· 8 years ago · Mar 08, 2018, 11:08 AM
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187 * jQuery JavaScript Library v3.3.1
188 * https://jquery.com/
189 *
190 * Includes Sizzle.js
191 * https://sizzlejs.com/
192 *
193 * Copyright JS Foundation and other contributors
194 * Released under the MIT license
195 * https://jquery.org/license
196 *
197 * Date: 2018-01-20T17:24Z
198 */
199( function( global, factory ) {
200
201 "use strict";
202
203 if ( typeof module === "object" && typeof module.exports === "object" ) {
204
205 // For CommonJS and CommonJS-like environments where a proper `window`
206 // is present, execute the factory and get jQuery.
207 // For environments that do not have a `window` with a `document`
208 // (such as Node.js), expose a factory as module.exports.
209 // This accentuates the need for the creation of a real `window`.
210 // e.g. var jQuery = require("jquery")(window);
211 // See ticket #14549 for more info.
212 module.exports = global.document ?
213 factory( global, true ) :
214 function( w ) {
215 if ( !w.document ) {
216 throw new Error( "jQuery requires a window with a document" );
217 }
218 return factory( w );
219 };
220 } else {
221 factory( global );
222 }
223
224// Pass this if window is not defined yet
225} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
226
227// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
228// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
229// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
230// enough that all such attempts are guarded in a try block.
231"use strict";
232
233var arr = [];
234
235var document = window.document;
236
237var getProto = Object.getPrototypeOf;
238
239var slice = arr.slice;
240
241var concat = arr.concat;
242
243var push = arr.push;
244
245var indexOf = arr.indexOf;
246
247var class2type = {};
248
249var toString = class2type.toString;
250
251var hasOwn = class2type.hasOwnProperty;
252
253var fnToString = hasOwn.toString;
254
255var ObjectFunctionString = fnToString.call( Object );
256
257var support = {};
258
259var isFunction = function isFunction( obj ) {
260
261 // Support: Chrome <=57, Firefox <=52
262 // In some browsers, typeof returns "function" for HTML <object> elements
263 // (i.e., `typeof document.createElement( "object" ) === "function"`).
264 // We don't want to classify *any* DOM node as a function.
265 return typeof obj === "function" && typeof obj.nodeType !== "number";
266 };
267
268
269var isWindow = function isWindow( obj ) {
270 return obj != null && obj === obj.window;
271 };
272
273
274
275
276 var preservedScriptAttributes = {
277 type: true,
278 src: true,
279 noModule: true
280 };
281
282 function DOMEval( code, doc, node ) {
283 doc = doc || document;
284
285 var i,
286 script = doc.createElement( "script" );
287
288 script.text = code;
289 if ( node ) {
290 for ( i in preservedScriptAttributes ) {
291 if ( node[ i ] ) {
292 script[ i ] = node[ i ];
293 }
294 }
295 }
296 doc.head.appendChild( script ).parentNode.removeChild( script );
297 }
298
299
300function toType( obj ) {
301 if ( obj == null ) {
302 return obj + "";
303 }
304
305 // Support: Android <=2.3 only (functionish RegExp)
306 return typeof obj === "object" || typeof obj === "function" ?
307 class2type[ toString.call( obj ) ] || "object" :
308 typeof obj;
309}
310/* global Symbol */
311// Defining this global in .eslintrc.json would create a danger of using the global
312// unguarded in another place, it seems safer to define global only for this module
313
314
315
316var
317 version = "3.3.1",
318
319 // Define a local copy of jQuery
320 jQuery = function( selector, context ) {
321
322 // The jQuery object is actually just the init constructor 'enhanced'
323 // Need init if jQuery is called (just allow error to be thrown if not included)
324 return new jQuery.fn.init( selector, context );
325 },
326
327 // Support: Android <=4.0 only
328 // Make sure we trim BOM and NBSP
329 rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
330
331jQuery.fn = jQuery.prototype = {
332
333 // The current version of jQuery being used
334 jquery: version,
335
336 constructor: jQuery,
337
338 // The default length of a jQuery object is 0
339 length: 0,
340
341 toArray: function() {
342 return slice.call( this );
343 },
344
345 // Get the Nth element in the matched element set OR
346 // Get the whole matched element set as a clean array
347 get: function( num ) {
348
349 // Return all the elements in a clean array
350 if ( num == null ) {
351 return slice.call( this );
352 }
353
354 // Return just the one element from the set
355 return num < 0 ? this[ num + this.length ] : this[ num ];
356 },
357
358 // Take an array of elements and push it onto the stack
359 // (returning the new matched element set)
360 pushStack: function( elems ) {
361
362 // Build a new jQuery matched element set
363 var ret = jQuery.merge( this.constructor(), elems );
364
365 // Add the old object onto the stack (as a reference)
366 ret.prevObject = this;
367
368 // Return the newly-formed element set
369 return ret;
370 },
371
372 // Execute a callback for every element in the matched set.
373 each: function( callback ) {
374 return jQuery.each( this, callback );
375 },
376
377 map: function( callback ) {
378 return this.pushStack( jQuery.map( this, function( elem, i ) {
379 return callback.call( elem, i, elem );
380 } ) );
381 },
382
383 slice: function() {
384 return this.pushStack( slice.apply( this, arguments ) );
385 },
386
387 first: function() {
388 return this.eq( 0 );
389 },
390
391 last: function() {
392 return this.eq( -1 );
393 },
394
395 eq: function( i ) {
396 var len = this.length,
397 j = +i + ( i < 0 ? len : 0 );
398 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
399 },
400
401 end: function() {
402 return this.prevObject || this.constructor();
403 },
404
405 // For internal use only.
406 // Behaves like an Array's method, not like a jQuery method.
407 push: push,
408 sort: arr.sort,
409 splice: arr.splice
410};
411
412jQuery.extend = jQuery.fn.extend = function() {
413 var options, name, src, copy, copyIsArray, clone,
414 target = arguments[ 0 ] || {},
415 i = 1,
416 length = arguments.length,
417 deep = false;
418
419 // Handle a deep copy situation
420 if ( typeof target === "boolean" ) {
421 deep = target;
422
423 // Skip the boolean and the target
424 target = arguments[ i ] || {};
425 i++;
426 }
427
428 // Handle case when target is a string or something (possible in deep copy)
429 if ( typeof target !== "object" && !isFunction( target ) ) {
430 target = {};
431 }
432
433 // Extend jQuery itself if only one argument is passed
434 if ( i === length ) {
435 target = this;
436 i--;
437 }
438
439 for ( ; i < length; i++ ) {
440
441 // Only deal with non-null/undefined values
442 if ( ( options = arguments[ i ] ) != null ) {
443
444 // Extend the base object
445 for ( name in options ) {
446 src = target[ name ];
447 copy = options[ name ];
448
449 // Prevent never-ending loop
450 if ( target === copy ) {
451 continue;
452 }
453
454 // Recurse if we're merging plain objects or arrays
455 if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
456 ( copyIsArray = Array.isArray( copy ) ) ) ) {
457
458 if ( copyIsArray ) {
459 copyIsArray = false;
460 clone = src && Array.isArray( src ) ? src : [];
461
462 } else {
463 clone = src && jQuery.isPlainObject( src ) ? src : {};
464 }
465
466 // Never move original objects, clone them
467 target[ name ] = jQuery.extend( deep, clone, copy );
468
469 // Don't bring in undefined values
470 } else if ( copy !== undefined ) {
471 target[ name ] = copy;
472 }
473 }
474 }
475 }
476
477 // Return the modified object
478 return target;
479};
480
481jQuery.extend( {
482
483 // Unique for each copy of jQuery on the page
484 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
485
486 // Assume jQuery is ready without the ready module
487 isReady: true,
488
489 error: function( msg ) {
490 throw new Error( msg );
491 },
492
493 noop: function() {},
494
495 isPlainObject: function( obj ) {
496 var proto, Ctor;
497
498 // Detect obvious negatives
499 // Use toString instead of jQuery.type to catch host objects
500 if ( !obj || toString.call( obj ) !== "[object Object]" ) {
501 return false;
502 }
503
504 proto = getProto( obj );
505
506 // Objects with no prototype (e.g., `Object.create( null )`) are plain
507 if ( !proto ) {
508 return true;
509 }
510
511 // Objects with prototype are plain iff they were constructed by a global Object function
512 Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
513 return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
514 },
515
516 isEmptyObject: function( obj ) {
517
518 /* eslint-disable no-unused-vars */
519 // See https://github.com/eslint/eslint/issues/6125
520 var name;
521
522 for ( name in obj ) {
523 return false;
524 }
525 return true;
526 },
527
528 // Evaluates a script in a global context
529 globalEval: function( code ) {
530 DOMEval( code );
531 },
532
533 each: function( obj, callback ) {
534 var length, i = 0;
535
536 if ( isArrayLike( obj ) ) {
537 length = obj.length;
538 for ( ; i < length; i++ ) {
539 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
540 break;
541 }
542 }
543 } else {
544 for ( i in obj ) {
545 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
546 break;
547 }
548 }
549 }
550
551 return obj;
552 },
553
554 // Support: Android <=4.0 only
555 trim: function( text ) {
556 return text == null ?
557 "" :
558 ( text + "" ).replace( rtrim, "" );
559 },
560
561 // results is for internal usage only
562 makeArray: function( arr, results ) {
563 var ret = results || [];
564
565 if ( arr != null ) {
566 if ( isArrayLike( Object( arr ) ) ) {
567 jQuery.merge( ret,
568 typeof arr === "string" ?
569 [ arr ] : arr
570 );
571 } else {
572 push.call( ret, arr );
573 }
574 }
575
576 return ret;
577 },
578
579 inArray: function( elem, arr, i ) {
580 return arr == null ? -1 : indexOf.call( arr, elem, i );
581 },
582
583 // Support: Android <=4.0 only, PhantomJS 1 only
584 // push.apply(_, arraylike) throws on ancient WebKit
585 merge: function( first, second ) {
586 var len = +second.length,
587 j = 0,
588 i = first.length;
589
590 for ( ; j < len; j++ ) {
591 first[ i++ ] = second[ j ];
592 }
593
594 first.length = i;
595
596 return first;
597 },
598
599 grep: function( elems, callback, invert ) {
600 var callbackInverse,
601 matches = [],
602 i = 0,
603 length = elems.length,
604 callbackExpect = !invert;
605
606 // Go through the array, only saving the items
607 // that pass the validator function
608 for ( ; i < length; i++ ) {
609 callbackInverse = !callback( elems[ i ], i );
610 if ( callbackInverse !== callbackExpect ) {
611 matches.push( elems[ i ] );
612 }
613 }
614
615 return matches;
616 },
617
618 // arg is for internal usage only
619 map: function( elems, callback, arg ) {
620 var length, value,
621 i = 0,
622 ret = [];
623
624 // Go through the array, translating each of the items to their new values
625 if ( isArrayLike( elems ) ) {
626 length = elems.length;
627 for ( ; i < length; i++ ) {
628 value = callback( elems[ i ], i, arg );
629
630 if ( value != null ) {
631 ret.push( value );
632 }
633 }
634
635 // Go through every key on the object,
636 } else {
637 for ( i in elems ) {
638 value = callback( elems[ i ], i, arg );
639
640 if ( value != null ) {
641 ret.push( value );
642 }
643 }
644 }
645
646 // Flatten any nested arrays
647 return concat.apply( [], ret );
648 },
649
650 // A global GUID counter for objects
651 guid: 1,
652
653 // jQuery.support is not used in Core but other projects attach their
654 // properties to it so it needs to exist.
655 support: support
656} );
657
658if ( typeof Symbol === "function" ) {
659 jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
660}
661
662// Populate the class2type map
663jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
664function( i, name ) {
665 class2type[ "[object " + name + "]" ] = name.toLowerCase();
666} );
667
668function isArrayLike( obj ) {
669
670 // Support: real iOS 8.2 only (not reproducible in simulator)
671 // `in` check used to prevent JIT error (gh-2145)
672 // hasOwn isn't used here due to false negatives
673 // regarding Nodelist length in IE
674 var length = !!obj && "length" in obj && obj.length,
675 type = toType( obj );
676
677 if ( isFunction( obj ) || isWindow( obj ) ) {
678 return false;
679 }
680
681 return type === "array" || length === 0 ||
682 typeof length === "number" && length > 0 && ( length - 1 ) in obj;
683}
684var Sizzle =
685/*!
686 * Sizzle CSS Selector Engine v2.3.3
687 * https://sizzlejs.com/
688 *
689 * Copyright jQuery Foundation and other contributors
690 * Released under the MIT license
691 * http://jquery.org/license
692 *
693 * Date: 2016-08-08
694 */
695(function( window ) {
696
697var i,
698 support,
699 Expr,
700 getText,
701 isXML,
702 tokenize,
703 compile,
704 select,
705 outermostContext,
706 sortInput,
707 hasDuplicate,
708
709 // Local document vars
710 setDocument,
711 document,
712 docElem,
713 documentIsHTML,
714 rbuggyQSA,
715 rbuggyMatches,
716 matches,
717 contains,
718
719 // Instance-specific data
720 expando = "sizzle" + 1 * new Date(),
721 preferredDoc = window.document,
722 dirruns = 0,
723 done = 0,
724 classCache = createCache(),
725 tokenCache = createCache(),
726 compilerCache = createCache(),
727 sortOrder = function( a, b ) {
728 if ( a === b ) {
729 hasDuplicate = true;
730 }
731 return 0;
732 },
733
734 // Instance methods
735 hasOwn = ({}).hasOwnProperty,
736 arr = [],
737 pop = arr.pop,
738 push_native = arr.push,
739 push = arr.push,
740 slice = arr.slice,
741 // Use a stripped-down indexOf as it's faster than native
742 // https://jsperf.com/thor-indexof-vs-for/5
743 indexOf = function( list, elem ) {
744 var i = 0,
745 len = list.length;
746 for ( ; i < len; i++ ) {
747 if ( list[i] === elem ) {
748 return i;
749 }
750 }
751 return -1;
752 },
753
754 booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
755
756 // Regular expressions
757
758 // http://www.w3.org/TR/css3-selectors/#whitespace
759 whitespace = "[\\x20\\t\\r\\n\\f]",
760
761 // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
762 identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+",
763
764 // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
765 attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
766 // Operator (capture 2)
767 "*([*^$|!~]?=)" + whitespace +
768 // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
769 "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
770 "*\\]",
771
772 pseudos = ":(" + identifier + ")(?:\\((" +
773 // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
774 // 1. quoted (capture 3; capture 4 or capture 5)
775 "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
776 // 2. simple (capture 6)
777 "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
778 // 3. anything else (capture 2)
779 ".*" +
780 ")\\)|)",
781
782 // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
783 rwhitespace = new RegExp( whitespace + "+", "g" ),
784 rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
785
786 rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
787 rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
788
789 rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
790
791 rpseudo = new RegExp( pseudos ),
792 ridentifier = new RegExp( "^" + identifier + "$" ),
793
794 matchExpr = {
795 "ID": new RegExp( "^#(" + identifier + ")" ),
796 "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
797 "TAG": new RegExp( "^(" + identifier + "|[*])" ),
798 "ATTR": new RegExp( "^" + attributes ),
799 "PSEUDO": new RegExp( "^" + pseudos ),
800 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
801 "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
802 "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
803 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
804 // For use in libraries implementing .is()
805 // We use this for POS matching in `select`
806 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
807 whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
808 },
809
810 rinputs = /^(?:input|select|textarea|button)$/i,
811 rheader = /^h\d$/i,
812
813 rnative = /^[^{]+\{\s*\[native \w/,
814
815 // Easily-parseable/retrievable ID or TAG or CLASS selectors
816 rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
817
818 rsibling = /[+~]/,
819
820 // CSS escapes
821 // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
822 runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
823 funescape = function( _, escaped, escapedWhitespace ) {
824 var high = "0x" + escaped - 0x10000;
825 // NaN means non-codepoint
826 // Support: Firefox<24
827 // Workaround erroneous numeric interpretation of +"0x"
828 return high !== high || escapedWhitespace ?
829 escaped :
830 high < 0 ?
831 // BMP codepoint
832 String.fromCharCode( high + 0x10000 ) :
833 // Supplemental Plane codepoint (surrogate pair)
834 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
835 },
836
837 // CSS string/identifier serialization
838 // https://drafts.csswg.org/cssom/#common-serializing-idioms
839 rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
840 fcssescape = function( ch, asCodePoint ) {
841 if ( asCodePoint ) {
842
843 // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
844 if ( ch === "\0" ) {
845 return "\uFFFD";
846 }
847
848 // Control characters and (dependent upon position) numbers get escaped as code points
849 return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
850 }
851
852 // Other potentially-special ASCII characters get backslash-escaped
853 return "\\" + ch;
854 },
855
856 // Used for iframes
857 // See setDocument()
858 // Removing the function wrapper causes a "Permission Denied"
859 // error in IE
860 unloadHandler = function() {
861 setDocument();
862 },
863
864 disabledAncestor = addCombinator(
865 function( elem ) {
866 return elem.disabled === true && ("form" in elem || "label" in elem);
867 },
868 { dir: "parentNode", next: "legend" }
869 );
870
871// Optimize for push.apply( _, NodeList )
872try {
873 push.apply(
874 (arr = slice.call( preferredDoc.childNodes )),
875 preferredDoc.childNodes
876 );
877 // Support: Android<4.0
878 // Detect silently failing push.apply
879 arr[ preferredDoc.childNodes.length ].nodeType;
880} catch ( e ) {
881 push = { apply: arr.length ?
882
883 // Leverage slice if possible
884 function( target, els ) {
885 push_native.apply( target, slice.call(els) );
886 } :
887
888 // Support: IE<9
889 // Otherwise append directly
890 function( target, els ) {
891 var j = target.length,
892 i = 0;
893 // Can't trust NodeList.length
894 while ( (target[j++] = els[i++]) ) {}
895 target.length = j - 1;
896 }
897 };
898}
899
900function Sizzle( selector, context, results, seed ) {
901 var m, i, elem, nid, match, groups, newSelector,
902 newContext = context && context.ownerDocument,
903
904 // nodeType defaults to 9, since context defaults to document
905 nodeType = context ? context.nodeType : 9;
906
907 results = results || [];
908
909 // Return early from calls with invalid selector or context
910 if ( typeof selector !== "string" || !selector ||
911 nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
912
913 return results;
914 }
915
916 // Try to shortcut find operations (as opposed to filters) in HTML documents
917 if ( !seed ) {
918
919 if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
920 setDocument( context );
921 }
922 context = context || document;
923
924 if ( documentIsHTML ) {
925
926 // If the selector is sufficiently simple, try using a "get*By*" DOM method
927 // (excepting DocumentFragment context, where the methods don't exist)
928 if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
929
930 // ID selector
931 if ( (m = match[1]) ) {
932
933 // Document context
934 if ( nodeType === 9 ) {
935 if ( (elem = context.getElementById( m )) ) {
936
937 // Support: IE, Opera, Webkit
938 // TODO: identify versions
939 // getElementById can match elements by name instead of ID
940 if ( elem.id === m ) {
941 results.push( elem );
942 return results;
943 }
944 } else {
945 return results;
946 }
947
948 // Element context
949 } else {
950
951 // Support: IE, Opera, Webkit
952 // TODO: identify versions
953 // getElementById can match elements by name instead of ID
954 if ( newContext && (elem = newContext.getElementById( m )) &&
955 contains( context, elem ) &&
956 elem.id === m ) {
957
958 results.push( elem );
959 return results;
960 }
961 }
962
963 // Type selector
964 } else if ( match[2] ) {
965 push.apply( results, context.getElementsByTagName( selector ) );
966 return results;
967
968 // Class selector
969 } else if ( (m = match[3]) && support.getElementsByClassName &&
970 context.getElementsByClassName ) {
971
972 push.apply( results, context.getElementsByClassName( m ) );
973 return results;
974 }
975 }
976
977 // Take advantage of querySelectorAll
978 if ( support.qsa &&
979 !compilerCache[ selector + " " ] &&
980 (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
981
982 if ( nodeType !== 1 ) {
983 newContext = context;
984 newSelector = selector;
985
986 // qSA looks outside Element context, which is not what we want
987 // Thanks to Andrew Dupont for this workaround technique
988 // Support: IE <=8
989 // Exclude object elements
990 } else if ( context.nodeName.toLowerCase() !== "object" ) {
991
992 // Capture the context ID, setting it first if necessary
993 if ( (nid = context.getAttribute( "id" )) ) {
994 nid = nid.replace( rcssescape, fcssescape );
995 } else {
996 context.setAttribute( "id", (nid = expando) );
997 }
998
999 // Prefix every selector in the list
1000 groups = tokenize( selector );
1001 i = groups.length;
1002 while ( i-- ) {
1003 groups[i] = "#" + nid + " " + toSelector( groups[i] );
1004 }
1005 newSelector = groups.join( "," );
1006
1007 // Expand context for sibling selectors
1008 newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
1009 context;
1010 }
1011
1012 if ( newSelector ) {
1013 try {
1014 push.apply( results,
1015 newContext.querySelectorAll( newSelector )
1016 );
1017 return results;
1018 } catch ( qsaError ) {
1019 } finally {
1020 if ( nid === expando ) {
1021 context.removeAttribute( "id" );
1022 }
1023 }
1024 }
1025 }
1026 }
1027 }
1028
1029 // All others
1030 return select( selector.replace( rtrim, "$1" ), context, results, seed );
1031}
1032
1033/**
1034 * Create key-value caches of limited size
1035 * @returns {function(string, object)} Returns the Object data after storing it on itself with
1036 * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
1037 * deleting the oldest entry
1038 */
1039function createCache() {
1040 var keys = [];
1041
1042 function cache( key, value ) {
1043 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
1044 if ( keys.push( key + " " ) > Expr.cacheLength ) {
1045 // Only keep the most recent entries
1046 delete cache[ keys.shift() ];
1047 }
1048 return (cache[ key + " " ] = value);
1049 }
1050 return cache;
1051}
1052
1053/**
1054 * Mark a function for special use by Sizzle
1055 * @param {Function} fn The function to mark
1056 */
1057function markFunction( fn ) {
1058 fn[ expando ] = true;
1059 return fn;
1060}
1061
1062/**
1063 * Support testing using an element
1064 * @param {Function} fn Passed the created element and returns a boolean result
1065 */
1066function assert( fn ) {
1067 var el = document.createElement("fieldset");
1068
1069 try {
1070 return !!fn( el );
1071 } catch (e) {
1072 return false;
1073 } finally {
1074 // Remove from its parent by default
1075 if ( el.parentNode ) {
1076 el.parentNode.removeChild( el );
1077 }
1078 // release memory in IE
1079 el = null;
1080 }
1081}
1082
1083/**
1084 * Adds the same handler for all of the specified attrs
1085 * @param {String} attrs Pipe-separated list of attributes
1086 * @param {Function} handler The method that will be applied
1087 */
1088function addHandle( attrs, handler ) {
1089 var arr = attrs.split("|"),
1090 i = arr.length;
1091
1092 while ( i-- ) {
1093 Expr.attrHandle[ arr[i] ] = handler;
1094 }
1095}
1096
1097/**
1098 * Checks document order of two siblings
1099 * @param {Element} a
1100 * @param {Element} b
1101 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
1102 */
1103function siblingCheck( a, b ) {
1104 var cur = b && a,
1105 diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
1106 a.sourceIndex - b.sourceIndex;
1107
1108 // Use IE sourceIndex if available on both nodes
1109 if ( diff ) {
1110 return diff;
1111 }
1112
1113 // Check if b follows a
1114 if ( cur ) {
1115 while ( (cur = cur.nextSibling) ) {
1116 if ( cur === b ) {
1117 return -1;
1118 }
1119 }
1120 }
1121
1122 return a ? 1 : -1;
1123}
1124
1125/**
1126 * Returns a function to use in pseudos for input types
1127 * @param {String} type
1128 */
1129function createInputPseudo( type ) {
1130 return function( elem ) {
1131 var name = elem.nodeName.toLowerCase();
1132 return name === "input" && elem.type === type;
1133 };
1134}
1135
1136/**
1137 * Returns a function to use in pseudos for buttons
1138 * @param {String} type
1139 */
1140function createButtonPseudo( type ) {
1141 return function( elem ) {
1142 var name = elem.nodeName.toLowerCase();
1143 return (name === "input" || name === "button") && elem.type === type;
1144 };
1145}
1146
1147/**
1148 * Returns a function to use in pseudos for :enabled/:disabled
1149 * @param {Boolean} disabled true for :disabled; false for :enabled
1150 */
1151function createDisabledPseudo( disabled ) {
1152
1153 // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
1154 return function( elem ) {
1155
1156 // Only certain elements can match :enabled or :disabled
1157 // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
1158 // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
1159 if ( "form" in elem ) {
1160
1161 // Check for inherited disabledness on relevant non-disabled elements:
1162 // * listed form-associated elements in a disabled fieldset
1163 // https://html.spec.whatwg.org/multipage/forms.html#category-listed
1164 // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
1165 // * option elements in a disabled optgroup
1166 // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
1167 // All such elements have a "form" property.
1168 if ( elem.parentNode && elem.disabled === false ) {
1169
1170 // Option elements defer to a parent optgroup if present
1171 if ( "label" in elem ) {
1172 if ( "label" in elem.parentNode ) {
1173 return elem.parentNode.disabled === disabled;
1174 } else {
1175 return elem.disabled === disabled;
1176 }
1177 }
1178
1179 // Support: IE 6 - 11
1180 // Use the isDisabled shortcut property to check for disabled fieldset ancestors
1181 return elem.isDisabled === disabled ||
1182
1183 // Where there is no isDisabled, check manually
1184 /* jshint -W018 */
1185 elem.isDisabled !== !disabled &&
1186 disabledAncestor( elem ) === disabled;
1187 }
1188
1189 return elem.disabled === disabled;
1190
1191 // Try to winnow out elements that can't be disabled before trusting the disabled property.
1192 // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
1193 // even exist on them, let alone have a boolean value.
1194 } else if ( "label" in elem ) {
1195 return elem.disabled === disabled;
1196 }
1197
1198 // Remaining elements are neither :enabled nor :disabled
1199 return false;
1200 };
1201}
1202
1203/**
1204 * Returns a function to use in pseudos for positionals
1205 * @param {Function} fn
1206 */
1207function createPositionalPseudo( fn ) {
1208 return markFunction(function( argument ) {
1209 argument = +argument;
1210 return markFunction(function( seed, matches ) {
1211 var j,
1212 matchIndexes = fn( [], seed.length, argument ),
1213 i = matchIndexes.length;
1214
1215 // Match elements found at the specified indexes
1216 while ( i-- ) {
1217 if ( seed[ (j = matchIndexes[i]) ] ) {
1218 seed[j] = !(matches[j] = seed[j]);
1219 }
1220 }
1221 });
1222 });
1223}
1224
1225/**
1226 * Checks a node for validity as a Sizzle context
1227 * @param {Element|Object=} context
1228 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
1229 */
1230function testContext( context ) {
1231 return context && typeof context.getElementsByTagName !== "undefined" && context;
1232}
1233
1234// Expose support vars for convenience
1235support = Sizzle.support = {};
1236
1237/**
1238 * Detects XML nodes
1239 * @param {Element|Object} elem An element or a document
1240 * @returns {Boolean} True iff elem is a non-HTML XML node
1241 */
1242isXML = Sizzle.isXML = function( elem ) {
1243 // documentElement is verified for cases where it doesn't yet exist
1244 // (such as loading iframes in IE - #4833)
1245 var documentElement = elem && (elem.ownerDocument || elem).documentElement;
1246 return documentElement ? documentElement.nodeName !== "HTML" : false;
1247};
1248
1249/**
1250 * Sets document-related variables once based on the current document
1251 * @param {Element|Object} [doc] An element or document object to use to set the document
1252 * @returns {Object} Returns the current document
1253 */
1254setDocument = Sizzle.setDocument = function( node ) {
1255 var hasCompare, subWindow,
1256 doc = node ? node.ownerDocument || node : preferredDoc;
1257
1258 // Return early if doc is invalid or already selected
1259 if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
1260 return document;
1261 }
1262
1263 // Update global variables
1264 document = doc;
1265 docElem = document.documentElement;
1266 documentIsHTML = !isXML( document );
1267
1268 // Support: IE 9-11, Edge
1269 // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
1270 if ( preferredDoc !== document &&
1271 (subWindow = document.defaultView) && subWindow.top !== subWindow ) {
1272
1273 // Support: IE 11, Edge
1274 if ( subWindow.addEventListener ) {
1275 subWindow.addEventListener( "unload", unloadHandler, false );
1276
1277 // Support: IE 9 - 10 only
1278 } else if ( subWindow.attachEvent ) {
1279 subWindow.attachEvent( "onunload", unloadHandler );
1280 }
1281 }
1282
1283 /* Attributes
1284 ---------------------------------------------------------------------- */
1285
1286 // Support: IE<8
1287 // Verify that getAttribute really returns attributes and not properties
1288 // (excepting IE8 booleans)
1289 support.attributes = assert(function( el ) {
1290 el.className = "i";
1291 return !el.getAttribute("className");
1292 });
1293
1294 /* getElement(s)By*
1295 ---------------------------------------------------------------------- */
1296
1297 // Check if getElementsByTagName("*") returns only elements
1298 support.getElementsByTagName = assert(function( el ) {
1299 el.appendChild( document.createComment("") );
1300 return !el.getElementsByTagName("*").length;
1301 });
1302
1303 // Support: IE<9
1304 support.getElementsByClassName = rnative.test( document.getElementsByClassName );
1305
1306 // Support: IE<10
1307 // Check if getElementById returns elements by name
1308 // The broken getElementById methods don't pick up programmatically-set names,
1309 // so use a roundabout getElementsByName test
1310 support.getById = assert(function( el ) {
1311 docElem.appendChild( el ).id = expando;
1312 return !document.getElementsByName || !document.getElementsByName( expando ).length;
1313 });
1314
1315 // ID filter and find
1316 if ( support.getById ) {
1317 Expr.filter["ID"] = function( id ) {
1318 var attrId = id.replace( runescape, funescape );
1319 return function( elem ) {
1320 return elem.getAttribute("id") === attrId;
1321 };
1322 };
1323 Expr.find["ID"] = function( id, context ) {
1324 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1325 var elem = context.getElementById( id );
1326 return elem ? [ elem ] : [];
1327 }
1328 };
1329 } else {
1330 Expr.filter["ID"] = function( id ) {
1331 var attrId = id.replace( runescape, funescape );
1332 return function( elem ) {
1333 var node = typeof elem.getAttributeNode !== "undefined" &&
1334 elem.getAttributeNode("id");
1335 return node && node.value === attrId;
1336 };
1337 };
1338
1339 // Support: IE 6 - 7 only
1340 // getElementById is not reliable as a find shortcut
1341 Expr.find["ID"] = function( id, context ) {
1342 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1343 var node, i, elems,
1344 elem = context.getElementById( id );
1345
1346 if ( elem ) {
1347
1348 // Verify the id attribute
1349 node = elem.getAttributeNode("id");
1350 if ( node && node.value === id ) {
1351 return [ elem ];
1352 }
1353
1354 // Fall back on getElementsByName
1355 elems = context.getElementsByName( id );
1356 i = 0;
1357 while ( (elem = elems[i++]) ) {
1358 node = elem.getAttributeNode("id");
1359 if ( node && node.value === id ) {
1360 return [ elem ];
1361 }
1362 }
1363 }
1364
1365 return [];
1366 }
1367 };
1368 }
1369
1370 // Tag
1371 Expr.find["TAG"] = support.getElementsByTagName ?
1372 function( tag, context ) {
1373 if ( typeof context.getElementsByTagName !== "undefined" ) {
1374 return context.getElementsByTagName( tag );
1375
1376 // DocumentFragment nodes don't have gEBTN
1377 } else if ( support.qsa ) {
1378 return context.querySelectorAll( tag );
1379 }
1380 } :
1381
1382 function( tag, context ) {
1383 var elem,
1384 tmp = [],
1385 i = 0,
1386 // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
1387 results = context.getElementsByTagName( tag );
1388
1389 // Filter out possible comments
1390 if ( tag === "*" ) {
1391 while ( (elem = results[i++]) ) {
1392 if ( elem.nodeType === 1 ) {
1393 tmp.push( elem );
1394 }
1395 }
1396
1397 return tmp;
1398 }
1399 return results;
1400 };
1401
1402 // Class
1403 Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
1404 if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
1405 return context.getElementsByClassName( className );
1406 }
1407 };
1408
1409 /* QSA/matchesSelector
1410 ---------------------------------------------------------------------- */
1411
1412 // QSA and matchesSelector support
1413
1414 // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
1415 rbuggyMatches = [];
1416
1417 // qSa(:focus) reports false when true (Chrome 21)
1418 // We allow this because of a bug in IE8/9 that throws an error
1419 // whenever `document.activeElement` is accessed on an iframe
1420 // So, we allow :focus to pass through QSA all the time to avoid the IE error
1421 // See https://bugs.jquery.com/ticket/13378
1422 rbuggyQSA = [];
1423
1424 if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
1425 // Build QSA regex
1426 // Regex strategy adopted from Diego Perini
1427 assert(function( el ) {
1428 // Select is set to empty string on purpose
1429 // This is to test IE's treatment of not explicitly
1430 // setting a boolean content attribute,
1431 // since its presence should be enough
1432 // https://bugs.jquery.com/ticket/12359
1433 docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" +
1434 "<select id='" + expando + "-\r\\' msallowcapture=''>" +
1435 "<option selected=''></option></select>";
1436
1437 // Support: IE8, Opera 11-12.16
1438 // Nothing should be selected when empty strings follow ^= or $= or *=
1439 // The test attribute must be unknown in Opera but "safe" for WinRT
1440 // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
1441 if ( el.querySelectorAll("[msallowcapture^='']").length ) {
1442 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
1443 }
1444
1445 // Support: IE8
1446 // Boolean attributes and "value" are not treated correctly
1447 if ( !el.querySelectorAll("[selected]").length ) {
1448 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
1449 }
1450
1451 // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
1452 if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
1453 rbuggyQSA.push("~=");
1454 }
1455
1456 // Webkit/Opera - :checked should return selected option elements
1457 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1458 // IE8 throws error here and will not see later tests
1459 if ( !el.querySelectorAll(":checked").length ) {
1460 rbuggyQSA.push(":checked");
1461 }
1462
1463 // Support: Safari 8+, iOS 8+
1464 // https://bugs.webkit.org/show_bug.cgi?id=136851
1465 // In-page `selector#id sibling-combinator selector` fails
1466 if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
1467 rbuggyQSA.push(".#.+[+~]");
1468 }
1469 });
1470
1471 assert(function( el ) {
1472 el.innerHTML = "<a href='' disabled='disabled'></a>" +
1473 "<select disabled='disabled'><option/></select>";
1474
1475 // Support: Windows 8 Native Apps
1476 // The type and name attributes are restricted during .innerHTML assignment
1477 var input = document.createElement("input");
1478 input.setAttribute( "type", "hidden" );
1479 el.appendChild( input ).setAttribute( "name", "D" );
1480
1481 // Support: IE8
1482 // Enforce case-sensitivity of name attribute
1483 if ( el.querySelectorAll("[name=d]").length ) {
1484 rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
1485 }
1486
1487 // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
1488 // IE8 throws error here and will not see later tests
1489 if ( el.querySelectorAll(":enabled").length !== 2 ) {
1490 rbuggyQSA.push( ":enabled", ":disabled" );
1491 }
1492
1493 // Support: IE9-11+
1494 // IE's :disabled selector does not pick up the children of disabled fieldsets
1495 docElem.appendChild( el ).disabled = true;
1496 if ( el.querySelectorAll(":disabled").length !== 2 ) {
1497 rbuggyQSA.push( ":enabled", ":disabled" );
1498 }
1499
1500 // Opera 10-11 does not throw on post-comma invalid pseudos
1501 el.querySelectorAll("*,:x");
1502 rbuggyQSA.push(",.*:");
1503 });
1504 }
1505
1506 if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
1507 docElem.webkitMatchesSelector ||
1508 docElem.mozMatchesSelector ||
1509 docElem.oMatchesSelector ||
1510 docElem.msMatchesSelector) )) ) {
1511
1512 assert(function( el ) {
1513 // Check to see if it's possible to do matchesSelector
1514 // on a disconnected node (IE 9)
1515 support.disconnectedMatch = matches.call( el, "*" );
1516
1517 // This should fail with an exception
1518 // Gecko does not error, returns false instead
1519 matches.call( el, "[s!='']:x" );
1520 rbuggyMatches.push( "!=", pseudos );
1521 });
1522 }
1523
1524 rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
1525 rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
1526
1527 /* Contains
1528 ---------------------------------------------------------------------- */
1529 hasCompare = rnative.test( docElem.compareDocumentPosition );
1530
1531 // Element contains another
1532 // Purposefully self-exclusive
1533 // As in, an element does not contain itself
1534 contains = hasCompare || rnative.test( docElem.contains ) ?
1535 function( a, b ) {
1536 var adown = a.nodeType === 9 ? a.documentElement : a,
1537 bup = b && b.parentNode;
1538 return a === bup || !!( bup && bup.nodeType === 1 && (
1539 adown.contains ?
1540 adown.contains( bup ) :
1541 a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
1542 ));
1543 } :
1544 function( a, b ) {
1545 if ( b ) {
1546 while ( (b = b.parentNode) ) {
1547 if ( b === a ) {
1548 return true;
1549 }
1550 }
1551 }
1552 return false;
1553 };
1554
1555 /* Sorting
1556 ---------------------------------------------------------------------- */
1557
1558 // Document order sorting
1559 sortOrder = hasCompare ?
1560 function( a, b ) {
1561
1562 // Flag for duplicate removal
1563 if ( a === b ) {
1564 hasDuplicate = true;
1565 return 0;
1566 }
1567
1568 // Sort on method existence if only one input has compareDocumentPosition
1569 var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
1570 if ( compare ) {
1571 return compare;
1572 }
1573
1574 // Calculate position if both inputs belong to the same document
1575 compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
1576 a.compareDocumentPosition( b ) :
1577
1578 // Otherwise we know they are disconnected
1579 1;
1580
1581 // Disconnected nodes
1582 if ( compare & 1 ||
1583 (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
1584
1585 // Choose the first element that is related to our preferred document
1586 if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
1587 return -1;
1588 }
1589 if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
1590 return 1;
1591 }
1592
1593 // Maintain original order
1594 return sortInput ?
1595 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1596 0;
1597 }
1598
1599 return compare & 4 ? -1 : 1;
1600 } :
1601 function( a, b ) {
1602 // Exit early if the nodes are identical
1603 if ( a === b ) {
1604 hasDuplicate = true;
1605 return 0;
1606 }
1607
1608 var cur,
1609 i = 0,
1610 aup = a.parentNode,
1611 bup = b.parentNode,
1612 ap = [ a ],
1613 bp = [ b ];
1614
1615 // Parentless nodes are either documents or disconnected
1616 if ( !aup || !bup ) {
1617 return a === document ? -1 :
1618 b === document ? 1 :
1619 aup ? -1 :
1620 bup ? 1 :
1621 sortInput ?
1622 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1623 0;
1624
1625 // If the nodes are siblings, we can do a quick check
1626 } else if ( aup === bup ) {
1627 return siblingCheck( a, b );
1628 }
1629
1630 // Otherwise we need full lists of their ancestors for comparison
1631 cur = a;
1632 while ( (cur = cur.parentNode) ) {
1633 ap.unshift( cur );
1634 }
1635 cur = b;
1636 while ( (cur = cur.parentNode) ) {
1637 bp.unshift( cur );
1638 }
1639
1640 // Walk down the tree looking for a discrepancy
1641 while ( ap[i] === bp[i] ) {
1642 i++;
1643 }
1644
1645 return i ?
1646 // Do a sibling check if the nodes have a common ancestor
1647 siblingCheck( ap[i], bp[i] ) :
1648
1649 // Otherwise nodes in our document sort first
1650 ap[i] === preferredDoc ? -1 :
1651 bp[i] === preferredDoc ? 1 :
1652 0;
1653 };
1654
1655 return document;
1656};
1657
1658Sizzle.matches = function( expr, elements ) {
1659 return Sizzle( expr, null, null, elements );
1660};
1661
1662Sizzle.matchesSelector = function( elem, expr ) {
1663 // Set document vars if needed
1664 if ( ( elem.ownerDocument || elem ) !== document ) {
1665 setDocument( elem );
1666 }
1667
1668 // Make sure that attribute selectors are quoted
1669 expr = expr.replace( rattributeQuotes, "='$1']" );
1670
1671 if ( support.matchesSelector && documentIsHTML &&
1672 !compilerCache[ expr + " " ] &&
1673 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
1674 ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
1675
1676 try {
1677 var ret = matches.call( elem, expr );
1678
1679 // IE 9's matchesSelector returns false on disconnected nodes
1680 if ( ret || support.disconnectedMatch ||
1681 // As well, disconnected nodes are said to be in a document
1682 // fragment in IE 9
1683 elem.document && elem.document.nodeType !== 11 ) {
1684 return ret;
1685 }
1686 } catch (e) {}
1687 }
1688
1689 return Sizzle( expr, document, null, [ elem ] ).length > 0;
1690};
1691
1692Sizzle.contains = function( context, elem ) {
1693 // Set document vars if needed
1694 if ( ( context.ownerDocument || context ) !== document ) {
1695 setDocument( context );
1696 }
1697 return contains( context, elem );
1698};
1699
1700Sizzle.attr = function( elem, name ) {
1701 // Set document vars if needed
1702 if ( ( elem.ownerDocument || elem ) !== document ) {
1703 setDocument( elem );
1704 }
1705
1706 var fn = Expr.attrHandle[ name.toLowerCase() ],
1707 // Don't get fooled by Object.prototype properties (jQuery #13807)
1708 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
1709 fn( elem, name, !documentIsHTML ) :
1710 undefined;
1711
1712 return val !== undefined ?
1713 val :
1714 support.attributes || !documentIsHTML ?
1715 elem.getAttribute( name ) :
1716 (val = elem.getAttributeNode(name)) && val.specified ?
1717 val.value :
1718 null;
1719};
1720
1721Sizzle.escape = function( sel ) {
1722 return (sel + "").replace( rcssescape, fcssescape );
1723};
1724
1725Sizzle.error = function( msg ) {
1726 throw new Error( "Syntax error, unrecognized expression: " + msg );
1727};
1728
1729/**
1730 * Document sorting and removing duplicates
1731 * @param {ArrayLike} results
1732 */
1733Sizzle.uniqueSort = function( results ) {
1734 var elem,
1735 duplicates = [],
1736 j = 0,
1737 i = 0;
1738
1739 // Unless we *know* we can detect duplicates, assume their presence
1740 hasDuplicate = !support.detectDuplicates;
1741 sortInput = !support.sortStable && results.slice( 0 );
1742 results.sort( sortOrder );
1743
1744 if ( hasDuplicate ) {
1745 while ( (elem = results[i++]) ) {
1746 if ( elem === results[ i ] ) {
1747 j = duplicates.push( i );
1748 }
1749 }
1750 while ( j-- ) {
1751 results.splice( duplicates[ j ], 1 );
1752 }
1753 }
1754
1755 // Clear input after sorting to release objects
1756 // See https://github.com/jquery/sizzle/pull/225
1757 sortInput = null;
1758
1759 return results;
1760};
1761
1762/**
1763 * Utility function for retrieving the text value of an array of DOM nodes
1764 * @param {Array|Element} elem
1765 */
1766getText = Sizzle.getText = function( elem ) {
1767 var node,
1768 ret = "",
1769 i = 0,
1770 nodeType = elem.nodeType;
1771
1772 if ( !nodeType ) {
1773 // If no nodeType, this is expected to be an array
1774 while ( (node = elem[i++]) ) {
1775 // Do not traverse comment nodes
1776 ret += getText( node );
1777 }
1778 } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
1779 // Use textContent for elements
1780 // innerText usage removed for consistency of new lines (jQuery #11153)
1781 if ( typeof elem.textContent === "string" ) {
1782 return elem.textContent;
1783 } else {
1784 // Traverse its children
1785 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1786 ret += getText( elem );
1787 }
1788 }
1789 } else if ( nodeType === 3 || nodeType === 4 ) {
1790 return elem.nodeValue;
1791 }
1792 // Do not include comment or processing instruction nodes
1793
1794 return ret;
1795};
1796
1797Expr = Sizzle.selectors = {
1798
1799 // Can be adjusted by the user
1800 cacheLength: 50,
1801
1802 createPseudo: markFunction,
1803
1804 match: matchExpr,
1805
1806 attrHandle: {},
1807
1808 find: {},
1809
1810 relative: {
1811 ">": { dir: "parentNode", first: true },
1812 " ": { dir: "parentNode" },
1813 "+": { dir: "previousSibling", first: true },
1814 "~": { dir: "previousSibling" }
1815 },
1816
1817 preFilter: {
1818 "ATTR": function( match ) {
1819 match[1] = match[1].replace( runescape, funescape );
1820
1821 // Move the given value to match[3] whether quoted or unquoted
1822 match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
1823
1824 if ( match[2] === "~=" ) {
1825 match[3] = " " + match[3] + " ";
1826 }
1827
1828 return match.slice( 0, 4 );
1829 },
1830
1831 "CHILD": function( match ) {
1832 /* matches from matchExpr["CHILD"]
1833 1 type (only|nth|...)
1834 2 what (child|of-type)
1835 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1836 4 xn-component of xn+y argument ([+-]?\d*n|)
1837 5 sign of xn-component
1838 6 x of xn-component
1839 7 sign of y-component
1840 8 y of y-component
1841 */
1842 match[1] = match[1].toLowerCase();
1843
1844 if ( match[1].slice( 0, 3 ) === "nth" ) {
1845 // nth-* requires argument
1846 if ( !match[3] ) {
1847 Sizzle.error( match[0] );
1848 }
1849
1850 // numeric x and y parameters for Expr.filter.CHILD
1851 // remember that false/true cast respectively to 0/1
1852 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
1853 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
1854
1855 // other types prohibit arguments
1856 } else if ( match[3] ) {
1857 Sizzle.error( match[0] );
1858 }
1859
1860 return match;
1861 },
1862
1863 "PSEUDO": function( match ) {
1864 var excess,
1865 unquoted = !match[6] && match[2];
1866
1867 if ( matchExpr["CHILD"].test( match[0] ) ) {
1868 return null;
1869 }
1870
1871 // Accept quoted arguments as-is
1872 if ( match[3] ) {
1873 match[2] = match[4] || match[5] || "";
1874
1875 // Strip excess characters from unquoted arguments
1876 } else if ( unquoted && rpseudo.test( unquoted ) &&
1877 // Get excess from tokenize (recursively)
1878 (excess = tokenize( unquoted, true )) &&
1879 // advance to the next closing parenthesis
1880 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
1881
1882 // excess is a negative index
1883 match[0] = match[0].slice( 0, excess );
1884 match[2] = unquoted.slice( 0, excess );
1885 }
1886
1887 // Return only captures needed by the pseudo filter method (type and argument)
1888 return match.slice( 0, 3 );
1889 }
1890 },
1891
1892 filter: {
1893
1894 "TAG": function( nodeNameSelector ) {
1895 var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1896 return nodeNameSelector === "*" ?
1897 function() { return true; } :
1898 function( elem ) {
1899 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
1900 };
1901 },
1902
1903 "CLASS": function( className ) {
1904 var pattern = classCache[ className + " " ];
1905
1906 return pattern ||
1907 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
1908 classCache( className, function( elem ) {
1909 return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
1910 });
1911 },
1912
1913 "ATTR": function( name, operator, check ) {
1914 return function( elem ) {
1915 var result = Sizzle.attr( elem, name );
1916
1917 if ( result == null ) {
1918 return operator === "!=";
1919 }
1920 if ( !operator ) {
1921 return true;
1922 }
1923
1924 result += "";
1925
1926 return operator === "=" ? result === check :
1927 operator === "!=" ? result !== check :
1928 operator === "^=" ? check && result.indexOf( check ) === 0 :
1929 operator === "*=" ? check && result.indexOf( check ) > -1 :
1930 operator === "$=" ? check && result.slice( -check.length ) === check :
1931 operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
1932 operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
1933 false;
1934 };
1935 },
1936
1937 "CHILD": function( type, what, argument, first, last ) {
1938 var simple = type.slice( 0, 3 ) !== "nth",
1939 forward = type.slice( -4 ) !== "last",
1940 ofType = what === "of-type";
1941
1942 return first === 1 && last === 0 ?
1943
1944 // Shortcut for :nth-*(n)
1945 function( elem ) {
1946 return !!elem.parentNode;
1947 } :
1948
1949 function( elem, context, xml ) {
1950 var cache, uniqueCache, outerCache, node, nodeIndex, start,
1951 dir = simple !== forward ? "nextSibling" : "previousSibling",
1952 parent = elem.parentNode,
1953 name = ofType && elem.nodeName.toLowerCase(),
1954 useCache = !xml && !ofType,
1955 diff = false;
1956
1957 if ( parent ) {
1958
1959 // :(first|last|only)-(child|of-type)
1960 if ( simple ) {
1961 while ( dir ) {
1962 node = elem;
1963 while ( (node = node[ dir ]) ) {
1964 if ( ofType ?
1965 node.nodeName.toLowerCase() === name :
1966 node.nodeType === 1 ) {
1967
1968 return false;
1969 }
1970 }
1971 // Reverse direction for :only-* (if we haven't yet done so)
1972 start = dir = type === "only" && !start && "nextSibling";
1973 }
1974 return true;
1975 }
1976
1977 start = [ forward ? parent.firstChild : parent.lastChild ];
1978
1979 // non-xml :nth-child(...) stores cache data on `parent`
1980 if ( forward && useCache ) {
1981
1982 // Seek `elem` from a previously-cached index
1983
1984 // ...in a gzip-friendly way
1985 node = parent;
1986 outerCache = node[ expando ] || (node[ expando ] = {});
1987
1988 // Support: IE <9 only
1989 // Defend against cloned attroperties (jQuery gh-1709)
1990 uniqueCache = outerCache[ node.uniqueID ] ||
1991 (outerCache[ node.uniqueID ] = {});
1992
1993 cache = uniqueCache[ type ] || [];
1994 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1995 diff = nodeIndex && cache[ 2 ];
1996 node = nodeIndex && parent.childNodes[ nodeIndex ];
1997
1998 while ( (node = ++nodeIndex && node && node[ dir ] ||
1999
2000 // Fallback to seeking `elem` from the start
2001 (diff = nodeIndex = 0) || start.pop()) ) {
2002
2003 // When found, cache indexes on `parent` and break
2004 if ( node.nodeType === 1 && ++diff && node === elem ) {
2005 uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
2006 break;
2007 }
2008 }
2009
2010 } else {
2011 // Use previously-cached element index if available
2012 if ( useCache ) {
2013 // ...in a gzip-friendly way
2014 node = elem;
2015 outerCache = node[ expando ] || (node[ expando ] = {});
2016
2017 // Support: IE <9 only
2018 // Defend against cloned attroperties (jQuery gh-1709)
2019 uniqueCache = outerCache[ node.uniqueID ] ||
2020 (outerCache[ node.uniqueID ] = {});
2021
2022 cache = uniqueCache[ type ] || [];
2023 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
2024 diff = nodeIndex;
2025 }
2026
2027 // xml :nth-child(...)
2028 // or :nth-last-child(...) or :nth(-last)?-of-type(...)
2029 if ( diff === false ) {
2030 // Use the same loop as above to seek `elem` from the start
2031 while ( (node = ++nodeIndex && node && node[ dir ] ||
2032 (diff = nodeIndex = 0) || start.pop()) ) {
2033
2034 if ( ( ofType ?
2035 node.nodeName.toLowerCase() === name :
2036 node.nodeType === 1 ) &&
2037 ++diff ) {
2038
2039 // Cache the index of each encountered element
2040 if ( useCache ) {
2041 outerCache = node[ expando ] || (node[ expando ] = {});
2042
2043 // Support: IE <9 only
2044 // Defend against cloned attroperties (jQuery gh-1709)
2045 uniqueCache = outerCache[ node.uniqueID ] ||
2046 (outerCache[ node.uniqueID ] = {});
2047
2048 uniqueCache[ type ] = [ dirruns, diff ];
2049 }
2050
2051 if ( node === elem ) {
2052 break;
2053 }
2054 }
2055 }
2056 }
2057 }
2058
2059 // Incorporate the offset, then check against cycle size
2060 diff -= last;
2061 return diff === first || ( diff % first === 0 && diff / first >= 0 );
2062 }
2063 };
2064 },
2065
2066 "PSEUDO": function( pseudo, argument ) {
2067 // pseudo-class names are case-insensitive
2068 // http://www.w3.org/TR/selectors/#pseudo-classes
2069 // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
2070 // Remember that setFilters inherits from pseudos
2071 var args,
2072 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
2073 Sizzle.error( "unsupported pseudo: " + pseudo );
2074
2075 // The user may use createPseudo to indicate that
2076 // arguments are needed to create the filter function
2077 // just as Sizzle does
2078 if ( fn[ expando ] ) {
2079 return fn( argument );
2080 }
2081
2082 // But maintain support for old signatures
2083 if ( fn.length > 1 ) {
2084 args = [ pseudo, pseudo, "", argument ];
2085 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
2086 markFunction(function( seed, matches ) {
2087 var idx,
2088 matched = fn( seed, argument ),
2089 i = matched.length;
2090 while ( i-- ) {
2091 idx = indexOf( seed, matched[i] );
2092 seed[ idx ] = !( matches[ idx ] = matched[i] );
2093 }
2094 }) :
2095 function( elem ) {
2096 return fn( elem, 0, args );
2097 };
2098 }
2099
2100 return fn;
2101 }
2102 },
2103
2104 pseudos: {
2105 // Potentially complex pseudos
2106 "not": markFunction(function( selector ) {
2107 // Trim the selector passed to compile
2108 // to avoid treating leading and trailing
2109 // spaces as combinators
2110 var input = [],
2111 results = [],
2112 matcher = compile( selector.replace( rtrim, "$1" ) );
2113
2114 return matcher[ expando ] ?
2115 markFunction(function( seed, matches, context, xml ) {
2116 var elem,
2117 unmatched = matcher( seed, null, xml, [] ),
2118 i = seed.length;
2119
2120 // Match elements unmatched by `matcher`
2121 while ( i-- ) {
2122 if ( (elem = unmatched[i]) ) {
2123 seed[i] = !(matches[i] = elem);
2124 }
2125 }
2126 }) :
2127 function( elem, context, xml ) {
2128 input[0] = elem;
2129 matcher( input, null, xml, results );
2130 // Don't keep the element (issue #299)
2131 input[0] = null;
2132 return !results.pop();
2133 };
2134 }),
2135
2136 "has": markFunction(function( selector ) {
2137 return function( elem ) {
2138 return Sizzle( selector, elem ).length > 0;
2139 };
2140 }),
2141
2142 "contains": markFunction(function( text ) {
2143 text = text.replace( runescape, funescape );
2144 return function( elem ) {
2145 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
2146 };
2147 }),
2148
2149 // "Whether an element is represented by a :lang() selector
2150 // is based solely on the element's language value
2151 // being equal to the identifier C,
2152 // or beginning with the identifier C immediately followed by "-".
2153 // The matching of C against the element's language value is performed case-insensitively.
2154 // The identifier C does not have to be a valid language name."
2155 // http://www.w3.org/TR/selectors/#lang-pseudo
2156 "lang": markFunction( function( lang ) {
2157 // lang value must be a valid identifier
2158 if ( !ridentifier.test(lang || "") ) {
2159 Sizzle.error( "unsupported lang: " + lang );
2160 }
2161 lang = lang.replace( runescape, funescape ).toLowerCase();
2162 return function( elem ) {
2163 var elemLang;
2164 do {
2165 if ( (elemLang = documentIsHTML ?
2166 elem.lang :
2167 elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
2168
2169 elemLang = elemLang.toLowerCase();
2170 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
2171 }
2172 } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
2173 return false;
2174 };
2175 }),
2176
2177 // Miscellaneous
2178 "target": function( elem ) {
2179 var hash = window.location && window.location.hash;
2180 return hash && hash.slice( 1 ) === elem.id;
2181 },
2182
2183 "root": function( elem ) {
2184 return elem === docElem;
2185 },
2186
2187 "focus": function( elem ) {
2188 return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
2189 },
2190
2191 // Boolean properties
2192 "enabled": createDisabledPseudo( false ),
2193 "disabled": createDisabledPseudo( true ),
2194
2195 "checked": function( elem ) {
2196 // In CSS3, :checked should return both checked and selected elements
2197 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
2198 var nodeName = elem.nodeName.toLowerCase();
2199 return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
2200 },
2201
2202 "selected": function( elem ) {
2203 // Accessing this property makes selected-by-default
2204 // options in Safari work properly
2205 if ( elem.parentNode ) {
2206 elem.parentNode.selectedIndex;
2207 }
2208
2209 return elem.selected === true;
2210 },
2211
2212 // Contents
2213 "empty": function( elem ) {
2214 // http://www.w3.org/TR/selectors/#empty-pseudo
2215 // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
2216 // but not by others (comment: 8; processing instruction: 7; etc.)
2217 // nodeType < 6 works because attributes (2) do not appear as children
2218 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
2219 if ( elem.nodeType < 6 ) {
2220 return false;
2221 }
2222 }
2223 return true;
2224 },
2225
2226 "parent": function( elem ) {
2227 return !Expr.pseudos["empty"]( elem );
2228 },
2229
2230 // Element/input types
2231 "header": function( elem ) {
2232 return rheader.test( elem.nodeName );
2233 },
2234
2235 "input": function( elem ) {
2236 return rinputs.test( elem.nodeName );
2237 },
2238
2239 "button": function( elem ) {
2240 var name = elem.nodeName.toLowerCase();
2241 return name === "input" && elem.type === "button" || name === "button";
2242 },
2243
2244 "text": function( elem ) {
2245 var attr;
2246 return elem.nodeName.toLowerCase() === "input" &&
2247 elem.type === "text" &&
2248
2249 // Support: IE<8
2250 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
2251 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
2252 },
2253
2254 // Position-in-collection
2255 "first": createPositionalPseudo(function() {
2256 return [ 0 ];
2257 }),
2258
2259 "last": createPositionalPseudo(function( matchIndexes, length ) {
2260 return [ length - 1 ];
2261 }),
2262
2263 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
2264 return [ argument < 0 ? argument + length : argument ];
2265 }),
2266
2267 "even": createPositionalPseudo(function( matchIndexes, length ) {
2268 var i = 0;
2269 for ( ; i < length; i += 2 ) {
2270 matchIndexes.push( i );
2271 }
2272 return matchIndexes;
2273 }),
2274
2275 "odd": createPositionalPseudo(function( matchIndexes, length ) {
2276 var i = 1;
2277 for ( ; i < length; i += 2 ) {
2278 matchIndexes.push( i );
2279 }
2280 return matchIndexes;
2281 }),
2282
2283 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2284 var i = argument < 0 ? argument + length : argument;
2285 for ( ; --i >= 0; ) {
2286 matchIndexes.push( i );
2287 }
2288 return matchIndexes;
2289 }),
2290
2291 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2292 var i = argument < 0 ? argument + length : argument;
2293 for ( ; ++i < length; ) {
2294 matchIndexes.push( i );
2295 }
2296 return matchIndexes;
2297 })
2298 }
2299};
2300
2301Expr.pseudos["nth"] = Expr.pseudos["eq"];
2302
2303// Add button/input type pseudos
2304for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
2305 Expr.pseudos[ i ] = createInputPseudo( i );
2306}
2307for ( i in { submit: true, reset: true } ) {
2308 Expr.pseudos[ i ] = createButtonPseudo( i );
2309}
2310
2311// Easy API for creating new setFilters
2312function setFilters() {}
2313setFilters.prototype = Expr.filters = Expr.pseudos;
2314Expr.setFilters = new setFilters();
2315
2316tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
2317 var matched, match, tokens, type,
2318 soFar, groups, preFilters,
2319 cached = tokenCache[ selector + " " ];
2320
2321 if ( cached ) {
2322 return parseOnly ? 0 : cached.slice( 0 );
2323 }
2324
2325 soFar = selector;
2326 groups = [];
2327 preFilters = Expr.preFilter;
2328
2329 while ( soFar ) {
2330
2331 // Comma and first run
2332 if ( !matched || (match = rcomma.exec( soFar )) ) {
2333 if ( match ) {
2334 // Don't consume trailing commas as valid
2335 soFar = soFar.slice( match[0].length ) || soFar;
2336 }
2337 groups.push( (tokens = []) );
2338 }
2339
2340 matched = false;
2341
2342 // Combinators
2343 if ( (match = rcombinators.exec( soFar )) ) {
2344 matched = match.shift();
2345 tokens.push({
2346 value: matched,
2347 // Cast descendant combinators to space
2348 type: match[0].replace( rtrim, " " )
2349 });
2350 soFar = soFar.slice( matched.length );
2351 }
2352
2353 // Filters
2354 for ( type in Expr.filter ) {
2355 if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
2356 (match = preFilters[ type ]( match ))) ) {
2357 matched = match.shift();
2358 tokens.push({
2359 value: matched,
2360 type: type,
2361 matches: match
2362 });
2363 soFar = soFar.slice( matched.length );
2364 }
2365 }
2366
2367 if ( !matched ) {
2368 break;
2369 }
2370 }
2371
2372 // Return the length of the invalid excess
2373 // if we're just parsing
2374 // Otherwise, throw an error or return tokens
2375 return parseOnly ?
2376 soFar.length :
2377 soFar ?
2378 Sizzle.error( selector ) :
2379 // Cache the tokens
2380 tokenCache( selector, groups ).slice( 0 );
2381};
2382
2383function toSelector( tokens ) {
2384 var i = 0,
2385 len = tokens.length,
2386 selector = "";
2387 for ( ; i < len; i++ ) {
2388 selector += tokens[i].value;
2389 }
2390 return selector;
2391}
2392
2393function addCombinator( matcher, combinator, base ) {
2394 var dir = combinator.dir,
2395 skip = combinator.next,
2396 key = skip || dir,
2397 checkNonElements = base && key === "parentNode",
2398 doneName = done++;
2399
2400 return combinator.first ?
2401 // Check against closest ancestor/preceding element
2402 function( elem, context, xml ) {
2403 while ( (elem = elem[ dir ]) ) {
2404 if ( elem.nodeType === 1 || checkNonElements ) {
2405 return matcher( elem, context, xml );
2406 }
2407 }
2408 return false;
2409 } :
2410
2411 // Check against all ancestor/preceding elements
2412 function( elem, context, xml ) {
2413 var oldCache, uniqueCache, outerCache,
2414 newCache = [ dirruns, doneName ];
2415
2416 // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
2417 if ( xml ) {
2418 while ( (elem = elem[ dir ]) ) {
2419 if ( elem.nodeType === 1 || checkNonElements ) {
2420 if ( matcher( elem, context, xml ) ) {
2421 return true;
2422 }
2423 }
2424 }
2425 } else {
2426 while ( (elem = elem[ dir ]) ) {
2427 if ( elem.nodeType === 1 || checkNonElements ) {
2428 outerCache = elem[ expando ] || (elem[ expando ] = {});
2429
2430 // Support: IE <9 only
2431 // Defend against cloned attroperties (jQuery gh-1709)
2432 uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
2433
2434 if ( skip && skip === elem.nodeName.toLowerCase() ) {
2435 elem = elem[ dir ] || elem;
2436 } else if ( (oldCache = uniqueCache[ key ]) &&
2437 oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
2438
2439 // Assign to newCache so results back-propagate to previous elements
2440 return (newCache[ 2 ] = oldCache[ 2 ]);
2441 } else {
2442 // Reuse newcache so results back-propagate to previous elements
2443 uniqueCache[ key ] = newCache;
2444
2445 // A match means we're done; a fail means we have to keep checking
2446 if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
2447 return true;
2448 }
2449 }
2450 }
2451 }
2452 }
2453 return false;
2454 };
2455}
2456
2457function elementMatcher( matchers ) {
2458 return matchers.length > 1 ?
2459 function( elem, context, xml ) {
2460 var i = matchers.length;
2461 while ( i-- ) {
2462 if ( !matchers[i]( elem, context, xml ) ) {
2463 return false;
2464 }
2465 }
2466 return true;
2467 } :
2468 matchers[0];
2469}
2470
2471function multipleContexts( selector, contexts, results ) {
2472 var i = 0,
2473 len = contexts.length;
2474 for ( ; i < len; i++ ) {
2475 Sizzle( selector, contexts[i], results );
2476 }
2477 return results;
2478}
2479
2480function condense( unmatched, map, filter, context, xml ) {
2481 var elem,
2482 newUnmatched = [],
2483 i = 0,
2484 len = unmatched.length,
2485 mapped = map != null;
2486
2487 for ( ; i < len; i++ ) {
2488 if ( (elem = unmatched[i]) ) {
2489 if ( !filter || filter( elem, context, xml ) ) {
2490 newUnmatched.push( elem );
2491 if ( mapped ) {
2492 map.push( i );
2493 }
2494 }
2495 }
2496 }
2497
2498 return newUnmatched;
2499}
2500
2501function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
2502 if ( postFilter && !postFilter[ expando ] ) {
2503 postFilter = setMatcher( postFilter );
2504 }
2505 if ( postFinder && !postFinder[ expando ] ) {
2506 postFinder = setMatcher( postFinder, postSelector );
2507 }
2508 return markFunction(function( seed, results, context, xml ) {
2509 var temp, i, elem,
2510 preMap = [],
2511 postMap = [],
2512 preexisting = results.length,
2513
2514 // Get initial elements from seed or context
2515 elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
2516
2517 // Prefilter to get matcher input, preserving a map for seed-results synchronization
2518 matcherIn = preFilter && ( seed || !selector ) ?
2519 condense( elems, preMap, preFilter, context, xml ) :
2520 elems,
2521
2522 matcherOut = matcher ?
2523 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
2524 postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
2525
2526 // ...intermediate processing is necessary
2527 [] :
2528
2529 // ...otherwise use results directly
2530 results :
2531 matcherIn;
2532
2533 // Find primary matches
2534 if ( matcher ) {
2535 matcher( matcherIn, matcherOut, context, xml );
2536 }
2537
2538 // Apply postFilter
2539 if ( postFilter ) {
2540 temp = condense( matcherOut, postMap );
2541 postFilter( temp, [], context, xml );
2542
2543 // Un-match failing elements by moving them back to matcherIn
2544 i = temp.length;
2545 while ( i-- ) {
2546 if ( (elem = temp[i]) ) {
2547 matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
2548 }
2549 }
2550 }
2551
2552 if ( seed ) {
2553 if ( postFinder || preFilter ) {
2554 if ( postFinder ) {
2555 // Get the final matcherOut by condensing this intermediate into postFinder contexts
2556 temp = [];
2557 i = matcherOut.length;
2558 while ( i-- ) {
2559 if ( (elem = matcherOut[i]) ) {
2560 // Restore matcherIn since elem is not yet a final match
2561 temp.push( (matcherIn[i] = elem) );
2562 }
2563 }
2564 postFinder( null, (matcherOut = []), temp, xml );
2565 }
2566
2567 // Move matched elements from seed to results to keep them synchronized
2568 i = matcherOut.length;
2569 while ( i-- ) {
2570 if ( (elem = matcherOut[i]) &&
2571 (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
2572
2573 seed[temp] = !(results[temp] = elem);
2574 }
2575 }
2576 }
2577
2578 // Add elements to results, through postFinder if defined
2579 } else {
2580 matcherOut = condense(
2581 matcherOut === results ?
2582 matcherOut.splice( preexisting, matcherOut.length ) :
2583 matcherOut
2584 );
2585 if ( postFinder ) {
2586 postFinder( null, results, matcherOut, xml );
2587 } else {
2588 push.apply( results, matcherOut );
2589 }
2590 }
2591 });
2592}
2593
2594function matcherFromTokens( tokens ) {
2595 var checkContext, matcher, j,
2596 len = tokens.length,
2597 leadingRelative = Expr.relative[ tokens[0].type ],
2598 implicitRelative = leadingRelative || Expr.relative[" "],
2599 i = leadingRelative ? 1 : 0,
2600
2601 // The foundational matcher ensures that elements are reachable from top-level context(s)
2602 matchContext = addCombinator( function( elem ) {
2603 return elem === checkContext;
2604 }, implicitRelative, true ),
2605 matchAnyContext = addCombinator( function( elem ) {
2606 return indexOf( checkContext, elem ) > -1;
2607 }, implicitRelative, true ),
2608 matchers = [ function( elem, context, xml ) {
2609 var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
2610 (checkContext = context).nodeType ?
2611 matchContext( elem, context, xml ) :
2612 matchAnyContext( elem, context, xml ) );
2613 // Avoid hanging onto element (issue #299)
2614 checkContext = null;
2615 return ret;
2616 } ];
2617
2618 for ( ; i < len; i++ ) {
2619 if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
2620 matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
2621 } else {
2622 matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
2623
2624 // Return special upon seeing a positional matcher
2625 if ( matcher[ expando ] ) {
2626 // Find the next relative operator (if any) for proper handling
2627 j = ++i;
2628 for ( ; j < len; j++ ) {
2629 if ( Expr.relative[ tokens[j].type ] ) {
2630 break;
2631 }
2632 }
2633 return setMatcher(
2634 i > 1 && elementMatcher( matchers ),
2635 i > 1 && toSelector(
2636 // If the preceding token was a descendant combinator, insert an implicit any-element `*`
2637 tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
2638 ).replace( rtrim, "$1" ),
2639 matcher,
2640 i < j && matcherFromTokens( tokens.slice( i, j ) ),
2641 j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
2642 j < len && toSelector( tokens )
2643 );
2644 }
2645 matchers.push( matcher );
2646 }
2647 }
2648
2649 return elementMatcher( matchers );
2650}
2651
2652function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2653 var bySet = setMatchers.length > 0,
2654 byElement = elementMatchers.length > 0,
2655 superMatcher = function( seed, context, xml, results, outermost ) {
2656 var elem, j, matcher,
2657 matchedCount = 0,
2658 i = "0",
2659 unmatched = seed && [],
2660 setMatched = [],
2661 contextBackup = outermostContext,
2662 // We must always have either seed elements or outermost context
2663 elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
2664 // Use integer dirruns iff this is the outermost matcher
2665 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
2666 len = elems.length;
2667
2668 if ( outermost ) {
2669 outermostContext = context === document || context || outermost;
2670 }
2671
2672 // Add elements passing elementMatchers directly to results
2673 // Support: IE<9, Safari
2674 // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
2675 for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
2676 if ( byElement && elem ) {
2677 j = 0;
2678 if ( !context && elem.ownerDocument !== document ) {
2679 setDocument( elem );
2680 xml = !documentIsHTML;
2681 }
2682 while ( (matcher = elementMatchers[j++]) ) {
2683 if ( matcher( elem, context || document, xml) ) {
2684 results.push( elem );
2685 break;
2686 }
2687 }
2688 if ( outermost ) {
2689 dirruns = dirrunsUnique;
2690 }
2691 }
2692
2693 // Track unmatched elements for set filters
2694 if ( bySet ) {
2695 // They will have gone through all possible matchers
2696 if ( (elem = !matcher && elem) ) {
2697 matchedCount--;
2698 }
2699
2700 // Lengthen the array for every element, matched or not
2701 if ( seed ) {
2702 unmatched.push( elem );
2703 }
2704 }
2705 }
2706
2707 // `i` is now the count of elements visited above, and adding it to `matchedCount`
2708 // makes the latter nonnegative.
2709 matchedCount += i;
2710
2711 // Apply set filters to unmatched elements
2712 // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
2713 // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
2714 // no element matchers and no seed.
2715 // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
2716 // case, which will result in a "00" `matchedCount` that differs from `i` but is also
2717 // numerically zero.
2718 if ( bySet && i !== matchedCount ) {
2719 j = 0;
2720 while ( (matcher = setMatchers[j++]) ) {
2721 matcher( unmatched, setMatched, context, xml );
2722 }
2723
2724 if ( seed ) {
2725 // Reintegrate element matches to eliminate the need for sorting
2726 if ( matchedCount > 0 ) {
2727 while ( i-- ) {
2728 if ( !(unmatched[i] || setMatched[i]) ) {
2729 setMatched[i] = pop.call( results );
2730 }
2731 }
2732 }
2733
2734 // Discard index placeholder values to get only actual matches
2735 setMatched = condense( setMatched );
2736 }
2737
2738 // Add matches to results
2739 push.apply( results, setMatched );
2740
2741 // Seedless set matches succeeding multiple successful matchers stipulate sorting
2742 if ( outermost && !seed && setMatched.length > 0 &&
2743 ( matchedCount + setMatchers.length ) > 1 ) {
2744
2745 Sizzle.uniqueSort( results );
2746 }
2747 }
2748
2749 // Override manipulation of globals by nested matchers
2750 if ( outermost ) {
2751 dirruns = dirrunsUnique;
2752 outermostContext = contextBackup;
2753 }
2754
2755 return unmatched;
2756 };
2757
2758 return bySet ?
2759 markFunction( superMatcher ) :
2760 superMatcher;
2761}
2762
2763compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
2764 var i,
2765 setMatchers = [],
2766 elementMatchers = [],
2767 cached = compilerCache[ selector + " " ];
2768
2769 if ( !cached ) {
2770 // Generate a function of recursive functions that can be used to check each element
2771 if ( !match ) {
2772 match = tokenize( selector );
2773 }
2774 i = match.length;
2775 while ( i-- ) {
2776 cached = matcherFromTokens( match[i] );
2777 if ( cached[ expando ] ) {
2778 setMatchers.push( cached );
2779 } else {
2780 elementMatchers.push( cached );
2781 }
2782 }
2783
2784 // Cache the compiled function
2785 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
2786
2787 // Save selector and tokenization
2788 cached.selector = selector;
2789 }
2790 return cached;
2791};
2792
2793/**
2794 * A low-level selection function that works with Sizzle's compiled
2795 * selector functions
2796 * @param {String|Function} selector A selector or a pre-compiled
2797 * selector function built with Sizzle.compile
2798 * @param {Element} context
2799 * @param {Array} [results]
2800 * @param {Array} [seed] A set of elements to match against
2801 */
2802select = Sizzle.select = function( selector, context, results, seed ) {
2803 var i, tokens, token, type, find,
2804 compiled = typeof selector === "function" && selector,
2805 match = !seed && tokenize( (selector = compiled.selector || selector) );
2806
2807 results = results || [];
2808
2809 // Try to minimize operations if there is only one selector in the list and no seed
2810 // (the latter of which guarantees us context)
2811 if ( match.length === 1 ) {
2812
2813 // Reduce context if the leading compound selector is an ID
2814 tokens = match[0] = match[0].slice( 0 );
2815 if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
2816 context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
2817
2818 context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
2819 if ( !context ) {
2820 return results;
2821
2822 // Precompiled matchers will still verify ancestry, so step up a level
2823 } else if ( compiled ) {
2824 context = context.parentNode;
2825 }
2826
2827 selector = selector.slice( tokens.shift().value.length );
2828 }
2829
2830 // Fetch a seed set for right-to-left matching
2831 i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
2832 while ( i-- ) {
2833 token = tokens[i];
2834
2835 // Abort if we hit a combinator
2836 if ( Expr.relative[ (type = token.type) ] ) {
2837 break;
2838 }
2839 if ( (find = Expr.find[ type ]) ) {
2840 // Search, expanding context for leading sibling combinators
2841 if ( (seed = find(
2842 token.matches[0].replace( runescape, funescape ),
2843 rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
2844 )) ) {
2845
2846 // If seed is empty or no tokens remain, we can return early
2847 tokens.splice( i, 1 );
2848 selector = seed.length && toSelector( tokens );
2849 if ( !selector ) {
2850 push.apply( results, seed );
2851 return results;
2852 }
2853
2854 break;
2855 }
2856 }
2857 }
2858 }
2859
2860 // Compile and execute a filtering function if one is not provided
2861 // Provide `match` to avoid retokenization if we modified the selector above
2862 ( compiled || compile( selector, match ) )(
2863 seed,
2864 context,
2865 !documentIsHTML,
2866 results,
2867 !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
2868 );
2869 return results;
2870};
2871
2872// One-time assignments
2873
2874// Sort stability
2875support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
2876
2877// Support: Chrome 14-35+
2878// Always assume duplicates if they aren't passed to the comparison function
2879support.detectDuplicates = !!hasDuplicate;
2880
2881// Initialize against the default document
2882setDocument();
2883
2884// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
2885// Detached nodes confoundingly follow *each other*
2886support.sortDetached = assert(function( el ) {
2887 // Should return 1, but returns 4 (following)
2888 return el.compareDocumentPosition( document.createElement("fieldset") ) & 1;
2889});
2890
2891// Support: IE<8
2892// Prevent attribute/property "interpolation"
2893// https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2894if ( !assert(function( el ) {
2895 el.innerHTML = "<a href='#'></a>";
2896 return el.firstChild.getAttribute("href") === "#" ;
2897}) ) {
2898 addHandle( "type|href|height|width", function( elem, name, isXML ) {
2899 if ( !isXML ) {
2900 return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
2901 }
2902 });
2903}
2904
2905// Support: IE<9
2906// Use defaultValue in place of getAttribute("value")
2907if ( !support.attributes || !assert(function( el ) {
2908 el.innerHTML = "<input/>";
2909 el.firstChild.setAttribute( "value", "" );
2910 return el.firstChild.getAttribute( "value" ) === "";
2911}) ) {
2912 addHandle( "value", function( elem, name, isXML ) {
2913 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
2914 return elem.defaultValue;
2915 }
2916 });
2917}
2918
2919// Support: IE<9
2920// Use getAttributeNode to fetch booleans when getAttribute lies
2921if ( !assert(function( el ) {
2922 return el.getAttribute("disabled") == null;
2923}) ) {
2924 addHandle( booleans, function( elem, name, isXML ) {
2925 var val;
2926 if ( !isXML ) {
2927 return elem[ name ] === true ? name.toLowerCase() :
2928 (val = elem.getAttributeNode( name )) && val.specified ?
2929 val.value :
2930 null;
2931 }
2932 });
2933}
2934
2935return Sizzle;
2936
2937})( window );
2938
2939
2940
2941jQuery.find = Sizzle;
2942jQuery.expr = Sizzle.selectors;
2943
2944// Deprecated
2945jQuery.expr[ ":" ] = jQuery.expr.pseudos;
2946jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
2947jQuery.text = Sizzle.getText;
2948jQuery.isXMLDoc = Sizzle.isXML;
2949jQuery.contains = Sizzle.contains;
2950jQuery.escapeSelector = Sizzle.escape;
2951
2952
2953
2954
2955var dir = function( elem, dir, until ) {
2956 var matched = [],
2957 truncate = until !== undefined;
2958
2959 while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
2960 if ( elem.nodeType === 1 ) {
2961 if ( truncate && jQuery( elem ).is( until ) ) {
2962 break;
2963 }
2964 matched.push( elem );
2965 }
2966 }
2967 return matched;
2968};
2969
2970
2971var siblings = function( n, elem ) {
2972 var matched = [];
2973
2974 for ( ; n; n = n.nextSibling ) {
2975 if ( n.nodeType === 1 && n !== elem ) {
2976 matched.push( n );
2977 }
2978 }
2979
2980 return matched;
2981};
2982
2983
2984var rneedsContext = jQuery.expr.match.needsContext;
2985
2986
2987
2988function nodeName( elem, name ) {
2989
2990 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
2991
2992};
2993var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
2994
2995
2996
2997// Implement the identical functionality for filter and not
2998function winnow( elements, qualifier, not ) {
2999 if ( isFunction( qualifier ) ) {
3000 return jQuery.grep( elements, function( elem, i ) {
3001 return !!qualifier.call( elem, i, elem ) !== not;
3002 } );
3003 }
3004
3005 // Single element
3006 if ( qualifier.nodeType ) {
3007 return jQuery.grep( elements, function( elem ) {
3008 return ( elem === qualifier ) !== not;
3009 } );
3010 }
3011
3012 // Arraylike of elements (jQuery, arguments, Array)
3013 if ( typeof qualifier !== "string" ) {
3014 return jQuery.grep( elements, function( elem ) {
3015 return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
3016 } );
3017 }
3018
3019 // Filtered directly for both simple and complex selectors
3020 return jQuery.filter( qualifier, elements, not );
3021}
3022
3023jQuery.filter = function( expr, elems, not ) {
3024 var elem = elems[ 0 ];
3025
3026 if ( not ) {
3027 expr = ":not(" + expr + ")";
3028 }
3029
3030 if ( elems.length === 1 && elem.nodeType === 1 ) {
3031 return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
3032 }
3033
3034 return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
3035 return elem.nodeType === 1;
3036 } ) );
3037};
3038
3039jQuery.fn.extend( {
3040 find: function( selector ) {
3041 var i, ret,
3042 len = this.length,
3043 self = this;
3044
3045 if ( typeof selector !== "string" ) {
3046 return this.pushStack( jQuery( selector ).filter( function() {
3047 for ( i = 0; i < len; i++ ) {
3048 if ( jQuery.contains( self[ i ], this ) ) {
3049 return true;
3050 }
3051 }
3052 } ) );
3053 }
3054
3055 ret = this.pushStack( [] );
3056
3057 for ( i = 0; i < len; i++ ) {
3058 jQuery.find( selector, self[ i ], ret );
3059 }
3060
3061 return len > 1 ? jQuery.uniqueSort( ret ) : ret;
3062 },
3063 filter: function( selector ) {
3064 return this.pushStack( winnow( this, selector || [], false ) );
3065 },
3066 not: function( selector ) {
3067 return this.pushStack( winnow( this, selector || [], true ) );
3068 },
3069 is: function( selector ) {
3070 return !!winnow(
3071 this,
3072
3073 // If this is a positional/relative selector, check membership in the returned set
3074 // so $("p:first").is("p:last") won't return true for a doc with two "p".
3075 typeof selector === "string" && rneedsContext.test( selector ) ?
3076 jQuery( selector ) :
3077 selector || [],
3078 false
3079 ).length;
3080 }
3081} );
3082
3083
3084// Initialize a jQuery object
3085
3086
3087// A central reference to the root jQuery(document)
3088var rootjQuery,
3089
3090 // A simple way to check for HTML strings
3091 // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
3092 // Strict HTML recognition (#11290: must start with <)
3093 // Shortcut simple #id case for speed
3094 rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,
3095
3096 init = jQuery.fn.init = function( selector, context, root ) {
3097 var match, elem;
3098
3099 // HANDLE: $(""), $(null), $(undefined), $(false)
3100 if ( !selector ) {
3101 return this;
3102 }
3103
3104 // Method init() accepts an alternate rootjQuery
3105 // so migrate can support jQuery.sub (gh-2101)
3106 root = root || rootjQuery;
3107
3108 // Handle HTML strings
3109 if ( typeof selector === "string" ) {
3110 if ( selector[ 0 ] === "<" &&
3111 selector[ selector.length - 1 ] === ">" &&
3112 selector.length >= 3 ) {
3113
3114 // Assume that strings that start and end with <> are HTML and skip the regex check
3115 match = [ null, selector, null ];
3116
3117 } else {
3118 match = rquickExpr.exec( selector );
3119 }
3120
3121 // Match html or make sure no context is specified for #id
3122 if ( match && ( match[ 1 ] || !context ) ) {
3123
3124 // HANDLE: $(html) -> $(array)
3125 if ( match[ 1 ] ) {
3126 context = context instanceof jQuery ? context[ 0 ] : context;
3127
3128 // Option to run scripts is true for back-compat
3129 // Intentionally let the error be thrown if parseHTML is not present
3130 jQuery.merge( this, jQuery.parseHTML(
3131 match[ 1 ],
3132 context && context.nodeType ? context.ownerDocument || context : document,
3133 true
3134 ) );
3135
3136 // HANDLE: $(html, props)
3137 if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
3138 for ( match in context ) {
3139
3140 // Properties of context are called as methods if possible
3141 if ( isFunction( this[ match ] ) ) {
3142 this[ match ]( context[ match ] );
3143
3144 // ...and otherwise set as attributes
3145 } else {
3146 this.attr( match, context[ match ] );
3147 }
3148 }
3149 }
3150
3151 return this;
3152
3153 // HANDLE: $(#id)
3154 } else {
3155 elem = document.getElementById( match[ 2 ] );
3156
3157 if ( elem ) {
3158
3159 // Inject the element directly into the jQuery object
3160 this[ 0 ] = elem;
3161 this.length = 1;
3162 }
3163 return this;
3164 }
3165
3166 // HANDLE: $(expr, $(...))
3167 } else if ( !context || context.jquery ) {
3168 return ( context || root ).find( selector );
3169
3170 // HANDLE: $(expr, context)
3171 // (which is just equivalent to: $(context).find(expr)
3172 } else {
3173 return this.constructor( context ).find( selector );
3174 }
3175
3176 // HANDLE: $(DOMElement)
3177 } else if ( selector.nodeType ) {
3178 this[ 0 ] = selector;
3179 this.length = 1;
3180 return this;
3181
3182 // HANDLE: $(function)
3183 // Shortcut for document ready
3184 } else if ( isFunction( selector ) ) {
3185 return root.ready !== undefined ?
3186 root.ready( selector ) :
3187
3188 // Execute immediately if ready is not present
3189 selector( jQuery );
3190 }
3191
3192 return jQuery.makeArray( selector, this );
3193 };
3194
3195// Give the init function the jQuery prototype for later instantiation
3196init.prototype = jQuery.fn;
3197
3198// Initialize central reference
3199rootjQuery = jQuery( document );
3200
3201
3202var rparentsprev = /^(?:parents|prev(?:Until|All))/,
3203
3204 // Methods guaranteed to produce a unique set when starting from a unique set
3205 guaranteedUnique = {
3206 children: true,
3207 contents: true,
3208 next: true,
3209 prev: true
3210 };
3211
3212jQuery.fn.extend( {
3213 has: function( target ) {
3214 var targets = jQuery( target, this ),
3215 l = targets.length;
3216
3217 return this.filter( function() {
3218 var i = 0;
3219 for ( ; i < l; i++ ) {
3220 if ( jQuery.contains( this, targets[ i ] ) ) {
3221 return true;
3222 }
3223 }
3224 } );
3225 },
3226
3227 closest: function( selectors, context ) {
3228 var cur,
3229 i = 0,
3230 l = this.length,
3231 matched = [],
3232 targets = typeof selectors !== "string" && jQuery( selectors );
3233
3234 // Positional selectors never match, since there's no _selection_ context
3235 if ( !rneedsContext.test( selectors ) ) {
3236 for ( ; i < l; i++ ) {
3237 for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
3238
3239 // Always skip document fragments
3240 if ( cur.nodeType < 11 && ( targets ?
3241 targets.index( cur ) > -1 :
3242
3243 // Don't pass non-elements to Sizzle
3244 cur.nodeType === 1 &&
3245 jQuery.find.matchesSelector( cur, selectors ) ) ) {
3246
3247 matched.push( cur );
3248 break;
3249 }
3250 }
3251 }
3252 }
3253
3254 return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
3255 },
3256
3257 // Determine the position of an element within the set
3258 index: function( elem ) {
3259
3260 // No argument, return index in parent
3261 if ( !elem ) {
3262 return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
3263 }
3264
3265 // Index in selector
3266 if ( typeof elem === "string" ) {
3267 return indexOf.call( jQuery( elem ), this[ 0 ] );
3268 }
3269
3270 // Locate the position of the desired element
3271 return indexOf.call( this,
3272
3273 // If it receives a jQuery object, the first element is used
3274 elem.jquery ? elem[ 0 ] : elem
3275 );
3276 },
3277
3278 add: function( selector, context ) {
3279 return this.pushStack(
3280 jQuery.uniqueSort(
3281 jQuery.merge( this.get(), jQuery( selector, context ) )
3282 )
3283 );
3284 },
3285
3286 addBack: function( selector ) {
3287 return this.add( selector == null ?
3288 this.prevObject : this.prevObject.filter( selector )
3289 );
3290 }
3291} );
3292
3293function sibling( cur, dir ) {
3294 while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
3295 return cur;
3296}
3297
3298jQuery.each( {
3299 parent: function( elem ) {
3300 var parent = elem.parentNode;
3301 return parent && parent.nodeType !== 11 ? parent : null;
3302 },
3303 parents: function( elem ) {
3304 return dir( elem, "parentNode" );
3305 },
3306 parentsUntil: function( elem, i, until ) {
3307 return dir( elem, "parentNode", until );
3308 },
3309 next: function( elem ) {
3310 return sibling( elem, "nextSibling" );
3311 },
3312 prev: function( elem ) {
3313 return sibling( elem, "previousSibling" );
3314 },
3315 nextAll: function( elem ) {
3316 return dir( elem, "nextSibling" );
3317 },
3318 prevAll: function( elem ) {
3319 return dir( elem, "previousSibling" );
3320 },
3321 nextUntil: function( elem, i, until ) {
3322 return dir( elem, "nextSibling", until );
3323 },
3324 prevUntil: function( elem, i, until ) {
3325 return dir( elem, "previousSibling", until );
3326 },
3327 siblings: function( elem ) {
3328 return siblings( ( elem.parentNode || {} ).firstChild, elem );
3329 },
3330 children: function( elem ) {
3331 return siblings( elem.firstChild );
3332 },
3333 contents: function( elem ) {
3334 if ( nodeName( elem, "iframe" ) ) {
3335 return elem.contentDocument;
3336 }
3337
3338 // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
3339 // Treat the template element as a regular one in browsers that
3340 // don't support it.
3341 if ( nodeName( elem, "template" ) ) {
3342 elem = elem.content || elem;
3343 }
3344
3345 return jQuery.merge( [], elem.childNodes );
3346 }
3347}, function( name, fn ) {
3348 jQuery.fn[ name ] = function( until, selector ) {
3349 var matched = jQuery.map( this, fn, until );
3350
3351 if ( name.slice( -5 ) !== "Until" ) {
3352 selector = until;
3353 }
3354
3355 if ( selector && typeof selector === "string" ) {
3356 matched = jQuery.filter( selector, matched );
3357 }
3358
3359 if ( this.length > 1 ) {
3360
3361 // Remove duplicates
3362 if ( !guaranteedUnique[ name ] ) {
3363 jQuery.uniqueSort( matched );
3364 }
3365
3366 // Reverse order for parents* and prev-derivatives
3367 if ( rparentsprev.test( name ) ) {
3368 matched.reverse();
3369 }
3370 }
3371
3372 return this.pushStack( matched );
3373 };
3374} );
3375var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
3376
3377
3378
3379// Convert String-formatted options into Object-formatted ones
3380function createOptions( options ) {
3381 var object = {};
3382 jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
3383 object[ flag ] = true;
3384 } );
3385 return object;
3386}
3387
3388/*
3389 * Create a callback list using the following parameters:
3390 *
3391 * options: an optional list of space-separated options that will change how
3392 * the callback list behaves or a more traditional option object
3393 *
3394 * By default a callback list will act like an event callback list and can be
3395 * "fired" multiple times.
3396 *
3397 * Possible options:
3398 *
3399 * once: will ensure the callback list can only be fired once (like a Deferred)
3400 *
3401 * memory: will keep track of previous values and will call any callback added
3402 * after the list has been fired right away with the latest "memorized"
3403 * values (like a Deferred)
3404 *
3405 * unique: will ensure a callback can only be added once (no duplicate in the list)
3406 *
3407 * stopOnFalse: interrupt callings when a callback returns false
3408 *
3409 */
3410jQuery.Callbacks = function( options ) {
3411
3412 // Convert options from String-formatted to Object-formatted if needed
3413 // (we check in cache first)
3414 options = typeof options === "string" ?
3415 createOptions( options ) :
3416 jQuery.extend( {}, options );
3417
3418 var // Flag to know if list is currently firing
3419 firing,
3420
3421 // Last fire value for non-forgettable lists
3422 memory,
3423
3424 // Flag to know if list was already fired
3425 fired,
3426
3427 // Flag to prevent firing
3428 locked,
3429
3430 // Actual callback list
3431 list = [],
3432
3433 // Queue of execution data for repeatable lists
3434 queue = [],
3435
3436 // Index of currently firing callback (modified by add/remove as needed)
3437 firingIndex = -1,
3438
3439 // Fire callbacks
3440 fire = function() {
3441
3442 // Enforce single-firing
3443 locked = locked || options.once;
3444
3445 // Execute callbacks for all pending executions,
3446 // respecting firingIndex overrides and runtime changes
3447 fired = firing = true;
3448 for ( ; queue.length; firingIndex = -1 ) {
3449 memory = queue.shift();
3450 while ( ++firingIndex < list.length ) {
3451
3452 // Run callback and check for early termination
3453 if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
3454 options.stopOnFalse ) {
3455
3456 // Jump to end and forget the data so .add doesn't re-fire
3457 firingIndex = list.length;
3458 memory = false;
3459 }
3460 }
3461 }
3462
3463 // Forget the data if we're done with it
3464 if ( !options.memory ) {
3465 memory = false;
3466 }
3467
3468 firing = false;
3469
3470 // Clean up if we're done firing for good
3471 if ( locked ) {
3472
3473 // Keep an empty list if we have data for future add calls
3474 if ( memory ) {
3475 list = [];
3476
3477 // Otherwise, this object is spent
3478 } else {
3479 list = "";
3480 }
3481 }
3482 },
3483
3484 // Actual Callbacks object
3485 self = {
3486
3487 // Add a callback or a collection of callbacks to the list
3488 add: function() {
3489 if ( list ) {
3490
3491 // If we have memory from a past run, we should fire after adding
3492 if ( memory && !firing ) {
3493 firingIndex = list.length - 1;
3494 queue.push( memory );
3495 }
3496
3497 ( function add( args ) {
3498 jQuery.each( args, function( _, arg ) {
3499 if ( isFunction( arg ) ) {
3500 if ( !options.unique || !self.has( arg ) ) {
3501 list.push( arg );
3502 }
3503 } else if ( arg && arg.length && toType( arg ) !== "string" ) {
3504
3505 // Inspect recursively
3506 add( arg );
3507 }
3508 } );
3509 } )( arguments );
3510
3511 if ( memory && !firing ) {
3512 fire();
3513 }
3514 }
3515 return this;
3516 },
3517
3518 // Remove a callback from the list
3519 remove: function() {
3520 jQuery.each( arguments, function( _, arg ) {
3521 var index;
3522 while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
3523 list.splice( index, 1 );
3524
3525 // Handle firing indexes
3526 if ( index <= firingIndex ) {
3527 firingIndex--;
3528 }
3529 }
3530 } );
3531 return this;
3532 },
3533
3534 // Check if a given callback is in the list.
3535 // If no argument is given, return whether or not list has callbacks attached.
3536 has: function( fn ) {
3537 return fn ?
3538 jQuery.inArray( fn, list ) > -1 :
3539 list.length > 0;
3540 },
3541
3542 // Remove all callbacks from the list
3543 empty: function() {
3544 if ( list ) {
3545 list = [];
3546 }
3547 return this;
3548 },
3549
3550 // Disable .fire and .add
3551 // Abort any current/pending executions
3552 // Clear all callbacks and values
3553 disable: function() {
3554 locked = queue = [];
3555 list = memory = "";
3556 return this;
3557 },
3558 disabled: function() {
3559 return !list;
3560 },
3561
3562 // Disable .fire
3563 // Also disable .add unless we have memory (since it would have no effect)
3564 // Abort any pending executions
3565 lock: function() {
3566 locked = queue = [];
3567 if ( !memory && !firing ) {
3568 list = memory = "";
3569 }
3570 return this;
3571 },
3572 locked: function() {
3573 return !!locked;
3574 },
3575
3576 // Call all callbacks with the given context and arguments
3577 fireWith: function( context, args ) {
3578 if ( !locked ) {
3579 args = args || [];
3580 args = [ context, args.slice ? args.slice() : args ];
3581 queue.push( args );
3582 if ( !firing ) {
3583 fire();
3584 }
3585 }
3586 return this;
3587 },
3588
3589 // Call all the callbacks with the given arguments
3590 fire: function() {
3591 self.fireWith( this, arguments );
3592 return this;
3593 },
3594
3595 // To know if the callbacks have already been called at least once
3596 fired: function() {
3597 return !!fired;
3598 }
3599 };
3600
3601 return self;
3602};
3603
3604
3605function Identity( v ) {
3606 return v;
3607}
3608function Thrower( ex ) {
3609 throw ex;
3610}
3611
3612function adoptValue( value, resolve, reject, noValue ) {
3613 var method;
3614
3615 try {
3616
3617 // Check for promise aspect first to privilege synchronous behavior
3618 if ( value && isFunction( ( method = value.promise ) ) ) {
3619 method.call( value ).done( resolve ).fail( reject );
3620
3621 // Other thenables
3622 } else if ( value && isFunction( ( method = value.then ) ) ) {
3623 method.call( value, resolve, reject );
3624
3625 // Other non-thenables
3626 } else {
3627
3628 // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
3629 // * false: [ value ].slice( 0 ) => resolve( value )
3630 // * true: [ value ].slice( 1 ) => resolve()
3631 resolve.apply( undefined, [ value ].slice( noValue ) );
3632 }
3633
3634 // For Promises/A+, convert exceptions into rejections
3635 // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
3636 // Deferred#then to conditionally suppress rejection.
3637 } catch ( value ) {
3638
3639 // Support: Android 4.0 only
3640 // Strict mode functions invoked without .call/.apply get global-object context
3641 reject.apply( undefined, [ value ] );
3642 }
3643}
3644
3645jQuery.extend( {
3646
3647 Deferred: function( func ) {
3648 var tuples = [
3649
3650 // action, add listener, callbacks,
3651 // ... .then handlers, argument index, [final state]
3652 [ "notify", "progress", jQuery.Callbacks( "memory" ),
3653 jQuery.Callbacks( "memory" ), 2 ],
3654 [ "resolve", "done", jQuery.Callbacks( "once memory" ),
3655 jQuery.Callbacks( "once memory" ), 0, "resolved" ],
3656 [ "reject", "fail", jQuery.Callbacks( "once memory" ),
3657 jQuery.Callbacks( "once memory" ), 1, "rejected" ]
3658 ],
3659 state = "pending",
3660 promise = {
3661 state: function() {
3662 return state;
3663 },
3664 always: function() {
3665 deferred.done( arguments ).fail( arguments );
3666 return this;
3667 },
3668 "catch": function( fn ) {
3669 return promise.then( null, fn );
3670 },
3671
3672 // Keep pipe for back-compat
3673 pipe: function( /* fnDone, fnFail, fnProgress */ ) {
3674 var fns = arguments;
3675
3676 return jQuery.Deferred( function( newDefer ) {
3677 jQuery.each( tuples, function( i, tuple ) {
3678
3679 // Map tuples (progress, done, fail) to arguments (done, fail, progress)
3680 var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
3681
3682 // deferred.progress(function() { bind to newDefer or newDefer.notify })
3683 // deferred.done(function() { bind to newDefer or newDefer.resolve })
3684 // deferred.fail(function() { bind to newDefer or newDefer.reject })
3685 deferred[ tuple[ 1 ] ]( function() {
3686 var returned = fn && fn.apply( this, arguments );
3687 if ( returned && isFunction( returned.promise ) ) {
3688 returned.promise()
3689 .progress( newDefer.notify )
3690 .done( newDefer.resolve )
3691 .fail( newDefer.reject );
3692 } else {
3693 newDefer[ tuple[ 0 ] + "With" ](
3694 this,
3695 fn ? [ returned ] : arguments
3696 );
3697 }
3698 } );
3699 } );
3700 fns = null;
3701 } ).promise();
3702 },
3703 then: function( onFulfilled, onRejected, onProgress ) {
3704 var maxDepth = 0;
3705 function resolve( depth, deferred, handler, special ) {
3706 return function() {
3707 var that = this,
3708 args = arguments,
3709 mightThrow = function() {
3710 var returned, then;
3711
3712 // Support: Promises/A+ section 2.3.3.3.3
3713 // https://promisesaplus.com/#point-59
3714 // Ignore double-resolution attempts
3715 if ( depth < maxDepth ) {
3716 return;
3717 }
3718
3719 returned = handler.apply( that, args );
3720
3721 // Support: Promises/A+ section 2.3.1
3722 // https://promisesaplus.com/#point-48
3723 if ( returned === deferred.promise() ) {
3724 throw new TypeError( "Thenable self-resolution" );
3725 }
3726
3727 // Support: Promises/A+ sections 2.3.3.1, 3.5
3728 // https://promisesaplus.com/#point-54
3729 // https://promisesaplus.com/#point-75
3730 // Retrieve `then` only once
3731 then = returned &&
3732
3733 // Support: Promises/A+ section 2.3.4
3734 // https://promisesaplus.com/#point-64
3735 // Only check objects and functions for thenability
3736 ( typeof returned === "object" ||
3737 typeof returned === "function" ) &&
3738 returned.then;
3739
3740 // Handle a returned thenable
3741 if ( isFunction( then ) ) {
3742
3743 // Special processors (notify) just wait for resolution
3744 if ( special ) {
3745 then.call(
3746 returned,
3747 resolve( maxDepth, deferred, Identity, special ),
3748 resolve( maxDepth, deferred, Thrower, special )
3749 );
3750
3751 // Normal processors (resolve) also hook into progress
3752 } else {
3753
3754 // ...and disregard older resolution values
3755 maxDepth++;
3756
3757 then.call(
3758 returned,
3759 resolve( maxDepth, deferred, Identity, special ),
3760 resolve( maxDepth, deferred, Thrower, special ),
3761 resolve( maxDepth, deferred, Identity,
3762 deferred.notifyWith )
3763 );
3764 }
3765
3766 // Handle all other returned values
3767 } else {
3768
3769 // Only substitute handlers pass on context
3770 // and multiple values (non-spec behavior)
3771 if ( handler !== Identity ) {
3772 that = undefined;
3773 args = [ returned ];
3774 }
3775
3776 // Process the value(s)
3777 // Default process is resolve
3778 ( special || deferred.resolveWith )( that, args );
3779 }
3780 },
3781
3782 // Only normal processors (resolve) catch and reject exceptions
3783 process = special ?
3784 mightThrow :
3785 function() {
3786 try {
3787 mightThrow();
3788 } catch ( e ) {
3789
3790 if ( jQuery.Deferred.exceptionHook ) {
3791 jQuery.Deferred.exceptionHook( e,
3792 process.stackTrace );
3793 }
3794
3795 // Support: Promises/A+ section 2.3.3.3.4.1
3796 // https://promisesaplus.com/#point-61
3797 // Ignore post-resolution exceptions
3798 if ( depth + 1 >= maxDepth ) {
3799
3800 // Only substitute handlers pass on context
3801 // and multiple values (non-spec behavior)
3802 if ( handler !== Thrower ) {
3803 that = undefined;
3804 args = [ e ];
3805 }
3806
3807 deferred.rejectWith( that, args );
3808 }
3809 }
3810 };
3811
3812 // Support: Promises/A+ section 2.3.3.3.1
3813 // https://promisesaplus.com/#point-57
3814 // Re-resolve promises immediately to dodge false rejection from
3815 // subsequent errors
3816 if ( depth ) {
3817 process();
3818 } else {
3819
3820 // Call an optional hook to record the stack, in case of exception
3821 // since it's otherwise lost when execution goes async
3822 if ( jQuery.Deferred.getStackHook ) {
3823 process.stackTrace = jQuery.Deferred.getStackHook();
3824 }
3825 window.setTimeout( process );
3826 }
3827 };
3828 }
3829
3830 return jQuery.Deferred( function( newDefer ) {
3831
3832 // progress_handlers.add( ... )
3833 tuples[ 0 ][ 3 ].add(
3834 resolve(
3835 0,
3836 newDefer,
3837 isFunction( onProgress ) ?
3838 onProgress :
3839 Identity,
3840 newDefer.notifyWith
3841 )
3842 );
3843
3844 // fulfilled_handlers.add( ... )
3845 tuples[ 1 ][ 3 ].add(
3846 resolve(
3847 0,
3848 newDefer,
3849 isFunction( onFulfilled ) ?
3850 onFulfilled :
3851 Identity
3852 )
3853 );
3854
3855 // rejected_handlers.add( ... )
3856 tuples[ 2 ][ 3 ].add(
3857 resolve(
3858 0,
3859 newDefer,
3860 isFunction( onRejected ) ?
3861 onRejected :
3862 Thrower
3863 )
3864 );
3865 } ).promise();
3866 },
3867
3868 // Get a promise for this deferred
3869 // If obj is provided, the promise aspect is added to the object
3870 promise: function( obj ) {
3871 return obj != null ? jQuery.extend( obj, promise ) : promise;
3872 }
3873 },
3874 deferred = {};
3875
3876 // Add list-specific methods
3877 jQuery.each( tuples, function( i, tuple ) {
3878 var list = tuple[ 2 ],
3879 stateString = tuple[ 5 ];
3880
3881 // promise.progress = list.add
3882 // promise.done = list.add
3883 // promise.fail = list.add
3884 promise[ tuple[ 1 ] ] = list.add;
3885
3886 // Handle state
3887 if ( stateString ) {
3888 list.add(
3889 function() {
3890
3891 // state = "resolved" (i.e., fulfilled)
3892 // state = "rejected"
3893 state = stateString;
3894 },
3895
3896 // rejected_callbacks.disable
3897 // fulfilled_callbacks.disable
3898 tuples[ 3 - i ][ 2 ].disable,
3899
3900 // rejected_handlers.disable
3901 // fulfilled_handlers.disable
3902 tuples[ 3 - i ][ 3 ].disable,
3903
3904 // progress_callbacks.lock
3905 tuples[ 0 ][ 2 ].lock,
3906
3907 // progress_handlers.lock
3908 tuples[ 0 ][ 3 ].lock
3909 );
3910 }
3911
3912 // progress_handlers.fire
3913 // fulfilled_handlers.fire
3914 // rejected_handlers.fire
3915 list.add( tuple[ 3 ].fire );
3916
3917 // deferred.notify = function() { deferred.notifyWith(...) }
3918 // deferred.resolve = function() { deferred.resolveWith(...) }
3919 // deferred.reject = function() { deferred.rejectWith(...) }
3920 deferred[ tuple[ 0 ] ] = function() {
3921 deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
3922 return this;
3923 };
3924
3925 // deferred.notifyWith = list.fireWith
3926 // deferred.resolveWith = list.fireWith
3927 // deferred.rejectWith = list.fireWith
3928 deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
3929 } );
3930
3931 // Make the deferred a promise
3932 promise.promise( deferred );
3933
3934 // Call given func if any
3935 if ( func ) {
3936 func.call( deferred, deferred );
3937 }
3938
3939 // All done!
3940 return deferred;
3941 },
3942
3943 // Deferred helper
3944 when: function( singleValue ) {
3945 var
3946
3947 // count of uncompleted subordinates
3948 remaining = arguments.length,
3949
3950 // count of unprocessed arguments
3951 i = remaining,
3952
3953 // subordinate fulfillment data
3954 resolveContexts = Array( i ),
3955 resolveValues = slice.call( arguments ),
3956
3957 // the master Deferred
3958 master = jQuery.Deferred(),
3959
3960 // subordinate callback factory
3961 updateFunc = function( i ) {
3962 return function( value ) {
3963 resolveContexts[ i ] = this;
3964 resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
3965 if ( !( --remaining ) ) {
3966 master.resolveWith( resolveContexts, resolveValues );
3967 }
3968 };
3969 };
3970
3971 // Single- and empty arguments are adopted like Promise.resolve
3972 if ( remaining <= 1 ) {
3973 adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
3974 !remaining );
3975
3976 // Use .then() to unwrap secondary thenables (cf. gh-3000)
3977 if ( master.state() === "pending" ||
3978 isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
3979
3980 return master.then();
3981 }
3982 }
3983
3984 // Multiple arguments are aggregated like Promise.all array elements
3985 while ( i-- ) {
3986 adoptValue( resolveValues[ i ], updateFunc( i ), master.reject );
3987 }
3988
3989 return master.promise();
3990 }
3991} );
3992
3993
3994// These usually indicate a programmer mistake during development,
3995// warn about them ASAP rather than swallowing them by default.
3996var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
3997
3998jQuery.Deferred.exceptionHook = function( error, stack ) {
3999
4000 // Support: IE 8 - 9 only
4001 // Console exists when dev tools are open, which can happen at any time
4002 if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {
4003 window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack );
4004 }
4005};
4006
4007
4008
4009
4010jQuery.readyException = function( error ) {
4011 window.setTimeout( function() {
4012 throw error;
4013 } );
4014};
4015
4016
4017
4018
4019// The deferred used on DOM ready
4020var readyList = jQuery.Deferred();
4021
4022jQuery.fn.ready = function( fn ) {
4023
4024 readyList
4025 .then( fn )
4026
4027 // Wrap jQuery.readyException in a function so that the lookup
4028 // happens at the time of error handling instead of callback
4029 // registration.
4030 .catch( function( error ) {
4031 jQuery.readyException( error );
4032 } );
4033
4034 return this;
4035};
4036
4037jQuery.extend( {
4038
4039 // Is the DOM ready to be used? Set to true once it occurs.
4040 isReady: false,
4041
4042 // A counter to track how many items to wait for before
4043 // the ready event fires. See #6781
4044 readyWait: 1,
4045
4046 // Handle when the DOM is ready
4047 ready: function( wait ) {
4048
4049 // Abort if there are pending holds or we're already ready
4050 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
4051 return;
4052 }
4053
4054 // Remember that the DOM is ready
4055 jQuery.isReady = true;
4056
4057 // If a normal DOM Ready event fired, decrement, and wait if need be
4058 if ( wait !== true && --jQuery.readyWait > 0 ) {
4059 return;
4060 }
4061
4062 // If there are functions bound, to execute
4063 readyList.resolveWith( document, [ jQuery ] );
4064 }
4065} );
4066
4067jQuery.ready.then = readyList.then;
4068
4069// The ready event handler and self cleanup method
4070function completed() {
4071 document.removeEventListener( "DOMContentLoaded", completed );
4072 window.removeEventListener( "load", completed );
4073 jQuery.ready();
4074}
4075
4076// Catch cases where $(document).ready() is called
4077// after the browser event has already occurred.
4078// Support: IE <=9 - 10 only
4079// Older IE sometimes signals "interactive" too soon
4080if ( document.readyState === "complete" ||
4081 ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
4082
4083 // Handle it asynchronously to allow scripts the opportunity to delay ready
4084 window.setTimeout( jQuery.ready );
4085
4086} else {
4087
4088 // Use the handy event callback
4089 document.addEventListener( "DOMContentLoaded", completed );
4090
4091 // A fallback to window.onload, that will always work
4092 window.addEventListener( "load", completed );
4093}
4094
4095
4096
4097
4098// Multifunctional method to get and set values of a collection
4099// The value/s can optionally be executed if it's a function
4100var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
4101 var i = 0,
4102 len = elems.length,
4103 bulk = key == null;
4104
4105 // Sets many values
4106 if ( toType( key ) === "object" ) {
4107 chainable = true;
4108 for ( i in key ) {
4109 access( elems, fn, i, key[ i ], true, emptyGet, raw );
4110 }
4111
4112 // Sets one value
4113 } else if ( value !== undefined ) {
4114 chainable = true;
4115
4116 if ( !isFunction( value ) ) {
4117 raw = true;
4118 }
4119
4120 if ( bulk ) {
4121
4122 // Bulk operations run against the entire set
4123 if ( raw ) {
4124 fn.call( elems, value );
4125 fn = null;
4126
4127 // ...except when executing function values
4128 } else {
4129 bulk = fn;
4130 fn = function( elem, key, value ) {
4131 return bulk.call( jQuery( elem ), value );
4132 };
4133 }
4134 }
4135
4136 if ( fn ) {
4137 for ( ; i < len; i++ ) {
4138 fn(
4139 elems[ i ], key, raw ?
4140 value :
4141 value.call( elems[ i ], i, fn( elems[ i ], key ) )
4142 );
4143 }
4144 }
4145 }
4146
4147 if ( chainable ) {
4148 return elems;
4149 }
4150
4151 // Gets
4152 if ( bulk ) {
4153 return fn.call( elems );
4154 }
4155
4156 return len ? fn( elems[ 0 ], key ) : emptyGet;
4157};
4158
4159
4160// Matches dashed string for camelizing
4161var rmsPrefix = /^-ms-/,
4162 rdashAlpha = /-([a-z])/g;
4163
4164// Used by camelCase as callback to replace()
4165function fcamelCase( all, letter ) {
4166 return letter.toUpperCase();
4167}
4168
4169// Convert dashed to camelCase; used by the css and data modules
4170// Support: IE <=9 - 11, Edge 12 - 15
4171// Microsoft forgot to hump their vendor prefix (#9572)
4172function camelCase( string ) {
4173 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
4174}
4175var acceptData = function( owner ) {
4176
4177 // Accepts only:
4178 // - Node
4179 // - Node.ELEMENT_NODE
4180 // - Node.DOCUMENT_NODE
4181 // - Object
4182 // - Any
4183 return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
4184};
4185
4186
4187
4188
4189function Data() {
4190 this.expando = jQuery.expando + Data.uid++;
4191}
4192
4193Data.uid = 1;
4194
4195Data.prototype = {
4196
4197 cache: function( owner ) {
4198
4199 // Check if the owner object already has a cache
4200 var value = owner[ this.expando ];
4201
4202 // If not, create one
4203 if ( !value ) {
4204 value = {};
4205
4206 // We can accept data for non-element nodes in modern browsers,
4207 // but we should not, see #8335.
4208 // Always return an empty object.
4209 if ( acceptData( owner ) ) {
4210
4211 // If it is a node unlikely to be stringify-ed or looped over
4212 // use plain assignment
4213 if ( owner.nodeType ) {
4214 owner[ this.expando ] = value;
4215
4216 // Otherwise secure it in a non-enumerable property
4217 // configurable must be true to allow the property to be
4218 // deleted when data is removed
4219 } else {
4220 Object.defineProperty( owner, this.expando, {
4221 value: value,
4222 configurable: true
4223 } );
4224 }
4225 }
4226 }
4227
4228 return value;
4229 },
4230 set: function( owner, data, value ) {
4231 var prop,
4232 cache = this.cache( owner );
4233
4234 // Handle: [ owner, key, value ] args
4235 // Always use camelCase key (gh-2257)
4236 if ( typeof data === "string" ) {
4237 cache[ camelCase( data ) ] = value;
4238
4239 // Handle: [ owner, { properties } ] args
4240 } else {
4241
4242 // Copy the properties one-by-one to the cache object
4243 for ( prop in data ) {
4244 cache[ camelCase( prop ) ] = data[ prop ];
4245 }
4246 }
4247 return cache;
4248 },
4249 get: function( owner, key ) {
4250 return key === undefined ?
4251 this.cache( owner ) :
4252
4253 // Always use camelCase key (gh-2257)
4254 owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
4255 },
4256 access: function( owner, key, value ) {
4257
4258 // In cases where either:
4259 //
4260 // 1. No key was specified
4261 // 2. A string key was specified, but no value provided
4262 //
4263 // Take the "read" path and allow the get method to determine
4264 // which value to return, respectively either:
4265 //
4266 // 1. The entire cache object
4267 // 2. The data stored at the key
4268 //
4269 if ( key === undefined ||
4270 ( ( key && typeof key === "string" ) && value === undefined ) ) {
4271
4272 return this.get( owner, key );
4273 }
4274
4275 // When the key is not a string, or both a key and value
4276 // are specified, set or extend (existing objects) with either:
4277 //
4278 // 1. An object of properties
4279 // 2. A key and value
4280 //
4281 this.set( owner, key, value );
4282
4283 // Since the "set" path can have two possible entry points
4284 // return the expected data based on which path was taken[*]
4285 return value !== undefined ? value : key;
4286 },
4287 remove: function( owner, key ) {
4288 var i,
4289 cache = owner[ this.expando ];
4290
4291 if ( cache === undefined ) {
4292 return;
4293 }
4294
4295 if ( key !== undefined ) {
4296
4297 // Support array or space separated string of keys
4298 if ( Array.isArray( key ) ) {
4299
4300 // If key is an array of keys...
4301 // We always set camelCase keys, so remove that.
4302 key = key.map( camelCase );
4303 } else {
4304 key = camelCase( key );
4305
4306 // If a key with the spaces exists, use it.
4307 // Otherwise, create an array by matching non-whitespace
4308 key = key in cache ?
4309 [ key ] :
4310 ( key.match( rnothtmlwhite ) || [] );
4311 }
4312
4313 i = key.length;
4314
4315 while ( i-- ) {
4316 delete cache[ key[ i ] ];
4317 }
4318 }
4319
4320 // Remove the expando if there's no more data
4321 if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
4322
4323 // Support: Chrome <=35 - 45
4324 // Webkit & Blink performance suffers when deleting properties
4325 // from DOM nodes, so set to undefined instead
4326 // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
4327 if ( owner.nodeType ) {
4328 owner[ this.expando ] = undefined;
4329 } else {
4330 delete owner[ this.expando ];
4331 }
4332 }
4333 },
4334 hasData: function( owner ) {
4335 var cache = owner[ this.expando ];
4336 return cache !== undefined && !jQuery.isEmptyObject( cache );
4337 }
4338};
4339var dataPriv = new Data();
4340
4341var dataUser = new Data();
4342
4343
4344
4345// Implementation Summary
4346//
4347// 1. Enforce API surface and semantic compatibility with 1.9.x branch
4348// 2. Improve the module's maintainability by reducing the storage
4349// paths to a single mechanism.
4350// 3. Use the same single mechanism to support "private" and "user" data.
4351// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
4352// 5. Avoid exposing implementation details on user objects (eg. expando properties)
4353// 6. Provide a clear path for implementation upgrade to WeakMap in 2014
4354
4355var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
4356 rmultiDash = /[A-Z]/g;
4357
4358function getData( data ) {
4359 if ( data === "true" ) {
4360 return true;
4361 }
4362
4363 if ( data === "false" ) {
4364 return false;
4365 }
4366
4367 if ( data === "null" ) {
4368 return null;
4369 }
4370
4371 // Only convert to a number if it doesn't change the string
4372 if ( data === +data + "" ) {
4373 return +data;
4374 }
4375
4376 if ( rbrace.test( data ) ) {
4377 return JSON.parse( data );
4378 }
4379
4380 return data;
4381}
4382
4383function dataAttr( elem, key, data ) {
4384 var name;
4385
4386 // If nothing was found internally, try to fetch any
4387 // data from the HTML5 data-* attribute
4388 if ( data === undefined && elem.nodeType === 1 ) {
4389 name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
4390 data = elem.getAttribute( name );
4391
4392 if ( typeof data === "string" ) {
4393 try {
4394 data = getData( data );
4395 } catch ( e ) {}
4396
4397 // Make sure we set the data so it isn't changed later
4398 dataUser.set( elem, key, data );
4399 } else {
4400 data = undefined;
4401 }
4402 }
4403 return data;
4404}
4405
4406jQuery.extend( {
4407 hasData: function( elem ) {
4408 return dataUser.hasData( elem ) || dataPriv.hasData( elem );
4409 },
4410
4411 data: function( elem, name, data ) {
4412 return dataUser.access( elem, name, data );
4413 },
4414
4415 removeData: function( elem, name ) {
4416 dataUser.remove( elem, name );
4417 },
4418
4419 // TODO: Now that all calls to _data and _removeData have been replaced
4420 // with direct calls to dataPriv methods, these can be deprecated.
4421 _data: function( elem, name, data ) {
4422 return dataPriv.access( elem, name, data );
4423 },
4424
4425 _removeData: function( elem, name ) {
4426 dataPriv.remove( elem, name );
4427 }
4428} );
4429
4430jQuery.fn.extend( {
4431 data: function( key, value ) {
4432 var i, name, data,
4433 elem = this[ 0 ],
4434 attrs = elem && elem.attributes;
4435
4436 // Gets all values
4437 if ( key === undefined ) {
4438 if ( this.length ) {
4439 data = dataUser.get( elem );
4440
4441 if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
4442 i = attrs.length;
4443 while ( i-- ) {
4444
4445 // Support: IE 11 only
4446 // The attrs elements can be null (#14894)
4447 if ( attrs[ i ] ) {
4448 name = attrs[ i ].name;
4449 if ( name.indexOf( "data-" ) === 0 ) {
4450 name = camelCase( name.slice( 5 ) );
4451 dataAttr( elem, name, data[ name ] );
4452 }
4453 }
4454 }
4455 dataPriv.set( elem, "hasDataAttrs", true );
4456 }
4457 }
4458
4459 return data;
4460 }
4461
4462 // Sets multiple values
4463 if ( typeof key === "object" ) {
4464 return this.each( function() {
4465 dataUser.set( this, key );
4466 } );
4467 }
4468
4469 return access( this, function( value ) {
4470 var data;
4471
4472 // The calling jQuery object (element matches) is not empty
4473 // (and therefore has an element appears at this[ 0 ]) and the
4474 // `value` parameter was not undefined. An empty jQuery object
4475 // will result in `undefined` for elem = this[ 0 ] which will
4476 // throw an exception if an attempt to read a data cache is made.
4477 if ( elem && value === undefined ) {
4478
4479 // Attempt to get data from the cache
4480 // The key will always be camelCased in Data
4481 data = dataUser.get( elem, key );
4482 if ( data !== undefined ) {
4483 return data;
4484 }
4485
4486 // Attempt to "discover" the data in
4487 // HTML5 custom data-* attrs
4488 data = dataAttr( elem, key );
4489 if ( data !== undefined ) {
4490 return data;
4491 }
4492
4493 // We tried really hard, but the data doesn't exist.
4494 return;
4495 }
4496
4497 // Set the data...
4498 this.each( function() {
4499
4500 // We always store the camelCased key
4501 dataUser.set( this, key, value );
4502 } );
4503 }, null, value, arguments.length > 1, null, true );
4504 },
4505
4506 removeData: function( key ) {
4507 return this.each( function() {
4508 dataUser.remove( this, key );
4509 } );
4510 }
4511} );
4512
4513
4514jQuery.extend( {
4515 queue: function( elem, type, data ) {
4516 var queue;
4517
4518 if ( elem ) {
4519 type = ( type || "fx" ) + "queue";
4520 queue = dataPriv.get( elem, type );
4521
4522 // Speed up dequeue by getting out quickly if this is just a lookup
4523 if ( data ) {
4524 if ( !queue || Array.isArray( data ) ) {
4525 queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
4526 } else {
4527 queue.push( data );
4528 }
4529 }
4530 return queue || [];
4531 }
4532 },
4533
4534 dequeue: function( elem, type ) {
4535 type = type || "fx";
4536
4537 var queue = jQuery.queue( elem, type ),
4538 startLength = queue.length,
4539 fn = queue.shift(),
4540 hooks = jQuery._queueHooks( elem, type ),
4541 next = function() {
4542 jQuery.dequeue( elem, type );
4543 };
4544
4545 // If the fx queue is dequeued, always remove the progress sentinel
4546 if ( fn === "inprogress" ) {
4547 fn = queue.shift();
4548 startLength--;
4549 }
4550
4551 if ( fn ) {
4552
4553 // Add a progress sentinel to prevent the fx queue from being
4554 // automatically dequeued
4555 if ( type === "fx" ) {
4556 queue.unshift( "inprogress" );
4557 }
4558
4559 // Clear up the last queue stop function
4560 delete hooks.stop;
4561 fn.call( elem, next, hooks );
4562 }
4563
4564 if ( !startLength && hooks ) {
4565 hooks.empty.fire();
4566 }
4567 },
4568
4569 // Not public - generate a queueHooks object, or return the current one
4570 _queueHooks: function( elem, type ) {
4571 var key = type + "queueHooks";
4572 return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
4573 empty: jQuery.Callbacks( "once memory" ).add( function() {
4574 dataPriv.remove( elem, [ type + "queue", key ] );
4575 } )
4576 } );
4577 }
4578} );
4579
4580jQuery.fn.extend( {
4581 queue: function( type, data ) {
4582 var setter = 2;
4583
4584 if ( typeof type !== "string" ) {
4585 data = type;
4586 type = "fx";
4587 setter--;
4588 }
4589
4590 if ( arguments.length < setter ) {
4591 return jQuery.queue( this[ 0 ], type );
4592 }
4593
4594 return data === undefined ?
4595 this :
4596 this.each( function() {
4597 var queue = jQuery.queue( this, type, data );
4598
4599 // Ensure a hooks for this queue
4600 jQuery._queueHooks( this, type );
4601
4602 if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
4603 jQuery.dequeue( this, type );
4604 }
4605 } );
4606 },
4607 dequeue: function( type ) {
4608 return this.each( function() {
4609 jQuery.dequeue( this, type );
4610 } );
4611 },
4612 clearQueue: function( type ) {
4613 return this.queue( type || "fx", [] );
4614 },
4615
4616 // Get a promise resolved when queues of a certain type
4617 // are emptied (fx is the type by default)
4618 promise: function( type, obj ) {
4619 var tmp,
4620 count = 1,
4621 defer = jQuery.Deferred(),
4622 elements = this,
4623 i = this.length,
4624 resolve = function() {
4625 if ( !( --count ) ) {
4626 defer.resolveWith( elements, [ elements ] );
4627 }
4628 };
4629
4630 if ( typeof type !== "string" ) {
4631 obj = type;
4632 type = undefined;
4633 }
4634 type = type || "fx";
4635
4636 while ( i-- ) {
4637 tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
4638 if ( tmp && tmp.empty ) {
4639 count++;
4640 tmp.empty.add( resolve );
4641 }
4642 }
4643 resolve();
4644 return defer.promise( obj );
4645 }
4646} );
4647var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
4648
4649var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
4650
4651
4652var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
4653
4654var isHiddenWithinTree = function( elem, el ) {
4655
4656 // isHiddenWithinTree might be called from jQuery#filter function;
4657 // in that case, element will be second argument
4658 elem = el || elem;
4659
4660 // Inline style trumps all
4661 return elem.style.display === "none" ||
4662 elem.style.display === "" &&
4663
4664 // Otherwise, check computed style
4665 // Support: Firefox <=43 - 45
4666 // Disconnected elements can have computed display: none, so first confirm that elem is
4667 // in the document.
4668 jQuery.contains( elem.ownerDocument, elem ) &&
4669
4670 jQuery.css( elem, "display" ) === "none";
4671 };
4672
4673var swap = function( elem, options, callback, args ) {
4674 var ret, name,
4675 old = {};
4676
4677 // Remember the old values, and insert the new ones
4678 for ( name in options ) {
4679 old[ name ] = elem.style[ name ];
4680 elem.style[ name ] = options[ name ];
4681 }
4682
4683 ret = callback.apply( elem, args || [] );
4684
4685 // Revert the old values
4686 for ( name in options ) {
4687 elem.style[ name ] = old[ name ];
4688 }
4689
4690 return ret;
4691};
4692
4693
4694
4695
4696function adjustCSS( elem, prop, valueParts, tween ) {
4697 var adjusted, scale,
4698 maxIterations = 20,
4699 currentValue = tween ?
4700 function() {
4701 return tween.cur();
4702 } :
4703 function() {
4704 return jQuery.css( elem, prop, "" );
4705 },
4706 initial = currentValue(),
4707 unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
4708
4709 // Starting value computation is required for potential unit mismatches
4710 initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
4711 rcssNum.exec( jQuery.css( elem, prop ) );
4712
4713 if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
4714
4715 // Support: Firefox <=54
4716 // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
4717 initial = initial / 2;
4718
4719 // Trust units reported by jQuery.css
4720 unit = unit || initialInUnit[ 3 ];
4721
4722 // Iteratively approximate from a nonzero starting point
4723 initialInUnit = +initial || 1;
4724
4725 while ( maxIterations-- ) {
4726
4727 // Evaluate and update our best guess (doubling guesses that zero out).
4728 // Finish if the scale equals or crosses 1 (making the old*new product non-positive).
4729 jQuery.style( elem, prop, initialInUnit + unit );
4730 if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
4731 maxIterations = 0;
4732 }
4733 initialInUnit = initialInUnit / scale;
4734
4735 }
4736
4737 initialInUnit = initialInUnit * 2;
4738 jQuery.style( elem, prop, initialInUnit + unit );
4739
4740 // Make sure we update the tween properties later on
4741 valueParts = valueParts || [];
4742 }
4743
4744 if ( valueParts ) {
4745 initialInUnit = +initialInUnit || +initial || 0;
4746
4747 // Apply relative offset (+=/-=) if specified
4748 adjusted = valueParts[ 1 ] ?
4749 initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
4750 +valueParts[ 2 ];
4751 if ( tween ) {
4752 tween.unit = unit;
4753 tween.start = initialInUnit;
4754 tween.end = adjusted;
4755 }
4756 }
4757 return adjusted;
4758}
4759
4760
4761var defaultDisplayMap = {};
4762
4763function getDefaultDisplay( elem ) {
4764 var temp,
4765 doc = elem.ownerDocument,
4766 nodeName = elem.nodeName,
4767 display = defaultDisplayMap[ nodeName ];
4768
4769 if ( display ) {
4770 return display;
4771 }
4772
4773 temp = doc.body.appendChild( doc.createElement( nodeName ) );
4774 display = jQuery.css( temp, "display" );
4775
4776 temp.parentNode.removeChild( temp );
4777
4778 if ( display === "none" ) {
4779 display = "block";
4780 }
4781 defaultDisplayMap[ nodeName ] = display;
4782
4783 return display;
4784}
4785
4786function showHide( elements, show ) {
4787 var display, elem,
4788 values = [],
4789 index = 0,
4790 length = elements.length;
4791
4792 // Determine new display value for elements that need to change
4793 for ( ; index < length; index++ ) {
4794 elem = elements[ index ];
4795 if ( !elem.style ) {
4796 continue;
4797 }
4798
4799 display = elem.style.display;
4800 if ( show ) {
4801
4802 // Since we force visibility upon cascade-hidden elements, an immediate (and slow)
4803 // check is required in this first loop unless we have a nonempty display value (either
4804 // inline or about-to-be-restored)
4805 if ( display === "none" ) {
4806 values[ index ] = dataPriv.get( elem, "display" ) || null;
4807 if ( !values[ index ] ) {
4808 elem.style.display = "";
4809 }
4810 }
4811 if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
4812 values[ index ] = getDefaultDisplay( elem );
4813 }
4814 } else {
4815 if ( display !== "none" ) {
4816 values[ index ] = "none";
4817
4818 // Remember what we're overwriting
4819 dataPriv.set( elem, "display", display );
4820 }
4821 }
4822 }
4823
4824 // Set the display of the elements in a second loop to avoid constant reflow
4825 for ( index = 0; index < length; index++ ) {
4826 if ( values[ index ] != null ) {
4827 elements[ index ].style.display = values[ index ];
4828 }
4829 }
4830
4831 return elements;
4832}
4833
4834jQuery.fn.extend( {
4835 show: function() {
4836 return showHide( this, true );
4837 },
4838 hide: function() {
4839 return showHide( this );
4840 },
4841 toggle: function( state ) {
4842 if ( typeof state === "boolean" ) {
4843 return state ? this.show() : this.hide();
4844 }
4845
4846 return this.each( function() {
4847 if ( isHiddenWithinTree( this ) ) {
4848 jQuery( this ).show();
4849 } else {
4850 jQuery( this ).hide();
4851 }
4852 } );
4853 }
4854} );
4855var rcheckableType = ( /^(?:checkbox|radio)$/i );
4856
4857var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]+)/i );
4858
4859var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
4860
4861
4862
4863// We have to close these tags to support XHTML (#13200)
4864var wrapMap = {
4865
4866 // Support: IE <=9 only
4867 option: [ 1, "<select multiple='multiple'>", "</select>" ],
4868
4869 // XHTML parsers do not magically insert elements in the
4870 // same way that tag soup parsers do. So we cannot shorten
4871 // this by omitting <tbody> or other required elements.
4872 thead: [ 1, "<table>", "</table>" ],
4873 col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
4874 tr: [ 2, "<table><tbody>", "</tbody></table>" ],
4875 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
4876
4877 _default: [ 0, "", "" ]
4878};
4879
4880// Support: IE <=9 only
4881wrapMap.optgroup = wrapMap.option;
4882
4883wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
4884wrapMap.th = wrapMap.td;
4885
4886
4887function getAll( context, tag ) {
4888
4889 // Support: IE <=9 - 11 only
4890 // Use typeof to avoid zero-argument method invocation on host objects (#15151)
4891 var ret;
4892
4893 if ( typeof context.getElementsByTagName !== "undefined" ) {
4894 ret = context.getElementsByTagName( tag || "*" );
4895
4896 } else if ( typeof context.querySelectorAll !== "undefined" ) {
4897 ret = context.querySelectorAll( tag || "*" );
4898
4899 } else {
4900 ret = [];
4901 }
4902
4903 if ( tag === undefined || tag && nodeName( context, tag ) ) {
4904 return jQuery.merge( [ context ], ret );
4905 }
4906
4907 return ret;
4908}
4909
4910
4911// Mark scripts as having already been evaluated
4912function setGlobalEval( elems, refElements ) {
4913 var i = 0,
4914 l = elems.length;
4915
4916 for ( ; i < l; i++ ) {
4917 dataPriv.set(
4918 elems[ i ],
4919 "globalEval",
4920 !refElements || dataPriv.get( refElements[ i ], "globalEval" )
4921 );
4922 }
4923}
4924
4925
4926var rhtml = /<|&#?\w+;/;
4927
4928function buildFragment( elems, context, scripts, selection, ignored ) {
4929 var elem, tmp, tag, wrap, contains, j,
4930 fragment = context.createDocumentFragment(),
4931 nodes = [],
4932 i = 0,
4933 l = elems.length;
4934
4935 for ( ; i < l; i++ ) {
4936 elem = elems[ i ];
4937
4938 if ( elem || elem === 0 ) {
4939
4940 // Add nodes directly
4941 if ( toType( elem ) === "object" ) {
4942
4943 // Support: Android <=4.0 only, PhantomJS 1 only
4944 // push.apply(_, arraylike) throws on ancient WebKit
4945 jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
4946
4947 // Convert non-html into a text node
4948 } else if ( !rhtml.test( elem ) ) {
4949 nodes.push( context.createTextNode( elem ) );
4950
4951 // Convert html into DOM nodes
4952 } else {
4953 tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
4954
4955 // Deserialize a standard representation
4956 tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
4957 wrap = wrapMap[ tag ] || wrapMap._default;
4958 tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
4959
4960 // Descend through wrappers to the right content
4961 j = wrap[ 0 ];
4962 while ( j-- ) {
4963 tmp = tmp.lastChild;
4964 }
4965
4966 // Support: Android <=4.0 only, PhantomJS 1 only
4967 // push.apply(_, arraylike) throws on ancient WebKit
4968 jQuery.merge( nodes, tmp.childNodes );
4969
4970 // Remember the top-level container
4971 tmp = fragment.firstChild;
4972
4973 // Ensure the created nodes are orphaned (#12392)
4974 tmp.textContent = "";
4975 }
4976 }
4977 }
4978
4979 // Remove wrapper from fragment
4980 fragment.textContent = "";
4981
4982 i = 0;
4983 while ( ( elem = nodes[ i++ ] ) ) {
4984
4985 // Skip elements already in the context collection (trac-4087)
4986 if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
4987 if ( ignored ) {
4988 ignored.push( elem );
4989 }
4990 continue;
4991 }
4992
4993 contains = jQuery.contains( elem.ownerDocument, elem );
4994
4995 // Append to fragment
4996 tmp = getAll( fragment.appendChild( elem ), "script" );
4997
4998 // Preserve script evaluation history
4999 if ( contains ) {
5000 setGlobalEval( tmp );
5001 }
5002
5003 // Capture executables
5004 if ( scripts ) {
5005 j = 0;
5006 while ( ( elem = tmp[ j++ ] ) ) {
5007 if ( rscriptType.test( elem.type || "" ) ) {
5008 scripts.push( elem );
5009 }
5010 }
5011 }
5012 }
5013
5014 return fragment;
5015}
5016
5017
5018( function() {
5019 var fragment = document.createDocumentFragment(),
5020 div = fragment.appendChild( document.createElement( "div" ) ),
5021 input = document.createElement( "input" );
5022
5023 // Support: Android 4.0 - 4.3 only
5024 // Check state lost if the name is set (#11217)
5025 // Support: Windows Web Apps (WWA)
5026 // `name` and `type` must use .setAttribute for WWA (#14901)
5027 input.setAttribute( "type", "radio" );
5028 input.setAttribute( "checked", "checked" );
5029 input.setAttribute( "name", "t" );
5030
5031 div.appendChild( input );
5032
5033 // Support: Android <=4.1 only
5034 // Older WebKit doesn't clone checked state correctly in fragments
5035 support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
5036
5037 // Support: IE <=11 only
5038 // Make sure textarea (and checkbox) defaultValue is properly cloned
5039 div.innerHTML = "<textarea>x</textarea>";
5040 support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
5041} )();
5042var documentElement = document.documentElement;
5043
5044
5045
5046var
5047 rkeyEvent = /^key/,
5048 rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
5049 rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
5050
5051function returnTrue() {
5052 return true;
5053}
5054
5055function returnFalse() {
5056 return false;
5057}
5058
5059// Support: IE <=9 only
5060// See #13393 for more info
5061function safeActiveElement() {
5062 try {
5063 return document.activeElement;
5064 } catch ( err ) { }
5065}
5066
5067function on( elem, types, selector, data, fn, one ) {
5068 var origFn, type;
5069
5070 // Types can be a map of types/handlers
5071 if ( typeof types === "object" ) {
5072
5073 // ( types-Object, selector, data )
5074 if ( typeof selector !== "string" ) {
5075
5076 // ( types-Object, data )
5077 data = data || selector;
5078 selector = undefined;
5079 }
5080 for ( type in types ) {
5081 on( elem, type, selector, data, types[ type ], one );
5082 }
5083 return elem;
5084 }
5085
5086 if ( data == null && fn == null ) {
5087
5088 // ( types, fn )
5089 fn = selector;
5090 data = selector = undefined;
5091 } else if ( fn == null ) {
5092 if ( typeof selector === "string" ) {
5093
5094 // ( types, selector, fn )
5095 fn = data;
5096 data = undefined;
5097 } else {
5098
5099 // ( types, data, fn )
5100 fn = data;
5101 data = selector;
5102 selector = undefined;
5103 }
5104 }
5105 if ( fn === false ) {
5106 fn = returnFalse;
5107 } else if ( !fn ) {
5108 return elem;
5109 }
5110
5111 if ( one === 1 ) {
5112 origFn = fn;
5113 fn = function( event ) {
5114
5115 // Can use an empty set, since event contains the info
5116 jQuery().off( event );
5117 return origFn.apply( this, arguments );
5118 };
5119
5120 // Use same guid so caller can remove using origFn
5121 fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
5122 }
5123 return elem.each( function() {
5124 jQuery.event.add( this, types, fn, data, selector );
5125 } );
5126}
5127
5128/*
5129 * Helper functions for managing events -- not part of the public interface.
5130 * Props to Dean Edwards' addEvent library for many of the ideas.
5131 */
5132jQuery.event = {
5133
5134 global: {},
5135
5136 add: function( elem, types, handler, data, selector ) {
5137
5138 var handleObjIn, eventHandle, tmp,
5139 events, t, handleObj,
5140 special, handlers, type, namespaces, origType,
5141 elemData = dataPriv.get( elem );
5142
5143 // Don't attach events to noData or text/comment nodes (but allow plain objects)
5144 if ( !elemData ) {
5145 return;
5146 }
5147
5148 // Caller can pass in an object of custom data in lieu of the handler
5149 if ( handler.handler ) {
5150 handleObjIn = handler;
5151 handler = handleObjIn.handler;
5152 selector = handleObjIn.selector;
5153 }
5154
5155 // Ensure that invalid selectors throw exceptions at attach time
5156 // Evaluate against documentElement in case elem is a non-element node (e.g., document)
5157 if ( selector ) {
5158 jQuery.find.matchesSelector( documentElement, selector );
5159 }
5160
5161 // Make sure that the handler has a unique ID, used to find/remove it later
5162 if ( !handler.guid ) {
5163 handler.guid = jQuery.guid++;
5164 }
5165
5166 // Init the element's event structure and main handler, if this is the first
5167 if ( !( events = elemData.events ) ) {
5168 events = elemData.events = {};
5169 }
5170 if ( !( eventHandle = elemData.handle ) ) {
5171 eventHandle = elemData.handle = function( e ) {
5172
5173 // Discard the second event of a jQuery.event.trigger() and
5174 // when an event is called after a page has unloaded
5175 return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
5176 jQuery.event.dispatch.apply( elem, arguments ) : undefined;
5177 };
5178 }
5179
5180 // Handle multiple events separated by a space
5181 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
5182 t = types.length;
5183 while ( t-- ) {
5184 tmp = rtypenamespace.exec( types[ t ] ) || [];
5185 type = origType = tmp[ 1 ];
5186 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
5187
5188 // There *must* be a type, no attaching namespace-only handlers
5189 if ( !type ) {
5190 continue;
5191 }
5192
5193 // If event changes its type, use the special event handlers for the changed type
5194 special = jQuery.event.special[ type ] || {};
5195
5196 // If selector defined, determine special event api type, otherwise given type
5197 type = ( selector ? special.delegateType : special.bindType ) || type;
5198
5199 // Update special based on newly reset type
5200 special = jQuery.event.special[ type ] || {};
5201
5202 // handleObj is passed to all event handlers
5203 handleObj = jQuery.extend( {
5204 type: type,
5205 origType: origType,
5206 data: data,
5207 handler: handler,
5208 guid: handler.guid,
5209 selector: selector,
5210 needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
5211 namespace: namespaces.join( "." )
5212 }, handleObjIn );
5213
5214 // Init the event handler queue if we're the first
5215 if ( !( handlers = events[ type ] ) ) {
5216 handlers = events[ type ] = [];
5217 handlers.delegateCount = 0;
5218
5219 // Only use addEventListener if the special events handler returns false
5220 if ( !special.setup ||
5221 special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
5222
5223 if ( elem.addEventListener ) {
5224 elem.addEventListener( type, eventHandle );
5225 }
5226 }
5227 }
5228
5229 if ( special.add ) {
5230 special.add.call( elem, handleObj );
5231
5232 if ( !handleObj.handler.guid ) {
5233 handleObj.handler.guid = handler.guid;
5234 }
5235 }
5236
5237 // Add to the element's handler list, delegates in front
5238 if ( selector ) {
5239 handlers.splice( handlers.delegateCount++, 0, handleObj );
5240 } else {
5241 handlers.push( handleObj );
5242 }
5243
5244 // Keep track of which events have ever been used, for event optimization
5245 jQuery.event.global[ type ] = true;
5246 }
5247
5248 },
5249
5250 // Detach an event or set of events from an element
5251 remove: function( elem, types, handler, selector, mappedTypes ) {
5252
5253 var j, origCount, tmp,
5254 events, t, handleObj,
5255 special, handlers, type, namespaces, origType,
5256 elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
5257
5258 if ( !elemData || !( events = elemData.events ) ) {
5259 return;
5260 }
5261
5262 // Once for each type.namespace in types; type may be omitted
5263 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
5264 t = types.length;
5265 while ( t-- ) {
5266 tmp = rtypenamespace.exec( types[ t ] ) || [];
5267 type = origType = tmp[ 1 ];
5268 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
5269
5270 // Unbind all events (on this namespace, if provided) for the element
5271 if ( !type ) {
5272 for ( type in events ) {
5273 jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
5274 }
5275 continue;
5276 }
5277
5278 special = jQuery.event.special[ type ] || {};
5279 type = ( selector ? special.delegateType : special.bindType ) || type;
5280 handlers = events[ type ] || [];
5281 tmp = tmp[ 2 ] &&
5282 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
5283
5284 // Remove matching events
5285 origCount = j = handlers.length;
5286 while ( j-- ) {
5287 handleObj = handlers[ j ];
5288
5289 if ( ( mappedTypes || origType === handleObj.origType ) &&
5290 ( !handler || handler.guid === handleObj.guid ) &&
5291 ( !tmp || tmp.test( handleObj.namespace ) ) &&
5292 ( !selector || selector === handleObj.selector ||
5293 selector === "**" && handleObj.selector ) ) {
5294 handlers.splice( j, 1 );
5295
5296 if ( handleObj.selector ) {
5297 handlers.delegateCount--;
5298 }
5299 if ( special.remove ) {
5300 special.remove.call( elem, handleObj );
5301 }
5302 }
5303 }
5304
5305 // Remove generic event handler if we removed something and no more handlers exist
5306 // (avoids potential for endless recursion during removal of special event handlers)
5307 if ( origCount && !handlers.length ) {
5308 if ( !special.teardown ||
5309 special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
5310
5311 jQuery.removeEvent( elem, type, elemData.handle );
5312 }
5313
5314 delete events[ type ];
5315 }
5316 }
5317
5318 // Remove data and the expando if it's no longer used
5319 if ( jQuery.isEmptyObject( events ) ) {
5320 dataPriv.remove( elem, "handle events" );
5321 }
5322 },
5323
5324 dispatch: function( nativeEvent ) {
5325
5326 // Make a writable jQuery.Event from the native event object
5327 var event = jQuery.event.fix( nativeEvent );
5328
5329 var i, j, ret, matched, handleObj, handlerQueue,
5330 args = new Array( arguments.length ),
5331 handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
5332 special = jQuery.event.special[ event.type ] || {};
5333
5334 // Use the fix-ed jQuery.Event rather than the (read-only) native event
5335 args[ 0 ] = event;
5336
5337 for ( i = 1; i < arguments.length; i++ ) {
5338 args[ i ] = arguments[ i ];
5339 }
5340
5341 event.delegateTarget = this;
5342
5343 // Call the preDispatch hook for the mapped type, and let it bail if desired
5344 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
5345 return;
5346 }
5347
5348 // Determine handlers
5349 handlerQueue = jQuery.event.handlers.call( this, event, handlers );
5350
5351 // Run delegates first; they may want to stop propagation beneath us
5352 i = 0;
5353 while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
5354 event.currentTarget = matched.elem;
5355
5356 j = 0;
5357 while ( ( handleObj = matched.handlers[ j++ ] ) &&
5358 !event.isImmediatePropagationStopped() ) {
5359
5360 // Triggered event must either 1) have no namespace, or 2) have namespace(s)
5361 // a subset or equal to those in the bound event (both can have no namespace).
5362 if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {
5363
5364 event.handleObj = handleObj;
5365 event.data = handleObj.data;
5366
5367 ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
5368 handleObj.handler ).apply( matched.elem, args );
5369
5370 if ( ret !== undefined ) {
5371 if ( ( event.result = ret ) === false ) {
5372 event.preventDefault();
5373 event.stopPropagation();
5374 }
5375 }
5376 }
5377 }
5378 }
5379
5380 // Call the postDispatch hook for the mapped type
5381 if ( special.postDispatch ) {
5382 special.postDispatch.call( this, event );
5383 }
5384
5385 return event.result;
5386 },
5387
5388 handlers: function( event, handlers ) {
5389 var i, handleObj, sel, matchedHandlers, matchedSelectors,
5390 handlerQueue = [],
5391 delegateCount = handlers.delegateCount,
5392 cur = event.target;
5393
5394 // Find delegate handlers
5395 if ( delegateCount &&
5396
5397 // Support: IE <=9
5398 // Black-hole SVG <use> instance trees (trac-13180)
5399 cur.nodeType &&
5400
5401 // Support: Firefox <=42
5402 // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
5403 // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
5404 // Support: IE 11 only
5405 // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
5406 !( event.type === "click" && event.button >= 1 ) ) {
5407
5408 for ( ; cur !== this; cur = cur.parentNode || this ) {
5409
5410 // Don't check non-elements (#13208)
5411 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
5412 if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
5413 matchedHandlers = [];
5414 matchedSelectors = {};
5415 for ( i = 0; i < delegateCount; i++ ) {
5416 handleObj = handlers[ i ];
5417
5418 // Don't conflict with Object.prototype properties (#13203)
5419 sel = handleObj.selector + " ";
5420
5421 if ( matchedSelectors[ sel ] === undefined ) {
5422 matchedSelectors[ sel ] = handleObj.needsContext ?
5423 jQuery( sel, this ).index( cur ) > -1 :
5424 jQuery.find( sel, this, null, [ cur ] ).length;
5425 }
5426 if ( matchedSelectors[ sel ] ) {
5427 matchedHandlers.push( handleObj );
5428 }
5429 }
5430 if ( matchedHandlers.length ) {
5431 handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
5432 }
5433 }
5434 }
5435 }
5436
5437 // Add the remaining (directly-bound) handlers
5438 cur = this;
5439 if ( delegateCount < handlers.length ) {
5440 handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
5441 }
5442
5443 return handlerQueue;
5444 },
5445
5446 addProp: function( name, hook ) {
5447 Object.defineProperty( jQuery.Event.prototype, name, {
5448 enumerable: true,
5449 configurable: true,
5450
5451 get: isFunction( hook ) ?
5452 function() {
5453 if ( this.originalEvent ) {
5454 return hook( this.originalEvent );
5455 }
5456 } :
5457 function() {
5458 if ( this.originalEvent ) {
5459 return this.originalEvent[ name ];
5460 }
5461 },
5462
5463 set: function( value ) {
5464 Object.defineProperty( this, name, {
5465 enumerable: true,
5466 configurable: true,
5467 writable: true,
5468 value: value
5469 } );
5470 }
5471 } );
5472 },
5473
5474 fix: function( originalEvent ) {
5475 return originalEvent[ jQuery.expando ] ?
5476 originalEvent :
5477 new jQuery.Event( originalEvent );
5478 },
5479
5480 special: {
5481 load: {
5482
5483 // Prevent triggered image.load events from bubbling to window.load
5484 noBubble: true
5485 },
5486 focus: {
5487
5488 // Fire native event if possible so blur/focus sequence is correct
5489 trigger: function() {
5490 if ( this !== safeActiveElement() && this.focus ) {
5491 this.focus();
5492 return false;
5493 }
5494 },
5495 delegateType: "focusin"
5496 },
5497 blur: {
5498 trigger: function() {
5499 if ( this === safeActiveElement() && this.blur ) {
5500 this.blur();
5501 return false;
5502 }
5503 },
5504 delegateType: "focusout"
5505 },
5506 click: {
5507
5508 // For checkbox, fire native event so checked state will be right
5509 trigger: function() {
5510 if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) {
5511 this.click();
5512 return false;
5513 }
5514 },
5515
5516 // For cross-browser consistency, don't fire native .click() on links
5517 _default: function( event ) {
5518 return nodeName( event.target, "a" );
5519 }
5520 },
5521
5522 beforeunload: {
5523 postDispatch: function( event ) {
5524
5525 // Support: Firefox 20+
5526 // Firefox doesn't alert if the returnValue field is not set.
5527 if ( event.result !== undefined && event.originalEvent ) {
5528 event.originalEvent.returnValue = event.result;
5529 }
5530 }
5531 }
5532 }
5533};
5534
5535jQuery.removeEvent = function( elem, type, handle ) {
5536
5537 // This "if" is needed for plain objects
5538 if ( elem.removeEventListener ) {
5539 elem.removeEventListener( type, handle );
5540 }
5541};
5542
5543jQuery.Event = function( src, props ) {
5544
5545 // Allow instantiation without the 'new' keyword
5546 if ( !( this instanceof jQuery.Event ) ) {
5547 return new jQuery.Event( src, props );
5548 }
5549
5550 // Event object
5551 if ( src && src.type ) {
5552 this.originalEvent = src;
5553 this.type = src.type;
5554
5555 // Events bubbling up the document may have been marked as prevented
5556 // by a handler lower down the tree; reflect the correct value.
5557 this.isDefaultPrevented = src.defaultPrevented ||
5558 src.defaultPrevented === undefined &&
5559
5560 // Support: Android <=2.3 only
5561 src.returnValue === false ?
5562 returnTrue :
5563 returnFalse;
5564
5565 // Create target properties
5566 // Support: Safari <=6 - 7 only
5567 // Target should not be a text node (#504, #13143)
5568 this.target = ( src.target && src.target.nodeType === 3 ) ?
5569 src.target.parentNode :
5570 src.target;
5571
5572 this.currentTarget = src.currentTarget;
5573 this.relatedTarget = src.relatedTarget;
5574
5575 // Event type
5576 } else {
5577 this.type = src;
5578 }
5579
5580 // Put explicitly provided properties onto the event object
5581 if ( props ) {
5582 jQuery.extend( this, props );
5583 }
5584
5585 // Create a timestamp if incoming event doesn't have one
5586 this.timeStamp = src && src.timeStamp || Date.now();
5587
5588 // Mark it as fixed
5589 this[ jQuery.expando ] = true;
5590};
5591
5592// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
5593// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
5594jQuery.Event.prototype = {
5595 constructor: jQuery.Event,
5596 isDefaultPrevented: returnFalse,
5597 isPropagationStopped: returnFalse,
5598 isImmediatePropagationStopped: returnFalse,
5599 isSimulated: false,
5600
5601 preventDefault: function() {
5602 var e = this.originalEvent;
5603
5604 this.isDefaultPrevented = returnTrue;
5605
5606 if ( e && !this.isSimulated ) {
5607 e.preventDefault();
5608 }
5609 },
5610 stopPropagation: function() {
5611 var e = this.originalEvent;
5612
5613 this.isPropagationStopped = returnTrue;
5614
5615 if ( e && !this.isSimulated ) {
5616 e.stopPropagation();
5617 }
5618 },
5619 stopImmediatePropagation: function() {
5620 var e = this.originalEvent;
5621
5622 this.isImmediatePropagationStopped = returnTrue;
5623
5624 if ( e && !this.isSimulated ) {
5625 e.stopImmediatePropagation();
5626 }
5627
5628 this.stopPropagation();
5629 }
5630};
5631
5632// Includes all common event props including KeyEvent and MouseEvent specific props
5633jQuery.each( {
5634 altKey: true,
5635 bubbles: true,
5636 cancelable: true,
5637 changedTouches: true,
5638 ctrlKey: true,
5639 detail: true,
5640 eventPhase: true,
5641 metaKey: true,
5642 pageX: true,
5643 pageY: true,
5644 shiftKey: true,
5645 view: true,
5646 "char": true,
5647 charCode: true,
5648 key: true,
5649 keyCode: true,
5650 button: true,
5651 buttons: true,
5652 clientX: true,
5653 clientY: true,
5654 offsetX: true,
5655 offsetY: true,
5656 pointerId: true,
5657 pointerType: true,
5658 screenX: true,
5659 screenY: true,
5660 targetTouches: true,
5661 toElement: true,
5662 touches: true,
5663
5664 which: function( event ) {
5665 var button = event.button;
5666
5667 // Add which for key events
5668 if ( event.which == null && rkeyEvent.test( event.type ) ) {
5669 return event.charCode != null ? event.charCode : event.keyCode;
5670 }
5671
5672 // Add which for click: 1 === left; 2 === middle; 3 === right
5673 if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
5674 if ( button & 1 ) {
5675 return 1;
5676 }
5677
5678 if ( button & 2 ) {
5679 return 3;
5680 }
5681
5682 if ( button & 4 ) {
5683 return 2;
5684 }
5685
5686 return 0;
5687 }
5688
5689 return event.which;
5690 }
5691}, jQuery.event.addProp );
5692
5693// Create mouseenter/leave events using mouseover/out and event-time checks
5694// so that event delegation works in jQuery.
5695// Do the same for pointerenter/pointerleave and pointerover/pointerout
5696//
5697// Support: Safari 7 only
5698// Safari sends mouseenter too often; see:
5699// https://bugs.chromium.org/p/chromium/issues/detail?id=470258
5700// for the description of the bug (it existed in older Chrome versions as well).
5701jQuery.each( {
5702 mouseenter: "mouseover",
5703 mouseleave: "mouseout",
5704 pointerenter: "pointerover",
5705 pointerleave: "pointerout"
5706}, function( orig, fix ) {
5707 jQuery.event.special[ orig ] = {
5708 delegateType: fix,
5709 bindType: fix,
5710
5711 handle: function( event ) {
5712 var ret,
5713 target = this,
5714 related = event.relatedTarget,
5715 handleObj = event.handleObj;
5716
5717 // For mouseenter/leave call the handler if related is outside the target.
5718 // NB: No relatedTarget if the mouse left/entered the browser window
5719 if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
5720 event.type = handleObj.origType;
5721 ret = handleObj.handler.apply( this, arguments );
5722 event.type = fix;
5723 }
5724 return ret;
5725 }
5726 };
5727} );
5728
5729jQuery.fn.extend( {
5730
5731 on: function( types, selector, data, fn ) {
5732 return on( this, types, selector, data, fn );
5733 },
5734 one: function( types, selector, data, fn ) {
5735 return on( this, types, selector, data, fn, 1 );
5736 },
5737 off: function( types, selector, fn ) {
5738 var handleObj, type;
5739 if ( types && types.preventDefault && types.handleObj ) {
5740
5741 // ( event ) dispatched jQuery.Event
5742 handleObj = types.handleObj;
5743 jQuery( types.delegateTarget ).off(
5744 handleObj.namespace ?
5745 handleObj.origType + "." + handleObj.namespace :
5746 handleObj.origType,
5747 handleObj.selector,
5748 handleObj.handler
5749 );
5750 return this;
5751 }
5752 if ( typeof types === "object" ) {
5753
5754 // ( types-object [, selector] )
5755 for ( type in types ) {
5756 this.off( type, selector, types[ type ] );
5757 }
5758 return this;
5759 }
5760 if ( selector === false || typeof selector === "function" ) {
5761
5762 // ( types [, fn] )
5763 fn = selector;
5764 selector = undefined;
5765 }
5766 if ( fn === false ) {
5767 fn = returnFalse;
5768 }
5769 return this.each( function() {
5770 jQuery.event.remove( this, types, fn, selector );
5771 } );
5772 }
5773} );
5774
5775
5776var
5777
5778 /* eslint-disable max-len */
5779
5780 // See https://github.com/eslint/eslint/issues/3229
5781 rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,
5782
5783 /* eslint-enable */
5784
5785 // Support: IE <=10 - 11, Edge 12 - 13 only
5786 // In IE/Edge using regex groups here causes severe slowdowns.
5787 // See https://connect.microsoft.com/IE/feedback/details/1736512/
5788 rnoInnerhtml = /<script|<style|<link/i,
5789
5790 // checked="checked" or checked
5791 rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5792 rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
5793
5794// Prefer a tbody over its parent table for containing new rows
5795function manipulationTarget( elem, content ) {
5796 if ( nodeName( elem, "table" ) &&
5797 nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
5798
5799 return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
5800 }
5801
5802 return elem;
5803}
5804
5805// Replace/restore the type attribute of script elements for safe DOM manipulation
5806function disableScript( elem ) {
5807 elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
5808 return elem;
5809}
5810function restoreScript( elem ) {
5811 if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
5812 elem.type = elem.type.slice( 5 );
5813 } else {
5814 elem.removeAttribute( "type" );
5815 }
5816
5817 return elem;
5818}
5819
5820function cloneCopyEvent( src, dest ) {
5821 var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
5822
5823 if ( dest.nodeType !== 1 ) {
5824 return;
5825 }
5826
5827 // 1. Copy private data: events, handlers, etc.
5828 if ( dataPriv.hasData( src ) ) {
5829 pdataOld = dataPriv.access( src );
5830 pdataCur = dataPriv.set( dest, pdataOld );
5831 events = pdataOld.events;
5832
5833 if ( events ) {
5834 delete pdataCur.handle;
5835 pdataCur.events = {};
5836
5837 for ( type in events ) {
5838 for ( i = 0, l = events[ type ].length; i < l; i++ ) {
5839 jQuery.event.add( dest, type, events[ type ][ i ] );
5840 }
5841 }
5842 }
5843 }
5844
5845 // 2. Copy user data
5846 if ( dataUser.hasData( src ) ) {
5847 udataOld = dataUser.access( src );
5848 udataCur = jQuery.extend( {}, udataOld );
5849
5850 dataUser.set( dest, udataCur );
5851 }
5852}
5853
5854// Fix IE bugs, see support tests
5855function fixInput( src, dest ) {
5856 var nodeName = dest.nodeName.toLowerCase();
5857
5858 // Fails to persist the checked state of a cloned checkbox or radio button.
5859 if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
5860 dest.checked = src.checked;
5861
5862 // Fails to return the selected option to the default selected state when cloning options
5863 } else if ( nodeName === "input" || nodeName === "textarea" ) {
5864 dest.defaultValue = src.defaultValue;
5865 }
5866}
5867
5868function domManip( collection, args, callback, ignored ) {
5869
5870 // Flatten any nested arrays
5871 args = concat.apply( [], args );
5872
5873 var fragment, first, scripts, hasScripts, node, doc,
5874 i = 0,
5875 l = collection.length,
5876 iNoClone = l - 1,
5877 value = args[ 0 ],
5878 valueIsFunction = isFunction( value );
5879
5880 // We can't cloneNode fragments that contain checked, in WebKit
5881 if ( valueIsFunction ||
5882 ( l > 1 && typeof value === "string" &&
5883 !support.checkClone && rchecked.test( value ) ) ) {
5884 return collection.each( function( index ) {
5885 var self = collection.eq( index );
5886 if ( valueIsFunction ) {
5887 args[ 0 ] = value.call( this, index, self.html() );
5888 }
5889 domManip( self, args, callback, ignored );
5890 } );
5891 }
5892
5893 if ( l ) {
5894 fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
5895 first = fragment.firstChild;
5896
5897 if ( fragment.childNodes.length === 1 ) {
5898 fragment = first;
5899 }
5900
5901 // Require either new content or an interest in ignored elements to invoke the callback
5902 if ( first || ignored ) {
5903 scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
5904 hasScripts = scripts.length;
5905
5906 // Use the original fragment for the last item
5907 // instead of the first because it can end up
5908 // being emptied incorrectly in certain situations (#8070).
5909 for ( ; i < l; i++ ) {
5910 node = fragment;
5911
5912 if ( i !== iNoClone ) {
5913 node = jQuery.clone( node, true, true );
5914
5915 // Keep references to cloned scripts for later restoration
5916 if ( hasScripts ) {
5917
5918 // Support: Android <=4.0 only, PhantomJS 1 only
5919 // push.apply(_, arraylike) throws on ancient WebKit
5920 jQuery.merge( scripts, getAll( node, "script" ) );
5921 }
5922 }
5923
5924 callback.call( collection[ i ], node, i );
5925 }
5926
5927 if ( hasScripts ) {
5928 doc = scripts[ scripts.length - 1 ].ownerDocument;
5929
5930 // Reenable scripts
5931 jQuery.map( scripts, restoreScript );
5932
5933 // Evaluate executable scripts on first document insertion
5934 for ( i = 0; i < hasScripts; i++ ) {
5935 node = scripts[ i ];
5936 if ( rscriptType.test( node.type || "" ) &&
5937 !dataPriv.access( node, "globalEval" ) &&
5938 jQuery.contains( doc, node ) ) {
5939
5940 if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) {
5941
5942 // Optional AJAX dependency, but won't run scripts if not present
5943 if ( jQuery._evalUrl ) {
5944 jQuery._evalUrl( node.src );
5945 }
5946 } else {
5947 DOMEval( node.textContent.replace( rcleanScript, "" ), doc, node );
5948 }
5949 }
5950 }
5951 }
5952 }
5953 }
5954
5955 return collection;
5956}
5957
5958function remove( elem, selector, keepData ) {
5959 var node,
5960 nodes = selector ? jQuery.filter( selector, elem ) : elem,
5961 i = 0;
5962
5963 for ( ; ( node = nodes[ i ] ) != null; i++ ) {
5964 if ( !keepData && node.nodeType === 1 ) {
5965 jQuery.cleanData( getAll( node ) );
5966 }
5967
5968 if ( node.parentNode ) {
5969 if ( keepData && jQuery.contains( node.ownerDocument, node ) ) {
5970 setGlobalEval( getAll( node, "script" ) );
5971 }
5972 node.parentNode.removeChild( node );
5973 }
5974 }
5975
5976 return elem;
5977}
5978
5979jQuery.extend( {
5980 htmlPrefilter: function( html ) {
5981 return html.replace( rxhtmlTag, "<$1></$2>" );
5982 },
5983
5984 clone: function( elem, dataAndEvents, deepDataAndEvents ) {
5985 var i, l, srcElements, destElements,
5986 clone = elem.cloneNode( true ),
5987 inPage = jQuery.contains( elem.ownerDocument, elem );
5988
5989 // Fix IE cloning issues
5990 if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
5991 !jQuery.isXMLDoc( elem ) ) {
5992
5993 // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2
5994 destElements = getAll( clone );
5995 srcElements = getAll( elem );
5996
5997 for ( i = 0, l = srcElements.length; i < l; i++ ) {
5998 fixInput( srcElements[ i ], destElements[ i ] );
5999 }
6000 }
6001
6002 // Copy the events from the original to the clone
6003 if ( dataAndEvents ) {
6004 if ( deepDataAndEvents ) {
6005 srcElements = srcElements || getAll( elem );
6006 destElements = destElements || getAll( clone );
6007
6008 for ( i = 0, l = srcElements.length; i < l; i++ ) {
6009 cloneCopyEvent( srcElements[ i ], destElements[ i ] );
6010 }
6011 } else {
6012 cloneCopyEvent( elem, clone );
6013 }
6014 }
6015
6016 // Preserve script evaluation history
6017 destElements = getAll( clone, "script" );
6018 if ( destElements.length > 0 ) {
6019 setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
6020 }
6021
6022 // Return the cloned set
6023 return clone;
6024 },
6025
6026 cleanData: function( elems ) {
6027 var data, elem, type,
6028 special = jQuery.event.special,
6029 i = 0;
6030
6031 for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
6032 if ( acceptData( elem ) ) {
6033 if ( ( data = elem[ dataPriv.expando ] ) ) {
6034 if ( data.events ) {
6035 for ( type in data.events ) {
6036 if ( special[ type ] ) {
6037 jQuery.event.remove( elem, type );
6038
6039 // This is a shortcut to avoid jQuery.event.remove's overhead
6040 } else {
6041 jQuery.removeEvent( elem, type, data.handle );
6042 }
6043 }
6044 }
6045
6046 // Support: Chrome <=35 - 45+
6047 // Assign undefined instead of using delete, see Data#remove
6048 elem[ dataPriv.expando ] = undefined;
6049 }
6050 if ( elem[ dataUser.expando ] ) {
6051
6052 // Support: Chrome <=35 - 45+
6053 // Assign undefined instead of using delete, see Data#remove
6054 elem[ dataUser.expando ] = undefined;
6055 }
6056 }
6057 }
6058 }
6059} );
6060
6061jQuery.fn.extend( {
6062 detach: function( selector ) {
6063 return remove( this, selector, true );
6064 },
6065
6066 remove: function( selector ) {
6067 return remove( this, selector );
6068 },
6069
6070 text: function( value ) {
6071 return access( this, function( value ) {
6072 return value === undefined ?
6073 jQuery.text( this ) :
6074 this.empty().each( function() {
6075 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6076 this.textContent = value;
6077 }
6078 } );
6079 }, null, value, arguments.length );
6080 },
6081
6082 append: function() {
6083 return domManip( this, arguments, function( elem ) {
6084 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6085 var target = manipulationTarget( this, elem );
6086 target.appendChild( elem );
6087 }
6088 } );
6089 },
6090
6091 prepend: function() {
6092 return domManip( this, arguments, function( elem ) {
6093 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
6094 var target = manipulationTarget( this, elem );
6095 target.insertBefore( elem, target.firstChild );
6096 }
6097 } );
6098 },
6099
6100 before: function() {
6101 return domManip( this, arguments, function( elem ) {
6102 if ( this.parentNode ) {
6103 this.parentNode.insertBefore( elem, this );
6104 }
6105 } );
6106 },
6107
6108 after: function() {
6109 return domManip( this, arguments, function( elem ) {
6110 if ( this.parentNode ) {
6111 this.parentNode.insertBefore( elem, this.nextSibling );
6112 }
6113 } );
6114 },
6115
6116 empty: function() {
6117 var elem,
6118 i = 0;
6119
6120 for ( ; ( elem = this[ i ] ) != null; i++ ) {
6121 if ( elem.nodeType === 1 ) {
6122
6123 // Prevent memory leaks
6124 jQuery.cleanData( getAll( elem, false ) );
6125
6126 // Remove any remaining nodes
6127 elem.textContent = "";
6128 }
6129 }
6130
6131 return this;
6132 },
6133
6134 clone: function( dataAndEvents, deepDataAndEvents ) {
6135 dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
6136 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
6137
6138 return this.map( function() {
6139 return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
6140 } );
6141 },
6142
6143 html: function( value ) {
6144 return access( this, function( value ) {
6145 var elem = this[ 0 ] || {},
6146 i = 0,
6147 l = this.length;
6148
6149 if ( value === undefined && elem.nodeType === 1 ) {
6150 return elem.innerHTML;
6151 }
6152
6153 // See if we can take a shortcut and just use innerHTML
6154 if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
6155 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
6156
6157 value = jQuery.htmlPrefilter( value );
6158
6159 try {
6160 for ( ; i < l; i++ ) {
6161 elem = this[ i ] || {};
6162
6163 // Remove element nodes and prevent memory leaks
6164 if ( elem.nodeType === 1 ) {
6165 jQuery.cleanData( getAll( elem, false ) );
6166 elem.innerHTML = value;
6167 }
6168 }
6169
6170 elem = 0;
6171
6172 // If using innerHTML throws an exception, use the fallback method
6173 } catch ( e ) {}
6174 }
6175
6176 if ( elem ) {
6177 this.empty().append( value );
6178 }
6179 }, null, value, arguments.length );
6180 },
6181
6182 replaceWith: function() {
6183 var ignored = [];
6184
6185 // Make the changes, replacing each non-ignored context element with the new content
6186 return domManip( this, arguments, function( elem ) {
6187 var parent = this.parentNode;
6188
6189 if ( jQuery.inArray( this, ignored ) < 0 ) {
6190 jQuery.cleanData( getAll( this ) );
6191 if ( parent ) {
6192 parent.replaceChild( elem, this );
6193 }
6194 }
6195
6196 // Force callback invocation
6197 }, ignored );
6198 }
6199} );
6200
6201jQuery.each( {
6202 appendTo: "append",
6203 prependTo: "prepend",
6204 insertBefore: "before",
6205 insertAfter: "after",
6206 replaceAll: "replaceWith"
6207}, function( name, original ) {
6208 jQuery.fn[ name ] = function( selector ) {
6209 var elems,
6210 ret = [],
6211 insert = jQuery( selector ),
6212 last = insert.length - 1,
6213 i = 0;
6214
6215 for ( ; i <= last; i++ ) {
6216 elems = i === last ? this : this.clone( true );
6217 jQuery( insert[ i ] )[ original ]( elems );
6218
6219 // Support: Android <=4.0 only, PhantomJS 1 only
6220 // .get() because push.apply(_, arraylike) throws on ancient WebKit
6221 push.apply( ret, elems.get() );
6222 }
6223
6224 return this.pushStack( ret );
6225 };
6226} );
6227var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
6228
6229var getStyles = function( elem ) {
6230
6231 // Support: IE <=11 only, Firefox <=30 (#15098, #14150)
6232 // IE throws on elements created in popups
6233 // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
6234 var view = elem.ownerDocument.defaultView;
6235
6236 if ( !view || !view.opener ) {
6237 view = window;
6238 }
6239
6240 return view.getComputedStyle( elem );
6241 };
6242
6243var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
6244
6245
6246
6247( function() {
6248
6249 // Executing both pixelPosition & boxSizingReliable tests require only one layout
6250 // so they're executed at the same time to save the second computation.
6251 function computeStyleTests() {
6252
6253 // This is a singleton, we need to execute it only once
6254 if ( !div ) {
6255 return;
6256 }
6257
6258 container.style.cssText = "position:absolute;left:-11111px;width:60px;" +
6259 "margin-top:1px;padding:0;border:0";
6260 div.style.cssText =
6261 "position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
6262 "margin:auto;border:1px;padding:1px;" +
6263 "width:60%;top:1%";
6264 documentElement.appendChild( container ).appendChild( div );
6265
6266 var divStyle = window.getComputedStyle( div );
6267 pixelPositionVal = divStyle.top !== "1%";
6268
6269 // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
6270 reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;
6271
6272 // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
6273 // Some styles come back with percentage values, even though they shouldn't
6274 div.style.right = "60%";
6275 pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;
6276
6277 // Support: IE 9 - 11 only
6278 // Detect misreporting of content dimensions for box-sizing:border-box elements
6279 boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;
6280
6281 // Support: IE 9 only
6282 // Detect overflow:scroll screwiness (gh-3699)
6283 div.style.position = "absolute";
6284 scrollboxSizeVal = div.offsetWidth === 36 || "absolute";
6285
6286 documentElement.removeChild( container );
6287
6288 // Nullify the div so it wouldn't be stored in the memory and
6289 // it will also be a sign that checks already performed
6290 div = null;
6291 }
6292
6293 function roundPixelMeasures( measure ) {
6294 return Math.round( parseFloat( measure ) );
6295 }
6296
6297 var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
6298 reliableMarginLeftVal,
6299 container = document.createElement( "div" ),
6300 div = document.createElement( "div" );
6301
6302 // Finish early in limited (non-browser) environments
6303 if ( !div.style ) {
6304 return;
6305 }
6306
6307 // Support: IE <=9 - 11 only
6308 // Style of cloned element affects source element cloned (#8908)
6309 div.style.backgroundClip = "content-box";
6310 div.cloneNode( true ).style.backgroundClip = "";
6311 support.clearCloneStyle = div.style.backgroundClip === "content-box";
6312
6313 jQuery.extend( support, {
6314 boxSizingReliable: function() {
6315 computeStyleTests();
6316 return boxSizingReliableVal;
6317 },
6318 pixelBoxStyles: function() {
6319 computeStyleTests();
6320 return pixelBoxStylesVal;
6321 },
6322 pixelPosition: function() {
6323 computeStyleTests();
6324 return pixelPositionVal;
6325 },
6326 reliableMarginLeft: function() {
6327 computeStyleTests();
6328 return reliableMarginLeftVal;
6329 },
6330 scrollboxSize: function() {
6331 computeStyleTests();
6332 return scrollboxSizeVal;
6333 }
6334 } );
6335} )();
6336
6337
6338function curCSS( elem, name, computed ) {
6339 var width, minWidth, maxWidth, ret,
6340
6341 // Support: Firefox 51+
6342 // Retrieving style before computed somehow
6343 // fixes an issue with getting wrong values
6344 // on detached elements
6345 style = elem.style;
6346
6347 computed = computed || getStyles( elem );
6348
6349 // getPropertyValue is needed for:
6350 // .css('filter') (IE 9 only, #12537)
6351 // .css('--customProperty) (#3144)
6352 if ( computed ) {
6353 ret = computed.getPropertyValue( name ) || computed[ name ];
6354
6355 if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
6356 ret = jQuery.style( elem, name );
6357 }
6358
6359 // A tribute to the "awesome hack by Dean Edwards"
6360 // Android Browser returns percentage for some values,
6361 // but width seems to be reliably pixels.
6362 // This is against the CSSOM draft spec:
6363 // https://drafts.csswg.org/cssom/#resolved-values
6364 if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {
6365
6366 // Remember the original values
6367 width = style.width;
6368 minWidth = style.minWidth;
6369 maxWidth = style.maxWidth;
6370
6371 // Put in the new values to get a computed value out
6372 style.minWidth = style.maxWidth = style.width = ret;
6373 ret = computed.width;
6374
6375 // Revert the changed values
6376 style.width = width;
6377 style.minWidth = minWidth;
6378 style.maxWidth = maxWidth;
6379 }
6380 }
6381
6382 return ret !== undefined ?
6383
6384 // Support: IE <=9 - 11 only
6385 // IE returns zIndex value as an integer.
6386 ret + "" :
6387 ret;
6388}
6389
6390
6391function addGetHookIf( conditionFn, hookFn ) {
6392
6393 // Define the hook, we'll check on the first run if it's really needed.
6394 return {
6395 get: function() {
6396 if ( conditionFn() ) {
6397
6398 // Hook not needed (or it's not possible to use it due
6399 // to missing dependency), remove it.
6400 delete this.get;
6401 return;
6402 }
6403
6404 // Hook needed; redefine it so that the support test is not executed again.
6405 return ( this.get = hookFn ).apply( this, arguments );
6406 }
6407 };
6408}
6409
6410
6411var
6412
6413 // Swappable if display is none or starts with table
6414 // except "table", "table-cell", or "table-caption"
6415 // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6416 rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6417 rcustomProp = /^--/,
6418 cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6419 cssNormalTransform = {
6420 letterSpacing: "0",
6421 fontWeight: "400"
6422 },
6423
6424 cssPrefixes = [ "Webkit", "Moz", "ms" ],
6425 emptyStyle = document.createElement( "div" ).style;
6426
6427// Return a css property mapped to a potentially vendor prefixed property
6428function vendorPropName( name ) {
6429
6430 // Shortcut for names that are not vendor prefixed
6431 if ( name in emptyStyle ) {
6432 return name;
6433 }
6434
6435 // Check for vendor prefixed names
6436 var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
6437 i = cssPrefixes.length;
6438
6439 while ( i-- ) {
6440 name = cssPrefixes[ i ] + capName;
6441 if ( name in emptyStyle ) {
6442 return name;
6443 }
6444 }
6445}
6446
6447// Return a property mapped along what jQuery.cssProps suggests or to
6448// a vendor prefixed property.
6449function finalPropName( name ) {
6450 var ret = jQuery.cssProps[ name ];
6451 if ( !ret ) {
6452 ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
6453 }
6454 return ret;
6455}
6456
6457function setPositiveNumber( elem, value, subtract ) {
6458
6459 // Any relative (+/-) values have already been
6460 // normalized at this point
6461 var matches = rcssNum.exec( value );
6462 return matches ?
6463
6464 // Guard against undefined "subtract", e.g., when used as in cssHooks
6465 Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
6466 value;
6467}
6468
6469function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
6470 var i = dimension === "width" ? 1 : 0,
6471 extra = 0,
6472 delta = 0;
6473
6474 // Adjustment may not be necessary
6475 if ( box === ( isBorderBox ? "border" : "content" ) ) {
6476 return 0;
6477 }
6478
6479 for ( ; i < 4; i += 2 ) {
6480
6481 // Both box models exclude margin
6482 if ( box === "margin" ) {
6483 delta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
6484 }
6485
6486 // If we get here with a content-box, we're seeking "padding" or "border" or "margin"
6487 if ( !isBorderBox ) {
6488
6489 // Add padding
6490 delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6491
6492 // For "border" or "margin", add border
6493 if ( box !== "padding" ) {
6494 delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6495
6496 // But still keep track of it otherwise
6497 } else {
6498 extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6499 }
6500
6501 // If we get here with a border-box (content + padding + border), we're seeking "content" or
6502 // "padding" or "margin"
6503 } else {
6504
6505 // For "content", subtract padding
6506 if ( box === "content" ) {
6507 delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6508 }
6509
6510 // For "content" or "padding", subtract border
6511 if ( box !== "margin" ) {
6512 delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6513 }
6514 }
6515 }
6516
6517 // Account for positive content-box scroll gutter when requested by providing computedVal
6518 if ( !isBorderBox && computedVal >= 0 ) {
6519
6520 // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
6521 // Assuming integer scroll gutter, subtract the rest and round down
6522 delta += Math.max( 0, Math.ceil(
6523 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
6524 computedVal -
6525 delta -
6526 extra -
6527 0.5
6528 ) );
6529 }
6530
6531 return delta;
6532}
6533
6534function getWidthOrHeight( elem, dimension, extra ) {
6535
6536 // Start with computed style
6537 var styles = getStyles( elem ),
6538 val = curCSS( elem, dimension, styles ),
6539 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6540 valueIsBorderBox = isBorderBox;
6541
6542 // Support: Firefox <=54
6543 // Return a confounding non-pixel value or feign ignorance, as appropriate.
6544 if ( rnumnonpx.test( val ) ) {
6545 if ( !extra ) {
6546 return val;
6547 }
6548 val = "auto";
6549 }
6550
6551 // Check for style in case a browser which returns unreliable values
6552 // for getComputedStyle silently falls back to the reliable elem.style
6553 valueIsBorderBox = valueIsBorderBox &&
6554 ( support.boxSizingReliable() || val === elem.style[ dimension ] );
6555
6556 // Fall back to offsetWidth/offsetHeight when value is "auto"
6557 // This happens for inline elements with no explicit setting (gh-3571)
6558 // Support: Android <=4.1 - 4.3 only
6559 // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
6560 if ( val === "auto" ||
6561 !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) {
6562
6563 val = elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ];
6564
6565 // offsetWidth/offsetHeight provide border-box values
6566 valueIsBorderBox = true;
6567 }
6568
6569 // Normalize "" and auto
6570 val = parseFloat( val ) || 0;
6571
6572 // Adjust for the element's box model
6573 return ( val +
6574 boxModelAdjustment(
6575 elem,
6576 dimension,
6577 extra || ( isBorderBox ? "border" : "content" ),
6578 valueIsBorderBox,
6579 styles,
6580
6581 // Provide the current computed size to request scroll gutter calculation (gh-3589)
6582 val
6583 )
6584 ) + "px";
6585}
6586
6587jQuery.extend( {
6588
6589 // Add in style property hooks for overriding the default
6590 // behavior of getting and setting a style property
6591 cssHooks: {
6592 opacity: {
6593 get: function( elem, computed ) {
6594 if ( computed ) {
6595
6596 // We should always get a number back from opacity
6597 var ret = curCSS( elem, "opacity" );
6598 return ret === "" ? "1" : ret;
6599 }
6600 }
6601 }
6602 },
6603
6604 // Don't automatically add "px" to these possibly-unitless properties
6605 cssNumber: {
6606 "animationIterationCount": true,
6607 "columnCount": true,
6608 "fillOpacity": true,
6609 "flexGrow": true,
6610 "flexShrink": true,
6611 "fontWeight": true,
6612 "lineHeight": true,
6613 "opacity": true,
6614 "order": true,
6615 "orphans": true,
6616 "widows": true,
6617 "zIndex": true,
6618 "zoom": true
6619 },
6620
6621 // Add in properties whose names you wish to fix before
6622 // setting or getting the value
6623 cssProps: {},
6624
6625 // Get and set the style property on a DOM Node
6626 style: function( elem, name, value, extra ) {
6627
6628 // Don't set styles on text and comment nodes
6629 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6630 return;
6631 }
6632
6633 // Make sure that we're working with the right name
6634 var ret, type, hooks,
6635 origName = camelCase( name ),
6636 isCustomProp = rcustomProp.test( name ),
6637 style = elem.style;
6638
6639 // Make sure that we're working with the right name. We don't
6640 // want to query the value if it is a CSS custom property
6641 // since they are user-defined.
6642 if ( !isCustomProp ) {
6643 name = finalPropName( origName );
6644 }
6645
6646 // Gets hook for the prefixed version, then unprefixed version
6647 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6648
6649 // Check if we're setting a value
6650 if ( value !== undefined ) {
6651 type = typeof value;
6652
6653 // Convert "+=" or "-=" to relative numbers (#7345)
6654 if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
6655 value = adjustCSS( elem, name, ret );
6656
6657 // Fixes bug #9237
6658 type = "number";
6659 }
6660
6661 // Make sure that null and NaN values aren't set (#7116)
6662 if ( value == null || value !== value ) {
6663 return;
6664 }
6665
6666 // If a number was passed in, add the unit (except for certain CSS properties)
6667 if ( type === "number" ) {
6668 value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
6669 }
6670
6671 // background-* props affect original clone's values
6672 if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
6673 style[ name ] = "inherit";
6674 }
6675
6676 // If a hook was provided, use that value, otherwise just set the specified value
6677 if ( !hooks || !( "set" in hooks ) ||
6678 ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
6679
6680 if ( isCustomProp ) {
6681 style.setProperty( name, value );
6682 } else {
6683 style[ name ] = value;
6684 }
6685 }
6686
6687 } else {
6688
6689 // If a hook was provided get the non-computed value from there
6690 if ( hooks && "get" in hooks &&
6691 ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
6692
6693 return ret;
6694 }
6695
6696 // Otherwise just get the value from the style object
6697 return style[ name ];
6698 }
6699 },
6700
6701 css: function( elem, name, extra, styles ) {
6702 var val, num, hooks,
6703 origName = camelCase( name ),
6704 isCustomProp = rcustomProp.test( name );
6705
6706 // Make sure that we're working with the right name. We don't
6707 // want to modify the value if it is a CSS custom property
6708 // since they are user-defined.
6709 if ( !isCustomProp ) {
6710 name = finalPropName( origName );
6711 }
6712
6713 // Try prefixed name followed by the unprefixed name
6714 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6715
6716 // If a hook was provided get the computed value from there
6717 if ( hooks && "get" in hooks ) {
6718 val = hooks.get( elem, true, extra );
6719 }
6720
6721 // Otherwise, if a way to get the computed value exists, use that
6722 if ( val === undefined ) {
6723 val = curCSS( elem, name, styles );
6724 }
6725
6726 // Convert "normal" to computed value
6727 if ( val === "normal" && name in cssNormalTransform ) {
6728 val = cssNormalTransform[ name ];
6729 }
6730
6731 // Make numeric if forced or a qualifier was provided and val looks numeric
6732 if ( extra === "" || extra ) {
6733 num = parseFloat( val );
6734 return extra === true || isFinite( num ) ? num || 0 : val;
6735 }
6736
6737 return val;
6738 }
6739} );
6740
6741jQuery.each( [ "height", "width" ], function( i, dimension ) {
6742 jQuery.cssHooks[ dimension ] = {
6743 get: function( elem, computed, extra ) {
6744 if ( computed ) {
6745
6746 // Certain elements can have dimension info if we invisibly show them
6747 // but it must have a current display style that would benefit
6748 return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
6749
6750 // Support: Safari 8+
6751 // Table columns in Safari have non-zero offsetWidth & zero
6752 // getBoundingClientRect().width unless display is changed.
6753 // Support: IE <=11 only
6754 // Running getBoundingClientRect on a disconnected node
6755 // in IE throws an error.
6756 ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
6757 swap( elem, cssShow, function() {
6758 return getWidthOrHeight( elem, dimension, extra );
6759 } ) :
6760 getWidthOrHeight( elem, dimension, extra );
6761 }
6762 },
6763
6764 set: function( elem, value, extra ) {
6765 var matches,
6766 styles = getStyles( elem ),
6767 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6768 subtract = extra && boxModelAdjustment(
6769 elem,
6770 dimension,
6771 extra,
6772 isBorderBox,
6773 styles
6774 );
6775
6776 // Account for unreliable border-box dimensions by comparing offset* to computed and
6777 // faking a content-box to get border and padding (gh-3699)
6778 if ( isBorderBox && support.scrollboxSize() === styles.position ) {
6779 subtract -= Math.ceil(
6780 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
6781 parseFloat( styles[ dimension ] ) -
6782 boxModelAdjustment( elem, dimension, "border", false, styles ) -
6783 0.5
6784 );
6785 }
6786
6787 // Convert to pixels if value adjustment is needed
6788 if ( subtract && ( matches = rcssNum.exec( value ) ) &&
6789 ( matches[ 3 ] || "px" ) !== "px" ) {
6790
6791 elem.style[ dimension ] = value;
6792 value = jQuery.css( elem, dimension );
6793 }
6794
6795 return setPositiveNumber( elem, value, subtract );
6796 }
6797 };
6798} );
6799
6800jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
6801 function( elem, computed ) {
6802 if ( computed ) {
6803 return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
6804 elem.getBoundingClientRect().left -
6805 swap( elem, { marginLeft: 0 }, function() {
6806 return elem.getBoundingClientRect().left;
6807 } )
6808 ) + "px";
6809 }
6810 }
6811);
6812
6813// These hooks are used by animate to expand properties
6814jQuery.each( {
6815 margin: "",
6816 padding: "",
6817 border: "Width"
6818}, function( prefix, suffix ) {
6819 jQuery.cssHooks[ prefix + suffix ] = {
6820 expand: function( value ) {
6821 var i = 0,
6822 expanded = {},
6823
6824 // Assumes a single number if not a string
6825 parts = typeof value === "string" ? value.split( " " ) : [ value ];
6826
6827 for ( ; i < 4; i++ ) {
6828 expanded[ prefix + cssExpand[ i ] + suffix ] =
6829 parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
6830 }
6831
6832 return expanded;
6833 }
6834 };
6835
6836 if ( prefix !== "margin" ) {
6837 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
6838 }
6839} );
6840
6841jQuery.fn.extend( {
6842 css: function( name, value ) {
6843 return access( this, function( elem, name, value ) {
6844 var styles, len,
6845 map = {},
6846 i = 0;
6847
6848 if ( Array.isArray( name ) ) {
6849 styles = getStyles( elem );
6850 len = name.length;
6851
6852 for ( ; i < len; i++ ) {
6853 map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6854 }
6855
6856 return map;
6857 }
6858
6859 return value !== undefined ?
6860 jQuery.style( elem, name, value ) :
6861 jQuery.css( elem, name );
6862 }, name, value, arguments.length > 1 );
6863 }
6864} );
6865
6866
6867function Tween( elem, options, prop, end, easing ) {
6868 return new Tween.prototype.init( elem, options, prop, end, easing );
6869}
6870jQuery.Tween = Tween;
6871
6872Tween.prototype = {
6873 constructor: Tween,
6874 init: function( elem, options, prop, end, easing, unit ) {
6875 this.elem = elem;
6876 this.prop = prop;
6877 this.easing = easing || jQuery.easing._default;
6878 this.options = options;
6879 this.start = this.now = this.cur();
6880 this.end = end;
6881 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
6882 },
6883 cur: function() {
6884 var hooks = Tween.propHooks[ this.prop ];
6885
6886 return hooks && hooks.get ?
6887 hooks.get( this ) :
6888 Tween.propHooks._default.get( this );
6889 },
6890 run: function( percent ) {
6891 var eased,
6892 hooks = Tween.propHooks[ this.prop ];
6893
6894 if ( this.options.duration ) {
6895 this.pos = eased = jQuery.easing[ this.easing ](
6896 percent, this.options.duration * percent, 0, 1, this.options.duration
6897 );
6898 } else {
6899 this.pos = eased = percent;
6900 }
6901 this.now = ( this.end - this.start ) * eased + this.start;
6902
6903 if ( this.options.step ) {
6904 this.options.step.call( this.elem, this.now, this );
6905 }
6906
6907 if ( hooks && hooks.set ) {
6908 hooks.set( this );
6909 } else {
6910 Tween.propHooks._default.set( this );
6911 }
6912 return this;
6913 }
6914};
6915
6916Tween.prototype.init.prototype = Tween.prototype;
6917
6918Tween.propHooks = {
6919 _default: {
6920 get: function( tween ) {
6921 var result;
6922
6923 // Use a property on the element directly when it is not a DOM element,
6924 // or when there is no matching style property that exists.
6925 if ( tween.elem.nodeType !== 1 ||
6926 tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
6927 return tween.elem[ tween.prop ];
6928 }
6929
6930 // Passing an empty string as a 3rd parameter to .css will automatically
6931 // attempt a parseFloat and fallback to a string if the parse fails.
6932 // Simple values such as "10px" are parsed to Float;
6933 // complex values such as "rotate(1rad)" are returned as-is.
6934 result = jQuery.css( tween.elem, tween.prop, "" );
6935
6936 // Empty strings, null, undefined and "auto" are converted to 0.
6937 return !result || result === "auto" ? 0 : result;
6938 },
6939 set: function( tween ) {
6940
6941 // Use step hook for back compat.
6942 // Use cssHook if its there.
6943 // Use .style if available and use plain properties where available.
6944 if ( jQuery.fx.step[ tween.prop ] ) {
6945 jQuery.fx.step[ tween.prop ]( tween );
6946 } else if ( tween.elem.nodeType === 1 &&
6947 ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null ||
6948 jQuery.cssHooks[ tween.prop ] ) ) {
6949 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
6950 } else {
6951 tween.elem[ tween.prop ] = tween.now;
6952 }
6953 }
6954 }
6955};
6956
6957// Support: IE <=9 only
6958// Panic based approach to setting things on disconnected nodes
6959Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
6960 set: function( tween ) {
6961 if ( tween.elem.nodeType && tween.elem.parentNode ) {
6962 tween.elem[ tween.prop ] = tween.now;
6963 }
6964 }
6965};
6966
6967jQuery.easing = {
6968 linear: function( p ) {
6969 return p;
6970 },
6971 swing: function( p ) {
6972 return 0.5 - Math.cos( p * Math.PI ) / 2;
6973 },
6974 _default: "swing"
6975};
6976
6977jQuery.fx = Tween.prototype.init;
6978
6979// Back compat <1.8 extension point
6980jQuery.fx.step = {};
6981
6982
6983
6984
6985var
6986 fxNow, inProgress,
6987 rfxtypes = /^(?:toggle|show|hide)$/,
6988 rrun = /queueHooks$/;
6989
6990function schedule() {
6991 if ( inProgress ) {
6992 if ( document.hidden === false && window.requestAnimationFrame ) {
6993 window.requestAnimationFrame( schedule );
6994 } else {
6995 window.setTimeout( schedule, jQuery.fx.interval );
6996 }
6997
6998 jQuery.fx.tick();
6999 }
7000}
7001
7002// Animations created synchronously will run synchronously
7003function createFxNow() {
7004 window.setTimeout( function() {
7005 fxNow = undefined;
7006 } );
7007 return ( fxNow = Date.now() );
7008}
7009
7010// Generate parameters to create a standard animation
7011function genFx( type, includeWidth ) {
7012 var which,
7013 i = 0,
7014 attrs = { height: type };
7015
7016 // If we include width, step value is 1 to do all cssExpand values,
7017 // otherwise step value is 2 to skip over Left and Right
7018 includeWidth = includeWidth ? 1 : 0;
7019 for ( ; i < 4; i += 2 - includeWidth ) {
7020 which = cssExpand[ i ];
7021 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
7022 }
7023
7024 if ( includeWidth ) {
7025 attrs.opacity = attrs.width = type;
7026 }
7027
7028 return attrs;
7029}
7030
7031function createTween( value, prop, animation ) {
7032 var tween,
7033 collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
7034 index = 0,
7035 length = collection.length;
7036 for ( ; index < length; index++ ) {
7037 if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
7038
7039 // We're done with this property
7040 return tween;
7041 }
7042 }
7043}
7044
7045function defaultPrefilter( elem, props, opts ) {
7046 var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display,
7047 isBox = "width" in props || "height" in props,
7048 anim = this,
7049 orig = {},
7050 style = elem.style,
7051 hidden = elem.nodeType && isHiddenWithinTree( elem ),
7052 dataShow = dataPriv.get( elem, "fxshow" );
7053
7054 // Queue-skipping animations hijack the fx hooks
7055 if ( !opts.queue ) {
7056 hooks = jQuery._queueHooks( elem, "fx" );
7057 if ( hooks.unqueued == null ) {
7058 hooks.unqueued = 0;
7059 oldfire = hooks.empty.fire;
7060 hooks.empty.fire = function() {
7061 if ( !hooks.unqueued ) {
7062 oldfire();
7063 }
7064 };
7065 }
7066 hooks.unqueued++;
7067
7068 anim.always( function() {
7069
7070 // Ensure the complete handler is called before this completes
7071 anim.always( function() {
7072 hooks.unqueued--;
7073 if ( !jQuery.queue( elem, "fx" ).length ) {
7074 hooks.empty.fire();
7075 }
7076 } );
7077 } );
7078 }
7079
7080 // Detect show/hide animations
7081 for ( prop in props ) {
7082 value = props[ prop ];
7083 if ( rfxtypes.test( value ) ) {
7084 delete props[ prop ];
7085 toggle = toggle || value === "toggle";
7086 if ( value === ( hidden ? "hide" : "show" ) ) {
7087
7088 // Pretend to be hidden if this is a "show" and
7089 // there is still data from a stopped show/hide
7090 if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
7091 hidden = true;
7092
7093 // Ignore all other no-op show/hide data
7094 } else {
7095 continue;
7096 }
7097 }
7098 orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
7099 }
7100 }
7101
7102 // Bail out if this is a no-op like .hide().hide()
7103 propTween = !jQuery.isEmptyObject( props );
7104 if ( !propTween && jQuery.isEmptyObject( orig ) ) {
7105 return;
7106 }
7107
7108 // Restrict "overflow" and "display" styles during box animations
7109 if ( isBox && elem.nodeType === 1 ) {
7110
7111 // Support: IE <=9 - 11, Edge 12 - 15
7112 // Record all 3 overflow attributes because IE does not infer the shorthand
7113 // from identically-valued overflowX and overflowY and Edge just mirrors
7114 // the overflowX value there.
7115 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
7116
7117 // Identify a display type, preferring old show/hide data over the CSS cascade
7118 restoreDisplay = dataShow && dataShow.display;
7119 if ( restoreDisplay == null ) {
7120 restoreDisplay = dataPriv.get( elem, "display" );
7121 }
7122 display = jQuery.css( elem, "display" );
7123 if ( display === "none" ) {
7124 if ( restoreDisplay ) {
7125 display = restoreDisplay;
7126 } else {
7127
7128 // Get nonempty value(s) by temporarily forcing visibility
7129 showHide( [ elem ], true );
7130 restoreDisplay = elem.style.display || restoreDisplay;
7131 display = jQuery.css( elem, "display" );
7132 showHide( [ elem ] );
7133 }
7134 }
7135
7136 // Animate inline elements as inline-block
7137 if ( display === "inline" || display === "inline-block" && restoreDisplay != null ) {
7138 if ( jQuery.css( elem, "float" ) === "none" ) {
7139
7140 // Restore the original display value at the end of pure show/hide animations
7141 if ( !propTween ) {
7142 anim.done( function() {
7143 style.display = restoreDisplay;
7144 } );
7145 if ( restoreDisplay == null ) {
7146 display = style.display;
7147 restoreDisplay = display === "none" ? "" : display;
7148 }
7149 }
7150 style.display = "inline-block";
7151 }
7152 }
7153 }
7154
7155 if ( opts.overflow ) {
7156 style.overflow = "hidden";
7157 anim.always( function() {
7158 style.overflow = opts.overflow[ 0 ];
7159 style.overflowX = opts.overflow[ 1 ];
7160 style.overflowY = opts.overflow[ 2 ];
7161 } );
7162 }
7163
7164 // Implement show/hide animations
7165 propTween = false;
7166 for ( prop in orig ) {
7167
7168 // General show/hide setup for this element animation
7169 if ( !propTween ) {
7170 if ( dataShow ) {
7171 if ( "hidden" in dataShow ) {
7172 hidden = dataShow.hidden;
7173 }
7174 } else {
7175 dataShow = dataPriv.access( elem, "fxshow", { display: restoreDisplay } );
7176 }
7177
7178 // Store hidden/visible for toggle so `.stop().toggle()` "reverses"
7179 if ( toggle ) {
7180 dataShow.hidden = !hidden;
7181 }
7182
7183 // Show elements before animating them
7184 if ( hidden ) {
7185 showHide( [ elem ], true );
7186 }
7187
7188 /* eslint-disable no-loop-func */
7189
7190 anim.done( function() {
7191
7192 /* eslint-enable no-loop-func */
7193
7194 // The final step of a "hide" animation is actually hiding the element
7195 if ( !hidden ) {
7196 showHide( [ elem ] );
7197 }
7198 dataPriv.remove( elem, "fxshow" );
7199 for ( prop in orig ) {
7200 jQuery.style( elem, prop, orig[ prop ] );
7201 }
7202 } );
7203 }
7204
7205 // Per-property setup
7206 propTween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
7207 if ( !( prop in dataShow ) ) {
7208 dataShow[ prop ] = propTween.start;
7209 if ( hidden ) {
7210 propTween.end = propTween.start;
7211 propTween.start = 0;
7212 }
7213 }
7214 }
7215}
7216
7217function propFilter( props, specialEasing ) {
7218 var index, name, easing, value, hooks;
7219
7220 // camelCase, specialEasing and expand cssHook pass
7221 for ( index in props ) {
7222 name = camelCase( index );
7223 easing = specialEasing[ name ];
7224 value = props[ index ];
7225 if ( Array.isArray( value ) ) {
7226 easing = value[ 1 ];
7227 value = props[ index ] = value[ 0 ];
7228 }
7229
7230 if ( index !== name ) {
7231 props[ name ] = value;
7232 delete props[ index ];
7233 }
7234
7235 hooks = jQuery.cssHooks[ name ];
7236 if ( hooks && "expand" in hooks ) {
7237 value = hooks.expand( value );
7238 delete props[ name ];
7239
7240 // Not quite $.extend, this won't overwrite existing keys.
7241 // Reusing 'index' because we have the correct "name"
7242 for ( index in value ) {
7243 if ( !( index in props ) ) {
7244 props[ index ] = value[ index ];
7245 specialEasing[ index ] = easing;
7246 }
7247 }
7248 } else {
7249 specialEasing[ name ] = easing;
7250 }
7251 }
7252}
7253
7254function Animation( elem, properties, options ) {
7255 var result,
7256 stopped,
7257 index = 0,
7258 length = Animation.prefilters.length,
7259 deferred = jQuery.Deferred().always( function() {
7260
7261 // Don't match elem in the :animated selector
7262 delete tick.elem;
7263 } ),
7264 tick = function() {
7265 if ( stopped ) {
7266 return false;
7267 }
7268 var currentTime = fxNow || createFxNow(),
7269 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
7270
7271 // Support: Android 2.3 only
7272 // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
7273 temp = remaining / animation.duration || 0,
7274 percent = 1 - temp,
7275 index = 0,
7276 length = animation.tweens.length;
7277
7278 for ( ; index < length; index++ ) {
7279 animation.tweens[ index ].run( percent );
7280 }
7281
7282 deferred.notifyWith( elem, [ animation, percent, remaining ] );
7283
7284 // If there's more to do, yield
7285 if ( percent < 1 && length ) {
7286 return remaining;
7287 }
7288
7289 // If this was an empty animation, synthesize a final progress notification
7290 if ( !length ) {
7291 deferred.notifyWith( elem, [ animation, 1, 0 ] );
7292 }
7293
7294 // Resolve the animation and report its conclusion
7295 deferred.resolveWith( elem, [ animation ] );
7296 return false;
7297 },
7298 animation = deferred.promise( {
7299 elem: elem,
7300 props: jQuery.extend( {}, properties ),
7301 opts: jQuery.extend( true, {
7302 specialEasing: {},
7303 easing: jQuery.easing._default
7304 }, options ),
7305 originalProperties: properties,
7306 originalOptions: options,
7307 startTime: fxNow || createFxNow(),
7308 duration: options.duration,
7309 tweens: [],
7310 createTween: function( prop, end ) {
7311 var tween = jQuery.Tween( elem, animation.opts, prop, end,
7312 animation.opts.specialEasing[ prop ] || animation.opts.easing );
7313 animation.tweens.push( tween );
7314 return tween;
7315 },
7316 stop: function( gotoEnd ) {
7317 var index = 0,
7318
7319 // If we are going to the end, we want to run all the tweens
7320 // otherwise we skip this part
7321 length = gotoEnd ? animation.tweens.length : 0;
7322 if ( stopped ) {
7323 return this;
7324 }
7325 stopped = true;
7326 for ( ; index < length; index++ ) {
7327 animation.tweens[ index ].run( 1 );
7328 }
7329
7330 // Resolve when we played the last frame; otherwise, reject
7331 if ( gotoEnd ) {
7332 deferred.notifyWith( elem, [ animation, 1, 0 ] );
7333 deferred.resolveWith( elem, [ animation, gotoEnd ] );
7334 } else {
7335 deferred.rejectWith( elem, [ animation, gotoEnd ] );
7336 }
7337 return this;
7338 }
7339 } ),
7340 props = animation.props;
7341
7342 propFilter( props, animation.opts.specialEasing );
7343
7344 for ( ; index < length; index++ ) {
7345 result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
7346 if ( result ) {
7347 if ( isFunction( result.stop ) ) {
7348 jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
7349 result.stop.bind( result );
7350 }
7351 return result;
7352 }
7353 }
7354
7355 jQuery.map( props, createTween, animation );
7356
7357 if ( isFunction( animation.opts.start ) ) {
7358 animation.opts.start.call( elem, animation );
7359 }
7360
7361 // Attach callbacks from options
7362 animation
7363 .progress( animation.opts.progress )
7364 .done( animation.opts.done, animation.opts.complete )
7365 .fail( animation.opts.fail )
7366 .always( animation.opts.always );
7367
7368 jQuery.fx.timer(
7369 jQuery.extend( tick, {
7370 elem: elem,
7371 anim: animation,
7372 queue: animation.opts.queue
7373 } )
7374 );
7375
7376 return animation;
7377}
7378
7379jQuery.Animation = jQuery.extend( Animation, {
7380
7381 tweeners: {
7382 "*": [ function( prop, value ) {
7383 var tween = this.createTween( prop, value );
7384 adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
7385 return tween;
7386 } ]
7387 },
7388
7389 tweener: function( props, callback ) {
7390 if ( isFunction( props ) ) {
7391 callback = props;
7392 props = [ "*" ];
7393 } else {
7394 props = props.match( rnothtmlwhite );
7395 }
7396
7397 var prop,
7398 index = 0,
7399 length = props.length;
7400
7401 for ( ; index < length; index++ ) {
7402 prop = props[ index ];
7403 Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
7404 Animation.tweeners[ prop ].unshift( callback );
7405 }
7406 },
7407
7408 prefilters: [ defaultPrefilter ],
7409
7410 prefilter: function( callback, prepend ) {
7411 if ( prepend ) {
7412 Animation.prefilters.unshift( callback );
7413 } else {
7414 Animation.prefilters.push( callback );
7415 }
7416 }
7417} );
7418
7419jQuery.speed = function( speed, easing, fn ) {
7420 var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
7421 complete: fn || !fn && easing ||
7422 isFunction( speed ) && speed,
7423 duration: speed,
7424 easing: fn && easing || easing && !isFunction( easing ) && easing
7425 };
7426
7427 // Go to the end state if fx are off
7428 if ( jQuery.fx.off ) {
7429 opt.duration = 0;
7430
7431 } else {
7432 if ( typeof opt.duration !== "number" ) {
7433 if ( opt.duration in jQuery.fx.speeds ) {
7434 opt.duration = jQuery.fx.speeds[ opt.duration ];
7435
7436 } else {
7437 opt.duration = jQuery.fx.speeds._default;
7438 }
7439 }
7440 }
7441
7442 // Normalize opt.queue - true/undefined/null -> "fx"
7443 if ( opt.queue == null || opt.queue === true ) {
7444 opt.queue = "fx";
7445 }
7446
7447 // Queueing
7448 opt.old = opt.complete;
7449
7450 opt.complete = function() {
7451 if ( isFunction( opt.old ) ) {
7452 opt.old.call( this );
7453 }
7454
7455 if ( opt.queue ) {
7456 jQuery.dequeue( this, opt.queue );
7457 }
7458 };
7459
7460 return opt;
7461};
7462
7463jQuery.fn.extend( {
7464 fadeTo: function( speed, to, easing, callback ) {
7465
7466 // Show any hidden elements after setting opacity to 0
7467 return this.filter( isHiddenWithinTree ).css( "opacity", 0 ).show()
7468
7469 // Animate to the value specified
7470 .end().animate( { opacity: to }, speed, easing, callback );
7471 },
7472 animate: function( prop, speed, easing, callback ) {
7473 var empty = jQuery.isEmptyObject( prop ),
7474 optall = jQuery.speed( speed, easing, callback ),
7475 doAnimation = function() {
7476
7477 // Operate on a copy of prop so per-property easing won't be lost
7478 var anim = Animation( this, jQuery.extend( {}, prop ), optall );
7479
7480 // Empty animations, or finishing resolves immediately
7481 if ( empty || dataPriv.get( this, "finish" ) ) {
7482 anim.stop( true );
7483 }
7484 };
7485 doAnimation.finish = doAnimation;
7486
7487 return empty || optall.queue === false ?
7488 this.each( doAnimation ) :
7489 this.queue( optall.queue, doAnimation );
7490 },
7491 stop: function( type, clearQueue, gotoEnd ) {
7492 var stopQueue = function( hooks ) {
7493 var stop = hooks.stop;
7494 delete hooks.stop;
7495 stop( gotoEnd );
7496 };
7497
7498 if ( typeof type !== "string" ) {
7499 gotoEnd = clearQueue;
7500 clearQueue = type;
7501 type = undefined;
7502 }
7503 if ( clearQueue && type !== false ) {
7504 this.queue( type || "fx", [] );
7505 }
7506
7507 return this.each( function() {
7508 var dequeue = true,
7509 index = type != null && type + "queueHooks",
7510 timers = jQuery.timers,
7511 data = dataPriv.get( this );
7512
7513 if ( index ) {
7514 if ( data[ index ] && data[ index ].stop ) {
7515 stopQueue( data[ index ] );
7516 }
7517 } else {
7518 for ( index in data ) {
7519 if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
7520 stopQueue( data[ index ] );
7521 }
7522 }
7523 }
7524
7525 for ( index = timers.length; index--; ) {
7526 if ( timers[ index ].elem === this &&
7527 ( type == null || timers[ index ].queue === type ) ) {
7528
7529 timers[ index ].anim.stop( gotoEnd );
7530 dequeue = false;
7531 timers.splice( index, 1 );
7532 }
7533 }
7534
7535 // Start the next in the queue if the last step wasn't forced.
7536 // Timers currently will call their complete callbacks, which
7537 // will dequeue but only if they were gotoEnd.
7538 if ( dequeue || !gotoEnd ) {
7539 jQuery.dequeue( this, type );
7540 }
7541 } );
7542 },
7543 finish: function( type ) {
7544 if ( type !== false ) {
7545 type = type || "fx";
7546 }
7547 return this.each( function() {
7548 var index,
7549 data = dataPriv.get( this ),
7550 queue = data[ type + "queue" ],
7551 hooks = data[ type + "queueHooks" ],
7552 timers = jQuery.timers,
7553 length = queue ? queue.length : 0;
7554
7555 // Enable finishing flag on private data
7556 data.finish = true;
7557
7558 // Empty the queue first
7559 jQuery.queue( this, type, [] );
7560
7561 if ( hooks && hooks.stop ) {
7562 hooks.stop.call( this, true );
7563 }
7564
7565 // Look for any active animations, and finish them
7566 for ( index = timers.length; index--; ) {
7567 if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
7568 timers[ index ].anim.stop( true );
7569 timers.splice( index, 1 );
7570 }
7571 }
7572
7573 // Look for any animations in the old queue and finish them
7574 for ( index = 0; index < length; index++ ) {
7575 if ( queue[ index ] && queue[ index ].finish ) {
7576 queue[ index ].finish.call( this );
7577 }
7578 }
7579
7580 // Turn off finishing flag
7581 delete data.finish;
7582 } );
7583 }
7584} );
7585
7586jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) {
7587 var cssFn = jQuery.fn[ name ];
7588 jQuery.fn[ name ] = function( speed, easing, callback ) {
7589 return speed == null || typeof speed === "boolean" ?
7590 cssFn.apply( this, arguments ) :
7591 this.animate( genFx( name, true ), speed, easing, callback );
7592 };
7593} );
7594
7595// Generate shortcuts for custom animations
7596jQuery.each( {
7597 slideDown: genFx( "show" ),
7598 slideUp: genFx( "hide" ),
7599 slideToggle: genFx( "toggle" ),
7600 fadeIn: { opacity: "show" },
7601 fadeOut: { opacity: "hide" },
7602 fadeToggle: { opacity: "toggle" }
7603}, function( name, props ) {
7604 jQuery.fn[ name ] = function( speed, easing, callback ) {
7605 return this.animate( props, speed, easing, callback );
7606 };
7607} );
7608
7609jQuery.timers = [];
7610jQuery.fx.tick = function() {
7611 var timer,
7612 i = 0,
7613 timers = jQuery.timers;
7614
7615 fxNow = Date.now();
7616
7617 for ( ; i < timers.length; i++ ) {
7618 timer = timers[ i ];
7619
7620 // Run the timer and safely remove it when done (allowing for external removal)
7621 if ( !timer() && timers[ i ] === timer ) {
7622 timers.splice( i--, 1 );
7623 }
7624 }
7625
7626 if ( !timers.length ) {
7627 jQuery.fx.stop();
7628 }
7629 fxNow = undefined;
7630};
7631
7632jQuery.fx.timer = function( timer ) {
7633 jQuery.timers.push( timer );
7634 jQuery.fx.start();
7635};
7636
7637jQuery.fx.interval = 13;
7638jQuery.fx.start = function() {
7639 if ( inProgress ) {
7640 return;
7641 }
7642
7643 inProgress = true;
7644 schedule();
7645};
7646
7647jQuery.fx.stop = function() {
7648 inProgress = null;
7649};
7650
7651jQuery.fx.speeds = {
7652 slow: 600,
7653 fast: 200,
7654
7655 // Default speed
7656 _default: 400
7657};
7658
7659
7660// Based off of the plugin by Clint Helfers, with permission.
7661// https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
7662jQuery.fn.delay = function( time, type ) {
7663 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
7664 type = type || "fx";
7665
7666 return this.queue( type, function( next, hooks ) {
7667 var timeout = window.setTimeout( next, time );
7668 hooks.stop = function() {
7669 window.clearTimeout( timeout );
7670 };
7671 } );
7672};
7673
7674
7675( function() {
7676 var input = document.createElement( "input" ),
7677 select = document.createElement( "select" ),
7678 opt = select.appendChild( document.createElement( "option" ) );
7679
7680 input.type = "checkbox";
7681
7682 // Support: Android <=4.3 only
7683 // Default value for a checkbox should be "on"
7684 support.checkOn = input.value !== "";
7685
7686 // Support: IE <=11 only
7687 // Must access selectedIndex to make default options select
7688 support.optSelected = opt.selected;
7689
7690 // Support: IE <=11 only
7691 // An input loses its value after becoming a radio
7692 input = document.createElement( "input" );
7693 input.value = "t";
7694 input.type = "radio";
7695 support.radioValue = input.value === "t";
7696} )();
7697
7698
7699var boolHook,
7700 attrHandle = jQuery.expr.attrHandle;
7701
7702jQuery.fn.extend( {
7703 attr: function( name, value ) {
7704 return access( this, jQuery.attr, name, value, arguments.length > 1 );
7705 },
7706
7707 removeAttr: function( name ) {
7708 return this.each( function() {
7709 jQuery.removeAttr( this, name );
7710 } );
7711 }
7712} );
7713
7714jQuery.extend( {
7715 attr: function( elem, name, value ) {
7716 var ret, hooks,
7717 nType = elem.nodeType;
7718
7719 // Don't get/set attributes on text, comment and attribute nodes
7720 if ( nType === 3 || nType === 8 || nType === 2 ) {
7721 return;
7722 }
7723
7724 // Fallback to prop when attributes are not supported
7725 if ( typeof elem.getAttribute === "undefined" ) {
7726 return jQuery.prop( elem, name, value );
7727 }
7728
7729 // Attribute hooks are determined by the lowercase version
7730 // Grab necessary hook if one is defined
7731 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7732 hooks = jQuery.attrHooks[ name.toLowerCase() ] ||
7733 ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
7734 }
7735
7736 if ( value !== undefined ) {
7737 if ( value === null ) {
7738 jQuery.removeAttr( elem, name );
7739 return;
7740 }
7741
7742 if ( hooks && "set" in hooks &&
7743 ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
7744 return ret;
7745 }
7746
7747 elem.setAttribute( name, value + "" );
7748 return value;
7749 }
7750
7751 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
7752 return ret;
7753 }
7754
7755 ret = jQuery.find.attr( elem, name );
7756
7757 // Non-existent attributes return null, we normalize to undefined
7758 return ret == null ? undefined : ret;
7759 },
7760
7761 attrHooks: {
7762 type: {
7763 set: function( elem, value ) {
7764 if ( !support.radioValue && value === "radio" &&
7765 nodeName( elem, "input" ) ) {
7766 var val = elem.value;
7767 elem.setAttribute( "type", value );
7768 if ( val ) {
7769 elem.value = val;
7770 }
7771 return value;
7772 }
7773 }
7774 }
7775 },
7776
7777 removeAttr: function( elem, value ) {
7778 var name,
7779 i = 0,
7780
7781 // Attribute names can contain non-HTML whitespace characters
7782 // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
7783 attrNames = value && value.match( rnothtmlwhite );
7784
7785 if ( attrNames && elem.nodeType === 1 ) {
7786 while ( ( name = attrNames[ i++ ] ) ) {
7787 elem.removeAttribute( name );
7788 }
7789 }
7790 }
7791} );
7792
7793// Hooks for boolean attributes
7794boolHook = {
7795 set: function( elem, value, name ) {
7796 if ( value === false ) {
7797
7798 // Remove boolean attributes when set to false
7799 jQuery.removeAttr( elem, name );
7800 } else {
7801 elem.setAttribute( name, name );
7802 }
7803 return name;
7804 }
7805};
7806
7807jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
7808 var getter = attrHandle[ name ] || jQuery.find.attr;
7809
7810 attrHandle[ name ] = function( elem, name, isXML ) {
7811 var ret, handle,
7812 lowercaseName = name.toLowerCase();
7813
7814 if ( !isXML ) {
7815
7816 // Avoid an infinite loop by temporarily removing this function from the getter
7817 handle = attrHandle[ lowercaseName ];
7818 attrHandle[ lowercaseName ] = ret;
7819 ret = getter( elem, name, isXML ) != null ?
7820 lowercaseName :
7821 null;
7822 attrHandle[ lowercaseName ] = handle;
7823 }
7824 return ret;
7825 };
7826} );
7827
7828
7829
7830
7831var rfocusable = /^(?:input|select|textarea|button)$/i,
7832 rclickable = /^(?:a|area)$/i;
7833
7834jQuery.fn.extend( {
7835 prop: function( name, value ) {
7836 return access( this, jQuery.prop, name, value, arguments.length > 1 );
7837 },
7838
7839 removeProp: function( name ) {
7840 return this.each( function() {
7841 delete this[ jQuery.propFix[ name ] || name ];
7842 } );
7843 }
7844} );
7845
7846jQuery.extend( {
7847 prop: function( elem, name, value ) {
7848 var ret, hooks,
7849 nType = elem.nodeType;
7850
7851 // Don't get/set properties on text, comment and attribute nodes
7852 if ( nType === 3 || nType === 8 || nType === 2 ) {
7853 return;
7854 }
7855
7856 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7857
7858 // Fix name and attach hooks
7859 name = jQuery.propFix[ name ] || name;
7860 hooks = jQuery.propHooks[ name ];
7861 }
7862
7863 if ( value !== undefined ) {
7864 if ( hooks && "set" in hooks &&
7865 ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
7866 return ret;
7867 }
7868
7869 return ( elem[ name ] = value );
7870 }
7871
7872 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
7873 return ret;
7874 }
7875
7876 return elem[ name ];
7877 },
7878
7879 propHooks: {
7880 tabIndex: {
7881 get: function( elem ) {
7882
7883 // Support: IE <=9 - 11 only
7884 // elem.tabIndex doesn't always return the
7885 // correct value when it hasn't been explicitly set
7886 // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
7887 // Use proper attribute retrieval(#12072)
7888 var tabindex = jQuery.find.attr( elem, "tabindex" );
7889
7890 if ( tabindex ) {
7891 return parseInt( tabindex, 10 );
7892 }
7893
7894 if (
7895 rfocusable.test( elem.nodeName ) ||
7896 rclickable.test( elem.nodeName ) &&
7897 elem.href
7898 ) {
7899 return 0;
7900 }
7901
7902 return -1;
7903 }
7904 }
7905 },
7906
7907 propFix: {
7908 "for": "htmlFor",
7909 "class": "className"
7910 }
7911} );
7912
7913// Support: IE <=11 only
7914// Accessing the selectedIndex property
7915// forces the browser to respect setting selected
7916// on the option
7917// The getter ensures a default option is selected
7918// when in an optgroup
7919// eslint rule "no-unused-expressions" is disabled for this code
7920// since it considers such accessions noop
7921if ( !support.optSelected ) {
7922 jQuery.propHooks.selected = {
7923 get: function( elem ) {
7924
7925 /* eslint no-unused-expressions: "off" */
7926
7927 var parent = elem.parentNode;
7928 if ( parent && parent.parentNode ) {
7929 parent.parentNode.selectedIndex;
7930 }
7931 return null;
7932 },
7933 set: function( elem ) {
7934
7935 /* eslint no-unused-expressions: "off" */
7936
7937 var parent = elem.parentNode;
7938 if ( parent ) {
7939 parent.selectedIndex;
7940
7941 if ( parent.parentNode ) {
7942 parent.parentNode.selectedIndex;
7943 }
7944 }
7945 }
7946 };
7947}
7948
7949jQuery.each( [
7950 "tabIndex",
7951 "readOnly",
7952 "maxLength",
7953 "cellSpacing",
7954 "cellPadding",
7955 "rowSpan",
7956 "colSpan",
7957 "useMap",
7958 "frameBorder",
7959 "contentEditable"
7960], function() {
7961 jQuery.propFix[ this.toLowerCase() ] = this;
7962} );
7963
7964
7965
7966
7967 // Strip and collapse whitespace according to HTML spec
7968 // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
7969 function stripAndCollapse( value ) {
7970 var tokens = value.match( rnothtmlwhite ) || [];
7971 return tokens.join( " " );
7972 }
7973
7974
7975function getClass( elem ) {
7976 return elem.getAttribute && elem.getAttribute( "class" ) || "";
7977}
7978
7979function classesToArray( value ) {
7980 if ( Array.isArray( value ) ) {
7981 return value;
7982 }
7983 if ( typeof value === "string" ) {
7984 return value.match( rnothtmlwhite ) || [];
7985 }
7986 return [];
7987}
7988
7989jQuery.fn.extend( {
7990 addClass: function( value ) {
7991 var classes, elem, cur, curValue, clazz, j, finalValue,
7992 i = 0;
7993
7994 if ( isFunction( value ) ) {
7995 return this.each( function( j ) {
7996 jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
7997 } );
7998 }
7999
8000 classes = classesToArray( value );
8001
8002 if ( classes.length ) {
8003 while ( ( elem = this[ i++ ] ) ) {
8004 curValue = getClass( elem );
8005 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
8006
8007 if ( cur ) {
8008 j = 0;
8009 while ( ( clazz = classes[ j++ ] ) ) {
8010 if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
8011 cur += clazz + " ";
8012 }
8013 }
8014
8015 // Only assign if different to avoid unneeded rendering.
8016 finalValue = stripAndCollapse( cur );
8017 if ( curValue !== finalValue ) {
8018 elem.setAttribute( "class", finalValue );
8019 }
8020 }
8021 }
8022 }
8023
8024 return this;
8025 },
8026
8027 removeClass: function( value ) {
8028 var classes, elem, cur, curValue, clazz, j, finalValue,
8029 i = 0;
8030
8031 if ( isFunction( value ) ) {
8032 return this.each( function( j ) {
8033 jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
8034 } );
8035 }
8036
8037 if ( !arguments.length ) {
8038 return this.attr( "class", "" );
8039 }
8040
8041 classes = classesToArray( value );
8042
8043 if ( classes.length ) {
8044 while ( ( elem = this[ i++ ] ) ) {
8045 curValue = getClass( elem );
8046
8047 // This expression is here for better compressibility (see addClass)
8048 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
8049
8050 if ( cur ) {
8051 j = 0;
8052 while ( ( clazz = classes[ j++ ] ) ) {
8053
8054 // Remove *all* instances
8055 while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
8056 cur = cur.replace( " " + clazz + " ", " " );
8057 }
8058 }
8059
8060 // Only assign if different to avoid unneeded rendering.
8061 finalValue = stripAndCollapse( cur );
8062 if ( curValue !== finalValue ) {
8063 elem.setAttribute( "class", finalValue );
8064 }
8065 }
8066 }
8067 }
8068
8069 return this;
8070 },
8071
8072 toggleClass: function( value, stateVal ) {
8073 var type = typeof value,
8074 isValidValue = type === "string" || Array.isArray( value );
8075
8076 if ( typeof stateVal === "boolean" && isValidValue ) {
8077 return stateVal ? this.addClass( value ) : this.removeClass( value );
8078 }
8079
8080 if ( isFunction( value ) ) {
8081 return this.each( function( i ) {
8082 jQuery( this ).toggleClass(
8083 value.call( this, i, getClass( this ), stateVal ),
8084 stateVal
8085 );
8086 } );
8087 }
8088
8089 return this.each( function() {
8090 var className, i, self, classNames;
8091
8092 if ( isValidValue ) {
8093
8094 // Toggle individual class names
8095 i = 0;
8096 self = jQuery( this );
8097 classNames = classesToArray( value );
8098
8099 while ( ( className = classNames[ i++ ] ) ) {
8100
8101 // Check each className given, space separated list
8102 if ( self.hasClass( className ) ) {
8103 self.removeClass( className );
8104 } else {
8105 self.addClass( className );
8106 }
8107 }
8108
8109 // Toggle whole class name
8110 } else if ( value === undefined || type === "boolean" ) {
8111 className = getClass( this );
8112 if ( className ) {
8113
8114 // Store className if set
8115 dataPriv.set( this, "__className__", className );
8116 }
8117
8118 // If the element has a class name or if we're passed `false`,
8119 // then remove the whole classname (if there was one, the above saved it).
8120 // Otherwise bring back whatever was previously saved (if anything),
8121 // falling back to the empty string if nothing was stored.
8122 if ( this.setAttribute ) {
8123 this.setAttribute( "class",
8124 className || value === false ?
8125 "" :
8126 dataPriv.get( this, "__className__" ) || ""
8127 );
8128 }
8129 }
8130 } );
8131 },
8132
8133 hasClass: function( selector ) {
8134 var className, elem,
8135 i = 0;
8136
8137 className = " " + selector + " ";
8138 while ( ( elem = this[ i++ ] ) ) {
8139 if ( elem.nodeType === 1 &&
8140 ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
8141 return true;
8142 }
8143 }
8144
8145 return false;
8146 }
8147} );
8148
8149
8150
8151
8152var rreturn = /\r/g;
8153
8154jQuery.fn.extend( {
8155 val: function( value ) {
8156 var hooks, ret, valueIsFunction,
8157 elem = this[ 0 ];
8158
8159 if ( !arguments.length ) {
8160 if ( elem ) {
8161 hooks = jQuery.valHooks[ elem.type ] ||
8162 jQuery.valHooks[ elem.nodeName.toLowerCase() ];
8163
8164 if ( hooks &&
8165 "get" in hooks &&
8166 ( ret = hooks.get( elem, "value" ) ) !== undefined
8167 ) {
8168 return ret;
8169 }
8170
8171 ret = elem.value;
8172
8173 // Handle most common string cases
8174 if ( typeof ret === "string" ) {
8175 return ret.replace( rreturn, "" );
8176 }
8177
8178 // Handle cases where value is null/undef or number
8179 return ret == null ? "" : ret;
8180 }
8181
8182 return;
8183 }
8184
8185 valueIsFunction = isFunction( value );
8186
8187 return this.each( function( i ) {
8188 var val;
8189
8190 if ( this.nodeType !== 1 ) {
8191 return;
8192 }
8193
8194 if ( valueIsFunction ) {
8195 val = value.call( this, i, jQuery( this ).val() );
8196 } else {
8197 val = value;
8198 }
8199
8200 // Treat null/undefined as ""; convert numbers to string
8201 if ( val == null ) {
8202 val = "";
8203
8204 } else if ( typeof val === "number" ) {
8205 val += "";
8206
8207 } else if ( Array.isArray( val ) ) {
8208 val = jQuery.map( val, function( value ) {
8209 return value == null ? "" : value + "";
8210 } );
8211 }
8212
8213 hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
8214
8215 // If set returns undefined, fall back to normal setting
8216 if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
8217 this.value = val;
8218 }
8219 } );
8220 }
8221} );
8222
8223jQuery.extend( {
8224 valHooks: {
8225 option: {
8226 get: function( elem ) {
8227
8228 var val = jQuery.find.attr( elem, "value" );
8229 return val != null ?
8230 val :
8231
8232 // Support: IE <=10 - 11 only
8233 // option.text throws exceptions (#14686, #14858)
8234 // Strip and collapse whitespace
8235 // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
8236 stripAndCollapse( jQuery.text( elem ) );
8237 }
8238 },
8239 select: {
8240 get: function( elem ) {
8241 var value, option, i,
8242 options = elem.options,
8243 index = elem.selectedIndex,
8244 one = elem.type === "select-one",
8245 values = one ? null : [],
8246 max = one ? index + 1 : options.length;
8247
8248 if ( index < 0 ) {
8249 i = max;
8250
8251 } else {
8252 i = one ? index : 0;
8253 }
8254
8255 // Loop through all the selected options
8256 for ( ; i < max; i++ ) {
8257 option = options[ i ];
8258
8259 // Support: IE <=9 only
8260 // IE8-9 doesn't update selected after form reset (#2551)
8261 if ( ( option.selected || i === index ) &&
8262
8263 // Don't return options that are disabled or in a disabled optgroup
8264 !option.disabled &&
8265 ( !option.parentNode.disabled ||
8266 !nodeName( option.parentNode, "optgroup" ) ) ) {
8267
8268 // Get the specific value for the option
8269 value = jQuery( option ).val();
8270
8271 // We don't need an array for one selects
8272 if ( one ) {
8273 return value;
8274 }
8275
8276 // Multi-Selects return an array
8277 values.push( value );
8278 }
8279 }
8280
8281 return values;
8282 },
8283
8284 set: function( elem, value ) {
8285 var optionSet, option,
8286 options = elem.options,
8287 values = jQuery.makeArray( value ),
8288 i = options.length;
8289
8290 while ( i-- ) {
8291 option = options[ i ];
8292
8293 /* eslint-disable no-cond-assign */
8294
8295 if ( option.selected =
8296 jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
8297 ) {
8298 optionSet = true;
8299 }
8300
8301 /* eslint-enable no-cond-assign */
8302 }
8303
8304 // Force browsers to behave consistently when non-matching value is set
8305 if ( !optionSet ) {
8306 elem.selectedIndex = -1;
8307 }
8308 return values;
8309 }
8310 }
8311 }
8312} );
8313
8314// Radios and checkboxes getter/setter
8315jQuery.each( [ "radio", "checkbox" ], function() {
8316 jQuery.valHooks[ this ] = {
8317 set: function( elem, value ) {
8318 if ( Array.isArray( value ) ) {
8319 return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
8320 }
8321 }
8322 };
8323 if ( !support.checkOn ) {
8324 jQuery.valHooks[ this ].get = function( elem ) {
8325 return elem.getAttribute( "value" ) === null ? "on" : elem.value;
8326 };
8327 }
8328} );
8329
8330
8331
8332
8333// Return jQuery for attributes-only inclusion
8334
8335
8336support.focusin = "onfocusin" in window;
8337
8338
8339var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
8340 stopPropagationCallback = function( e ) {
8341 e.stopPropagation();
8342 };
8343
8344jQuery.extend( jQuery.event, {
8345
8346 trigger: function( event, data, elem, onlyHandlers ) {
8347
8348 var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
8349 eventPath = [ elem || document ],
8350 type = hasOwn.call( event, "type" ) ? event.type : event,
8351 namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
8352
8353 cur = lastElement = tmp = elem = elem || document;
8354
8355 // Don't do events on text and comment nodes
8356 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
8357 return;
8358 }
8359
8360 // focus/blur morphs to focusin/out; ensure we're not firing them right now
8361 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
8362 return;
8363 }
8364
8365 if ( type.indexOf( "." ) > -1 ) {
8366
8367 // Namespaced trigger; create a regexp to match event type in handle()
8368 namespaces = type.split( "." );
8369 type = namespaces.shift();
8370 namespaces.sort();
8371 }
8372 ontype = type.indexOf( ":" ) < 0 && "on" + type;
8373
8374 // Caller can pass in a jQuery.Event object, Object, or just an event type string
8375 event = event[ jQuery.expando ] ?
8376 event :
8377 new jQuery.Event( type, typeof event === "object" && event );
8378
8379 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
8380 event.isTrigger = onlyHandlers ? 2 : 3;
8381 event.namespace = namespaces.join( "." );
8382 event.rnamespace = event.namespace ?
8383 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
8384 null;
8385
8386 // Clean up the event in case it is being reused
8387 event.result = undefined;
8388 if ( !event.target ) {
8389 event.target = elem;
8390 }
8391
8392 // Clone any incoming data and prepend the event, creating the handler arg list
8393 data = data == null ?
8394 [ event ] :
8395 jQuery.makeArray( data, [ event ] );
8396
8397 // Allow special events to draw outside the lines
8398 special = jQuery.event.special[ type ] || {};
8399 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
8400 return;
8401 }
8402
8403 // Determine event propagation path in advance, per W3C events spec (#9951)
8404 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
8405 if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
8406
8407 bubbleType = special.delegateType || type;
8408 if ( !rfocusMorph.test( bubbleType + type ) ) {
8409 cur = cur.parentNode;
8410 }
8411 for ( ; cur; cur = cur.parentNode ) {
8412 eventPath.push( cur );
8413 tmp = cur;
8414 }
8415
8416 // Only add window if we got to document (e.g., not plain obj or detached DOM)
8417 if ( tmp === ( elem.ownerDocument || document ) ) {
8418 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
8419 }
8420 }
8421
8422 // Fire handlers on the event path
8423 i = 0;
8424 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
8425 lastElement = cur;
8426 event.type = i > 1 ?
8427 bubbleType :
8428 special.bindType || type;
8429
8430 // jQuery handler
8431 handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
8432 dataPriv.get( cur, "handle" );
8433 if ( handle ) {
8434 handle.apply( cur, data );
8435 }
8436
8437 // Native handler
8438 handle = ontype && cur[ ontype ];
8439 if ( handle && handle.apply && acceptData( cur ) ) {
8440 event.result = handle.apply( cur, data );
8441 if ( event.result === false ) {
8442 event.preventDefault();
8443 }
8444 }
8445 }
8446 event.type = type;
8447
8448 // If nobody prevented the default action, do it now
8449 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
8450
8451 if ( ( !special._default ||
8452 special._default.apply( eventPath.pop(), data ) === false ) &&
8453 acceptData( elem ) ) {
8454
8455 // Call a native DOM method on the target with the same name as the event.
8456 // Don't do default actions on window, that's where global variables be (#6170)
8457 if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
8458
8459 // Don't re-trigger an onFOO event when we call its FOO() method
8460 tmp = elem[ ontype ];
8461
8462 if ( tmp ) {
8463 elem[ ontype ] = null;
8464 }
8465
8466 // Prevent re-triggering of the same event, since we already bubbled it above
8467 jQuery.event.triggered = type;
8468
8469 if ( event.isPropagationStopped() ) {
8470 lastElement.addEventListener( type, stopPropagationCallback );
8471 }
8472
8473 elem[ type ]();
8474
8475 if ( event.isPropagationStopped() ) {
8476 lastElement.removeEventListener( type, stopPropagationCallback );
8477 }
8478
8479 jQuery.event.triggered = undefined;
8480
8481 if ( tmp ) {
8482 elem[ ontype ] = tmp;
8483 }
8484 }
8485 }
8486 }
8487
8488 return event.result;
8489 },
8490
8491 // Piggyback on a donor event to simulate a different one
8492 // Used only for `focus(in | out)` events
8493 simulate: function( type, elem, event ) {
8494 var e = jQuery.extend(
8495 new jQuery.Event(),
8496 event,
8497 {
8498 type: type,
8499 isSimulated: true
8500 }
8501 );
8502
8503 jQuery.event.trigger( e, null, elem );
8504 }
8505
8506} );
8507
8508jQuery.fn.extend( {
8509
8510 trigger: function( type, data ) {
8511 return this.each( function() {
8512 jQuery.event.trigger( type, data, this );
8513 } );
8514 },
8515 triggerHandler: function( type, data ) {
8516 var elem = this[ 0 ];
8517 if ( elem ) {
8518 return jQuery.event.trigger( type, data, elem, true );
8519 }
8520 }
8521} );
8522
8523
8524// Support: Firefox <=44
8525// Firefox doesn't have focus(in | out) events
8526// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
8527//
8528// Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
8529// focus(in | out) events fire after focus & blur events,
8530// which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
8531// Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
8532if ( !support.focusin ) {
8533 jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
8534
8535 // Attach a single capturing handler on the document while someone wants focusin/focusout
8536 var handler = function( event ) {
8537 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
8538 };
8539
8540 jQuery.event.special[ fix ] = {
8541 setup: function() {
8542 var doc = this.ownerDocument || this,
8543 attaches = dataPriv.access( doc, fix );
8544
8545 if ( !attaches ) {
8546 doc.addEventListener( orig, handler, true );
8547 }
8548 dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
8549 },
8550 teardown: function() {
8551 var doc = this.ownerDocument || this,
8552 attaches = dataPriv.access( doc, fix ) - 1;
8553
8554 if ( !attaches ) {
8555 doc.removeEventListener( orig, handler, true );
8556 dataPriv.remove( doc, fix );
8557
8558 } else {
8559 dataPriv.access( doc, fix, attaches );
8560 }
8561 }
8562 };
8563 } );
8564}
8565var location = window.location;
8566
8567var nonce = Date.now();
8568
8569var rquery = ( /\?/ );
8570
8571
8572
8573// Cross-browser xml parsing
8574jQuery.parseXML = function( data ) {
8575 var xml;
8576 if ( !data || typeof data !== "string" ) {
8577 return null;
8578 }
8579
8580 // Support: IE 9 - 11 only
8581 // IE throws on parseFromString with invalid input.
8582 try {
8583 xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
8584 } catch ( e ) {
8585 xml = undefined;
8586 }
8587
8588 if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
8589 jQuery.error( "Invalid XML: " + data );
8590 }
8591 return xml;
8592};
8593
8594
8595var
8596 rbracket = /\[\]$/,
8597 rCRLF = /\r?\n/g,
8598 rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
8599 rsubmittable = /^(?:input|select|textarea|keygen)/i;
8600
8601function buildParams( prefix, obj, traditional, add ) {
8602 var name;
8603
8604 if ( Array.isArray( obj ) ) {
8605
8606 // Serialize array item.
8607 jQuery.each( obj, function( i, v ) {
8608 if ( traditional || rbracket.test( prefix ) ) {
8609
8610 // Treat each array item as a scalar.
8611 add( prefix, v );
8612
8613 } else {
8614
8615 // Item is non-scalar (array or object), encode its numeric index.
8616 buildParams(
8617 prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
8618 v,
8619 traditional,
8620 add
8621 );
8622 }
8623 } );
8624
8625 } else if ( !traditional && toType( obj ) === "object" ) {
8626
8627 // Serialize object item.
8628 for ( name in obj ) {
8629 buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
8630 }
8631
8632 } else {
8633
8634 // Serialize scalar item.
8635 add( prefix, obj );
8636 }
8637}
8638
8639// Serialize an array of form elements or a set of
8640// key/values into a query string
8641jQuery.param = function( a, traditional ) {
8642 var prefix,
8643 s = [],
8644 add = function( key, valueOrFunction ) {
8645
8646 // If value is a function, invoke it and use its return value
8647 var value = isFunction( valueOrFunction ) ?
8648 valueOrFunction() :
8649 valueOrFunction;
8650
8651 s[ s.length ] = encodeURIComponent( key ) + "=" +
8652 encodeURIComponent( value == null ? "" : value );
8653 };
8654
8655 // If an array was passed in, assume that it is an array of form elements.
8656 if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
8657
8658 // Serialize the form elements
8659 jQuery.each( a, function() {
8660 add( this.name, this.value );
8661 } );
8662
8663 } else {
8664
8665 // If traditional, encode the "old" way (the way 1.3.2 or older
8666 // did it), otherwise encode params recursively.
8667 for ( prefix in a ) {
8668 buildParams( prefix, a[ prefix ], traditional, add );
8669 }
8670 }
8671
8672 // Return the resulting serialization
8673 return s.join( "&" );
8674};
8675
8676jQuery.fn.extend( {
8677 serialize: function() {
8678 return jQuery.param( this.serializeArray() );
8679 },
8680 serializeArray: function() {
8681 return this.map( function() {
8682
8683 // Can add propHook for "elements" to filter or add form elements
8684 var elements = jQuery.prop( this, "elements" );
8685 return elements ? jQuery.makeArray( elements ) : this;
8686 } )
8687 .filter( function() {
8688 var type = this.type;
8689
8690 // Use .is( ":disabled" ) so that fieldset[disabled] works
8691 return this.name && !jQuery( this ).is( ":disabled" ) &&
8692 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
8693 ( this.checked || !rcheckableType.test( type ) );
8694 } )
8695 .map( function( i, elem ) {
8696 var val = jQuery( this ).val();
8697
8698 if ( val == null ) {
8699 return null;
8700 }
8701
8702 if ( Array.isArray( val ) ) {
8703 return jQuery.map( val, function( val ) {
8704 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
8705 } );
8706 }
8707
8708 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
8709 } ).get();
8710 }
8711} );
8712
8713
8714var
8715 r20 = /%20/g,
8716 rhash = /#.*$/,
8717 rantiCache = /([?&])_=[^&]*/,
8718 rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
8719
8720 // #7653, #8125, #8152: local protocol detection
8721 rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
8722 rnoContent = /^(?:GET|HEAD)$/,
8723 rprotocol = /^\/\//,
8724
8725 /* Prefilters
8726 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
8727 * 2) These are called:
8728 * - BEFORE asking for a transport
8729 * - AFTER param serialization (s.data is a string if s.processData is true)
8730 * 3) key is the dataType
8731 * 4) the catchall symbol "*" can be used
8732 * 5) execution will start with transport dataType and THEN continue down to "*" if needed
8733 */
8734 prefilters = {},
8735
8736 /* Transports bindings
8737 * 1) key is the dataType
8738 * 2) the catchall symbol "*" can be used
8739 * 3) selection will start with transport dataType and THEN go to "*" if needed
8740 */
8741 transports = {},
8742
8743 // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
8744 allTypes = "*/".concat( "*" ),
8745
8746 // Anchor tag for parsing the document origin
8747 originAnchor = document.createElement( "a" );
8748 originAnchor.href = location.href;
8749
8750// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
8751function addToPrefiltersOrTransports( structure ) {
8752
8753 // dataTypeExpression is optional and defaults to "*"
8754 return function( dataTypeExpression, func ) {
8755
8756 if ( typeof dataTypeExpression !== "string" ) {
8757 func = dataTypeExpression;
8758 dataTypeExpression = "*";
8759 }
8760
8761 var dataType,
8762 i = 0,
8763 dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || [];
8764
8765 if ( isFunction( func ) ) {
8766
8767 // For each dataType in the dataTypeExpression
8768 while ( ( dataType = dataTypes[ i++ ] ) ) {
8769
8770 // Prepend if requested
8771 if ( dataType[ 0 ] === "+" ) {
8772 dataType = dataType.slice( 1 ) || "*";
8773 ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
8774
8775 // Otherwise append
8776 } else {
8777 ( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
8778 }
8779 }
8780 }
8781 };
8782}
8783
8784// Base inspection function for prefilters and transports
8785function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
8786
8787 var inspected = {},
8788 seekingTransport = ( structure === transports );
8789
8790 function inspect( dataType ) {
8791 var selected;
8792 inspected[ dataType ] = true;
8793 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
8794 var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
8795 if ( typeof dataTypeOrTransport === "string" &&
8796 !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
8797
8798 options.dataTypes.unshift( dataTypeOrTransport );
8799 inspect( dataTypeOrTransport );
8800 return false;
8801 } else if ( seekingTransport ) {
8802 return !( selected = dataTypeOrTransport );
8803 }
8804 } );
8805 return selected;
8806 }
8807
8808 return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
8809}
8810
8811// A special extend for ajax options
8812// that takes "flat" options (not to be deep extended)
8813// Fixes #9887
8814function ajaxExtend( target, src ) {
8815 var key, deep,
8816 flatOptions = jQuery.ajaxSettings.flatOptions || {};
8817
8818 for ( key in src ) {
8819 if ( src[ key ] !== undefined ) {
8820 ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
8821 }
8822 }
8823 if ( deep ) {
8824 jQuery.extend( true, target, deep );
8825 }
8826
8827 return target;
8828}
8829
8830/* Handles responses to an ajax request:
8831 * - finds the right dataType (mediates between content-type and expected dataType)
8832 * - returns the corresponding response
8833 */
8834function ajaxHandleResponses( s, jqXHR, responses ) {
8835
8836 var ct, type, finalDataType, firstDataType,
8837 contents = s.contents,
8838 dataTypes = s.dataTypes;
8839
8840 // Remove auto dataType and get content-type in the process
8841 while ( dataTypes[ 0 ] === "*" ) {
8842 dataTypes.shift();
8843 if ( ct === undefined ) {
8844 ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
8845 }
8846 }
8847
8848 // Check if we're dealing with a known content-type
8849 if ( ct ) {
8850 for ( type in contents ) {
8851 if ( contents[ type ] && contents[ type ].test( ct ) ) {
8852 dataTypes.unshift( type );
8853 break;
8854 }
8855 }
8856 }
8857
8858 // Check to see if we have a response for the expected dataType
8859 if ( dataTypes[ 0 ] in responses ) {
8860 finalDataType = dataTypes[ 0 ];
8861 } else {
8862
8863 // Try convertible dataTypes
8864 for ( type in responses ) {
8865 if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
8866 finalDataType = type;
8867 break;
8868 }
8869 if ( !firstDataType ) {
8870 firstDataType = type;
8871 }
8872 }
8873
8874 // Or just use first one
8875 finalDataType = finalDataType || firstDataType;
8876 }
8877
8878 // If we found a dataType
8879 // We add the dataType to the list if needed
8880 // and return the corresponding response
8881 if ( finalDataType ) {
8882 if ( finalDataType !== dataTypes[ 0 ] ) {
8883 dataTypes.unshift( finalDataType );
8884 }
8885 return responses[ finalDataType ];
8886 }
8887}
8888
8889/* Chain conversions given the request and the original response
8890 * Also sets the responseXXX fields on the jqXHR instance
8891 */
8892function ajaxConvert( s, response, jqXHR, isSuccess ) {
8893 var conv2, current, conv, tmp, prev,
8894 converters = {},
8895
8896 // Work with a copy of dataTypes in case we need to modify it for conversion
8897 dataTypes = s.dataTypes.slice();
8898
8899 // Create converters map with lowercased keys
8900 if ( dataTypes[ 1 ] ) {
8901 for ( conv in s.converters ) {
8902 converters[ conv.toLowerCase() ] = s.converters[ conv ];
8903 }
8904 }
8905
8906 current = dataTypes.shift();
8907
8908 // Convert to each sequential dataType
8909 while ( current ) {
8910
8911 if ( s.responseFields[ current ] ) {
8912 jqXHR[ s.responseFields[ current ] ] = response;
8913 }
8914
8915 // Apply the dataFilter if provided
8916 if ( !prev && isSuccess && s.dataFilter ) {
8917 response = s.dataFilter( response, s.dataType );
8918 }
8919
8920 prev = current;
8921 current = dataTypes.shift();
8922
8923 if ( current ) {
8924
8925 // There's only work to do if current dataType is non-auto
8926 if ( current === "*" ) {
8927
8928 current = prev;
8929
8930 // Convert response if prev dataType is non-auto and differs from current
8931 } else if ( prev !== "*" && prev !== current ) {
8932
8933 // Seek a direct converter
8934 conv = converters[ prev + " " + current ] || converters[ "* " + current ];
8935
8936 // If none found, seek a pair
8937 if ( !conv ) {
8938 for ( conv2 in converters ) {
8939
8940 // If conv2 outputs current
8941 tmp = conv2.split( " " );
8942 if ( tmp[ 1 ] === current ) {
8943
8944 // If prev can be converted to accepted input
8945 conv = converters[ prev + " " + tmp[ 0 ] ] ||
8946 converters[ "* " + tmp[ 0 ] ];
8947 if ( conv ) {
8948
8949 // Condense equivalence converters
8950 if ( conv === true ) {
8951 conv = converters[ conv2 ];
8952
8953 // Otherwise, insert the intermediate dataType
8954 } else if ( converters[ conv2 ] !== true ) {
8955 current = tmp[ 0 ];
8956 dataTypes.unshift( tmp[ 1 ] );
8957 }
8958 break;
8959 }
8960 }
8961 }
8962 }
8963
8964 // Apply converter (if not an equivalence)
8965 if ( conv !== true ) {
8966
8967 // Unless errors are allowed to bubble, catch and return them
8968 if ( conv && s.throws ) {
8969 response = conv( response );
8970 } else {
8971 try {
8972 response = conv( response );
8973 } catch ( e ) {
8974 return {
8975 state: "parsererror",
8976 error: conv ? e : "No conversion from " + prev + " to " + current
8977 };
8978 }
8979 }
8980 }
8981 }
8982 }
8983 }
8984
8985 return { state: "success", data: response };
8986}
8987
8988jQuery.extend( {
8989
8990 // Counter for holding the number of active queries
8991 active: 0,
8992
8993 // Last-Modified header cache for next request
8994 lastModified: {},
8995 etag: {},
8996
8997 ajaxSettings: {
8998 url: location.href,
8999 type: "GET",
9000 isLocal: rlocalProtocol.test( location.protocol ),
9001 global: true,
9002 processData: true,
9003 async: true,
9004 contentType: "application/x-www-form-urlencoded; charset=UTF-8",
9005
9006 /*
9007 timeout: 0,
9008 data: null,
9009 dataType: null,
9010 username: null,
9011 password: null,
9012 cache: null,
9013 throws: false,
9014 traditional: false,
9015 headers: {},
9016 */
9017
9018 accepts: {
9019 "*": allTypes,
9020 text: "text/plain",
9021 html: "text/html",
9022 xml: "application/xml, text/xml",
9023 json: "application/json, text/javascript"
9024 },
9025
9026 contents: {
9027 xml: /\bxml\b/,
9028 html: /\bhtml/,
9029 json: /\bjson\b/
9030 },
9031
9032 responseFields: {
9033 xml: "responseXML",
9034 text: "responseText",
9035 json: "responseJSON"
9036 },
9037
9038 // Data converters
9039 // Keys separate source (or catchall "*") and destination types with a single space
9040 converters: {
9041
9042 // Convert anything to text
9043 "* text": String,
9044
9045 // Text to html (true = no transformation)
9046 "text html": true,
9047
9048 // Evaluate text as a json expression
9049 "text json": JSON.parse,
9050
9051 // Parse text as xml
9052 "text xml": jQuery.parseXML
9053 },
9054
9055 // For options that shouldn't be deep extended:
9056 // you can add your own custom options here if
9057 // and when you create one that shouldn't be
9058 // deep extended (see ajaxExtend)
9059 flatOptions: {
9060 url: true,
9061 context: true
9062 }
9063 },
9064
9065 // Creates a full fledged settings object into target
9066 // with both ajaxSettings and settings fields.
9067 // If target is omitted, writes into ajaxSettings.
9068 ajaxSetup: function( target, settings ) {
9069 return settings ?
9070
9071 // Building a settings object
9072 ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
9073
9074 // Extending ajaxSettings
9075 ajaxExtend( jQuery.ajaxSettings, target );
9076 },
9077
9078 ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
9079 ajaxTransport: addToPrefiltersOrTransports( transports ),
9080
9081 // Main method
9082 ajax: function( url, options ) {
9083
9084 // If url is an object, simulate pre-1.5 signature
9085 if ( typeof url === "object" ) {
9086 options = url;
9087 url = undefined;
9088 }
9089
9090 // Force options to be an object
9091 options = options || {};
9092
9093 var transport,
9094
9095 // URL without anti-cache param
9096 cacheURL,
9097
9098 // Response headers
9099 responseHeadersString,
9100 responseHeaders,
9101
9102 // timeout handle
9103 timeoutTimer,
9104
9105 // Url cleanup var
9106 urlAnchor,
9107
9108 // Request state (becomes false upon send and true upon completion)
9109 completed,
9110
9111 // To know if global events are to be dispatched
9112 fireGlobals,
9113
9114 // Loop variable
9115 i,
9116
9117 // uncached part of the url
9118 uncached,
9119
9120 // Create the final options object
9121 s = jQuery.ajaxSetup( {}, options ),
9122
9123 // Callbacks context
9124 callbackContext = s.context || s,
9125
9126 // Context for global events is callbackContext if it is a DOM node or jQuery collection
9127 globalEventContext = s.context &&
9128 ( callbackContext.nodeType || callbackContext.jquery ) ?
9129 jQuery( callbackContext ) :
9130 jQuery.event,
9131
9132 // Deferreds
9133 deferred = jQuery.Deferred(),
9134 completeDeferred = jQuery.Callbacks( "once memory" ),
9135
9136 // Status-dependent callbacks
9137 statusCode = s.statusCode || {},
9138
9139 // Headers (they are sent all at once)
9140 requestHeaders = {},
9141 requestHeadersNames = {},
9142
9143 // Default abort message
9144 strAbort = "canceled",
9145
9146 // Fake xhr
9147 jqXHR = {
9148 readyState: 0,
9149
9150 // Builds headers hashtable if needed
9151 getResponseHeader: function( key ) {
9152 var match;
9153 if ( completed ) {
9154 if ( !responseHeaders ) {
9155 responseHeaders = {};
9156 while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
9157 responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
9158 }
9159 }
9160 match = responseHeaders[ key.toLowerCase() ];
9161 }
9162 return match == null ? null : match;
9163 },
9164
9165 // Raw string
9166 getAllResponseHeaders: function() {
9167 return completed ? responseHeadersString : null;
9168 },
9169
9170 // Caches the header
9171 setRequestHeader: function( name, value ) {
9172 if ( completed == null ) {
9173 name = requestHeadersNames[ name.toLowerCase() ] =
9174 requestHeadersNames[ name.toLowerCase() ] || name;
9175 requestHeaders[ name ] = value;
9176 }
9177 return this;
9178 },
9179
9180 // Overrides response content-type header
9181 overrideMimeType: function( type ) {
9182 if ( completed == null ) {
9183 s.mimeType = type;
9184 }
9185 return this;
9186 },
9187
9188 // Status-dependent callbacks
9189 statusCode: function( map ) {
9190 var code;
9191 if ( map ) {
9192 if ( completed ) {
9193
9194 // Execute the appropriate callbacks
9195 jqXHR.always( map[ jqXHR.status ] );
9196 } else {
9197
9198 // Lazy-add the new callbacks in a way that preserves old ones
9199 for ( code in map ) {
9200 statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
9201 }
9202 }
9203 }
9204 return this;
9205 },
9206
9207 // Cancel the request
9208 abort: function( statusText ) {
9209 var finalText = statusText || strAbort;
9210 if ( transport ) {
9211 transport.abort( finalText );
9212 }
9213 done( 0, finalText );
9214 return this;
9215 }
9216 };
9217
9218 // Attach deferreds
9219 deferred.promise( jqXHR );
9220
9221 // Add protocol if not provided (prefilters might expect it)
9222 // Handle falsy url in the settings object (#10093: consistency with old signature)
9223 // We also use the url parameter if available
9224 s.url = ( ( url || s.url || location.href ) + "" )
9225 .replace( rprotocol, location.protocol + "//" );
9226
9227 // Alias method option to type as per ticket #12004
9228 s.type = options.method || options.type || s.method || s.type;
9229
9230 // Extract dataTypes list
9231 s.dataTypes = ( s.dataType || "*" ).toLowerCase().match( rnothtmlwhite ) || [ "" ];
9232
9233 // A cross-domain request is in order when the origin doesn't match the current origin.
9234 if ( s.crossDomain == null ) {
9235 urlAnchor = document.createElement( "a" );
9236
9237 // Support: IE <=8 - 11, Edge 12 - 15
9238 // IE throws exception on accessing the href property if url is malformed,
9239 // e.g. http://example.com:80x/
9240 try {
9241 urlAnchor.href = s.url;
9242
9243 // Support: IE <=8 - 11 only
9244 // Anchor's host property isn't correctly set when s.url is relative
9245 urlAnchor.href = urlAnchor.href;
9246 s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
9247 urlAnchor.protocol + "//" + urlAnchor.host;
9248 } catch ( e ) {
9249
9250 // If there is an error parsing the URL, assume it is crossDomain,
9251 // it can be rejected by the transport if it is invalid
9252 s.crossDomain = true;
9253 }
9254 }
9255
9256 // Convert data if not already a string
9257 if ( s.data && s.processData && typeof s.data !== "string" ) {
9258 s.data = jQuery.param( s.data, s.traditional );
9259 }
9260
9261 // Apply prefilters
9262 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
9263
9264 // If request was aborted inside a prefilter, stop there
9265 if ( completed ) {
9266 return jqXHR;
9267 }
9268
9269 // We can fire global events as of now if asked to
9270 // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
9271 fireGlobals = jQuery.event && s.global;
9272
9273 // Watch for a new set of requests
9274 if ( fireGlobals && jQuery.active++ === 0 ) {
9275 jQuery.event.trigger( "ajaxStart" );
9276 }
9277
9278 // Uppercase the type
9279 s.type = s.type.toUpperCase();
9280
9281 // Determine if request has content
9282 s.hasContent = !rnoContent.test( s.type );
9283
9284 // Save the URL in case we're toying with the If-Modified-Since
9285 // and/or If-None-Match header later on
9286 // Remove hash to simplify url manipulation
9287 cacheURL = s.url.replace( rhash, "" );
9288
9289 // More options handling for requests with no content
9290 if ( !s.hasContent ) {
9291
9292 // Remember the hash so we can put it back
9293 uncached = s.url.slice( cacheURL.length );
9294
9295 // If data is available and should be processed, append data to url
9296 if ( s.data && ( s.processData || typeof s.data === "string" ) ) {
9297 cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data;
9298
9299 // #9682: remove data so that it's not used in an eventual retry
9300 delete s.data;
9301 }
9302
9303 // Add or update anti-cache param if needed
9304 if ( s.cache === false ) {
9305 cacheURL = cacheURL.replace( rantiCache, "$1" );
9306 uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached;
9307 }
9308
9309 // Put hash and anti-cache on the URL that will be requested (gh-1732)
9310 s.url = cacheURL + uncached;
9311
9312 // Change '%20' to '+' if this is encoded form body content (gh-2658)
9313 } else if ( s.data && s.processData &&
9314 ( s.contentType || "" ).indexOf( "application/x-www-form-urlencoded" ) === 0 ) {
9315 s.data = s.data.replace( r20, "+" );
9316 }
9317
9318 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9319 if ( s.ifModified ) {
9320 if ( jQuery.lastModified[ cacheURL ] ) {
9321 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
9322 }
9323 if ( jQuery.etag[ cacheURL ] ) {
9324 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
9325 }
9326 }
9327
9328 // Set the correct header, if data is being sent
9329 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
9330 jqXHR.setRequestHeader( "Content-Type", s.contentType );
9331 }
9332
9333 // Set the Accepts header for the server, depending on the dataType
9334 jqXHR.setRequestHeader(
9335 "Accept",
9336 s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
9337 s.accepts[ s.dataTypes[ 0 ] ] +
9338 ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
9339 s.accepts[ "*" ]
9340 );
9341
9342 // Check for headers option
9343 for ( i in s.headers ) {
9344 jqXHR.setRequestHeader( i, s.headers[ i ] );
9345 }
9346
9347 // Allow custom headers/mimetypes and early abort
9348 if ( s.beforeSend &&
9349 ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || completed ) ) {
9350
9351 // Abort if not done already and return
9352 return jqXHR.abort();
9353 }
9354
9355 // Aborting is no longer a cancellation
9356 strAbort = "abort";
9357
9358 // Install callbacks on deferreds
9359 completeDeferred.add( s.complete );
9360 jqXHR.done( s.success );
9361 jqXHR.fail( s.error );
9362
9363 // Get transport
9364 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
9365
9366 // If no transport, we auto-abort
9367 if ( !transport ) {
9368 done( -1, "No Transport" );
9369 } else {
9370 jqXHR.readyState = 1;
9371
9372 // Send global event
9373 if ( fireGlobals ) {
9374 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
9375 }
9376
9377 // If request was aborted inside ajaxSend, stop there
9378 if ( completed ) {
9379 return jqXHR;
9380 }
9381
9382 // Timeout
9383 if ( s.async && s.timeout > 0 ) {
9384 timeoutTimer = window.setTimeout( function() {
9385 jqXHR.abort( "timeout" );
9386 }, s.timeout );
9387 }
9388
9389 try {
9390 completed = false;
9391 transport.send( requestHeaders, done );
9392 } catch ( e ) {
9393
9394 // Rethrow post-completion exceptions
9395 if ( completed ) {
9396 throw e;
9397 }
9398
9399 // Propagate others as results
9400 done( -1, e );
9401 }
9402 }
9403
9404 // Callback for when everything is done
9405 function done( status, nativeStatusText, responses, headers ) {
9406 var isSuccess, success, error, response, modified,
9407 statusText = nativeStatusText;
9408
9409 // Ignore repeat invocations
9410 if ( completed ) {
9411 return;
9412 }
9413
9414 completed = true;
9415
9416 // Clear timeout if it exists
9417 if ( timeoutTimer ) {
9418 window.clearTimeout( timeoutTimer );
9419 }
9420
9421 // Dereference transport for early garbage collection
9422 // (no matter how long the jqXHR object will be used)
9423 transport = undefined;
9424
9425 // Cache response headers
9426 responseHeadersString = headers || "";
9427
9428 // Set readyState
9429 jqXHR.readyState = status > 0 ? 4 : 0;
9430
9431 // Determine if successful
9432 isSuccess = status >= 200 && status < 300 || status === 304;
9433
9434 // Get response data
9435 if ( responses ) {
9436 response = ajaxHandleResponses( s, jqXHR, responses );
9437 }
9438
9439 // Convert no matter what (that way responseXXX fields are always set)
9440 response = ajaxConvert( s, response, jqXHR, isSuccess );
9441
9442 // If successful, handle type chaining
9443 if ( isSuccess ) {
9444
9445 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9446 if ( s.ifModified ) {
9447 modified = jqXHR.getResponseHeader( "Last-Modified" );
9448 if ( modified ) {
9449 jQuery.lastModified[ cacheURL ] = modified;
9450 }
9451 modified = jqXHR.getResponseHeader( "etag" );
9452 if ( modified ) {
9453 jQuery.etag[ cacheURL ] = modified;
9454 }
9455 }
9456
9457 // if no content
9458 if ( status === 204 || s.type === "HEAD" ) {
9459 statusText = "nocontent";
9460
9461 // if not modified
9462 } else if ( status === 304 ) {
9463 statusText = "notmodified";
9464
9465 // If we have data, let's convert it
9466 } else {
9467 statusText = response.state;
9468 success = response.data;
9469 error = response.error;
9470 isSuccess = !error;
9471 }
9472 } else {
9473
9474 // Extract error from statusText and normalize for non-aborts
9475 error = statusText;
9476 if ( status || !statusText ) {
9477 statusText = "error";
9478 if ( status < 0 ) {
9479 status = 0;
9480 }
9481 }
9482 }
9483
9484 // Set data for the fake xhr object
9485 jqXHR.status = status;
9486 jqXHR.statusText = ( nativeStatusText || statusText ) + "";
9487
9488 // Success/Error
9489 if ( isSuccess ) {
9490 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
9491 } else {
9492 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
9493 }
9494
9495 // Status-dependent callbacks
9496 jqXHR.statusCode( statusCode );
9497 statusCode = undefined;
9498
9499 if ( fireGlobals ) {
9500 globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
9501 [ jqXHR, s, isSuccess ? success : error ] );
9502 }
9503
9504 // Complete
9505 completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
9506
9507 if ( fireGlobals ) {
9508 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
9509
9510 // Handle the global AJAX counter
9511 if ( !( --jQuery.active ) ) {
9512 jQuery.event.trigger( "ajaxStop" );
9513 }
9514 }
9515 }
9516
9517 return jqXHR;
9518 },
9519
9520 getJSON: function( url, data, callback ) {
9521 return jQuery.get( url, data, callback, "json" );
9522 },
9523
9524 getScript: function( url, callback ) {
9525 return jQuery.get( url, undefined, callback, "script" );
9526 }
9527} );
9528
9529jQuery.each( [ "get", "post" ], function( i, method ) {
9530 jQuery[ method ] = function( url, data, callback, type ) {
9531
9532 // Shift arguments if data argument was omitted
9533 if ( isFunction( data ) ) {
9534 type = type || callback;
9535 callback = data;
9536 data = undefined;
9537 }
9538
9539 // The url can be an options object (which then must have .url)
9540 return jQuery.ajax( jQuery.extend( {
9541 url: url,
9542 type: method,
9543 dataType: type,
9544 data: data,
9545 success: callback
9546 }, jQuery.isPlainObject( url ) && url ) );
9547 };
9548} );
9549
9550
9551jQuery._evalUrl = function( url ) {
9552 return jQuery.ajax( {
9553 url: url,
9554
9555 // Make this explicit, since user can override this through ajaxSetup (#11264)
9556 type: "GET",
9557 dataType: "script",
9558 cache: true,
9559 async: false,
9560 global: false,
9561 "throws": true
9562 } );
9563};
9564
9565
9566jQuery.fn.extend( {
9567 wrapAll: function( html ) {
9568 var wrap;
9569
9570 if ( this[ 0 ] ) {
9571 if ( isFunction( html ) ) {
9572 html = html.call( this[ 0 ] );
9573 }
9574
9575 // The elements to wrap the target around
9576 wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
9577
9578 if ( this[ 0 ].parentNode ) {
9579 wrap.insertBefore( this[ 0 ] );
9580 }
9581
9582 wrap.map( function() {
9583 var elem = this;
9584
9585 while ( elem.firstElementChild ) {
9586 elem = elem.firstElementChild;
9587 }
9588
9589 return elem;
9590 } ).append( this );
9591 }
9592
9593 return this;
9594 },
9595
9596 wrapInner: function( html ) {
9597 if ( isFunction( html ) ) {
9598 return this.each( function( i ) {
9599 jQuery( this ).wrapInner( html.call( this, i ) );
9600 } );
9601 }
9602
9603 return this.each( function() {
9604 var self = jQuery( this ),
9605 contents = self.contents();
9606
9607 if ( contents.length ) {
9608 contents.wrapAll( html );
9609
9610 } else {
9611 self.append( html );
9612 }
9613 } );
9614 },
9615
9616 wrap: function( html ) {
9617 var htmlIsFunction = isFunction( html );
9618
9619 return this.each( function( i ) {
9620 jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
9621 } );
9622 },
9623
9624 unwrap: function( selector ) {
9625 this.parent( selector ).not( "body" ).each( function() {
9626 jQuery( this ).replaceWith( this.childNodes );
9627 } );
9628 return this;
9629 }
9630} );
9631
9632
9633jQuery.expr.pseudos.hidden = function( elem ) {
9634 return !jQuery.expr.pseudos.visible( elem );
9635};
9636jQuery.expr.pseudos.visible = function( elem ) {
9637 return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
9638};
9639
9640
9641
9642
9643jQuery.ajaxSettings.xhr = function() {
9644 try {
9645 return new window.XMLHttpRequest();
9646 } catch ( e ) {}
9647};
9648
9649var xhrSuccessStatus = {
9650
9651 // File protocol always yields status code 0, assume 200
9652 0: 200,
9653
9654 // Support: IE <=9 only
9655 // #1450: sometimes IE returns 1223 when it should be 204
9656 1223: 204
9657 },
9658 xhrSupported = jQuery.ajaxSettings.xhr();
9659
9660support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
9661support.ajax = xhrSupported = !!xhrSupported;
9662
9663jQuery.ajaxTransport( function( options ) {
9664 var callback, errorCallback;
9665
9666 // Cross domain only allowed if supported through XMLHttpRequest
9667 if ( support.cors || xhrSupported && !options.crossDomain ) {
9668 return {
9669 send: function( headers, complete ) {
9670 var i,
9671 xhr = options.xhr();
9672
9673 xhr.open(
9674 options.type,
9675 options.url,
9676 options.async,
9677 options.username,
9678 options.password
9679 );
9680
9681 // Apply custom fields if provided
9682 if ( options.xhrFields ) {
9683 for ( i in options.xhrFields ) {
9684 xhr[ i ] = options.xhrFields[ i ];
9685 }
9686 }
9687
9688 // Override mime type if needed
9689 if ( options.mimeType && xhr.overrideMimeType ) {
9690 xhr.overrideMimeType( options.mimeType );
9691 }
9692
9693 // X-Requested-With header
9694 // For cross-domain requests, seeing as conditions for a preflight are
9695 // akin to a jigsaw puzzle, we simply never set it to be sure.
9696 // (it can always be set on a per-request basis or even using ajaxSetup)
9697 // For same-domain requests, won't change header if already provided.
9698 if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
9699 headers[ "X-Requested-With" ] = "XMLHttpRequest";
9700 }
9701
9702 // Set headers
9703 for ( i in headers ) {
9704 xhr.setRequestHeader( i, headers[ i ] );
9705 }
9706
9707 // Callback
9708 callback = function( type ) {
9709 return function() {
9710 if ( callback ) {
9711 callback = errorCallback = xhr.onload =
9712 xhr.onerror = xhr.onabort = xhr.ontimeout =
9713 xhr.onreadystatechange = null;
9714
9715 if ( type === "abort" ) {
9716 xhr.abort();
9717 } else if ( type === "error" ) {
9718
9719 // Support: IE <=9 only
9720 // On a manual native abort, IE9 throws
9721 // errors on any property access that is not readyState
9722 if ( typeof xhr.status !== "number" ) {
9723 complete( 0, "error" );
9724 } else {
9725 complete(
9726
9727 // File: protocol always yields status 0; see #8605, #14207
9728 xhr.status,
9729 xhr.statusText
9730 );
9731 }
9732 } else {
9733 complete(
9734 xhrSuccessStatus[ xhr.status ] || xhr.status,
9735 xhr.statusText,
9736
9737 // Support: IE <=9 only
9738 // IE9 has no XHR2 but throws on binary (trac-11426)
9739 // For XHR2 non-text, let the caller handle it (gh-2498)
9740 ( xhr.responseType || "text" ) !== "text" ||
9741 typeof xhr.responseText !== "string" ?
9742 { binary: xhr.response } :
9743 { text: xhr.responseText },
9744 xhr.getAllResponseHeaders()
9745 );
9746 }
9747 }
9748 };
9749 };
9750
9751 // Listen to events
9752 xhr.onload = callback();
9753 errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" );
9754
9755 // Support: IE 9 only
9756 // Use onreadystatechange to replace onabort
9757 // to handle uncaught aborts
9758 if ( xhr.onabort !== undefined ) {
9759 xhr.onabort = errorCallback;
9760 } else {
9761 xhr.onreadystatechange = function() {
9762
9763 // Check readyState before timeout as it changes
9764 if ( xhr.readyState === 4 ) {
9765
9766 // Allow onerror to be called first,
9767 // but that will not handle a native abort
9768 // Also, save errorCallback to a variable
9769 // as xhr.onerror cannot be accessed
9770 window.setTimeout( function() {
9771 if ( callback ) {
9772 errorCallback();
9773 }
9774 } );
9775 }
9776 };
9777 }
9778
9779 // Create the abort callback
9780 callback = callback( "abort" );
9781
9782 try {
9783
9784 // Do send the request (this may raise an exception)
9785 xhr.send( options.hasContent && options.data || null );
9786 } catch ( e ) {
9787
9788 // #14683: Only rethrow if this hasn't been notified as an error yet
9789 if ( callback ) {
9790 throw e;
9791 }
9792 }
9793 },
9794
9795 abort: function() {
9796 if ( callback ) {
9797 callback();
9798 }
9799 }
9800 };
9801 }
9802} );
9803
9804
9805
9806
9807// Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432)
9808jQuery.ajaxPrefilter( function( s ) {
9809 if ( s.crossDomain ) {
9810 s.contents.script = false;
9811 }
9812} );
9813
9814// Install script dataType
9815jQuery.ajaxSetup( {
9816 accepts: {
9817 script: "text/javascript, application/javascript, " +
9818 "application/ecmascript, application/x-ecmascript"
9819 },
9820 contents: {
9821 script: /\b(?:java|ecma)script\b/
9822 },
9823 converters: {
9824 "text script": function( text ) {
9825 jQuery.globalEval( text );
9826 return text;
9827 }
9828 }
9829} );
9830
9831// Handle cache's special case and crossDomain
9832jQuery.ajaxPrefilter( "script", function( s ) {
9833 if ( s.cache === undefined ) {
9834 s.cache = false;
9835 }
9836 if ( s.crossDomain ) {
9837 s.type = "GET";
9838 }
9839} );
9840
9841// Bind script tag hack transport
9842jQuery.ajaxTransport( "script", function( s ) {
9843
9844 // This transport only deals with cross domain requests
9845 if ( s.crossDomain ) {
9846 var script, callback;
9847 return {
9848 send: function( _, complete ) {
9849 script = jQuery( "<script>" ).prop( {
9850 charset: s.scriptCharset,
9851 src: s.url
9852 } ).on(
9853 "load error",
9854 callback = function( evt ) {
9855 script.remove();
9856 callback = null;
9857 if ( evt ) {
9858 complete( evt.type === "error" ? 404 : 200, evt.type );
9859 }
9860 }
9861 );
9862
9863 // Use native DOM manipulation to avoid our domManip AJAX trickery
9864 document.head.appendChild( script[ 0 ] );
9865 },
9866 abort: function() {
9867 if ( callback ) {
9868 callback();
9869 }
9870 }
9871 };
9872 }
9873} );
9874
9875
9876
9877
9878var oldCallbacks = [],
9879 rjsonp = /(=)\?(?=&|$)|\?\?/;
9880
9881// Default jsonp settings
9882jQuery.ajaxSetup( {
9883 jsonp: "callback",
9884 jsonpCallback: function() {
9885 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
9886 this[ callback ] = true;
9887 return callback;
9888 }
9889} );
9890
9891// Detect, normalize options and install callbacks for jsonp requests
9892jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
9893
9894 var callbackName, overwritten, responseContainer,
9895 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
9896 "url" :
9897 typeof s.data === "string" &&
9898 ( s.contentType || "" )
9899 .indexOf( "application/x-www-form-urlencoded" ) === 0 &&
9900 rjsonp.test( s.data ) && "data"
9901 );
9902
9903 // Handle iff the expected data type is "jsonp" or we have a parameter to set
9904 if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
9905
9906 // Get callback name, remembering preexisting value associated with it
9907 callbackName = s.jsonpCallback = isFunction( s.jsonpCallback ) ?
9908 s.jsonpCallback() :
9909 s.jsonpCallback;
9910
9911 // Insert callback into url or form data
9912 if ( jsonProp ) {
9913 s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
9914 } else if ( s.jsonp !== false ) {
9915 s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
9916 }
9917
9918 // Use data converter to retrieve json after script execution
9919 s.converters[ "script json" ] = function() {
9920 if ( !responseContainer ) {
9921 jQuery.error( callbackName + " was not called" );
9922 }
9923 return responseContainer[ 0 ];
9924 };
9925
9926 // Force json dataType
9927 s.dataTypes[ 0 ] = "json";
9928
9929 // Install callback
9930 overwritten = window[ callbackName ];
9931 window[ callbackName ] = function() {
9932 responseContainer = arguments;
9933 };
9934
9935 // Clean-up function (fires after converters)
9936 jqXHR.always( function() {
9937
9938 // If previous value didn't exist - remove it
9939 if ( overwritten === undefined ) {
9940 jQuery( window ).removeProp( callbackName );
9941
9942 // Otherwise restore preexisting value
9943 } else {
9944 window[ callbackName ] = overwritten;
9945 }
9946
9947 // Save back as free
9948 if ( s[ callbackName ] ) {
9949
9950 // Make sure that re-using the options doesn't screw things around
9951 s.jsonpCallback = originalSettings.jsonpCallback;
9952
9953 // Save the callback name for future use
9954 oldCallbacks.push( callbackName );
9955 }
9956
9957 // Call if it was a function and we have a response
9958 if ( responseContainer && isFunction( overwritten ) ) {
9959 overwritten( responseContainer[ 0 ] );
9960 }
9961
9962 responseContainer = overwritten = undefined;
9963 } );
9964
9965 // Delegate to script
9966 return "script";
9967 }
9968} );
9969
9970
9971
9972
9973// Support: Safari 8 only
9974// In Safari 8 documents created via document.implementation.createHTMLDocument
9975// collapse sibling forms: the second one becomes a child of the first one.
9976// Because of that, this security measure has to be disabled in Safari 8.
9977// https://bugs.webkit.org/show_bug.cgi?id=137337
9978support.createHTMLDocument = ( function() {
9979 var body = document.implementation.createHTMLDocument( "" ).body;
9980 body.innerHTML = "<form></form><form></form>";
9981 return body.childNodes.length === 2;
9982} )();
9983
9984
9985// Argument "data" should be string of html
9986// context (optional): If specified, the fragment will be created in this context,
9987// defaults to document
9988// keepScripts (optional): If true, will include scripts passed in the html string
9989jQuery.parseHTML = function( data, context, keepScripts ) {
9990 if ( typeof data !== "string" ) {
9991 return [];
9992 }
9993 if ( typeof context === "boolean" ) {
9994 keepScripts = context;
9995 context = false;
9996 }
9997
9998 var base, parsed, scripts;
9999
10000 if ( !context ) {
10001
10002 // Stop scripts or inline event handlers from being executed immediately
10003 // by using document.implementation
10004 if ( support.createHTMLDocument ) {
10005 context = document.implementation.createHTMLDocument( "" );
10006
10007 // Set the base href for the created document
10008 // so any parsed elements with URLs
10009 // are based on the document's URL (gh-2965)
10010 base = context.createElement( "base" );
10011 base.href = document.location.href;
10012 context.head.appendChild( base );
10013 } else {
10014 context = document;
10015 }
10016 }
10017
10018 parsed = rsingleTag.exec( data );
10019 scripts = !keepScripts && [];
10020
10021 // Single tag
10022 if ( parsed ) {
10023 return [ context.createElement( parsed[ 1 ] ) ];
10024 }
10025
10026 parsed = buildFragment( [ data ], context, scripts );
10027
10028 if ( scripts && scripts.length ) {
10029 jQuery( scripts ).remove();
10030 }
10031
10032 return jQuery.merge( [], parsed.childNodes );
10033};
10034
10035
10036/**
10037 * Load a url into a page
10038 */
10039jQuery.fn.load = function( url, params, callback ) {
10040 var selector, type, response,
10041 self = this,
10042 off = url.indexOf( " " );
10043
10044 if ( off > -1 ) {
10045 selector = stripAndCollapse( url.slice( off ) );
10046 url = url.slice( 0, off );
10047 }
10048
10049 // If it's a function
10050 if ( isFunction( params ) ) {
10051
10052 // We assume that it's the callback
10053 callback = params;
10054 params = undefined;
10055
10056 // Otherwise, build a param string
10057 } else if ( params && typeof params === "object" ) {
10058 type = "POST";
10059 }
10060
10061 // If we have elements to modify, make the request
10062 if ( self.length > 0 ) {
10063 jQuery.ajax( {
10064 url: url,
10065
10066 // If "type" variable is undefined, then "GET" method will be used.
10067 // Make value of this field explicit since
10068 // user can override it through ajaxSetup method
10069 type: type || "GET",
10070 dataType: "html",
10071 data: params
10072 } ).done( function( responseText ) {
10073
10074 // Save response for use in complete callback
10075 response = arguments;
10076
10077 self.html( selector ?
10078
10079 // If a selector was specified, locate the right elements in a dummy div
10080 // Exclude scripts to avoid IE 'Permission Denied' errors
10081 jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
10082
10083 // Otherwise use the full result
10084 responseText );
10085
10086 // If the request succeeds, this function gets "data", "status", "jqXHR"
10087 // but they are ignored because response was set above.
10088 // If it fails, this function gets "jqXHR", "status", "error"
10089 } ).always( callback && function( jqXHR, status ) {
10090 self.each( function() {
10091 callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] );
10092 } );
10093 } );
10094 }
10095
10096 return this;
10097};
10098
10099
10100
10101
10102// Attach a bunch of functions for handling common AJAX events
10103jQuery.each( [
10104 "ajaxStart",
10105 "ajaxStop",
10106 "ajaxComplete",
10107 "ajaxError",
10108 "ajaxSuccess",
10109 "ajaxSend"
10110], function( i, type ) {
10111 jQuery.fn[ type ] = function( fn ) {
10112 return this.on( type, fn );
10113 };
10114} );
10115
10116
10117
10118
10119jQuery.expr.pseudos.animated = function( elem ) {
10120 return jQuery.grep( jQuery.timers, function( fn ) {
10121 return elem === fn.elem;
10122 } ).length;
10123};
10124
10125
10126
10127
10128jQuery.offset = {
10129 setOffset: function( elem, options, i ) {
10130 var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
10131 position = jQuery.css( elem, "position" ),
10132 curElem = jQuery( elem ),
10133 props = {};
10134
10135 // Set position first, in-case top/left are set even on static elem
10136 if ( position === "static" ) {
10137 elem.style.position = "relative";
10138 }
10139
10140 curOffset = curElem.offset();
10141 curCSSTop = jQuery.css( elem, "top" );
10142 curCSSLeft = jQuery.css( elem, "left" );
10143 calculatePosition = ( position === "absolute" || position === "fixed" ) &&
10144 ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
10145
10146 // Need to be able to calculate position if either
10147 // top or left is auto and position is either absolute or fixed
10148 if ( calculatePosition ) {
10149 curPosition = curElem.position();
10150 curTop = curPosition.top;
10151 curLeft = curPosition.left;
10152
10153 } else {
10154 curTop = parseFloat( curCSSTop ) || 0;
10155 curLeft = parseFloat( curCSSLeft ) || 0;
10156 }
10157
10158 if ( isFunction( options ) ) {
10159
10160 // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
10161 options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
10162 }
10163
10164 if ( options.top != null ) {
10165 props.top = ( options.top - curOffset.top ) + curTop;
10166 }
10167 if ( options.left != null ) {
10168 props.left = ( options.left - curOffset.left ) + curLeft;
10169 }
10170
10171 if ( "using" in options ) {
10172 options.using.call( elem, props );
10173
10174 } else {
10175 curElem.css( props );
10176 }
10177 }
10178};
10179
10180jQuery.fn.extend( {
10181
10182 // offset() relates an element's border box to the document origin
10183 offset: function( options ) {
10184
10185 // Preserve chaining for setter
10186 if ( arguments.length ) {
10187 return options === undefined ?
10188 this :
10189 this.each( function( i ) {
10190 jQuery.offset.setOffset( this, options, i );
10191 } );
10192 }
10193
10194 var rect, win,
10195 elem = this[ 0 ];
10196
10197 if ( !elem ) {
10198 return;
10199 }
10200
10201 // Return zeros for disconnected and hidden (display: none) elements (gh-2310)
10202 // Support: IE <=11 only
10203 // Running getBoundingClientRect on a
10204 // disconnected node in IE throws an error
10205 if ( !elem.getClientRects().length ) {
10206 return { top: 0, left: 0 };
10207 }
10208
10209 // Get document-relative position by adding viewport scroll to viewport-relative gBCR
10210 rect = elem.getBoundingClientRect();
10211 win = elem.ownerDocument.defaultView;
10212 return {
10213 top: rect.top + win.pageYOffset,
10214 left: rect.left + win.pageXOffset
10215 };
10216 },
10217
10218 // position() relates an element's margin box to its offset parent's padding box
10219 // This corresponds to the behavior of CSS absolute positioning
10220 position: function() {
10221 if ( !this[ 0 ] ) {
10222 return;
10223 }
10224
10225 var offsetParent, offset, doc,
10226 elem = this[ 0 ],
10227 parentOffset = { top: 0, left: 0 };
10228
10229 // position:fixed elements are offset from the viewport, which itself always has zero offset
10230 if ( jQuery.css( elem, "position" ) === "fixed" ) {
10231
10232 // Assume position:fixed implies availability of getBoundingClientRect
10233 offset = elem.getBoundingClientRect();
10234
10235 } else {
10236 offset = this.offset();
10237
10238 // Account for the *real* offset parent, which can be the document or its root element
10239 // when a statically positioned element is identified
10240 doc = elem.ownerDocument;
10241 offsetParent = elem.offsetParent || doc.documentElement;
10242 while ( offsetParent &&
10243 ( offsetParent === doc.body || offsetParent === doc.documentElement ) &&
10244 jQuery.css( offsetParent, "position" ) === "static" ) {
10245
10246 offsetParent = offsetParent.parentNode;
10247 }
10248 if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) {
10249
10250 // Incorporate borders into its offset, since they are outside its content origin
10251 parentOffset = jQuery( offsetParent ).offset();
10252 parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true );
10253 parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true );
10254 }
10255 }
10256
10257 // Subtract parent offsets and element margins
10258 return {
10259 top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
10260 left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
10261 };
10262 },
10263
10264 // This method will return documentElement in the following cases:
10265 // 1) For the element inside the iframe without offsetParent, this method will return
10266 // documentElement of the parent window
10267 // 2) For the hidden or detached element
10268 // 3) For body or html element, i.e. in case of the html node - it will return itself
10269 //
10270 // but those exceptions were never presented as a real life use-cases
10271 // and might be considered as more preferable results.
10272 //
10273 // This logic, however, is not guaranteed and can change at any point in the future
10274 offsetParent: function() {
10275 return this.map( function() {
10276 var offsetParent = this.offsetParent;
10277
10278 while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
10279 offsetParent = offsetParent.offsetParent;
10280 }
10281
10282 return offsetParent || documentElement;
10283 } );
10284 }
10285} );
10286
10287// Create scrollLeft and scrollTop methods
10288jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
10289 var top = "pageYOffset" === prop;
10290
10291 jQuery.fn[ method ] = function( val ) {
10292 return access( this, function( elem, method, val ) {
10293
10294 // Coalesce documents and windows
10295 var win;
10296 if ( isWindow( elem ) ) {
10297 win = elem;
10298 } else if ( elem.nodeType === 9 ) {
10299 win = elem.defaultView;
10300 }
10301
10302 if ( val === undefined ) {
10303 return win ? win[ prop ] : elem[ method ];
10304 }
10305
10306 if ( win ) {
10307 win.scrollTo(
10308 !top ? val : win.pageXOffset,
10309 top ? val : win.pageYOffset
10310 );
10311
10312 } else {
10313 elem[ method ] = val;
10314 }
10315 }, method, val, arguments.length );
10316 };
10317} );
10318
10319// Support: Safari <=7 - 9.1, Chrome <=37 - 49
10320// Add the top/left cssHooks using jQuery.fn.position
10321// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
10322// Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
10323// getComputedStyle returns percent when specified for top/left/bottom/right;
10324// rather than make the css module depend on the offset module, just check for it here
10325jQuery.each( [ "top", "left" ], function( i, prop ) {
10326 jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
10327 function( elem, computed ) {
10328 if ( computed ) {
10329 computed = curCSS( elem, prop );
10330
10331 // If curCSS returns percentage, fallback to offset
10332 return rnumnonpx.test( computed ) ?
10333 jQuery( elem ).position()[ prop ] + "px" :
10334 computed;
10335 }
10336 }
10337 );
10338} );
10339
10340
10341// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
10342jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
10343 jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name },
10344 function( defaultExtra, funcName ) {
10345
10346 // Margin is only for outerHeight, outerWidth
10347 jQuery.fn[ funcName ] = function( margin, value ) {
10348 var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
10349 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
10350
10351 return access( this, function( elem, type, value ) {
10352 var doc;
10353
10354 if ( isWindow( elem ) ) {
10355
10356 // $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
10357 return funcName.indexOf( "outer" ) === 0 ?
10358 elem[ "inner" + name ] :
10359 elem.document.documentElement[ "client" + name ];
10360 }
10361
10362 // Get document width or height
10363 if ( elem.nodeType === 9 ) {
10364 doc = elem.documentElement;
10365
10366 // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
10367 // whichever is greatest
10368 return Math.max(
10369 elem.body[ "scroll" + name ], doc[ "scroll" + name ],
10370 elem.body[ "offset" + name ], doc[ "offset" + name ],
10371 doc[ "client" + name ]
10372 );
10373 }
10374
10375 return value === undefined ?
10376
10377 // Get width or height on the element, requesting but not forcing parseFloat
10378 jQuery.css( elem, type, extra ) :
10379
10380 // Set width or height on the element
10381 jQuery.style( elem, type, value, extra );
10382 }, type, chainable ? margin : undefined, chainable );
10383 };
10384 } );
10385} );
10386
10387
10388jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " +
10389 "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
10390 "change select submit keydown keypress keyup contextmenu" ).split( " " ),
10391 function( i, name ) {
10392
10393 // Handle event binding
10394 jQuery.fn[ name ] = function( data, fn ) {
10395 return arguments.length > 0 ?
10396 this.on( name, null, data, fn ) :
10397 this.trigger( name );
10398 };
10399} );
10400
10401jQuery.fn.extend( {
10402 hover: function( fnOver, fnOut ) {
10403 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
10404 }
10405} );
10406
10407
10408
10409
10410jQuery.fn.extend( {
10411
10412 bind: function( types, data, fn ) {
10413 return this.on( types, null, data, fn );
10414 },
10415 unbind: function( types, fn ) {
10416 return this.off( types, null, fn );
10417 },
10418
10419 delegate: function( selector, types, data, fn ) {
10420 return this.on( types, selector, data, fn );
10421 },
10422 undelegate: function( selector, types, fn ) {
10423
10424 // ( namespace ) or ( selector, types [, fn] )
10425 return arguments.length === 1 ?
10426 this.off( selector, "**" ) :
10427 this.off( types, selector || "**", fn );
10428 }
10429} );
10430
10431// Bind a function to a context, optionally partially applying any
10432// arguments.
10433// jQuery.proxy is deprecated to promote standards (specifically Function#bind)
10434// However, it is not slated for removal any time soon
10435jQuery.proxy = function( fn, context ) {
10436 var tmp, args, proxy;
10437
10438 if ( typeof context === "string" ) {
10439 tmp = fn[ context ];
10440 context = fn;
10441 fn = tmp;
10442 }
10443
10444 // Quick check to determine if target is callable, in the spec
10445 // this throws a TypeError, but we will just return undefined.
10446 if ( !isFunction( fn ) ) {
10447 return undefined;
10448 }
10449
10450 // Simulated bind
10451 args = slice.call( arguments, 2 );
10452 proxy = function() {
10453 return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
10454 };
10455
10456 // Set the guid of unique handler to the same of original handler, so it can be removed
10457 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
10458
10459 return proxy;
10460};
10461
10462jQuery.holdReady = function( hold ) {
10463 if ( hold ) {
10464 jQuery.readyWait++;
10465 } else {
10466 jQuery.ready( true );
10467 }
10468};
10469jQuery.isArray = Array.isArray;
10470jQuery.parseJSON = JSON.parse;
10471jQuery.nodeName = nodeName;
10472jQuery.isFunction = isFunction;
10473jQuery.isWindow = isWindow;
10474jQuery.camelCase = camelCase;
10475jQuery.type = toType;
10476
10477jQuery.now = Date.now;
10478
10479jQuery.isNumeric = function( obj ) {
10480
10481 // As of jQuery 3.0, isNumeric is limited to
10482 // strings and numbers (primitives or objects)
10483 // that can be coerced to finite numbers (gh-2662)
10484 var type = jQuery.type( obj );
10485 return ( type === "number" || type === "string" ) &&
10486
10487 // parseFloat NaNs numeric-cast false positives ("")
10488 // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
10489 // subtraction forces infinities to NaN
10490 !isNaN( obj - parseFloat( obj ) );
10491};
10492
10493
10494
10495
10496// Register as a named AMD module, since jQuery can be concatenated with other
10497// files that may use define, but not via a proper concatenation script that
10498// understands anonymous AMD modules. A named AMD is safest and most robust
10499// way to register. Lowercase jquery is used because AMD module names are
10500// derived from file names, and jQuery is normally delivered in a lowercase
10501// file name. Do this after creating the global so that if an AMD module wants
10502// to call noConflict to hide this version of jQuery, it will work.
10503
10504// Note that for maximum portability, libraries that are not jQuery should
10505// declare themselves as anonymous modules, and avoid setting a global if an
10506// AMD loader is present. jQuery is a special case. For more information, see
10507// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
10508
10509if ( typeof define === "function" && define.amd ) {
10510 define( "jquery", [], function() {
10511 return jQuery;
10512 } );
10513}
10514
10515
10516
10517
10518var
10519
10520 // Map over jQuery in case of overwrite
10521 _jQuery = window.jQuery,
10522
10523 // Map over the $ in case of overwrite
10524 _$ = window.$;
10525
10526jQuery.noConflict = function( deep ) {
10527 if ( window.$ === jQuery ) {
10528 window.$ = _$;
10529 }
10530
10531 if ( deep && window.jQuery === jQuery ) {
10532 window.jQuery = _jQuery;
10533 }
10534
10535 return jQuery;
10536};
10537
10538// Expose jQuery and $ identifiers, even in AMD
10539// (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
10540// and CommonJS for browser emulators (#13566)
10541if ( !noGlobal ) {
10542 window.jQuery = window.$ = jQuery;
10543}
10544
10545
10546
10547
10548return jQuery;
10549} );
10550//# sourceURL=/Users/viktoria/node_modules/jquery/dist/jquery.js</script></head>
10551
10552
10553</head>
10554<body>
10555
10556
10557</body>
10558</html>