Auth_OpenID_GenericConsumer::_getAssociation PHP Method

    function _getAssociation($endpoint)
    {
        if (!$this->_use_assocs) {
            return null;
        }
        $assoc = $this->store->getAssociation($endpoint->server_url);
        if ($assoc === null || $assoc->getExpiresIn() <= 0) {
            $assoc = $this->_negotiateAssociation($endpoint);
            if ($assoc !== null) {
                $this->store->storeAssociation($endpoint->server_url, $assoc);
            }
        }
        return $assoc;
    }