https://www.ready.gov/modules/custom/wcm_survey/js/wcm_survey.js?v=1.x

1/**
2 * @file
3 *
4 * javascript to cause a popup to appear to invite the user to take a survey
5 */
6
7var wcmSurveyPopupProcessed = false;
8var wcmSurveyBypassSurvey = false;
9var wcmSurveyPlacedInFooter = false;
10
11(function ($) {
12
13    /**
14     * Log to the console.
15     */
16    function log(variable, label) {
17        if (typeof drupalSettings.wcmSurvey === 'undefined' ||
18            typeof drupalSettings.wcmSurvey.debugMode === 'undefined' ||
19            !drupalSettings.wcmSurvey.debugMode) {
20            return;
21        }
22        if (typeof console !== 'undefined' &&
23            typeof console.log !== 'undefined') {
24            if (typeof label !== 'undefined') {
25                console.log(label + ' =>');
26            }
27            console.log(variable);
28        }
29        return;
30    }
31
32    /**
33     * place the survey markup in the footer
34     */
35    function wcmSurveyPlaceInFooter() {
36        if (wcmSurveyPlacedInFooter) {
37            // this only needs to be done once
38            return;
39        }
40        // put the survey text in the footer, but hidden
41        $('body').append("<a style='position: fixed; top: 0px;' id='wcm-survey-target-id'></a>" + drupalSettings.wcmSurvey.surveyPopup);
42
43        wcmSurveyPlacedInFooter = true;
44        return;
45    }
46
47    /**
48     * determine if a survey invite needs to be popped up and pop it up if necessary
49     */
50    function wcmSurveyProcess() {
51        log('place in footer');
52        wcmSurveyPlaceInFooter();
53        $.cookie.raw = true;
54        var ua = window.navigator.userAgent; // + added by Stephen Mustgrave
55        var msie = ua.indexOf("MSIE"); // + added by Stephen Mustgrave
56        if (wcmSurveyPopupProcessed) {
57            // the survey has already been processed for this page load
58            return false;
59        } else {
60            // prevent the survey from being processed multiple times per page load
61            wcmSurveyPopupProcessed = true;
62            log('wcmSurveyPopupProcessed = true;');
63        }
64        if (
65            //The following lines were edited by Stephen Mustgrave
66            window.navigator.userAgent !== 'undefined' && // + first checks that the userAgent variable is not undefined
67            window.navigator.userAgent.indexOf("MSIE") > 0 && // + //if not undefined then get the MSIE index of the userAgent, and if greater than 0 the browser is Internet Explorer
68            parseInt(ua.substring(msie + 5, ua.indexOf(".", msie))) <= 6) // + finally check that the version of internet explorer is greater then 6
69            //.browser method was deprecated in jQuery 1.3 and removed in 1.9, when this module was enabled it was
70            //throwing a TypeError: Cannot read property 'msie' of undefined
71            /*    typeof $.browser.msie !== 'undefined' &&
72                $.browser.msie &&
73                parseInt($.browser.version) <= 6
74              )*/
75        {
76            // log($.browser.version, 'Wrong IE version'); browser method is deprecated therefore didn't log the version number
77            // we are in Internet Explorer <= 6 which is not currently supported
78            log(parseInt(ua.substring(msie + 5, ua.indexOf(".", msie))), 'Wrong IE version');
79            return false;
80        }
81
82        if (typeof drupalSettings.wcmSurvey !== 'undefined') {
83            var wcmSurvey = drupalSettings.wcmSurvey;
84
85            // Check to see if we're forcing the survey.
86            var showSurvey = false;
87            if (!drupalSettings.wcmSurvey.force) {
88                // check to see if the cookie has been set to not show the survey again
89                if ($.cookie('wcmSurveyBlockSurvey') &&
90                    typeof wcmSurvey.surveyRetakeTimeout !== 'undefined' &&
91                    wcmSurvey.surveyRetakeTimeout > 0) {
92                    log('wcmSurveyBlockSurvey exists, so surveys are blocked');
93                    return false;
94                }
95
96                // check to make sure we aren't on the front page
97                log(window.location.pathname, 'window.location.pathname');
98                if (window.location.pathname !== '/') {
99                    // we are not on the front page
100                    log('we are not on the front page');
101
102                    // check to see if they have gone the necessary page depth
103                    var pageDepth = $.cookie('wcmSurveyPageDepthC', Number, {path: '/'});
104
105                    if (pageDepth === null || isNaN(pageDepth)) {
106                        log('pageDepth is empty, so creating it');
107                        pageDepth = 0;
108                    }
109
110                    // add the current page to the page depth object
111                    pageDepth++;
112
113                    log(pageDepth, 'pageDepth');
114                    if (pageDepth >= wcmSurvey.pageDepth) {
115                        log('User has reached the pageDepth thresh hold of ' + wcmSurvey.pageDepth);
116                        // they have reached the necessary page depth for the survey to trigger
117
118                        // check to see if they win the survey to be shown to them
119                        // var randNumber = Math.floor((Math.random() * 100) + 1);
120                        var randNumber = Math.random();
121                        log(randNumber, 'randNumber');
122                        log(wcmSurvey.userPercentage, 'wcmSurvey.userPercentage');
123
124                        // Scale the target by the distance from the trigger, to get diminishing likelihood
125                        var twoN = Math.pow(2, pageDepth - wcmSurvey.pageDepth); // 2^(n-1)
126                        var x = wcmSurvey.userPercentage / 100.0;
127                        var targetPercentage = x / (2.0 * (twoN + x * (1.0 - twoN)));
128                        // var targetPercentage = wcmSurvey.userPercentage == 100 ? 100 : wcmSurvey.userPercentage / Math.pow(2, pageDepth - wcmSurvey.pageDepth + 1);
129                        log(targetPercentage, 'targetPercentage');
130
131                        if (x == 1 || randNumber <= targetPercentage) {
132                            log('the random number fit within the percentage defined by the admin so show the survey');
133                            // the random number fit within the percentage defined by the admin
134                            showSurvey = true;
135                        }
136                        // set the cookie to NOT show the survey again for
137                        // wcmSurvey.surveyRetakeTimeout days
138                        // Disabled if wcmSurvey.surveyRetakeTimout == 0
139                        if (showSurvey && wcmSurvey.surveyRetakeTimeout > 0) {
140                            var surveyRetakeTimeout = new Date();
141                            surveyRetakeTimeout.setDate(surveyRetakeTimeout.getDate() + wcmSurvey.surveyRetakeTimeout);
142                            $.cookie('wcmSurveyBlockSurvey', true, {expires: surveyRetakeTimeout, path: '/'});
143                        }
144                    } else {
145                        // they don't get the survey this time... so we will restart the page
146                        // depth count
147                        // pageDepth = 0;
148                    }
149                }
150
151                var expireDate1 = new Date();
152                expireDate1.setDate(expireDate1.getDate() + 1);
153                $.cookie('wcmSurveyPageDepthC', pageDepth, {expires: expireDate1, path: '/'});
154            } else {
155                showSurvey = true;
156            }
157
158            if (showSurvey) {
159              let element = $('#wcm-survey-popup');
160              let settings = {
161                dialogClass: "no-close",
162                closeText: "hide",
163                height: drupalSettings.wcmSurvey.height ? drupalSettings.wcmSurvey.height.replace('px', '') 

163: 300,
164                width: drupalSettings.wcmSurvey.width ? drupalSettings.wcmSurvey.width : 500,
165                maxWidth: drupalSettings.wcmSurvey.maxWidth,
166                buttons: [
167                  {
168                    text: drupalSettings.wcmSurvey.survey.yeslabel,
169                    click: function() {
170                      window.open(drupalSettings.wcmSurvey.survey.url, '_blank');
171                      $( this ).dialog( "close" );
172                    }
173                  },
174                  {
175                    text: drupalSettings.wcmSurvey.survey.nolabel,
176                    click: function() {
177                      $( this ).dialog( "close" );
178                    }
179                  },
180                ]
181              };
182              log(settings, 'settings');
183              let myDialog  = Drupal.dialog(element, settings);
184              myDialog.showModal();
185
186              Drupal.attachBehaviors();
187              return true;
188            }
189        }
190        return false;
191    }
192
193    Drupal.behaviors.wcmSurvey = {
194        attach: function (context) {
195            wcmSurveyPlaceInFooter();
196            log(drupalSettings.wcmSurvey);
197            if (typeof drupalSettings.wcmSurvey !== 'undefined' &&
198                typeof drupalSettings.wcmSurvey.pageDepth !== 'undefined' &&
199                parseInt(drupalSettings.wcmSurvey.pageDepth) > 0) {
200                // we are not waiting until the user exists the site
201                log('wcmSurveyProcess(); line 211');
202                wcmSurveyProcess();
203            }
204
205
206            // for links that are on the same domain don't popup survey
207            $('a:not(.survey-processed)')
208                .addClass('survey-processed')
209                .click(function () {
210                    var a = document.createElement('a');
211                    a.href = $(this).attr('href');
212                    if (a.hostname == window.location.hostname) {
213                        // the user is staying on site and the survey can be bypassed
214                        wcmSurveyBypassSurvey = true;
215                    }
216                });
217
218            // for forms don't popup a survey
219            $('form:not(.survey-processed)')
220                .addClass('survey-processed')
221                .submit(function () {
222                    var a = document.createElement('a');
223                    a.href = $(this).attr('action');
224                    if (a.hostname == window.location.hostname) {
225                        // the user is staying on site and the survey can be bypassed
226                        wcmSurveyBypassSurvey = true;
227                    }
228                });
229        }
230    }
231
232    $(document).ready(function () {
233        wcmSurveyPlaceInFooter();
234        if (typeof drupalSettings.wcmSurvey !== 'undefined' &&
235            typeof drupalSettings.wcmSurvey.pageDepth !== 'undefined' &&
236            parseInt(drupalSettings.wcmSurvey.pageDepth) == 0) {
237            var pagesLoaded = wcmSurveyPagesLoadedAdd();
238
239            $(window).bind('beforeunload', function (e) {
240                var pagesLoaded = wcmSurveyPagesLoadedSubtract();
241
242                if (!wcmSurveyBypassSurvey &&
243                    pagesLoaded < 1 &&
244                    wcmSurveyProcess()
245                ) {
246                    // all the other pages are closed
247                    return '>>>>>' + Drupal.t('Before You Go') + '<<<<<\n\n' + $(drupalSettings.wcmSurvey.survey.body).text() + '\n\n' + Drupal.t('Please stick around and take our survey.');
248                }
249                // don't stop the page from closing
250                return null
251            });
252        }
253    });
254
255    /**
256     * Add another page to the wcmSurveyPagesLoaded cookie
257     */
258    function wcmSurveyPagesLoadedAdd() {
259        var pagesLoaded = $.cookie('wcmSurveyPagesLoaded');
260        if (typeof pagesLoaded === 'undefined') {
261            var expireDate1 = new Date();
262            expireDate1.setDate(expireDate1.getDate() + 1);
263            pagesLoaded = 1;
264        } else {
265            pagesLoaded = parseInt(pagesLoaded) + 1;
266        }
267        $.cookie('wcmSurveyPagesLoaded', pagesLoaded, {expires: expireDate1, path: '/'});
268        return pagesLoaded;
269    }
270
271    /**
272     * remove a page from the wcmSurveyPagesLoaded cookie
273     */
274    function wcmSurveyPagesLoadedSubtract() {
275        var pagesLoaded = $.cookie('wcmSurveyPagesLoaded');
276        if (typeof pagesLoaded === 'undefined') {
277            var expireDate1 = new Date();
278            expireDate1.setDate(expireDate1.getDate() + 1);
279
280        } else {
281            pagesLoaded = pagesLoaded - 1;
282        }
283        $.cookie('wcmSurveyPagesLoaded', pagesLoaded, {expires: expireDate1, path: '/'});
284        return pagesLoaded;
285    }
286
287})(jQuery);
288
289/**
290 * figure out the size of an object as if it were an associative array
291 */
292function object_size(obj) {
293    var size = 0, key;
294    for (key in obj) {
295        if (obj.hasOwnProperty(key)) {
296            size++;
297        }
298    }
299    return size;
300}
301
302/**
303 * sanitize a sting so it can be used as an object property key
304 */
305function sanitize_path(str) {
306    var args = {
307        '/': '--',
308        '.': '-'
309    };
310    for (var key in args) {
311        str = str.replace(key, args[key]);
312    }
313    return str;
314}
315
316/**
317 * provide the indexOf function which is a built in property in Ie 9 and later for IE 8
318 */
319function indexOf(string, array) {
320    for (var i in array) {
321        if (array[i] === string) {
322            return i;
323        }
324    }
325    return false;

326}
327
328/**
329 * Add String.trim() functionality if it doesn't exist
330 *
331 * @see http://stackoverflow.com/questions/2308134/trim-in-javascript-not-working-in-ie
332 */
333if (typeof String.prototype.trim !== 'function') {
334    String.prototype.trim = function () {
335        return this.replace(/^\s+|\s+$/g, '');
336    }
337}