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// Copyright (c) 2012 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_policy_loader.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/prefs/pref_service.h"
#include "base/strings/stringprintf.h"
#include "base/values.h"
#include "chrome/browser/chrome_notification_types.h"
#include "chrome/browser/extensions/external_provider_impl.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_source.h"
#include "extensions/browser/pref_names.h"
namespace extensions {
ExternalPolicyLoader::ExternalPolicyLoader(Profile* profile)
: profile_(profile) {
pref_change_registrar_.Init(profile_->GetPrefs());
pref_change_registrar_.Add(pref_names::kInstallForceList,
base::Bind(&ExternalPolicyLoader::StartLoading,
base::Unretained(this)));
pref_change_registrar_.Add(pref_names::kAllowedTypes,
base::Bind(&ExternalPolicyLoader::StartLoading,
base::Unretained(this)));
notification_registrar_.Add(this,
chrome::NOTIFICATION_PROFILE_DESTROYED,
content::Source<Profile>(profile_));
}
// static
void ExternalPolicyLoader::AddExtension(base::DictionaryValue* dict,
const std::string& extension_id,
const std::string& update_url) {
dict->SetString(base::StringPrintf("%s.%s", extension_id.c_str(),
ExternalProviderImpl::kExternalUpdateUrl),
update_url);
}
void ExternalPolicyLoader::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
if (profile_ == NULL) return;
DCHECK(type == chrome::NOTIFICATION_PROFILE_DESTROYED) <<
"Unexpected notification type.";
if (content::Source<Profile>(source).ptr() == profile_) {
notification_registrar_.RemoveAll();
pref_change_registrar_.RemoveAll();
profile_ = NULL;
}
}
void ExternalPolicyLoader::StartLoading() {
const base::DictionaryValue* forcelist =
profile_->GetPrefs()->GetDictionary(pref_names::kInstallForceList);
prefs_.reset(forcelist ? forcelist->DeepCopy() : NULL);
LoadFinished();
}
} // namespace extensions
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