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Source View: intermediate_image_sizes

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Line Code
2310           // Don't delete the thumb if another attachment uses it
2311           if (! $wpdb->get_row( $wpdb->prepare( "SELECT meta_id FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND meta_value LIKE %s AND post_id <> %d", '%'.$meta['thumb'].'%', $postid)) ) {
2312                $thumbfile = str_replace(basename($file), $meta['thumb'], $file);
2313                $thumbfile = apply_filters('wp_delete_file', $thumbfile);
2314                @ unlink($thumbfile);
2315           }
2316      }
2317
2318      // remove intermediate images if there are any
2319      $sizes = apply_filters('intermediate_image_sizes', array('thumbnail', 'medium'));
2320      foreach ( $sizes as $size ) {
2321           if ( $intermediate = image_get_intermediate_size($postid, $size) ) {
2322                $intermediate_file = apply_filters('wp_delete_file', $intermediate['path']);
2323                @ unlink($intermediate_file);
2324           }
2325      }
2326
2327      $file = apply_filters('wp_delete_file', $file);
2328