/*
 * Copyright (C) 2009 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR 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.
 */

#include "config.h"
#include "modules/webdatabase/SQLTransactionClient.h"

#include "core/dom/CrossThreadTask.h"
#include "core/dom/ExecutionContext.h"
#include "modules/webdatabase/Database.h"
#include "modules/webdatabase/DatabaseContext.h"
#include "platform/weborigin/DatabaseIdentifier.h"
#include "platform/weborigin/SecurityOrigin.h"
#include "public/platform/Platform.h"
#include "public/platform/WebDatabaseObserver.h"
#include "wtf/Functional.h"

namespace blink {

static void databaseModified(Database* database)
{
    if (Platform::current()->databaseObserver()) {
        Platform::current()->databaseObserver()->databaseModified(
            createDatabaseIdentifierFromSecurityOrigin(database->securityOrigin()),
            database->stringIdentifier());
    }
}

void SQLTransactionClient::didCommitWriteTransaction(Database* database)
{
    ExecutionContext* executionContext = database->databaseContext()->executionContext();
    if (!executionContext->isContextThread()) {
        executionContext->postTask(createCrossThreadTask(&databaseModified, database));
        return;
    }

    databaseModified(database);
}

bool SQLTransactionClient::didExceedQuota(Database* database)
{
    // Chromium does not allow users to manually change the quota for an origin (for now, at least).
    // Don't do anything.
    ASSERT(database->databaseContext()->executionContext()->isContextThread());
    return false;
}

} // namespace blink