LrSpBD4M

1var module;
2
3// Start new object if we haven't got one yet
4if ("undefined" === typeof assess) {
5    var assess = [];
6}
7
8// Show secret level
9assess.showSecretLevel = function() {
10    var bonusChapter = top.get("holder").dataset.bonus;
11    top.get("completedButton").innerHTML =
12        "Correct! Well done. Go to challenge " +
13        bonusChapter +
14        " BONUS CHALLENGE! →";
15    top.get("completedButton").href = "challenge-" + bonusChapter + "";
16};
17
18// Attempt to score a flag
19assess.attemptFlag = function(challenge, flag, csrf) {
20    var xhr = top.assess.xhrObj();
21    // Clear any existing timer to slide away the slider
22    if ("undefined" !== typeof top.assess.popMessageTimeout) {
23        clearTimeout(top.assess.popMessageTimeout);
24    }
25    // Do not allow additional attempts whilst flag attempt in progress
26    if (
27        "undefined" === typeof top.assess.cpa_flagAttemptInProgress ||
28        false === top.assess.cpa_flagAttemptInProgress
29    ) {
30        assess.attemptFlagXHR(xhr, challenge, flag, csrf);
31    }
32};
33
34// Attempt flag over XHR now
35assess.attemptFlagXHR = function(xhr, challenge, flag, csrf) {
36    top.assess.cpa_flagAttemptInProgress = true;
37    xhr.onreadystatechange = function() {
38        if (4 === xhr.readyState) {
39            top.assess.handleFlagAttemptResponse(xhr, challenge);
40        }
41    };
42
43    xhr.open("POST", "api", true);
44    xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
45    xhr.send(
46        "action=flag_attempt&challenge=" +
47            challenge +
48            "&flag=" +
49            encodeURIComponent(flag) +
50            "&csrf=" +
51            csrf +
52            "&timetaken="
53    );
54};
55
56// Handle flag attempt response
57assess.handleFlagAttemptResponse = function(xhr, challenge) {
58    var responseText = xhr.responseText;
59    var responseJSON = JSON.parse(responseText);
60    switch (xhr.status) {
61        case 200:
62            top.assess.handleFlagAttemptResponse200(xhr);
63            if ("correct" === responseJSON.attempt.result) {
64                top.assess.handleFlagAttemptResponse200Correct(xhr, challenge);
65            }
66            break;
67        case 403:
68            top.assess.handleFlagAttemptResponse403();
69            break;
70    }
71    top.assess.handleFlagAttemptResponseMsg();
72    top.assess.cpa_flagAttemptInProgress = false;
73};
74
75// Handle flag attempt response message
76assess.handleFlagAttemptResponseMsg = function() {
77    // Show message
78    top.get("pop-message").style.transition = "top 0.3s ease-in-out";
79    setTimeout(top.assess.popMessageShowHide, 0, "show");
80    // After 2 secs slide it away
81    top.assess.popMessageTimeout = setTimeout(
82        top.assess.popMessageShowHide,
83        2000,
84        "hide"
85    );
86};
87
88// Handle flag attempt response for status 200
89assess.handleFlagAttemptResponse200 = function(xhr) {
90    var responseText = xhr.responseText;
91    var responseJSON = JSON.parse(responseText);
92    // Display success/fail message
93    top.get("pop-message").className =
94        "correct" === responseJSON.attempt.result
95            ? "pop pop-success pop-show"
96            : "pop pop-error pop-show";
97    top.get("pop-message").innerHTML = responseJSON.attempt.message;
98};
99
100// Handle flag attempt response for status 200 & correct
101assess.handleFlagAttemptResponse200Correct = function(xhr, challenge) {
102    var responseText = xhr.responseText;
103    var responseJSON = JSON.parse(responseText);
104    if (
105        1 === responseJSON.completed_core &&
106        challenge !== parseInt(top.get("holder").dataset.bonus, 10)
107    ) {
108        top.assess.showSecretLevel();
109    }
110    setTimeout(top.assess.showFlagCompletedElems, 2300);
111    top.assess.rctStopPingTimer();
112};
113
114// Handle flag attempt response for status 403
115assess.handleFlagAttemptResponse403 = function() {
116    // Display fail message
117    top.get("pop-message").className = "pop pop-error pop-show";
118    top.get("pop-message").innerHTML = "Nope, that's the wrong code.";
119};
120
121// Show/hide the pop message
122assess.popMessageShowHide = function(vis) {
123    top.get("pop-message").style.top = "show" === vis ? "-46px" : 0;
124};
125
126// Show flag completed DOM elems on page
127assess.showFlagCompletedElems = function() {
128    top.get("completedStamp").style.display = "block";
129    top.get("flagForm").style.display = "none";
130    top.get("completedButton").style.display = "block";
131};
132
133// Challenge timer
134assess.runChallengeTimer = function() {
135    top.assess.challengeTimer.elem = top.get("holder");
136    top.assess.challengeTimer.challengeID = parseInt(
137        top.assess.challengeTimer.elem.dataset.challengeid,
138        10
139    );
140    top.assess.challengeTimer.csrf =
141        top.assess.challengeTimer.elem.dataset.token;
142    top.assess.challengeTimer.timeoutAfter = parseInt(
143        top.assess.challengeTimer.elem.dataset.timeoutafter,
144        10
145    );
146    top.assess.challengeTimer.incrementTime = parseInt(
147        top.assess.challengeTimer.elem.dataset.incrementtime,
148        10
149    );
150
151    // Start the idle timer and activity check
152    top.assess.challengeTimer.idleTimer = setTimeout(
153        top.assess.rctIdleTimeout,
154        top.assess.challengeTimer.timeoutAfter
155    );
156    if (document.hasFocus()) {
157        top.assess.rctCheckActivity();
158    }
159    top.assess.rctCheckChallengeTime();
160};
161
162assess.rctIdleTimeout = function() {
163    top.assess.challengeTimer.isIdle = true;
164};
165
166assess.rctResetIdleTimer = function() {
167    clearTimeout(top.assess.challengeTimer.idleTimer);
168    top.assess.challengeTimer.idleTimer = setTimeout(
169        top.assess.rctIdleTimeout,
170        top.assess.challengeTimer.timeoutAfter
171    );
172    top.assess.challengeTimer.isIdle = false;
173};
174
175assess.rctCheckActivity = function() {
176    document.onmousemove = top.assess.rctResetIdleTimer; // Mouse movement
177    document.onscroll = top.assess.rctResetIdleTimer; // Scroll
178    document.onclick = top.assess.rctResetIdleTimer; // Click
179    document.onkeypress = top.assess.rctResetIdleTimer; // Key press
180    document.onmousedown = top.assess.rctResetIdleTimer; // Touch screens
181    document.ontouchstart = top.assess.rctResetIdleTimer; // Touch screens
182};
183
184assess.rctUpdateChallengeTimeSpent = function() {
185    var xhr = top.assess.xhrObj();
186
187    if (false === top.assess.challengeTimer.isIdle) {
188        xhr.onreadystatechange = function() {
189            // On successful response...
190            if (4 === xhr.readyState) {
191                top.assess.rctClearTimer(xhr);
192            }
193        };
194
195        xhr.open("POST", "api", true);
196        xhr.setRequestHeader(
197            "Content-type",
198            "application/x-www-form-urlencoded"
199        );
200        //var timetaken = localStorage.getItem('timer_' + challenge);
201        xhr.send(
202            "action=updateTime&challenge=" +
203                top.assess.challengeTimer.challengeID +
204                "&time=" +
205                top.assess.challengeTimer.incrementTime / 1000 +
206                "&csrf=" +
207                top.assess.challengeTimer.csrf
208        );
209        return true;
210    }
211};
212
213assess.rctClearTimer = function(xhr) {
214    if (200 === xhr.status) {
215        var responseText = xhr.responseText;
216        var responseJSON = JSON.parse(responseText);
217        if (true === responseJSON.complete) {
218            clearInterval(top.assess.challengeTimer.timerInterval);
219            return true;
220        }
221    }
222    return false;
223};
224
225assess.rctCheckChallengeTime = function() {
226    top.assess.challengeTimer.timerInterval = setInterval(
227        top.assess.rctUpdateChallengeTimeSpent,
228        top.assess.challengeTimer.incrementTime
229    );
230};
231
232assess.rctStopPingTimer = function() {
233    clearTimeout(top.assess.challengeTimer.idleTimer);
234    clearInterval(top.assess.challengeTimer.timerInterval);
235};
236
237assess.formSubmit = function(formElem) {
238    var submitJSON = JSON.parse(formElem.dataset.submit.replace(/'/g, '"'));
239    // Attempt flag
240    if ("attemptFlag" === submitJSON.type) {
241        top.assess.attemptFlag(
242            ("0" + top.get("holder").dataset.challengeid).slice(-2),
243            top.get("codeAttempt").value,
244            top.get("holder").dataset.token
245        );
246        return false;
247    }
248};
249
250assess.setNowhereLink = function(elem) {
251    elem.classList.add("going-nowhere");
252    setTimeout(top.assess.setNowhereLinkReset, 1000, elem);
253    return false;
254};
255
256assess.setNowhereLinkReset = function(elem) {
257    elem.classList.remove("going-nowhere");
258    return false;
259};
260
261assess.initAssess = function() {
262    top.assess.challengeTimer = {
263        timerInterval: false,
264        isIdle: false,
265        elem: top.get("holder")
266    };
267    // Start timers if challenge not finished yet
268    if (
269        "undefined" !== typeof top.assess.startTimer &&
270        true === top.assess.startTimer
271    ) {
272        top.assess.runChallengeTimer();
273    }
274    return true;
275};
276
277if ("undefined" !== typeof top.assess) {
278    top.assess.addEvent(window, "load", top.assess.initAssess);
279}
280
281if ("object" === typeof module) {
282    module.exports = {
283        assess: assess
284    };
285}