/** * Copyright 2023 Google LLC. * Copyright (c) Microsoft Corporation. * * 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-2.0 * * 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. */ import { ChromiumBidi, InvalidArgumentException, } from '../../../protocol/protocol.js'; import { PreloadScript } from './PreloadScript.js'; export class ScriptProcessor { #eventManager; #browsingContextStorage; #realmStorage; #preloadScriptStorage; #userContextStorage; #logger; constructor(eventManager, browsingContextStorage, realmStorage, preloadScriptStorage, userContextStorage, logger) { this.#browsingContextStorage = browsingContextStorage; this.#realmStorage = realmStorage; this.#preloadScriptStorage = preloadScriptStorage; this.#userContextStorage = userContextStorage; this.#logger = logger; this.#eventManager = eventManager; this.#eventManager.addSubscribeHook(ChromiumBidi.Script.EventNames.RealmCreated, this.#onRealmCreatedSubscribeHook.bind(this)); } #onRealmCreatedSubscribeHook(contextId) { const context = this.#browsingContextStorage.getContext(contextId); const contextsToReport = [ context, ...this.#browsingContextStorage.getContext(contextId).allChildren, ]; const realms = new Set(); for (const reportContext of contextsToReport) { const realmsForContext = this.#realmStorage.findRealms({ browsingContextId: reportContext.id, }); for (const realm of realmsForContext) { realms.add(realm); } } for (const realm of realms) { this.#eventManager.registerEvent({ type: 'event', method: ChromiumBidi.Script.EventNames.RealmCreated, params: realm.realmInfo, }, context.id); } return Promise.resolve(); } async addPreloadScript(params) { if (params.userContexts?.length && params.contexts?.length) { throw new InvalidArgumentException('Both userContexts and contexts cannot be specified.'); } const userContexts = await this.#userContextStorage.verifyUserContextIdList(params.userContexts ?? []); const browsingContexts = this.#browsingContextStorage.verifyTopLevelContextsList(params.contexts); const preloadScript = new PreloadScript(params, this.#logger); this.#preloadScriptStorage.add(preloadScript); let contextsToRunIn = []; if (userContexts.size) { contextsToRunIn = this.#browsingContextStorage .getTopLevelContexts() .filter((context) => { return userContexts.has(context.userContext); }); } else if (browsingContexts.size) { contextsToRunIn = [...browsingContexts.values()]; } else { contextsToRunIn = this.#browsingContextStorage.getTopLevelContexts(); } const cdpTargets = new Set(contextsToRunIn.map((context) => context.cdpTarget)); await preloadScript.initInTargets(cdpTargets, false); return { script: preloadScript.id, }; } async removePreloadScript(params) { const { script: id } = params; const script = this.#preloadScriptStorage.getPreloadScript(id); await script.remove(); this.#preloadScriptStorage.remove(id); return {}; } async callFunction(params) { const realm = await this.#getRealm(params.target); return await realm.callFunction(params.functionDeclaration, params.awaitPromise, params.this, params.arguments, params.resultOwnership, params.serializationOptions, params.userActivation); } async evaluate(params) { const realm = await this.#getRealm(params.target); return await realm.evaluate(params.expression, params.awaitPromise, params.resultOwnership, params.serializationOptions, params.userActivation); } async disown(params) { const realm = await this.#getRealm(params.target); await Promise.all(params.handles.map(async (handle) => await realm.disown(handle))); return {}; } getRealms(params) { if (params.context !== undefined) { // Make sure the context is known. this.#browsingContextStorage.getContext(params.context); } const realms = this.#realmStorage .findRealms({ browsingContextId: params.context, type: params.type, isHidden: false, }) .map((realm) => realm.realmInfo); return { realms }; } async #getRealm(target) { if ('context' in target) { const context = this.#browsingContextStorage.getContext(target.context); return await context.getOrCreateUserSandbox(target.sandbox); } return this.#realmStorage.getRealm({ realmId: target.realm, isHidden: false, }); } } //# sourceMappingURL=ScriptProcessor.js.map