function viewreference_autocomplete_validate in View reference 6.2

Same name and namespace in other branches

1. 6.3 viewreference.module \viewreference_autocomplete_validate()
2. 6 viewreference.module \viewreference_autocomplete_validate()
3. 7.3 viewreference.module \viewreference_autocomplete_validate()

Validate an autocomplete element.

Remove the wrapper layer and set the right element's value.

1 string reference to 'viewreference_autocomplete_validate'

viewreference_autocomplete_process in ./viewreference.module

Process an individual element.

File

./viewreference.module, line 587

Defines a field type for referencing a view from a node.

Code

function viewreference_autocomplete_validate($element, &$form_state) {
  $field_name = $element['#field_name'];
  $field = content_fields($field_name);
  $field_key = $element['#columns'][0];
  $delta = $element['#delta'];
  $value = $element['#value'][$field_key];
  $vid = NULL;
  if (!empty($value)) {
    preg_match('/^(?:\\s*|(.*) )?\\[\\s*view\\s*:\\s*(\\d+)\\s*\\]$/', $value, $matches);
    if (!empty($matches)) {

      // explicit vid
      list(, $title, $vid) = $matches;
      $args[] = $vid;
      $result = db_query("SELECT title FROM {viewreference} WHERE view_id = '%s'", $args);
      if (!empty($title) && ($v = db_fetch_object($result)) && $title != $v->title) {
        form_set_error($element[$field_key], t('%name: Title mismatch. Please check your selection.'), array(
          '%name' => t($element[$field_key]['#title']),
        ));
      }
    }
    else {
      $vids = _viewreference_potential_references($field, FALSE, $value, TRUE);
      $vid = !empty($vids) ? array_shift(array_keys($vids)) : 0;
    }
  }
  form_set_value($element, $vid, $form_state);
  return $element;
}