function views_rss_core_field_formatter_settings_summary in Views RSS 7.2

Implements hook_field_formatter_settings_summary().

File

modules/views_rss_core/views_rss_core.field.inc, line 46

Field formatters for Views RSS: Core Elements module.

Code

function views_rss_core_field_formatter_settings_summary($field, $instance, $view_mode) {
  $display = $instance['display'][$view_mode];
  $settings = $display['settings'];
  $summary = array();
  if ($field['type'] == 'image') {
    $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 (!empty($settings['image_style']) && !empty($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);
}