function theme_imagefield_crop_widget_preview in Imagefield Crop 6

File

./imagefield_crop.module, line 209

Code

function theme_imagefield_crop_widget_preview($item = NULL) {
  if (is_null($item) || empty($item['filepath'])) {
    return '<!-- link to default admin thumb -->';
  }
  $thumb_path = imagefield_file_admin_thumb_path($item);

  // A dummy query-string is added to filenames, to gain control over
  // browser-caching. The string changes on every update or full cache
  // flush, forcing browsers to load a new copy of the files, as the
  // URL changed.
  // This technique was copied from common.inc, see css_js_query_string
  // documentation
  $query_string = '?' . variable_get('imagefield_crop_query_string', REQUEST_TIME);
  return '<img src="' . file_create_url($thumb_path) . $query_string . '" />';
}