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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/api/webdata/web_data_service_base.h"
#include "base/bind.h"
#include "base/message_loop.h"
#include "base/stl_util.h"
#include "base/threading/thread.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/webdata/web_database_service.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_notification_types.h"
#ifdef DEBUG
#include "content/public/browser/browser_thread.h"
#endif
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_source.h"
////////////////////////////////////////////////////////////////////////////////
//
// WebDataServiceBase implementation.
//
////////////////////////////////////////////////////////////////////////////////
using base::Bind;
using base::Time;
using content::BrowserThread;
WebDataServiceBase::WebDataServiceBase(const ProfileErrorCallback& callback)
: db_loaded_(false),
profile_error_callback_(callback) {
// WebDataService requires DB thread if instantiated.
// Set WebDataServiceFactory::GetInstance()->SetTestingFactory(&profile, NULL)
// if you do not want to instantiate WebDataService in your test.
DCHECK(BrowserThread::IsWellKnownThread(BrowserThread::DB));
}
void WebDataServiceBase::ShutdownOnUIThread() {
db_loaded_ = false;
ShutdownDatabase();
}
void WebDataServiceBase::Init(const base::FilePath& path) {
wdbs_.reset(new WebDatabaseService(path));
wdbs_->LoadDatabase(Bind(&WebDataServiceBase::DatabaseInitOnDB, this));
}
void WebDataServiceBase::UnloadDatabase() {
if (!wdbs_)
return;
wdbs_->UnloadDatabase();
}
void WebDataServiceBase::ShutdownDatabase() {
if (!wdbs_)
return;
wdbs_->ShutdownDatabase();
}
void WebDataServiceBase::CancelRequest(Handle h) {
if (!wdbs_)
return;
wdbs_->CancelRequest(h);
}
content::NotificationSource WebDataServiceBase::GetNotificationSource() {
return content::Source<WebDataServiceBase>(this);
}
bool WebDataServiceBase::IsDatabaseLoaded() {
return db_loaded_;
}
WebDatabase* WebDataServiceBase::GetDatabase() {
if (!wdbs_)
return NULL;
return wdbs_->GetDatabaseOnDB();
}
WebDataServiceBase::~WebDataServiceBase() {
wdbs_.reset();
}
////////////////////////////////////////////////////////////////////////////////
//
// The following methods are executed on the DB thread.
//
////////////////////////////////////////////////////////////////////////////////
void WebDataServiceBase::DBInitFailed(sql::InitStatus sql_status) {
if (!profile_error_callback_.is_null())
profile_error_callback_.Run(sql_status);
}
void WebDataServiceBase::NotifyDatabaseLoadedOnUIThread() {
db_loaded_ = true;
// Notify that the database has been initialized.
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_WEB_DATABASE_LOADED,
content::Source<WebDataServiceBase>(this),
content::NotificationService::NoDetails());
}
void WebDataServiceBase::DatabaseInitOnDB(sql::InitStatus status) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
if (status == sql::INIT_OK) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&WebDataServiceBase::NotifyDatabaseLoadedOnUIThread, this));
} else {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&WebDataServiceBase::DBInitFailed, this, status));
}
}
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