function nodereferrer_field_load in NodeReferrer 7

implements hook_field_load().

File

./nodereferrer.module, line 152

Defines a field type for backlinking referencing nodes.

Code

function nodereferrer_field_load($entity_type, $entities, $field, $instances, $langcode, &$items, $age) {
  $settings = $field['settings'];

  // Get field settings.
  $types = array_filter($settings['referrer_types']);
  $fields = array_filter($settings['referrer_fields']);
  $order = $settings['referrer_order'];
  $translations = $settings['referrer_translations'];
  foreach ($entities as $id => $entity) {
    if ($instances[$id]['entity_type'] == 'node') {
      $values = nodereferrer_referrers($id, $fields, $types, $translations, $order);
      if (!empty($values)) {
        $items[$id][0] = array(
          'items' => $values,
          'limit' => $settings['referrer_nodes_per_page'],
          'element' => $settings['referrer_pager_element'],
          'pager' => '',
        );
      }
    }
  }

  /*
      foreach ($items[$id] as $delta => $item) {
        // Only process items with a cacheable format, the rest will be handled
        // by formatters if needed.
        if (empty($instances[$id]['settings']['prefix']) || filter_format_allowcache($item['format'])) {
          $items[$id][$delta]['safe_value'] = isset($item['value']) ? _text_sanitize($instances[$id], $langcode, $item, 'value') : '';
          if ($field['type'] == 'text_with_summary') {
            $items[$id][$delta]['safe_summary'] = isset($item['summary']) ? _text_sanitize($instances[$id], $langcode, $item, 'summary') : '';
          }
        }
      }
    }

    $values = nodereferrer_referrers($node->nid, $fields, $types, $translations, $order);
    // Pass referring node objects into CCK content_load() cache. 24/08/2006 sun
    $items = array();
    foreach ($values as $nid => $rnode) {
      $items[] = $rnode;
    }

    if (count($items) == 0) {
      return array($field['field_name'] => array());
    }

    $output = array(
      'items' => $items,
      'limit' => empty($field['referrer_nodes_per_page']) ? 0 : $field['referrer_nodes_per_page'],
      'element' => empty($field['referrer_pager_element']) ? 0 : $field['referrer_pager_element'],
      'pager' => '',
    );

    return array($field['field_name'] => array($output));*/
}