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Issue 29570614: Issue 5028 - Use browser namespace (Closed) Base URL: https://hg.adblockplus.org/adblockpluschrome/
Patch Set: Use polyfill.js Created Oct. 10, 2017, 10:15 p.m.
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1 /* 1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>, 2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-present eyeo GmbH 3 * Copyright (C) 2006-present eyeo GmbH
4 * 4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify 5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as 6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
8 * 8 *
9 * Adblock Plus is distributed in the hope that it will be useful, 9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details. 12 * GNU General Public License for more details.
13 * 13 *
14 * You should have received a copy of the GNU General Public License 14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */ 16 */
17 17
18 "use strict"; 18 "use strict";
19 19
20 (function() 20 (function()
21 { 21 {
22 // Both Edge and Mozilla Web Extensions use the namespace
23 // 'browser' instead of 'chrome'. Edge has chrome namespace defined,
24 // in some cases, but only with one property: 'app'.
25 if (typeof chrome == "undefined" || typeof chrome.extension == "undefined")
26 window.chrome = window.browser;
27
28 window.ext = {}; 22 window.ext = {};
29 23
30 let EventTarget = ext._EventTarget = function() 24 let EventTarget = ext._EventTarget = function()
31 { 25 {
32 this._listeners = new Set(); 26 this._listeners = new Set();
33 }; 27 };
34 EventTarget.prototype = { 28 EventTarget.prototype = {
35 addListener(listener) 29 addListener(listener)
36 { 30 {
37 this._listeners.add(listener); 31 this._listeners.add(listener);
38 }, 32 },
39 removeListener(listener) 33 removeListener(listener)
40 { 34 {
41 this._listeners.delete(listener); 35 this._listeners.delete(listener);
42 }, 36 },
43 _dispatch(...args) 37 _dispatch(...args)
44 { 38 {
45 let results = []; 39 let results = [];
46 40
47 for (let listener of this._listeners) 41 for (let listener of this._listeners)
48 results.push(listener(...args)); 42 results.push(listener(...args));
49 43
50 return results; 44 return results;
51 } 45 }
52 }; 46 };
53 47
54 // Workaround since HTMLCollection, NodeList, StyleSheet and
55 // CSSRuleList didn't have iterator support before Chrome 51.
56 // https://bugs.chromium.org/p/chromium/issues/detail?id=401699
57 let arrayIterator = Array.prototype[Symbol.iterator];
58 if (!(Symbol.iterator in HTMLCollection.prototype))
59 HTMLCollection.prototype[Symbol.iterator] = arrayIterator;
60 if (!(Symbol.iterator in NodeList.prototype))
61 NodeList.prototype[Symbol.iterator] = arrayIterator;
62 if (!(Symbol.iterator in StyleSheetList.prototype))
63 StyleSheetList.prototype[Symbol.iterator] = arrayIterator;
64 if (!(Symbol.iterator in CSSRuleList.prototype))
65 CSSRuleList.prototype[Symbol.iterator] = arrayIterator;
66 48
67 /* Message passing */ 49 /* Message passing */
68 50
69 ext.onMessage = new ext._EventTarget(); 51 ext.onMessage = new ext._EventTarget();
70 52
71 53
72 /* Background page */ 54 /* Background page */
73 55
74 ext.backgroundPage = { 56 ext.backgroundPage = {
75 sendMessage: chrome.runtime.sendMessage, 57 sendMessage: browser.runtime.sendMessage,
76 getWindow() 58 getWindow()
77 { 59 {
78 return chrome.extension.getBackgroundPage(); 60 return browser.extension.getBackgroundPage();
79 } 61 }
80 }; 62 };
81 63
82 64
83 /* Utils */ 65 /* Utils */
84 66
85 ext.getURL = chrome.extension.getURL; 67 ext.getURL = browser.extension.getURL;
86 }()); 68 }());
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