function _ctools_getReferencableEntities in Chaos Tool Suite (ctools) 7

Private function to get referencable entities. Based on code from the Entity Reference module.

1 call to _ctools_getReferencableEntities()

ctools_content_autocomplete_entity in includes/content.menu.inc

Helper function for autocompletion of entity titles.

File

includes/content.menu.inc, line 123

Contains menu item registration for the content tool.

Code

function _ctools_getReferencableEntities($entity_type, $entity_info, $match = NULL, $match_operator = 'LIKE', $limit = 0) {
  global $user;
  $account = $user;
  $options = array();

  // We're an entity ID, return the id.
  if (is_numeric($match) && $match_operator == '=') {
    if ($entity = array_shift(entity_load($entity_type, array(
      $match,
    )))) {
      if (isset($entity_info['access callback']) && function_exists($entity_info['access callback'])) {
        if ($entity_info['access callback']('view', $entity, $account, $entity_type)) {
          $label = entity_label($entity_type, $entity);
          return array(
            $match => array(
              'label' => !empty($label) ? $label : $entity->{$entity_info['entity keys']['id']},
              'bundle' => !empty($entity_info['entity keys']['bundle']) ? check_plain($entity->{$entity_info['entity keys']['bundle']}) : NULL,
            ),
          );
        }
      }
    }

    // If you don't have access, or an access callback or a valid entity, just
    // Return back the Entity ID.
    return array(
      $match => array(
        'label' => $match,
        'bundle' => NULL,
      ),
    );
  }

  // We have matches, build a query to fetch the result.
  if ($query = _ctools_buildQuery($entity_type, $entity_info, $match, $match_operator)) {
    if ($limit > 0) {
      $query
        ->range(0, $limit);
    }
    $results = $query
      ->execute();
    if (!empty($results)) {
      foreach ($results as $record) {
        $entities = entity_load($entity_type, array(
          $record->{$entity_info['entity keys']['id']},
        ));
        $entity = array_shift($entities);
        if (isset($entity_info['access callback']) && function_exists($entity_info['access callback'])) {
          if ($entity_info['access callback']('view', $entity, $account, $entity_type)) {
            $label = entity_label($entity_type, $entity);
            $options[$record->{$entity_info['entity keys']['id']}] = array(
              'label' => !empty($label) ? $label : $entity->{$entity_info['entity keys']['id']},
              'bundle' => !empty($entity_info['entity keys']['bundle']) ? check_plain($entity->{$entity_info['entity keys']['bundle']}) : NULL,
            );
          }
        }
      }
    }
    return $options;
  }
  return array();
}