void IDBFactoryBackendImpl::open(const String& name, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<SecurityOrigin> securityOrigin, Frame*, const String& dataDir, int64_t maximumSize)
{
String fileIdentifier = securityOrigin->databaseIdentifier();
String uniqueIdentifier = fileIdentifier + "@" + name;
IDBDatabaseBackendMap::iterator it = m_databaseBackendMap.find(uniqueIdentifier);
if (it != m_databaseBackendMap.end()) {
callbacks->onSuccess(it->second);
return;
}
// FIXME: Everything from now on should be done on another thread.
RefPtr<IDBSQLiteDatabase> sqliteDatabase;
SQLiteDatabaseMap::iterator it2 = m_sqliteDatabaseMap.find(fileIdentifier);
if (it2 != m_sqliteDatabaseMap.end())
sqliteDatabase = it2->second;
else {
sqliteDatabase = openSQLiteDatabase(securityOrigin.get(), dataDir, maximumSize, fileIdentifier, this);
if (!sqliteDatabase || !createTables(sqliteDatabase->db()) || !migrateDatabase(sqliteDatabase->db())) {
callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Internal error."));
m_sqliteDatabaseMap.set(fileIdentifier, 0);
return;
}
m_sqliteDatabaseMap.set(fileIdentifier, sqliteDatabase.get());
}
RefPtr<IDBDatabaseBackendImpl> databaseBackend = IDBDatabaseBackendImpl::create(name, sqliteDatabase.get(), m_transactionCoordinator.get(), this, uniqueIdentifier);
callbacks->onSuccess(databaseBackend.get());
m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
}
bool Hourglass::setupDatabase()
{
bool ok = true;
QSettings settings;
QSqlDatabase database = QSqlDatabase::addDatabase("QSQLITE");
if (settings.contains("databasePath")) {
database.setDatabaseName(settings.value("databasePath").toString());
}
else {
#ifdef Q_OS_LINUX
QDir path(QDir::home().path());
if ((path.exists(".hourglass") || path.mkdir(".hourglass")) && path.cd(".hourglass")) {
QString databasePath = path.absoluteFilePath("hourglass.db");
database.setDatabaseName(databasePath);
settings.setValue("databasePath", databasePath);
}
#else
// Non-Linux
database.setDatabaseName("hourglass.db");
#endif
}
if (database.databaseName().isEmpty() || !database.open()) {
// Try to use in-memory database
database.setDatabaseName(":memory:");
if (database.open()) {
QMessageBox::warning(NULL, "In memory database", "Couldn't create a local database; using an in-memory database instead. Your activities will not be saved.");
}
else {
QMessageBox::critical(NULL, "Database", "Couldn't create a local database or use an in-memory database. Closing...");
ok = false;
}
}
if (ok) {
migrateDatabase(database);
}
return ok;
}
