const {Events} = require('./Events'); const {Page} = require('./Page'); const {helper} = require('./helper'); class Target { /** * @param {!Protocol.Target.TargetInfo} targetInfo * @param {!Puppeteer.BrowserContext} browserContext * @param {!function():!Promise} sessionFactory * @param {boolean} ignoreHTTPSErrors * @param {?Puppeteer.Viewport} defaultViewport * @param {!Puppeteer.TaskQueue} screenshotTaskQueue */ constructor(targetInfo, browserContext, sessionFactory, ignoreHTTPSErrors, defaultViewport, screenshotTaskQueue) { this._targetInfo = targetInfo; this._browserContext = browserContext; this._targetId = targetInfo.targetId; this._sessionFactory = sessionFactory; this._ignoreHTTPSErrors = ignoreHTTPSErrors; this._defaultViewport = defaultViewport; this._screenshotTaskQueue = screenshotTaskQueue; /** @type {?Promise} */ this._pagePromise = null; this._initializedPromise = new Promise(fulfill => this._initializedCallback = fulfill).then(async success => { if (!success) return false; const opener = this.opener(); if (!opener || !opener._pagePromise || this.type() !== 'page') return true; const openerPage = await opener._pagePromise; if (!openerPage.listenerCount(Events.Page.Popup)) return true; const popupPage = await this.page(); openerPage.emit(Events.Page.Popup, popupPage); return true; }); this._isClosedPromise = new Promise(fulfill => this._closedCallback = fulfill); this._isInitialized = this._targetInfo.type !== 'page' || this._targetInfo.url !== ''; if (this._isInitialized) this._initializedCallback(true); } /** * @return {!Promise} */ createCDPSession() { return this._sessionFactory(); } /** * @return {!Promise} */ async page() { if ((this._targetInfo.type === 'page' || this._targetInfo.type === 'background_page') && !this._pagePromise) { this._pagePromise = this._sessionFactory() .then(client => Page.create(client, this, this._ignoreHTTPSErrors, this._defaultViewport, this._screenshotTaskQueue)); } return this._pagePromise; } /** * @return {string} */ url() { return this._targetInfo.url; } /** * @return {"page"|"background_page"|"service_worker"|"other"|"browser"} */ type() { const type = this._targetInfo.type; if (type === 'page' || type === 'background_page' || type === 'service_worker' || type === 'browser') return type; return 'other'; } /** * @return {!Puppeteer.Browser} */ browser() { return this._browserContext.browser(); } /** * @return {!Puppeteer.BrowserContext} */ browserContext() { return this._browserContext; } /** * @return {?Puppeteer.Target} */ opener() { const { openerId } = this._targetInfo; if (!openerId) return null; return this.browser()._targets.get(openerId); } /** * @param {!Protocol.Target.TargetInfo} targetInfo */ _targetInfoChanged(targetInfo) { this._targetInfo = targetInfo; if (!this._isInitialized && (this._targetInfo.type !== 'page' || this._targetInfo.url !== '')) { this._isInitialized = true; this._initializedCallback(true); return; } } } helper.tracePublicAPI(Target); module.exports = {Target};