function rss_enclosure_field_formatter_settings_summary in RSS field formatters 7

Implements hook_field_formatter_settings_summary().

File

./rss_enclosure.module, line 91

Provides an RSS enclosure field formatter for file, image and media fields.

Code

function rss_enclosure_field_formatter_settings_summary($field, $instance, $view_mode) {
  $summary = array();
  if ($field['type'] == 'image') {
    $display = $instance['display'][$view_mode];
    $settings = $display['settings'];
    $image_styles = image_style_options(FALSE);

    // Unset possible 'No defined styles' option.
    unset($image_styles['']);

    // Styles could be lost because of enabled/disabled modules that defines
    // their styles in code.
    if (isset($image_styles[$settings['image_style']])) {
      $summary[] = t('Image style: @style', array(
        '@style' => $image_styles[$settings['image_style']],
      ));
    }
    else {
      $summary[] = t('Original image');
    }
  }
  return implode('<br />', $summary);
}