forked from mirrors/gecko-dev
118 lines
3.3 KiB
JavaScript
118 lines
3.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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import { ExtensionUtils } from "resource://gre/modules/ExtensionUtils.sys.mjs";
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const lazy = {};
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ChromeUtils.defineESModuleGetters(lazy, {
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ExtensionParent: "resource://gre/modules/ExtensionParent.sys.mjs",
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});
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ChromeUtils.defineLazyGetter(lazy, "tabTracker", () => {
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return lazy.ExtensionParent.apiManager.global.tabTracker;
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});
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var { DefaultMap } = ExtensionUtils;
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const MSG_SET_ENABLED = "Extension:ActivityLog:SetEnabled";
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const MSG_LOG = "Extension:ActivityLog:DoLog";
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export const ExtensionActivityLog = {
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initialized: false,
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// id => Set(callbacks)
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listeners: new DefaultMap(() => new Set()),
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watchedIds: new Set(),
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init() {
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if (this.initialized) {
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return;
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}
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this.initialized = true;
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Services.ppmm.sharedData.set("extensions/logging", this.watchedIds);
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Services.ppmm.addMessageListener(MSG_LOG, this);
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},
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/**
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* Notify all listeners of an extension activity.
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*
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* @param {string} id The ID of the extension that caused the activity.
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* @param {string} viewType The view type the activity is in.
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* @param {string} type The type of the activity.
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* @param {string} name The API name or path.
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* @param {object} data Activity specific data.
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* @param {string} timeStamp The timestamp for the activity.
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*/
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log(id, viewType, type, name, data, timeStamp) {
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if (!this.initialized) {
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return;
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}
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let callbacks = this.listeners.get(id);
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if (callbacks) {
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if (!timeStamp) {
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timeStamp = new Date();
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}
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for (let callback of callbacks) {
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try {
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callback({ id, viewType, timeStamp, type, name, data });
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} catch (e) {
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Cu.reportError(e);
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}
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}
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}
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},
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addListener(id, callback) {
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this.init();
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let callbacks = this.listeners.get(id);
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if (callbacks.size === 0) {
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this.watchedIds.add(id);
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Services.ppmm.sharedData.set("extensions/logging", this.watchedIds);
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Services.ppmm.sharedData.flush();
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Services.ppmm.broadcastAsyncMessage(MSG_SET_ENABLED, { id, value: true });
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}
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callbacks.add(callback);
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},
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removeListener(id, callback) {
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let callbacks = this.listeners.get(id);
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if (callbacks.size > 0) {
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callbacks.delete(callback);
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if (callbacks.size === 0) {
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this.watchedIds.delete(id);
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Services.ppmm.sharedData.set("extensions/logging", this.watchedIds);
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Services.ppmm.sharedData.flush();
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Services.ppmm.broadcastAsyncMessage(MSG_SET_ENABLED, {
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id,
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value: false,
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});
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}
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}
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},
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receiveMessage({ name, data }) {
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if (name === MSG_LOG) {
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let { viewType, browsingContextId } = data;
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if (browsingContextId && (!viewType || viewType == "tab")) {
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let browser =
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BrowsingContext.get(browsingContextId).top.embedderElement;
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let browserData = lazy.tabTracker.getBrowserData(browser);
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if (browserData && browserData.tabId !== undefined) {
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data.data.tabId = browserData.tabId;
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}
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}
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this.log(
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data.id,
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data.viewType,
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data.type,
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data.name,
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data.data,
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new Date(data.timeStamp)
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);
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}
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},
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};
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