DrupalAPI.de

1. drupal
   1. drupal6
   2. drupal7

Code

modules/openid/openid.pages.inc, line 70

<?php
function openid_user_add_validate($form, &$form_state) {
  // Check for existing entries.
  $claimed_id = _openid_normalize($form_state['values']['openid_identifier']);
  if (db_result(db_query("SELECT authname FROM {authmap} WHERE authname='%s'", $claimed_id))) {
    form_set_error('openid_identifier', t('That OpenID is already in use on this site.'));
  }
}
?>