https://knowledgecheckr.at/tmp/assets/302e43ed/scripts/ajaxify.js

1/*
2    LimeSurvey
3
4    Copyright (C) 2007-2017 The LimeSurvey Project Team / Louis Gac
5    All rights reserved.
6
7    License: GNU/GPL License v2 or later, see LICENSE.php
8    LimeSurvey is free software. This version may have been modified pursuant
9    to the GNU General Public License, and as distributed it includes or
10    is derivative of works licensed under the GNU General Public License or
11    other free or open source software licenses.
12    See COPYRIGHT.php for copyright notices and details.
13
14
15    (¯`·._.·(¯`·._.·   Ajax Mode ·._.·´¯)·._.·´¯)
16
17    This script deal with the new optional ajax system.
18
19
20*/
21
22//Check if we have to work on IE10 *sigh*
23var isIE10 = false;
24/*@cc_on
25    if (/^10/.test(@_jscript_version)) {
26        isIE10 = true;
27    }
28@*/
29console.ls.log("isIE10: ", isIE10);
30
31// Submit the form with Ajax
32var AjaxSubmitObject = function () {
33    var activeSubmit = false;
34    // First we get the value of the button clicked  (movenext, submit, prev, etc)
35    var move = '';
36
37    var startLoadingBar = function () {
38        //Scroll to the top of the page
39        window.scrollTo(0, 0);
40        $('#ajax_loading_indicator').css('display', 'block').find('#ajax_loading_indicator_bar').css({
41            'width': '20%',
42            'display': 'block'
43        });
44    };
45
46
47    var endLoadingBar = function () {
48        $('#ajax_loading_indicator').css('opacity', '0').find('#ajax_loading_indicator_bar').css('width', '100%');
49        setTimeout(function () {
50            $('#ajax_loading_indicator').css({
51                'display': 'none',
52                'opacity': 1
53            }).find('#ajax_loading_indicator_bar').css({
54                'width': '0%',
55                'display': 'none'
56            });
57        }, 1800);
58    };
59
60    var checkScriptNotLoaded = function (scriptNode) {
61        if (scriptNode.src) {
62            return ($('head').find('script[src="' + scriptNode.src + '"]').length > 0);
63        }
64        return true;
65    };
66
67    var bindActions = function () {
68        var logFunction = new ConsoleShim('PJAX-LOG', (LSvar.debugMode < 1));
69
70        var pjaxErrorHandler = function (href, options, requestData) {
71            logFunction.log('requestData', requestData);
72            if (requestData.status >= 500) {
73                document.getElementsByTagName('html')[0].innerHTML = requestData.responseText;
74                throw new Error(JSON.stringify({
75                    state: requestData.status,
76                    message: 'Error in PHP!',
77                    data: requestData
78                }));
79            }
80
81            if (requestData.status >= 404) {
82                window.location.href = href;
83                return false;
84            }
85            if (requestData.status >= 300 || requestData.status == 0) {
86                logFunction.log('responseURL', requestData.responseURL);
87                var responseHeaders = requestData.getAllResponseHeaders().trim().split(/[\r\n]+/);
88                var headerMap = {};
89                responseHeaders.forEach(function (line) {
90                    var parts = line.split(': ');
91                    var header = parts.shift();
92                    var value = parts.join(': ');
93                    headerMap[header.toLowerCase()] = value;
94                });
95                window.location = headerMap['x-redirect'] || headerMap.location || href;
96                return false;
97            }
98        };
99
100        var globalPjax = new Pjax({
101            elements: ['form#limesurvey'], // default is "a[href], form[action]"
102            selectors: ['#dynamicReloadContainer', '#beginScripts', '#bottomScripts'],
103            debug: true,
104            forceRedirectOnFail: true,
105            pjaxErrorHandler: pjaxErrorHandler,
106            reRenderCSS: true,
107            logObject: logFunction,
108            scriptloadtimeout: 1500,
109        });
110        // Always bind to document to not need to bind again
111        // Restrict to [type=submit]:not([data-confirmedby])
112        // - :submit is the default if button don't have type (reset button on slider for example),
113        // - confirmedby have their own javascript system
114        $(document).on('click', '.action--ls-button-submit, .action--ls-button-previous', function (e) {
115            $('#limesurvey').append('<input id="onsubmitbuttoninput" name=\'' + $(this).attr('name') + '\' value=\'' + $(this).attr('value') + '\' type=\'hidden\' />');
116            if (isIE10 || /Edge\/\d+\.\d+/.test(navigator.userAgent)) {
117                e.preventDefault();
118                $('#limesurvey').trigger('submit');
119                return false;

120            }
121        });
122        
123        // If the user try to submit the form
124        // Always bind to document to not need to bind again
125        $(document).on('submit', '#limesurvey', function (e) {
126            // Prevent multiposting
127            //Check if there is an active submit
128            //If there is -> return immediately
129            if (activeSubmit) {
130                e.preventDefault();
131                return false;
132            }
133            //block further submissions
134            activeSubmit = true;
135            $('.action--ls-button-submit, .action--ls-button-previous').prop('disabled', true).addClass('btn-disabled');
136            if ($('#onsubmitbuttoninput').length == 0) {
137                $('#limesurvey').append('<input id="onsubmitbuttoninput" name=\'' + $('#limesurvey [type=submit]:not([data-confirmedby])').attr('name') + '\' value=\'' + $('#limesurvey [type=submit]:not([data-confirmedby])').attr('value') + '\' type=\'hidden\' />');
138            }
139            //start the loading animation
140            startLoadingBar();
141
142            $(document).on('pjax:scriptcomplete.onreload', function () {
143                // We end the loading animation
144                endLoadingBar();
145                //free submitting again
146                activeSubmit = false;
147                $('.action--ls-button-submit, .action--ls-button-previous').prop('disabled', false).removeClass('btn-disabled');
148
149                if (/<###begin###>/.test($('#beginScripts').text())) {
150                    $('#beginScripts').text('');
151                }
152                if (/<###end###>/.test($('#bottomScripts').text())) {
153                    $('#bottomScripts').text('');
154                }
155
156                $(document).off('pjax:scriptcomplete.onreload');
157            });
158
159        });
160        return globalPjax;
161    };
162
163    return {
164        bindActions: bindActions,
165        startLoadingBar: startLoadingBar,
166        endLoadingBar: endLoadingBar,
167        unsetSubmit: function () {
168            activeSubmit = false;
169        },
170        blockSubmit: function () {
171            activeSubmit = true;
172        }
173    };
174};