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/*
* 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 "DatabaseTracker.h"
#include "CString.h"
#include "Database.h"
#include "DatabaseObserver.h"
#include "DatabaseThread.h"
#include "Document.h"
#include "QuotaTracker.h"
#include "SecurityOrigin.h"
#include "SQLiteFileSystem.h"
#include <wtf/HashSet.h>
#include <wtf/StdLibExtras.h>
namespace WebCore {
DatabaseTracker& DatabaseTracker::tracker()
{
DEFINE_STATIC_LOCAL(DatabaseTracker, tracker, ());
return tracker;
}
DatabaseTracker::DatabaseTracker()
{
SQLiteFileSystem::registerSQLiteVFS();
}
bool DatabaseTracker::canEstablishDatabase(Document*, const String&, const String&, unsigned long)
{
// In Chromium, a database can always be established (even though we might not
// be able to write anything to it if the quota for this origin was exceeded)
return true;
}
void DatabaseTracker::setDatabaseDetails(SecurityOrigin*, const String&, const String&, unsigned long)
{
// Chromium sets the database details when the database is opened
}
String DatabaseTracker::fullPathForDatabase(SecurityOrigin* origin, const String& name, bool)
{
return origin->databaseIdentifier() + "/" + name + "#";
}
void DatabaseTracker::addOpenDatabase(Database* database)
{
ASSERT(isMainThread());
DatabaseObserver::databaseOpened(database);
}
void DatabaseTracker::removeOpenDatabase(Database* database)
{
// FIXME: once we know how to use this information, figure out
// how to get this method called on the main thread
//ASSERT(isMainThread());
//DatabaseObserver::databaseClosed(database);
}
unsigned long long DatabaseTracker::getMaxSizeForDatabase(const Database* database)
{
ASSERT(currentThread() == database->document()->databaseThread()->getThreadID());
unsigned long long spaceAvailable = 0;
unsigned long long databaseSize = 0;
QuotaTracker::instance().getDatabaseSizeAndSpaceAvailableToOrigin(
database->securityOrigin()->databaseIdentifier(),
database->stringIdentifier(), &databaseSize, &spaceAvailable);
return databaseSize + spaceAvailable;
}
}
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