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// Copyright 2015 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.
#ifndef CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_
#define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_
#include <vector>
#include "base/prefs/pref_member.h"
#include "base/threading/thread.h"
#include "components/password_manager/core/browser/keychain_migration_status_mac.h"
#include "components/password_manager/core/browser/password_store.h"
#include "components/password_manager/core/common/password_manager_pref_names.h"
namespace crypto {
class AppleKeychain;
}
namespace password_manager {
class LoginDatabase;
}
class PasswordStoreMac;
class SimplePasswordStoreMac;
// The class is a proxy for either PasswordStoreMac or SimplePasswordStoreMac.
// It is responsible for performing migration from PasswordStoreMac to
// SimplePasswordStoreMac and instantiating a correct backend according to the
// user's state.
class PasswordStoreProxyMac : public password_manager::PasswordStore {
public:
PasswordStoreProxyMac(
scoped_refptr<base::SingleThreadTaskRunner> main_thread_runner,
scoped_ptr<crypto::AppleKeychain> keychain,
scoped_ptr<password_manager::LoginDatabase> login_db,
PrefService* prefs);
bool Init(const syncer::SyncableService::StartSyncFlare& flare) override;
void Shutdown() override;
scoped_refptr<base::SingleThreadTaskRunner> GetBackgroundTaskRunner()
override;
#if defined(UNIT_TEST)
password_manager::LoginDatabase* login_metadata_db() {
return login_metadata_db_.get();
}
scoped_refptr<PasswordStoreMac> password_store_mac() {
return password_store_mac_;
}
#endif
private:
~PasswordStoreProxyMac() override;
password_manager::PasswordStore* GetBackend() const;
// Opens LoginDatabase on the background |thread_|.
void InitOnBackgroundThread(password_manager::MigrationStatus status);
// Writes status to the prefs.
void UpdateStatusPref(password_manager::MigrationStatus status);
// Executes |pending_ui_tasks_| on the UI thread.
void FlushPendingTasks();
// PasswordStore:
void ReportMetricsImpl(const std::string& sync_username,
bool custom_passphrase_sync_enabled) override;
password_manager::PasswordStoreChangeList AddLoginImpl(
const autofill::PasswordForm& form) override;
password_manager::PasswordStoreChangeList UpdateLoginImpl(
const autofill::PasswordForm& form) override;
password_manager::PasswordStoreChangeList RemoveLoginImpl(
const autofill::PasswordForm& form) override;
password_manager::PasswordStoreChangeList RemoveLoginsCreatedBetweenImpl(
base::Time delete_begin,
base::Time delete_end) override;
password_manager::PasswordStoreChangeList RemoveLoginsSyncedBetweenImpl(
base::Time delete_begin,
base::Time delete_end) override;
ScopedVector<autofill::PasswordForm> FillMatchingLogins(
const autofill::PasswordForm& form,
AuthorizationPromptPolicy prompt_policy) override;
bool FillAutofillableLogins(
ScopedVector<autofill::PasswordForm>* forms) override;
bool FillBlacklistLogins(
ScopedVector<autofill::PasswordForm>* forms) override;
void AddSiteStatsImpl(
const password_manager::InteractionsStats& stats) override;
void RemoveSiteStatsImpl(const GURL& origin_domain) override;
scoped_ptr<password_manager::InteractionsStats> GetSiteStatsImpl(
const GURL& origin_domain) override;
scoped_refptr<PasswordStoreMac> password_store_mac_;
scoped_refptr<SimplePasswordStoreMac> password_store_simple_;
// The login metadata SQL database. If opening the DB on |thread_| fails,
// |login_metadata_db_| will be reset to NULL for the lifetime of |this|.
// The ownership may be transferred to |password_store_simple_|.
scoped_ptr<password_manager::LoginDatabase> login_metadata_db_;
// Thread that the synchronous methods are run on.
scoped_ptr<base::Thread> thread_;
// Current migration status for the profile.
IntegerPrefMember migration_status_;
// List of tasks filled by InitOnBackgroundThread. They can't be just posted
// to the UI thread because the message loop can shut down before executing
// them. If this is the case then Shutdown() flushes the tasks after stopping
// the background thread.
// After InitOnBackgroundThread is run once, the queue may not be modified on
// the background thread any more.
std::vector<base::Closure> pending_ui_tasks_;
DISALLOW_COPY_AND_ASSIGN(PasswordStoreProxyMac);
};
#endif // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_
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