function userreference_field in Content Construction Kit (CCK) 5

Same name and namespace in other branches

1. 6.3 modules/userreference/userreference.module \userreference_field()
2. 6 modules/userreference/userreference.module \userreference_field()
3. 6.2 modules/userreference/userreference.module \userreference_field()

Implementation of hook_field().

File

./userreference.module, line 77

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

Code

function userreference_field($op, &$node, $field, &$items, $teaser, $page) {
  switch ($op) {
    case 'validate':
      foreach ($items as $delta => $item) {
        $error_field = isset($item['error_field']) ? $item['error_field'] : '';
        unset($item['error_field']);
        if (!empty($item['uid']) && !array_key_exists($item['uid'], _userreference_potential_references($field, '', $item['uid']))) {
          form_set_error($error_field, t('%name : Invalid user.', array(
            '%name' => t($field['widget']['label']),
          )));
        }
      }
      return;
  }
}