зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1561705: Part 5a - Remove SpecialPowersParent.jsm in preparation for merge with SpecialPowersAPIParent.jsm. r=mccr8
Differential Revision: https://phabricator.services.mozilla.com/D42184 --HG-- extra : rebase_source : 14e911bc6130a6b11e2e75515fc9d1adddae53fe extra : source : 40a1794e0c0ec4d13533b2343a66448502e2b8b2
This commit is contained in:
Kris Maglione
Родитель
ca3b3d51a6
Коммит
cbe4a6ea57
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@ -1,222 +0,0 @@
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/* 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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"use strict";
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// Based on:
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// https://bugzilla.mozilla.org/show_bug.cgi?id=549539
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// https://bug549539.bugzilla.mozilla.org/attachment.cgi?id=429661
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// https://developer.mozilla.org/en/XPCOM/XPCOM_changes_in_Gecko_1.9.3
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// https://developer.mozilla.org/en/how_to_build_an_xpcom_component_in_javascript
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var EXPORTED_SYMBOLS = ["SpecialPowersParent"];
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var { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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const { SpecialPowersAPIParent } = ChromeUtils.import(
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"resource://specialpowers/SpecialPowersAPIParent.jsm"
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);
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class SpecialPowersParent extends SpecialPowersAPIParent {
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constructor() {
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super();
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this._messageManager = Services.mm;
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this._serviceWorkerListener = null;
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this._observer = this.observe.bind(this);
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this.didDestroy = this.uninit.bind(this);
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this._registerObservers = {
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_self: this,
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_topics: [],
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_add(topic) {
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if (!this._topics.includes(topic)) {
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this._topics.push(topic);
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Services.obs.addObserver(this, topic);
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}
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},
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observe(aSubject, aTopic, aData) {
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var msg = { aData };
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switch (aTopic) {
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case "perm-changed":
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var permission = aSubject.QueryInterface(Ci.nsIPermission);
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// specialPowersAPI will consume this value, and it is used as a
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// fake permission, but only type will be used.
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//
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// We need to ensure that it looks the same as a real permission,
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// so we fake these properties.
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msg.permission = {
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principal: {
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originAttributes: {},
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},
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type: permission.type,
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};
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// fall through
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default:
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this._self.sendAsyncMessage("specialpowers-" + aTopic, msg);
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}
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},
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};
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this.init();
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}
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observe(aSubject, aTopic, aData) {
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if (aTopic == "http-on-modify-request") {
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if (aSubject instanceof Ci.nsIChannel) {
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let uri = aSubject.URI.spec;
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this.sendAsyncMessage("specialpowers-http-notify-request", { uri });
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}
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} else {
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this._observe(aSubject, aTopic, aData);
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}
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}
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init() {
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Services.obs.addObserver(this._observer, "http-on-modify-request");
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// We would like to check that tests don't leave service workers around
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// after they finish, but that information lives in the parent process.
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// Ideally, we'd be able to tell the child processes whenever service
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// workers are registered or unregistered so they would know at all times,
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// but service worker lifetimes are complicated enough to make that
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// difficult. For the time being, let the child process know when a test
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// registers a service worker so it can ask, synchronously, at the end if
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// the service worker had unregister called on it.
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let swm = Cc["@mozilla.org/serviceworkers/manager;1"].getService(
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Ci.nsIServiceWorkerManager
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);
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let self = this;
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this._serviceWorkerListener = {
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onRegister() {
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self.onRegister();
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},
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onUnregister() {
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// no-op
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},
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};
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swm.addListener(this._serviceWorkerListener);
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}
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uninit() {
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var obs = Services.obs;
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obs.removeObserver(this._observer, "http-on-modify-request");
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this._registerObservers._topics.splice(0).forEach(element => {
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obs.removeObserver(this._registerObservers, element);
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});
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this._removeProcessCrashObservers();
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let swm = Cc["@mozilla.org/serviceworkers/manager;1"].getService(
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Ci.nsIServiceWorkerManager
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);
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swm.removeListener(this._serviceWorkerListener);
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}
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_addProcessCrashObservers() {
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if (this._processCrashObserversRegistered) {
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return;
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}
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Services.obs.addObserver(this._observer, "plugin-crashed");
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Services.obs.addObserver(this._observer, "ipc:content-shutdown");
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this._processCrashObserversRegistered = true;
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}
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_removeProcessCrashObservers() {
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if (!this._processCrashObserversRegistered) {
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return;
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}
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Services.obs.removeObserver(this._observer, "plugin-crashed");
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Services.obs.removeObserver(this._observer, "ipc:content-shutdown");
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this._processCrashObserversRegistered = false;
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}
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/**
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* messageManager callback function
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* This will get requests from our API in the window and process them in chrome for it
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**/
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receiveMessage(aMessage) {
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switch (aMessage.name) {
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case "Ping":
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return undefined;
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case "SpecialPowers.Quit":
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Services.startup.quit(Ci.nsIAppStartup.eForceQuit);
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break;
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case "SpecialPowers.Focus":
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this.manager.rootFrameLoader.ownerElement.focus();
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break;
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case "SpecialPowers.CreateFiles":
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return (async () => {
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let filePaths = [];
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if (!this._createdFiles) {
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this._createdFiles = [];
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}
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let createdFiles = this._createdFiles;
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let promises = [];
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aMessage.data.forEach(function(request) {
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const filePerms = 0o666;
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let testFile = Services.dirsvc.get("ProfD", Ci.nsIFile);
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if (request.name) {
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testFile.appendRelativePath(request.name);
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} else {
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testFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, filePerms);
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}
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let outStream = Cc[
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"@mozilla.org/network/file-output-stream;1"
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].createInstance(Ci.nsIFileOutputStream);
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outStream.init(
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testFile,
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0x02 | 0x08 | 0x20, // PR_WRONLY | PR_CREATE_FILE | PR_TRUNCATE
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filePerms,
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0
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);
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if (request.data) {
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outStream.write(request.data, request.data.length);
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}
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outStream.close();
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promises.push(
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File.createFromFileName(testFile.path, request.options).then(
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function(file) {
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filePaths.push(file);
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}
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)
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);
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createdFiles.push(testFile);
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});
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await Promise.all(promises);
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return filePaths;
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})().catch(e => {
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Cu.reportError(e);
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return Promise.reject(String(e));
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});
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case "SpecialPowers.RemoveFiles":
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if (this._createdFiles) {
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this._createdFiles.forEach(function(testFile) {
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try {
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testFile.remove(false);
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} catch (e) {}
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});
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this._createdFiles = null;
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}
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break;
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case "Wakeup":
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break;
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default:
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return super.receiveMessage(aMessage);
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}
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return undefined;
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}
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onRegister() {
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this.sendAsyncMessage("SPServiceWorkerRegistered", { registered: true });
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}
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}
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