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How to use promiseDocumentReady method in wpt

Best JavaScript code snippet using wpt

ExtensionContent.jsm

Source:ExtensionContent.jsm

...208  }209  async injectInto(window) {210    let context = this.extension.getContext(window);211    if (this.runAt === "document_end") {212      await promiseDocumentReady(window.document);213    } else if (this.runAt === "document_idle") {214      let readyThenIdle = promiseDocumentReady(window.document).then(() => {215        return new Promise(resolve =>216          window.requestIdleCallback(resolve, {timeout: idleTimeout}));217      });218      await Promise.race([219        readyThenIdle,220        promiseDocumentLoaded(window.document),221      ]);222    }223    return this.inject(context);224  }225  /**226   * Tries to inject this script into the given window and sandbox, if227   * there are pending operations for the window's current load state.228   *229   * @param {BaseContext} context230   *        The content script context into which to inject the scripts.231   * @returns {Promise<any>}232   *        Resolves to the last value in the evaluated script, when233   *        execution is complete.234   */235  async inject(context) {236    DocumentManager.lazyInit();237    if (this.requiresCleanup) {238      context.addScript(this);239    }240    let cssPromise;241    if (this.cssURLs.length) {242      let window = context.contentWindow;243      let winUtils = getWinUtils(window);244      let type = this.cssOrigin === "user" ? winUtils.USER_SHEET : winUtils.AUTHOR_SHEET;245      if (this.removeCSS) {246        for (let url of this.cssURLs) {247          this.cssCache.deleteDocument(url, window.document);248          runSafeSyncWithoutClone(winUtils.removeSheetUsingURIString, url, type);249        }250      } else {251        cssPromise = Promise.all(this.loadCSS()).then(sheets => {252          let window = context.contentWindow;253          if (!window) {254            return;255          }256          for (let {url, sheet} of sheets) {257            this.cssCache.addDocument(url, window.document);258            runSafeSyncWithoutClone(winUtils.addSheet, sheet, type);259          }260        });261      }262    }263    let scriptPromises = this.compileScripts();264    let scripts = scriptPromises.map(promise => promise.script);265    // If not all scripts are already available in the cache, block266    // parsing and wait all promises to resolve.267    if (!scripts.every(script => script)) {268      let promise = Promise.all(scriptPromises);269      // If we're supposed to inject at the start of the document load,270      // and we haven't already missed that point, block further parsing271      // until the scripts have been loaded.272      let {document} = context.contentWindow;273      if (this.runAt === "document_start" && document.readyState !== "complete") {274        document.blockParsing(promise, {blockScriptCreated: false});275      }276      scripts = await promise;277    }278    let result;279    // The evaluations below may throw, in which case the promise will be280    // automatically rejected.281    TelemetryStopwatch.start(CONTENT_SCRIPT_INJECTION_HISTOGRAM, context);282    try {283      for (let script of scripts) {284        result = script.executeInGlobal(context.cloneScope);285      }286      if (this.matcher.jsCode) {287        result = Cu.evalInSandbox(this.matcher.jsCode, context.cloneScope, "latest");288      }289    } finally {290      TelemetryStopwatch.finish(CONTENT_SCRIPT_INJECTION_HISTOGRAM, context);291    }292    await cssPromise;293    return result;294  }295}296defineLazyGetter(Script.prototype, "cssURLs", function() {297  // We can handle CSS urls (css) and CSS code (cssCode).298  let urls = this.css.slice();299  if (this.matcher.cssCode) {300    urls.push("data:text/css;charset=utf-8," + encodeURIComponent(this.matcher.cssCode));301  }302  return urls;303});304/**305 * An execution context for semi-privileged extension content scripts.306 *307 * This is the child side of the ContentScriptContextParent class308 * defined in ExtensionParent.jsm.309 */310class ContentScriptContextChild extends BaseContext {311  constructor(extension, contentWindow) {312    super("content_child", extension);313    this.setContentWindow(contentWindow);314    let frameId = WebNavigationFrames.getFrameId(contentWindow);315    this.frameId = frameId;316    this.scripts = [];317    let contentPrincipal = contentWindow.document.nodePrincipal;318    let ssm = Services.scriptSecurityManager;319    // Copy origin attributes from the content window origin attributes to320    // preserve the user context id.321    let attrs = contentPrincipal.originAttributes;322    let extensionPrincipal = ssm.createCodebasePrincipal(this.extension.baseURI, attrs);323    this.isExtensionPage = contentPrincipal.equals(extensionPrincipal);324    let principal;325    if (ssm.isSystemPrincipal(contentPrincipal)) {326      // Make sure we don't hand out the system principal by accident.327      // also make sure that the null principal has the right origin attributes328      principal = ssm.createNullPrincipal(attrs);329    } else if (this.isExtensionPage) {330      principal = contentPrincipal;331    } else {332      principal = [contentPrincipal, extensionPrincipal];333    }334    if (this.isExtensionPage) {335      // This is an iframe with content script API enabled and its principal336      // should be the contentWindow itself. We create a sandbox with the337      // contentWindow as principal and with X-rays disabled because it338      // enables us to create the APIs object in this sandbox object and then339      // copying it into the iframe's window.  See bug 1214658.340      this.sandbox = Cu.Sandbox(contentWindow, {341        sandboxPrototype: contentWindow,342        sameZoneAs: contentWindow,343        wantXrays: false,344        isWebExtensionContentScript: true,345      });346    } else {347      // This metadata is required by the Developer Tools, in order for348      // the content script to be associated with both the extension and349      // the tab holding the content page.350      let metadata = {351        "inner-window-id": this.innerWindowID,352        addonId: extensionPrincipal.addonId,353      };354      this.sandbox = Cu.Sandbox(principal, {355        metadata,356        sandboxPrototype: contentWindow,357        sameZoneAs: contentWindow,358        wantXrays: true,359        isWebExtensionContentScript: true,360        wantExportHelpers: true,361        wantGlobalProperties: ["XMLHttpRequest", "fetch"],362        originAttributes: attrs,363      });364      Cu.evalInSandbox(`365        window.JSON = JSON;366        window.XMLHttpRequest = XMLHttpRequest;367        window.fetch = fetch;368      `, this.sandbox);369    }370    Object.defineProperty(this, "principal", {371      value: Cu.getObjectPrincipal(this.sandbox),372      enumerable: true,373      configurable: true,374    });375    this.url = contentWindow.location.href;376    defineLazyGetter(this, "chromeObj", () => {377      let chromeObj = Cu.createObjectIn(this.sandbox);378      Schemas.inject(chromeObj, this.childManager);379      return chromeObj;380    });381    Schemas.exportLazyGetter(this.sandbox, "browser", () => this.chromeObj);382    Schemas.exportLazyGetter(this.sandbox, "chrome", () => this.chromeObj);383  }384  injectAPI() {385    if (!this.isExtensionPage) {386      throw new Error("Cannot inject extension API into non-extension window");387    }388    // This is an iframe with content script API enabled (bug 1214658)389    Schemas.exportLazyGetter(this.contentWindow,390                             "browser", () => this.chromeObj);391    Schemas.exportLazyGetter(this.contentWindow,392                             "chrome", () => this.chromeObj);393  }394  get cloneScope() {395    return this.sandbox;396  }397  addScript(script) {398    if (script.requiresCleanup) {399      this.scripts.push(script);400    }401  }402  close() {403    super.unload();404    if (this.contentWindow) {405      for (let script of this.scripts) {406        script.cleanup(this.contentWindow);407      }408      // Overwrite the content script APIs with an empty object if the APIs objects are still409      // defined in the content window (bug 1214658).410      if (this.isExtensionPage) {411        Cu.createObjectIn(this.contentWindow, {defineAs: "browser"});412        Cu.createObjectIn(this.contentWindow, {defineAs: "chrome"});413      }414    }415    Cu.nukeSandbox(this.sandbox);416    this.sandbox = null;417  }418}419defineLazyGetter(ContentScriptContextChild.prototype, "messenger", function() {420  // The |sender| parameter is passed directly to the extension.421  let sender = {id: this.extension.id, frameId: this.frameId, url: this.url};422  let filter = {extensionId: this.extension.id};423  let optionalFilter = {frameId: this.frameId};424  return new Messenger(this, [this.messageManager], sender, filter, optionalFilter);425});426defineLazyGetter(ContentScriptContextChild.prototype, "childManager", function() {427  apiManager.lazyInit();428  let localApis = {};429  let can = new CanOfAPIs(this, apiManager, localApis);430  let childManager = new ChildAPIManager(this, this.messageManager, can, {431    envType: "content_parent",432    url: this.url,433  });434  this.callOnClose(childManager);435  return childManager;436});437// Responsible for creating ExtensionContexts and injecting content438// scripts into them when new documents are created.439DocumentManager = {440  // Map[windowId -> Map[ExtensionChild -> ContentScriptContextChild]]441  contexts: new Map(),442  initialized: false,443  lazyInit() {444    if (this.initialized) {445      return;446    }447    this.initialized = true;448    Services.obs.addObserver(this, "inner-window-destroyed");449    Services.obs.addObserver(this, "memory-pressure");450  },451  uninit() {452    Services.obs.removeObserver(this, "inner-window-destroyed");453    Services.obs.removeObserver(this, "memory-pressure");454  },455  observers: {456    "inner-window-destroyed"(subject, topic, data) {457      let windowId = subject.QueryInterface(Ci.nsISupportsPRUint64).data;458      MessageChannel.abortResponses({innerWindowID: windowId});459      // Close any existent content-script context for the destroyed window.460      if (this.contexts.has(windowId)) {461        let extensions = this.contexts.get(windowId);462        for (let context of extensions.values()) {463          context.close();464        }465        this.contexts.delete(windowId);466      }467    },468    "memory-pressure"(subject, topic, data) {469      let timeout = data === "heap-minimize" ? 0 : undefined;470      for (let cache of ChromeUtils.nondeterministicGetWeakSetKeys(scriptCaches)) {471        cache.clear(timeout);472      }473    },474  },475  observe(subject, topic, data) {476    this.observers[topic].call(this, subject, topic, data);477  },478  shutdownExtension(extension) {479    for (let extensions of this.contexts.values()) {480      let context = extensions.get(extension);481      if (context) {482        context.close();483        extensions.delete(extension);484      }485    }486  },487  getContexts(window) {488    let winId = getInnerWindowID(window);489    let extensions = this.contexts.get(winId);490    if (!extensions) {491      extensions = new Map();492      this.contexts.set(winId, extensions);493    }494    return extensions;495  },496  // For test use only.497  getContext(extensionId, window) {498    for (let [extension, context] of this.getContexts(window)) {499      if (extension.id === extensionId) {500        return context;501      }502    }503  },504  getContentScriptGlobals(window) {505    let extensions = this.contexts.get(getInnerWindowID(window));506    if (extensions) {507      return Array.from(extensions.values(), ctx => ctx.sandbox);508    }509    return [];510  },511  initExtensionContext(extension, window) {512    extension.getContext(window).injectAPI();513  },514};515this.ExtensionContent = {516  BrowserExtensionContent,517  Script,518  shutdownExtension(extension) {519    DocumentManager.shutdownExtension(extension);520  },521  // This helper is exported to be integrated in the devtools RDP actors,522  // that can use it to retrieve the existent WebExtensions ContentScripts523  // of a target window and be able to show the ContentScripts source in the524  // DevTools Debugger panel.525  getContentScriptGlobals(window) {526    return DocumentManager.getContentScriptGlobals(window);527  },528  initExtensionContext(extension, window) {529    DocumentManager.initExtensionContext(extension, window);530  },531  getContext(extension, window) {532    let extensions = DocumentManager.getContexts(window);533    let context = extensions.get(extension);534    if (!context) {535      context = new ContentScriptContextChild(extension, window);536      extensions.set(extension, context);537    }538    return context;539  },540  handleExtensionCapture(global, width, height, options) {541    let win = global.content;542    const XHTML_NS = "http://www.w3.org/1999/xhtml";543    let canvas = win.document.createElementNS(XHTML_NS, "canvas");544    canvas.width = width;545    canvas.height = height;546    canvas.mozOpaque = true;547    let ctx = canvas.getContext("2d");548    // We need to scale the image to the visible size of the browser,549    // in order for the result to appear as the user sees it when550    // settings like full zoom come into play.551    ctx.scale(canvas.width / win.innerWidth, canvas.height / win.innerHeight);552    ctx.drawWindow(win, win.scrollX, win.scrollY, win.innerWidth, win.innerHeight, "#fff");553    return canvas.toDataURL(`image/${options.format}`, options.quality / 100);554  },555  handleDetectLanguage(global, target) {556    let doc = target.content.document;557    return promiseDocumentReady(doc).then(() => {558      let elem = doc.documentElement;559      let language = (elem.getAttribute("xml:lang") || elem.getAttribute("lang") ||560                      doc.contentLanguage || null);561      // We only want the last element of the TLD here.562      // Only country codes have any effect on the results, but other563      // values cause no harm.564      let tld = doc.location.hostname.match(/[a-z]*$/)[0];565      // The CLD2 library used by the language detector is capable of566      // analyzing raw HTML. Unfortunately, that takes much more memory,567      // and since it's hosted by emscripten, and therefore can't shrink568      // its heap after it's grown, it has a performance cost.569      // So we send plain text instead.570      let encoder = new DocumentEncoder(doc, "text/plain", Ci.nsIDocumentEncoder.SkipInvisibleContent);571      let text = encoder.encodeToStringWithMaxLength(60 * 1024);...

ExtensionUtils.jsm

Source:ExtensionUtils.jsm

...135 *136 * @param {Document} doc The document to await the load of.137 * @returns {Promise<Document>}138 */139function promiseDocumentReady(doc) {140  if (doc.readyState == "interactive" || doc.readyState == "complete") {141    return Promise.resolve(doc);142  }143  return new Promise(resolve => {144    doc.addEventListener(145      "DOMContentLoaded",146      function onReady(event) {147        if (event.target === event.currentTarget) {148          doc.removeEventListener("DOMContentLoaded", onReady, true);149          resolve(doc);150        }151      },152      true153    );...

Using AI Code Generation

1var wptools = require('wptools');2var rp = require('request-promise');3var cheerio = require('cheerio');4var fs = require('fs');5var data = [];6function getWikiData() {7    return new Promise(function(resolve, reject) {8        wptools.page(url).get().then(function(page) {9            var infobox = page.infobox;10            var table = page.tables;11            var infoboxes = [];12            var tables = [];13            for (var key in infobox) {14                if (infobox.hasOwnProperty(key)) {15                    var info = {};16                    info['key'] = key;17                    info['value'] = infobox[key];18                    infoboxes.push(info);19                }20            }21            for (var i = 0; i < table.length; i++) {22                var tableData = table[i].data;23                for (var j = 0; j < tableData.length; j++) {24                    var tableRow = tableData[j];25                    var city = {};26                    for (var k = 0; k < tableRow.length; k++) {27                        var row = tableRow[k];28                        var key = row.key;29                        var value = row.value;30                        if (key) {31                            city[key] = value;32                        }33                    }34                    tables.push(city);35                }36            }37            resolve({38            });39        }).catch(function(err) {40            reject(err);41        });42    });43}44function getWikiDataUsingRequest() {45    return new Promise(function(resolve, reject) {46        rp(url).then(function(html) {47            var $ = cheerio.load(html);48            var infobox = $('.infobox');49            var infoboxes = [];50            var tables = [];51            infobox.find('tr').each(function(i, tr) {52                var info = {};53                var key = $(tr).find('th').text();54                var value = $(tr).find('td').text();55                info['key'] = key;56                info['value'] = value;57                infoboxes.push(info);58            });59            var table = $('table.wikitable');60            table.find('tr').each(function(i, tr) {61                var city = {};62                $(tr

Using AI Code Generation

1function testPromiseDocumentReady() {2    promiseDocumentReady().then(function() {3        console.log('Document is ready.');4    });5}6function testPromiseElementReady() {7    promiseElementReady('p').then(function() {8        console.log('Paragraph is ready.');9    });10}

Using AI Code Generation

1var wptools = require('wptools');2var Promise = require('bluebird');3var fs = Promise.promisifyAll(require('fs'));4var page = wptools.page('Barack_Obama');5page.get().then(function(data) {6    fs.writeFileAsync('data.json', JSON.stringify(data));7});8var wptools = require('wptools');9var Promise = require('bluebird');10var fs = Promise.promisifyAll(require('fs'));11var page = wptools.page('Barack_Obama');12page.get().then(function(data) {13    fs.writeFileAsync('data.json', JSON.stringify(data));14});15var wptools = require('wptools');16var Promise = require('bluebird');17var fs = Promise.promisifyAll(require('fs'));18var page = wptools.page('Barack_Obama');19page.get().then(function(data) {20    fs.writeFileAsync('data.json', JSON.stringify(data));21});22var wptools = require('wptools');23var Promise = require('bluebird');24var fs = Promise.promisifyAll(require('fs'));25var page = wptools.page('Barack_Obama');26page.get().then(function(data) {27    fs.writeFileAsync('data.json', JSON.stringify(data));28});29var wptools = require('wptools');30var Promise = require('bluebird');31var fs = Promise.promisifyAll(require('fs'));32var page = wptools.page('Barack_Obama');33page.get().then(function(data) {34    fs.writeFileAsync('data.json', JSON.stringify(data));35});

Using AI Code Generation

1const wptools = require('wptools');2let getWikiPage = (wikiPage) => {3    return wptools.promiseDocumentReady(wikiPage);4}5module.exports = {6}7const { getWikiPage } = require('./test');8getWikiPage('javascript').then((doc) => {9    console.log(doc);10});11const { getWikiPage } = require('./test');12getWikiPage('javascript').then((doc) => {13    console.log(doc);14});15const { getWikiPage } = require('./test');

Using AI Code Generation

1wpt.promiseDocumentReady().then(function() {2  var myVar = setInterval(function(){ myTimer() }, 1000);3  var timeleft = 5;4  var d = new Date();5  var n = d.getTime();6  var d1 = new Date();7  var n1 = d1.getTime();8  function myTimer() {9    var d1 = new Date();10    var n1 = d1.getTime();11    if (timeleft == 0) {12      clearInterval(myVar);13      var d = new Date();14      var n = d.getTime();15      var time = n-n1;16      wpt.logData('time', time);17    } else {18      timeleft--;19    }20  }21});

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