/**
  * Get device features
  * 
  * @return Application_Model_Device
  */
 public function getDevice()
 {
     if ($this->device == null) {
         $this->device = false;
         $devices = Application_Model_DevicesMapper::i()->fetchAll();
         /* @var Application_Model_Device $device */
         foreach ($devices as $device) {
             // if exact do an == comparison
             if ($device->isExact() && $device->getPattern() == $_SERVER['HTTP_USER_AGENT'] || !$device->isExact() && preg_match($device->getPattern(), $_SERVER['HTTP_USER_AGENT']) > 0) {
                 // valid $device found;
                 $this->device = $device;
                 break;
             }
         }
         if ($this->device == false) {
             // load things from default
             $this->device = new Application_Model_Device();
             if (X_VlcShares_Plugins::broker()->isRegistered('wiimc')) {
                 $this->device->setGuiClass($this->options->get('gui', 'X_VlcShares_Plugins_WiimcPlxRenderer'));
             } else {
                 $this->device->setGuiClass($this->options->get('gui', 'X_VlcShares_Plugins_WebkitRenderer'));
             }
             $this->device->setIdProfile($this->options->get('profile', 1))->setLabel("Unknown device");
         }
     }
     return $this->device;
 }