MimeType::__construct PHP Method

        public function __construct()
        {
        }

 /**
  * Sets validator options
  *
  * @param  string|array|\Zend\Config\Config $mimetype
  * @return void
  */
 public function __construct($mimetype = array())
 {
     if ($mimetype instanceof \Zend\Config\Config) {
         $mimetype = $mimetype->toArray();
     }
     $temp = array();
     // http://de.wikipedia.org/wiki/Liste_von_Dateiendungen
     // http://www.iana.org/assignments/media-types/image/
     $default = array('application/cdf', 'application/dicom', 'application/fractals', 'application/postscript', 'application/vnd.hp-hpgl', 'application/vnd.oasis.opendocument.graphics', 'application/x-cdf', 'application/x-cmu-raster', 'application/x-ima', 'application/x-inventor', 'application/x-koan', 'application/x-portable-anymap', 'application/x-world-x-3dmf', 'image/bmp', 'image/c', 'image/cgm', 'image/fif', 'image/gif', 'image/jpeg', 'image/jpm', 'image/jpx', 'image/jp2', 'image/naplps', 'image/pjpeg', 'image/png', 'image/svg', 'image/svg+xml', 'image/tiff', 'image/vnd.adobe.photoshop', 'image/vnd.djvu', 'image/vnd.fpx', 'image/vnd.net-fpx', 'image/x-cmu-raster', 'image/x-cmx', 'image/x-coreldraw', 'image/x-cpi', 'image/x-emf', 'image/x-ico', 'image/x-icon', 'image/x-jg', 'image/x-ms-bmp', 'image/x-niff', 'image/x-pict', 'image/x-pcx', 'image/x-portable-anymap', 'image/x-portable-bitmap', 'image/x-portable-greymap', 'image/x-portable-pixmap', 'image/x-quicktime', 'image/x-rgb', 'image/x-tiff', 'image/x-unknown', 'image/x-windows-bmp', 'image/x-xpmi');
     if (is_array($mimetype)) {
         $temp = $mimetype;
         if (array_key_exists('magicfile', $temp)) {
             unset($temp['magicfile']);
         }
         if (array_key_exists('headerCheck', $temp)) {
             unset($temp['headerCheck']);
         }
         if (empty($temp)) {
             $mimetype += $default;
         }
     }
     if (empty($mimetype)) {
         $mimetype = $default;
     }
     parent::__construct($mimetype);
 }