case 'dynamic':
         $Album = $Albums->find($albumID);
         if (is_object($Album)) {
             $bucket_name = $Album->albumSlug();
         }
         break;
     default:
         $bucket_name = $Settings->get('perch_gallery_bucket')->val();
         break;
 }
 if ($bucket_name == '') {
     $bucket_name = 'default';
 }
 $Perch = Perch::fetch();
 $bucket = $Perch->get_resource_bucket($bucket_name);
 PerchUtil::initialise_resource_bucket($bucket);
 $targetDir = $bucket['file_path'];
 $image_folder_writable = is_writable($targetDir);
 $filesize = 0;
 if (isset($_FILES['upload'])) {
     $file = $_FILES['upload']['name'];
     $filesize = $_FILES['upload']['size'];
 }
 // if file is greater than 0 process it into resources
 if ($filesize > 0) {
     if ($image_folder_writable && isset($file)) {
         $filename = PerchUtil::tidy_file_name($file);
         if (strpos($filename, '.php') !== false) {
             $filename .= '.txt';
         }
         //checking for naughty uploading of php files.