Auth_OpenID_FileStore::cleanupAssociations PHP Method

    function cleanupAssociations()
    {
        $removed = 0;
        foreach ($this->_allAssocs() as $pair) {
            list($assoc_filename, $assoc) = $pair;
            if ($assoc->getExpiresIn() == 0) {
                $this->_removeIfPresent($assoc_filename);
                $removed += 1;
            }
        }
        return $removed;
    }