forked from mirrors/gecko-dev
6851746d1a
MozReview-Commit-ID: 73q9ba9sLtb --HG-- extra : rebase_source : 9900392db716c6d955fee873bd0f2ac2fa728dff
83 lines
2 KiB
JavaScript
83 lines
2 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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"use strict";
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this.EXPORTED_SYMBOLS = ["ExtensionAPI", "ExtensionAPIs"];
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/* exported ExtensionAPIs */
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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Cu.import("resource://gre/modules/ExtensionManagement.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "EventEmitter",
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"resource://devtools/shared/event-emitter.js");
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XPCOMUtils.defineLazyModuleGetter(this, "Schemas",
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"resource://gre/modules/Schemas.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "Task",
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"resource://gre/modules/Task.jsm");
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const global = this;
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class ExtensionAPI {
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constructor(extension) {
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this.extension = extension;
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}
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destroy() {
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}
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getAPI(context) {
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throw new Error("Not Implemented");
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}
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}
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var ExtensionAPIs = {
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apis: ExtensionManagement.APIs.apis,
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load(apiName) {
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let api = this.apis.get(apiName);
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if (api.loadPromise) {
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return api.loadPromise;
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}
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let {script, schema} = api;
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let addonId = `${apiName}@experiments.addons.mozilla.org`;
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api.sandbox = Cu.Sandbox(global, {
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wantXrays: false,
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sandboxName: script,
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addonId,
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metadata: {addonID: addonId},
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});
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api.sandbox.ExtensionAPI = ExtensionAPI;
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Services.scriptloader.loadSubScript(script, api.sandbox, "UTF-8");
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api.loadPromise = Schemas.load(schema).then(() => {
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let API = Cu.evalInSandbox("API", api.sandbox);
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API.prototype.namespace = apiName;
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return API;
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});
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return api.loadPromise;
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},
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unload(apiName) {
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let api = this.apis.get(apiName);
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let {schema} = api;
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Schemas.unload(schema);
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Cu.nukeSandbox(api.sandbox);
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api.sandbox = null;
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api.loadPromise = null;
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},
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};
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