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86 lines
2.0 KiB
86 lines
2.0 KiB
(function() {
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var self = {
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debug: true,
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element: false,
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prevUrl: '',
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init: function() {
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self.log('init');
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self.onPageLoad();
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},
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log: function(message) {
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if ( self.debug && message ) {
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console.log("Wappalyzer content.js: " + message);
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}
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},
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onPageLoad: function(e) {
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self.log('onPageLoad');
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if ( document.body ) {
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self.getEnvironmentVars();
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}
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},
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getEnvironmentVars: function() {
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self.log('getEnvironmentVars');
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if ( typeof document.documentElement.innerHTML === 'undefined' ) {
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return;
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}
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var environmentVars = '';
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try {
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var element = document.createElement('wappalyzerData');
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element.setAttribute('id', 'wappalyzerData');
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element.setAttribute('style', 'display: none');
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var script = document.createElement('script');
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script.setAttribute('id', 'wappalyzerEnvDetection');
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script.setAttribute('id', 'text/javascript');
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script.innerHTML = '(function() {' +
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'try {' +
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'var event = document.createEvent("Events");' +
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'event.initEvent("wappalyzerEvent", true, false);' +
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'var environmentVars = "";' +
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'for ( var i in window ) { environmentVars += i + " "; }' +
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'document.getElementById("wappalyzerData").appendChild(document.createComment(environmentVars));' +
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'document.getElementById("wappalyzerData").dispatchEvent(event);' +
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'}' +
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'catch(e) { }' +
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'})();';
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element.addEventListener('wappalyzerEvent', (function(event) {
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environmentVars = event.target.childNodes[0].nodeValue;
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self.log('getEnvironmentVars: ' + environmentVars);
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document.documentElement.removeChild(element);
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document.documentElement.removeChild(script);
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chrome.extension.sendRequest({
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html: document.documentElement.innerHTML,
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msg: 'analyze',
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env: environmentVars.split(' ')
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});
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}), true);
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document.documentElement.appendChild(element);
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document.documentElement.appendChild(script);
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} catch(e) { }
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return environmentVars;
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}
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}
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self.init();
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return self;
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})();
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