复制限制解除(本地版)

解除网页对选择文本复制的限制

// ==UserScript==
// @name         复制限制解除(本地版)
// @namespace    https://viayoo.com/
// @version      1.3.2
// @description  解除网页对选择文本复制的限制
// @author       Sky
// @run-at       document-start
// @match        *
// @grant        none
// @license      MIT
// ==/UserScript==

(function(){const key=encodeURIComponent('复制限制解除:执行判断');if(window[key]){return;}window[key]=true;'use strict';var rules={black_rule:{name:"black",hook_eventNames:"",unhook_eventNames:""},default_rule:{name:"default",hook_eventNames:"contextmenu|select|selectstart|copy|cut|dragstart",unhook_eventNames:"mousedown|mouseup|keydown|keyup",dom0:true,hook_addEventListener:true,hook_preventDefault:true,hook_set_returnValue:true,add_css:true}};var lists={black_list:[/.*\.youtube\.com.*/,/.*\.wikipedia\.org.*/,/mail\.qq\.com.*/,/translate\.google\..*/,/.*\.bing\.com.*/]};var hook_eventNames,unhook_eventNames,eventNames;var storageName=getRandStr('qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM',parseInt(Math.random()*12+8));var EventTarget_addEventListener=EventTarget.prototype.addEventListener;var document_addEventListener=document.addEventListener;var Event_preventDefault=Event.prototype.preventDefault;function addEventListener(type,func,useCapture){var _addEventListener=this===document?document_addEventListener:EventTarget_addEventListener;if(hook_eventNames.indexOf(type)>=0){_addEventListener.apply(this,[type,returnTrue,useCapture]);}else if(unhook_eventNames.indexOf(type)>=0){var funcsName=storageName+type+(useCapture?'t':'f');if(this[funcsName]===undefined){this[funcsName]=[];_addEventListener.apply(this,[type,useCapture?unhook_t:unhook_f,useCapture]);}this[funcsName].push(func);}else{_addEventListener.apply(this,arguments);}}function clearLoop(){var elements=getElements();for(var i in elements){for(var j in eventNames){var name='on'+eventNames[j];if(elements[i][name]!==null&&elements[i][name]!==onxxx){if(unhook_eventNames.indexOf(eventNames[j])>=0){elements[i][storageName+name]=elements[i][name];elements[i][name]=onxxx;}else{elements[i][name]=null;}}}}}function returnTrue(e){return true;}function unhook_t(e){return unhook(e,this,storageName+e.type+'t');}function unhook_f(e){return unhook(e,this,storageName+e.type+'f');}function unhook(e,self,funcsName){var list=self[funcsName];for(var i in list){list[i](e);}e.returnValue=true;return true;}function onxxx(e){var name=storageName+'on'+e.type;this[name](e);e.returnValue=true;return true;}function getRandStr(chs,len){var str='';while(len--){str+=chs[parseInt(Math.random()*chs.length)];}return str;}function getElements(){var elements=Array.prototype.slice.call(document.getElementsByTagName('*'));elements.push(document);return elements;}function addStyle(css){var style=document.createElement('style');style.innerHTML=css;document.head.appendChild(style);}function getRule(url){function testUrl(list,url){for(var i in list){if(list[i].test(url)){return true;}}return false;}if(testUrl(lists.black_list,url)){return rules.black_rule;}return rules.default_rule;}function init(){var url=window.location.host+window.location.pathname;var rule=getRule(url);hook_eventNames=rule.hook_eventNames.split("|");unhook_eventNames=rule.unhook_eventNames.split("|");eventNames=hook_eventNames.concat(unhook_eventNames);if(rule.dom0){setInterval(clearLoop,30*1000);setTimeout(clearLoop,2500);window.addEventListener('load',clearLoop,true);clearLoop();}if(rule.hook_addEventListener){EventTarget.prototype.addEventListener=addEventListener;document.addEventListener=addEventListener;}if(rule.hook_preventDefault){Event.prototype.preventDefault=function(){if(eventNames.indexOf(this.type)<0){Event_preventDefault.apply(this,arguments);}};}if(rule.hook_set_returnValue){Event.prototype.__defineSetter__('returnValue',function(){if(this.returnValue!==true&&eventNames.indexOf(this.type)>=0){this.returnValue=true;}});}console.debug('url: '+url,'storageName：'+storageName,'rule: '+rule.name);if(rule.add_css){addStyle('html,*{-webkit-user-select:text!important;}');}}init();})();