// ==UserScript== // @name 解除网页“禁用复制” // @namespace https://blog.bgme.me // @match *://*/* // @grant GM_registerMenuCommand // @grant GM.registerMenuCommand // @run-at document-idle // @version 1.1.0 // @author bgme // @description 解除网页“禁用复制”限制 // @supportURL https://github.com/yingziwu/Greasemonkey/issues // @icon https://github.githubassets.com/images/icons/emoji/unicode/1f33f.png // @license AGPL-3.0-or-later // @downloadURL https://update.greasyfork.icu/scripts/404331/%E8%A7%A3%E9%99%A4%E7%BD%91%E9%A1%B5%E2%80%9C%E7%A6%81%E7%94%A8%E5%A4%8D%E5%88%B6%E2%80%9D.user.js // @updateURL https://update.greasyfork.icu/scripts/404331/%E8%A7%A3%E9%99%A4%E7%BD%91%E9%A1%B5%E2%80%9C%E7%A6%81%E7%94%A8%E5%A4%8D%E5%88%B6%E2%80%9D.meta.js // ==/UserScript== "use strict"; GM.registerMenuCommand("解除复制限制", run); function run() { celery(document); } // 来自：https://github.com/yulanggong/celery/blob/master/celery.js function celery(doc) { // uglify 优化 var parentNode = "parentNode"; var replaceChild = "replaceChild"; var innerHTML = "innerHTML"; var documentElement = "documentElement"; var createElement = "createElement"; var forEach = "forEach"; var _script = "script"; var events = "contextmenu dragstart selectstart select copy beforecopy mouseup mousedown".split( " " ); function noop() {} function remove(element) { element[parentNode].removeChild(element); } function query(selecter) { return [].slice.call(doc.querySelectorAll(selecter)); } function strip(element) { events[forEach](function (event) { // 移除 DOM 0 事件 element["on" + event] = null; }); var done; function deep() { _setTimeout(function () { if (!done) { try { var contentDocument = element.contentDocument; if (contentDocument.body.childNodes.length) { done = 1; celery(contentDocument); } } catch (e) { done = 0; } } }, 100); } deep(); element.onload = deep; } // 清空所有定时器 for (var i = setTimeout(noop, 0); i >= 0; i--) { clearTimeout(i); } for (i = setInterval(noop, 1e8); i >= 0; i--) { clearInterval(i); } var _setTimeout = setTimeout; // 覆盖掉延时方法 setTimeout = setInterval = noop; // 通过替换 DOM 的方式移除节点上的监听事件 query(_script)[forEach](remove); // frame 不能通过 innerHTML 完全重建，缓存起来 var frames = []; query("iframe,frame")[forEach](function (frame) { frames.push(frame); frame[parentNode][replaceChild](doc[createElement](_script), frame); }); var old = doc[documentElement][innerHTML]; doc.open(); doc.write(""); doc.close(); doc[documentElement][innerHTML] = old; // 替换回 frame query(_script)[forEach](function (script) { script[parentNode][replaceChild](frames.shift(), script); }); query("*")[forEach](strip); strip(doc); events[forEach](function (event) { // 阻止事件传播 doc.addEventListener( event, function (e) { e.stopPropagation(); }, true ); }); // 移除通过样式禁用选择 var style = doc[createElement]("style"); style[innerHTML] = "*{-webkit-user-select:text!important;-moz-user-select:text!important;user-select:text!important;}"; doc.body.appendChild(style); }