1: <?php
 2: 
 3: class Sesha_Factory_Driver extends Horde_Core_Factory_Base
 4: {
 5:     private $_instances = array();
 6: 
 7:     public function create($name = '', $params = array())
 8:     {
 9:         if (!isset($this->_instances[$name])) {
10:             if (!empty($params['driver'])) {
11:                 $driver = $params['driver'];
12:                 unset($params['driver']);
13:             } else {
14:                 $driver = $GLOBALS['conf']['storage']['driver'];
15:                 $params = Horde::getDriverConfig('storage', $driver);
16:             }
17:             $class = 'Sesha_Driver_' . ucfirst(basename($driver));
18: 
19:             if (!class_exists($class)) {
20:                 throw new Sesha_Exception(sprintf('Unable to load the definition of %s.', $class));
21:             }
22: 
23:             switch ($class) {
24:             case 'Sesha_Driver_Sql':
25:                 if (empty($params['db'])) {
26:                     $params['db'] = $this->_injector->getInstance('Horde_Core_Factory_Db')->create('sesha', $params);
27:                 }
28:                 break;
29:             }
30:             $this->_instances[$name] = new $class($params);
31:         }
32: 
33:         return $this->_instances[$name];
34:     }
35: 
36: }
37: