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lynda.com 字幕翻译脚本，并支持下载视频和字幕文件
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| // ==UserScript== | |
| // @name lynda.com 字幕翻译 | |
| // @description lynda.com 字幕翻译脚本，并支持下载视频和字幕文件 | |
| // @namespace https://github.com/journey-ad | |
| // @version 0.3.3 | |
| // @icon https://cdn.lynda.com/static/favicon.ico | |
| // @author journey-ad | |
| // @match *://www.lynda.com/* | |
| // @require https://cdn.jsdelivr.net/npm/downloadjs@1.4.7/download.min.js | |
| // @license MIT | |
| // @updateURL https://gist.githubusercontent.com/journey-ad/d3d2869d266c00188e6f99a33fdb669c/raw | |
| // @run-at document-end | |
| // @grant GM_xmlhttpRequest | |
| // @grant GM_download | |
| // @grant GM_notification | |
| // ==/UserScript== | |
| (function () { | |
| "use strict"; | |
| var transServer = "caiyun"; // 配置翻译接口，可选值为 caiyun, sogou, google | |
| var entries = null; | |
| window.transTimer = window.setInterval(init, 100); // 用定时器检查待翻译文本是否已准备好 | |
| function init() { | |
| if (unsafeWindow.mejs && getDeepProperty(mejs, "players.mep_0.selectedTrack")) { | |
| window.clearInterval(window.transTimer); // 清除定时器 | |
| addTranslateBtn(); | |
| entries = mejs.players.mep_0.selectedTrack.entries; | |
| Object.defineProperty(mejs.players.mep_0.selectedTrack, "entries", { | |
| get: function get() { | |
| return entries; | |
| }, | |
| set: function set(data) { | |
| entries = data; | |
| if (entries.text) { | |
| console.log("字幕文本可用"); | |
| transText(); | |
| } | |
| } | |
| }); | |
| console.log("字幕文本可用"); | |
| transText(); | |
| } | |
| } | |
| function addTranslateBtn() { | |
| window.isTranslateEnable = true; | |
| var controls = document.getElementsByClassName("mejs-controls")[0], | |
| css = ".mejs-container .mejs-controls .mejs-button.translate {right: 110px;}@media (min-width: 768px){.mejs-container .mejs-controls .mejs-button.translate {right: 132px;}.mejs-container .mejs-controls .mejs-button.mejs-playback-rate-button {right: 166px;}}.modal.video-modal .modal-player-cont .mejs-container .mejs-controls .mejs-button.translate {right: 90px;}#translate-btn {height: 16px;margin-top: 2px;font-size: 16px;font-weight: bold;color: #ccc;transition: all .3s;}#translate-btn:hover {color: #fff;}#translate-btn.enable {color: #ffba00;}@media (max-width: 768px){.mejs-container .mejs-captions-layer {font-size: 16px; line-height:18px;}}", | |
| container = document.createElement("div"); | |
| addStyle(css); | |
| controls.appendChild(container); | |
| container.outerHTML = '<div class="mejs-button translate"><button class="enable" id="translate-btn" type="button">文</button></div>'; | |
| var transBtn = document.getElementById("translate-btn"); | |
| transBtn.addEventListener("click", function () { | |
| transBtn.classList.toggle("enable"); | |
| window.isTranslateEnable = !window.isTranslateEnable; | |
| }, false); | |
| } | |
| function addDownloadTab() { | |
| window.loading = true; | |
| var courseId = unsafeWindow.lynda.courseId, | |
| videoId = unsafeWindow.currentVideoId, | |
| elVideoName = document.querySelector('#course-page .course-toc .toc-items .current .video-name'), | |
| videoName = '{{ index }}_{{ zh }}_{{ en }}'.render({ | |
| index: elVideoName.dataset.index, | |
| en: elVideoName.dataset.original.replace(/\s+/g, '_'), | |
| zh: elVideoName.dataset.translate.replace(/\s+/g, '') | |
| }), | |
| panelTemplate = videoDownloadTabTemplate, | |
| videoData = { | |
| class: '', | |
| style: document.getElementsByClassName('tab-video-download')[0].classList.contains('selected') ? 'display:block' : 'display:none', | |
| subtitleNameZH: videoName + '_chs.srt', | |
| subtitleNameEN: videoName + '_eng.srt' | |
| }, | |
| _TIMECODE_REGEX = /\[(\d+:\d+:\d+[\.,]\d+)\]/; | |
| getVideoUrl(courseId, videoId, function (data) { | |
| data[0]['qualities'].forEach(function (quality) { | |
| videoData['videoName' + quality] = videoName + '_' + quality + 'p.' + (quality === '64' ? 'mp3' : 'mp4'); | |
| videoData['videoUrl' + quality] = data[0]['urls'][quality]; | |
| }); | |
| fixSubtitles(videoId, function (subtitles) { | |
| var zhSrt = '', | |
| enSrt = '', | |
| seqCounter = 0; | |
| for (var pos = 0; pos < subtitles.length - 1; pos++) { | |
| var seqCurrent = subtitles[pos]; | |
| var mCurrent = _TIMECODE_REGEX.exec(seqCurrent['Timecode']); | |
| if (mCurrent === null) continue; | |
| var seqNext = subtitles[pos + 1]; | |
| var mNext = _TIMECODE_REGEX.exec(seqNext['Timecode']); | |
| if (mNext === null) continue; | |
| var appearTime = mCurrent[1].replace('.', ',').concat('0'); | |
| var disappearTime = mNext[1].replace('.', ',').concat('0'); | |
| var text = seqCurrent['Caption'].trim(); | |
| if (text) { | |
| seqCounter++; | |
| text = text.replace(/\r?\n|\r/g, " ").trim(); | |
| zhSrt += '{{ num }}\r\n{{ from }} --> {{ to }}\r\n{{ translate }}\r\n{{ text }}\r\n\r\n'.render({ | |
| num: seqCounter, | |
| from: appearTime, | |
| to: disappearTime, | |
| translate: window.subtitleTrans[seqCounter - 1], | |
| text: text | |
| }); | |
| enSrt += '{{ num }}\r\n{{ from }} --> {{ to }}\r\n{{ text }}\r\n\r\n'.render({ | |
| num: seqCounter, | |
| from: appearTime, | |
| to: disappearTime, | |
| text: text | |
| }); | |
| } | |
| } | |
| window.downloadPanel = document.getElementById('tab-video-download'); | |
| window.downloadPanel.outerHTML = panelTemplate.render(videoData); | |
| document.getElementById('tab-video-download').addEventListener('click', function (e) { | |
| var el = e.target; | |
| while (el.tagName !== 'LI') { | |
| el = el.parentNode; | |
| if (el === document.getElementById('tab-video-download')) { | |
| el = null; | |
| break; | |
| } | |
| } | |
| if (el) { | |
| if (el.classList.contains('subtitle')) { | |
| var lang = el.dataset.lang; | |
| if (lang === 'zh') { | |
| download(zhSrt, videoData['subtitleNameZH'], 'text/plain'); | |
| } else { | |
| download(enSrt, videoData['subtitleNameEN'], 'text/plain'); | |
| } | |
| } else if (el.classList.contains('quality')) { | |
| el.classList.add('disable'); | |
| el.classList.add('progress'); | |
| var elProg = el.getElementsByClassName('file-prog')[0], | |
| prog = 0, | |
| quality = el.dataset.quality; | |
| elProg.innerText = prog + '%'; | |
| GM_download({ | |
| url: videoData['videoUrl' + quality], | |
| name: videoData['videoName' + quality], | |
| saveAs: true, | |
| onload: function onload() { | |
| GM_notification("下载完成", videoData['videoName' + quality]); | |
| el.classList.remove('disable'); | |
| el.classList.remove('progress'); | |
| }, | |
| onerror: function onerror() { | |
| GM_notification("下载失败", videoData['videoName' + quality]); | |
| el.classList.remove('disable'); | |
| }, | |
| onprogress: function onprogress(e) { | |
| prog = (e.loaded / e.total * 100).toFixed(2); | |
| elProg.innerText = prog + '%'; | |
| el.style.backgroundSize = prog + '% auto'; | |
| } | |
| }); | |
| GM_notification("开始下载", videoData['videoName' + quality]); | |
| } | |
| } | |
| }); | |
| window.loading = false; | |
| document.getElementById('tab-video-download').classList.remove('loading'); | |
| console.log("下载面板添加完成"); | |
| }); | |
| }); | |
| } | |
| function getVideoUrl(courseId, videoId, callback) { | |
| GM_xmlhttpRequest({ | |
| method: "GET", | |
| url: "https://www.lynda.com/ajax/course/".concat(courseId, "/").concat(videoId, "/play"), | |
| headers: { | |
| "accept": "application/json" | |
| }, | |
| onload: function onload(response) { | |
| var data = JSON.parse(response.responseText); | |
| callback(data); | |
| } | |
| }); | |
| } | |
| function fixSubtitles(videoId, callback) { | |
| GM_xmlhttpRequest({ | |
| method: "GET", | |
| url: "https://www.lynda.com/ajax/player?videoId=".concat(videoId, "&type=transcript"), | |
| headers: { | |
| "accept": "application/json" | |
| }, | |
| onload: function onload(response) { | |
| var data = JSON.parse(response.responseText); | |
| callback(data); | |
| } | |
| }); | |
| } | |
| function transText() { | |
| document.getElementById('tab-video-download').classList.add('loading'); | |
| window.subtitleTrans = []; | |
| var s = "", | |
| r = "", | |
| arr = [], | |
| num = 0, | |
| count = 0, | |
| subtitle = entries.text; | |
| subtitle.forEach(function (e) { | |
| // 去除每条字幕的换行符并按行排列 | |
| s += e.replace(/\r?\n|\r/g, " ") + "\n"; | |
| }); | |
| num = translate(s, function (data, index) { | |
| // 调用翻译方法并处理回调 | |
| count++; | |
| arr[index] = data; // 按分块原始下标放回结果数组 | |
| if (count >= num) { | |
| // 所有翻译文本已取回 | |
| r = arr.join("\n"); | |
| window.subtitleTrans = r.split("\n"); | |
| mejs.players.mep_0.displayCaptions = function () { | |
| // 重写displayCaptions方法 | |
| var subtitle = null; | |
| if ("undefined" != typeof mejs.players.mep_0.tracks) { | |
| var t, | |
| e = mejs.players.mep_0, | |
| i = e.selectedTrack; | |
| if (null !== i && i.isLoaded) { | |
| for (t = 0; t < i.entries.times.length; t++) { | |
| if (e.media.currentTime >= i.entries.times[t].start && e.media.currentTime <= i.entries.times[t].stop) { | |
| if (window.isTranslateEnable) { | |
| // 拼接双语字幕 | |
| subtitle = (window.subtitleTrans[t] || '[等待翻译文本]') + "\n" + i.entries.text[t].replace(/\r?\n|\r/g, " "); | |
| } else { | |
| subtitle = i.entries.text[t]; | |
| } | |
| return e.captionsText.html(subtitle).attr("class", "mejs-captions-text " + (i.entries.times[t].identifier || "")), void e.captions.show(); | |
| } | |
| } | |
| e.captions.hide(); | |
| } else e.captions.hide(); | |
| } | |
| }; | |
| console.log(r); | |
| console.log("使用 " + transServer + " 翻译完成"); | |
| if (!window.loading) { | |
| addDownloadTab(); | |
| } | |
| } | |
| }); | |
| } | |
| function translate(str, callback) { | |
| var textArr = [], | |
| count = 1; | |
| if (str.length > 5000) { | |
| //大于5000字符分块翻译 | |
| var strArr = str.split("\n"), | |
| i = 0; | |
| strArr.forEach(function (v) { | |
| textArr[i] = textArr[i] || ""; | |
| if ((textArr[i] + v).length > (i + 1) * 5000) { | |
| // 若加上此行后长度超出5000字符则分块 | |
| i++; | |
| textArr[i] = ""; | |
| } | |
| textArr[i] += v + "\n"; | |
| }); | |
| count = i + 1; // 记录块的数量 | |
| } else { | |
| textArr[0] = str; | |
| } | |
| textArr.forEach(function (text, index) { | |
| // 遍历每块分别进行翻译 | |
| server({ | |
| text: text.trim(), | |
| index: index | |
| }, callback); | |
| }); | |
| return count; // 返回分块数量 | |
| } | |
| function server() { | |
| var list = { | |
| sogou: function sogou(r, callback) { | |
| var KEY = "b33bf8c58706155663d1ad5dba4192dc"; // 硬编码于搜狗网页翻译js | |
| var data = { | |
| "from": "auto", | |
| "to": "zh-CHS", | |
| "client": "pc", | |
| "fr": "browser_pc", | |
| "text": r.text, | |
| "pid": "sogou-dict-vr", | |
| "useDetect": "on", | |
| "useDetectResult": "on", | |
| "oxford": "on", | |
| "isReturnSugg": "on", | |
| "needQc": 1, | |
| "s": md5("autozh-CHS".concat(r.text).concat(KEY)) // 签名算法 | |
| }; | |
| GM_xmlhttpRequest({ | |
| method: "POST", | |
| url: "https://fanyi.sogou.com/reventondc/translateV1", | |
| headers: { | |
| "accept": "application/json", | |
| "content-type": "application/x-www-form-urlencoded; charset=UTF-8" | |
| }, | |
| data: serialize(data), | |
| onload: function onload(response) { | |
| var result = JSON.parse(response.responseText); | |
| callback(result.data.translate.dit, r.index); // 执行回调，在回调中拼接 | |
| } | |
| }); | |
| }, | |
| caiyun: function caiyun(r, callback) { | |
| var data = { | |
| "source": r.text.split("\n"), | |
| "trans_type": "en2zh", | |
| "request_id": "web_fanyi", | |
| "media": "text", | |
| "os_type": "web", | |
| "dict": true, | |
| "cached": true, | |
| "replaced": true | |
| }; | |
| GM_xmlhttpRequest({ | |
| method: "POST", | |
| url: "https://api.interpreter.caiyunai.com/v1/translator", | |
| headers: { | |
| "accept": "application/json", | |
| "content-type": "application/json; charset=UTF-8", | |
| "X-Authorization": "token:gh0nd9ybc4a7mvb2unqi" | |
| }, | |
| data: JSON.stringify(data), | |
| onload: function onload(response) { | |
| var result = JSON.parse(response.responseText); | |
| callback(result.target.join("\n"), r.index); // 执行回调，在回调中拼接 | |
| } | |
| }); | |
| }, | |
| google: function google(r, callback) { | |
| var data = { | |
| "q": r.text, | |
| "client": "webapp", | |
| "sl": "auto", | |
| "tl": "zh-CN", | |
| "hl": "zh-CN", | |
| "dt": "t", | |
| "otf": 1, | |
| "pc": 1, | |
| "ssel": 0, | |
| "tsel": 0, | |
| "kc": 5, | |
| "tk": tk(r.text) | |
| }; | |
| GM_xmlhttpRequest({ | |
| method: "POST", | |
| url: "https://translate.google.cn/translate_a/single", | |
| headers: { | |
| "accept": "application/json", | |
| "content-type": "application/x-www-form-urlencoded; charset=UTF-8" | |
| }, | |
| data: serialize(data), | |
| onload: function onload(response) { | |
| var result = JSON.parse(response.responseText), | |
| arr = []; | |
| result[0].forEach(function (t) { | |
| t && arr.push(t[0]); | |
| }); | |
| callback(arr.join(""), r.index); // 执行回调，在回调中拼接 | |
| } | |
| }); | |
| } | |
| }; | |
| return list[transServer].apply(null, arguments); | |
| } | |
| var liVideoDownloadTemplate = "\n<li class=\"tab-video-download\" data-tab=\"video-download\">\n <a href=\"#tab\" id=\"video-download-tab\" aria-controls=\"tab-video-download\" tabindex=\"0\">Download</a>\n</li>"; | |
| var videoDownloadTabTemplate = "\n<section id=\"tab-video-download\" class=\"{{ class }}\" aria-hidden=\"true\" style=\"{{ style }}\">\n <div class=\"video-download-tab \" id=\"video-download\" tabindex=\"0\">\n <div class=\"content unlocked\">\n <div class=\"col-xs-12 col-sm-9\">\n <div class=\"headline\">\n \u4E0B\u8F7D\u89C6\u9891\u548C\u5B57\u5E55\u6587\u4EF6\n </div>\n <p>\u5B57\u5E55\u6587\u4EF6\u683C\u5F0F\u4E3A.srt\uFF0C\u4E0B\u8F7D\u5728\u540E\u53F0\u8FDB\u884C\uFF0C\u8BF7\u8010\u5FC3\u7B49\u5F85</p>\n <ul class=\"video-download-popover\">\n <li class=\"subtitle subtitle-zh\" data-lang=\"zh\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ subtitleNameZH }}</span>\n <span class=\"file-type\">[CHS]</span>\n </a>\n </li>\n <li class=\"subtitle subtitle-en\" data-lang=\"en\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ subtitleNameEN }}</span>\n <span class=\"file-type\">[ENG]</span>\n </a>\n </li>\n <hr>\n <li class=\"quality quality-720\" data-quality=\"720\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ videoName720 }}</span>\n <span class=\"file-prog\">-%</span>\n <span class=\"file-type\">[HD720P]</span>\n </a>\n </li>\n <li class=\"quality quality-540\" data-quality=\"540\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ videoName540 }}</span>\n <span class=\"file-prog\">-%</span>\n <span class=\"file-type\">[SD540P]</span>\n </a>\n </li>\n <li class=\"quality quality-360\" data-quality=\"360\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ videoName360 }}</span>\n <span class=\"file-prog\">-%</span>\n <span class=\"file-type\">[360P]</span>\n </a>\n </li>\n <li class=\"quality quality-64\" data-quality=\"64\">\n <a href=\"javascript:void(0)\" class=\"course-file clearfix\" tabindex=\"0\">\n <span class=\"file-name col-xs-8 col-sm-9 col-xl-10\">{{ videoName64 }}</span>\n <span class=\"file-prog\">-%</span>\n <span class=\"file-type\">[Audio]</span>\n </a>\n </li>\n </ul>\n </div>\n <div class=\"hidden-xs col-sm-3\">\n <div class=\"files unlocked\">\n <div>\n <i class=\"lyndacon project-files\"></i>\n </div>\n </div>\n </div>\n </div>\n </div>\n <div class=\"video-download-disclaimer\">\n <p>\u4E0B\u8F7D\u6B64\u6587\u4EF6\u610F\u5473\u7740\u4F60\u540C\u610F\u4F7F\u7528\u6B64\u6587\u4EF6\u7684\u884C\u4E3A\u987B\u7B26\u5408<a href=\"/aboutus/lotterms.aspx\" target=\"_blank\">\u670D\u52A1\u6761\u6B3E</a>\u4E2D\u7684\u7EA6\u5B9A\uFF0C\u4F60\u53EA\u80FD\u4EE5\u4E2A\u4EBA\u7528\u9014\u5728\u8BFE\u7A0B\u8BA2\u9605\u671F\u95F4\u89C2\u770B\u6B64\u6587\u4EF6\u4E2D\u7684\u5185\u5BB9\uFF0C\u4E0D\u5141\u8BB8\u516C\u5F00\u6216\u6563\u5E03\u6B64\u6587\u4EF6\u5185\u5BB9</p>\n </div>\n</section>"; | |
| function addStyle(css) { | |
| if (typeof GM_addStyle != "undefined") { | |
| GM_addStyle(css); | |
| } else if (typeof PRO_addStyle != "undefined") { | |
| PRO_addStyle(css); | |
| } else { | |
| var node = document.createElement("style"); | |
| node.type = "text/css"; | |
| node.appendChild(document.createTextNode(css)); | |
| var heads = document.getElementsByTagName("head"); | |
| if (heads.length > 0) { | |
| heads[0].appendChild(node); | |
| } else { | |
| // no head yet, stick it whereever | |
| document.documentElement.appendChild(node); | |
| } | |
| } | |
| } | |
| String.prototype.render = function (context) { | |
| return this.replace(/{{(.*?)}}/g, function (_match, key) { | |
| return context[key.trim()]; | |
| }); | |
| }; | |
| Number.prototype.pad = function(size) { | |
| var s = String(this); | |
| while (s.length < (size || 2)) {s = "0" + s;} | |
| return s; | |
| } | |
| function getDeepProperty(obj, propstr) { | |
| var prop = propstr.split("."); | |
| for (var i = 0; i < prop.length; i++) { | |
| if (typeof obj === "object") obj = obj[prop[i]]; | |
| } | |
| return obj; | |
| } | |
| function serialize(obj) { | |
| return Object.keys(obj).map(function (k) { | |
| return encodeURIComponent(k) + "=" + encodeURIComponent(obj[k]).replace("%20", "+"); | |
| }).join("&"); | |
| } | |
| function md5(str) { | |
| var k = [], | |
| i = 0; | |
| for (i = 0; i < 64;) { | |
| k[i] = 0 | Math.abs(Math.sin(++i)) * 4294967296; | |
| } | |
| var b, | |
| c, | |
| d, | |
| j, | |
| x = [], | |
| str2 = unescape(encodeURI(str)), | |
| a = str2.length, | |
| h = [b = 1732584193, c = -271733879, ~b, ~c]; | |
| for (i = 0; i <= a;) { | |
| x[i >> 2] |= (str2.charCodeAt(i) || 128) << 8 * (i++ % 4); | |
| } | |
| x[str = (a + 8 >> 6) * 16 + 14] = a * 8; | |
| i = 0; | |
| for (; i < str; i += 16) { | |
| a = h; | |
| j = 0; | |
| for (; j < 64;) { | |
| a = [d = a[3], (b = a[1] | 0) + ((d = a[0] + [b & (c = a[2]) | ~b & d, d & b | ~d & c, b ^ c ^ d, c ^ (b | ~d)][a = j >> 4] + (k[j] + (x[[j, 5 * j + 1, 3 * j + 5, 7 * j][a] % 16 + i] | 0))) << (a = [7, 12, 17, 22, 5, 9, 14, 20, 4, 11, 16, 23, 6, 10, 15, 21][4 * a + j++ % 4]) | d >>> 32 - a), b, c]; | |
| } | |
| for (j = 4; j;) { | |
| h[--j] = h[j] + a[j]; | |
| } | |
| } | |
| str = ""; | |
| for (; j < 32;) { | |
| str += (h[j >> 3] >> (1 ^ j++ & 7) * 4 & 15).toString(16); | |
| } | |
| return str; | |
| } | |
| function tk(a) { | |
| var tkk = "429175.1243284773", | |
| Jo = null, | |
| b, | |
| c, | |
| d; | |
| function Ho(a) { | |
| return function () { | |
| return a; | |
| }; | |
| } | |
| function Io(a, b) { | |
| for (var c = 0; c < b.length - 2; c += 3) { | |
| var d = b.charAt(c + 2); | |
| d = "a" <= d ? d.charCodeAt(0) - 87 : Number(d); | |
| d = "+" == b.charAt(c + 1) ? a >>> d : a << d; | |
| a = "+" == b.charAt(c) ? a + d & 4294967295 : a ^ d; | |
| } | |
| return a; | |
| } | |
| if (null !== Jo) b = Jo; else { | |
| b = Ho(String.fromCharCode(84)); | |
| c = Ho(String.fromCharCode(75)); | |
| b = [b(), b()]; | |
| b[1] = c(); | |
| b = (Jo = tkk || "") || ""; | |
| } | |
| d = Ho(String.fromCharCode(116)); | |
| c = Ho(String.fromCharCode(107)); | |
| d = [d(), d()]; | |
| d[1] = c(); | |
| d = b.split("."); | |
| b = Number(d[0]) || 0; | |
| for (var e = [], f = 0, g = 0; g < a.length; g++) { | |
| var k = a.charCodeAt(g); | |
| 128 > k ? e[f++] = k : (2048 > k ? e[f++] = k >> 6 | 192 : (55296 == (k & 64512) && g + 1 < a.length && 56320 == (a.charCodeAt(g + 1) & 64512) ? (k = 65536 + ((k & 1023) << 10) + (a.charCodeAt(++g) & 1023), e[f++] = k >> 18 | 240, e[f++] = k >> 12 & 63 | 128) : e[f++] = k >> 12 | 224, e[f++] = k >> 6 & 63 | 128), e[f++] = k & 63 | 128); | |
| } | |
| a = b; | |
| for (f = 0; f < e.length; f++) { | |
| a += e[f], a = Io(a, "+-a^+6"); | |
| } | |
| a = Io(a, "+-3^+b+-f"); | |
| a ^= Number(d[1]) || 0; | |
| 0 > a && (a = (a & 2147483647) + 2147483648); | |
| a %= 1E6; | |
| return a.toString() + "." + (a ^ b); | |
| } | |
| (function () { // 翻译目录&添加下载面板HTML | |
| var videoNameList = document.querySelectorAll('.video-name'), | |
| s = [], | |
| r = []; | |
| videoNameList.forEach(function (videoName, i) { | |
| s[i] = videoName.innerText; | |
| }); | |
| translate(s.join('\n'), function (data) { | |
| r = data.split('\n'); | |
| videoNameList.forEach(function (videoName, i) { | |
| videoName.dataset.index = i.pad(2), | |
| videoName.dataset.original = videoName.innerText; | |
| videoName.dataset.translate = r[i]; | |
| videoName.innerText = r[i] + ' (' + videoName.innerText + ')'; | |
| }); | |
| }); | |
| // 添加下载面板HTML | |
| var css = '.video-download-tab{position:relative}.video-download-tab.fade .content{max-height:300px;padding-bottom:30px}.video-download-tab .content{max-height:338px;min-height:220px;overflow-y:auto;padding:30px 20px;}.video-download-tab .content .col-xs-6{position:static}.video-download-tab .content.locked{min-height:280px}.video-download-tab .content.unlocked li a:hover{background:#f7f7f7;text-decoration:none}.video-download-tab .headline{font-size:15px;font-weight:700;line-height:18px}.video-download-tab hr{margin:6px 0;}.video-download-tab .video-download-popover+.headline{margin-top:10px}.video-download-tab p{line-height:30px;margin:0}.video-download-tab li.disable{pointer-events:none;opacity:.5;}.video-download-tab li.progress{border-radius:6px;background:linear-gradient(#eee,#eee);background-size:0% auto;background-repeat:no-repeat;}.video-download-tab li .file-prog{display:none;}.video-download-tab li.progress .file-prog{display:inline-block;}.video-download-tab .quality-64 a .file-type{color:#9E9E9E;}.video-download-tab .quality-720 a .file-type,.video-download-tab .subtitle-zh a .file-type{color:#4ec57d;}.video-download-tab li a,.video-download-tab li>span{display:block;line-height:1em;padding:10px}.video-download-tab li a .lock,.video-download-tab li>span .lock{color:#999;font-size:10px;margin:-3px 0 0 -13px;vertical-align:text-top}.video-download-tab li a .file-type,.video-download-tab li>span .file-type{float:right;font-weight:bold;color:#4e5bc5;}.video-download-tab li a .file-name,.video-download-tab li>span .file-name{display:inline-block;line-height:1em;max-width:610px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}.video-download-tab .files{margin-top:5px;text-align:center;z-index:2;float:right;margin-right:15px}.video-download-tab .files.unlocked .project-files{color:#ddd}.video-download-tab .files .project-files{color:#666;font-size:120px}.video-download-tab .files .discover{font-size:17px;line-height:21px}.video-download-tab .files button{display:block;margin-top:15px;width:100%}.video-download-disclaimer{margin-top:20px;border-top:2px solid #eee;padding:20px 30px}.video-download-disclaimer p{line-height:1.4em;margin-bottom:0}#tab-video-download.loading{pointer-events:none;}#tab-video-download.loading .video-download-tab .content{overflow:hidden;}#tab-video-download.loading p,#tab-video-download.loading span,#tab-video-download.loading .headline,#tab-video-download.loading .video-download-disclaimer a{box-sizing:border-box;color:transparent;background:#eee;padding:6px;}#tab-video-download.loading .video-download-disclaimer a,#tab-video-download.loading .headline{display:none;}#tab-video-download.loading p,#tab-video-download.loading span.file-name{box-sizing:border-box;color:transparent;background:#eee;padding:15px;margin:10px 0;animation-duration:2s;animation-fill-mode:forwards;animation-iteration-count:infinite;animation-name:placeHolderShimmer;animation-timing-function:linear;background:#f6f7f8;background:linear-gradient(to right,#eeeeee 8%,#dddddd 18%,#eeeeee 33%);background-size:1400px 100px;}#tab-video-download.loading span.file-name{padding:6px;margin:0;}@keyframes placeHolderShimmer{0%{background-position:-200px 0}33%,100%{background-position:900px 0}}'; | |
| addStyle(css); | |
| window.downloadTab = document.createElement('li'); | |
| document.getElementById('course-tabs').appendChild(window.downloadTab); | |
| window.downloadTab.outerHTML = liVideoDownloadTemplate; | |
| window.downloadPanel = document.createElement('section'); | |
| document.getElementsByClassName('tab-container')[0].appendChild(window.downloadPanel); | |
| window.downloadPanel.outerHTML = videoDownloadTabTemplate.render({ | |
| class: 'loading', | |
| style: document.getElementsByClassName('tab-video-download')[0].classList.contains('selected') ? 'display:block' : 'display:none' | |
| }); | |
| window.downloadPanel = document.getElementById('tab-video-download'); | |
| })(); | |
| })(); |
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