Best JavaScript code snippet using puppeteer
FrameManager.js
Source:FrameManager.js
1// Copyright 2020 The Chromium Authors. All rights reserved.2// Use of this source code is governed by a BSD-style license that can be3// found in the LICENSE file.4import * as Common from '../common/common.js';5import {Resource} from './Resource.js'; // eslint-disable-line no-unused-vars6import {Events as ResourceTreeModelEvents, ResourceTreeFrame, ResourceTreeModel} from './ResourceTreeModel.js'; // eslint-disable-line no-unused-vars7import {SDKModelObserver, TargetManager} from './SDKModel.js'; // eslint-disable-line no-unused-vars8/** @type {?FrameManager} */9let frameManagerInstance = null;10/**11 * The FrameManager is a central storage for all frames. It collects frames from all12 * ResourceTreeModel-instances (one per target), so that frames can be found by id13 * without needing to know their target.14 * @implements {SDKModelObserver<!ResourceTreeModel>}15 */16export class FrameManager extends Common.ObjectWrapper.ObjectWrapper {17 constructor() {18 super();19 /** @type {!WeakMap<!ResourceTreeModel, !Array<!Common.EventTarget.EventDescriptor>>} */20 this._eventListeners = new WeakMap();21 TargetManager.instance().observeModels(ResourceTreeModel, this);22 // Maps frameIds to frames and a count of how many ResourceTreeModels contain this frame.23 // (OOPIFs are first attached to a new target and then detached from their old target,24 // therefore being contained in 2 models for a short period of time.)25 /** @type {!Map<string, {frame: !ResourceTreeFrame, count: number}>} */26 this._frames = new Map();27 // Maps targetIds to a set of frameIds.28 /** @type {!Map<string, !Set<string>>} */29 this._framesForTarget = new Map();30 }31 /**32 * @param {{forceNew: boolean}} opts33 * @return {!FrameManager}34 */35 static instance({forceNew} = {forceNew: false}) {36 if (!frameManagerInstance || forceNew) {37 frameManagerInstance = new FrameManager();38 }39 return frameManagerInstance;40 }41 /**42 * @override43 * @param {!ResourceTreeModel} resourceTreeModel44 */45 modelAdded(resourceTreeModel) {46 const addListener = resourceTreeModel.addEventListener(ResourceTreeModelEvents.FrameAdded, this._frameAdded, this);47 const detachListener =48 resourceTreeModel.addEventListener(ResourceTreeModelEvents.FrameDetached, this._frameDetached, this);49 const navigatedListener =50 resourceTreeModel.addEventListener(ResourceTreeModelEvents.FrameNavigated, this._frameNavigated, this);51 const resourceAddedListener =52 resourceTreeModel.addEventListener(ResourceTreeModelEvents.ResourceAdded, this._resourceAdded, this);53 this._eventListeners.set(54 resourceTreeModel, [addListener, detachListener, navigatedListener, resourceAddedListener]);55 this._framesForTarget.set(resourceTreeModel.target().id(), new Set());56 }57 /**58 * @override59 * @param {!ResourceTreeModel} resourceTreeModel60 */61 modelRemoved(resourceTreeModel) {62 const listeners = this._eventListeners.get(resourceTreeModel);63 if (listeners) {64 Common.EventTarget.EventTarget.removeEventListeners(listeners);65 }66 // Iterate over this model's frames and decrease their count or remove them.67 // (The ResourceTreeModel does not send FrameDetached events when a model68 // is removed.)69 const frameSet = this._framesForTarget.get(resourceTreeModel.target().id());70 if (frameSet) {71 for (const frameId of frameSet) {72 this._decreaseOrRemoveFrame(frameId);73 }74 }75 this._framesForTarget.delete(resourceTreeModel.target().id());76 }77 /**78 * @param {!Common.EventTarget.EventTargetEvent} event79 */80 _frameAdded(event) {81 const frame = /** @type {!ResourceTreeFrame} */ (event.data);82 const frameData = this._frames.get(frame.id);83 // If the frame is already in the map, increase its count, otherwise add it to the map.84 if (frameData) {85 this._frames.set(frame.id, {frame, count: frameData.count + 1});86 } else {87 this._frames.set(frame.id, {frame, count: 1});88 }89 // Add the frameId to the the targetId's set of frameIds.90 const frameSet = this._framesForTarget.get(frame.resourceTreeModel().target().id());91 if (frameSet) {92 frameSet.add(frame.id);93 }94 this.dispatchEventToListeners(Events.FrameAddedToTarget, {frame});95 }96 /**97 * @param {!Common.EventTarget.EventTargetEvent} event98 */99 _frameDetached(event) {100 const frame = /** @type {!ResourceTreeFrame} */ (event.data);101 // Decrease the frame's count or remove it entirely from the map.102 this._decreaseOrRemoveFrame(frame.id);103 // Remove the frameId from the target's set of frameIds.104 const frameSet = this._framesForTarget.get(frame.resourceTreeModel().target().id());105 if (frameSet) {106 frameSet.delete(frame.id);107 }108 }109 /**110 * @param {!Common.EventTarget.EventTargetEvent} event111 */112 _frameNavigated(event) {113 const frame = /** @type {!ResourceTreeFrame} */ (event.data);114 this.dispatchEventToListeners(Events.FrameNavigated, {frame});115 if (frame.isTopFrame()) {116 this.dispatchEventToListeners(Events.TopFrameNavigated, {frame});117 }118 }119 /**120 * @param {!Common.EventTarget.EventTargetEvent} event121 */122 _resourceAdded(event) {123 const resource = /** @type {!Resource} */ (event.data);124 this.dispatchEventToListeners(Events.ResourceAdded, {resource});125 }126 /**127 * @param {string} frameId128 */129 _decreaseOrRemoveFrame(frameId) {130 const frameData = this._frames.get(frameId);131 if (frameData) {132 if (frameData.count === 1) {133 this._frames.delete(frameId);134 this.dispatchEventToListeners(Events.FrameRemoved, {frameId});135 } else {136 frameData.count--;137 }138 }139 }140 /**141 * Returns the ResourceTreeFrame with a given frameId.142 * When a frame is being detached a new ResourceTreeFrame but with the same143 * frameId is created. Consequently getFrame() will return a different144 * ResourceTreeFrame after detachment. Callers of getFrame() should therefore145 * immediately use the function return value and not store it for later use.146 * @param {string} frameId147 * @return {?ResourceTreeFrame}148 */149 getFrame(frameId) {150 const frameData = this._frames.get(frameId);151 if (frameData) {152 return frameData.frame;153 }154 return null;155 }156 /**157 * @return {!Array<!ResourceTreeFrame>}158 */159 getAllFrames() {160 return Array.from(this._frames.values(), frameData => frameData.frame);161 }162}163/** @enum {symbol} */164export const Events = {165 // The FrameAddedToTarget event is sent whenever a frame is added to a target.166 // This means that for OOPIFs it is sent twice: once when it's added to a167 // parent frame and a second time when it's added to its own frame.168 FrameAddedToTarget: Symbol('FrameAddedToTarget'),169 FrameNavigated: Symbol('FrameNavigated'),170 // The FrameRemoved event is only sent when a frame has been detached from171 // all targets.172 FrameRemoved: Symbol('FrameRemoved'),173 ResourceAdded: Symbol('ResourceAdded'),174 TopFrameNavigated: Symbol('TopFrameNavigated'),...
oopif.spec.js
Source:oopif.spec.js
...43 });44 xit('should report oopif frames', async () => {45 const { server } = getTestState();46 await page.goto(server.PREFIX + '/dynamic-oopif.html');47 expect(oopifs(context).length).toBe(1);48 expect(page.frames().length).toBe(2);49 });50 it('should load oopif iframes with subresources and request interception', async () => {51 const { server } = getTestState();52 await page.setRequestInterception(true);53 page.on('request', (request) => request.continue());54 await page.goto(server.PREFIX + '/dynamic-oopif.html');55 expect(oopifs(context).length).toBe(1);56 });57});58/**59 * @param {!BrowserContext} context60 */61function oopifs(context) {62 return context63 .targets()64 .filter((target) => target._targetInfo.type === 'iframe');...
oopif-expectations.js
Source:oopif-expectations.js
1/**2 * @license Copyright 2019 Google Inc. All Rights Reserved.3 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.04 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.5 */6'use strict';7/**8 * Expected Lighthouse audit values for sites with OOPIFS.9 */10module.exports = [11 {12 lhr: {13 requestedUrl: 'http://localhost:10200/oopif.html',14 finalUrl: 'http://localhost:10200/oopif.html',15 audits: {16 'network-requests': {17 details: {18 items: {19 // We want to make sure we are finding the iframe's requests (paulirish.com) *AND*20 // the iframe's iframe's iframe's requests (youtube.com/doubleclick/etc).21 // - paulirish.com ~40-60 requests22 // - paulirish.com + all descendant iframes ~80-90 requests23 length: '>70',24 },25 },26 },27 },28 },29 artifacts: {30 IFrameElements: [31 {32 id: 'oopif',33 src: 'https://www.paulirish.com/2012/why-moving-elements-with-translate-is-better-than-posabs-topleft/',34 clientRect: {35 width: '>0',36 height: '>0',37 },38 isPositionFixed: false,39 },40 {41 id: 'outer-iframe',42 src: 'http://localhost:10200/online-only.html',43 clientRect: {44 width: '>0',45 height: '>0',46 },47 isPositionFixed: true,48 },49 ],50 },51 },...
oopif-navigator.js
Source:oopif-navigator.js
1// Copyright 2018 The Chromium Authors. All rights reserved.2// Use of this source code is governed by a BSD-style license that can be3// found in the LICENSE file.4(async function() {5 TestRunner.addResult(`Verify navigator rendering with OOPIFs`);6 await TestRunner.loadModule('sources_test_runner');7 await TestRunner.showPanel('sources');8 var sourcesNavigatorView = new Sources.NetworkNavigatorView();9 sourcesNavigatorView.show(UI.inspectorView.element);10 await TestRunner.navigatePromise('resources/page.html');11 SourcesTestRunner.dumpNavigatorViewInAllModes(sourcesNavigatorView);12 TestRunner.completeTest();...
Using AI Code Generation
1const puppeteer = require('puppeteer');2const oopifs = require('puppeteer/lib/cjs/puppeteer/common/OOPFrameManager');3(async () => {4 const browser = await puppeteer.launch();5 const page = await browser.newPage();6 await page.waitForSelector('input[name="q"]');7 await page.type('input[name="q"]', 'puppeteer');8 await page.waitForTimeout(1000);9 await oopifs.evaluateOnNewDocument(page, () => {10 document.querySelector('input[name="q"]').value = 'puppeteer';11 });12 await page.waitForTimeout(1000);13 await page.close();14 await browser.close();15})();16const puppeteer = require('puppeteer');17const oopifs = require('puppeteer/lib/cjs/puppeteer/common/OOPFrameManager');18(async () => {19 const browser = await puppeteer.launch();20 const page = await browser.newPage();21 await page.waitForSelector('input[name="q"]');22 await page.type('input[name="q"]', 'puppeteer');23 await page.waitForTimeout(1000);24 await oopifs.evaluateOnNewDocument(page, () => {25 document.querySelector('input[name="q"]').value = 'puppeteer';26 });27 await page.waitForTimeout(1000);28 await page.close();29 await browser.close();30})();31const puppeteer = require('puppeteer');32const oopifs = require('puppeteer/lib/cjs/puppeteer/common/OOPFrameManager');33(async () => {34 const browser = await puppeteer.launch();35 const page = await browser.newPage();36 await page.waitForSelector('input[name="q"]');37 await page.type('input[name="q"]', 'puppeteer');38 await page.waitForTimeout(1000);39 await oopifs.evaluateOnNewDocument(page, () => {40 document.querySelector('input[name="q"]').value = 'puppeteer';41 });42 await page.waitForTimeout(1000);43 await page.close();44 await browser.close();45})();
Using AI Code Generation
1const puppeteer = require('puppeteer');2(async () => {3 const browser = await puppeteer.launch({4 });5 const page = await browser.newPage();6 await page.screenshot({path: 'google.png'});7 await browser.close();8})();9const puppeteer = require('puppeteer');10(async () => {11 const browser = await puppeteer.launch({12 });13 const page = await browser.newPage();14 await page.screenshot({path: 'google.png'});15 await browser.close();16})();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const devices = require('puppeteer/DeviceDescriptors');3const iPhone = devices['iPhone 6'];4const fs = require('fs');5const path = require('path');6(async () => {7 const browser = await puppeteer.launch({headless: false});8 const page = await browser.newPage();9 await page.emulate(iPhone);10 await page.screenshot({path: 'example.png'});11 await browser.close();12})();13const puppeteer = require('puppeteer');14const devices = require('puppeteer/DeviceDescriptors');15const iPhone = devices['iPhone 6'];16const fs = require('fs');17const path = require('path');18(async () => {19 const browser = await puppeteer.launch({headless: false});20 const page = await browser.newPage();21 await page.emulate(iPhone);22 await page.screenshot({path: 'example2.png'});23 await browser.close();24})();25const puppeteer = require('puppeteer');26const devices = require('puppeteer/DeviceDescriptors');27const iPhone = devices['iPhone 6'];28const fs = require('fs');29const path = require('path');30(async () => {31 const browser = await puppeteer.launch({headless: false});32 const page = await browser.newPage();33 await page.emulate(iPhone);34 await page.screenshot({path: 'example3.png'});35 await browser.close();36})();37const puppeteer = require('puppeteer');38const devices = require('puppeteer/DeviceDescriptors');39const iPhone = devices['iPhone 6'];40const fs = require('fs');41const path = require('path');42(async () => {43 const browser = await puppeteer.launch({headless: false});44 const page = await browser.newPage();45 await page.emulate(iPhone);46 await page.screenshot({path: 'example4.png'});47 await browser.close();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4(async () => {5 const browser = await puppeteer.launch({6 });7 const page = await browser.newPage();8 await page.screenshot({ path: 'example.png' });9 await browser.close();10})();11{12 "scripts": {13 },14 "dependencies": {15 }16}
Using AI Code Generation
1const puppeteer = require('puppeteer');2const {OopifManager} = require('puppeteer/lib/cjs/puppeteer/common/OopifManager');3(async () => {4 const browser = await puppeteer.launch({5 });6 const page = await browser.newPage();7 const oopifManager = new OopifManager(page);8 await oopifManager.initialize();9 await page.waitFor(5000);10 await browser.close();11})();12const puppeteer = require('puppeteer');13const {OopifManager} = require('puppeteer/lib/cjs/puppeteer/common/OopifManager');14(async () => {15 const browser = await puppeteer.launch({16 });17 const page = await browser.newPage();18 const oopifManager = new OopifManager(page);19 await oopifManager.initialize();20 await page.waitFor(5000);21 await browser.close();22})();23const puppeteer = require('puppeteer');24const {OopifManager} = require('puppeteer/lib/cjs/puppeteer/common/OopifManager');25(async () => {26 const browser = await puppeteer.launch({27 });28 const page = await browser.newPage();29 const oopifManager = new OopifManager(page);30 await oopifManager.initialize();31 await page.waitFor(5000);32 await browser.close();33})();34const puppeteer = require('puppeteer');35const {OopifManager} = require('puppeteer/lib/cjs/puppeteer/common/OopifManager');36(async () => {37 const browser = await puppeteer.launch({38 });39 const page = await browser.newPage();40 await page.goto('
Using AI Code Generation
1const puppeteer = require('puppeteer');2const oopif = require('puppeteer/lib/cjs/puppeteer/common/OopifManager');3const oopifManager = oopif.OopifManager;4(async () => {5 const browser = await puppeteer.launch();6 const page = await browser.newPage();7 const frame = await oopifManager.waitForFrame(page, frame => frame.name() === 'frame1');8 await frame.waitForSelector('h1');9 await browser.close();10})();11const EventEmitter = require('events');12const { helper } = require('./helper');13const { assert } = require('./assert');14const { Events } = require('./Events');15const { Connection } = require('./Connection');16const { CDPSession } = require('./Connection');17const { ExecutionContext } = require('./ExecutionContext');18const { FrameManager } = require('./FrameManager');19const { Frame } = require('./FrameManager');20const { Page } = require('./Page');21const { Protocol } = require('./protocol');22const { Worker } = require('./Worker');23const { JSHandle } = require('./JSHandle');24const { ConsoleMessage } = require('./ConsoleMessage');25const { JSHandleFactory } = require('./JSHandle');26const { FileChooser } = require('./Input');27const { Dialog } = require('./Dialog');28const { Coverage } = require('./Coverage');29const { TimeoutSettings } = require('./TimeoutSettings');30const { HTTPRequest } = require('./HTTPRequest');31const { HTTPResponse } = require('./HTTPResponse');32const { SecurityDetails } = require('./SecurityDetails');33const { NetworkManager } = require('./NetworkManager');34const { CoverageEntry } = require('./Coverage');35const { CoverageRange } = require('./Coverage');36const { CoverageFunction } = require('./Coverage');37const { CoverageScript } = require('./Coverage');38const { Coverage } = require('./Cover
Using AI Code Generation
1const puppeteer = require('puppeteer');2const oopifs = require('puppeteer/lib/cjs/puppeteer/common/OOPIFrameManager');3oopifs.OOPFrameManager.prototype._onFrameAttached = function (event) {4 return __awaiter(this, void 0, void 0, function* () {5 const frame = this._context.frameManager.frame(event.frameId);6 if (!frame)7 return;8 const parentFrame = this._context.frameManager.frame(event.parentFrameId);9 if (!parentFrame)10 return;11 if (parentFrame._childFrames.has(frame))12 return;13 parentFrame._childFrames.set(frame._id, frame);14 frame._parentFrame = parentFrame;15 this._context.emit(puppeteer.Events.FrameManager.FrameAttached, frame);16 });17};18(async () => {19 const browser = await puppeteer.launch({ headless: false, args: ['--disable-web-security', '--allow-running-insecure-content'] });20 const page = await browser.newPage();
Using AI Code Generation
1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4const oopifs = require('puppeteer-oopif');5const { URL } = require('url');6(async () => {7 const browser = await puppeteer.launch({ headless: false });8 const page = await browser.newPage();9 let iframe = null;10 page.on('frameattached', async frame => {11 if (frame.name() === 'iframe') {12 iframe = frame;13 const iframePage = await oopifs.getPage(iframe);14 await iframePage.waitForSelector('h1');15 const title = await iframePage.$eval('h1', e => e.innerText);16 console.log(title);17 }18 });19 await page.click('#button');20})();21### oopifs.getPage(frame)
Using AI Code Generation
1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4const { exec } = require("child_process");5const { get } = require('http');6const { SSL_OP_SSLEAY_080_CLIENT_DH_BUG } = require('constants');7(async () => {8 const browser = await puppeteer.launch({9 });10 const page = await browser.newPage();11 await page.screenshot({ path: 'example.png' });12 await browser.close();13})();14const puppeteer = require('puppeteer');15const fs = require('fs');16const path = require('path');17const { exec } = require("child_process");18const { get } = require('http');19const { SSL_OP_SSLEAY_080_CLIENT_DH_BUG } = require('constants');20(async () => {21 const browser = await puppeteer.launch({22 });23 const page = await browser.newPage();24 await page.screenshot({ path: 'example.png' });25 await browser.close();26})();27const puppeteer = require('puppeteer');28const fs = require('fs');29const path = require('path');30const { exec } = require("child_process");31const { get } = require('http');32const { SSL_OP_SSLEAY_080_CLIENT_DH_BUG } = require('constants');33(async () => {34 const browser = await puppeteer.launch({35 });36 const page = await browser.newPage();37 await page.screenshot({ path: 'example.png
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The page is using frames. You are only seeing the main content of the page (without the content of the frames). To also get the content of the frame, you need to first find the frame (e.g. via page.$
) and then get its frame handle via elementHandle.contentFrame
. You can then call frame.content()
to get the content of the frame.
Simple Example
const frameElementHandle = await page.$('#selector iframe');
const frame = await frameElementHandle.contentFrame();
const frameContent = await frame.content();
Depending on the structure of the page, you need to do this for multiple frames to get all contents or you even need to do it for a frame inside the frame (what seems to be the case for the given page).
Example to read all frame contents
Below is an example that recursively read the contents of all frames on the page.
const contents = [];
async function extractFrameContents(pageOrFrame) {
const frames = await pageOrFrame.$$('iframe');
for (let frameElement of frames) {
const frame = await frameElement.contentFrame();
const frameContent = await frame.content();
// do something with the content, example:
contents.push(frameContent);
// recursively repeat
await extractFrameContents(frame);
}
}
await extractFrameContents(page);
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