function cas_update_6302 in CAS 7

Same name and namespace in other branches

1. 6.3 cas.install \cas_update_6302()

Remove 'hijack user' and 'Drupal is CAS user repository' options.

File

./cas.install, line 277

Installation hooks for the CAS module.

Code

function cas_update_6302() {
  $message = NULL;
  $t = get_t();
  if (variable_get('cas_authmap', 0) || variable_get('cas_hijack_user', 0)) {

    // Create a mapping in {cas_user} for each current Drupal user.
    // The code below generates SQL equivalent to:
    //   INSERT INTO cas_user (uid, cas_name)
    //   SELECT u.uid AS uid, u.name as cas_name
    //   FROM users u
    //   WHERE uid <> 0 AND NOT EXISTS (SELECT cas_name FROM cas_user c WHERE c.cas_name = u.name);
    $query = db_select('users', 'u');
    $query
      ->addField('u', 'uid', 'uid');
    $query
      ->addField('u', 'name', 'cas_name');
    $query
      ->condition('uid', 0, '<>');
    $query
      ->notExists(db_select('cas_user', 'c')
      ->fields('c', array(
      'cas_name',
    ))
      ->where('c.cas_name = u.name'));
    db_insert('cas_user')
      ->from($query)
      ->execute();
    $message = $t('Users have been automatically assigned their CAS username. For more information, see "Associating CAS usernames with Drupal users" in the CAS module README.txt.');
  }
  variable_del('cas_authmap');
  variable_del('cas_hijack_user');
  return $message;
}