1 // Copyright (c) 2013 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.
5 #include "chrome/browser/extensions/external_component_loader.h"
7 #include "base/command_line.h"
9 #include "base/strings/string_number_conversions.h"
10 #include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
11 #include "chrome/browser/browser_process.h"
12 #include "chrome/browser/search/hotword_service_factory.h"
13 #include "chrome/browser/signin/signin_manager_factory.h"
14 #include "chrome/common/chrome_switches.h"
15 #include "chrome/common/extensions/extension_constants.h"
16 #include "components/signin/core/browser/signin_manager.h"
17 #include "extensions/common/extension_urls.h"
19 namespace extensions {
21 ExternalComponentLoader::ExternalComponentLoader(Profile* profile)
25 ExternalComponentLoader::~ExternalComponentLoader() {}
28 bool ExternalComponentLoader::IsModifiable(const Extension* extension) {
29 if (extension->location() == Manifest::EXTERNAL_COMPONENT) {
30 static const char* enhanced_extension_hashes[] = {
31 "D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2", // http://crbug.com/312900
32 "D57DE394F36DC1C3220E7604C575D29C51A6C495", // http://crbug.com/319444
33 "3F65507A3B39259B38C8173C6FFA3D12DF64CCE9" // http://crbug.com/371562
35 std::string hash = base::SHA1HashString(extension->id());
36 hash = base::HexEncode(hash.c_str(), hash.length());
37 for (size_t i = 0; i < arraysize(enhanced_extension_hashes); i++)
38 if (hash == enhanced_extension_hashes[i])
44 void ExternalComponentLoader::StartLoading() {
45 prefs_.reset(new base::DictionaryValue());
46 std::string appId = extension_misc::kInAppPaymentsSupportAppId;
47 prefs_->SetString(appId + ".external_update_url",
48 extension_urls::GetWebstoreUpdateUrl().spec());
50 if (HotwordServiceFactory::IsHotwordAllowed(profile_)) {
51 std::string hotwordId = extension_misc::kHotwordExtensionId;
52 CommandLine* command_line = CommandLine::ForCurrentProcess();
53 if (command_line->HasSwitch(switches::kEnableExperimentalHotwording)) {
54 hotwordId = extension_misc::kHotwordSharedModuleId;
56 prefs_->SetString(hotwordId + ".external_update_url",
57 extension_urls::GetWebstoreUpdateUrl().spec());
60 InitBookmarksExperimentState(profile_);
63 if (GetBookmarksExperimentExtensionID(profile_->GetPrefs(), &ext_id) &&
65 prefs_->SetString(ext_id + ".external_update_url",
66 extension_urls::GetWebstoreUpdateUrl().spec());
72 } // namespace extensions