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/*
* Copyright (C) 2021 Apple Inc. 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 <WebCore/SQLiteDatabase.h>
#include <WebCore/SQLiteTransaction.h>
#include <wtf/RobinHoodHashMap.h>
#include <wtf/Scope.h>
namespace WebCore {
class PrivateClickMeasurement;
class SQLiteStatement;
class SQLiteStatementAutoResetScope;
}
namespace WebKit {
enum class PrivateClickMeasurementAttributionType : bool;
using TableAndIndexPair = std::pair<String, std::optional<String>>;
class DatabaseUtilities {
protected:
DatabaseUtilities(String&& storageFilePath);
~DatabaseUtilities();
WebCore::SQLiteStatementAutoResetScope scopedStatement(std::unique_ptr<WebCore::SQLiteStatement>&, ASCIILiteral query, ASCIILiteral logString) const;
ScopeExit<Function<void()>> WARN_UNUSED_RETURN beginTransactionIfNecessary();
enum class CreatedNewFile : bool { No, Yes };
CreatedNewFile openDatabaseAndCreateSchemaIfNecessary();
void enableForeignKeys();
void close();
void interrupt();
virtual bool createSchema() = 0;
virtual bool createUniqueIndices() = 0;
virtual void destroyStatements() = 0;
virtual String getDomainStringFromDomainID(unsigned) const = 0;
virtual bool needsUpdatedSchema() = 0;
virtual const MemoryCompactLookupOnlyRobinHoodHashMap<String, TableAndIndexPair>& expectedTableAndIndexQueries() = 0;
virtual std::span<const ASCIILiteral> sortedTables() = 0;
TableAndIndexPair currentTableAndIndexQueries(const String&);
String stripIndexQueryToMatchStoredValue(const char* originalQuery);
void migrateDataToNewTablesIfNecessary();
Vector<String> columnsForTable(ASCIILiteral tableName);
bool addMissingColumnToTable(ASCIILiteral tableName, ASCIILiteral columnName);
WebCore::PrivateClickMeasurement buildPrivateClickMeasurementFromDatabase(WebCore::SQLiteStatement&, PrivateClickMeasurementAttributionType) const;
const String m_storageFilePath;
mutable WebCore::SQLiteDatabase m_database;
mutable WebCore::SQLiteTransaction m_transaction;
};
} // namespace WebKit
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