/**
* @param Sabel_Db_Driver $driver
*
* @throws Sabel_Db_Exception_Connection
* @return Sabel_Db_Driver
*/
protected static function _connect(Sabel_Db_Driver $driver)
{
$connectionName = $driver->getConnectionName();
$names = Sabel_Db_Config::getConnectionNamesOfSameSetting($connectionName);
foreach ($names as $name) {
if (isset(self::$connections[$name])) {
$driver->setConnection(self::$connections[$name]);
return $driver;
}
}
if (!isset(self::$connections[$connectionName])) {
$result = $driver->connect(Sabel_Db_Config::get($connectionName));
if (is_string($result)) {
throw new Sabel_Db_Exception_Connection($result);
} else {
self::$connections[$connectionName] = $result;
}
}
$driver->setConnection(self::$connections[$connectionName]);
return $driver;
}
