function session_limit_session_limit in Session Limit 7.2

Same name and namespace in other branches

1. 6.2 session_limit.module \session_limit_session_limit()
2. 6 session_limit.module \session_limit_session_limit()

Implements hook_session_limit().

File

./session_limit.module, line 660

Limits multiple sessions per user.

Code

function session_limit_session_limit($sid, $op) {
  switch ($op) {
    case 'collision':
      watchdog('session_limit', 'Exceeded maximum allowed active sessions.', array(), WATCHDOG_INFO);
      break;
    case 'disconnect':
      $message = variable_get('session_limit_logged_out_message', SESSION_LIMIT_LOGGED_OUT_MESSAGE);
      $message_severity = variable_get('session_limit_logged_out_message_severity', SESSION_LIMIT_LOGGED_OUT_MESSAGE_SEVERITY);
      $fields['session'] = '';
      if ($message_severity != '_none' && !empty($message)) {
        $logout_message = t($message, array(
          '@number' => session_limit_user_max_sessions(),
        ));
        $logout_message = 'messages|' . serialize(array(
          $message_severity => array(
            $logout_message,
          ),
        ));
        $fields['session'] = $logout_message;
      }
      $fields['uid'] = 0;
      db_update('sessions')
        ->fields($fields)
        ->condition('sid', $sid)
        ->execute();
      watchdog('session_limit', 'Disconnected for excess active sessions.', array(), WATCHDOG_NOTICE);
      break;
  }
}