case 'new_product_preview':
// copy image only if modified
          
        // BOF: [TiM's osC Solutions] - Better image upload features
        
        /*
         * osCommerce is lacking a way to resample and reduce large uploaded photos.
         * Additionally it's lacking a way to mark the uploaded files as temporary
         * until admin presses the confirm button. This fixes that.
         */
         
          // check if uploaded file
          if (is_uploaded_file($_FILES['products_image']['tmp_name'])) {
          
          // check if image directory exists and is writeable
          if (!is_dir(DIR_FS_CATALOG_IMAGES)) mkdir(DIR_FS_CATALOG_IMAGES, 0777);
          if (is_dir(DIR_FS_CATALOG_IMAGES)) {
            if (!is_writeable(DIR_FS_CATALOG_IMAGES)) {
              $messageStack->add(ERROR_CATALOG_IMAGE_DIRECTORY_NOT_WRITEABLE, 'error');
              break;
            }
          } else {
            $messageStack->add(ERROR_CATALOG_IMAGE_DIRECTORY_DOES_NOT_EXIST, 'error');
            break;
          }
          
          // check if products subdirectory exists and is writeable
          if (!is_dir(DIR_FS_CATALOG_IMAGES . 'products/')) mkdir(DIR_FS_CATALOG_IMAGES . 'products/', 0777);
          if (is_dir(DIR_FS_CATALOG_IMAGES . 'products/')) {
            if (!is_writeable(DIR_FS_CATALOG_IMAGES . 'products/')) {
              $messageStack->add(ERROR_CATALOG_IMAGE_DIRECTORY_NOT_WRITEABLE, 'error');
              break;
            }
          } else {
            $messageStack->add(ERROR_CATALOG_IMAGE_DIRECTORY_DOES_NOT_EXIST, 'error');
            break;
          }
          
          // require necessary files
          require_once(DIR_FS_ADMIN . DIR_WS_CLASSES . 'images.php');
          
          // create image object
          $oImage = new TiM_image($_FILES['products_image']['tmp_name']);
          
          // resample image
          $oImage->resample(BIG_IMAGE_WIDTH, BIG_IMAGE_HEIGHT, 'FIT_ONLY_BIGGER');
          
          // watermark image
          if (WATERMARK_FILE != '' && is_file(DIR_FS_CATALOG . WATERMARK_FILE)) {
            $oImage->watermark(DIR_FS_CATALOG . WATERMARK_FILE, WATERMARK_POSITION_H, WATERMARK_POSITION_V, WATERMARK_PADDING);
          }
          
          // set basename
          if (IMAGE_FILENAME_TYPE == 'Standard') {
            $products_image_name = 'products/' . $HTTP_POST_FILES['products_image']['name']; // keep original name
          } else {
            $products_image_name = 'products/_tmp' . mktime() . '.jpg'; // temporary name for automatic renaming
          }
          
          // save image
          $oImage->write(DIR_FS_CATALOG_IMAGES . $products_image_name);
          
        // EOF: [TiM's osC Solutions] - Better image upload features