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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/external_component_loader.h"
#include "base/sha1.h"
#include "base/strings/string_number_conversions.h"
#include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/search/hotword_service.h"
#include "chrome/browser/search/hotword_service_factory.h"
#include "chrome/browser/signin/signin_manager_factory.h"
#include "chrome/common/extensions/extension_constants.h"
#include "components/signin/core/browser/signin_manager.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_urls.h"
#if defined(OS_CHROMEOS)
#include "base/command_line.h"
#include "chromeos/chromeos_switches.h"
#endif
namespace extensions {
ExternalComponentLoader::ExternalComponentLoader(Profile* profile)
: profile_(profile) {
}
ExternalComponentLoader::~ExternalComponentLoader() {}
// static
bool ExternalComponentLoader::IsModifiable(const Extension* extension) {
if (extension->location() == Manifest::EXTERNAL_COMPONENT) {
static const char* const enhanced_extension_hashes[] = {
"D5736E4B5CF695CB93A2FB57E4FDC6E5AFAB6FE2", // http://crbug.com/312900
"D57DE394F36DC1C3220E7604C575D29C51A6C495", // http://crbug.com/319444
"3F65507A3B39259B38C8173C6FFA3D12DF64CCE9" // http://crbug.com/371562
};
std::string hash = base::SHA1HashString(extension->id());
hash = base::HexEncode(hash.c_str(), hash.length());
for (size_t i = 0; i < arraysize(enhanced_extension_hashes); i++)
if (hash == enhanced_extension_hashes[i])
return true;
}
return false;
}
void ExternalComponentLoader::StartLoading() {
prefs_.reset(new base::DictionaryValue());
std::string app_id = extension_misc::kInAppPaymentsSupportAppId;
prefs_->SetString(app_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
if (HotwordServiceFactory::IsHotwordAllowed(profile_)) {
std::string hotword_id = extension_misc::kHotwordExtensionId;
if (HotwordService::IsExperimentalHotwordingEnabled()) {
hotword_id = extension_misc::kHotwordSharedModuleId;
}
prefs_->SetString(hotword_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
InitBookmarksExperimentState(profile_);
{
std::string extension_id;
if (GetBookmarksExperimentExtensionID(profile_->GetPrefs(),
&extension_id) &&
!extension_id.empty()) {
prefs_->SetString(extension_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
}
#if defined(OS_CHROMEOS)
{
base::CommandLine* const command_line =
base::CommandLine::ForCurrentProcess();
if (!command_line->HasSwitch(chromeos::switches::kDisableNewZIPUnpacker)) {
const std::string extension_id = extension_misc::kZIPUnpackerExtensionId;
prefs_->SetString(extension_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
}
#endif
LoadFinished();
}
} // namespace extensions
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