/**
* Return an Kolab_Driver instance.
*
* @return Kolab_Driver
*/
public function create(Horde_Injector $injector)
{
$driver = Horde_String::ucfirst($GLOBALS['conf']['storage']['driver']);
$signature = serialize(array($driver, $GLOBALS['conf']['storage']['params']['driverconfig']));
if (empty($this->_instances[$signature])) {
switch ($driver) {
case 'Sql':
try {
if ($GLOBALS['conf']['storage']['params']['driverconfig'] == 'horde') {
$db = $injector->getInstance('Horde_Db_Adapter');
} else {
$db = $injector->getInstance('Horde_Core_Factory_Db')->create('kolab', 'storage');
}
} catch (Horde_Exception $e) {
throw new Kolab_Exception($e);
}
$params = array('db' => $db);
break;
case 'Ldap':
try {
$params = array('ldap' => $injector->getIntance('Horde_Core_Factory_Ldap')->create('kolab', 'storage'));
} catch (Horde_Exception $e) {
throw new Kolab_Exception($e);
}
break;
}
$class = 'Kolab_Driver_' . $driver;
$this->_instances[$signature] = new $class($params);
}
return $this->_instances[$signature];
}
