addon-sdk/source/lib/sdk/ui/id.js

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 4 'use strict';
michael@0 5
michael@0 6 module.metadata = {
michael@0 7 'stability': 'experimental'
michael@0 8 };
michael@0 9
michael@0 10 const method = require('../../method/core');
michael@0 11 const { uuid } = require('../util/uuid');
michael@0 12
michael@0 13 // NOTE: use lang/functional memoize when it is updated to use WeakMap
michael@0 14 function memoize(f) {
michael@0 15 const memo = new WeakMap();
michael@0 16
michael@0 17 return function memoizer(o) {
michael@0 18 let key = o;
michael@0 19 if (!memo.has(key))
michael@0 20 memo.set(key, f.apply(this, arguments));
michael@0 21 return memo.get(key);
michael@0 22 };
michael@0 23 }
michael@0 24
michael@0 25 let identify = method('identify');
michael@0 26 identify.define(Object, memoize(function() { return uuid(); }));
michael@0 27 exports.identify = identify;

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