/**
  * Runs when DG is uninstalled for an individual blog.
  */
 private static function _uninstall($blog)
 {
     $options = DG_Thumber::getOptions($blog);
     if (is_null($options)) {
         return;
     }
     foreach ($options['thumbs'] as $val) {
         if (isset($val['thumber'])) {
             @unlink($val['thumb_path']);
         }
     }
     DocumentGallery::deleteOptions($blog);
 }
 /**
  * Runs when DG is uninstalled for an individual blog.
  */
 private static function _uninstall($blog)
 {
     DG_Thumb::purgeThumbs(null, $blog);
     DocumentGallery::deleteOptions($blog);
 }