· 6 years ago · Aug 23, 2019, 03:04 AM
1<?php
2/**
3 * Used to set up and fix common variables and include
4 * the WordPress procedural and class library.
5 *
6 * Allows for some configuration in wp-config.php (see default-constants.php)
7 *
8 * @package WordPress
9 */
10
11/**
12 * Stores the location of the WordPress directory of functions, classes, and core content.
13 *
14 * @since 1.0.0
15 */
16define( 'WPINC', 'wp-includes' );
17
18// Include files required for initialization.
19require( ABSPATH . WPINC . '/load.php' );
20require( ABSPATH . WPINC . '/class-wp-paused-extensions-storage.php' );
21require( ABSPATH . WPINC . '/class-wp-fatal-error-handler.php' );
22require( ABSPATH . WPINC . '/class-wp-recovery-mode-cookie-service.php' );
23require( ABSPATH . WPINC . '/class-wp-recovery-mode-key-service.php' );
24require( ABSPATH . WPINC . '/class-wp-recovery-mode-link-service.php' );
25require( ABSPATH . WPINC . '/class-wp-recovery-mode-email-service.php' );
26require( ABSPATH . WPINC . '/class-wp-recovery-mode.php' );
27require( ABSPATH . WPINC . '/error-protection.php' );
28require( ABSPATH . WPINC . '/default-constants.php' );
29require_once( ABSPATH . WPINC . '/plugin.php' );
30
31/*
32 * These can't be directly globalized in version.php. When updating,
33 * we're including version.php from another installation and don't want
34 * these values to be overridden if already set.
35 */
36global $wp_version, $wp_db_version, $tinymce_version, $required_php_version, $required_mysql_version, $wp_local_package;
37require( ABSPATH . WPINC . '/version.php' );
38
39/**
40 * If not already configured, `$blog_id` will default to 1 in a single site
41 * configuration. In multisite, it will be overridden by default in ms-settings.php.
42 *
43 * @global int $blog_id
44 * @since 2.0.0
45 */
46global $blog_id;
47
48// Set initial default constants including WP_MEMORY_LIMIT, WP_MAX_MEMORY_LIMIT, WP_DEBUG, SCRIPT_DEBUG, WP_CONTENT_DIR and WP_CACHE.
49wp_initial_constants();
50
51// Make sure we register the shutdown handler for fatal errors as soon as possible.
52wp_register_fatal_error_handler();
53
54// Check for the required PHP version and for the MySQL extension or a database drop-in.
55wp_check_php_mysql_versions();
56
57// Disable magic quotes at runtime. Magic quotes are added using wpdb later in wp-settings.php.
58@ini_set( 'magic_quotes_runtime', 0 );
59@ini_set( 'magic_quotes_sybase', 0 );
60
61// WordPress calculates offsets from UTC.
62date_default_timezone_set( 'UTC' );
63
64// Turn register_globals off.
65wp_unregister_GLOBALS();
66
67// Standardize $_SERVER variables across setups.
68wp_fix_server_vars();
69
70// Check if we have received a request due to missing favicon.ico
71wp_favicon_request();
72
73// Check if we're in maintenance mode.
74wp_maintenance();
75
76// Start loading timer.
77timer_start();
78
79// Check if we're in WP_DEBUG mode.
80wp_debug_mode();
81
82/**
83 * Filters whether to enable loading of the advanced-cache.php drop-in.
84 *
85 * This filter runs before it can be used by plugins. It is designed for non-web
86 * run-times. If false is returned, advanced-cache.php will never be loaded.
87 *
88 * @since 4.6.0
89 *
90 * @param bool $enable_advanced_cache Whether to enable loading advanced-cache.php (if present).
91 * Default true.
92 */
93if ( WP_CACHE && apply_filters( 'enable_loading_advanced_cache_dropin', true ) ) {
94 // For an advanced caching plugin to use. Uses a static drop-in because you would only want one.
95 WP_DEBUG ? include( WP_CONTENT_DIR . '/advanced-cache.php' ) : @include( WP_CONTENT_DIR . '/advanced-cache.php' );
96
97 // Re-initialize any hooks added manually by advanced-cache.php
98 if ( $wp_filter ) {
99 $wp_filter = WP_Hook::build_preinitialized_hooks( $wp_filter );
100 }
101}
102
103// Define WP_LANG_DIR if not set.
104wp_set_lang_dir();
105
106// Load early WordPress files.
107require( ABSPATH . WPINC . '/compat.php' );
108require( ABSPATH . WPINC . '/class-wp-list-util.php' );
109require( ABSPATH . WPINC . '/formatting.php' );
110require( ABSPATH . WPINC . '/meta.php' );
111require( ABSPATH . WPINC . '/functions.php' );
112require( ABSPATH . WPINC . '/class-wp-meta-query.php' );
113require( ABSPATH . WPINC . '/class-wp-matchesmapregex.php' );
114require( ABSPATH . WPINC . '/class-wp.php' );
115require( ABSPATH . WPINC . '/class-wp-error.php' );
116require( ABSPATH . WPINC . '/pomo/mo.php' );
117
118// Include the wpdb class and, if present, a db.php database drop-in.
119global $wpdb;
120require_wp_db();
121
122// Set the database table prefix and the format specifiers for database table columns.
123$GLOBALS['table_prefix'] = $table_prefix;
124wp_set_wpdb_vars();
125
126// Start the WordPress object cache, or an external object cache if the drop-in is present.
127wp_start_object_cache();
128
129// Attach the default filters.
130require( ABSPATH . WPINC . '/default-filters.php' );
131
132// Initialize multisite if enabled.
133if ( is_multisite() ) {
134 require( ABSPATH . WPINC . '/class-wp-site-query.php' );
135 require( ABSPATH . WPINC . '/class-wp-network-query.php' );
136 require( ABSPATH . WPINC . '/ms-blogs.php' );
137 require( ABSPATH . WPINC . '/ms-settings.php' );
138} elseif ( ! defined( 'MULTISITE' ) ) {
139 define( 'MULTISITE', false );
140}
141
142register_shutdown_function( 'shutdown_action_hook' );
143
144// Stop most of WordPress from being loaded if we just want the basics.
145if ( SHORTINIT ) {
146 return false;
147}
148
149// Load the L10n library.
150require_once( ABSPATH . WPINC . '/l10n.php' );
151require_once( ABSPATH . WPINC . '/class-wp-locale.php' );
152require_once( ABSPATH . WPINC . '/class-wp-locale-switcher.php' );
153
154// Run the installer if WordPress is not installed.
155wp_not_installed();
156
157// Load most of WordPress.
158require( ABSPATH . WPINC . '/class-wp-walker.php' );
159require( ABSPATH . WPINC . '/class-wp-ajax-response.php' );
160require( ABSPATH . WPINC . '/capabilities.php' );
161require( ABSPATH . WPINC . '/class-wp-roles.php' );
162require( ABSPATH . WPINC . '/class-wp-role.php' );
163require( ABSPATH . WPINC . '/class-wp-user.php' );
164require( ABSPATH . WPINC . '/class-wp-query.php' );
165require( ABSPATH . WPINC . '/query.php' );
166require( ABSPATH . WPINC . '/date.php' );
167require( ABSPATH . WPINC . '/theme.php' );
168require( ABSPATH . WPINC . '/class-wp-theme.php' );
169require( ABSPATH . WPINC . '/template.php' );
170require( ABSPATH . WPINC . '/user.php' );
171require( ABSPATH . WPINC . '/class-wp-user-query.php' );
172require( ABSPATH . WPINC . '/class-wp-session-tokens.php' );
173require( ABSPATH . WPINC . '/class-wp-user-meta-session-tokens.php' );
174require( ABSPATH . WPINC . '/class-wp-metadata-lazyloader.php' );
175require( ABSPATH . WPINC . '/general-template.php' );
176require( ABSPATH . WPINC . '/link-template.php' );
177require( ABSPATH . WPINC . '/author-template.php' );
178require( ABSPATH . WPINC . '/post.php' );
179require( ABSPATH . WPINC . '/class-walker-page.php' );
180require( ABSPATH . WPINC . '/class-walker-page-dropdown.php' );
181require( ABSPATH . WPINC . '/class-wp-post-type.php' );
182require( ABSPATH . WPINC . '/class-wp-post.php' );
183require( ABSPATH . WPINC . '/post-template.php' );
184require( ABSPATH . WPINC . '/revision.php' );
185require( ABSPATH . WPINC . '/post-formats.php' );
186require( ABSPATH . WPINC . '/post-thumbnail-template.php' );
187require( ABSPATH . WPINC . '/category.php' );
188require( ABSPATH . WPINC . '/class-walker-category.php' );
189require( ABSPATH . WPINC . '/class-walker-category-dropdown.php' );
190require( ABSPATH . WPINC . '/category-template.php' );
191require( ABSPATH . WPINC . '/comment.php' );
192require( ABSPATH . WPINC . '/class-wp-comment.php' );
193require( ABSPATH . WPINC . '/class-wp-comment-query.php' );
194require( ABSPATH . WPINC . '/class-walker-comment.php' );
195require( ABSPATH . WPINC . '/comment-template.php' );
196require( ABSPATH . WPINC . '/rewrite.php' );
197require( ABSPATH . WPINC . '/class-wp-rewrite.php' );
198require( ABSPATH . WPINC . '/feed.php' );
199require( ABSPATH . WPINC . '/bookmark.php' );
200require( ABSPATH . WPINC . '/bookmark-template.php' );
201require( ABSPATH . WPINC . '/kses.php' );
202require( ABSPATH . WPINC . '/cron.php' );
203require( ABSPATH . WPINC . '/deprecated.php' );
204require( ABSPATH . WPINC . '/script-loader.php' );
205require( ABSPATH . WPINC . '/taxonomy.php' );
206require( ABSPATH . WPINC . '/class-wp-taxonomy.php' );
207require( ABSPATH . WPINC . '/class-wp-term.php' );
208require( ABSPATH . WPINC . '/class-wp-term-query.php' );
209require( ABSPATH . WPINC . '/class-wp-tax-query.php' );
210require( ABSPATH . WPINC . '/update.php' );
211require( ABSPATH . WPINC . '/canonical.php' );
212require( ABSPATH . WPINC . '/shortcodes.php' );
213require( ABSPATH . WPINC . '/embed.php' );
214require( ABSPATH . WPINC . '/class-wp-embed.php' );
215require( ABSPATH . WPINC . '/class-oembed.php' );
216require( ABSPATH . WPINC . '/class-wp-oembed-controller.php' );
217require( ABSPATH . WPINC . '/media.php' );
218require( ABSPATH . WPINC . '/http.php' );
219require( ABSPATH . WPINC . '/class-http.php' );
220require( ABSPATH . WPINC . '/class-wp-http-streams.php' );
221require( ABSPATH . WPINC . '/class-wp-http-curl.php' );
222require( ABSPATH . WPINC . '/class-wp-http-proxy.php' );
223require( ABSPATH . WPINC . '/class-wp-http-cookie.php' );
224require( ABSPATH . WPINC . '/class-wp-http-encoding.php' );
225require( ABSPATH . WPINC . '/class-wp-http-response.php' );
226require( ABSPATH . WPINC . '/class-wp-http-requests-response.php' );
227require( ABSPATH . WPINC . '/class-wp-http-requests-hooks.php' );
228require( ABSPATH . WPINC . '/widgets.php' );
229require( ABSPATH . WPINC . '/class-wp-widget.php' );
230require( ABSPATH . WPINC . '/class-wp-widget-factory.php' );
231require( ABSPATH . WPINC . '/nav-menu.php' );
232require( ABSPATH . WPINC . '/nav-menu-template.php' );
233require( ABSPATH . WPINC . '/admin-bar.php' );
234require( ABSPATH . WPINC . '/rest-api.php' );
235require( ABSPATH . WPINC . '/rest-api/class-wp-rest-server.php' );
236require( ABSPATH . WPINC . '/rest-api/class-wp-rest-response.php' );
237require( ABSPATH . WPINC . '/rest-api/class-wp-rest-request.php' );
238require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-controller.php' );
239require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-posts-controller.php' );
240require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-attachments-controller.php' );
241require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-types-controller.php' );
242require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-statuses-controller.php' );
243require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-revisions-controller.php' );
244require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-autosaves-controller.php' );
245require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-taxonomies-controller.php' );
246require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-terms-controller.php' );
247require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-users-controller.php' );
248require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-comments-controller.php' );
249require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-search-controller.php' );
250require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-blocks-controller.php' );
251require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-block-renderer-controller.php' );
252require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-settings-controller.php' );
253require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-themes-controller.php' );
254require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-meta-fields.php' );
255require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-comment-meta-fields.php' );
256require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-post-meta-fields.php' );
257require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-term-meta-fields.php' );
258require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-user-meta-fields.php' );
259require( ABSPATH . WPINC . '/rest-api/search/class-wp-rest-search-handler.php' );
260require( ABSPATH . WPINC . '/rest-api/search/class-wp-rest-post-search-handler.php' );
261require( ABSPATH . WPINC . '/class-wp-block-type.php' );
262require( ABSPATH . WPINC . '/class-wp-block-type-registry.php' );
263require( ABSPATH . WPINC . '/class-wp-block-parser.php' );
264require( ABSPATH . WPINC . '/blocks.php' );
265require( ABSPATH . WPINC . '/blocks/archives.php' );
266require( ABSPATH . WPINC . '/blocks/block.php' );
267require( ABSPATH . WPINC . '/blocks/calendar.php' );
268require( ABSPATH . WPINC . '/blocks/categories.php' );
269require( ABSPATH . WPINC . '/blocks/latest-comments.php' );
270require( ABSPATH . WPINC . '/blocks/latest-posts.php' );
271require( ABSPATH . WPINC . '/blocks/rss.php' );
272require( ABSPATH . WPINC . '/blocks/search.php' );
273require( ABSPATH . WPINC . '/blocks/shortcode.php' );
274require( ABSPATH . WPINC . '/blocks/tag-cloud.php' );
275
276$GLOBALS['wp_embed'] = new WP_Embed();
277
278// Load multisite-specific files.
279if ( is_multisite() ) {
280 require( ABSPATH . WPINC . '/ms-functions.php' );
281 require( ABSPATH . WPINC . '/ms-default-filters.php' );
282 require( ABSPATH . WPINC . '/ms-deprecated.php' );
283}
284
285// Define constants that rely on the API to obtain the default value.
286// Define must-use plugin directory constants, which may be overridden in the sunrise.php drop-in.
287wp_plugin_directory_constants();
288
289$GLOBALS['wp_plugin_paths'] = array();
290
291// Load must-use plugins.
292foreach ( wp_get_mu_plugins() as $mu_plugin ) {
293 include_once( $mu_plugin );
294
295 /**
296 * Fires once a single must-use plugin has loaded.
297 *
298 * @since 5.1.0
299 *
300 * @param string $mu_plugin Full path to the plugin's main file.
301 */
302 do_action( 'mu_plugin_loaded', $mu_plugin );
303}
304unset( $mu_plugin );
305
306// Load network activated plugins.
307if ( is_multisite() ) {
308 foreach ( wp_get_active_network_plugins() as $network_plugin ) {
309 wp_register_plugin_realpath( $network_plugin );
310 include_once( $network_plugin );
311
312 /**
313 * Fires once a single network-activated plugin has loaded.
314 *
315 * @since 5.1.0
316 *
317 * @param string $network_plugin Full path to the plugin's main file.
318 */
319 do_action( 'network_plugin_loaded', $network_plugin );
320 }
321 unset( $network_plugin );
322}
323
324/**
325 * Fires once all must-use and network-activated plugins have loaded.
326 *
327 * @since 2.8.0
328 */
329do_action( 'muplugins_loaded' );
330
331if ( is_multisite() ) {
332 ms_cookie_constants();
333}
334
335// Define constants after multisite is loaded.
336wp_cookie_constants();
337
338// Define and enforce our SSL constants
339wp_ssl_constants();
340
341// Create common globals.
342require( ABSPATH . WPINC . '/vars.php' );
343
344// Make taxonomies and posts available to plugins and themes.
345// @plugin authors: warning: these get registered again on the init hook.
346create_initial_taxonomies();
347create_initial_post_types();
348
349wp_start_scraping_edited_file_errors();
350
351// Register the default theme directory root
352register_theme_directory( get_theme_root() );
353
354if ( ! is_multisite() ) {
355 // Handle users requesting a recovery mode link and initiating recovery mode.
356 wp_recovery_mode()->initialize();
357}
358
359// Load active plugins.
360foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
361 wp_register_plugin_realpath( $plugin );
362 include_once( $plugin );
363
364 /**
365 * Fires once a single activated plugin has loaded.
366 *
367 * @since 5.1.0
368 *
369 * @param string $plugin Full path to the plugin's main file.
370 */
371 do_action( 'plugin_loaded', $plugin );
372}
373unset( $plugin );
374
375// Load pluggable functions.
376require( ABSPATH . WPINC . '/pluggable.php' );
377require( ABSPATH . WPINC . '/pluggable-deprecated.php' );
378
379// Set internal encoding.
380wp_set_internal_encoding();
381
382// Run wp_cache_postload() if object cache is enabled and the function exists.
383if ( WP_CACHE && function_exists( 'wp_cache_postload' ) ) {
384 wp_cache_postload();
385}
386
387/**
388 * Fires once activated plugins have loaded.
389 *
390 * Pluggable functions are also available at this point in the loading order.
391 *
392 * @since 1.5.0
393 */
394do_action( 'plugins_loaded' );
395
396// Define constants which affect functionality if not already defined.
397wp_functionality_constants();
398
399// Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
400wp_magic_quotes();
401
402/**
403 * Fires when comment cookies are sanitized.
404 *
405 * @since 2.0.11
406 */
407do_action( 'sanitize_comment_cookies' );
408
409/**
410 * WordPress Query object
411 *
412 * @global WP_Query $wp_the_query
413 * @since 2.0.0
414 */
415$GLOBALS['wp_the_query'] = new WP_Query();
416
417/**
418 * Holds the reference to @see $wp_the_query
419 * Use this global for WordPress queries
420 *
421 * @global WP_Query $wp_query
422 * @since 1.5.0
423 */
424$GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
425
426/**
427 * Holds the WordPress Rewrite object for creating pretty URLs
428 *
429 * @global WP_Rewrite $wp_rewrite
430 * @since 1.5.0
431 */
432$GLOBALS['wp_rewrite'] = new WP_Rewrite();
433
434/**
435 * WordPress Object
436 *
437 * @global WP $wp
438 * @since 2.0.0
439 */
440$GLOBALS['wp'] = new WP();
441
442/**
443 * WordPress Widget Factory Object
444 *
445 * @global WP_Widget_Factory $wp_widget_factory
446 * @since 2.8.0
447 */
448$GLOBALS['wp_widget_factory'] = new WP_Widget_Factory();
449
450/**
451 * WordPress User Roles
452 *
453 * @global WP_Roles $wp_roles
454 * @since 2.0.0
455 */
456$GLOBALS['wp_roles'] = new WP_Roles();
457
458/**
459 * Fires before the theme is loaded.
460 *
461 * @since 2.6.0
462 */
463do_action( 'setup_theme' );
464
465// Define the template related constants.
466wp_templating_constants();
467
468// Load the default text localization domain.
469load_default_textdomain();
470
471$locale = get_locale();
472$locale_file = WP_LANG_DIR . "/$locale.php";
473if ( ( 0 === validate_file( $locale ) ) && is_readable( $locale_file ) ) {
474 require( $locale_file );
475}
476unset( $locale_file );
477
478/**
479 * WordPress Locale object for loading locale domain date and various strings.
480 *
481 * @global WP_Locale $wp_locale
482 * @since 2.1.0
483 */
484$GLOBALS['wp_locale'] = new WP_Locale();
485
486/**
487 * WordPress Locale Switcher object for switching locales.
488 *
489 * @since 4.7.0
490 *
491 * @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
492 */
493$GLOBALS['wp_locale_switcher'] = new WP_Locale_Switcher();
494$GLOBALS['wp_locale_switcher']->init();
495
496// Load the functions for the active theme, for both parent and child theme if applicable.
497foreach ( wp_get_active_and_valid_themes() as $theme ) {
498 if ( file_exists( $theme . '/functions.php' ) ) {
499 include $theme . '/functions.php';
500 }
501}
502unset( $theme );
503
504/**
505 * Fires after the theme is loaded.
506 *
507 * @since 3.0.0
508 */
509do_action( 'after_setup_theme' );
510
511// Set up current user.
512$GLOBALS['wp']->init();
513
514/**
515 * Fires after WordPress has finished loading but before any headers are sent.
516 *
517 * Most of WP is loaded at this stage, and the user is authenticated. WP continues
518 * to load on the {@see 'init'} hook that follows (e.g. widgets), and many plugins instantiate
519 * themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
520 *
521 * If you wish to plug an action once WP is loaded, use the {@see 'wp_loaded'} hook below.
522 *
523 * @since 1.5.0
524 */
525do_action( 'init' );
526
527// Check site status
528if ( is_multisite() ) {
529 if ( true !== ( $file = ms_site_check() ) ) {
530 require( $file );
531 die();
532 }
533 unset( $file );
534}
535
536/**
537 * This hook is fired once WP, all plugins, and the theme are fully loaded and instantiated.
538 *
539 * Ajax requests should use wp-admin/admin-ajax.php. admin-ajax.php can handle requests for
540 * users not logged in.
541 *
542 * @link https://codex.wordpress.org/AJAX_in_Plugins
543 *
544 * @since 3.0.0
545 */
546do_action( 'wp_loaded' );