chamilo / chamilo-lms

     * This method is called to check if the user is authenticated (use the gateway feature).

     * @return TRUE when the user is authenticated; otherwise FALSE.

     */

    function checkAuthentication()

    {

        global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;

        phpCAS:: traceBegin();

        if (!is_object($PHPCAS_CLIENT)) {

            phpCAS:: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');

        }

        $auth = $PHPCAS_CLIENT->checkAuthentication();

        // store where the authentication has been checked and the result

        $dbg = phpCAS:: backtrace();

        $PHPCAS_AUTH_CHECK_CALL = array(

            'done' => true,

            'file' => $dbg[0]['file'],

            'line' => $dbg[0]['line'],

            'method' => __CLASS__ . '::' . __FUNCTION__,

            'result' => $auth

        );

        phpCAS:: traceEnd($auth);

        return $auth;

    }

    /**

     *

     * @return TRUE when the user is authenticated.

     */

    function isAuthenticated()

    {

        global $PHPCAS_CLIENT, $PHPCAS_AUTH_CHECK_CALL;

        phpCAS:: traceBegin();

        if (!is_object($PHPCAS_CLIENT)) {

            phpCAS:: error('this method should not be called before ' . __CLASS__ . '::client() or ' . __CLASS__ . '::proxy()');

        }

        // call the isAuthenticated method of the global $PHPCAS_CLIENT object

        $auth = $PHPCAS_CLIENT->isAuthenticated();

        // store where the authentication has been checked and the result

        $dbg = phpCAS:: backtrace();

        $PHPCAS_AUTH_CHECK_CALL = array(

            'done' => true,

            'file' => $dbg[0]['file'],

            'line' => $dbg[0]['line'],

            'method' => __CLASS__ . '::' . __FUNCTION__,

            'result' => $auth

        );

        phpCAS:: traceEnd($auth);

        return $auth;

    }

    /**