puppeteer-core
Version:
A high-level API to control headless Chrome over the DevTools Protocol
216 lines • 10.5 kB
JavaScript
"use strict";
/**
* @license
* Copyright 2022 Google Inc.
* SPDX-License-Identifier: Apache-2.0
*/
var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
var _, done = false;
for (var i = decorators.length - 1; i >= 0; i--) {
var context = {};
for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
for (var p in contextIn.access) context.access[p] = contextIn.access[p];
context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
if (kind === "accessor") {
if (result === void 0) continue;
if (result === null || typeof result !== "object") throw new TypeError("Object expected");
if (_ = accept(result.get)) descriptor.get = _;
if (_ = accept(result.set)) descriptor.set = _;
if (_ = accept(result.init)) initializers.unshift(_);
}
else if (_ = accept(result)) {
if (kind === "field") initializers.unshift(_);
else descriptor[key] = _;
}
}
if (target) Object.defineProperty(target, contextIn.name, descriptor);
done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
var useValue = arguments.length > 2;
for (var i = 0; i < initializers.length; i++) {
value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
}
return useValue ? value : void 0;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.BidiBrowserContext = void 0;
const BrowserContext_js_1 = require("../api/BrowserContext.js");
const Errors_js_1 = require("../common/Errors.js");
const EventEmitter_js_1 = require("../common/EventEmitter.js");
const util_js_1 = require("../common/util.js");
const decorators_js_1 = require("../util/decorators.js");
const UserContext_js_1 = require("./core/UserContext.js");
const Page_js_1 = require("./Page.js");
const Target_js_1 = require("./Target.js");
const Target_js_2 = require("./Target.js");
/**
* @internal
*/
let BidiBrowserContext = (() => {
let _classSuper = BrowserContext_js_1.BrowserContext;
let _instanceExtraInitializers = [];
let _trustedEmitter_decorators;
let _trustedEmitter_initializers = [];
return class BidiBrowserContext extends _classSuper {
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_trustedEmitter_decorators = [(0, decorators_js_1.bubble)()];
__esDecorate(this, null, _trustedEmitter_decorators, { kind: "accessor", name: "trustedEmitter", static: false, private: false, access: { has: obj => "trustedEmitter" in obj, get: obj => obj.trustedEmitter, set: (obj, value) => { obj.trustedEmitter = value; } }, metadata: _metadata }, _trustedEmitter_initializers, _instanceExtraInitializers);
if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
}
static from(browser, userContext, options) {
const context = new BidiBrowserContext(browser, userContext, options);
context.#initialize();
return context;
}
#trustedEmitter_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _trustedEmitter_initializers, new EventEmitter_js_1.EventEmitter()));
get trustedEmitter() { return this.#trustedEmitter_accessor_storage; }
set trustedEmitter(value) { this.#trustedEmitter_accessor_storage = value; }
#browser;
#defaultViewport;
// This is public because of cookies.
userContext;
#pages = new WeakMap();
#targets = new Map();
constructor(browser, userContext, options) {
super();
this.#browser = browser;
this.userContext = userContext;
this.#defaultViewport = options.defaultViewport;
}
#initialize() {
// Create targets for existing browsing contexts.
for (const browsingContext of this.userContext.browsingContexts) {
this.#createPage(browsingContext);
}
this.userContext.on('browsingcontext', ({ browsingContext }) => {
this.#createPage(browsingContext);
});
this.userContext.on('closed', () => {
this.trustedEmitter.removeAllListeners();
});
}
#createPage(browsingContext) {
const page = Page_js_1.BidiPage.from(this, browsingContext);
this.#pages.set(browsingContext, page);
page.trustedEmitter.on("close" /* PageEvent.Close */, () => {
this.#pages.delete(browsingContext);
});
// -- Target stuff starts here --
const pageTarget = new Target_js_2.BidiPageTarget(page);
const pageTargets = new Map();
this.#targets.set(page, [pageTarget, pageTargets]);
page.trustedEmitter.on("frameattached" /* PageEvent.FrameAttached */, frame => {
const bidiFrame = frame;
const target = new Target_js_2.BidiFrameTarget(bidiFrame);
pageTargets.set(bidiFrame, target);
this.trustedEmitter.emit("targetcreated" /* BrowserContextEvent.TargetCreated */, target);
});
page.trustedEmitter.on("framenavigated" /* PageEvent.FrameNavigated */, frame => {
const bidiFrame = frame;
const target = pageTargets.get(bidiFrame);
// If there is no target, then this is the page's frame.
if (target === undefined) {
this.trustedEmitter.emit("targetchanged" /* BrowserContextEvent.TargetChanged */, pageTarget);
}
else {
this.trustedEmitter.emit("targetchanged" /* BrowserContextEvent.TargetChanged */, target);
}
});
page.trustedEmitter.on("framedetached" /* PageEvent.FrameDetached */, frame => {
const bidiFrame = frame;
const target = pageTargets.get(bidiFrame);
if (target === undefined) {
return;
}
pageTargets.delete(bidiFrame);
this.trustedEmitter.emit("targetdestroyed" /* BrowserContextEvent.TargetDestroyed */, target);
});
page.trustedEmitter.on("workercreated" /* PageEvent.WorkerCreated */, worker => {
const bidiWorker = worker;
const target = new Target_js_1.BidiWorkerTarget(bidiWorker);
pageTargets.set(bidiWorker, target);
this.trustedEmitter.emit("targetcreated" /* BrowserContextEvent.TargetCreated */, target);
});
page.trustedEmitter.on("workerdestroyed" /* PageEvent.WorkerDestroyed */, worker => {
const bidiWorker = worker;
const target = pageTargets.get(bidiWorker);
if (target === undefined) {
return;
}
pageTargets.delete(worker);
this.trustedEmitter.emit("targetdestroyed" /* BrowserContextEvent.TargetDestroyed */, target);
});
page.trustedEmitter.on("close" /* PageEvent.Close */, () => {
this.#targets.delete(page);
this.trustedEmitter.emit("targetdestroyed" /* BrowserContextEvent.TargetDestroyed */, pageTarget);
});
this.trustedEmitter.emit("targetcreated" /* BrowserContextEvent.TargetCreated */, pageTarget);
// -- Target stuff ends here --
return page;
}
targets() {
return [...this.#targets.values()].flatMap(([target, frames]) => {
return [target, ...frames.values()];
});
}
async newPage() {
const context = await this.userContext.createBrowsingContext("tab" /* Bidi.BrowsingContext.CreateType.Tab */);
const page = this.#pages.get(context);
if (!page) {
throw new Error('Page is not found');
}
if (this.#defaultViewport) {
try {
await page.setViewport(this.#defaultViewport);
}
catch {
// No support for setViewport in Firefox.
}
}
return page;
}
async close() {
if (!this.isIncognito()) {
throw new Error('Default context cannot be closed!');
}
try {
await this.userContext.remove();
}
catch (error) {
(0, util_js_1.debugError)(error);
}
}
browser() {
return this.#browser;
}
async pages() {
return [...this.userContext.browsingContexts].map(context => {
return this.#pages.get(context);
});
}
isIncognito() {
return this.userContext.id !== UserContext_js_1.UserContext.DEFAULT;
}
overridePermissions() {
throw new Errors_js_1.UnsupportedOperation();
}
clearPermissionOverrides() {
throw new Errors_js_1.UnsupportedOperation();
}
get id() {
if (this.userContext.id === UserContext_js_1.UserContext.DEFAULT) {
return undefined;
}
return this.userContext.id;
}
};
})();
exports.BidiBrowserContext = BidiBrowserContext;
//# sourceMappingURL=BrowserContext.js.map