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E绅士阅读强化，一目了然的缩略图网格陈列，漫画形式的大图阅读。
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// ==UserScript== // @name E HENTAI VIEW ENHANCE // @name:zh-CN E绅士阅读强化 // @namespace https://github.com/MapoMagpie/eh-view-enhance // @version 4.1.17 // @author MapoMagpie // @description e-hentai.org better viewer, All of thumbnail images exhibited in grid, and show the best quality image. // @description:zh-CN E绅士阅读强化，一目了然的缩略图网格陈列，漫画形式的大图阅读。 // @license MIT // @icon https://exhentai.org/favicon.ico // @match https://exhentai.org/g/* // @match https://e-hentai.org/g/* // @match https://nhentai.net/g/* // @match https://steamcommunity.com/id/*/screenshots* // @match https://hitomi.la/*/* // @match https://www.pixiv.net/* // @exclude https://nhentai.net/g/*/*/ // @require https://cdn.jsdelivr.net/npm/[email protected]/dist/jszip.min.js // @require https://cdn.jsdelivr.net/npm/[email protected]/dist/FileSaver.min.js // @require https://cdn.jsdelivr.net/npm/[email protected]/hammer.min.js // @connect exhentai.org // @connect e-hentai.org // @connect hath.network // @connect nhentai.net // @connect hitomi.la // @connect akamaihd.net // @connect i.pximg.net // @connect ehgt.org // @grant GM_getValue // @grant GM_setValue // @grant GM_xmlhttpRequest // ==/UserScript== (function (fileSaver, JSZip, Hammer) { 'use strict'; var _documentCurrentScript = typeof document !== 'undefined' ? document.currentScript : null; // src/native/alias.ts var _GM_getValue = /* @__PURE__ */ (() => typeof GM_getValue != "undefined" ? GM_getValue : void 0)(); var _GM_setValue = /* @__PURE__ */ (() => typeof GM_setValue != "undefined" ? GM_setValue : void 0)(); var _GM_xmlhttpRequest = /* @__PURE__ */ (() => typeof GM_xmlhttpRequest != "undefined" ? GM_xmlhttpRequest : void 0)(); function defaultConf() { const screenWidth = window.screen.width; const colCount = screenWidth > 2500 ? 7 : screenWidth > 1900 ? 6 : 5; return { backgroundImage: `data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAfElEQVR42mP8z/CfCgIwDEgwAIAL0Fq3MDD5iQcn0/BgDpDAn0/AvywA4kUEZ7gUkXBoAM5gUQUaJ6eClOyBjALcAAAAASUVORK5CYII=`, colCount, readMode: "singlePage", autoLoad: true, fetchOriginal: false, restartIdleLoader: 8e3, threads: 3, downloadThreads: 3, timeout: 40, version: "4.1.10", debug: true, first: true, reversePages: false, pageHelperAbTop: "unset", pageHelperAbLeft: "20px", pageHelperAbBottom: "20px", pageHelperAbRight: "unset", imgScale: 0, stickyMouse: "enable", autoPageInterval: 1e4, autoPlay: false, filenameTemplate: "{number}-{title}", preventScrollPageTime: 200, archiveVolumeSize: 1500 }; } const VERSION = "4.1.10"; const CONFIG_KEY = "ehvh_cfg_"; function getConf() { let cfgStr = _GM_getValue(CONFIG_KEY); if (cfgStr) { let cfg2 = JSON.parse(cfgStr); if (cfg2.version === VERSION) { return confHealthCheck(cfg2); } } let cfg = defaultConf(); saveConf(cfg); return cfg; } function confHealthCheck($conf) { let changed = false; if ($conf.pageHelperAbTop !== "unset") { $conf.pageHelperAbTop = Math.max(parseInt($conf.pageHelperAbTop), 500) + "px"; changed = true; } if ($conf.pageHelperAbBottom !== "unset") { $conf.pageHelperAbBottom = Math.max(parseInt($conf.pageHelperAbBottom), 5) + "px"; changed = true; } if ($conf.pageHelperAbLeft !== "unset") { $conf.pageHelperAbLeft = Math.max(parseInt($conf.pageHelperAbLeft), 5) + "px"; changed = true; } if ($conf.pageHelperAbRight !== "unset") { $conf.pageHelperAbRight = Math.max(parseInt($conf.pageHelperAbRight), 5) + "px"; changed = true; } if (!$conf.archiveVolumeSize) { $conf.archiveVolumeSize = 1500; changed = true; } if (changed) { saveConf($conf); } return $conf; } function saveConf(c) { _GM_setValue(CONFIG_KEY, JSON.stringify(c)); } const ConfigNumberKeys = ["colCount", "threads", "downloadThreads", "timeout", "autoPageInterval", "preventScrollPageTime"]; const ConfigBooleanKeys = ["fetchOriginal", "autoLoad", "reversePages", "autoPlay"]; const ConfigSelectKeys = ["readMode", "stickyMouse"]; const conf = getConf(); function evLog(msg, ...info) { if (conf.debug) { console.log((/* @__PURE__ */ new Date()).toLocaleString(), "EHVP:" + msg, ...info); } } const HOST_REGEX = /\/\/([^\/]*)\//; function xhrWapper(url, respType, cb) { _GM_xmlhttpRequest({ method: "GET", url, timeout: conf.timeout * 1e3, responseType: respType, headers: { "Host": HOST_REGEX.exec(url)[1], // "User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:106.0) Gecko/20100101 Firefox/106.0", "Accept": "image/avif,image/webp,*/*", // "Accept-Language": "en-US,en;q=0.5", // "Accept-Encoding": "gzip, deflate, br", "Connection": "keep-alive", "Referer": window.location.href, // "Sec-Fetch-Dest": "image", // "Sec-Fetch-Mode": "no-cors", // "Sec-Fetch-Site": "cross-site", "Cache-Control": "public,max-age=3600,immutable" }, ...cb }); } function fetchImage(url) { return new Promise((resolve, reject) => { xhrWapper(url, "blob", { onload: (response) => resolve(response.response), onerror: (error) => reject(error) }); }); } var FetchState = /* @__PURE__ */ ((FetchState2) => { FetchState2[FetchState2["FAILED"] = 0] = "FAILED"; FetchState2[FetchState2["URL"] = 1] = "URL"; FetchState2[FetchState2["DATA"] = 2] = "DATA"; FetchState2[FetchState2["DONE"] = 3] = "DONE"; return FetchState2; })(FetchState || {}); class IMGFetcher { root; imgElement; pageUrl; bigImageUrl; stage = 1 /* URL */; tryTimes = 0; lock = false; /// 0: not rendered, 1: rendered tumbinal, 2: rendered big image rendered = 0; data; contentType; blobUrl; title; downloadState; onFinishedEventContext; onFailedEventContext; downloadBar; timeoutId; settings; constructor(node, settings) { this.root = node; this.imgElement = node.firstChild; this.pageUrl = this.imgElement.getAttribute("ahref"); this.title = this.imgElement.getAttribute("title") || "untitle.jpg"; this.downloadState = { total: 100, loaded: 0, readyState: 0 }; this.onFinishedEventContext = /* @__PURE__ */ new Map(); this.onFailedEventContext = /* @__PURE__ */ new Map(); this.settings = settings; this.root.addEventListener("click", (event) => settings.onClick?.(event)); } // 刷新下载状态 setDownloadState(newState) { this.downloadState = { ...this.downloadState, ...newState }; if (this.downloadState.readyState === 4) { if (this.downloadBar && this.downloadBar.parentNode) { this.downloadBar.parentNode.removeChild(this.downloadBar); } return; } if (!this.downloadBar) { const downloadBar = document.createElement("div"); downloadBar.classList.add("downloadBar"); downloadBar.innerHTML = ` <progress style="position: absolute; width: 100%; height: 7px; left: 0; bottom: 0; border: none;" value="0" max="100" /> `; this.downloadBar = downloadBar; this.root.appendChild(this.downloadBar); } if (this.downloadBar) { this.downloadBar.querySelector("progress").setAttribute("value", this.downloadState.loaded / this.downloadState.total * 100 + ""); } this.settings.downloadStateReporter?.(this.downloadState); } async start(index) { if (this.lock) return; this.lock = true; try { this.changeStyle(0 /* ADD */); await this.fetchImage(); this.changeStyle(1 /* REMOVE */, 0 /* SUCCESS */); this.onFinishedEventContext.forEach((callback) => callback(index, this)); } catch (error) { this.changeStyle(1 /* REMOVE */, 1 /* FAILED */); evLog(`IMG-FETCHER ERROR:`, error); this.stage = 0 /* FAILED */; this.onFailedEventContext.forEach((callback) => callback(index, this)); } finally { this.lock = false; } } onFinished(eventId, callback) { this.onFinishedEventContext.set(eventId, callback); } onFailed(eventId, callback) { this.onFailedEventContext.set(eventId, callback); } retry() { if (this.stage !== 3 /* DONE */) { this.changeStyle(1 /* REMOVE */); this.stage = 1 /* URL */; } } async fetchImage() { this.tryTimes = 0; while (this.tryTimes < 3) { switch (this.stage) { case 0 /* FAILED */: case 1 /* URL */: let url = await this.fetchImageURL(); if (url !== null) { this.bigImageUrl = url; this.stage = 2 /* DATA */; } else { this.tryTimes++; } break; case 2 /* DATA */: const ret = await this.fetchImageData(); if (ret !== null) { [this.data, this.contentType] = ret; this.blobUrl = URL.createObjectURL(new Blob([this.data], { type: this.contentType })); if (this.rendered === 2) { this.imgElement.src = this.blobUrl; } this.stage = 3 /* DONE */; } else { this.stage = 1 /* URL */; this.tryTimes++; } break; case 3 /* DONE */: return; } } throw new Error(`Fetch image failed, reach max try times, current stage: ${this.stage}`); } async fetchImageURL() { try { const imageURL = await this.settings.matcher.matchImgURL(this.pageUrl, this.tryTimes > 0); if (!imageURL) { evLog("Fetch URL failed, the URL is empty"); return null; } return imageURL; } catch (error) { evLog(`Fetch URL error:`, error); return null; } } async fetchImageData() { try { const data = await this.fetchBigImage(); if (data == null) { throw new Error(`Data is null, image url:${this.bigImageUrl}`); } const type = data.type; return data.arrayBuffer().then((buffer) => [new Uint8Array(buffer), type]); } catch (error) { evLog(`Fetch image data error:`, error); return null; } } render() { switch (this.rendered) { case 0: case 1: if (this.blobUrl) { this.imgElement.src = this.blobUrl; } else { this.imgElement.src = this.imgElement.getAttribute("asrc"); } this.rendered = 2; break; } } unrender() { if (this.rendered === 1 || this.rendered === 0) return; this.rendered = 1; this.imgElement.src = this.imgElement.getAttribute("asrc"); } //立刻将当前元素的src赋值给大图元素 setNow(index) { this.settings.setNow?.(index); if (this.stage === 3 /* DONE */) { this.onFinishedEventContext.forEach((callback) => callback(index, this)); } } async fetchBigImage() { if (this.bigImageUrl?.startsWith("blob:")) { return await fetch(this.bigImageUrl).then((resp) => resp.blob()); } const imgFetcher = this; return new Promise(async (resolve, reject) => { xhrWapper(imgFetcher.bigImageUrl, "blob", { onload: function(response) { let data = response.response; if (data.type === "text/html") { console.error("warn: fetch big image data type is not blob: ", data); } try { imgFetcher.setDownloadState({ readyState: response.readyState }); } catch (error) { evLog("warn: fetch big image data onload setDownloadState error:", error); } resolve(data); }, onerror: function(response) { reject(`error:${response.error}, response:${response.response}`); }, ontimeout: function() { reject("timeout"); }, onprogress: function(response) { imgFetcher.setDownloadState({ total: response.total, loaded: response.loaded, readyState: response.readyState }); }, onloadstart: function() { imgFetcher.setDownloadState(imgFetcher.downloadState); } }); }); } changeStyle(action, fetchStatus) { switch (action) { case 0 /* ADD */: this.imgElement.classList.add("fetching"); break; case 1 /* REMOVE */: this.imgElement.classList.remove("fetching"); break; } switch (fetchStatus) { case 0 /* SUCCESS */: this.imgElement.classList.add("fetched"); this.imgElement.classList.remove("fetch-failed"); break; case 1 /* FAILED */: this.imgElement.classList.add("fetch-failed"); this.imgElement.classList.remove("fetched"); break; default: this.imgElement.classList.remove("fetched"); this.imgElement.classList.remove("fetch-failed"); } } } const lang = navigator.language; const i18nIndex = lang === "zh-CN" ? 1 : 0; class I18nValue extends Array { constructor(...value) { super(...value); } get() { return this[i18nIndex]; } } const i18n = { imageScale: new I18nValue("SCALE", "缩放"), download: new I18nValue("DL", "下载"), config: new I18nValue("CONF", "配置"), autoPagePlay: new I18nValue("PLAY", "播放"), autoPagePause: new I18nValue("PAUSE", "暂停"), autoPlay: new I18nValue("Auto Page", "自动翻页"), autoPlayTooltip: new I18nValue("Auto Page when entering the big image readmode.", "当阅读大图时，开启自动播放模式。"), preventScrollPageTime: new I18nValue("Flip Page Time", "滚动翻页时间"), preventScrollPageTimeTooltip: new I18nValue("In Read Mode:Single Page, when scrolling through the content, prevent immediate page flipping when reaching the bottom, improve the reading experience. Set to 0 to disable this feature, measured in milliseconds.", "在单页阅读模式下，滚动浏览时，阻止滚动到底部时立即翻页，提升阅读体验。设置为0时则为禁用此功能，单位为毫秒。"), collapse: new I18nValue("FOLD", "收起"), columns: new I18nValue("Columns", "每行数量"), readMode: new I18nValue("Read Mode", "阅读模式"), autoPageInterval: new I18nValue("Auto Page Interval", "自动翻页间隔"), autoPageIntervalTooltip: new I18nValue("Use the mouse wheel on Input box to adjust the interval time.", "在输入框上使用鼠标滚轮快速修改间隔时间"), readModeTooltip: new I18nValue("Switch to the next picture when scrolling, otherwise read continuously", "滚动时切换到下一张图片，否则连续阅读"), maxPreloadThreads: new I18nValue("PreloadThreads", "最大同时加载"), maxPreloadThreadsTooltip: new I18nValue("Max Preload Threads", "大图浏览时，每次滚动到下一张时，预加载的图片数量，大于1时体现为越看加载的图片越多，将提升浏览体验。"), maxDownloadThreads: new I18nValue("DonloadThreads", "最大同时下载"), maxDownloadThreadsTooltip: new I18nValue("Max Download Threads, suggest: <5", "下载模式下，同时加载的图片数量，建议小于等于5"), timeout: new I18nValue("Timeout(second)", "超时时间(秒)"), bestQuality: new I18nValue("RawImage", "最佳质量"), autoLoad: new I18nValue("AutoLoad", "自动加载"), autoLoadTooltip: new I18nValue("", "进入本脚本的浏览模式后，即使不浏览也会一张接一张的加载图片。直至所有图片加载完毕。"), bestQualityTooltip: new I18nValue("enable will download the original source, cost more traffic and quotas", "启用后，将加载未经过压缩的原档文件，下载打包后的体积也与画廊所标体积一致。<br>注意：这将消耗更多的流量与配额，请酌情启用。"), forceDownload: new I18nValue("Take Loaded", "强制下载已加载的"), downloadStart: new I18nValue("Start Download", "开始下载"), downloading: new I18nValue("Downloading...", "下载中..."), downloadFailed: new I18nValue("Failed(Retry)", "下载失败(重试)"), downloaded: new I18nValue("Downloaded", "下载完成"), packaging: new I18nValue("Packaging...", "打包中..."), reversePages: new I18nValue("Reverse Pages", "反向翻页"), reversePagesTooltip: new I18nValue("Clicking on the side navigation, if enable then reverse paging, which is a reading style similar to Japanese manga where pages are read from right to left.", "点击侧边导航时，是否反向翻页，反向翻页类似日本漫画那样的从右到左的阅读方式。"), stickyMouse: new I18nValue("Sticky Mouse", "黏糊糊鼠标"), stickyMouseTooltip: new I18nValue("In non-continuous reading mode, scroll a single image automatically by moving the mouse.", "非连续阅读模式下，通过鼠标移动来自动滚动单张图片。"), dragToMove: new I18nValue("Drag to Move", "拖动移动"), originalCheck: new I18nValue("<a class='clickable' style='color:gray;'>Enable RawImage Transient</a>", "未启用最佳质量图片，点击此处<a class='clickable' style='color:gray;'>临时开启最佳质量</a>"), help: new I18nValue(` <h1>GUIDE:</h1> <ol> <li>Before use this script，make sure gallery switch to <a style="color: red" id="renamelink" href="${window.location.href}?inline_set=ts_l">Large</a> mode</li> <li>Click bottom right corner<span style="background-color: gray;">⋖📖⋗</span>，enter into viewer mode</li> <li>Just a moment，All of thumbnail images exhibited in grid，<strong style="color: red;">click</strong> one of thumbnail images, into big image mode</li> <li><strong style="color: orange">Image quality:</strong>level 1、thumbnail； level 2、compressed image； level 3、original image；<br> In default config，auto load compressed image，with low traffic consumption with good clarity。also you can enable best quality in config plane, This increases the consumption of traffic and browsing quotas。 </li> <li><strong style="color: orange">Big image:</strong>click thumbnail image, into big image mode, use mouse wheel switch to next or prev</li> <li><strong style="color: orange">Keyboard:</strong> <table> <tr><td>Scale Image</td><td>mouse right + wheel or -/=</td></tr> <tr><td>Open Image(In thumbnails)</td><td>Enter</td></tr> <tr><td>Exit Image(In big mode)</td><td>Enter/Esc</td></tr> <tr><td>Open Specific Page(In thumbnails)</td><td>Input number(no echo) + Enter</td></tr> <tr><td>Switch Page</td><td>→/←</td></tr> <tr><td>Scroll Image</td><td>↑/↓/Space</td></tr> </table> </li> <li><strong style="color: orange">Download:</strong>click download button，popup download plane，the loading status of all images is indicated by small squares.</li> <li><strong style="color: orange">Feedback:</strong> Click <span> <a style="color: black;" class="github-button" href="https://github.com/MapoMagpie/eh-view-enhance/issues" data-color-scheme="no-preference: dark; light: light; dark: dark;" data-icon="octicon-issue-opened" aria-label="Issue MapoMagpie/eh-view-enhance on GitHub">Issue</a> </span> to provide feedback on issues, Give me a star if you like this script. <span> <a style="color: black;" class="github-button" href="https://github.com/MapoMagpie/eh-view-enhance" data-color-scheme="no-preference: dark; light: light; dark: dark;" data-icon="octicon-star" aria-label="Star MapoMagpie/eh-view-enhance on GitHub">Star</a> </span> </li> </ol> `, ` <h1>操作说明:</h1> <ol> <li>在使用本脚本浏览前，请务必切换为<a style="color: red" id="renamelink" href="${window.location.href}?inline_set=ts_l">Large|大图</a>模式</li> <li>点击右下角<span style="background-color: gray;">⋖📖⋗</span>展开，进入阅读模式</li> <li>稍等片刻后，缩略图会全屏陈列在页面上，<strong style="color: red;">点击</strong>某一缩略图进入大图浏览模式</li> <li><strong style="color: orange">图片质量:</strong>图片质量有三档，1、原始的缩略图(最模糊)；2、E绅士的压缩图；3、原图；<br> 默认配置下，脚本会自动加载压缩图，这也是E绅士默认的浏览行为，具有较小的流量消耗与良好的清晰度。也可以在配置中启用最佳质量，脚本会加载原图，这会增加流量与浏览配额的消耗。 </li> <li><strong style="color: orange">大图展示:</strong>点击缩略图，可以展开大图，在大图上滚动切换上一张下一张图片</li> <li><strong style="color: orange">键盘操作:</strong> <table> <tr><td>图片缩放</td><td>鼠标右键+滚轮 或 -/=</td></tr> <tr><td>打开大图(缩略图模式下)</td><td>回车</td></tr> <tr><td>退出大图(大图模式下)</td><td>回车/Esc</td></tr> <tr><td>打开指定图片(缩略图模式下)</td><td>直接输入数字(不回显) + 回车</td></tr> <tr><td>切换图片</td><td>→/←</td></tr> <tr><td>滚动图片</td><td>↑/↓</td></tr> </table> </li> <li><strong style="color: orange">下载功能:</strong>右下角点击下载按钮，弹出下载面板，内部通过小方块展示了所有图片的加载状态，点击开始下载按钮后，会加快图片加载效率并在所有图片加载完成后进行下载。 </li> <li><strong style="color: orange">问题反馈:</strong> 点击 <span> <a style="color: black;" class="github-button" href="https://github.com/MapoMagpie/eh-view-enhance/issues" data-color-scheme="no-preference: dark; light: light; dark: dark;" data-icon="octicon-issue-opened" aria-label="Issue MapoMagpie/eh-view-enhance on GitHub">Issue</a> </span> 反馈你的问题或建议，如果你喜欢这个脚本，给我一个star吧。 <span> <a style="color: black;" class="github-button" href="https://github.com/MapoMagpie/eh-view-enhance" data-color-scheme="no-preference: dark; light: light; dark: dark;" data-icon="octicon-star" aria-label="Star MapoMagpie/eh-view-enhance on GitHub">Star</a> </span> </li> </ol> `) }; class Crc32 { crc = -1; table = this.makeTable(); makeTable() { let i; let j; let t; let table = []; for (i = 0; i < 256; i++) { t = i; for (j = 0; j < 8; j++) { t = t & 1 ? t >>> 1 ^ 3988292384 : t >>> 1; } table[i] = t; } return table; } append(data) { let crc = this.crc | 0; let table = this.table; for (let offset = 0, len = data.length | 0; offset < len; offset++) { crc = crc >>> 8 ^ table[(crc ^ data[offset]) & 255]; } this.crc = crc; } get() { return ~this.crc; } } class ZipObject { level; nameBuf; comment; header; offset; directory; file; crc; compressedLength; uncompressedLength; volumeNo; constructor(file, volumeNo) { this.level = 0; const encoder = new TextEncoder(); this.nameBuf = encoder.encode(file.name.trim()); this.comment = encoder.encode(""); this.header = new DataHelper(26); this.offset = 0; this.directory = false; this.file = file; this.crc = new Crc32(); this.compressedLength = 0; this.uncompressedLength = 0; this.volumeNo = volumeNo; } } class DataHelper { array; view; constructor(byteLength) { let uint8 = new Uint8Array(byteLength); this.array = uint8; this.view = new DataView(uint8.buffer); } } class Zip { // default 1.5GB volumeSize = 1610612736; accumulatedSize = 0; volumes = 1; currVolumeNo = -1; files = []; currIndex = -1; offset = 0; offsetInVolume = 0; curr; date; writer; close = false; constructor(settings) { if (settings?.volumeSize) { this.volumeSize = settings.volumeSize; } this.date = new Date(Date.now()); this.writer = async () => { }; } setWriter(writer) { this.writer = writer; } add(file) { const fileSize = file.size(); this.accumulatedSize += fileSize; if (this.accumulatedSize > this.volumeSize) { this.volumes++; this.accumulatedSize = fileSize; } this.files.push(new ZipObject(file, this.volumes - 1)); } async next() { this.currIndex++; this.curr = this.files[this.currIndex]; if (this.curr) { if (this.curr.volumeNo > this.currVolumeNo) { this.currIndex--; this.offsetInVolume = 0; return true; } this.curr.offset = this.offsetInVolume; await this.writeHeader(); await this.writeContent(); await this.writeFooter(); this.offset += this.offsetInVolume - this.curr.offset; } else if (!this.close) { this.close = true; await this.closeZip(); } else { return true; } return false; } async writeHeader() { if (!this.curr) return; const curr = this.curr; let data = new DataHelper(30 + curr.nameBuf.length); let header = curr.header; if (curr.level !== 0 && !curr.directory) { header.view.setUint16(4, 2048); } header.view.setUint32(0, 335546376); header.view.setUint16(6, (this.date.getHours() << 6 | this.date.getMinutes()) << 5 | this.date.getSeconds() / 2, true); header.view.setUint16(8, (this.date.getFullYear() - 1980 << 4 | this.date.getMonth() + 1) << 5 | this.date.getDate(), true); header.view.setUint16(22, curr.nameBuf.length, true); data.view.setUint32(0, 1347093252); data.array.set(header.array, 4); data.array.set(curr.nameBuf, 30); this.offsetInVolume += data.array.length; await this.writer(data.array); } async writeContent() { const curr = this.curr; const reader = (await curr.file.stream()).getReader(); const writer = this.writer; async function pump() { const chunk = await reader.read(); if (chunk.done) { return; } const data = chunk.value; curr.crc.append(data); curr.uncompressedLength += data.length; curr.compressedLength += data.length; writer(data); return await pump(); } await pump(); } async writeFooter() { if (!this.curr) return; const curr = this.curr; var footer = new DataHelper(16); footer.view.setUint32(0, 1347094280); if (curr.crc) { curr.header.view.setUint32(10, curr.crc.get(), true); curr.header.view.setUint32(14, curr.compressedLength, true); curr.header.view.setUint32(18, curr.uncompressedLength, true); footer.view.setUint32(4, curr.crc.get(), true); footer.view.setUint32(8, curr.compressedLength, true); footer.view.setUint32(12, curr.uncompressedLength, true); } await this.writer(footer.array); this.offsetInVolume += curr.compressedLength + 16; if (curr.compressedLength !== curr.file.size()) { evLog("WRAN: read length:", curr.compressedLength, " origin size:", curr.file.size(), ", title: ", curr.file.name); } } async closeZip() { const fileCount = this.files.length; let centralDirLength = 0; let idx = 0; for (idx = 0; idx < fileCount; idx++) { const file = this.files[idx]; centralDirLength += 46 + file.nameBuf.length + file.comment.length; } const data = new DataHelper(centralDirLength + 22); let dataOffset = 0; for (idx = 0; idx < fileCount; idx++) { const file = this.files[idx]; data.view.setUint32(dataOffset, 1347092738); data.view.setUint16(dataOffset + 4, 5120); data.array.set(file.header.array, dataOffset + 6); data.view.setUint16(dataOffset + 32, file.comment.length, true); data.view.setUint16(dataOffset + 34, file.volumeNo, true); data.view.setUint32(dataOffset + 42, file.offset, true); data.array.set(file.nameBuf, dataOffset + 46); data.array.set(file.comment, dataOffset + 46 + file.nameBuf.length); dataOffset += 46 + file.nameBuf.length + file.comment.length; } data.view.setUint32(dataOffset, 1347093766); data.view.setUint16(dataOffset + 4, this.currVolumeNo, true); data.view.setUint16(dataOffset + 6, this.currVolumeNo, true); data.view.setUint16(dataOffset + 8, fileCount, true); data.view.setUint16(dataOffset + 10, fileCount, true); data.view.setUint32(dataOffset + 12, centralDirLength, true); data.view.setUint32(dataOffset + 16, this.offsetInVolume, true); await this.writer(data.array); } nextReadableStream() { this.currVolumeNo++; if (this.currVolumeNo >= this.volumes) { return; } const zip = this; return new ReadableStream({ start(controller) { zip.setWriter(async (chunk) => controller.enqueue(chunk)); }, async pull(controller) { await zip.next().then((done) => done && controller.close()); } }); } } const FILENAME_INVALIDCHAR = /[\\/:*?"<>|]/g; class Downloader { meta; downloading; downloadForceElement; downloadStartElement; downloadNoticeElement; downloaderPlaneBTN; queue; idleLoader; done = false; isReady; filenames = /* @__PURE__ */ new Set(); constructor(HTML, queue, idleLoader, matcher, allPagesReady) { this.queue = queue; this.idleLoader = idleLoader; this.isReady = allPagesReady; this.meta = () => matcher.parseGalleryMeta(document); this.downloading = false; this.downloadForceElement = document.querySelector("#download-force") || void 0; this.downloadStartElement = document.querySelector("#download-start") || void 0; this.downloadNoticeElement = document.querySelector("#download-notice") || void 0; this.downloaderPlaneBTN = HTML.downloaderPlaneBTN; this.downloadForceElement?.addEventListener("click", () => this.download()); this.downloadStartElement?.addEventListener("click", () => this.start()); this.queue.subscribeOnDo(0, () => this.downloading); this.queue.subscribeOnFinishedReport(0, (_, queue2) => { if (queue2.isFinised()) { if (this.downloading) { this.download(); } else if (!this.done && this.downloaderPlaneBTN.style.color !== "lightgreen") { this.downloaderPlaneBTN.style.color = "lightgreen"; if (!/✓/.test(this.downloaderPlaneBTN.textContent)) { this.downloaderPlaneBTN.textContent += "✓"; } } } return false; }); } needNumberTitle() { let lastTitle = ""; for (const fetcher of this.queue) { if (fetcher.title < lastTitle) { return true; } lastTitle = fetcher.title; } return false; } checkDuplicateTitle(index, $title) { let newTitle = $title.replace(FILENAME_INVALIDCHAR, "_"); if (this.filenames.has(newTitle)) { let splits = newTitle.split("."); const ext = splits.pop(); const prefix = splits.join("."); const num = parseInt(prefix.match(/_(\d+)$/)?.[1] || ""); if (isNaN(num)) { newTitle = `${prefix}_1.${ext}`; } else { newTitle = `${prefix.replace(/\d+$/, (num + 1).toString())}.${ext}`; } return this.checkDuplicateTitle(index, newTitle); } else { return newTitle; } } // check > start > download check() { if (conf.fetchOriginal) return; if (this.downloadNoticeElement && !this.downloading) { this.downloadNoticeElement.innerHTML = `<span>${i18n.originalCheck.get()}</span>`; this.downloadNoticeElement.querySelector("a")?.addEventListener("click", () => this.fetchOriginalTemporarily()); } } fetchOriginalTemporarily() { conf.fetchOriginal = true; this.queue.forEach((imgFetcher) => { imgFetcher.stage = FetchState.URL; }); this.start(); } start() { if (this.queue.isFinised()) { this.download(); return; } this.flushUI("downloading"); this.downloading = true; conf.autoLoad = true; this.queue.forEach((imf) => { if (imf.stage === FetchState.FAILED) { imf.retry(); } }); this.idleLoader.processingIndexList = this.queue.map((imgFetcher, index) => !imgFetcher.lock && imgFetcher.stage === FetchState.URL ? index : -1).filter((index) => index >= 0).splice(0, conf.downloadThreads); this.idleLoader.onFailed(() => { this.downloading = false; this.flushUI("downloadFailed"); }); this.idleLoader.start(++this.idleLoader.lockVer); } flushUI(stage) { if (this.downloadNoticeElement) { this.downloadNoticeElement.innerHTML = `<span>${i18n[stage].get()}</span>`; } if (this.downloadStartElement) { this.downloadStartElement.style.color = stage === "downloadFailed" ? "red" : ""; this.downloadStartElement.textContent = i18n[stage].get(); } this.downloaderPlaneBTN.style.color = stage === "downloadFailed" ? "red" : ""; } download() { this.downloading = false; this.idleLoader.abort(this.queue.currIndex); this.flushUI("packaging"); let checkTitle; const needNumberTitle = this.needNumberTitle(); if (needNumberTitle) { const digits = this.queue.length.toString().length; checkTitle = (title, index) => `${index + 1}`.padStart(digits, "0") + "_" + title; } else { checkTitle = (title, index) => this.checkDuplicateTitle(index, title); } let files = this.queue.filter((imf) => imf.stage === FetchState.DONE && imf.data).map((imf, index) => { console.log("img fetcher :", imf.data?.length, ", title: ", checkTitle(imf.title, index)); return { stream: () => Promise.resolve(uint8ArrayToReadableStream(imf.data)), size: () => imf.data.byteLength, name: checkTitle(imf.title, index) }; }); const zip = new Zip({ volumeSize: 1024 * 1024 * (conf.archiveVolumeSize || 1500) }); files.forEach((file) => zip.add(file)); let meta = new TextEncoder().encode(JSON.stringify(this.meta(), null, 2)); zip.add({ stream: () => Promise.resolve(new ReadableStream({ start(c) { c.enqueue(meta); c.close(); } })), size: () => meta.byteLength, name: "meta.json" }); let save = async () => { let readable; while (readable = zip.nextReadableStream()) { const blob = await new Response(readable).blob(); let ext = zip.currVolumeNo === zip.volumes - 1 ? "zip" : "z" + (zip.currVolumeNo + 1).toString().padStart(2, "0"); fileSaver.saveAs(blob, `${this.meta().originTitle || this.meta().title}.${ext}`); } this.flushUI("downloaded"); this.done = true; this.downloaderPlaneBTN.textContent = i18n.download.get(); this.downloaderPlaneBTN.style.color = ""; }; save(); } } function uint8ArrayToReadableStream(arr) { return new ReadableStream({ pull(controller) { controller.enqueue(arr); controller.close(); } }); } class Debouncer { tids; mode; lastExecTime; constructor(mode) { this.tids = {}; this.lastExecTime = Date.now(); this.mode = mode || "debounce"; } addEvent(id, event, timeout) { if (this.mode === "throttle") { const now = Date.now(); if (now - this.lastExecTime >= timeout) { this.lastExecTime = now; event(); } } else if (this.mode === "debounce") { window.clearTimeout(this.tids[id]); this.tids[id] = window.setTimeout(event, timeout); } } } class IMGFetcherQueue extends Array { executableQueue; currIndex; finishedIndex = /* @__PURE__ */ new Set(); debouncer; onDo = /* @__PURE__ */ new Map(); onFinishedReport = /* @__PURE__ */ new Map(); dataSize = 0; constructor() { super(); this.executableQueue = []; this.currIndex = 0; this.debouncer = new Debouncer(); } subscribeOnDo(index, callback) { this.onDo.set(index, callback); } subscribeOnFinishedReport(index, callback) { this.onFinishedReport.set(index, callback); } isFinised() { return this.finishedIndex.size === this.length; } push(...items) { items.forEach((imgFetcher) => imgFetcher.onFinished("QUEUE-REPORT", (index) => this.finishedReport(index))); return super.push(...items); } unshift(...items) { items.forEach((imgFetcher) => imgFetcher.onFinished("QUEUE-REPORT", (index) => this.finishedReport(index))); return super.unshift(...items); } do(start, oriented) { oriented = oriented || "next"; this.currIndex = this.fixIndex(start); this[this.currIndex].setNow(this.currIndex); let keys = Array.from(this.onDo.keys()); keys.sort(); for (const key of keys) { if (this.onDo.get(key)?.(this.currIndex, this)) { return; } } if (!this.pushInExecutableQueue(oriented)) return; this.debouncer.addEvent("IFQ-EXECUTABLE", () => { this.executableQueue.forEach((imgFetcherIndex) => this[imgFetcherIndex].start(imgFetcherIndex)); }, 300); } //等待图片获取器执行成功后的上报，如果该图片获取器上报自身所在的索引和执行队列的currIndex一致，则改变大图 finishedReport(index) { const imgFetcher = this[index]; if (imgFetcher.stage !== FetchState.DONE) return; this.finishedIndex.add(index); if (this.dataSize < 1e9) { this.dataSize += imgFetcher.data?.byteLength || 0; } let keys = Array.from(this.onFinishedReport.keys()); keys.sort(); for (const key of keys) { if (this.onFinishedReport.get(key)?.(index, this)) { return; } } } stepImageEvent(oriented) { let start = oriented === "next" ? this.currIndex + 1 : this.currIndex - 1; this.do(start, oriented); } //如果开始的索引小于0,则修正索引为0,如果开始的索引超过队列的长度,则修正索引为队列的最后一位 fixIndex(start) { return start < 0 ? 0 : start > this.length - 1 ? this.length - 1 : start; } /** * 将方向前|后 的未加载大图数据的图片获取器放入待加载队列中 * 从当前索引开始，向后或向前进行遍历， * 会跳过已经加载完毕的图片获取器， * 会添加正在获取大图数据或未获取大图数据的图片获取器到待加载队列中 * @param oriented 方向 前后 * @returns 是否添加成功 */ pushInExecutableQueue(oriented) { this.executableQueue = []; for (let count = 0, index = this.currIndex; this.pushExecQueueSlave(index, oriented, count); oriented === "next" ? ++index : --index) { if (this[index].stage === FetchState.DONE) continue; this.executableQueue.push(index); count++; } return this.executableQueue.length > 0; } // 如果索引已到达边界且添加数量在配置最大同时获取数量的范围内 pushExecQueueSlave(index, oriented, count) { return (oriented === "next" && index < this.length || oriented === "prev" && index > -1) && count < conf.threads; } findImgIndex(ele) { for (let index = 0; index < this.length; index++) { if (this[index] instanceof IMGFetcher && (this[index].imgElement === ele || this[index].root === ele)) { return index; } } return 0; } } class IdleLoader { queue; processingIndexList; lockVer; restartId; maxWaitMS; minWaitMS; onFailedCallback; constructor(queue) { this.queue = queue; this.processingIndexList = [0]; this.lockVer = 0; this.restartId; this.maxWaitMS = 1e3; this.minWaitMS = 300; this.queue.subscribeOnDo(9, (index) => { this.abort(index); return false; }); } onFailed(cb) { this.onFailedCallback = cb; } start(lockVer) { if (this.lockVer != lockVer || !conf.autoLoad) return; if (this.processingIndexList.length === 0) { return; } if (this.queue.length === 0) { return; } evLog("空闲自加载启动:" + this.processingIndexList.toString()); for (const processingIndex of this.processingIndexList) { const imgFetcher = this.queue[processingIndex]; imgFetcher.onFinished("IDLE-REPORT", () => { this.wait().then(() => { this.checkProcessingIndex(); this.start(lockVer); }); }); imgFetcher.onFailed("IDLE-REPORT", () => { this.wait().then(() => { this.checkProcessingIndex(); this.start(lockVer); }); }); imgFetcher.start(processingIndex); } } checkProcessingIndex() { if (this.queue.length === 0) { return; } let foundFetcherIndex = /* @__PURE__ */ new Set(); let hasFailed = false; for (let i = 0; i < this.processingIndexList.length; i++) { let processingIndex = this.processingIndexList[i]; const imf = this.queue[processingIndex]; if (imf.stage === FetchState.FAILED) { hasFailed = true; } if (imf.lock || imf.stage === FetchState.URL) { continue; } for (let j = Math.min(processingIndex + 1, this.queue.length - 1), limit = this.queue.length; j < limit; j++) { const imf2 = this.queue[j]; if (!imf2.lock && imf2.stage === FetchState.URL && !foundFetcherIndex.has(j)) { foundFetcherIndex.add(j); this.processingIndexList[i] = j; break; } if (imf2.stage === FetchState.FAILED) { hasFailed = true; } if (j >= this.queue.length - 1) { limit = processingIndex; j = 0; } } if (foundFetcherIndex.size === 0) { this.processingIndexList.length = 0; if (hasFailed && this.onFailedCallback) { this.onFailedCallback(); this.onFailedCallback = void 0; } return; } } } async wait() { const { maxWaitMS, minWaitMS } = this; return new Promise(function(resolve) { const time = Math.floor(Math.random() * maxWaitMS + minWaitMS); window.setTimeout(() => resolve(true), time); }); } abort(newIndex) { this.lockVer++; evLog(`终止空闲自加载, 下次将从第${newIndex + 1}张开始加载`); if (!conf.autoLoad) return; window.clearTimeout(this.restartId); this.restartId = window.setTimeout(() => { this.processingIndexList = [newIndex]; this.checkProcessingIndex(); this.start(this.lockVer); }, conf.restartIdleLoader); } } class PageFetcher { queue; fullViewPlane; pageURLs; currPage; fetched; imgAppends; matcher; done = false; onAppended; imgFetcherSettings; renderRangeRecord = [0, 0]; abortb = false; constructor(fullViewPlane, queue, matcher, imgFetcherSettings) { this.fullViewPlane = fullViewPlane; this.queue = queue; this.matcher = matcher; this.imgFetcherSettings = imgFetcherSettings; this.pageURLs = []; this.currPage = 0; this.imgAppends = { prev: [], next: [] }; this.fetched = false; } abort() { this.abortb = true; } async init() { await this.initPageAppend(); } async initPageAppend() { let fetchIter = this.matcher.fetchPagesSource(); let first = await fetchIter.next(); if (!first.done) { await this.appendPageImg(first.value); } this.loadAllPageImg(fetchIter); } async loadAllPageImg(iter) { for await (const page of iter) { if (this.abortb) return; await this.appendPageImg(page); } this.done = true; } setOnAppended(onAppended) { this.onAppended = onAppended; } async appendPageImg(page) { try { const imgNodeList = await this.obtainImageNodeList(page); if (this.abortb) return false; const IFs = imgNodeList.map( (imgNode) => new IMGFetcher(imgNode, this.imgFetcherSettings) ); this.fullViewPlane.lastElementChild.after(...imgNodeList); this.queue.push(...IFs); this.onAppended?.(this.queue.length); return true; } catch (error) { evLog(`page fetcher append images error: `, error); return false; } } //从文档的字符串中创建缩略图元素列表 async obtainImageNodeList(page) { const imgNodeTemplate = document.createElement("div"); imgNodeTemplate.classList.add("img-node"); const imgTemplate = document.createElement("img"); imgTemplate.setAttribute("decoding", "sync"); imgTemplate.setAttribute("loading", "lazy"); imgTemplate.setAttribute("title", "untitle.jpg"); imgTemplate.style.height = "auto"; imgTemplate.setAttribute( "src", "data:image/gif;base64,R0lGODlhAQABAIAAAMLCwgAAACH5BAAAAAAALAAAAAABAAEAAAICRAEAOw==" ); imgNodeTemplate.appendChild(imgTemplate); let tryTimes = 0; while (tryTimes < 3) { try { return await this.matcher.parseImgNodes(page, imgNodeTemplate); } catch (error) { evLog("warn: parse image nodes failed, retrying: ", error); tryTimes++; } } evLog("warn: parse image nodes failed: reached max try times!"); return []; } //通过地址请求该页的文档 async fetchDocument(pageURL) { return await window.fetch(pageURL).then((response) => response.text()); } /** *当滚动停止时，检查当前显示的页面上的是什么元素，然后渲染图片 * @param {当前滚动位置} currTop * @param {窗口高度} clientHeight */ renderCurrView(currTop, clientHeight) { const [startRander, endRander] = this.findOutsideRoundView(currTop, clientHeight); this.queue.slice(startRander, endRander + 1).forEach((imgFetcher) => imgFetcher.render()); if (this.queue.dataSize >= 1e9) { const unrenders = findNotInNewRange(this.renderRangeRecord, [startRander, endRander]); unrenders.forEach(([start, end]) => this.queue.slice(start, end + 1).forEach((imgFetcher) => imgFetcher.unrender())); evLog(`要渲染的范围是:${startRander + 1}-${endRander + 1}, 旧范围是:${this.renderRangeRecord[0] + 1}-${this.renderRangeRecord[1] + 1}, 取消渲染范围是:${unrenders.map(([start, end]) => `${start + 1}-${end + 1}`).join(",")}`); } this.renderRangeRecord = [startRander, endRander]; } findOutsideRoundViewNode(currTop, clientHeight) { const [outsideTop, outsideBottom] = this.findOutsideRoundView(currTop, clientHeight); return [this.queue[outsideTop].root, this.queue[outsideBottom].root]; } findOutsideRoundView(currTop, clientHeight) { const viewButtom = currTop + clientHeight; let outsideTop = 0; let outsideBottom = 0; for (let i = 0; i < this.queue.length; i += conf.colCount) { const { root } = this.queue[i]; if (outsideBottom === 0) { if (root.offsetTop + 2 >= currTop) { outsideBottom = i + 1; } else { outsideTop = i; } } else { outsideBottom = i; if (root.offsetTop + root.offsetHeight > viewButtom) { break; } } } return [outsideTop, Math.min(outsideBottom + conf.colCount, this.queue.length - 1)]; } } function findNotInNewRange(old, neo) { const ret = []; if (neo[0] > old[0]) { ret.push([old[0], neo[0] - 1]); } if (neo[1] < old[1]) { ret.push([neo[1] + 1, old[1]]); } if (ret.length === 2) { if (ret[1][0] < ret[0][1]) { ret[1][0] = ret[0][1]; ret.shift(); } if (ret[0][1] > ret[1][0]) { ret[0][1] = ret[1][0]; ret.pop(); } } return ret; } class GalleryMeta { url; title; originTitle; tags; constructor(url, title) { this.url = url; this.title = title; this.tags = {}; } } function parseImagePositions(styles) { return styles.map((st) => { const [x, y] = st.backgroundPosition.split(" ").map((v) => Math.abs(parseInt(v))); return { x, y, width: parseInt(st.width), height: parseInt(st.height) }; }); } function splitSpriteImage(image, positions) { const canvas = document.createElement("canvas"); const ctx = canvas.getContext("2d"); const result = []; for (const pos of positions) { canvas.width = pos.width; canvas.height = pos.height; ctx.drawImage(image, pos.x, pos.y, pos.width, pos.height, 0, 0, pos.width, pos.height); result.push(canvas.toDataURL()); } canvas.remove(); return result; } async function splitImagesFromUrl(url, nodes) { url = URL.createObjectURL(await fetchImage(url)); const img = await new Promise((resolve, reject) => { let img2 = new Image(); img2.onload = () => resolve(img2); img2.onerror = () => reject(new Error("load sprite image error")); img2.src = url; }); URL.revokeObjectURL(url); return splitSpriteImage(img, parseImagePositions(nodes.map((n) => n.style))); } const regulars = { /** 有压缩的大图地址 */ normal: /\<img\sid=\"img\"\ssrc=\"(.*?)\"\sstyle/, /** 原图地址 */ original: /\<a\shref=\"(http[s]?:\/\/e[x-]?hentai\.org\/fullimg?[^"\\]*)\"\>/, /** 大图重载地址 */ nlValue: /\<a\shref=\"\#\"\sid=\"loadfail\"\sonclick=\"return\snl\(\'(.*)\'\)\"\>/, /** 是否开启自动多页查看器 */ isMPV: /https?:\/\/e[-x]hentai.org\/mpv\/\w+\/\w+\/#page\w/, /** 多页查看器图片列表提取 */ mpvImageList: /\{"n":"(.*?)","k":"(\w+)","t":"(.*?)".*?\}/g, /** 精灵图地址提取 */ sprite: /url\((.*?)\)/ }; class EHMatcher { work(_) { return true; } parseGalleryMeta(doc) { const titleList = doc.querySelectorAll("#gd2 h1"); let title; let originTitle; if (titleList && titleList.length > 0) { title = titleList[0].textContent || void 0; if (titleList.length > 1) { originTitle = titleList[1].textContent || void 0; } } const meta = new GalleryMeta(window.location.href, title || "UNTITLE"); meta.originTitle = originTitle; const tagTrList = doc.querySelectorAll("#taglist tr"); const tags = {}; tagTrList.forEach((tr) => { const tds = tr.childNodes; const cat = tds[0].textContent; if (cat) { const list = []; tds[1].childNodes.forEach((ele) => { if (ele.textContent) list.push(ele.textContent); }); tags[cat.replace(":", "")] = list; } }); meta.tags = tags; return meta; } async matchImgURL(url, retry) { return await this.fetchImgURL(url, retry); } async parseImgNodes(page, template) { const list = []; let doc = await (async () => { if (page.raw instanceof Document) { return page.raw; } else { const raw = await window.fetch(page.raw).then((response) => response.text()); if (!raw) return null; const domParser = new DOMParser(); return domParser.parseFromString(raw, "text/html"); } })(); if (!doc) { throw new Error("warn: eh matcher failed to get document from source page!"); } let isSprite = true; let query = doc.querySelectorAll("#gdt .gdtm > div"); if (!query || query.length == 0) { isSprite = false; query = doc.querySelectorAll("#gdt .gdtl"); } if (!query || query.length == 0) { throw new Error("warn: failed query image nodes!"); } const nodes = Array.from(query); const n0 = nodes[0].firstElementChild; if (regulars.isMPV.test(n0.href)) { const mpvDoc = await window.fetch(n0.href).then((response) => response.text()); const matchs = mpvDoc.matchAll(regulars.mpvImageList); const gid = location.pathname.split("/")[2]; let i = 0; for (const match of matchs) { i++; const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("title", match[1].replace(/Page\s\d+[:_]\s*/, "")); newImg.setAttribute( "ahref", `${location.origin}/s/${match[2]}/${gid}-${i}` ); newImg.setAttribute("asrc", match[3].replaceAll("\\", "")); list.push(newImgNode); } return list; } let urls = []; if (isSprite) { for (let i = 0; i < nodes.length; i += 20) { const niStyles = nodes[i].style; const url = niStyles.background.match(regulars.sprite)?.[1]?.replaceAll('"', ""); if (url) { const splits = await splitImagesFromUrl(url, nodes.slice(i, i + 20)); urls.push(...splits); } else { break; } } } else { if (urls.length == 0) { urls = nodes.map((n) => n.firstElementChild.firstElementChild.src); } } for (let i = 0; i < nodes.length; i++) { const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("ahref", nodes[i].querySelector("a").href); newImg.setAttribute("asrc", urls[i]); newImg.setAttribute("title", nodes[i].querySelector("img").getAttribute("title")?.replace(/Page\s\d+[:_]\s*/, "") || "untitle.jpg"); list.push(newImgNode); } return list; } async *fetchPagesSource() { let fristHref = document.querySelector("#gdt a")?.getAttribute("href"); if (fristHref && regulars.isMPV.test(fristHref)) { yield { raw: window.location.href, typ: "url" }; return; } const ps = Array.from(document.querySelectorAll(".gtb td a")); if (ps.length === 0) { throw new Error("未获取到分页元素！"); } const lastP = ps[ps.length - 2]; if (!lastP) { throw new Error("未获取到分页元素！x2"); } const u = new URL(lastP.getAttribute("href")); const total = Number(u.searchParams.get("p")) + 1; u.searchParams.delete("p"); yield { raw: u.href, typ: "url" }; for (let p = 1; p < total; p++) { u.searchParams.set("p", p.toString()); yield { raw: u.href, typ: "url" }; } } async fetchImgURL(url, originChanged) { let text = ""; try { text = await window.fetch(url).then((resp) => resp.text()); if (!text) throw new Error("[text] is empty"); } catch (error) { throw new Error(`Fetch source page error, expected [text]！ ${error}`); } if (conf.fetchOriginal) { const matchs = regulars.original.exec(text); if (matchs && matchs.length > 0) { return matchs[1].replace(/&/g, "&"); } else { const normalMatchs = regulars["normal"].exec(text); if (normalMatchs == null || normalMatchs.length == 0) { throw new Error(`Cannot matching the image url, content: ${text}`); } else { return normalMatchs[1]; } } } if (originChanged) { const nlValue = regulars.nlValue.exec(text)[1]; const newUrl = url + ((url + "").indexOf("?") > -1 ? "&" : "?") + "nl=" + nlValue; evLog(`IMG-FETCHER retry url:${newUrl}`); return await this.fetchImgURL(newUrl, false); } else { return regulars.normal.exec(text)[1]; } } } class HitomiGG { base = "a"; ext = "webp"; b; m; constructor(b, m) { this.b = b; this.m = new Function("g", m); } s(h) { const m = /(..)(.)$/.exec(h); return parseInt(m[2] + m[1], 16).toString(10); } subdomain_from_url(url, base) { var retval = "b"; if (base) { retval = base; } var b = 16; var r = /\/[0-9a-f]{61}([0-9a-f]{2})([0-9a-f])/; var m = r.exec(url); if (!m) { return "a"; } let g = parseInt(m[2] + m[1], b); if (!isNaN(g)) { retval = String.fromCharCode(97 + this.m(g)) + retval; } return retval; } url(hash) { let url = "https://a.hitomi.la/" + this.ext + "/" + this.b + this.s(hash) + "/" + hash + "." + this.ext; url = url.replace(/\/\/..?\.hitomi\.la\//, "//" + this.subdomain_from_url(url, this.base) + ".hitomi.la/"); return url; } } const HASH_REGEX = /#(\d*)$/; const GG_M_REGEX = /m:\sfunction\(g\)\s{(.*?return.*?;)/gms; const GG_B_REGEX = /b:\s'(\d*\/)'/; class HitomiMather { work(_) { return true; } gg; meta; info; async matchImgURL(hash, _) { const url = this.gg.url(hash); return url; } async parseImgNodes(page, template) { if (!this.info) { throw new Error("warn: hitomi gallery info is null!"); } const list = []; const doc = page.raw; const nodes = doc.querySelectorAll(".simplePagerContainer .thumbnail-container a"); if (!nodes || nodes.length == 0) { throw new Error("warn: failed query image nodes!"); } for (const node of Array.from(nodes)) { const sceneIndex = Number(HASH_REGEX.exec(node.href)[1]) - 1; const img = node.querySelector("img"); if (!img) { throw new Error("warn: failed query image node!"); } const src = img.src; if (!src) { throw new Error(`warn: failed get Image Src`); } const badge = (() => { const badge2 = node.querySelector(".badge"); return badge2 ? Number(badge2.textContent) : 1; })(); for (let i = 0; i < badge; i++) { const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("ahref", this.info.files[i + sceneIndex].hash); newImg.setAttribute("asrc", src); newImg.setAttribute("title", this.info.files[i + sceneIndex].name); list.push(newImgNode); } } return list; } async *fetchPagesSource() { const ggRaw = await window.fetch("https://ltn.hitomi.la/gg.js").then((resp) => resp.text()); this.gg = new HitomiGG(GG_B_REGEX.exec(ggRaw)[1], GG_M_REGEX.exec(ggRaw)[1]); const galleryID = document.querySelector("#gallery-brand a")?.href?.split("/").pop()?.replace(".html", ""); if (!galleryID) { throw new Error("cannot query hitomi gallery id"); } const infoRaw = await window.fetch(`https://ltn.hitomi.la/galleries/${galleryID}.js`).then((resp) => resp.text()).then((text) => text.replace("var galleryinfo = ", "")); if (!infoRaw) { throw new Error("cannot query hitomi gallery info"); } const info = JSON.parse(infoRaw); this.setGalleryMeta(info, galleryID); this.info = { files: info.files, scene_indexes: info.scene_indexes }; yield { raw: document, typ: "doc" }; } setGalleryMeta(info, galleryID) { this.meta = new GalleryMeta(window.location.href, info["title"] || "hitomi-" + galleryID); this.meta.originTitle = info["japanese_title"]; const excludes = ["scene_indexes", "files"]; for (const key in info) { if (excludes.indexOf(key) > -1) { continue; } this.meta.tags[key] = info[key]; } } parseGalleryMeta(_) { return this.meta || new GalleryMeta(window.location.href, "hitomi"); } } const NH_IMG_URL_REGEX = /<a\shref="\/g[^>]*?><img\ssrc="([^"]*)"/; class NHMatcher { work(_) { return true; } parseGalleryMeta(doc) { let title; let originTitle; doc.querySelectorAll("#info .title").forEach((ele) => { if (!title) { title = ele.textContent || void 0; } else { originTitle = ele.textContent || void 0; } }); const meta = new GalleryMeta(window.location.href, title || "UNTITLE"); meta.originTitle = originTitle; const tagTrList = doc.querySelectorAll(".tag-container"); const tags = {}; tagTrList.forEach((tr) => { const cat = tr.firstChild?.textContent?.trim().replace(":", ""); if (cat) { const list = []; tr.querySelectorAll(".tag .name").forEach((tag) => { const t = tag.textContent?.trim(); if (t) { list.push(t); } }); if (list.length > 0) { tags[cat] = list; } } }); meta.tags = tags; return meta; } async matchImgURL(url, _) { let text = ""; try { text = await window.fetch(url).then((resp) => resp.text()); if (!text) throw new Error("[text] is empty"); } catch (error) { throw new Error(`Fetch source page error, expected [text]！ ${error}`); } return NH_IMG_URL_REGEX.exec(text)[1]; } async parseImgNodes(page, template) { const list = []; const nodes = page.raw.querySelectorAll(".thumb-container > .gallerythumb"); if (!nodes || nodes.length == 0) { throw new Error("warn: failed query image nodes!"); } let i = 0; for (const node of Array.from(nodes)) { i++; const imgNode = node.querySelector("img"); if (!imgNode) { throw new Error("Cannot find Image"); } const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("ahref", location.origin + node.getAttribute("href")); newImg.setAttribute("asrc", imgNode.getAttribute("data-src")); newImg.setAttribute("title", imgNode.getAttribute("title") || `${i}.jpg`); list.push(newImgNode); } return list; } async *fetchPagesSource() { yield { raw: document, typ: "doc" }; } } const class_worker_raw = "/// <reference no-default-lib=\"true\" />\n/// <reference lib=\"esnext\" />\n/// <reference lib=\"webworker\" />\nconst MIME_TYPE_JAVASCRIPT = \"text/javascript\";\nconst MIME_TYPE_WASM = \"application/wasm\";\nconst CORE_VERSION = \"0.12.6\";\nconst CORE_URL = `https://unpkg.com/@ffmpeg/core@${CORE_VERSION}/dist/umd/ffmpeg-core.js`;\nvar FFMessageType;\n(function(FFMessageType) {\n FFMessageType[\"LOAD\"] = \"LOAD\";\n FFMessageType[\"EXEC\"] = \"EXEC\";\n FFMessageType[\"WRITE_FILE\"] = \"WRITE_FILE\";\n FFMessageType[\"READ_FILE\"] = \"READ_FILE\";\n FFMessageType[\"DELETE_FILE\"] = \"DELETE_FILE\";\n FFMessageType[\"RENAME\"] = \"RENAME\";\n FFMessageType[\"CREATE_DIR\"] = \"CREATE_DIR\";\n FFMessageType[\"LIST_DIR\"] = \"LIST_DIR\";\n FFMessageType[\"DELETE_DIR\"] = \"DELETE_DIR\";\n FFMessageType[\"ERROR\"] = \"ERROR\";\n FFMessageType[\"DOWNLOAD\"] = \"DOWNLOAD\";\n FFMessageType[\"PROGRESS\"] = \"PROGRESS\";\n FFMessageType[\"LOG\"] = \"LOG\";\n FFMessageType[\"MOUNT\"] = \"MOUNT\";\n FFMessageType[\"UNMOUNT\"] = \"UNMOUNT\";\n})(FFMessageType || (FFMessageType = {}));\n\n\nconst ERROR_UNKNOWN_MESSAGE_TYPE = new Error(\"unknown message type\");\nconst ERROR_NOT_LOADED = new Error(\"ffmpeg is not loaded, call `await ffmpeg.load()` first\");\nconst ERROR_TERMINATED = new Error(\"called FFmpeg.terminate()\");\nconst ERROR_IMPORT_FAILURE = new Error(\"failed to import ffmpeg-core.js\");\n\nlet ffmpeg;\nconst load = async ({ coreURL: _coreURL, wasmURL: _wasmURL, workerURL: _workerURL, }) => {\n const first = !ffmpeg;\n try {\n if (!_coreURL)\n _coreURL = CORE_URL;\n // when web worker type is `classic`.\n importScripts(_coreURL);\n }\n catch {\n if (!_coreURL)\n _coreURL = CORE_URL.replace('/umd/', '/esm/');\n // when web worker type is `module`.\n self.createFFmpegCore = (await import(\n /* webpackIgnore: true */ /* @vite-ignore */ _coreURL)).default;\n if (!self.createFFmpegCore) {\n throw ERROR_IMPORT_FAILURE;\n }\n }\n const coreURL = _coreURL;\n const wasmURL = _wasmURL ? _wasmURL : _coreURL.replace(/.js$/g, \".wasm\");\n const workerURL = _workerURL\n ? _workerURL\n : _coreURL.replace(/.js$/g, \".worker.js\");\n ffmpeg = await self.createFFmpegCore({\n // Fix `Overload resolution failed.` when using multi-threaded ffmpeg-core.\n // Encoded wasmURL and workerURL in the URL as a hack to fix locateFile issue.\n mainScriptUrlOrBlob: `${coreURL}#${btoa(JSON.stringify({ wasmURL, workerURL }))}`,\n });\n ffmpeg.setLogger((data) => self.postMessage({ type: FFMessageType.LOG, data }));\n ffmpeg.setProgress((data) => self.postMessage({\n type: FFMessageType.PROGRESS,\n data,\n }));\n return first;\n};\nconst exec = ({ args, timeout = -1 }) => {\n ffmpeg.setTimeout(timeout);\n ffmpeg.exec(...args);\n const ret = ffmpeg.ret;\n ffmpeg.reset();\n return ret;\n};\nconst writeFile = ({ path, data }) => {\n ffmpeg.FS.writeFile(path, data);\n return true;\n};\nconst readFile = ({ path, encoding }) => ffmpeg.FS.readFile(path, { encoding });\n// TODO: check if deletion works.\nconst deleteFile = ({ path }) => {\n ffmpeg.FS.unlink(path);\n return true;\n};\nconst rename = ({ oldPath, newPath }) => {\n ffmpeg.FS.rename(oldPath, newPath);\n return true;\n};\n// TODO: check if creation works.\nconst createDir = ({ path }) => {\n ffmpeg.FS.mkdir(path);\n return true;\n};\nconst listDir = ({ path }) => {\n const names = ffmpeg.FS.readdir(path);\n const nodes = [];\n for (const name of names) {\n const stat = ffmpeg.FS.stat(`${path}/${name}`);\n const isDir = ffmpeg.FS.isDir(stat.mode);\n nodes.push({ name, isDir });\n }\n return nodes;\n};\n// TODO: check if deletion works.\nconst deleteDir = ({ path }) => {\n ffmpeg.FS.rmdir(path);\n return true;\n};\nconst mount = ({ fsType, options, mountPoint }) => {\n const str = fsType;\n const fs = ffmpeg.FS.filesystems[str];\n if (!fs)\n return false;\n ffmpeg.FS.mount(fs, options, mountPoint);\n return true;\n};\nconst unmount = ({ mountPoint }) => {\n ffmpeg.FS.unmount(mountPoint);\n return true;\n};\nself.onmessage = async ({ data: { id, type, data: _data }, }) => {\n const trans = [];\n let data;\n try {\n if (type !== FFMessageType.LOAD && !ffmpeg)\n throw ERROR_NOT_LOADED; // eslint-disable-line\n switch (type) {\n case FFMessageType.LOAD:\n data = await load(_data);\n break;\n case FFMessageType.EXEC:\n data = exec(_data);\n break;\n case FFMessageType.WRITE_FILE:\n data = writeFile(_data);\n break;\n case FFMessageType.READ_FILE:\n data = readFile(_data);\n break;\n case FFMessageType.DELETE_FILE:\n data = deleteFile(_data);\n break;\n case FFMessageType.RENAME:\n data = rename(_data);\n break;\n case FFMessageType.CREATE_DIR:\n data = createDir(_data);\n break;\n case FFMessageType.LIST_DIR:\n data = listDir(_data);\n break;\n case FFMessageType.DELETE_DIR:\n data = deleteDir(_data);\n break;\n case FFMessageType.MOUNT:\n data = mount(_data);\n break;\n case FFMessageType.UNMOUNT:\n data = unmount(_data);\n break;\n default:\n throw ERROR_UNKNOWN_MESSAGE_TYPE;\n }\n }\n catch (e) {\n self.postMessage({\n id,\n type: FFMessageType.ERROR,\n data: e.toString(),\n });\n return;\n }\n if (data instanceof Uint8Array) {\n trans.push(data.buffer);\n }\n self.postMessage({ id, type, data }, trans);\n};\n\n"; const core_raw = "\nvar createFFmpegCore = (() => {\n var _scriptDir = import.meta.url;\n \n return (\nasync function(createFFmpegCore = {}) {\n\nvar Module=typeof createFFmpegCore!=\"undefined\"?createFFmpegCore:{};var readyPromiseResolve,readyPromiseReject;Module[\"ready\"]=new Promise((resolve,reject)=>{readyPromiseResolve=resolve;readyPromiseReject=reject});const NULL=0;const SIZE_I32=Uint32Array.BYTES_PER_ELEMENT;const DEFAULT_ARGS=[\"./ffmpeg\",\"-nostdin\",\"-y\"];Module[\"NULL\"]=NULL;Module[\"SIZE_I32\"]=SIZE_I32;Module[\"DEFAULT_ARGS\"]=DEFAULT_ARGS;Module[\"ret\"]=-1;Module[\"timeout\"]=-1;Module[\"logger\"]=()=>{};Module[\"progress\"]=()=>{};function stringToPtr(str){const len=Module[\"lengthBytesUTF8\"](str)+1;const ptr=Module[\"_malloc\"](len);Module[\"stringToUTF8\"](str,ptr,len);return ptr}function stringsToPtr(strs){const len=strs.length;const ptr=Module[\"_malloc\"](len*SIZE_I32);for(let i=0;i<len;i++){Module[\"setValue\"](ptr+SIZE_I32*i,stringToPtr(strs[i]),\"i32\")}return ptr}function print(message){Module[\"logger\"]({type:\"stdout\",message:message})}function printErr(message){if(!message.startsWith(\"Aborted(native code called abort())\"))Module[\"logger\"]({type:\"stderr\",message:message})}function exec(..._args){const args=[...Module[\"DEFAULT_ARGS\"],..._args];try{Module[\"_ffmpeg\"](args.length,stringsToPtr(args))}catch(e){if(!e.message.startsWith(\"Aborted\")){throw e}}return Module[\"ret\"]}function setLogger(logger){Module[\"logger\"]=logger}function setTimeout(timeout){Module[\"timeout\"]=timeout}function setProgress(handler){Module[\"progress\"]=handler}function receiveProgress(progress,time){Module[\"progress\"]({progress:progress,time:time})}function reset(){Module[\"ret\"]=-1;Module[\"timeout\"]=-1}function _locateFile(path,prefix){const mainScriptUrlOrBlob=Module[\"mainScriptUrlOrBlob\"];if(mainScriptUrlOrBlob){const{wasmURL:wasmURL,workerURL:workerURL}=JSON.parse(atob(mainScriptUrlOrBlob.slice(mainScriptUrlOrBlob.lastIndexOf(\"#\")+1)));if(path.endsWith(\".wasm\"))return wasmURL;if(path.endsWith(\".worker.js\"))return workerURL}return prefix+path}Module[\"stringToPtr\"]=stringToPtr;Module[\"stringsToPtr\"]=stringsToPtr;Module[\"print\"]=print;Module[\"printErr\"]=printErr;Module[\"locateFile\"]=_locateFile;Module[\"exec\"]=exec;Module[\"setLogger\"]=setLogger;Module[\"setTimeout\"]=setTimeout;Module[\"setProgress\"]=setProgress;Module[\"reset\"]=reset;Module[\"receiveProgress\"]=receiveProgress;var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram=\"./this.program\";var quit_=(status,toThrow)=>{throw toThrow};var ENVIRONMENT_IS_WEB=typeof window==\"object\";var ENVIRONMENT_IS_WORKER=typeof importScripts==\"function\";var ENVIRONMENT_IS_NODE=typeof process==\"object\"&&typeof process.versions==\"object\"&&typeof process.versions.node==\"string\";var scriptDirectory=\"\";function locateFile(path){if(Module[\"locateFile\"]){return Module[\"locateFile\"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary,setWindowTitle;if(ENVIRONMENT_IS_NODE){const{createRequire:createRequire}=await import(\"module\");var require=createRequire(import.meta.url);var fs=require(\"fs\");var nodePath=require(\"path\");if(ENVIRONMENT_IS_WORKER){scriptDirectory=nodePath.dirname(scriptDirectory)+\"/\"}else{scriptDirectory=require(\"url\").fileURLToPath(new URL(\"./\",import.meta.url))}read_=(filename,binary)=>{filename=isFileURI(filename)?new URL(filename):nodePath.normalize(filename);return fs.readFileSync(filename,binary?undefined:\"utf8\")};readBinary=filename=>{var ret=read_(filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}return ret};readAsync=(filename,onload,onerror,binary=true)=>{filename=isFileURI(filename)?new URL(filename):nodePath.normalize(filename);fs.readFile(filename,binary?undefined:\"utf8\",(err,data)=>{if(err)onerror(err);else onload(binary?data.buffer:data)})};if(!Module[\"thisProgram\"]&&process.argv.length>1){thisProgram=process.argv[1].replace(/\\\\/g,\"/\")}arguments_=process.argv.slice(2);quit_=(status,toThrow)=>{process.exitCode=status;throw toThrow};Module[\"inspect\"]=()=>\"[Emscripten Module object]\"}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!=\"undefined\"&&document.currentScript){scriptDirectory=document.currentScript.src}if(_scriptDir){scriptDirectory=_scriptDir}if(scriptDirectory.indexOf(\"blob:\")!==0){scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,\"\").lastIndexOf(\"/\")+1)}else{scriptDirectory=\"\"}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open(\"GET\",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open(\"GET\",url,false);xhr.responseType=\"arraybuffer\";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{var xhr=new XMLHttpRequest;xhr.open(\"GET\",url,true);xhr.responseType=\"arraybuffer\";xhr.onload=()=>{if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response);return}onerror()};xhr.onerror=onerror;xhr.send(null)}}setWindowTitle=title=>document.title=title}else{}var out=Module[\"print\"]||console.log.bind(console);var err=Module[\"printErr\"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module[\"arguments\"])arguments_=Module[\"arguments\"];if(Module[\"thisProgram\"])thisProgram=Module[\"thisProgram\"];if(Module[\"quit\"])quit_=Module[\"quit\"];var wasmBinary;if(Module[\"wasmBinary\"])wasmBinary=Module[\"wasmBinary\"];var noExitRuntime=Module[\"noExitRuntime\"]||true;if(typeof WebAssembly!=\"object\"){abort(\"no native wasm support detected\")}var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAP64,HEAPU64,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module[\"HEAP8\"]=HEAP8=new Int8Array(b);Module[\"HEAP16\"]=HEAP16=new Int16Array(b);Module[\"HEAP32\"]=HEAP32=new Int32Array(b);Module[\"HEAPU8\"]=HEAPU8=new Uint8Array(b);Module[\"HEAPU16\"]=HEAPU16=new Uint16Array(b);Module[\"HEAPU32\"]=HEAPU32=new Uint32Array(b);Module[\"HEAPF32\"]=HEAPF32=new Float32Array(b);Module[\"HEAPF64\"]=HEAPF64=new Float64Array(b);Module[\"HEAP64\"]=HEAP64=new BigInt64Array(b);Module[\"HEAPU64\"]=HEAPU64=new BigUint64Array(b)}var wasmTable;var __ATPRERUN__=[];var __ATINIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeKeepaliveCounter=0;function keepRuntimeAlive(){return noExitRuntime||runtimeKeepaliveCounter>0}function preRun(){if(Module[\"preRun\"]){if(typeof Module[\"preRun\"]==\"function\")Module[\"preRun\"]=[Module[\"preRun\"]];while(Module[\"preRun\"].length){addOnPreRun(Module[\"preRun\"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;if(!Module[\"noFSInit\"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();SOCKFS.root=FS.mount(SOCKFS,{},null);callRuntimeCallbacks(__ATINIT__)}function postRun(){if(Module[\"postRun\"]){if(typeof Module[\"postRun\"]==\"function\")Module[\"postRun\"]=[Module[\"postRun\"]];while(Module[\"postRun\"].length){addOnPostRun(Module[\"postRun\"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;if(Module[\"monitorRunDependencies\"]){Module[\"monitorRunDependencies\"](runDependencies)}}function removeRunDependency(id){runDependencies--;if(Module[\"monitorRunDependencies\"]){Module[\"monitorRunDependencies\"](runDependencies)}if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}function abort(what){if(Module[\"onAbort\"]){Module[\"onAbort\"](what)}what=\"Aborted(\"+what+\")\";err(what);ABORT=true;EXITSTATUS=1;what+=\". Build with -sASSERTIONS for more info.\";var e=new WebAssembly.RuntimeError(what);readyPromiseReject(e);throw e}var dataURIPrefix=\"data:application/octet-stream;base64,\";function isDataURI(filename){return filename.startsWith(dataURIPrefix)}function isFileURI(filename){return filename.startsWith(\"file://\")}var wasmBinaryFile;if(Module[\"locateFile\"]){wasmBinaryFile=\"ffmpeg-core.wasm\";if(!isDataURI(wasmBinaryFile)){wasmBinaryFile=locateFile(wasmBinaryFile)}}else{wasmBinaryFile=new URL(\"ffmpeg-core.wasm\",import.meta.url).href}function getBinary(file){try{if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw\"both async and sync fetching of the wasm failed\"}catch(err){abort(err)}}function getBinaryPromise(binaryFile){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)){if(typeof fetch==\"function\"&&!isFileURI(binaryFile)){return fetch(binaryFile,{credentials:\"same-origin\"}).then(response=>{if(!response[\"ok\"]){throw\"failed to load wasm binary file at '\"+binaryFile+\"'\"}return response[\"arrayBuffer\"]()}).catch(()=>getBinary(binaryFile))}else{if(readAsync){return new Promise((resolve,reject)=>{readAsync(binaryFile,response=>resolve(new Uint8Array(response)),reject)})}}}return Promise.resolve().then(()=>getBinary(binaryFile))}function instantiateArrayBuffer(binaryFile,imports,receiver){return getBinaryPromise(binaryFile).then(binary=>{return WebAssembly.instantiate(binary,imports)}).then(instance=>{return instance}).then(receiver,reason=>{err(\"failed to asynchronously prepare wasm: \"+reason);abort(reason)})}function instantiateAsync(binary,binaryFile,imports,callback){if(!binary&&typeof WebAssembly.instantiateStreaming==\"function\"&&!isDataURI(binaryFile)&&!isFileURI(binaryFile)&&!ENVIRONMENT_IS_NODE&&typeof fetch==\"function\"){return fetch(binaryFile,{credentials:\"same-origin\"}).then(response=>{var result=WebAssembly.instantiateStreaming(response,imports);return result.then(callback,function(reason){err(\"wasm streaming compile failed: \"+reason);err(\"falling back to ArrayBuffer instantiation\");return instantiateArrayBuffer(binaryFile,imports,callback)})})}else{return instantiateArrayBuffer(binaryFile,imports,callback)}}function createWasm(){var info={\"a\":wasmImports};function receiveInstance(instance,module){var exports=instance.exports;Module[\"asm\"]=exports;wasmMemory=Module[\"asm\"][\"ra\"];updateMemoryViews();wasmTable=Module[\"asm\"][\"ua\"];addOnInit(Module[\"asm\"][\"sa\"]);removeRunDependency(\"wasm-instantiate\");return exports}addRunDependency(\"wasm-instantiate\");function receiveInstantiationResult(result){receiveInstance(result[\"instance\"])}if(Module[\"instantiateWasm\"]){try{return Module[\"instantiateWasm\"](info,receiveInstance)}catch(e){err(\"Module.instantiateWasm callback failed with error: \"+e);readyPromiseReject(e)}}instantiateAsync(wasmBinary,wasmBinaryFile,info,receiveInstantiationResult).catch(readyPromiseReject);return{}}var ASM_CONSTS={6059608:$0=>{Module.ret=$0}};function send_progress(progress,time){Module.receiveProgress(progress,time)}function is_timeout(diff){if(Module.timeout===-1)return 0;else{return Module.timeout<=diff}}function ExitStatus(status){this.name=\"ExitStatus\";this.message=`Program terminated with exit(${status})`;this.status=status}function callRuntimeCallbacks(callbacks){while(callbacks.length>0){callbacks.shift()(Module)}}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function getValue(ptr,type=\"i8\"){if(type.endsWith(\"*\"))type=\"*\";switch(type){case\"i1\":return HEAP8[ptr>>0];case\"i8\":return HEAP8[ptr>>0];case\"i16\":return HEAP16[ptr>>1];case\"i32\":return HEAP32[ptr>>2];case\"i64\":return HEAP64[ptr>>3];case\"float\":return HEAPF32[ptr>>2];case\"double\":return HEAPF64[ptr>>3];case\"*\":return HEAPU32[ptr>>2];default:abort(`invalid type for getValue: ${type}`)}}function setValue(ptr,value,type=\"i8\"){if(type.endsWith(\"*\"))type=\"*\";switch(type){case\"i1\":HEAP8[ptr>>0]=value;break;case\"i8\":HEAP8[ptr>>0]=value;break;case\"i16\":HEAP16[ptr>>1]=value;break;case\"i32\":HEAP32[ptr>>2]=value;break;case\"i64\":HEAP64[ptr>>3]=BigInt(value);break;case\"float\":HEAPF32[ptr>>2]=value;break;case\"double\":HEAPF64[ptr>>3]=value;break;case\"*\":HEAPU32[ptr>>2]=value;break;default:abort(`invalid type for setValue: ${type}`)}}var UTF8Decoder=typeof TextDecoder!=\"undefined\"?new TextDecoder(\"utf8\"):undefined;function UTF8ArrayToString(heapOrArray,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str=\"\";while(idx<endPtr){var u0=heapOrArray[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heapOrArray[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heapOrArray[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heapOrArray[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}return str}function UTF8ToString(ptr,maxBytesToRead){return ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):\"\"}function ___assert_fail(condition,filename,line,func){abort(`Assertion failed: ${UTF8ToString(condition)}, at: `+[filename?UTF8ToString(filename):\"unknown filename\",line,func?UTF8ToString(func):\"unknown function\"])}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24;this.set_type=function(type){HEAPU32[this.ptr+4>>2]=type};this.get_type=function(){return HEAPU32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAPU32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAPU32[this.ptr+8>>2]};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_adjusted_ptr(0);this.set_type(type);this.set_destructor(destructor)};this.set_adjusted_ptr=function(adjustedPtr){HEAPU32[this.ptr+16>>2]=adjustedPtr};this.get_adjusted_ptr=function(){return HEAPU32[this.ptr+16>>2]};this.get_exception_ptr=function(){var isPointer=___cxa_is_pointer_type(this.get_type());if(isPointer){return HEAPU32[this.excPtr>>2]}var adjusted=this.get_adjusted_ptr();if(adjusted!==0)return adjusted;return this.excPtr}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw exceptionLast}var dlopenMissingError=\"To use dlopen, you need enable dynamic linking, see https://emscripten.org/docs/compiling/Dynamic-Linking.html\";function ___dlsym(handle,symbol){abort(dlopenMissingError)}var PATH={isAbs:path=>path.charAt(0)===\"/\",splitPath:filename=>{var splitPathRe=/^(\\/?|)([\\s\\S]*?)((?:\\.{1,2}|[^\\/]+?|)(\\.[^.\\/]*|))(?:[\\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last===\".\"){parts.splice(i,1)}else if(last===\"..\"){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift(\"..\")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)===\"/\";path=PATH.normalizeArray(path.split(\"/\").filter(p=>!!p),!isAbsolute).join(\"/\");if(!path&&!isAbsolute){path=\".\"}if(path&&trailingSlash){path+=\"/\"}return(isAbsolute?\"/\":\"\")+path},dirname:path=>{var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return\".\"}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:path=>{if(path===\"/\")return\"/\";path=PATH.normalize(path);path=path.replace(/\\/$/,\"\");var lastSlash=path.lastIndexOf(\"/\");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},join:function(){var paths=Array.prototype.slice.call(arguments);return PATH.normalize(paths.join(\"/\"))},join2:(l,r)=>{return PATH.normalize(l+\"/\"+r)}};function initRandomFill(){if(typeof crypto==\"object\"&&typeof crypto[\"getRandomValues\"]==\"function\"){return view=>crypto.getRandomValues(view)}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require(\"crypto\");var randomFillSync=crypto_module[\"randomFillSync\"];if(randomFillSync){return view=>crypto_module[\"randomFillSync\"](view)}var randomBytes=crypto_module[\"randomBytes\"];return view=>(view.set(randomBytes(view.byteLength)),view)}catch(e){}}abort(\"initRandomDevice\")}function randomFill(view){return(randomFill=initRandomFill())(view)}var PATH_FS={resolve:function(){var resolvedPath=\"\",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!=\"string\"){throw new TypeError(\"Arguments to path.resolve must be strings\")}else if(!path){return\"\"}resolvedPath=path+\"/\"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split(\"/\").filter(p=>!!p),!resolvedAbsolute).join(\"/\");return(resolvedAbsolute?\"/\":\"\")+resolvedPath||\".\"},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!==\"\")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!==\"\")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split(\"/\"));var toParts=trim(to.split(\"/\"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push(\"..\")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join(\"/\")}};function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var c=str.charCodeAt(i);if(c<=127){len++}else if(c<=2047){len+=2}else if(c>=55296&&c<=57343){len+=4;++i}else{len+=3}}return len}function stringToUTF8Array(str,heap,outIdx,maxBytesToWrite){if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx}function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var TTY={ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open:function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close:function(stream){stream.tty.ops.fsync(stream.tty)},fsync:function(stream){stream.tty.ops.fsync(stream.tty)},read:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}},default_tty_ops:{get_char:function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes(\"EOF\"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString(\"utf-8\")}else{result=null}}else if(typeof window!=\"undefined\"&&typeof window.prompt==\"function\"){result=window.prompt(\"Input: \");if(result!==null){result+=\"\\n\"}}else if(typeof readline==\"function\"){result=readline();if(result!==null){result+=\"\\n\"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function zeroMemory(address,size){HEAPU8.fill(0,address,address+size);return address}function alignMemory(size,alignment){return Math.ceil(size/alignment)*alignment}function mmapAlloc(size){size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;return zeroMemory(ptr,size)}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,\"/\",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[\".\",\"..\"];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size},write:function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position},allocate:function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)},mmap:function(stream,length,position,prot,flags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===HEAP8.buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}},msync:function(stream,buffer,offset,length,mmapFlags){MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};function asyncLoad(url,onload,onerror,noRunDep){var dep=!noRunDep?getUniqueRunDependency(`al ${url}`):\"\";readAsync(url,arrayBuffer=>{assert(arrayBuffer,`Loading data file \"${url}\" failed (no arrayBuffer).`);onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw`Loading data file \"${url}\" failed.`}});if(dep)addRunDependency(dep)}var preloadPlugins=Module[\"preloadPlugins\"]||[];function FS_handledByPreloadPlugin(byteArray,fullname,finish,onerror){if(typeof Browser!=\"undefined\")Browser.init();var handled=false;preloadPlugins.forEach(function(plugin){if(handled)return;if(plugin[\"canHandle\"](fullname)){plugin[\"handle\"](byteArray,fullname,finish,onerror);handled=true}});return handled}function FS_createPreloadedFile(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish){var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency(`cp ${fullname}`);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(FS_handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url==\"string\"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}}function FS_modeStringToFlags(str){var flagModes={\"r\":0,\"r+\":2,\"w\":512|64|1,\"w+\":512|64|2,\"a\":1024|64|1,\"a+\":1024|64|2};var flags=flagModes[str];if(typeof flags==\"undefined\"){throw new Error(`Unknown file open mode: ${str}`)}return flags}function FS_getMode(canRead,canWrite){var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode}var WORKERFS={DIR_MODE:16895,FILE_MODE:33279,reader:null,mount:function(mount){assert(ENVIRONMENT_IS_WORKER);if(!WORKERFS.reader)WORKERFS.reader=new FileReaderSync;var root=WORKERFS.createNode(null,\"/\",WORKERFS.DIR_MODE,0);var createdParents={};function ensureParent(path){var parts=path.split(\"/\");var parent=root;for(var i=0;i<parts.length-1;i++){var curr=parts.slice(0,i+1).join(\"/\");if(!createdParents[curr]){createdParents[curr]=WORKERFS.createNode(parent,parts[i],WORKERFS.DIR_MODE,0)}parent=createdParents[curr]}return parent}function base(path){var parts=path.split(\"/\");return parts[parts.length-1]}Array.prototype.forEach.call(mount.opts[\"files\"]||[],function(file){WORKERFS.createNode(ensureParent(file.name),base(file.name),WORKERFS.FILE_MODE,0,file,file.lastModifiedDate)});(mount.opts[\"blobs\"]||[]).forEach(function(obj){WORKERFS.createNode(ensureParent(obj[\"name\"]),base(obj[\"name\"]),WORKERFS.FILE_MODE,0,obj[\"data\"])});(mount.opts[\"packages\"]||[]).forEach(function(pack){pack[\"metadata\"].files.forEach(function(file){var name=file.filename.substr(1);WORKERFS.createNode(ensureParent(name),base(name),WORKERFS.FILE_MODE,0,pack[\"blob\"].slice(file.start,file.end))})});return root},createNode:function(parent,name,mode,dev,contents,mtime){var node=FS.createNode(parent,name,mode);node.mode=mode;node.node_ops=WORKERFS.node_ops;node.stream_ops=WORKERFS.stream_ops;node.timestamp=(mtime||new Date).getTime();assert(WORKERFS.FILE_MODE!==WORKERFS.DIR_MODE);if(mode===WORKERFS.FILE_MODE){node.size=contents.size;node.contents=contents}else{node.size=4096;node.contents={}}if(parent){parent.contents[name]=node}return node},node_ops:{getattr:function(node){return{dev:1,ino:node.id,mode:node.mode,nlink:1,uid:0,gid:0,rdev:undefined,size:node.size,atime:new Date(node.timestamp),mtime:new Date(node.timestamp),ctime:new Date(node.timestamp),blksize:4096,blocks:Math.ceil(node.size/4096)}},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}},lookup:function(parent,name){throw new FS.ErrnoError(44)},mknod:function(parent,name,mode,dev){throw new FS.ErrnoError(63)},rename:function(oldNode,newDir,newName){throw new FS.ErrnoError(63)},unlink:function(parent,name){throw new FS.ErrnoError(63)},rmdir:function(parent,name){throw new FS.ErrnoError(63)},readdir:function(node){var entries=[\".\",\"..\"];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newName,oldPath){throw new FS.ErrnoError(63)}},stream_ops:{read:function(stream,buffer,offset,length,position){if(position>=stream.node.size)return 0;var chunk=stream.node.contents.slice(position,position+length);var ab=WORKERFS.reader.readAsArrayBuffer(chunk);buffer.set(new Uint8Array(ab),offset);return chunk.size},write:function(stream,buffer,offset,length,position){throw new FS.ErrnoError(29)},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.size}}if(position<0){throw new FS.ErrnoError(28)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:\"/\",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(path);if(!path)return{path:\"\",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=path.split(\"/\").filter(p=>!!p);var current=FS.root;var current_path=\"/\";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count+1});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!==\"/\"?`${mount}/${path}`:mount+path}path=path?`${node.name}/${path}`:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagsToPermissionString:flag=>{var perms=[\"r\",\"w\",\"rw\"][flag&3];if(flag&512){perms+=\"w\"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes(\"r\")&&!(node.mode&292)){return 2}else if(perms.includes(\"w\")&&!(node.mode&146)){return 2}else if(perms.includes(\"x\")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,\"x\");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,\"wx\")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,\"wx\");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!==\"r\"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:()=>{for(var fd=0;fd<=FS.MAX_OPEN_FDS;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd=-1)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);if(fd==-1){fd=FS.nextfd()}stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate==\"function\"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`)}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint===\"/\";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name===\".\"||name===\"..\"){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split(\"/\");var d=\"\";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+=\"/\"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}},mkdev:(path,mode,dev)=>{if(typeof dev==\"undefined\"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!==\".\"){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!==\".\"){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,\"w\");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path==\"string\"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path==\"string\"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path==\"string\"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,\"w\");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===\"\"){throw new FS.ErrnoError(44)}flags=typeof flags==\"string\"?FS_modeStringToFlags(flags):flags;mode=typeof mode==\"undefined\"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path==\"object\"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module[\"logReadFiles\"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!=\"undefined\";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!=\"undefined\";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||\"binary\";if(opts.encoding!==\"utf8\"&&opts.encoding!==\"binary\"){throw new Error(`Invalid encoding type \"${opts.encoding}\"`)}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding===\"utf8\"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding===\"binary\"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data==\"string\"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error(\"Unsupported data type\")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,\"x\");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir(\"/tmp\");FS.mkdir(\"/home\");FS.mkdir(\"/home/web_user\")},createDefaultDevices:()=>{FS.mkdir(\"/dev\");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev(\"/dev/null\",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev(\"/dev/tty\",FS.makedev(5,0));FS.mkdev(\"/dev/tty1\",FS.makedev(6,0));var randomBuffer=new Uint8Array(1024),randomLeft=0;var randomByte=()=>{if(randomLeft===0){randomLeft=randomFill(randomBuffer).byteLength}return randomBuffer[--randomLeft]};FS.createDevice(\"/dev\",\"random\",randomByte);FS.createDevice(\"/dev\",\"urandom\",randomByte);FS.mkdir(\"/dev/shm\");FS.mkdir(\"/dev/shm/tmp\")},createSpecialDirectories:()=>{FS.mkdir(\"/proc\");var proc_self=FS.mkdir(\"/proc/self\");FS.mkdir(\"/proc/self/fd\");FS.mount({mount:()=>{var node=FS.createNode(proc_self,\"fd\",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:\"fake\"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},\"/proc/self/fd\")},createStandardStreams:()=>{if(Module[\"stdin\"]){FS.createDevice(\"/dev\",\"stdin\",Module[\"stdin\"])}else{FS.symlink(\"/dev/tty\",\"/dev/stdin\")}if(Module[\"stdout\"]){FS.createDevice(\"/dev\",\"stdout\",null,Module[\"stdout\"])}else{FS.symlink(\"/dev/tty\",\"/dev/stdout\")}if(Module[\"stderr\"]){FS.createDevice(\"/dev\",\"stderr\",null,Module[\"stderr\"])}else{FS.symlink(\"/dev/tty1\",\"/dev/stderr\")}var stdin=FS.open(\"/dev/stdin\",0);var stdout=FS.open(\"/dev/stdout\",1);var stderr=FS.open(\"/dev/stderr\",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.name=\"ErrnoError\";this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message=\"FS error\"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=\"<generic error, no stack>\"})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},\"/\");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={\"MEMFS\":MEMFS,\"WORKERFS\":WORKERFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module[\"stdin\"]=input||Module[\"stdin\"];Module[\"stdout\"]=output||Module[\"stdout\"];Module[\"stderr\"]=error||Module[\"stderr\"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path===\"/\"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent==\"string\"?parent:FS.getPath(parent);var parts=path.split(\"/\").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent==\"string\"?parent:FS.getPath(parent),name);var mode=FS_getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent==\"string\"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS_getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data==\"string\"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node},createDevice:(parent,name,input,output)=>{var path=PATH.join2(typeof parent==\"string\"?parent:FS.getPath(parent),name);var mode=FS_getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)},forceLoadFile:obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!=\"undefined\"){throw new Error(\"Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.\")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error(\"Cannot load without read() or XMLHttpRequest.\")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open(\"HEAD\",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error(\"Couldn't load \"+url+\". Status: \"+xhr.status);var datalength=Number(xhr.getResponseHeader(\"Content-length\"));var header;var hasByteServing=(header=xhr.getResponseHeader(\"Accept-Ranges\"))&&header===\"bytes\";var usesGzip=(header=xhr.getResponseHeader(\"Content-Encoding\"))&&header===\"gzip\";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error(\"invalid range (\"+from+\", \"+to+\") or no bytes requested!\");if(to>datalength-1)throw new Error(\"only \"+datalength+\" bytes available! programmer error!\");var xhr=new XMLHttpRequest;xhr.open(\"GET\",url,false);if(datalength!==chunkSize)xhr.setRequestHeader(\"Range\",\"bytes=\"+from+\"-\"+to);xhr.responseType=\"arraybuffer\";if(xhr.overrideMimeType){xhr.overrideMimeType(\"text/plain; charset=x-user-defined\")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error(\"Couldn't load \"+url+\". Status: \"+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||\"\",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]==\"undefined\"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]==\"undefined\")throw new Error(\"doXHR failed!\");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out(\"LazyFiles on gzip forces download of the whole file when length is accessed\")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!=\"undefined\"){if(!ENVIRONMENT_IS_WORKER)throw\"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc\";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size}stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=SYSCALLS.getStreamFromFD(dirfd);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAPU32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP64[buf+40>>3]=BigInt(stat.size);HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;var atime=stat.atime.getTime();var mtime=stat.mtime.getTime();var ctime=stat.ctime.getTime();HEAP64[buf+56>>3]=BigInt(Math.floor(atime/1e3));HEAPU32[buf+64>>2]=atime%1e3*1e3;HEAP64[buf+72>>3]=BigInt(Math.floor(mtime/1e3));HEAPU32[buf+80>>2]=mtime%1e3*1e3;HEAP64[buf+88>>3]=BigInt(Math.floor(ctime/1e3));HEAPU32[buf+96>>2]=ctime%1e3*1e3;HEAP64[buf+104>>3]=BigInt(stat.ino);return 0},doMsync:function(addr,stream,len,flags,offset){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(flags&2){return 0}var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall__newselect(nfds,readfds,writefds,exceptfds,timeout){try{var total=0;var srcReadLow=readfds?HEAP32[readfds>>2]:0,srcReadHigh=readfds?HEAP32[readfds+4>>2]:0;var srcWriteLow=writefds?HEAP32[writefds>>2]:0,srcWriteHigh=writefds?HEAP32[writefds+4>>2]:0;var srcExceptLow=exceptfds?HEAP32[exceptfds>>2]:0,srcExceptHigh=exceptfds?HEAP32[exceptfds+4>>2]:0;var dstReadLow=0,dstReadHigh=0;var dstWriteLow=0,dstWriteHigh=0;var dstExceptLow=0,dstExceptHigh=0;var allLow=(readfds?HEAP32[readfds>>2]:0)|(writefds?HEAP32[writefds>>2]:0)|(exceptfds?HEAP32[exceptfds>>2]:0);var allHigh=(readfds?HEAP32[readfds+4>>2]:0)|(writefds?HEAP32[writefds+4>>2]:0)|(exceptfds?HEAP32[exceptfds+4>>2]:0);var check=function(fd,low,high,val){return fd<32?low&val:high&val};for(var fd=0;fd<nfds;fd++){var mask=1<<fd%32;if(!check(fd,allLow,allHigh,mask)){continue}var stream=SYSCALLS.getStreamFromFD(fd);var flags=SYSCALLS.DEFAULT_POLLMASK;if(stream.stream_ops.poll){flags=stream.stream_ops.poll(stream)}if(flags&1&&check(fd,srcReadLow,srcReadHigh,mask)){fd<32?dstReadLow=dstReadLow|mask:dstReadHigh=dstReadHigh|mask;total++}if(flags&4&&check(fd,srcWriteLow,srcWriteHigh,mask)){fd<32?dstWriteLow=dstWriteLow|mask:dstWriteHigh=dstWriteHigh|mask;total++}if(flags&2&&check(fd,srcExceptLow,srcExceptHigh,mask)){fd<32?dstExceptLow=dstExceptLow|mask:dstExceptHigh=dstExceptHigh|mask;total++}}if(readfds){HEAP32[readfds>>2]=dstReadLow;HEAP32[readfds+4>>2]=dstReadHigh}if(writefds){HEAP32[writefds>>2]=dstWriteLow;HEAP32[writefds+4>>2]=dstWriteHigh}if(exceptfds){HEAP32[exceptfds>>2]=dstExceptLow;HEAP32[exceptfds+4>>2]=dstExceptHigh}return total}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}var SOCKFS={mount:function(mount){Module[\"websocket\"]=Module[\"websocket\"]&&\"object\"===typeof Module[\"websocket\"]?Module[\"websocket\"]:{};Module[\"websocket\"]._callbacks={};Module[\"websocket\"][\"on\"]=function(event,callback){if(\"function\"===typeof callback){this._callbacks[event]=callback}return this};Module[\"websocket\"].emit=function(event,param){if(\"function\"===typeof this._callbacks[event]){this._callbacks[event].call(this,param)}};return FS.createNode(null,\"/\",16384|511,0)},createSocket:function(family,type,protocol){type&=~526336;var streaming=type==1;if(streaming&&protocol&&protocol!=6){throw new FS.ErrnoError(66)}var sock={family:family,type:type,protocol:protocol,server:null,error:null,peers:{},pending:[],recv_queue:[],sock_ops:SOCKFS.websocket_sock_ops};var name=SOCKFS.nextname();var node=FS.createNode(SOCKFS.root,name,49152,0);node.sock=sock;var stream=FS.createStream({path:name,node:node,flags:2,seekable:false,stream_ops:SOCKFS.stream_ops});sock.stream=stream;return sock},getSocket:function(fd){var stream=FS.getStream(fd);if(!stream||!FS.isSocket(stream.node.mode)){return null}return stream.node.sock},stream_ops:{poll:function(stream){var sock=stream.node.sock;return sock.sock_ops.poll(sock)},ioctl:function(stream,request,varargs){var sock=stream.node.sock;return sock.sock_ops.ioctl(sock,request,varargs)},read:function(stream,buffer,offset,length,position){var sock=stream.node.sock;var msg=sock.sock_ops.recvmsg(sock,length);if(!msg){return 0}buffer.set(msg.buffer,offset);return msg.buffer.length},write:function(stream,buffer,offset,length,position){var sock=stream.node.sock;return sock.sock_ops.sendmsg(sock,buffer,offset,length)},close:function(stream){var sock=stream.node.sock;sock.sock_ops.close(sock)}},nextname:function(){if(!SOCKFS.nextname.current){SOCKFS.nextname.current=0}return\"socket[\"+SOCKFS.nextname.current+++\"]\"},websocket_sock_ops:{createPeer:function(sock,addr,port){var ws;if(typeof addr==\"object\"){ws=addr;addr=null;port=null}if(ws){if(ws._socket){addr=ws._socket.remoteAddress;port=ws._socket.remotePort}else{var result=/ws[s]?:\\/\\/([^:]+):(\\d+)/.exec(ws.url);if(!result){throw new Error(\"WebSocket URL must be in the format ws(s)://address:port\")}addr=result[1];port=parseInt(result[2],10)}}else{try{var runtimeConfig=Module[\"websocket\"]&&\"object\"===typeof Module[\"websocket\"];var url=\"ws:#\".replace(\"#\",\"//\");if(runtimeConfig){if(\"string\"===typeof Module[\"websocket\"][\"url\"]){url=Module[\"websocket\"][\"url\"]}}if(url===\"ws://\"||url===\"wss://\"){var parts=addr.split(\"/\");url=url+parts[0]+\":\"+port+\"/\"+parts.slice(1).join(\"/\")}var subProtocols=\"binary\";if(runtimeConfig){if(\"string\"===typeof Module[\"websocket\"][\"subprotocol\"]){subProtocols=Module[\"websocket\"][\"subprotocol\"]}}var opts=undefined;if(subProtocols!==\"null\"){subProtocols=subProtocols.replace(/^ +| +$/g,\"\").split(/ *, */);opts=subProtocols}if(runtimeConfig&&null===Module[\"websocket\"][\"subprotocol\"]){subProtocols=\"null\";opts=undefined}var WebSocketConstructor;if(ENVIRONMENT_IS_NODE){WebSocketConstructor=require(\"ws\")}else{WebSocketConstructor=WebSocket}ws=new WebSocketConstructor(url,opts);ws.binaryType=\"arraybuffer\"}catch(e){throw new FS.ErrnoError(23)}}var peer={addr:addr,port:port,socket:ws,dgram_send_queue:[]};SOCKFS.websocket_sock_ops.addPeer(sock,peer);SOCKFS.websocket_sock_ops.handlePeerEvents(sock,peer);if(sock.type===2&&typeof sock.sport!=\"undefined\"){peer.dgram_send_queue.push(new Uint8Array([255,255,255,255,\"p\".charCodeAt(0),\"o\".charCodeAt(0),\"r\".charCodeAt(0),\"t\".charCodeAt(0),(sock.sport&65280)>>8,sock.sport&255]))}return peer},getPeer:function(sock,addr,port){return sock.peers[addr+\":\"+port]},addPeer:function(sock,peer){sock.peers[peer.addr+\":\"+peer.port]=peer},removePeer:function(sock,peer){delete sock.peers[peer.addr+\":\"+peer.port]},handlePeerEvents:function(sock,peer){var first=true;var handleOpen=function(){Module[\"websocket\"].emit(\"open\",sock.stream.fd);try{var queued=peer.dgram_send_queue.shift();while(queued){peer.socket.send(queued);queued=peer.dgram_send_queue.shift()}}catch(e){peer.socket.close()}};function handleMessage(data){if(typeof data==\"string\"){var encoder=new TextEncoder;data=encoder.encode(data)}else{assert(data.byteLength!==undefined);if(data.byteLength==0){return}data=new Uint8Array(data)}var wasfirst=first;first=false;if(wasfirst&&data.length===10&&data[0]===255&&data[1]===255&&data[2]===255&&data[3]===255&&data[4]===\"p\".charCodeAt(0)&&data[5]===\"o\".charCodeAt(0)&&data[6]===\"r\".charCodeAt(0)&&data[7]===\"t\".charCodeAt(0)){var newport=data[8]<<8|data[9];SOCKFS.websocket_sock_ops.removePeer(sock,peer);peer.port=newport;SOCKFS.websocket_sock_ops.addPeer(sock,peer);return}sock.recv_queue.push({addr:peer.addr,port:peer.port,data:data});Module[\"websocket\"].emit(\"message\",sock.stream.fd)}if(ENVIRONMENT_IS_NODE){peer.socket.on(\"open\",handleOpen);peer.socket.on(\"message\",function(data,isBinary){if(!isBinary){return}handleMessage(new Uint8Array(data).buffer)});peer.socket.on(\"close\",function(){Module[\"websocket\"].emit(\"close\",sock.stream.fd)});peer.socket.on(\"error\",function(error){sock.error=14;Module[\"websocket\"].emit(\"error\",[sock.stream.fd,sock.error,\"ECONNREFUSED: Connection refused\"])})}else{peer.socket.onopen=handleOpen;peer.socket.onclose=function(){Module[\"websocket\"].emit(\"close\",sock.stream.fd)};peer.socket.onmessage=function peer_socket_onmessage(event){handleMessage(event.data)};peer.socket.onerror=function(error){sock.error=14;Module[\"websocket\"].emit(\"error\",[sock.stream.fd,sock.error,\"ECONNREFUSED: Connection refused\"])}}},poll:function(sock){if(sock.type===1&&sock.server){return sock.pending.length?64|1:0}var mask=0;var dest=sock.type===1?SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport):null;if(sock.recv_queue.length||!dest||dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=64|1}if(!dest||dest&&dest.socket.readyState===dest.socket.OPEN){mask|=4}if(dest&&dest.socket.readyState===dest.socket.CLOSING||dest&&dest.socket.readyState===dest.socket.CLOSED){mask|=16}return mask},ioctl:function(sock,request,arg){switch(request){case 21531:var bytes=0;if(sock.recv_queue.length){bytes=sock.recv_queue[0].data.length}HEAP32[arg>>2]=bytes;return 0;default:return 28}},close:function(sock){if(sock.server){try{sock.server.close()}catch(e){}sock.server=null}var peers=Object.keys(sock.peers);for(var i=0;i<peers.length;i++){var peer=sock.peers[peers[i]];try{peer.socket.close()}catch(e){}SOCKFS.websocket_sock_ops.removePeer(sock,peer)}return 0},bind:function(sock,addr,port){if(typeof sock.saddr!=\"undefined\"||typeof sock.sport!=\"undefined\"){throw new FS.ErrnoError(28)}sock.saddr=addr;sock.sport=port;if(sock.type===2){if(sock.server){sock.server.close();sock.server=null}try{sock.sock_ops.listen(sock,0)}catch(e){if(!(e.name===\"ErrnoError\"))throw e;if(e.errno!==138)throw e}}},connect:function(sock,addr,port){if(sock.server){throw new FS.ErrnoError(138)}if(typeof sock.daddr!=\"undefined\"&&typeof sock.dport!=\"undefined\"){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(dest){if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(7)}else{throw new FS.ErrnoError(30)}}}var peer=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port);sock.daddr=peer.addr;sock.dport=peer.port;throw new FS.ErrnoError(26)},listen:function(sock,backlog){if(!ENVIRONMENT_IS_NODE){throw new FS.ErrnoError(138)}if(sock.server){throw new FS.ErrnoError(28)}var WebSocketServer=require(\"ws\").Server;var host=sock.saddr;sock.server=new WebSocketServer({host:host,port:sock.sport});Module[\"websocket\"].emit(\"listen\",sock.stream.fd);sock.server.on(\"connection\",function(ws){if(sock.type===1){var newsock=SOCKFS.createSocket(sock.family,sock.type,sock.protocol);var peer=SOCKFS.websocket_sock_ops.createPeer(newsock,ws);newsock.daddr=peer.addr;newsock.dport=peer.port;sock.pending.push(newsock);Module[\"websocket\"].emit(\"connection\",newsock.stream.fd)}else{SOCKFS.websocket_sock_ops.createPeer(sock,ws);Module[\"websocket\"].emit(\"connection\",sock.stream.fd)}});sock.server.on(\"close\",function(){Module[\"websocket\"].emit(\"close\",sock.stream.fd);sock.server=null});sock.server.on(\"error\",function(error){sock.error=23;Module[\"websocket\"].emit(\"error\",[sock.stream.fd,sock.error,\"EHOSTUNREACH: Host is unreachable\"])})},accept:function(listensock){if(!listensock.server||!listensock.pending.length){throw new FS.ErrnoError(28)}var newsock=listensock.pending.shift();newsock.stream.flags=listensock.stream.flags;return newsock},getname:function(sock,peer){var addr,port;if(peer){if(sock.daddr===undefined||sock.dport===undefined){throw new FS.ErrnoError(53)}addr=sock.daddr;port=sock.dport}else{addr=sock.saddr||0;port=sock.sport||0}return{addr:addr,port:port}},sendmsg:function(sock,buffer,offset,length,addr,port){if(sock.type===2){if(addr===undefined||port===undefined){addr=sock.daddr;port=sock.dport}if(addr===undefined||port===undefined){throw new FS.ErrnoError(17)}}else{addr=sock.daddr;port=sock.dport}var dest=SOCKFS.websocket_sock_ops.getPeer(sock,addr,port);if(sock.type===1){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){throw new FS.ErrnoError(53)}else if(dest.socket.readyState===dest.socket.CONNECTING){throw new FS.ErrnoError(6)}}if(ArrayBuffer.isView(buffer)){offset+=buffer.byteOffset;buffer=buffer.buffer}var data;data=buffer.slice(offset,offset+length);if(sock.type===2){if(!dest||dest.socket.readyState!==dest.socket.OPEN){if(!dest||dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){dest=SOCKFS.websocket_sock_ops.createPeer(sock,addr,port)}dest.dgram_send_queue.push(data);return length}}try{dest.socket.send(data);return length}catch(e){throw new FS.ErrnoError(28)}},recvmsg:function(sock,length){if(sock.type===1&&sock.server){throw new FS.ErrnoError(53)}var queued=sock.recv_queue.shift();if(!queued){if(sock.type===1){var dest=SOCKFS.websocket_sock_ops.getPeer(sock,sock.daddr,sock.dport);if(!dest){throw new FS.ErrnoError(53)}if(dest.socket.readyState===dest.socket.CLOSING||dest.socket.readyState===dest.socket.CLOSED){return null}throw new FS.ErrnoError(6)}throw new FS.ErrnoError(6)}var queuedLength=queued.data.byteLength||queued.data.length;var queuedOffset=queued.data.byteOffset||0;var queuedBuffer=queued.data.buffer||queued.data;var bytesRead=Math.min(length,queuedLength);var res={buffer:new Uint8Array(queuedBuffer,queuedOffset,bytesRead),addr:queued.addr,port:queued.port};if(sock.type===1&&bytesRead<queuedLength){var bytesRemaining=queuedLength-bytesRead;queued.data=new Uint8Array(queuedBuffer,queuedOffset+bytesRead,bytesRemaining);sock.recv_queue.unshift(queued)}return res}}};function getSocketFromFD(fd){var socket=SOCKFS.getSocket(fd);if(!socket)throw new FS.ErrnoError(8);return socket}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}function inetPton4(str){var b=str.split(\".\");for(var i=0;i<4;i++){var tmp=Number(b[i]);if(isNaN(tmp))return null;b[i]=tmp}return(b[0]|b[1]<<8|b[2]<<16|b[3]<<24)>>>0}function jstoi_q(str){return parseInt(str)}function inetPton6(str){var words;var w,offset,z;var valid6regx=/^((?=.*::)(?!.*::.+::)(::)?([\\dA-F]{1,4}:(:|\\b)|){5}|([\\dA-F]{1,4}:){6})((([\\dA-F]{1,4}((?!\\3)::|:\\b|$))|(?!\\2\\3)){2}|(((2[0-4]|1\\d|[1-9])?\\d|25[0-5])\\.?\\b){4})$/i;var parts=[];if(!valid6regx.test(str)){return null}if(str===\"::\"){return[0,0,0,0,0,0,0,0]}if(str.startsWith(\"::\")){str=str.replace(\"::\",\"Z:\")}else{str=str.replace(\"::\",\":Z:\")}if(str.indexOf(\".\")>0){str=str.replace(new RegExp(\"[.]\",\"g\"),\":\");words=str.split(\":\");words[words.length-4]=jstoi_q(words[words.length-4])+jstoi_q(words[words.length-3])*256;words[words.length-3]=jstoi_q(words[words.length-2])+jstoi_q(words[words.length-1])*256;words=words.slice(0,words.length-2)}else{words=str.split(\":\")}offset=0;z=0;for(w=0;w<words.length;w++){if(typeof words[w]==\"string\"){if(words[w]===\"Z\"){for(z=0;z<8-words.length+1;z++){parts[w+z]=0}offset=z-1}else{parts[w+offset]=_htons(parseInt(words[w],16))}}else{parts[w+offset]=words[w]}}return[parts[1]<<16|parts[0],parts[3]<<16|parts[2],parts[5]<<16|parts[4],parts[7]<<16|parts[6]]}function writeSockaddr(sa,family,addr,port,addrlen){switch(family){case 2:addr=inetPton4(addr);zeroMemory(sa,16);if(addrlen){HEAP32[addrlen>>2]=16}HEAP16[sa>>1]=family;HEAP32[sa+4>>2]=addr;HEAP16[sa+2>>1]=_htons(port);break;case 10:addr=inetPton6(addr);zeroMemory(sa,28);if(addrlen){HEAP32[addrlen>>2]=28}HEAP32[sa>>2]=family;HEAP32[sa+8>>2]=addr[0];HEAP32[sa+12>>2]=addr[1];HEAP32[sa+16>>2]=addr[2];HEAP32[sa+20>>2]=addr[3];HEAP16[sa+2>>1]=_htons(port);break;default:return 5}return 0}var DNS={address_map:{id:1,addrs:{},names:{}},lookup_name:function(name){var res=inetPton4(name);if(res!==null){return name}res=inetPton6(name);if(res!==null){return name}var addr;if(DNS.address_map.addrs[name]){addr=DNS.address_map.addrs[name]}else{var id=DNS.address_map.id++;assert(id<65535,\"exceeded max address mappings of 65535\");addr=\"172.29.\"+(id&255)+\".\"+(id&65280);DNS.address_map.names[addr]=name;DNS.address_map.addrs[name]=addr}return addr},lookup_addr:function(addr){if(DNS.address_map.names[addr]){return DNS.address_map.names[addr]}return null}};function ___syscall_accept4(fd,addr,addrlen,flags,d1,d2){try{var sock=getSocketFromFD(fd);var newsock=sock.sock_ops.accept(sock);if(addr){var errno=writeSockaddr(addr,newsock.family,DNS.lookup_name(newsock.daddr),newsock.dport,addrlen)}return newsock.stream.fd}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function inetNtop4(addr){return(addr&255)+\".\"+(addr>>8&255)+\".\"+(addr>>16&255)+\".\"+(addr>>24&255)}function inetNtop6(ints){var str=\"\";var word=0;var longest=0;var lastzero=0;var zstart=0;var len=0;var i=0;var parts=[ints[0]&65535,ints[0]>>16,ints[1]&65535,ints[1]>>16,ints[2]&65535,ints[2]>>16,ints[3]&65535,ints[3]>>16];var hasipv4=true;var v4part=\"\";for(i=0;i<5;i++){if(parts[i]!==0){hasipv4=false;break}}if(hasipv4){v4part=inetNtop4(parts[6]|parts[7]<<16);if(parts[5]===-1){str=\"::ffff:\";str+=v4part;return str}if(parts[5]===0){str=\"::\";if(v4part===\"0.0.0.0\")v4part=\"\";if(v4part===\"0.0.0.1\")v4part=\"1\";str+=v4part;return str}}for(word=0;word<8;word++){if(parts[word]===0){if(word-lastzero>1){len=0}lastzero=word;len++}if(len>longest){longest=len;zstart=word-longest+1}}for(word=0;word<8;word++){if(longest>1){if(parts[word]===0&&word>=zstart&&word<zstart+longest){if(word===zstart){str+=\":\";if(zstart===0)str+=\":\"}continue}}str+=Number(_ntohs(parts[word]&65535)).toString(16);str+=word<7?\":\":\"\"}return str}function readSockaddr(sa,salen){var family=HEAP16[sa>>1];var port=_ntohs(HEAPU16[sa+2>>1]);var addr;switch(family){case 2:if(salen!==16){return{errno:28}}addr=HEAP32[sa+4>>2];addr=inetNtop4(addr);break;case 10:if(salen!==28){return{errno:28}}addr=[HEAP32[sa+8>>2],HEAP32[sa+12>>2],HEAP32[sa+16>>2],HEAP32[sa+20>>2]];addr=inetNtop6(addr);break;default:return{errno:5}}return{family:family,addr:addr,port:port}}function getSocketAddress(addrp,addrlen,allowNull){if(allowNull&&addrp===0)return null;var info=readSockaddr(addrp,addrlen);if(info.errno)throw new FS.ErrnoError(info.errno);info.addr=DNS.lookup_addr(info.addr)||info.addr;return info}function ___syscall_bind(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.bind(sock,info.addr,info.port);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_connect(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var info=getSocketAddress(addr,addrlen);sock.sock_ops.connect(sock,info.addr,info.port);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_faccessat(dirfd,path,amode,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms=\"\";if(amode&4)perms+=\"r\";if(amode&2)perms+=\"w\";if(amode&1)perms+=\"x\";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}function ___syscall_getdents64(fd,dirp,count){try{var stream=SYSCALLS.getStreamFromFD(fd);if(!stream.getdents){stream.getdents=FS.readdir(stream.path)}var struct_size=280;var pos=0;var off=FS.llseek(stream,0,1);var idx=Math.floor(off/struct_size);while(idx<stream.getdents.length&&pos+struct_size<=count){var id;var type;var name=stream.getdents[idx];if(name===\".\"){id=stream.node.id;type=4}else if(name===\"..\"){var lookup=FS.lookupPath(stream.path,{parent:true});id=lookup.node.id;type=4}else{var child=FS.lookupNode(stream.node,name);id=child.id;type=FS.isChrdev(child.mode)?2:FS.isDir(child.mode)?4:FS.isLink(child.mode)?10:8}HEAP64[dirp+pos>>3]=BigInt(id);HEAP64[dirp+pos+8>>3]=BigInt((idx+1)*struct_size);HEAP16[dirp+pos+16>>1]=280;HEAP8[dirp+pos+18>>0]=type;stringToUTF8(name,dirp+pos+19,256);pos+=struct_size;idx+=1}FS.llseek(stream,idx*struct_size,0);return pos}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_getpeername(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);if(!sock.daddr){return-53}var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.daddr),sock.dport,addrlen);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_getsockname(fd,addr,addrlen,d1,d2,d3){try{var sock=getSocketFromFD(fd);var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(sock.saddr||\"0.0.0.0\"),sock.sport,addrlen);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_getsockopt(fd,level,optname,optval,optlen,d1){try{var sock=getSocketFromFD(fd);if(level===1){if(optname===4){HEAP32[optval>>2]=sock.error;HEAP32[optlen>>2]=4;sock.error=null;return 0}}return-50}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_listen(fd,backlog){try{var sock=getSocketFromFD(fd);sock.sock_ops.listen(sock,backlog);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_mkdirat(dirfd,path,mode){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);path=PATH.normalize(path);if(path[path.length-1]===\"/\")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~6400;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_poll(fds,nfds,timeout){try{var nonzero=0;for(var i=0;i<nfds;i++){var pollfd=fds+8*i;var fd=HEAP32[pollfd>>2];var events=HEAP16[pollfd+4>>1];var mask=32;var stream=FS.getStream(fd);if(stream){mask=SYSCALLS.DEFAULT_POLLMASK;if(stream.stream_ops.poll){mask=stream.stream_ops.poll(stream)}}mask&=events|8|16;if(mask)nonzero++;HEAP16[pollfd+6>>1]=mask}return nonzero}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_recvfrom(fd,buf,len,flags,addr,addrlen){try{var sock=getSocketFromFD(fd);var msg=sock.sock_ops.recvmsg(sock,len);if(!msg)return 0;if(addr){var errno=writeSockaddr(addr,sock.family,DNS.lookup_name(msg.addr),msg.port,addrlen)}HEAPU8.set(msg.buffer,buf);return msg.buffer.byteLength}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_renameat(olddirfd,oldpath,newdirfd,newpath){try{oldpath=SYSCALLS.getStr(oldpath);newpath=SYSCALLS.getStr(newpath);oldpath=SYSCALLS.calculateAt(olddirfd,oldpath);newpath=SYSCALLS.calculateAt(newdirfd,newpath);FS.rename(oldpath,newpath);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_rmdir(path){try{path=SYSCALLS.getStr(path);FS.rmdir(path);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_sendto(fd,message,length,flags,addr,addr_len){try{var sock=getSocketFromFD(fd);var dest=getSocketAddress(addr,addr_len,true);if(!dest){return FS.write(sock.stream,HEAP8,message,length)}return sock.sock_ops.sendmsg(sock,HEAP8,message,length,dest.addr,dest.port)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_socket(domain,type,protocol){try{var sock=SOCKFS.createSocket(domain,type,protocol);return sock.stream.fd}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort(\"Invalid flags passed to unlinkat\")}return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}var nowIsMonotonic=true;function __emscripten_get_now_is_monotonic(){return nowIsMonotonic}function __emscripten_throw_longjmp(){throw Infinity}function readI53FromI64(ptr){return HEAPU32[ptr>>2]+HEAP32[ptr+4>>2]*4294967296}function __gmtime_js(time,tmPtr){var date=new Date(readI53FromI64(time)*1e3);HEAP32[tmPtr>>2]=date.getUTCSeconds();HEAP32[tmPtr+4>>2]=date.getUTCMinutes();HEAP32[tmPtr+8>>2]=date.getUTCHours();HEAP32[tmPtr+12>>2]=date.getUTCDate();HEAP32[tmPtr+16>>2]=date.getUTCMonth();HEAP32[tmPtr+20>>2]=date.getUTCFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getUTCDay();var start=Date.UTC(date.getUTCFullYear(),0,1,0,0,0,0);var yday=(date.getTime()-start)/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday}function isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}var MONTH_DAYS_LEAP_CUMULATIVE=[0,31,60,91,121,152,182,213,244,274,305,335];var MONTH_DAYS_REGULAR_CUMULATIVE=[0,31,59,90,120,151,181,212,243,273,304,334];function ydayFromDate(date){var leap=isLeapYear(date.getFullYear());var monthDaysCumulative=leap?MONTH_DAYS_LEAP_CUMULATIVE:MONTH_DAYS_REGULAR_CUMULATIVE;var yday=monthDaysCumulative[date.getMonth()]+date.getDate()-1;return yday}function __localtime_js(time,tmPtr){var date=new Date(readI53FromI64(time)*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst}function __mktime_js(tmPtr){var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=ydayFromDate(date)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getYear();return date.getTime()/1e3|0}function __mmap_js(len,prot,flags,fd,off,allocated,addr){try{var stream=SYSCALLS.getStreamFromFD(fd);var res=FS.mmap(stream,len,off,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;HEAPU32[addr>>2]=ptr;return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset){try{var stream=SYSCALLS.getStreamFromFD(fd);if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}FS.munmap(stream)}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return-e.errno}}function stringToNewUTF8(str){var size=lengthBytesUTF8(str)+1;var ret=_malloc(size);if(ret)stringToUTF8(str,ret,size);return ret}function __tzset_js(timezone,daylight,tzname){var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAPU32[timezone>>2]=stdTimezoneOffset*60;HEAP32[daylight>>2]=Number(winterOffset!=summerOffset);function extractZone(date){var match=date.toTimeString().match(/\\(([A-Za-z ]+)\\)$/);return match?match[1]:\"GMT\"}var winterName=extractZone(winter);var summerName=extractZone(summer);var winterNamePtr=stringToNewUTF8(winterName);var summerNamePtr=stringToNewUTF8(summerName);if(summerOffset<winterOffset){HEAPU32[tzname>>2]=winterNamePtr;HEAPU32[tzname+4>>2]=summerNamePtr}else{HEAPU32[tzname>>2]=summerNamePtr;HEAPU32[tzname+4>>2]=winterNamePtr}}function _abort(){abort(\"\")}Module[\"_abort\"]=_abort;function _dlopen(handle){abort(dlopenMissingError)}var readEmAsmArgsArray=[];function readEmAsmArgs(sigPtr,buf){readEmAsmArgsArray.length=0;var ch;buf>>=2;while(ch=HEAPU8[sigPtr++]){buf+=ch!=105&buf;readEmAsmArgsArray.push(ch==105?HEAP32[buf]:(ch==106?HEAP64:HEAPF64)[buf++>>1]);++buf}return readEmAsmArgsArray}function runEmAsmFunction(code,sigPtr,argbuf){var args=readEmAsmArgs(sigPtr,argbuf);return ASM_CONSTS[code].apply(null,args)}function _emscripten_asm_const_int(code,sigPtr,argbuf){return runEmAsmFunction(code,sigPtr,argbuf)}function _emscripten_date_now(){return Date.now()}function getHeapMax(){return 2147483648}function _emscripten_get_heap_max(){return getHeapMax()}var _emscripten_get_now;if(ENVIRONMENT_IS_NODE){global.performance=require(\"perf_hooks\").performance}_emscripten_get_now=()=>performance.now();function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function emscripten_realloc_buffer(size){var b=wasmMemory.buffer;try{wasmMemory.grow(size-b.byteLength+65535>>>16);updateMemoryViews();return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}var alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var ENV={};function getExecutableName(){return thisProgram||\"./this.program\"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator==\"object\"&&navigator.languages&&navigator.languages[0]||\"C\").replace(\"-\",\"_\")+\".UTF-8\";var env={\"USER\":\"web_user\",\"LOGNAME\":\"web_user\",\"PATH\":\"/\",\"PWD\":\"/\",\"HOME\":\"/home/web_user\",\"LANG\":lang,\"_\":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(`${x}=${env[x]}`)}getEnvStrings.strings=strings}return getEnvStrings.strings}function stringToAscii(str,buffer){for(var i=0;i<str.length;++i){HEAP8[buffer++>>0]=str.charCodeAt(i)}HEAP8[buffer>>0]=0}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;stringToAscii(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}function _proc_exit(code){EXITSTATUS=code;if(!keepRuntimeAlive()){if(Module[\"onExit\"])Module[\"onExit\"](code);ABORT=true}quit_(code,new ExitStatus(code))}function exitJS(status,implicit){EXITSTATUS=status;_proc_exit(status)}var _exit=exitJS;function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var rightsBase=0;var rightsInheriting=0;var flags=0;{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4}HEAP8[pbuf>>0]=type;HEAP16[pbuf+2>>1]=flags;HEAP64[pbuf+8>>3]=BigInt(rightsBase);HEAP64[pbuf+16>>3]=BigInt(rightsInheriting);return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return e.errno}}function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAPU32[iov>>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr<len)break;if(typeof offset!==\"undefined\"){offset+=curr}}return ret}function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return e.errno}}var MAX_INT53=9007199254740992;var MIN_INT53=-9007199254740992;function bigintToI53Checked(num){return num<MIN_INT53||num>MAX_INT53?NaN:Number(num)}function _fd_seek(fd,offset,whence,newOffset){try{offset=bigintToI53Checked(offset);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);HEAP64[newOffset>>3]=BigInt(stream.position);if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return e.errno}}function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAPU32[iov>>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(typeof offset!==\"undefined\"){offset+=curr}}return ret}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS==\"undefined\"||!(e.name===\"ErrnoError\"))throw e;return e.errno}}function _getaddrinfo(node,service,hint,out){var addr=0;var port=0;var flags=0;var family=0;var type=0;var proto=0;var ai;function allocaddrinfo(family,type,proto,canon,addr,port){var sa,salen,ai;var errno;salen=family===10?28:16;addr=family===10?inetNtop6(addr):inetNtop4(addr);sa=_malloc(salen);errno=writeSockaddr(sa,family,addr,port);assert(!errno);ai=_malloc(32);HEAP32[ai+4>>2]=family;HEAP32[ai+8>>2]=type;HEAP32[ai+12>>2]=proto;HEAPU32[ai+24>>2]=canon;HEAPU32[ai+20>>2]=sa;if(family===10){HEAP32[ai+16>>2]=28}else{HEAP32[ai+16>>2]=16}HEAP32[ai+28>>2]=0;return ai}if(hint){flags=HEAP32[hint>>2];family=HEAP32[hint+4>>2];type=HEAP32[hint+8>>2];proto=HEAP32[hint+12>>2]}if(type&&!proto){proto=type===2?17:6}if(!type&&proto){type=proto===17?2:1}if(proto===0){proto=6}if(type===0){type=1}if(!node&&!service){return-2}if(flags&~(1|2|4|1024|8|16|32)){return-1}if(hint!==0&&HEAP32[hint>>2]&2&&!node){return-1}if(flags&32){return-2}if(type!==0&&type!==1&&type!==2){return-7}if(family!==0&&family!==2&&family!==10){return-6}if(service){service=UTF8ToString(service);port=parseInt(service,10);if(isNaN(port)){if(flags&1024){return-2}return-8}}if(!node){if(family===0){family=2}if((flags&1)===0){if(family===2){addr=_htonl(2130706433)}else{addr=[0,0,0,1]}}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}node=UTF8ToString(node);addr=inetPton4(node);if(addr!==null){if(family===0||family===2){family=2}else if(family===10&&flags&8){addr=[0,0,_htonl(65535),addr];family=10}else{return-2}}else{addr=inetPton6(node);if(addr!==null){if(family===0||family===10){family=10}else{return-2}}}if(addr!=null){ai=allocaddrinfo(family,type,proto,node,addr,port);HEAPU32[out>>2]=ai;return 0}if(flags&4){return-2}node=DNS.lookup_name(node);addr=inetPton4(node);if(family===0){family=2}else if(family===10){addr=[0,0,_htonl(65535),addr]}ai=allocaddrinfo(family,type,proto,null,addr,port);HEAPU32[out>>2]=ai;return 0}function _getnameinfo(sa,salen,node,nodelen,serv,servlen,flags){var info=readSockaddr(sa,salen);if(info.errno){return-6}var port=info.port;var addr=info.addr;var overflowed=false;if(node&&nodelen){var lookup;if(flags&1||!(lookup=DNS.lookup_addr(addr))){if(flags&8){return-2}}else{addr=lookup}var numBytesWrittenExclNull=stringToUTF8(addr,node,nodelen);if(numBytesWrittenExclNull+1>=nodelen){overflowed=true}}if(serv&&servlen){port=\"\"+port;var numBytesWrittenExclNull=stringToUTF8(port,serv,servlen);if(numBytesWrittenExclNull+1>=servlen){overflowed=true}}if(overflowed){return-12}return 0}function arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function writeArrayToMemory(array,buffer){HEAP8.set(array,buffer)}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):\"\"};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={\"%c\":\"%a %b %d %H:%M:%S %Y\",\"%D\":\"%m/%d/%y\",\"%F\":\"%Y-%m-%d\",\"%h\":\"%b\",\"%r\":\"%I:%M:%S %p\",\"%R\":\"%H:%M\",\"%T\":\"%H:%M:%S\",\"%x\":\"%m/%d/%y\",\"%X\":\"%H:%M:%S\",\"%Ec\":\"%c\",\"%EC\":\"%C\",\"%Ex\":\"%m/%d/%y\",\"%EX\":\"%H:%M:%S\",\"%Ey\":\"%y\",\"%EY\":\"%Y\",\"%Od\":\"%d\",\"%Oe\":\"%e\",\"%OH\":\"%H\",\"%OI\":\"%I\",\"%Om\":\"%m\",\"%OM\":\"%M\",\"%OS\":\"%S\",\"%Ou\":\"%u\",\"%OU\":\"%U\",\"%OV\":\"%V\",\"%Ow\":\"%w\",\"%OW\":\"%W\",\"%Oy\":\"%y\"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,\"g\"),EXPANSION_RULES_1[rule])}var WEEKDAYS=[\"Sunday\",\"Monday\",\"Tuesday\",\"Wednesday\",\"Thursday\",\"Friday\",\"Saturday\"];var MONTHS=[\"January\",\"February\",\"March\",\"April\",\"May\",\"June\",\"July\",\"August\",\"September\",\"October\",\"November\",\"December\"];function leadingSomething(value,digits,character){var str=typeof value==\"number\"?value.toString():value||\"\";while(str.length<digits){str=character[0]+str}return str}function leadingNulls(value,digits){return leadingSomething(value,digits,\"0\")}function compareByDay(date1,date2){function sgn(value){return value<0?-1:value>0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={\"%a\":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},\"%A\":function(date){return WEEKDAYS[date.tm_wday]},\"%b\":function(date){return MONTHS[date.tm_mon].substring(0,3)},\"%B\":function(date){return MONTHS[date.tm_mon]},\"%C\":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},\"%d\":function(date){return leadingNulls(date.tm_mday,2)},\"%e\":function(date){return leadingSomething(date.tm_mday,2,\" \")},\"%g\":function(date){return getWeekBasedYear(date).toString().substring(2)},\"%G\":function(date){return getWeekBasedYear(date)},\"%H\":function(date){return leadingNulls(date.tm_hour,2)},\"%I\":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},\"%j\":function(date){return leadingNulls(date.tm_mday+arraySum(isLeapYear(date.tm_year+1900)?MONTH_DAYS_LEAP:MONTH_DAYS_REGULAR,date.tm_mon-1),3)},\"%m\":function(date){return leadingNulls(date.tm_mon+1,2)},\"%M\":function(date){return leadingNulls(date.tm_min,2)},\"%n\":function(){return\"\\n\"},\"%p\":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return\"AM\"}return\"PM\"},\"%S\":function(date){return leadingNulls(date.tm_sec,2)},\"%t\":function(){return\"\\t\"},\"%u\":function(date){return date.tm_wday||7},\"%U\":function(date){var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},\"%V\":function(date){var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},\"%w\":function(date){return date.tm_wday},\"%W\":function(date){var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},\"%y\":function(date){return(date.tm_year+1900).toString().substring(2)},\"%Y\":function(date){return date.tm_year+1900},\"%z\":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?\"+\":\"-\")+String(\"0000\"+off).slice(-4)},\"%Z\":function(date){return date.tm_zone},\"%%\":function(){return\"%\"}};pattern=pattern.replace(/%%/g,\"\\0\\0\");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,\"g\"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\\0\\0/g,\"%\");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}var FSNode=function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev};var readMode=292|73;var writeMode=146;Object.defineProperties(FSNode.prototype,{read:{get:function(){return(this.mode&readMode)===readMode},set:function(val){val?this.mode|=readMode:this.mode&=~readMode}},write:{get:function(){return(this.mode&writeMode)===writeMode},set:function(val){val?this.mode|=writeMode:this.mode&=~writeMode}},isFolder:{get:function(){return FS.isDir(this.mode)}},isDevice:{get:function(){return FS.isChrdev(this.mode)}}});FS.FSNode=FSNode;FS.createPreloadedFile=FS_createPreloadedFile;FS.staticInit();var wasmImports={\"b\":___assert_fail,\"f\":___cxa_throw,\"ka\":___dlsym,\"R\":___syscall__newselect,\"L\":___syscall_accept4,\"K\":___syscall_bind,\"J\":___syscall_connect,\"la\":___syscall_faccessat,\"g\":___syscall_fcntl64,\"ha\":___syscall_fstat64,\"U\":___syscall_getdents64,\"I\":___syscall_getpeername,\"H\":___syscall_getsockname,\"G\":___syscall_getsockopt,\"y\":___syscall_ioctl,\"F\":___syscall_listen,\"ea\":___syscall_lstat64,\"$\":___syscall_mkdirat,\"fa\":___syscall_newfstatat,\"w\":___syscall_openat,\"V\":___syscall_poll,\"E\":___syscall_recvfrom,\"T\":___syscall_renameat,\"S\":___syscall_rmdir,\"D\":___syscall_sendto,\"v\":___syscall_socket,\"ga\":___syscall_stat64,\"O\":___syscall_unlinkat,\"ia\":__emscripten_get_now_is_monotonic,\"M\":__emscripten_throw_longjmp,\"Y\":__gmtime_js,\"Z\":__localtime_js,\"_\":__mktime_js,\"W\":__mmap_js,\"X\":__munmap_js,\"P\":__tzset_js,\"a\":_abort,\"t\":_dlopen,\"oa\":_emscripten_asm_const_int,\"l\":_emscripten_date_now,\"Q\":_emscripten_get_heap_max,\"p\":_emscripten_get_now,\"ja\":_emscripten_memcpy_big,\"N\":_emscripten_resize_heap,\"ca\":_environ_get,\"da\":_environ_sizes_get,\"o\":_exit,\"m\":_fd_close,\"ba\":_fd_fdstat_get,\"x\":_fd_read,\"aa\":_fd_seek,\"q\":_fd_write,\"k\":_getaddrinfo,\"i\":_getnameinfo,\"pa\":invoke_i,\"na\":invoke_ii,\"c\":invoke_iii,\"n\":invoke_iiii,\"s\":invoke_iiiii,\"z\":invoke_iiiiii,\"r\":invoke_iiiiiiiii,\"B\":invoke_iiiijj,\"qa\":invoke_iij,\"h\":invoke_vi,\"j\":invoke_vii,\"d\":invoke_viiii,\"ma\":invoke_viiiiii,\"A\":invoke_viiiiiiii,\"C\":is_timeout,\"u\":send_progress,\"e\":_strftime};var asm=createWasm();var ___wasm_call_ctors=function(){return(___wasm_call_ctors=Module[\"asm\"][\"sa\"]).apply(null,arguments)};var _malloc=Module[\"_malloc\"]=function(){return(_malloc=Module[\"_malloc\"]=Module[\"asm\"][\"ta\"]).apply(null,arguments)};var ___errno_location=function(){return(___errno_location=Module[\"asm\"][\"va\"]).apply(null,arguments)};var _ntohs=function(){return(_ntohs=Module[\"asm\"][\"wa\"]).apply(null,arguments)};var _htons=function(){return(_htons=Module[\"asm\"][\"xa\"]).apply(null,arguments)};var _ffmpeg=Module[\"_ffmpeg\"]=function(){return(_ffmpeg=Module[\"_ffmpeg\"]=Module[\"asm\"][\"ya\"]).apply(null,arguments)};var _htonl=function(){return(_htonl=Module[\"asm\"][\"za\"]).apply(null,arguments)};var _emscripten_builtin_memalign=function(){return(_emscripten_builtin_memalign=Module[\"asm\"][\"Aa\"]).apply(null,arguments)};var _setThrew=function(){return(_setThrew=Module[\"asm\"][\"Ba\"]).apply(null,arguments)};var stackSave=function(){return(stackSave=Module[\"asm\"][\"Ca\"]).apply(null,arguments)};var stackRestore=function(){return(stackRestore=Module[\"asm\"][\"Da\"]).apply(null,arguments)};var ___cxa_is_pointer_type=function(){return(___cxa_is_pointer_type=Module[\"asm\"][\"Ea\"]).apply(null,arguments)};var _ff_h264_cabac_tables=Module[\"_ff_h264_cabac_tables\"]=1537004;var ___start_em_js=Module[\"___start_em_js\"]=6059629;var ___stop_em_js=Module[\"___stop_em_js\"]=6059806;function invoke_iiiii(index,a1,a2,a3,a4){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vii(index,a1,a2){var sp=stackSave();try{getWasmTableEntry(index)(a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iii(index,a1,a2){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiijj(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_vi(index,a1){var sp=stackSave();try{getWasmTableEntry(index)(a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiii(index,a1,a2,a3,a4){var sp=stackSave();try{getWasmTableEntry(index)(a1,a2,a3,a4)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiii(index,a1,a2,a3){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2,a3)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iij(index,a1,a2){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_i(index){var sp=stackSave();try{return getWasmTableEntry(index)()}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_ii(index,a1){var sp=stackSave();try{return getWasmTableEntry(index)(a1)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8){var sp=stackSave();try{getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_iiiiii(index,a1,a2,a3,a4,a5){var sp=stackSave();try{return getWasmTableEntry(index)(a1,a2,a3,a4,a5)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}function invoke_viiiiii(index,a1,a2,a3,a4,a5,a6){var sp=stackSave();try{getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6)}catch(e){stackRestore(sp);if(e!==e+0)throw e;_setThrew(1,0)}}Module[\"setValue\"]=setValue;Module[\"getValue\"]=getValue;Module[\"UTF8ToString\"]=UTF8ToString;Module[\"stringToUTF8\"]=stringToUTF8;Module[\"lengthBytesUTF8\"]=lengthBytesUTF8;Module[\"FS\"]=FS;var calledRun;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function run(){if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module[\"calledRun\"]=true;if(ABORT)return;initRuntime();readyPromiseResolve(Module);if(Module[\"onRuntimeInitialized\"])Module[\"onRuntimeInitialized\"]();postRun()}if(Module[\"setStatus\"]){Module[\"setStatus\"](\"Running...\");setTimeout(function(){setTimeout(function(){Module[\"setStatus\"](\"\")},1);doRun()},1)}else{doRun()}}if(Module[\"preInit\"]){if(typeof Module[\"preInit\"]==\"function\")Module[\"preInit\"]=[Module[\"preInit\"]];while(Module[\"preInit\"].length>0){Module[\"preInit\"].pop()()}}run();\n\n\n return createFFmpegCore.ready\n}\n\n);\n})();\nexport default createFFmpegCore;"; var FFMessageType; (function (FFMessageType) { FFMessageType["LOAD"] = "LOAD"; FFMessageType["EXEC"] = "EXEC"; FFMessageType["WRITE_FILE"] = "WRITE_FILE"; FFMessageType["READ_FILE"] = "READ_FILE"; FFMessageType["DELETE_FILE"] = "DELETE_FILE"; FFMessageType["RENAME"] = "RENAME"; FFMessageType["CREATE_DIR"] = "CREATE_DIR"; FFMessageType["LIST_DIR"] = "LIST_DIR"; FFMessageType["DELETE_DIR"] = "DELETE_DIR"; FFMessageType["ERROR"] = "ERROR"; FFMessageType["DOWNLOAD"] = "DOWNLOAD"; FFMessageType["PROGRESS"] = "PROGRESS"; FFMessageType["LOG"] = "LOG"; FFMessageType["MOUNT"] = "MOUNT"; FFMessageType["UNMOUNT"] = "UNMOUNT"; })(FFMessageType || (FFMessageType = {})); /** * Generate an unique message ID. */ const getMessageID = (() => { let messageID = 0; return () => messageID++; })(); const ERROR_NOT_LOADED = new Error("ffmpeg is not loaded, call `await ffmpeg.load()` first"); const ERROR_TERMINATED = new Error("called FFmpeg.terminate()"); /** * Provides APIs to interact with ffmpeg web worker. * * @example * ```ts * const ffmpeg = new FFmpeg(); * ``` */ class FFmpeg { #worker = null; /** * #resolves and #rejects tracks Promise resolves and rejects to * be called when we receive message from web worker. */ #resolves = {}; #rejects = {}; #logEventCallbacks = []; #progressEventCallbacks = []; loaded = false; /** * register worker message event handlers. */ #registerHandlers = () => { if (this.#worker) { this.#worker.onmessage = ({ data: { id, type, data }, }) => { switch (type) { case FFMessageType.LOAD: this.loaded = true; this.#resolves[id](data); break; case FFMessageType.MOUNT: case FFMessageType.UNMOUNT: case FFMessageType.EXEC: case FFMessageType.WRITE_FILE: case FFMessageType.READ_FILE: case FFMessageType.DELETE_FILE: case FFMessageType.RENAME: case FFMessageType.CREATE_DIR: case FFMessageType.LIST_DIR: case FFMessageType.DELETE_DIR: this.#resolves[id](data); break; case FFMessageType.LOG: this.#logEventCallbacks.forEach((f) => f(data)); break; case FFMessageType.PROGRESS: this.#progressEventCallbacks.forEach((f) => f(data)); break; case FFMessageType.ERROR: this.#rejects[id](data); break; } delete this.#resolves[id]; delete this.#rejects[id]; }; } }; /** * Generic function to send messages to web worker. */ #send = ({ type, data }, trans = [], signal) => { if (!this.#worker) { return Promise.reject(ERROR_NOT_LOADED); } return new Promise((resolve, reject) => { const id = getMessageID(); this.#worker && this.#worker.postMessage({ id, type, data }, trans); this.#resolves[id] = resolve; this.#rejects[id] = reject; signal?.addEventListener("abort", () => { reject(new DOMException(`Message # ${id} was aborted`, "AbortError")); }, { once: true }); }); }; on(event, callback) { if (event === "log") { this.#logEventCallbacks.push(callback); } else if (event === "progress") { this.#progressEventCallbacks.push(callback); } } off(event, callback) { if (event === "log") { this.#logEventCallbacks = this.#logEventCallbacks.filter((f) => f !== callback); } else if (event === "progress") { this.#progressEventCallbacks = this.#progressEventCallbacks.filter((f) => f !== callback); } } /** * Loads ffmpeg-core inside web worker. It is required to call this method first * as it initializes WebAssembly and other essential variables. * * @category FFmpeg * @returns `true` if ffmpeg core is loaded for the first time. */ load = ({ classWorkerURL, ...config } = {}, { signal } = {}) => { if (!this.#worker) { this.#worker = classWorkerURL ? new Worker(new URL(classWorkerURL, (_documentCurrentScript && _documentCurrentScript.src || new URL('__entry.js', document.baseURI).href)), { type: "module", }) : // We need to duplicated the code here to enable webpack // to bundle worekr.js here. new Worker(new URL('' + "/worker-Txrw2F37.js", (_documentCurrentScript && _documentCurrentScript.src || new URL('__entry.js', document.baseURI).href)), { type: "module", }); this.#registerHandlers(); } return this.#send({ type: FFMessageType.LOAD, data: config, }, undefined, signal); }; /** * Execute ffmpeg command. * * @remarks * To avoid common I/O issues, ["-nostdin", "-y"] are prepended to the args * by default. * * @example * ```ts * const ffmpeg = new FFmpeg(); * await ffmpeg.load(); * await ffmpeg.writeFile("video.avi", ...); * // ffmpeg -i video.avi video.mp4 * await ffmpeg.exec(["-i", "video.avi", "video.mp4"]); * const data = ffmpeg.readFile("video.mp4"); * ``` * * @returns `0` if no error, `!= 0` if timeout (1) or error. * @category FFmpeg */ exec = ( /** ffmpeg command line args */ args, /** * milliseconds to wait before stopping the command execution. * * @defaultValue -1 */ timeout = -1, { signal } = {}) => this.#send({ type: FFMessageType.EXEC, data: { args, timeout }, }, undefined, signal); /** * Terminate all ongoing API calls and terminate web worker. * `FFmpeg.load()` must be called again before calling any other APIs. * * @category FFmpeg */ terminate = () => { const ids = Object.keys(this.#rejects); // rejects all incomplete Promises. for (const id of ids) { this.#rejects[id](ERROR_TERMINATED); delete this.#rejects[id]; delete this.#resolves[id]; } if (this.#worker) { this.#worker.terminate(); this.#worker = null; this.loaded = false; } }; /** * Write data to ffmpeg.wasm. * * @example * ```ts * const ffmpeg = new FFmpeg(); * await ffmpeg.load(); * await ffmpeg.writeFile("video.avi", await fetchFile("../video.avi")); * await ffmpeg.writeFile("text.txt", "hello world"); * ``` * * @category File System */ writeFile = (path, data, { signal } = {}) => { const trans = []; if (data instanceof Uint8Array) { trans.push(data.buffer); } return this.#send({ type: FFMessageType.WRITE_FILE, data: { path, data }, }, trans, signal); }; mount = (fsType, options, mountPoint) => { const trans = []; return this.#send({ type: FFMessageType.MOUNT, data: { fsType, options, mountPoint }, }, trans); }; unmount = (mountPoint) => { const trans = []; return this.#send({ type: FFMessageType.UNMOUNT, data: { mountPoint }, }, trans); }; /** * Read data from ffmpeg.wasm. * * @example * ```ts * const ffmpeg = new FFmpeg(); * await ffmpeg.load(); * const data = await ffmpeg.readFile("video.mp4"); * ``` * * @category File System */ readFile = (path, /** * File content encoding, supports two encodings: * - utf8: read file as text file, return data in string type. * - binary: read file as binary file, return data in Uint8Array type. * * @defaultValue binary */ encoding = "binary", { signal } = {}) => this.#send({ type: FFMessageType.READ_FILE, data: { path, encoding }, }, undefined, signal); /** * Delete a file. * * @category File System */ deleteFile = (path, { signal } = {}) => this.#send({ type: FFMessageType.DELETE_FILE, data: { path }, }, undefined, signal); /** * Rename a file or directory. * * @category File System */ rename = (oldPath, newPath, { signal } = {}) => this.#send({ type: FFMessageType.RENAME, data: { oldPath, newPath }, }, undefined, signal); /** * Create a directory. * * @category File System */ createDir = (path, { signal } = {}) => this.#send({ type: FFMessageType.CREATE_DIR, data: { path }, }, undefined, signal); /** * List directory contents. * * @category File System */ listDir = (path, { signal } = {}) => this.#send({ type: FFMessageType.LIST_DIR, data: { path }, }, undefined, signal); /** * Delete an empty directory. * * @category File System */ deleteDir = (path, { signal } = {}) => this.#send({ type: FFMessageType.DELETE_DIR, data: { path }, }, undefined, signal); } const ERROR_RESPONSE_BODY_READER = new Error("failed to get response body reader"); const ERROR_INCOMPLETED_DOWNLOAD = new Error("failed to complete download"); const HeaderContentLength = "Content-Length"; /** * Download content of a URL with progress. * * Progress only works when Content-Length is provided by the server. * */ const downloadWithProgress = async (url, cb) => { const resp = await fetch(url); let buf; try { // Set total to -1 to indicate that there is not Content-Type Header. const total = parseInt(resp.headers.get(HeaderContentLength) || "-1"); const reader = resp.body?.getReader(); if (!reader) throw ERROR_RESPONSE_BODY_READER; const chunks = []; let received = 0; for (;;) { const { done, value } = await reader.read(); const delta = value ? value.length : 0; if (done) { if (total != -1 && total !== received) throw ERROR_INCOMPLETED_DOWNLOAD; cb && cb({ url, total, received, delta, done }); break; } chunks.push(value); received += delta; cb && cb({ url, total, received, delta, done }); } const data = new Uint8Array(received); let position = 0; for (const chunk of chunks) { data.set(chunk, position); position += chunk.length; } buf = data.buffer; } catch (e) { console.log(`failed to send download progress event: `, e); // Fetch arrayBuffer directly when it is not possible to get progress. buf = await resp.arrayBuffer(); cb && cb({ url, total: buf.byteLength, received: buf.byteLength, delta: 0, done: true, }); } return buf; }; /** * toBlobURL fetches data from an URL and return a blob URL. * * Example: * * ```ts * await toBlobURL("http://localhost:3000/ffmpeg.js", "text/javascript"); * ``` */ const toBlobURL = async (url, mimeType, progress = false, cb) => { const buf = progress ? await downloadWithProgress(url, cb) : await (await fetch(url)).arrayBuffer(); const blob = new Blob([buf], { type: mimeType }); return URL.createObjectURL(blob); }; class FFmpegConvertor { coreURL; wasmURL; classWorkerURL; ffmpeg; size = 0; /// 140MB, don't know why, but it's the limit, if execced, ffmpeg throw index out of bounds error maxSize = 14e7; taskCount = 0; reloadLock = false; async init() { const en = new TextEncoder(); this.coreURL = URL.createObjectURL(new Blob([en.encode(core_raw)], { type: "text/javascript" })); this.classWorkerURL = URL.createObjectURL(new Blob([en.encode(class_worker_raw)], { type: "text/javascript" })); this.wasmURL = await toBlobURL(`https://unpkg.com/@ffmpeg/[email protected]/dist/esm/ffmpeg-core.wasm`, "application/wasm"); this.ffmpeg = new FFmpeg(); await this.load(); return this; } async load() { await this.ffmpeg.load( { coreURL: this.coreURL, wasmURL: this.wasmURL, classWorkerURL: this.classWorkerURL } ); } async check() { if (!this.coreURL || !this.wasmURL || !this.classWorkerURL || !this.ffmpeg) { throw new Error("FFmpegConvertor not init"); } if (this.size > this.maxSize) { const verLock = this.reloadLock; await this.waitForTaskZero(); if (!this.reloadLock) { this.reloadLock = true; try { evLog("FFmpegConvertor: size limit exceeded, terminate ffmpeg, verLock: ", verLock); this.ffmpeg.terminate(); await this.load(); this.size = 0; this.taskCount = 0; } finally { this.reloadLock = false; } } else { await this.waitForReloadLock(); } } } async writeFiles(files, randomPrefix) { const ffmpeg = this.ffmpeg; await Promise.all( files.map(async (f) => { this.size += f.data.byteLength; await ffmpeg.writeFile(randomPrefix + f.name, f.data); }) ); } async readOutputFile(file) { const result = await this.ffmpeg.readFile(file); this.size += result.length; return result; } async convertToGif(files, meta) { await this.check(); this.taskCount++; try { const ffmpeg = this.ffmpeg; const randomPrefix = Math.random().toString(36).substring(7); const resultFile = randomPrefix + "output.gif"; await this.writeFiles(files, randomPrefix); if (meta) { const metaStr = meta.map((m) => `file '${randomPrefix}${m.file}' duration ${m.delay / 1e3}`).join("\n"); await ffmpeg.writeFile(randomPrefix + "meta.txt", metaStr); await ffmpeg.exec(["-f", "concat", "-safe", "0", "-i", randomPrefix + "meta.txt", resultFile]); } else { const inputPattern = randomPrefix + `%0${files[0].name.length}d.${files[0].name.split(".").pop()}`; await ffmpeg.exec(["-f", "image2", "-framerate", "5", "-i", inputPattern, resultFile]); } const result = await this.readOutputFile(resultFile); const deletePromise = files.map((f) => ffmpeg.deleteFile(randomPrefix + f.name)); if (meta) { deletePromise.push(ffmpeg.deleteFile(randomPrefix + "meta.txt")); } deletePromise.push(ffmpeg.deleteFile(resultFile)); await Promise.all(deletePromise); return new Blob([result], { type: "image/gif" }); } finally { this.taskCount--; } } async waitForTaskZero() { while (this.taskCount > 0) { await new Promise((r) => setTimeout(r, 100)); } await new Promise((r) => setTimeout(r, Math.random() * 100 + 10)); } async waitForReloadLock() { while (this.reloadLock) { await new Promise((r) => setTimeout(r, 100)); } await new Promise((r) => setTimeout(r, Math.random() * 100 + 10)); } } const PATH_REGEX = /pixiv\.net\/(\w*\/)?(artworks|users)\/.*/; const PID_EXTRACT = /\/(\d+)_([a-z]+)\d*\.\w*$/; class Pixiv { authorID; meta; pidList = []; pageCount = 0; works = {}; pageSize = {}; convertor; constructor() { this.meta = new GalleryMeta(window.location.href, "UNTITLE"); } work(url) { return PATH_REGEX.test(url); } parseGalleryMeta(_) { this.meta.title = `PIXIV_${this.authorID}_w${this.pidList.length}_p${this.pageCount}` || "UNTITLE"; let tags = Object.values(this.works).map((w) => w.tags).flat(); this.meta.tags = { "author": [this.authorID || "UNTITLE"], "all": [...new Set(tags)], "pids": this.pidList, "works": Object.values(this.works) }; return this.meta; } // https://www.pixiv.net/ajax/illust/44298524/ugoira_meta?lang=en // TODO: ugoira to modern webm async matchImgURL(url, _) { const matches = url.match(PID_EXTRACT); if (!matches || matches.length < 2) { return url; } const pid = matches[1]; const p = matches[2]; if (this.works[pid]?.illustType !== 2 || p !== "ugoira") { return url; } const meta = await window.fetch(`https://www.pixiv.net/ajax/illust/${pid}/ugoira_meta?lang=en`).then((resp) => resp.json()); const data = await window.fetch(meta.body.originalSrc).then((resp) => resp.blob()); const zip = await new JSZip().loadAsync(data); if (!this.convertor) { this.convertor = await new FFmpegConvertor().init(); } const files = await Promise.all( meta.body.frames.map(async (f) => { try { const img = await zip.file(f.file).async("uint8array"); return { name: f.file, data: img }; } catch (error) { evLog("unpack ugoira file error: ", error); throw error; } }) ); if (files.length !== meta.body.frames.length) { throw new Error("unpack ugoira file error: file count not equal to meta"); } const blob = await this.convertor.convertToGif(files, meta.body.frames); return URL.createObjectURL(blob); } async fetchTagsByPids(pids) { try { const raw = await window.fetch(`https://www.pixiv.net/ajax/user/${this.authorID}/profile/illusts?ids[]=${pids.join("&ids[]=")}&work_category=illustManga&is_first_page=0&lang=en`).then((resp) => resp.json()); const data = raw; if (!data.error) { const works = {}; Object.entries(data.body.works).forEach(([k, w]) => { works[k] = { id: w.id, title: w.title, alt: w.alt, illustType: w.illustType, description: w.description, tags: w.tags, pageCount: w.pageCount }; }); this.works = { ...this.works, ...works }; } else { evLog("WARN: fetch tags by pids error: ", data.message); } } catch (error) { evLog("ERROR: fetch tags by pids error: ", error); } } async parseImgNodes(raw, template) { const list = []; const pidList = JSON.parse(raw.raw); this.fetchTagsByPids(pidList); const pageListData = await fetchUrls(pidList.map((p) => `https://www.pixiv.net/ajax/illust/${p}/pages?lang=en`), 5); for (let i = 0; i < pidList.length; i++) { const pid = pidList[i]; const data = JSON.parse(pageListData[i]); if (data.error) { throw new Error(`Fetch page list error: ${data.message}`); } this.pageCount += data.body.length; let digits = data.body.length.toString().length; let j = -1; for (const p of data.body) { this.pageSize[p.urls.original] = [p.width, p.height]; let title = p.urls.original.split("/").pop() || `${pid}_p${j.toString().padStart(digits)}.jpg`; const matches = p.urls.original.match(PID_EXTRACT); if (matches && matches.length > 2 && matches[2] && matches[2] === "ugoira") { title = title.replace(/\.\w+$/, ".gif"); } j++; const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("ahref", p.urls.original); newImg.setAttribute("asrc", p.urls.small); newImg.setAttribute("title", title); list.push(newImgNode); } } return list; } async *fetchPagesSource() { let u = document.querySelector("a[data-gtm-value][href*='/users/']")?.href || window.location.href; const author = /users\/(\d+)/.exec(u)?.[1]; if (!author) { throw new Error("Cannot find author id!"); } this.authorID = author; const res = await window.fetch(`https://www.pixiv.net/ajax/user/${author}/profile/all`).then((resp) => resp.json()); if (res.error) { throw new Error(`Fetch illust list error: ${res.message}`); } let pidList = [...Object.keys(res.body.illusts), ...Object.keys(res.body.manga)]; this.pidList = [...pidList]; pidList = pidList.sort((a, b) => parseInt(b) - parseInt(a)); while (pidList.length > 0) { const pids = pidList.splice(0, 20); yield { raw: JSON.stringify(pids), typ: "json" }; } } } async function fetchUrls(urls, concurrency) { const results = new Array(urls.length); let i = 0; while (i < urls.length) { const batch = urls.slice(i, i + concurrency); const batchPromises = batch.map( (url, index) => window.fetch(url).then((resp) => { if (resp.ok) { return resp.text(); } throw new Error(`Failed to fetch ${url}: ${resp.status} ${resp.statusText}`); }).then((raw) => results[index + i] = raw) ); await Promise.all(batchPromises); i += concurrency; } return results; } const STEAM_THUMB_IMG_URL_REGEX = /background-image:\surl\(.*?(h.*\/).*?\)/; class SteamMatcher { work(_) { return true; } async matchImgURL(url, _) { let raw = ""; try { raw = await window.fetch(url).then((resp) => resp.text()); if (!raw) throw new Error("[text] is empty"); } catch (error) { throw new Error(`Fetch source page error, expected [text]！ ${error}`); } const domParser = new DOMParser(); const doc = domParser.parseFromString(raw, "text/html"); let imgURL = doc.querySelector(".actualmediactn > a")?.getAttribute("href"); if (!imgURL) { throw new Error("Cannot Query Steam original Image URL"); } return imgURL; } async parseImgNodes(page, template) { const list = []; const doc = await (async () => { if (page.raw instanceof Document) { return page.raw; } else { const raw = await window.fetch(page.raw).then((response) => response.text()); if (!raw) return null; const domParser = new DOMParser(); return domParser.parseFromString(raw, "text/html"); } })(); if (!doc) { throw new Error("warn: steam matcher failed to get document from source page!"); } const nodes = doc.querySelectorAll(".profile_media_item"); if (!nodes || nodes.length == 0) { throw new Error("warn: failed query image nodes!"); } for (const node of Array.from(nodes)) { const src = STEAM_THUMB_IMG_URL_REGEX.exec(node.innerHTML)?.[1]; if (!src) { throw new Error(`Cannot Match Steam Image URL, Content: ${node.innerHTML}`); } const newImgNode = template.cloneNode(true); const newImg = newImgNode.firstElementChild; newImg.setAttribute("ahref", node.getAttribute("href")); newImg.setAttribute("asrc", src); newImg.setAttribute("title", node.getAttribute("data-publishedfileid") + ".jpg"); list.push(newImgNode); } return list; } async *fetchPagesSource() { let totalPages = -1; document.querySelectorAll(".pagingPageLink").forEach((ele) => { totalPages = Number(ele.textContent); }); let url = new URL(window.location.href); url.searchParams.set("view", "grid"); if (totalPages === -1) { const doc = await window.fetch(url.href).then((response) => response.text()).then((text) => new DOMParser().parseFromString(text, "text/html")).catch(() => null); if (!doc) { throw new Error("warn: steam matcher failed to get document from source page!"); } doc.querySelectorAll(".pagingPageLink").forEach((ele) => { totalPages = Number(ele.textContent); }); } if (totalPages > 0) { for (let p = 1; p <= totalPages; p++) { url.searchParams.set("p", p.toString()); yield { raw: url.href, typ: "url" }; } } else { yield { raw: url.href, typ: "url" }; } } parseGalleryMeta(_) { const url = new URL(window.location.href); let appid = url.searchParams.get("appid"); return new GalleryMeta(window.location.href, "steam-" + appid || "all"); } } function adaptMatcher() { const host = window.location.host; if (host === "nhentai.net") { return new NHMatcher(); } if (host === "steamcommunity.com") { return new SteamMatcher(); } if (host === "hitomi.la") { return new HitomiMather(); } if (host.endsWith("pixiv.net")) { return new Pixiv(); } return new EHMatcher(); } class DownloaderCanvas { canvas; mousemoveState; ctx; queue; rectSize; rectGap; columns; padding; scrollTop; scrollSize; debouncer; onClick; constructor(id, queue, onClick) { this.queue = queue; const canvas = document.getElementById(id); if (!canvas) { throw new Error("canvas not found"); } this.canvas = canvas; this.canvas.addEventListener( "wheel", (event) => this.onwheel(event.deltaY) ); this.mousemoveState = { x: 0, y: 0 }; this.canvas.addEventListener("mousemove", (event) => { this.mousemoveState = { x: event.offsetX, y: event.offsetY }; this.drawDebouce(); }); this.canvas.addEventListener("click", (event) => { this.mousemoveState = { x: event.offsetX, y: event.offsetY }; const index = this.computeDrawList()?.find( (state) => state.selected )?.index; if (index !== void 0) { onClick?.(index); } }); this.ctx = this.canvas.getContext("2d"); this.rectSize = 12; this.rectGap = 6; this.columns = 15; this.padding = 7; this.scrollTop = 0; this.scrollSize = 10; this.debouncer = new Debouncer(); const parent = this.canvas.parentElement; if (parent) { parent.addEventListener("transitionend", (ev) => { const ele = ev.target; if (ele.clientHeight > 0) { this.canvas.width = Math.floor(ele.offsetWidth - 20); this.canvas.height = Math.floor(ele.offsetHeight * 0.8); this.columns = Math.ceil((this.canvas.width - this.padding * 2 - this.rectGap) / (this.rectSize + this.rectGap)); this.draw(); } }); } } onwheel(deltaY) { const [_, h] = this.getWH(); const clientHeight = this.computeClientHeight(); if (clientHeight > h) { deltaY = deltaY >> 1; this.scrollTop += deltaY; if (this.scrollTop < 0) this.scrollTop = 0; if (this.scrollTop + h > clientHeight + 20) this.scrollTop = clientHeight - h + 20; this.draw(); } } drawDebouce() { this.debouncer.addEvent("DOWNLOADER-DRAW", () => this.draw(), 20); } computeDrawList() { const list = []; const [_, h] = this.getWH(); const startX = this.computeStartX(); const startY = -this.scrollTop + this.padding; for (let i = 0, row = -1; i < this.queue.length; i++) { const currCol = i % this.columns; if (currCol == 0) { row++; } const atX = startX + (this.rectSize + this.rectGap) * currCol; const atY = startY + (this.rectSize + this.rectGap) * row; if (atY + this.rectSize < 0) { continue; } if (atY > h) { break; } list.push({ index: i, x: atX, y: atY, selected: this.isSelected(atX, atY) }); } return list; } // this function should be called by drawDebouce draw() { const [w, h] = this.getWH(); this.ctx.clearRect(0, 0, w, h); const drawList = this.computeDrawList(); for (const node of drawList) { this.drawSmallRect( node.x, node.y, this.queue[node.index], node.index === this.queue.currIndex, node.selected ); } } computeClientHeight() { return Math.ceil(this.queue.length / this.columns) * (this.rectSize + this.rectGap) - this.rectGap; } scrollTo(index) { const clientHeight = this.computeClientHeight(); const [_, h] = this.getWH(); if (clientHeight <= h) { return; } const rowNo = Math.ceil((index + 1) / this.columns); const offsetY = (rowNo - 1) * (this.rectSize + this.rectGap); if (offsetY > h) { this.scrollTop = offsetY + this.rectSize - h; const maxScrollTop = clientHeight - h + 20; if (this.scrollTop + 20 <= maxScrollTop) { this.scrollTop += 20; } } } isSelected(atX, atY) { return this.mousemoveState.x - atX >= 0 && this.mousemoveState.x - atX <= this.rectSize && this.mousemoveState.y - atY >= 0 && this.mousemoveState.y - atY <= this.rectSize; } computeStartX() { const [w, _] = this.getWH(); const drawW = (this.rectSize + this.rectGap) * this.columns - this.rectGap; let startX = w - drawW >> 1; return startX; } drawSmallRect(x, y, imgFetcher, isCurr, isSelected) { switch (imgFetcher.stage) { case FetchState.FAILED: this.ctx.fillStyle = "rgba(250, 50, 20, 0.9)"; break; case FetchState.URL: this.ctx.fillStyle = "rgba(200, 200, 200, 0.1)"; break; case FetchState.DATA: const percent = imgFetcher.downloadState.loaded / imgFetcher.downloadState.total; this.ctx.fillStyle = `rgba(110, ${Math.ceil( percent * 200 )}, 120, ${Math.max(percent, 0.1)})`; break; case FetchState.DONE: this.ctx.fillStyle = "rgb(110, 200, 120)"; break; } this.ctx.fillRect(x, y, this.rectSize, this.rectSize); this.ctx.shadowColor = "#d53"; if (isSelected) { this.ctx.strokeStyle = "rgb(60, 20, 200)"; this.ctx.lineWidth = 2; } else if (isCurr) { this.ctx.strokeStyle = "rgb(255, 60, 20)"; this.ctx.lineWidth = 2; } else { this.ctx.strokeStyle = "rgb(90, 90, 90)"; this.ctx.lineWidth = 1; } this.ctx.strokeRect(x, y, this.rectSize, this.rectSize); } getWH() { return [this.canvas.width, this.canvas.height]; } } function initEvents(HTML, BIFM, IFQ, PF, IL) { function modPageHelperPostion() { const style = HTML.pageHelper.style; conf.pageHelperAbTop = style.top; conf.pageHelperAbLeft = style.left; conf.pageHelperAbBottom = style.bottom; conf.pageHelperAbRight = style.right; saveConf(conf); } function modNumberConfigEvent(key, data) { const range = { colCount: [1, 12], threads: [1, 10], downloadThreads: [1, 10], timeout: [8, 40], autoPageInterval: [500, 9e4], preventScrollPageTime: [0, 9e4] }; let mod = key === "autoPageInterval" ? 100 : 1; mod = key === "preventScrollPageTime" ? 10 : mod; if (data === "add") { if (conf[key] < range[key][1]) { conf[key] += mod; } } else if (data === "minus") { if (conf[key] > range[key][0]) { conf[key] -= mod; } } const inputElement = document.querySelector(`#${key}Input`); if (inputElement) { inputElement.value = conf[key].toString(); } if (key === "colCount") { const cssRules = Array.from(HTML.styleSheel.sheet?.cssRules || []); for (const cssRule of cssRules) { if (cssRule instanceof CSSStyleRule) { if (cssRule.selectorText === ".fullViewPlane") { cssRule.style.gridTemplateColumns = `repeat(${conf[key]}, 1fr)`; break; } } } } saveConf(conf); } function modBooleanConfigEvent(key) { const inputElement = document.querySelector(`#${key}Checkbox`); conf[key] = inputElement?.checked || false; saveConf(conf); } function modSelectConfigEvent(key) { const inputElement = document.querySelector(`#${key}Select`); const value = inputElement?.value; if (value) { conf[key] = value; saveConf(conf); } if (key === "readMode") { BIFM.resetScaleBigImages(); if (conf.readMode === "singlePage") { BIFM.init(BIFM.queue.currIndex); } } } function mouseleavePlaneEvent(target) { target.classList.add("p-collapse"); } function togglePlaneEvent(id, collapse) { setTimeout(() => { let element = document.querySelector(`#${id}Plane`); if (element) { if (collapse === false) { element.classList.remove("p-collapse"); } else if (collapse === true) { mouseleavePlaneEvent(element); } else { element.classList.toggle("p-collapse"); ["config", "downloader"].filter((k) => k !== id).forEach((k) => togglePlaneEvent(k, true)); } } }, 10); } let bodyOverflow = document.body.style.overflow; function showFullViewPlane() { HTML.fullViewPlane.scroll(0, 0); HTML.fullViewPlane.classList.remove("collapse_full_view"); HTML.fullViewPlane.focus(); document.body.style.overflow = "hidden"; } function hiddenFullViewPlaneEvent(event) { if (event.target === HTML.fullViewPlane) { main(false); } } function hiddenFullViewPlane() { BIFM.hidden(); HTML.fullViewPlane.classList.add("collapse_full_view"); HTML.fullViewPlane.blur(); document.querySelector("html")?.focus(); document.body.style.overflow = bodyOverflow; } function scrollEvent() { if (HTML.fullViewPlane.classList.contains("collapse_full_view")) return; PF.renderCurrView(HTML.fullViewPlane.scrollTop, HTML.fullViewPlane.clientHeight); } function bigImageWheelEvent(event) { IFQ.stepImageEvent(event.deltaY > 0 ? "next" : "prev"); } let numberRecord = null; function keyboardEvent(event) { if (!HTML.bigImageFrame.classList.contains("b-f-collapse")) { const b = HTML.bigImageFrame; switch (event.key) { case "ArrowLeft": event.preventDefault(); IFQ.stepImageEvent(conf.reversePages ? "next" : "prev"); break; case "ArrowRight": event.preventDefault(); IFQ.stepImageEvent(conf.reversePages ? "prev" : "next"); break; case "Escape": case "Enter": event.preventDefault(); BIFM.hidden(); break; case "Home": event.preventDefault(); IFQ.do(0, "next"); break; case "End": event.preventDefault(); IFQ.do(IFQ.length - 1, "prev"); break; case " ": case "ArrowUp": case "ArrowDown": case "PageUp": case "PageDown": let oriented = "next"; if (event.key === "ArrowUp" || event.key === "PageUp") { oriented = "prev"; } else if (event.key === "ArrowDown" || event.key === "PageDown" || event.key === " ") { oriented = "next"; } if (event.shiftKey) { oriented = oriented === "next" ? "prev" : "next"; } BIFM.frame.addEventListener("scrollend", () => { if (conf.readMode === "singlePage" && BIFM.isReachBoundary(oriented)) { BIFM.tryPreventStep(); } }, { once: true }); if (BIFM.isReachBoundary(oriented)) { event.preventDefault(); b.dispatchEvent(new WheelEvent("wheel", { deltaY: oriented === "prev" ? -1 : 1 })); } break; case "-": BIFM.scaleBigImages(-1, 5); break; case "=": BIFM.scaleBigImages(1, 5); break; } } else if (!HTML.fullViewPlane.classList.contains("collapse_full_view")) { switch (event.key) { case "Enter": { let start = IFQ.currIndex; if (numberRecord && numberRecord.length > 0) { start = Number(numberRecord.join("")) - 1; numberRecord = null; if (start < 0 || start >= IFQ.length) { break; } } IFQ[start].root.dispatchEvent(new MouseEvent("click")); break; } case "Escape": main(false); break; default: { if (event.key.length === 1 && event.key >= "0" && event.key <= "9") { numberRecord = numberRecord ? [...numberRecord, Number(event.key)] : [Number(event.key)]; } } } } else { switch (event.key) { case "Enter": main(true); break; } } } function showGuideEvent() { const guideElement = document.createElement("div"); document.body.after(guideElement); guideElement.innerHTML = ` <div style="width: 50vw; min-height: 300px; border: 1px solid black; background-color: rgba(255, 255, 255, 0.8); font-weight: bold; line-height: 30px">${i18n.help.get()}</div> `; guideElement.setAttribute( "style", ` position: absolute; width: 100%; height: 100%; background-color: #363c3c78; z-index: 2004; top: 0; display: flex; justify-content: center; align-items: center; color: black; text-align: left; ` ); guideElement.addEventListener("click", () => guideElement.remove()); } const signal = { first: true }; function main(extend) { if (HTML.pageHelper) { if (extend) { HTML.pageHelper.classList.add("pageHelperExtend"); showFullViewPlane(); if (signal.first) { signal.first = false; PF.init().then(() => IL.start(IL.lockVer)); } } else { HTML.pageHelper.classList.remove("pageHelperExtend"); hiddenFullViewPlane(); ["config", "downloader"].forEach((id) => togglePlaneEvent(id, true)); } } } return { main, modNumberConfigEvent, modBooleanConfigEvent, modSelectConfigEvent, modPageHelperPostion, togglePlaneEvent, showFullViewPlane, hiddenFullViewPlaneEvent, hiddenFullViewPlane, scrollEvent, bigImageWheelEvent, keyboardEvent, showGuideEvent, mouseleavePlaneEvent }; } function dragElement(element, dragHub, callback) { (dragHub ?? element).addEventListener("mousedown", (event) => { event.preventDefault(); const wh = window.innerHeight; const ww = window.innerWidth; const mouseMove = (event2) => { event2.preventDefault(); const mouseX = event2.clientX; const mouseY = event2.clientY; if (mouseY <= wh / 2) { element.style.top = Math.max(mouseY, 500) + "px"; element.style.bottom = "unset"; } else { element.style.bottom = Math.max(wh - mouseY - element.clientHeight, 5) + "px"; element.style.top = "unset"; } if (mouseX <= ww / 2) { element.style.left = Math.max(mouseX, 5) + "px"; element.style.right = "unset"; } else { element.style.right = Math.max(ww - mouseX - element.clientWidth, 5) + "px"; element.style.left = "unset"; } console.log("drag element: offset top: ", element.style.top, "offset left: ", element.style.left, "offset bottom: ", element.style.bottom, "offset right: ", element.style.right); }; document.addEventListener("mousemove", mouseMove); document.addEventListener("mouseup", () => { document.removeEventListener("mousemove", mouseMove); callback?.(element.offsetTop, element.offsetLeft); }, { once: true }); }); } function loadStyleSheel() { const isMobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|Mobile/i.test(navigator.userAgent); const style = document.createElement("style"); const css = ` .fullViewPlane { width: 100vw; height: 100vh; background-color: rgb(0, 0, 0); position: fixed; top: 0px; right: 0px; z-index: 1000; overflow: hidden scroll; transition: height 0.4s ease 0s; display: grid; align-content: start; grid-gap: 0.7rem; grid-template-columns: repeat(${conf.colCount}, 1fr); } .fullViewPlane input, .fullViewPlane select { color: #f1f1f1; background-color: #34353b !important; color-scheme: dark; outline: none; border: 1px solid #000000; border-radius: 4px; margin: 0px; padding: 0px; text-align: center; position: unset !important; top: unset !important; vertical-align: middle; } .p-label { cursor: pointer; } .fullViewPlane .img-node { position: relative; } .fullViewPlane .img-node img { width: 100%; border: 2px solid white; box-sizing: border-box; } .collapse_full_view { height: 0; transition: height 0.4s; } .bigImageFrame::-webkit-scrollbar { display: none; } .bigImageFrame { position: fixed; width: 100%; height: 100%; top: 0; right: 0; /*overflow: hidden scroll;*/ overflow: auto; z-index: 1001; background-color: #000000d6; transition: width 0.4s; scrollbar-width: none; } .bigImageFrame > img { object-fit: contain; /* border-bottom: 1px solid #ffffff; */ display: block; margin: 0 auto; } .pageHelper { position: fixed; display: flex !important; justify-content: space-between; background-color: #4a4a4ae6; z-index: 2011 !important; box-sizing: border-box; font-weight: bold; color: #fff; transition: min-width 0.4s ease; min-width: 0px; } .pageHelper .p-plane { z-index: 2012 !important; background-color: rgba(38, 20, 25, 0.8); box-sizing: border-box; position: absolute; color: rgb(200, 222, 200); box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.2); overflow: hidden; transition: width 0.4s ease 0s, height 0.4s ease 0s; padding: 3px; } @media (min-width: ${isMobile ? "1440px" : "720px"}) { .pageHelper.pageHelperExtend { min-width: 24rem; transition: min-width 0.4s ease; font-size: 1rem; line-height: 1.2rem; } .pageHelper { top: ${conf.pageHelperAbTop}; left: ${conf.pageHelperAbLeft}; bottom: ${conf.pageHelperAbBottom}; right: ${conf.pageHelperAbRight}; font-size: 1rem; line-height: 1.2rem; } .pageHelper .p-plane { width: 24rem; height: 25rem; bottom: 1.3rem; } .pageHelper .p-btn { height: 1.5rem; width: 1.5rem; border: 1px solid #000000; border-radius: 4px; } .pageHelperExtend .b-main { max-width: 24rem !important; } .fullViewPlane input[type="checkbox"] { width: 1rem; height: unset !important; } .fullViewPlane select { width: 7rem !important; } .fullViewPlane input, .fullViewPlane select { width: 2rem; height: 1.5rem; } .pageHelper .p-config { line-height: 2rem; } #imgScaleResetBTN { width: 4rem; } } @media (max-width: ${isMobile ? "1440px" : "720px"}) { .pageHelper.pageHelperExtend { min-width: 100vw; transition: min-width 0.4s ease; font-size: 4.2cqw; line-height: 5cqw; } .pageHelper { bottom: 0px; left: 0px; font-size: 8cqw; line-height: 8.1cqw; } .pageHelper .p-plane { width: 100vw; height: 60vh; bottom: 5.7cqw; } .pageHelper .p-btn { height: 6cqw; width: 6cqw; border: 0.4cqw solid #000000; border-radius: 1cqw; } .pageHelperExtend .b-main { max-width: 100vw !important; } .fullViewPlane input[type="checkbox"] { width: 4cqw; height: unset !important; } .fullViewPlane select { width: 25cqw !important; } .fullViewPlane input, .fullViewPlane select { width: 9cqw; height: 6cqw; font-size: 3cqw; } .pageHelper .p-config { line-height: 9cqw; } #imgScaleResetBTN { width: 14cqw; } } .p-minify:not(:hover) { min-width: 0px !important; } .p-minify:not(:hover) .b-main { width: auto; } .p-minify:not(:hover) .b-main > :not(.b-m-page) { display: none; } .pageHelper:hover { background-color: #3a3a3ae6; } .pageHelper .clickable { text-decoration-line: underline; z-index: 1111; user-select: none; text-align: center; } .clickable:hover { color: #90ea90 !important; } .pageHelper .p-img-scale { display: flex; } .p-img-scale .scale-btn { width: 2rem; text-align: center; user-select: none; } .p-img-scale .scale-btn:hover { color: white; background-color: rgb(255, 200, 200); } .p-img-scale .scale-status { width: 40px; white-space: nowrap; overflow: hidden; text-align: center; } .p-img-scale .scale-progress { flex-grow: 1; display: flex; align-items: center; } .scale-progress .scale-progress-inner { height: 50%; background-color: #ffffffa0; } .p-collapse { height: 0px !important; transition: height 0.4s; padding: 0px !important; } .pageHelper .b-main { max-width: 0px; overflow: hidden !important; display: flex; justify-content: space-between; white-space: nowrap !important; transition: flex-grow 0.6s ease, max-width 0.5s ease; } .pageHelperExtend .b-main { flex-grow: 1; transition: flex-grow 0.6s ease, max-width 0.5s ease; } .pageHelper .p-config { display: grid; grid-template-columns: repeat(6, 1fr); align-content: start; } .pageHelper .p-config label { display: flex; justify-content: space-between; padding-right: 10px; } .pageHelper .p-config input { cursor: ns-resize; } .pageHelper .p-downloader { display: flex; flex-direction: column; justify-content: space-between; align-items: center; } .p-downloader canvas { /* border: 1px solid greenyellow; */ } .p-downloader .download-notice { font-size: small; text-align: center; width: 100%; } .p-downloader .downloader-btn-group { align-items: center; text-align: right; width: 100%; } .pageHelper .p-btn { color: rgb(255, 255, 255); cursor: pointer; font-weight: 900; background: rgb(81, 81, 81); vertical-align: middle; } .fetched { border: 2px solid #602a5c !important; } .fetch-failed { border: 2px solid red !important; } .fetching { padding: 2px; border: none !important; animation: 1s linear infinite cco; -webkit-animation: 1s linear infinite cco; } .pageHelperFetching { border: none !important; animation: 1s linear infinite cco; -webkit-animation: 1s linear infinite cco; } @keyframes cco { 0% { background-color: #f00; } 50% { background-color: #48ff00; } 100% { background-color: #ae00ff; } } @keyframes main-progress { from { width: 0%; } to { width: 100%; } } .b-f-collapse { width: 0px !important; transition: width 0.4s; } .downloadBar { background-color: rgba(100, 100, 100, 0.8); height: 0.5rem; width: 100%; position: absolute; bottom: 0; } .imgLandLeft, .imgLandRight { height: 100%; position: fixed; z-index: 1004; } .imgLandLeft { left: 0; top: 0; cursor: url("https://exhentai.org/img/p.png"), auto; } .imgLandRight { right: 0; top: 0; cursor: url("https://exhentai.org/img/n.png"), auto; } .imgLandTop, .imgLandBottom { left: 0px; width: 100%; position: fixed; z-index: 1005; } .imgLandTop { top: 0; z-index: 1005; cursor: url("https://exhentai.org/img/p.png"), auto; } .imgLandBottom { bottom: 0; z-index: 1005; cursor: url("https://exhentai.org/img/b.png"), auto; } .imgLandTop, .imgLandBottom { height: 30%; } .imgLandLeft, .imgLandRight { width: 30%; } .p-tooltip { border-bottom: 1px dotted black; } .p-tooltip .p-tooltiptext { visibility: hidden; width: 100%; top: 0px; right: 0px; background-color: black; color: #fff; text-align: center; padding: 5px 0; border-radius: 6px; position: absolute; z-index: 1; font-size: small; white-space: normal; } .p-tooltip:hover .p-tooltiptext { visibility: visible; } `; style.textContent = css; document.head.appendChild(style); const githubButtonScript = document.createElement("script"); githubButtonScript.src = "https://buttons.github.io/buttons.js"; githubButtonScript.async = true; githubButtonScript.defer = true; document.head.appendChild(githubButtonScript); return style; } function createHTML() { const fullViewPlane = document.createElement("div"); fullViewPlane.setAttribute("tabindex", "0"); fullViewPlane.classList.add("fullViewPlane"); fullViewPlane.classList.add("collapse_full_view"); document.body.after(fullViewPlane); const HTML_STRINGS = ` <div id="bigImageFrame" class="bigImageFrame b-f-collapse" tabindex="0"> <a id="imgLandLeft" hidden="true" class="imgLandLeft"></a> <a id="imgLandRight" hidden="true" class="imgLandRight"></a> <a id="imgLandTop" hidden="true" class="imgLandTop"></a> <a id="imgLandBottom" hidden="true" class="imgLandBottom"></a> </div> <div id="pageHelper" class="pageHelper"> <div style="position: relative"> <div id="configPlane" class="p-plane p-config p-collapse"> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.columns.get()}:</span> <span> <button id="colCountMinusBTN" class="p-btn" type="button">-</button> <input id="colCountInput" value="${conf.colCount}" disabled type="text" /> <button id="colCountAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.maxPreloadThreads.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.maxPreloadThreadsTooltip.get()}</span></span>: </span> <span> <button id="threadsMinusBTN" class="p-btn" type="button">-</button> <input id="threadsInput" value="${conf.threads}" disabled type="text" /> <button id="threadsAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.maxDownloadThreads.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.maxDownloadThreadsTooltip.get()}</span></span>: </span> <span> <button id="downloadThreadsMinusBTN" class="p-btn" type="button">-</button> <input id="downloadThreadsInput" value="${conf.downloadThreads}" disabled type="text" /> <button id="downloadThreadsAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.timeout.get()}:</span> <span> <button id="timeoutMinusBTN" class="p-btn" type="button">-</button> <input id="timeoutInput" value="${conf.timeout}" disabled type="text" /> <button id="timeoutAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 4; padding-left: 5px;"> <label class="p-label"> <span>${i18n.bestQuality.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.bestQualityTooltip.get()}</span></span>: </span> <input id="fetchOriginalCheckbox" ${conf.fetchOriginal ? "checked" : ""} type="checkbox" /> </label> </div> <div style="grid-column-start: 4; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.autoLoad.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.autoLoadTooltip.get()}</span></span>: </span> <input id="autoLoadCheckbox" ${conf.autoLoad ? "checked" : ""} type="checkbox" /> </label> </div> <div style="grid-column-start: 1; grid-column-end: 4; padding-left: 5px;"> <label class="p-label"> <span>${i18n.reversePages.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.reversePagesTooltip.get()}</span></span>: </span> <input id="reversePagesCheckbox" ${conf.reversePages ? "checked" : ""} type="checkbox" /> </label> </div> <div style="grid-column-start: 4; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.autoPlay.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.autoPlayTooltip.get()}</span></span>: </span> <input id="autoPlayCheckbox" ${conf.autoPlay ? "checked" : ""} type="checkbox" /> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.readMode.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.readModeTooltip.get()}</span></span>: </span> <select id="readModeSelect"> <option value="singlePage" ${conf.readMode == "singlePage" ? "selected" : ""}>Single Page</option> <option value="consecutively" ${conf.readMode == "consecutively" ? "selected" : ""}>Consecutively</option> </select> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.stickyMouse.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.stickyMouseTooltip.get()}</span></span>: </span> <select id="stickyMouseSelect"> <option value="enable" ${conf.stickyMouse == "enable" ? "selected" : ""}>Enable</option> <option value="reverse" ${conf.stickyMouse == "reverse" ? "selected" : ""}>Reverse</option> <option value="disable" ${conf.stickyMouse == "disable" ? "selected" : ""}>Disable</option> </select> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.autoPageInterval.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.autoPageIntervalTooltip.get()}</span></span>: </span> <span> <button id="autoPageIntervalMinusBTN" class="p-btn" type="button">-</button> <input id="autoPageIntervalInput" value="${conf.autoPageInterval}" disabled type="text" style="width: 4rem; line-height: 1rem;" /> <button id="autoPageIntervalAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 7; padding-left: 5px;"> <label class="p-label"> <span>${i18n.preventScrollPageTime.get()} <span class="p-tooltip">?<span class="p-tooltiptext">${i18n.preventScrollPageTimeTooltip.get()}</span></span>: </span> <span> <button id="preventScrollPageTimeMinusBTN" class="p-btn" type="button">-</button> <input id="preventScrollPageTimeInput" value="${conf.preventScrollPageTime}" disabled type="text" style="width: 4rem; line-height: 1rem;" /> <button id="preventScrollPageTimeAddBTN" class="p-btn" type="button">+</button> </span> </label> </div> <div style="grid-column-start: 1; grid-column-end: 4; padding-left: 5px;"> <label class="p-label"> <span>${i18n.dragToMove.get()}:</span> <img id="dragHub" src="https://exhentai.org/img/xmpvf.png" style="cursor: move; width: 15px; object-fit: contain;" title="Drag This To Move The Bar"> </label> </div> <div style="grid-column-start: 4; grid-column-end: 8; padding-left: 5px;"> <a id="showGuideElement" class="clickable">HELP</a> <a style="" class="github-button" href="https://github.com/MapoMagpie/eh-view-enhance" data-color-scheme="no-preference: dark; light: light; dark: dark;" data-icon="octicon-star" aria-label="Star MapoMagpie/eh-view-enhance on GitHub">Star</a> </div> <div id="imgScaleBar" class="p-img-scale" style="grid-column-start: 1; grid-column-end: 8; padding-left: 5px;"> <div><span>${i18n.imageScale.get()}:</span></div> <div class="scale-status"><span id="imgScaleStatus">${conf.imgScale}%</span></div> <div id="imgDecreaseBTN" class="scale-btn"><span>-</span></div> <div id="imgScaleProgress" class="scale-progress"><div id="imgScaleProgressInner" class="scale-progress-inner" style="width: ${conf.imgScale}%"></div></div> <div id="imgIncreaseBTN" class="scale-btn"><span>+</span></div> <div id="imgScaleResetBTN" class="scale-btn"><span>RESET</span></div> </div> </div> <div id="downloaderPlane" class="p-plane p-downloader p-collapse"> <div id="download-notice" class="download-notice"></div> <canvas id="downloaderCanvas" width="100" height="100"></canvas> <div class="download-btn-group"> <a id="download-force" style="color: gray;" class="clickable">${i18n.forceDownload.get()}</a> <a id="download-start" style="color: rgb(120, 240, 80)" class="clickable">${i18n.downloadStart.get()}</a> </div> </div> </div> <div> <span id="gate">⋖📖</span> </div> <div id="b-main" class="b-main b-collapse"> <div id="configPlaneBTN" class="clickable">${i18n.config.get()}</div> <div id="downloaderPlaneBTN" class="clickable">${i18n.download.get()}</div> <div class="b-m-page"> <span class="clickable" id="p-currPage" style="color:orange;">1</span>/<span id="p-total">0</span>/<span>FIN:</span><span id="p-finished">0</span> </div> <div id="autoPageBTN" class="clickable" style="padding: 0rem 1rem; position: relative; border: 1px solid #777;"> <span>${i18n.autoPagePlay.get()}</span> <div id="autoPageProgress" style="z-index: -1; height: 100%; width: 0%; position: absolute; top: 0px; left: 0px; background-color: #6a6a6a"></div> </div> <div id="collapseBTN" class="clickable">${i18n.collapse.get()}</div> </div> <div> <span>⋗</span> </div> </div> `; fullViewPlane.innerHTML = HTML_STRINGS; const styleSheel = loadStyleSheel(); return { fullViewPlane, // root element bigImageFrame: fullViewPlane.querySelector("#bigImageFrame"), // page helper pageHelper: fullViewPlane.querySelector("#pageHelper"), // config button in pageHelper configPlaneBTN: fullViewPlane.querySelector("#configPlaneBTN"), // config plane mouse leave event configPlane: fullViewPlane.querySelector("#configPlane"), // download button in pageHelper downloaderPlaneBTN: fullViewPlane.querySelector("#downloaderPlaneBTN"), // download plane mouse leave event downloaderPlane: fullViewPlane.querySelector("#downloaderPlane"), collapseBTN: fullViewPlane.querySelector("#collapseBTN"), gate: fullViewPlane.querySelector("#gate"), currPageElement: fullViewPlane.querySelector("#p-currPage"), totalPageElement: fullViewPlane.querySelector("#p-total"), finishedElement: fullViewPlane.querySelector("#p-finished"), showGuideElement: fullViewPlane.querySelector("#showGuideElement"), imgLandLeft: fullViewPlane.querySelector("#imgLandLeft"), imgLandRight: fullViewPlane.querySelector("#imgLandRight"), imgLandTop: fullViewPlane.querySelector("#imgLandTop"), imgLandBottom: fullViewPlane.querySelector("#imgLandBottom"), imgScaleBar: fullViewPlane.querySelector("#imgScaleBar"), autoPageBTN: fullViewPlane.querySelector("#autoPageBTN"), styleSheel }; } function addEventListeners(events, HTML, BIFM, IFQ, DL) { HTML.configPlaneBTN.addEventListener("click", () => events.togglePlaneEvent("config")); HTML.configPlane.addEventListener("mouseleave", (event) => events.mouseleavePlaneEvent(event.target)); HTML.configPlane.addEventListener("blur", (event) => events.mouseleavePlaneEvent(event.target)); HTML.downloaderPlaneBTN.addEventListener("click", () => { DL.check(); events.togglePlaneEvent("downloader"); }); HTML.downloaderPlane.addEventListener("mouseleave", (event) => events.mouseleavePlaneEvent(event.target)); HTML.downloaderPlane.addEventListener("blur", (event) => events.mouseleavePlaneEvent(event.target)); for (const key of ConfigNumberKeys) { HTML.fullViewPlane.querySelector(`#${key}MinusBTN`).addEventListener("click", () => events.modNumberConfigEvent(key, "minus")); HTML.fullViewPlane.querySelector(`#${key}AddBTN`).addEventListener("click", () => events.modNumberConfigEvent(key, "add")); HTML.fullViewPlane.querySelector(`#${key}Input`).addEventListener("wheel", (event) => { if (event.deltaY < 0) { events.modNumberConfigEvent(key, "add"); } else if (event.deltaY > 0) { events.modNumberConfigEvent(key, "minus"); } }); } for (const key of ConfigBooleanKeys) { HTML.fullViewPlane.querySelector(`#${key}Checkbox`).addEventListener("input", () => events.modBooleanConfigEvent(key)); } for (const key of ConfigSelectKeys) { HTML.fullViewPlane.querySelector(`#${key}Select`).addEventListener("change", () => events.modSelectConfigEvent(key)); } HTML.collapseBTN.addEventListener("click", () => events.main(false)); HTML.gate.addEventListener("click", () => events.main(true)); const debouncer = new Debouncer(); HTML.fullViewPlane.addEventListener("scroll", () => debouncer.addEvent("FULL-VIEW-SCROLL-EVENT", events.scrollEvent, 200)); HTML.fullViewPlane.addEventListener("click", events.hiddenFullViewPlaneEvent); HTML.currPageElement.addEventListener("click", () => BIFM.show()); HTML.currPageElement.addEventListener("wheel", (event) => events.bigImageWheelEvent(event)); document.addEventListener("keydown", (event) => events.keyboardEvent(event)); HTML.imgLandLeft.addEventListener("click", (event) => { IFQ.stepImageEvent(conf.reversePages ? "next" : "prev"); event.stopPropagation(); }); HTML.imgLandRight.addEventListener("click", (event) => { IFQ.stepImageEvent(conf.reversePages ? "prev" : "next"); event.stopPropagation(); }); HTML.imgLandTop.addEventListener("click", (event) => { IFQ.stepImageEvent("prev"); event.stopPropagation(); }); HTML.imgLandBottom.addEventListener("click", (event) => { IFQ.stepImageEvent("next"); event.stopPropagation(); }); HTML.showGuideElement.addEventListener("click", events.showGuideEvent); dragElement(HTML.pageHelper, HTML.pageHelper.querySelector("#dragHub") ?? void 0, events.modPageHelperPostion); } class PageHelper { html; constructor(html) { this.html = html; } setFetchState(state) { if (state === "fetching") { this.html.pageHelper.classList.add("pageHelperFetching"); } else { this.html.pageHelper.classList.remove("pageHelperFetching"); } } setPageState({ total, current, finished }) { if (total !== void 0) { this.html.totalPageElement.textContent = total.toString(); } if (current !== void 0) { this.html.currPageElement.textContent = current.toString(); } if (finished !== void 0) { this.html.finishedElement.textContent = finished.toString(); } } } function sleep(ms) { return new Promise((resolve) => setTimeout(resolve, ms)); } class BigImageFrameManager { frame; queue; lockInit; currImageNode; lastMouseY; recordedDistance; reachBottom; // for sticky mouse, if reach bottom, when mouse move up util reach top, will step next image page imgScaleBar; debouncer; throttler; callbackOnWheel; callbackOnHidden; callbackOnShow; hammer; preventStepLock = true; preventStepLockEle; visible = false; html; frameScrollAbort; /* prevent mouse wheel step next image */ constructor(HTML, queue) { this.html = HTML; this.frame = HTML.bigImageFrame; this.queue = queue; this.imgScaleBar = HTML.imgScaleBar; this.debouncer = new Debouncer(); this.throttler = new Debouncer("throttle"); this.lockInit = false; this.resetStickyMouse(); this.initFrame(); this.initImgScaleBar(); this.initImgScaleStyle(); this.initHammer(); new AutoPage(this, HTML.autoPageBTN); } initHammer() { this.hammer = new Hammer(this.frame, { // touchAction: "auto", recognizers: [ [Hammer.Swipe, { direction: Hammer.DIRECTION_ALL, enable: false }] ] }); this.hammer.on("swipe", (ev) => { ev.preventDefault(); if (conf.readMode === "singlePage") { switch (ev.direction) { case Hammer.DIRECTION_LEFT: this.queue.stepImageEvent(conf.reversePages ? "prev" : "next"); break; case Hammer.DIRECTION_UP: this.queue.stepImageEvent("next"); break; case Hammer.DIRECTION_RIGHT: this.queue.stepImageEvent(conf.reversePages ? "next" : "prev"); break; case Hammer.DIRECTION_DOWN: this.queue.stepImageEvent("prev"); break; } } }); } resetStickyMouse() { this.reachBottom = false; this.recordedDistance = 0; this.lastMouseY = void 0; } flushImgScaleBar() { this.imgScaleBar.querySelector("#imgScaleStatus").innerHTML = `${conf.imgScale}%`; this.imgScaleBar.querySelector("#imgScaleProgressInner").style.width = `${conf.imgScale}%`; } setNow(index) { if (!this.visible) return; this.resetStickyMouse(); if (this.lockInit) { this.lockInit = false; return; } this.init(index); } init(start) { this.removeImgNodes(); this.currImageNode = this.createImgElement(); this.frame.appendChild(this.currImageNode); this.setImgNode(this.currImageNode, start); if (conf.readMode === "consecutively") { this.hammer?.get("swipe").set({ enable: false }); this.tryExtend(); } else { this.hammer?.get("swipe").set({ enable: true }); } this.restoreScrollTop(this.currImageNode, 0, 0); } initFrame() { this.frame.addEventListener("wheel", (event) => { this.callbackOnWheel?.(event); this.onWheel(event); }); this.frame.addEventListener("click", (event) => this.hidden(event)); this.frame.addEventListener("contextmenu", (event) => event.preventDefault()); const debouncer = new Debouncer("throttle"); this.frame.addEventListener("mousemove", (event) => { debouncer.addEvent("BIG-IMG-MOUSE-MOVE", () => { let stepImage = false; if (this.lastMouseY && conf.imgScale > 0) { [stepImage] = this.stickyMouse(event, this.lastMouseY); } if (stepImage) { this.createNextLand(event.clientX, event.clientY); } else { this.lastMouseY = event.clientY; } }, 5); }); } initImgScaleBar() { this.imgScaleBar.querySelector("#imgIncreaseBTN")?.addEventListener("click", () => { this.scaleBigImages(1, 5); }); this.imgScaleBar.querySelector("#imgDecreaseBTN")?.addEventListener("click", () => { this.scaleBigImages(-1, 5); }); this.imgScaleBar.querySelector("#imgScaleResetBTN")?.addEventListener("click", () => { this.resetScaleBigImages(); }); const progress = this.imgScaleBar.querySelector("#imgScaleProgress"); progress.addEventListener("mousedown", (event) => { const { left } = progress.getBoundingClientRect(); const mouseMove = (event2) => { const xInProgress = event2.clientX - left; const percent = Math.round(xInProgress / progress.clientWidth * 100); this.scaleBigImages(0, 0, percent); }; mouseMove(event); progress.addEventListener("mousemove", mouseMove); progress.addEventListener("mouseup", () => { progress.removeEventListener("mousemove", mouseMove); }, { once: true }); progress.addEventListener("mouseleave", () => { progress.removeEventListener("mousemove", mouseMove); }, { once: true }); }); } createNextLand(x, y) { this.frame.querySelector("#nextLand")?.remove(); const nextLand = document.createElement("div"); nextLand.setAttribute("id", "nextLand"); const svg_bg = `<svg version="1.1" width="150" height="40" viewBox="0 0 256 256" xml:space="preserve" id="svg1" xmlns="http://www.w3.org/2000/svg" xmlns:svg="http://www.w3.org/2000/svg"><defs id="defs1" /><path style="color:#000000;display:inline;mix-blend-mode:normal;fill:#86e690;fill-opacity:0.942853;fill-rule:evenodd;stroke:#000000;stroke-width:2.56;stroke-linejoin:bevel;stroke-miterlimit:10;stroke-dasharray:61.44, 2.56;stroke-dashoffset:0.768;stroke-opacity:0.319655" d="M -0.07467348,3.2775653 -160.12951,3.3501385 127.96339,156.87088 415.93447,3.2743495 255.93798,3.2807133 128.00058,48.081351 Z" id="path15" /></svg>`; let yFix = this.frame.clientHeight / 9; if (conf.stickyMouse === "reverse") { yFix = -yFix; } nextLand.setAttribute( "style", `position: fixed; width: 150px; height: 40px; top: ${y + yFix}px; left: ${x - 75}px; z-index: 1006;` ); nextLand.innerHTML = svg_bg; nextLand.addEventListener("mouseover", () => { nextLand.remove(); this.queue.stepImageEvent("next"); }); this.frame.appendChild(nextLand); window.setTimeout(() => nextLand.remove(), 1500); } createImgElement() { const img = document.createElement("img"); img.addEventListener("click", () => this.hidden()); return img; } removeImgNodes() { for (const child of Array.from(this.frame.children)) { if (child.nodeName.toLowerCase() === "img") { child.remove(); } } } hidden(event) { if (event && event.target && event.target.tagName === "SPAN") return; this.visible = false; this.callbackOnHidden?.(); this.frame.blur(); this.frame.classList.add("b-f-collapse"); this.frameScrollAbort?.abort(); this.debouncer.addEvent("TOGGLE-CHILDREN", () => { this.removeImgNodes(); this.frame.childNodes.forEach((child) => child.hidden = true); }, 700); this.html.pageHelper.classList.remove("p-minify"); this.html.fullViewPlane.focus(); } show(event) { this.visible = true; this.frame.classList.remove("b-f-collapse"); this.frameScrollAbort = new AbortController(); this.frame.addEventListener("scroll", (event2) => this.onScroll(event2), { signal: this.frameScrollAbort.signal }); this.debouncer.addEvent("TOGGLE-CHILDREN", () => { this.frame.focus(); this.frame.childNodes.forEach((child) => { if (conf.readMode === "consecutively") { if (child.nodeName.toLowerCase() === "a") { return; } } child.hidden = false; }); }, 700); this.debouncer.addEvent("TOGGLE-CHILDREN-D", () => { this.callbackOnShow?.(); this.html.pageHelper.classList.add("p-minify"); let start = this.queue.currIndex; if (event && event.target) { start = this.queue.findImgIndex(event.target); } this.queue.do(start); }, 200); } getImgNodes() { return Array.from(this.frame.querySelectorAll("img")); } onWheel(event) { if (event.buttons === 2) { event.preventDefault(); this.scaleBigImages(event.deltaY > 0 ? -1 : 1, 5); } else if (conf.readMode === "singlePage") { const oriented = event.deltaY > 0 ? "next" : "prev"; if (this.isReachBoundary(oriented)) { event.preventDefault(); if (!this.tryPreventStep()) { this.queue.stepImageEvent(oriented); } } } } onScroll(_) { if (conf.readMode === "consecutively") { this.consecutive(); } } tryPreventStep() { if (!conf.imgScale || conf.imgScale === 0 || conf.preventScrollPageTime === 0) { return false; } if (this.preventStepLock) { if (!this.preventStepLockEle) { const lockEle = document.createElement("div"); lockEle.style.width = "100vw"; lockEle.style.position = "fixed"; lockEle.style.display = "flex"; lockEle.style.justifyContent = "center"; lockEle.style.bottom = "0px"; lockEle.innerHTML = `<div style="width: 30vw;height: 0.4rem;background-color: #ff8181d6;text-align: center;font-size: 0.8rem;position: relative;font-weight: 800;color: gray;border-radius: 7px;border: 1px solid #510000;"><span style="position: absolute;bottom: -3px;"></span></div>`; this.frame.appendChild(lockEle); this.preventStepLockEle = lockEle; const ani = lockEle.children[0].animate([{ width: "30vw" }, { width: "0vw" }], { duration: conf.preventScrollPageTime }); ani.onfinish = () => { this.preventStepLockEle = void 0; this.preventStepLock = false; this.frame.removeChild(lockEle); }; } return true; } else { this.preventStepLock = true; return false; } } isReachBoundary(oriented) { if (oriented === "prev") { return this.frame.scrollTop <= 0; } if (oriented === "next") { return this.frame.scrollTop >= this.frame.scrollHeight - this.frame.offsetHeight; } return false; } consecutive() { this.throttler.addEvent("SCROLL", () => { this.debouncer.addEvent("REDUCE", () => { let imgNodes2 = this.getImgNodes(); let index2 = this.findImgNodeIndexOnCenter(imgNodes2, 0); const centerNode2 = imgNodes2[index2]; const distance2 = this.getRealOffsetTop(centerNode2) - this.frame.scrollTop; if (this.tryReduce()) { this.restoreScrollTop(centerNode2, distance2, 0); } }, 200); let imgNodes = this.getImgNodes(); let index = this.findImgNodeIndexOnCenter(imgNodes, 0); const centerNode = imgNodes[index]; this.currImageNode = centerNode; const distance = this.getRealOffsetTop(centerNode) - this.frame.scrollTop; const indexOffset = this.tryExtend(); if (indexOffset !== 0) { this.restoreScrollTop(centerNode, distance, 0); } const indexOfQueue = parseInt(this.currImageNode.getAttribute("d-index")); if (indexOfQueue != this.queue.currIndex) { this.lockInit = true; this.queue.do(indexOfQueue, indexOfQueue < this.queue.currIndex ? "prev" : "next"); } }, 100); } restoreScrollTop(imgNode, distance, deltaY) { imgNode.scrollIntoView(); if (distance !== 0 || deltaY !== 0) { imgNode.scrollIntoView({}); this.frame.scrollTo({ top: imgNode.offsetTop - distance + deltaY, behavior: "instant" }); } } /** * Usually, when the central image occupies the full height of the screen, * it is simple to obtain the offsetTop of that image element. * However, when encountering images with aspect ratios that exceed the screen's aspect ratio, * it is necessary to rely on natureWidth and natureHeight to obtain the actual offsetTop. */ getRealOffsetTop(imgNode) { const naturalRatio = imgNode.naturalWidth / imgNode.naturalHeight; const clientRatio = imgNode.clientWidth / imgNode.clientHeight; if (naturalRatio > clientRatio) { const clientHeight = Math.round(imgNode.naturalHeight * (imgNode.clientWidth / imgNode.naturalWidth)); return (imgNode.clientHeight - clientHeight) / 2 + imgNode.offsetTop; } return imgNode.offsetTop; } tryExtend() { let indexOffset = 0; let imgNodes = []; let scrollTopFix = 0; while (true) { imgNodes = this.getImgNodes(); const frist = imgNodes[0]; if (frist.offsetTop + frist.offsetHeight > this.frame.scrollTop + scrollTopFix) { const extended = this.extendImgNode(frist, "prev"); if (extended === null) { break; } else { scrollTopFix += extended.offsetHeight; } indexOffset++; } else { break; } } while (true) { imgNodes = this.getImgNodes(); const last = imgNodes[imgNodes.length - 1]; if (last.offsetTop < this.frame.scrollTop + this.frame.offsetHeight) { if (this.extendImgNode(last, "next") === null) break; } else { break; } } return indexOffset; } tryReduce() { const imgNodes = this.getImgNodes(); const shouldRemoveNodes = []; let oriented = "prev"; for (const imgNode of imgNodes) { if (oriented === "prev") { if (imgNode.offsetTop + imgNode.offsetHeight < this.frame.scrollTop) { shouldRemoveNodes.push(imgNode); } else { oriented = "next"; shouldRemoveNodes.pop(); } } else if (oriented === "next") { if (imgNode.offsetTop > this.frame.scrollTop + this.frame.offsetHeight) { oriented = "remove"; } } else { shouldRemoveNodes.push(imgNode); } } if (shouldRemoveNodes.length === 0) return false; for (const imgNode of shouldRemoveNodes) { imgNode.remove(); } return true; } extendImgNode(imgNode, oriented) { let extendedImgNode; const index = parseInt(imgNode.getAttribute("d-index")); if (oriented === "prev") { if (index === 0) return null; extendedImgNode = this.createImgElement(); imgNode.before(extendedImgNode); this.setImgNode(extendedImgNode, index - 1); } else { if (index === this.queue.length - 1) return null; extendedImgNode = this.createImgElement(); imgNode.after(extendedImgNode); this.setImgNode(extendedImgNode, index + 1); } return extendedImgNode; } setImgNode(imgNode, index) { imgNode.setAttribute("d-index", index.toString()); const imgFetcher = this.queue[index]; if (imgFetcher.stage === FetchState.DONE) { imgNode.src = imgFetcher.blobUrl; } else { imgNode.src = imgFetcher.imgElement.getAttribute("asrc"); imgFetcher.onFinished("BIG-IMG-SRC-UPDATE", ($index, $imgFetcher) => { if ($index === parseInt(imgNode.getAttribute("d-index"))) { imgNode.src = $imgFetcher.blobUrl; } }); } } /** * @param fix: 1 or -1, means scale up or down * @param rate: step of scale, eg: current scale is 80, rate is 10, then new scale is 90 * @param _percent: directly set width percent */ scaleBigImages(fix, rate, _percent) { let percent = 0; const cssRules = Array.from(this.html.styleSheel.sheet?.cssRules ?? []); for (const cssRule of cssRules) { if (cssRule instanceof CSSStyleRule) { if (cssRule.selectorText === ".bigImageFrame > img") { if (!conf.imgScale) conf.imgScale = 0; if (conf.imgScale == 0 && (_percent || this.currImageNode)) { percent = _percent ?? Math.round(this.currImageNode.offsetWidth / this.frame.offsetWidth * 100); if (conf.readMode === "consecutively") { cssRule.style.minHeight = ""; } else { cssRule.style.minHeight = "100vh"; } cssRule.style.maxWidth = ""; cssRule.style.height = ""; } else { percent = _percent ?? conf.imgScale; } percent = Math.max(percent + rate * fix, 10); percent = Math.min(percent, 100); cssRule.style.width = `${percent}vw`; break; } } } if (conf.readMode === "singlePage" && this.currImageNode && this.currImageNode.offsetHeight <= this.frame.offsetHeight) { this.resetScaleBigImages(); } else { conf.imgScale = percent; } saveConf(conf); this.flushImgScaleBar(); return percent; } resetScaleBigImages() { const cssRules = Array.from(this.html.styleSheel.sheet?.cssRules ?? []); for (const cssRule of cssRules) { if (cssRule instanceof CSSStyleRule) { if (cssRule.selectorText === ".bigImageFrame > img") { cssRule.style.maxWidth = "100vw"; if (conf.readMode === "singlePage") { cssRule.style.minHeight = "100vh"; cssRule.style.height = "100vh"; cssRule.style.width = ""; } else { cssRule.style.minHeight = ""; cssRule.style.height = ""; const isMobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|Mobile/i.test(navigator.userAgent); cssRule.style.width = isMobile ? "100vw" : "80vw"; } break; } } } conf.imgScale = 0; saveConf(conf); this.flushImgScaleBar(); } initImgScaleStyle() { if (conf.imgScale && conf.imgScale > 0) { const imgScale = conf.imgScale; conf.imgScale = 0; this.scaleBigImages(1, 0, imgScale); } else { this.resetScaleBigImages(); } } stickyMouse(event, lastMouseY) { let [stepImage, distance] = [false, 0]; if (conf.readMode === "singlePage" && conf.stickyMouse !== "disable") { distance = event.clientY - lastMouseY; distance = conf.stickyMouse === "enable" ? -distance : distance; const rate = (this.frame.scrollHeight - this.frame.offsetHeight) / (this.frame.offsetHeight / 4) * 3; let scrollTop = this.frame.scrollTop + distance * rate; if (distance > 0) { this.recordedDistance += distance; if (scrollTop >= this.frame.scrollHeight - this.frame.offsetHeight) { scrollTop = this.frame.scrollHeight - this.frame.offsetHeight; this.reachBottom = this.recordedDistance >= this.frame.clientHeight / 9; } } else if (distance < 0) { if (scrollTop <= 0) { scrollTop = 0; stepImage = this.reachBottom; this.reachBottom = false; } } this.frame.scrollTo({ top: scrollTop, behavior: "auto" }); } return [stepImage, distance]; } findImgNodeIndexOnCenter(imgNodes, fixOffset) { const centerLine = this.frame.offsetHeight / 2; for (let i = 0; i < imgNodes.length; i++) { const imgNode = imgNodes[i]; const realOffsetTop = imgNode.offsetTop + fixOffset - this.frame.scrollTop; if (realOffsetTop < centerLine && realOffsetTop + imgNode.offsetHeight >= centerLine) { return i; } } return 0; } } class AutoPage { frameManager; status; button; lockVer; restart; constructor(frameManager, root) { this.frameManager = frameManager; this.status = "stop"; this.button = root; this.lockVer = 0; this.restart = false; this.frameManager.callbackOnWheel = () => { if (this.status === "running") { this.stop(); this.start(this.lockVer); } }; this.frameManager.callbackOnHidden = () => { this.stop(); }; this.frameManager.callbackOnShow = () => { if (conf.autoPlay) { this.start(this.lockVer); } }; this.initPlayButton(); } initPlayButton() { this.button.addEventListener("click", () => { if (this.status === "stop") { this.start(this.lockVer); } else { this.stop(); } }); } async start(lockVer) { this.status = "running"; this.button.firstElementChild.innerText = i18n.autoPagePause.get(); const b = this.frameManager.frame; if (this.frameManager.frame.classList.contains("b-f-collapse")) { this.frameManager.show(); } const progress = this.button.querySelector("#autoPageProgress"); while (true) { await sleep(10); progress.style.animation = `${conf.autoPageInterval ?? 1e4}ms linear main-progress`; await sleep(conf.autoPageInterval ?? 1e4); if (this.lockVer !== lockVer) { return; } if (this.restart) { this.restart = false; continue; } progress.style.animation = ``; if (this.status !== "running") { break; } if (this.frameManager.queue.currIndex >= this.frameManager.queue.length - 1) { break; } const deltaY = this.frameManager.frame.offsetHeight / 2; if (conf.readMode === "singlePage" && b.scrollTop >= b.scrollHeight - b.offsetHeight) { this.frameManager.onWheel(new WheelEvent("wheel", { deltaY })); } else { b.scrollBy({ top: deltaY, behavior: "smooth" }); if (conf.readMode === "consecutively") { this.frameManager.onWheel(new WheelEvent("wheel", { deltaY })); } } } this.stop(); } stop() { this.status = "stop"; const progress = this.button.querySelector("#autoPageProgress"); progress.style.animation = ``; this.lockVer += 1; this.button.firstElementChild.innerText = i18n.autoPagePlay.get(); } } const MATCHER = adaptMatcher(); function main() { const HTML = createHTML(); const IFQ = new IMGFetcherQueue(); const IL = new IdleLoader(IFQ); const BIFM = new BigImageFrameManager(HTML, IFQ); const DLC = new DownloaderCanvas("downloaderCanvas", IFQ, (index) => { IFQ.currIndex = index; BIFM.show(); }); const PF = new PageFetcher(HTML.fullViewPlane, IFQ, MATCHER, { matcher: MATCHER, downloadStateReporter: () => DLC.drawDebouce(), setNow: (index) => BIFM.setNow(index), onClick: (event) => BIFM.show(event) }); const DL = new Downloader(HTML, IFQ, IL, MATCHER, () => PF.done); const PH = new PageHelper(HTML); IFQ.subscribeOnFinishedReport(1, (index, queue) => { PH.setPageState({ finished: queue.finishedIndex.size }); evLog(`第${index + 1}张完成，大图所在第${queue.currIndex + 1}张`); if (queue[queue.currIndex].stage === FetchState.DONE) { PH.setFetchState("fetched"); } return false; }); IFQ.subscribeOnFinishedReport(2, (index, queue) => { if (index !== queue.currIndex || !BIFM.visible) { return false; } const imgFetcher = queue[index]; let scrollTo = imgFetcher.root.offsetTop - window.screen.availHeight / 3; scrollTo = scrollTo <= 0 ? 0 : scrollTo >= HTML.fullViewPlane.scrollHeight ? HTML.fullViewPlane.scrollHeight : scrollTo; HTML.fullViewPlane.scrollTo({ top: scrollTo, behavior: "smooth" }); return false; }); IFQ.subscribeOnDo(1, (index, queue) => { PH.setPageState({ current: index + 1 }); const imf = queue[index]; if (imf.stage !== FetchState.DONE) { PH.setFetchState("fetching"); } return false; }); PF.setOnAppended((total) => { PH.setPageState({ total }); setTimeout(() => PF.renderCurrView(HTML.fullViewPlane.scrollTop, HTML.fullViewPlane.clientHeight), 200); }); const events = initEvents(HTML, BIFM, IFQ, PF, IL); addEventListeners(events, HTML, BIFM, IFQ, DL); if (conf["first"]) { events.showGuideEvent(); conf["first"] = false; saveConf(conf); } return () => { console.log("destory eh-view-enhance"); HTML.fullViewPlane.remove(); PF.abort(); IL.abort(0); IFQ.length = 0; }; } (() => { let oldPushState = history.pushState; history.pushState = function pushState(...args) { let ret = oldPushState.apply(this, args); window.dispatchEvent(new Event("pushstate")); window.dispatchEvent(new Event("locationchange")); return ret; }; let oldReplaceState = history.replaceState; history.replaceState = function replaceState(...args) { let ret = oldReplaceState.apply(this, args); window.dispatchEvent(new Event("replacestate")); window.dispatchEvent(new Event("locationchange")); return ret; }; window.addEventListener("popstate", () => { window.dispatchEvent(new Event("locationchange")); }); })(); let destoryFunc; window.addEventListener("locationchange", (_) => { if (MATCHER.work(window.location.href)) { destoryFunc = main(); } else { destoryFunc(); } }); if (MATCHER.work(window.location.href)) { destoryFunc = main(); } })(saveAs, JSZip, Hammer);