function openid_user_add_validate

File

drupal/modules/openid/openid.pages.inc, line 81

User page callbacks for the openid module.

Code

function openid_user_add_validate($form, &$form_state) {

  // Check for existing entries.
  $claimed_id = openid_normalize($form_state['values']['openid_identifier']);
  if (db_query("SELECT authname FROM {authmap} WHERE authname = :authname", array(
    ':authname' => $claimed_id,
  ))
    ->fetchField()) {
    form_set_error('openid_identifier', t('That OpenID is already in use on this site.'));
  }
}