function node_reference_autocomplete_value in References 7.2

Value callback for a node_reference autocomplete element.

Replace the node nid with a node title.

@codingStandardsIgnoreStart

1 string reference to 'node_reference_autocomplete_value'

node_reference_field_widget_form in node_reference/node_reference.module

Implements hook_field_widget_form().

File

node_reference/node_reference.module, line 684

Defines a field type for referencing one node from another.

Code

function node_reference_autocomplete_value($element, $input = FALSE, $form_state) {

  // @codingStandardsIgnoreEnd
  if ($input === FALSE) {

    // We're building the displayed 'default value': expand the raw nid into
    // "node title [nid:n]".
    $nid = $element['#default_value'];
    if (!empty($nid)) {
      $q = db_select('node', 'n');
      $q
        ->addField('n', 'title');
      $q
        ->addTag('node_access')
        ->condition('n.nid', $nid)
        ->range(0, 1);
      $result = $q
        ->execute();

      // @todo If no result (node doesn't exist or no access).
      $value = $result
        ->fetchField();
      $value .= ' [nid:' . $nid . ']';
      return $value;
    }
  }
}