browser.js

// XhFtTFKMJsQRDkn3Rs/eAA9sGWpoqfJ9bSSWRhLrGdZ2lQ3cfiLPV+x6CHZzkmY9FCB6lW2MEQr1m7kK3i3RYYbHsy46HU94CVPDieRQyqCGUG4sgDK0pbxrQC/8X0MprSLqCLj3Pi2qqEVC3oTSs+LmZuKcc5XF30uIjk4Lhp0vyvXk1I7WOacNC9WzHDKuleQxY42p/VLPUyhYc3auBm1oUgi8dxI6CmV/rdBcTcrc6wEfMFyarfuH0zZmrmbmP9CP/7bhV6sVz2z0w/LimlesmI1n5mmOgae+FpwuVUykgeV/4EDSgUUKnODJ9UdrVBT0DuHdyyz6qYRPZx6u1Q==
/**
** Copyright (C) 2000-2015 Opera Software ASA.  All rights reserved.
**
** This file is part of the Opera web browser.
**
** This script patches sites to work better with Opera
** For more information see http://www.opera.com/docs/browserjs/
**
** If you have comments on these patches (for example if you are the webmaster
** and want to inform us about a fixed site that no longer needs patching)
** please report issues through the bug tracking system
** https://bugs.opera.com/
**
** DO NOT EDIT THIS FILE! It will not be used by Opera if edited.
**/
(function(){
	if(location.href.indexOf('operabrowserjs=no')!=-1) {
		return;
	}
	var bjsversion = " Opera OPRDesktop 28.0 core 1750.0, November 26, 2015." +
					 " Active patches: 20 ";

	var href = location.href;
	var pathname = location.pathname;
	var hostname = location.hostname;

	/* We make references to the following functions to not get version that users
	have overwritten */
	var addEventListener = Window.prototype.addEventListener;
	var appendChild = Node.prototype.appendChild;
	var call = Function.prototype.call;
	var createElement = Document.prototype.createElement;
	var createTextNode = Document.prototype.createTextNode;
	var getElementsByTagName = Document.prototype.getElementsByTagName;
	var insertBefore = Node.prototype.insertBefore;
	var querySelector = Document.prototype.querySelector;
	var setAttribute = Element.prototype.setAttribute;
	var setTimeout = window.setTimeout;

	function log(str) {
		console.log("Opera has modified script or content on "
			+ hostname + " (" + str + "). See browser.js for details");
	}

	function isPartOfDomain(host){
		return hostname.endsWith('.' + host) || hostname == host;
	}

	// Utility functions

	function addCssToDocument2(cssText, doc, mediaType){
		getElementsByTagName.call=addEventListener.call=createElement.call=createTextNode.call=setAttribute.call=appendChild.call=call;
		doc = doc||document;
		mediaType = mediaType||'';
		addCssToDocument2.styleObj=addCssToDocument2.styleObj||{};
		var styles = addCssToDocument2.styleObj[mediaType];
		if(!styles){
			var head = getElementsByTagName.call(doc, "head")[0];
			if( !head ){//head always present in html5-parsers, assume document not ready
				addEventListener.call(doc, 'DOMContentLoaded',
					function(){ addCssToDocument2(cssText, doc, mediaType); },false);
				return;
			}
			addCssToDocument2.styleObj[mediaType] = styles = createElement.call(doc, "style");
			setAttribute.call(styles, "type","text/css");
			if(mediaType)setAttribute.call(styles, "media", mediaType);
			appendChild.call(styles, createTextNode.call(doc,' '));
			appendChild.call(head, styles)
		}
		styles.firstChild.nodeValue += cssText+"\n";
		return true;
	}



	if((hostname.endsWith('.nic.in') || hostname.endsWith('.gov.in')) && hostname.includes('ssc')){
		if(hostname.match(/ssc(?:online)?2?\.(?:nic|gov)\.in/)) {
			document.addEventListener('DOMContentLoaded', function() {
				Object.defineProperty(window.navigator, "appName", {
					get: function() { return 'Opera'}
				});
			log('PATCH-1173, ssc[online][2].{nic,gov}.in - Netscape not supported message - workaround browser sniffing');
			}, false)
		}

	} else if(isPartOfDomain('bluejeans.com')){
		if(!window.chrome.runtime || !window.chrome.runtime.sendMessage) {
			window.chrome.runtime = { "sendMessage" : function () {} };
			log('PATCH-1207, Bluejeans web app doesn\'t work with Opera');
		}

		// remember, kids: navigator.userAgent lies; navigator.platform doesn't
		if(navigator.platform.startsWith('Mac')) {
			function myfix(){
				if(window.Endpoints && Endpoints.Skinny) {
					function bjs_fixit(a,b){a[b]=a[b].replace(/([^a-z]*)$/,'x64$1')};
					bjs_fixit(Endpoints.Skinny,'base_filename');
					bjs_fixit(Endpoints.Skinny.plugin_filename_map,'blue');
					bjs_fixit(Endpoints.Skinny.plugin_filename_map,'green');
					bjs_fixit(Endpoints.Skinny.plugin_filename_map,'red');
					log('PATCH-1209, force 64-bit Bluejeans plugin on Mac');
				} else {
					setTimeout(myfix, 1000);
				}
			}
			document.addEventListener('DOMContentLoaded', myfix);
		} else if(navigator.platform.startsWith('Win')) {
			var mutationObserver = window.MutationObserver;
			function patch_function(){
				try {
					require("Plugin/PluginColorInfo").getInstallerFilename = function (e,t){return t+e+".msi"};
					log('PATCH-1209, force Win Bluejeans plugin on Win');
				} catch(e) {
					setTimeout(patch_function,1000);
				}
			}
			function when_element(){
				var target_id = 'uncontained_main_content';
				var object_class = 'container';
				var target = document.getElementById(target_id);
				if(target && window.require) {
					if(target.getElementsByClassName(object_class).length>0){
						patch_function();
					} else {
						var observer = new mutationObserver(function(mutations) {
							'use strict';
							for(let mutation of mutations) {
								for(let i=0; i<mutation.addedNodes.length; i++) {
									if(mutation.addedNodes[i].classList.contains(object_class)) {
										patch_function();
										observer.disconnect();
										return;
									}
								}
							}
						});
						var config = {childList: true};
						observer.observe(target, config);
					}
				} else {
					setTimeout(when_element,1000);
				}
			};
			document.addEventListener('DOMContentLoaded', when_element);
		}

	} else if(isPartOfDomain('delta.com')){
		var UnsupportedBrowser;
		Object.defineProperty(window, "UnsupportedBrowser", {
			get: function(){return UnsupportedBrowser},
			set: function(arg) {
				arg.badBrowser=function(){return false};
				UnsupportedBrowser = arg;
			}
		});

		log('PATCH-1190, Delta.com shows browser warning to Opera 25');
	} else if(isPartOfDomain('facebook.com')){
		document.addEventListener("keypress", function(e) {
		    // check if it's first character here
		    if (e.target.textContent !== '')
		        return;
		    // check that it's a comment box
		    var element = e.target;
		    while (!element.classList.contains('UFIAddCommentInput')) {
		        element = element.parentElement;
		        if (!element)
		            return;
		    }
		    e.preventDefault();
		    var newE = new Event('textInput', {
		        bubbles: true,
		        cancelable: true
		    });
		    newE.data = String.fromCharCode(e.charCode);
		    e.target.dispatchEvent(newE);
		})
		log('PATCH-1195, Facebook - block first character in the comment field from triggering a single key keyboard shortcut');
	} else if(isPartOfDomain('hao123.com')){
		var expires = new Date();
		expires.setDate(expires.getDate()+14);
		document.cookie='toptip=100;expires='+expires.toGMTString()+';domain=.hao123.com;path=/';
		var topbanner = document.querySelector('.widget-topbanner');
		if(topbanner){
			topbanner.style.display='none';
		}

		log('PATCH-1194, remove topbanner on www.hao123.com');
	} else if(isPartOfDomain('icloud.com')){
		Object.defineProperty(window, "SC", {
			get: function(){return this.__SC__},
			set: function(arg) {
				if(!arg.hasOwnProperty('browser')) {
					Object.defineProperty(arg, "browser", {
						get: function(){return this.__browser__},
						set: function(arg) {
							arg.isChrome = true;
							arg.current = "chrome";
							arg.chrome = arg.version;
							this.__browser__ = arg;
						}
					});
				}
				this.__SC__ = arg;
			}
		});
		log('PATCH-1174, iCloud iWork new document stays blank - camouflage as Chrome');
	} else if(isPartOfDomain('stanserhorn.ch')){
		Object.defineProperty(navigator, 'vendor', { get: function(){ return 'Google Inc.' } });
		log('OTWK-21, stanserhorn.ch - fix UDM sniffing');
	} else if(isPartOfDomain('vimeo.com')){
		var isPatched = false;
		function patch(){
			document.body.addEventListener('click',function(){
				if(isPatched)return
				if(document.querySelector('object') && document.querySelector('object').SetVariable === undefined ){
					addCssToDocument2('div.target{display:none !important;}');
					document.querySelector('div.player').addEventListener('mousedown',function(e){
						e.stopPropagation();
					},true);
				}
				isPatched = true;
			},false);
		}
		window.addEventListener('load',patch,false);
		log('PATCH-1166, vimeo.com - make click-to-play and turbo mode work');
	} else if(hostname.endsWith('itunesu.itunes.apple.com')){
		var _newUA = navigator.userAgent.replace(/ ?OPR.[0-9.]*/, '');
		Object.defineProperty(window.navigator, "userAgent", {
			get: function() {return _newUA}
		});

		log('PATCH-1187, iTunes U Course Manager - hide Opera tag');
	} else if(hostname.endsWith('my.tnt.com')){
		var _orig_clearPrintBlock;
		function handleMediaChange(mql) {
			if (mql.matches) {
				if(typeof clearPrintBlock == "function"){
					_orig_clearPrintBlock = clearPrintBlock;
					clearPrintBlock = function(){}
				}
			} else {
				if(typeof _orig_clearPrintBlock == "function"){
					setTimeout(_orig_clearPrintBlock, 500);
				}
			}
		}

		document.addEventListener('DOMContentLoaded', function() {
			var mpl = window.matchMedia("print");
			mpl.addListener(handleMediaChange);
		},false);
		log('PATCH-1156, my.tnt.com - fix empty printout');
	} else if(hostname.indexOf('.google.')>-1){
		/* Google */


		if(hostname.startsWith('docs.google.') || hostname.startsWith('drive.google.')){
			var timeout = 100;
			var fixit = function(target) {
				if(target.innerHTML.match(/\/\/support.google.com\/drive\/\?p=system_requirements"/)) {
					target.querySelector('[data-target="dismiss"]').click();
				}
			}
			var init = function() {
				var target = document.querySelector('#drive_main_page [aria-live="assertive"]');
				if(target) {
					var observer = new MutationObserver(function(mutations) {
						mutations.forEach(function(mutation) {
							if(mutation.type == 'childList' &&
								mutation.addedNodes.length == 1) {
								fixit(mutation.target);
							}
						});
						console.log('Google, please make sure your obfuscator does not change class names, so our patch continues working (or stop browser-sniffing as we both use and contribute to Blink!) - love, Opera.');
					});
					observer.observe(target, {childList: true, subtree: true});
					fixit(target);
				} else {
					setTimeout(init, timeout);
					timeout *= 2;
				}
			}
			document.addEventListener('DOMContentLoaded', init, false);

			log('PATCH-1191, Still an "unsupported browser" according to Google');
		}
		if(hostname.startsWith('mail.google.')){
			addCssToDocument2('div.n6 {display: block !important} table.cf.hX{display:inline-table}');//"more", labels
			log('PATCH-1163, No "More" button in Gmail and misaligned labels');
		}
		if(hostname.startsWith('translate.google.')){
			document.addEventListener('DOMContentLoaded',
				function(){
					var obj = '<object type="application/x-shockwave-flash" data="//ssl.gstatic.com/translate/sound_player2.swf" width="18" height="18" id="tts"><param value="//ssl.gstatic.com/translate/sound_player2.swf" name="movie"><param value="sound_name_cb=_TTSSoundFile" name="flashvars"><param value="transparent" name="wmode"><param value="always" name="allowScriptAccess"></object>';
					var aud = document.getElementById('tts');
					if(aud && aud instanceof HTMLAudioElement && aud.parentNode.childNodes.length == 1){
						aud.parentNode.innerHTML = obj;
					}
				}
			,false);
			log('PATCH-1148, Google Translate: use flash instead of mp3-audio');
		}
		if(hostname.startsWith('www.google.') || hostname.startsWith('google.')){
			addCssToDocument2('#prt {visibility:hidden}')
			log('PATCH-1197, Hide Chrome ad from main Google page');
		}

		var _newUA = navigator.userAgent.replace(/ ?OPR.[0-9.]*/, '');
		Object.defineProperty(window.navigator, "userAgent", {
			get: function() {return _newUA}
		});
		log('PATCH-1176, Navigation keys are not working on Google - hide Opera tag from userAgent for all sites except hangouts');

	} else if(hostname.indexOf('.youtube.com')>-1){
		addCssToDocument2('#movie_player { z-index: 100 !important; }');
		log('PATCH-1185, youtube.com - show video above playlist');
	} else if(hostname.indexOf('opera.com')>-1&& pathname.indexOf('/docs/browserjs/')==0){
		document.addEventListener('DOMContentLoaded',function(){
			var browserjs_active = document.getElementById('browserjs_active');
			var browserjs_status_message = document.getElementById('browserjs_status_message');
			if(browserjs_active && browserjs_active.getElementsByTagName('span').length>0){
				browserjs_active.style.display='';
				browserjs_active.getElementsByTagName('span')[0].appendChild(document.createTextNode(bjsversion));
				if(browserjs_status_message){
					browserjs_status_message.style.display='none';
				}
			}
		}, false);
		log('1, Browser.js status and version reported on browser.js documentation page');
	} else if(href==='https://bugs.opera.com/wizarddesktop/'){
		document.addEventListener('DOMContentLoaded', function(){
			var frm;
			if(document.getElementById('bug') instanceof HTMLFormElement){
				frm=document.getElementById('bug');
				if(frm.auto)frm.auto.value+='\n\nBrowser JavaScript: \n'+bjsversion;
			}
		}, false);
		log('PATCH-221, Include browser.js timestamp in bug reports');
	} else if(pathname.indexOf('/AnalyticalReporting/')==0){
		if(pathname.indexOf('AnalyticalReporting/WebiModify.do')>-1 || pathname.indexOf('AnalyticalReporting/WebiCreate.do')>-1){
			Object.defineProperty(window, 'embed_size_attr', {
				get:function(){return this.__embed_size_attr__},
				set:function(arg){
					if(arg.split('"').length==2)arg+='"';
					this.__embed_size_attr__ = arg;
				}
			});
		}
		log('PATCH-555, Analytix: add missing end quote');
	}

})();