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Delta Between Two Patch Sets: ext/common.js

Issue 4731979438227456: Issue 1663 - Emulate background page and implement proper message responder (Closed)
Left Patch Set: Fixed sender API Created Dec. 17, 2014, 7:37 p.m.
Right Patch Set: Using Services.vc Created Dec. 19, 2014, 5:45 p.m.
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1 /* 1 /*
2 * This file is part of Adblock Plus <http://adblockplus.org/>, 2 * This file is part of Adblock Plus <http://adblockplus.org/>,
3 * Copyright (C) 2006-2014 Eyeo GmbH 3 * Copyright (C) 2006-2014 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 (function(global) 18 (function(global)
19 { 19 {
20 if (!global.ext) 20 if (!global.ext)
21 global.ext = {}; 21 global.ext = {};
22 22
23 function Page(source) 23 function Page(source)
24 { 24 {
25 this._source = source; 25 this._source = source;
26 } 26 }
27 Page.prototype = 27 Page.prototype =
28 { 28 {
29 equals: function(page)
30 {
31 return page._source == this._source;
32 },
33
34 sendMessage: function(message) 29 sendMessage: function(message)
35 { 30 {
36 this._source.postMessage({ 31 this._source.postMessage({
37 type: "message", 32 type: "message",
38 messageId: -1, 33 messageId: -1,
39 payload: message 34 payload: message
40 }, "*"); 35 }, "*");
41 } 36 }
42 } 37 };
38
39 global.ext.Page = Page;
43 40
44 /* Message passing */ 41 /* Message passing */
45 42
46 global.ext.onMessage = 43 global.ext.onMessage =
47 { 44 {
48 addListener: function(listener) 45 addListener: function(listener)
49 { 46 {
50 listener.__wrapper = function(event) 47 listener._extWrapper = function(event)
51 { 48 {
52 if (event.data.type != "message") 49 if (event.data.type != "message")
53 return; 50 return;
54 51
55 var message = event.data.payload; 52 var message = event.data.payload;
56 var messageId = event.data.messageId; 53 var messageId = event.data.messageId;
57 var sender = { 54 var sender = {
58 page: new Page(event.source) 55 page: new Page(event.source)
59 }; 56 };
60 var callback = function(message) 57 var callback = function(message)
61 { 58 {
62 event.source.postMessage({ 59 event.source.postMessage({
63 type: "response", 60 type: "response",
64 messageId: messageId, 61 messageId: messageId,
65 payload: message 62 payload: message
66 }, "*"); 63 }, "*");
67 }; 64 };
68 listener(message, sender, callback); 65 listener(message, sender, callback);
69 }; 66 };
70 window.addEventListener("message", listener.__wrapper, false); 67 window.addEventListener("message", listener._extWrapper, false);
71 }, 68 },
72 69
73 removeListener: function(listener) 70 removeListener: function(listener)
74 { 71 {
75 if ("__wrapper" in listener) 72 if ("_extWrapper" in listener)
76 window.removeEventListener("message", listener.__wrapper, false); 73 window.removeEventListener("message", listener._extWrapper, false);
77 } 74 }
78 }; 75 };
79 76
80 /* I18n */ 77 /* I18n */
81 78
82 var getLocaleCandidates = function(selectedLocale) 79 var getLocaleCandidates = function(selectedLocale)
83 { 80 {
84 var candidates = []; 81 var candidates = [];
85 var defaultLocale = "en-US"; 82 var defaultLocale = "en-US";
86 83
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191 } 188 }
192 189
193 if (locales.length == 0) 190 if (locales.length == 0)
194 return ""; 191 return "";
195 192
196 readCatalog(locales.shift()); 193 readCatalog(locales.shift());
197 } 194 }
198 } 195 }
199 }; 196 };
200 })(this); 197 })(this);
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