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/*
* Copyright (C) 2024 Igalia, S.L. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "WebExtensionSQLiteDatabase.h"
#include <wtf/CompletionHandler.h>
#include <wtf/Forward.h>
#include <wtf/Function.h>
#include <wtf/Markable.h>
#include <wtf/Noncopyable.h>
#include <wtf/UUID.h>
#include <wtf/WeakPtr.h>
#include <wtf/text/WTFString.h>
namespace WebKit {
typedef int SchemaVersion;
typedef int DatabaseResult;
using WTF::UUID;
class WebExtensionSQLiteStore : public ThreadSafeRefCountedAndCanMakeThreadSafeWeakPtr<WebExtensionSQLiteStore> {
WTF_MAKE_TZONE_ALLOCATED(WebExtensionSQLiteStore);
WTF_MAKE_NONCOPYABLE(WebExtensionSQLiteStore)
public:
WebExtensionSQLiteStore(const String& uniqueIdentifier, const String& directory, bool useInMemoryDatabase);
virtual ~WebExtensionSQLiteStore() { close(); };
SchemaVersion databaseSchemaVersion();
bool useInMemoryDatabase() { return m_useInMemoryDatabase; };
bool openDatabaseIfNecessary(String& outErrorMessage, bool createIfNecessary);
void close();
void deleteDatabase(CompletionHandler<void(const String& errorMessage)>&&);
String deleteDatabaseIfEmpty();
void createSavepoint(CompletionHandler<void(Markable<WTF::UUID> savepointIdentifier, const String& errorMessage)>&&);
void commitSavepoint(WTF::UUID& savepointIdentifier, CompletionHandler<void(const String& errorMessage)>&&);
void rollbackToSavepoint(WTF::UUID& savepointIdentifier, CompletionHandler<void(const String& errorMessage)>&&);
protected:
virtual DatabaseResult createFreshDatabaseSchema() = 0;
virtual DatabaseResult resetDatabaseSchema() = 0;
virtual bool isDatabaseEmpty() = 0;
virtual SchemaVersion currentDatabaseSchemaVersion() = 0;
virtual URL databaseURL() = 0;
DatabaseResult setDatabaseSchemaVersion(SchemaVersion newVersion);
SchemaVersion migrateToCurrentSchemaVersionIfNeeded();
Ref<WorkQueue> queue() { return m_queue; };
RefPtr<WebExtensionSQLiteDatabase> database() { return m_database; };
String uniqueIdentifier() { return m_uniqueIdentifier; };
CString lastErrorMessage() { return m_database->m_lastErrorMessage; };
URL directory() { return m_directory; };
private:
void vacuum();
bool isDatabaseOpen();
String openDatabase(const URL& databaseURL, WebExtensionSQLiteDatabase::AccessType, bool deleteDatabaseFileOnError);
String deleteDatabaseFileAtURL(const URL& databaseURL, bool reopenDatabase);
String deleteDatabase();
String savepointNameFromUUID(const WTF::UUID& savepointIdentifier);
String handleSchemaVersioning(bool deleteDatabaseFileOnError);
String m_uniqueIdentifier;
URL m_directory;
RefPtr<WebExtensionSQLiteDatabase> m_database;
Ref<WorkQueue> m_queue;
bool m_useInMemoryDatabase;
};
} // namespace WebKit
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