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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/renderer/extensions/chrome_extension_helper.h" | |
6 | |
7 #include "base/strings/string16.h" | |
8 #include "chrome/common/extensions/chrome_extension_messages.h" | |
9 #include "chrome/renderer/web_apps.h" | |
10 #include "content/public/renderer/render_view.h" | |
11 #include "ipc/ipc_message_macros.h" | |
12 #include "third_party/WebKit/public/web/WebView.h" | |
13 #include "url/gurl.h" | |
14 #include "url/url_constants.h" | |
15 | |
16 namespace extensions { | |
17 | |
18 ChromeExtensionHelper::ChromeExtensionHelper(content::RenderView* render_view) | |
19 : content::RenderViewObserver(render_view), | |
20 content::RenderViewObserverTracker<ChromeExtensionHelper>(render_view) { | |
21 } | |
22 | |
23 ChromeExtensionHelper::~ChromeExtensionHelper() { | |
24 } | |
25 | |
26 bool ChromeExtensionHelper::OnMessageReceived( | |
27 const IPC::Message& message) { | |
28 bool handled = true; | |
29 IPC_BEGIN_MESSAGE_MAP(ChromeExtensionHelper, message) | |
30 IPC_MESSAGE_HANDLER(ChromeExtensionMsg_GetApplicationInfo, | |
31 OnGetApplicationInfo) | |
32 IPC_MESSAGE_UNHANDLED(handled = false) | |
33 IPC_END_MESSAGE_MAP() | |
34 return handled; | |
35 } | |
36 | |
37 void ChromeExtensionHelper::OnGetApplicationInfo() { | |
38 WebApplicationInfo app_info; | |
39 base::string16 error; | |
40 web_apps::ParseWebAppFromWebDocument( | |
41 render_view()->GetWebView()->mainFrame(), &app_info, &error); | |
42 | |
43 // Prune out any data URLs in the set of icons. The browser process expects | |
44 // any icon with a data URL to have originated from a favicon. We don't want | |
45 // to decode arbitrary data URLs in the browser process. See | |
46 // http://b/issue?id=1162972 | |
47 for (size_t i = 0; i < app_info.icons.size(); ++i) { | |
48 if (app_info.icons[i].url.SchemeIs(url::kDataScheme)) { | |
49 app_info.icons.erase(app_info.icons.begin() + i); | |
50 --i; | |
51 } | |
52 } | |
53 | |
54 Send( | |
55 new ChromeExtensionHostMsg_DidGetApplicationInfo(routing_id(), app_info)); | |
56 } | |
57 | |
58 } // namespace extensions | |
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