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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
/* exported withSyncContext */
Components.utils.import("resource://gre/modules/Services.jsm", this);
Components.utils.import("resource://gre/modules/ExtensionCommon.jsm", this);
var {
BaseContext,
} = ExtensionCommon;
class Context extends BaseContext {
constructor(principal) {
super();
Object.defineProperty(this, "principal", {
value: principal,
configurable: true,
});
this.sandbox = Components.utils.Sandbox(principal, {wantXrays: false});
this.extension = {id: "test@web.extension"};
}
get cloneScope() {
return this.sandbox;
}
}
/**
* Call the given function with a newly-constructed context.
* Unload the context on the way out.
*
* @param {function} f the function to call
*/
function* withContext(f) {
const ssm = Services.scriptSecurityManager;
const PRINCIPAL1 = ssm.createCodebasePrincipalFromOrigin("http://www.example.org");
const context = new Context(PRINCIPAL1);
try {
yield* f(context);
} finally {
yield context.unload();
}
}
/**
* Like withContext(), but also turn on the "storage.sync" pref for
* the duration of the function.
* Calls to this function can be replaced with calls to withContext
* once the pref becomes on by default.
*
* @param {function} f the function to call
*/
function* withSyncContext(f) {
const STORAGE_SYNC_PREF = "webextensions.storage.sync.enabled";
let prefs = Services.prefs;
try {
prefs.setBoolPref(STORAGE_SYNC_PREF, true);
yield* withContext(f);
} finally {
prefs.clearUserPref(STORAGE_SYNC_PREF);
}
}
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