start()
$options = new ezcAuthenticationSessionOptions();
$session = new ezcAuthenticationSession( $options );
$session->start();
// URL after returning from OpenID authentication
$url = isset( $_GET['openid_identity'] ) ? $_GET['openid_identity'] : $session->load();
if ( $url === null )
{
// URL at the start of authentication
$url = isset( $_GET['openid_identifier'] ) ? $_GET['openid_identifier'] : $session->load();
}
$action = isset( $_GET['action'] ) ? strtolower( $_GET['action'] ) : null;
$credentials = new ezcAuthenticationIdCredentials( $url );
$authentication = new ezcAuthentication( $credentials );
$authentication->session = $session;
if ( $action === 'logout' )
{
$session->destroy();
}
else
{
$options = new ezcAuthenticationOpenidOptions();
$options->mode = ezcAuthenticationOpenidFilter::MODE_SMART;
$options->openidVersion = ezcAuthenticationOpenidFilter::VERSION_2_0;
$options->store = new ezcAuthenticationOpenidFileStore( '/tmp/store' );
$filter = new ezcAuthenticationOpenidFilter( $options );
$filter->registerFetchData( array( 'fullname', 'gender', 'country', 'language' ) );
$authentication->addFilter( $filter );
}
if ( !$authentication->run() )
{
// authentication did not succeed, so inform the user
$status = $authentication->getStatus();
$err = array();
$err["user"] = "";
$err["session"] = "";
for ( $i = 0; $i < count( $status ); $i++ )
{
list( $key, $value ) = each( $status[$i] );
switch ( $key )
{
case 'ezcAuthenticationOpenidFilter':
if ( $value === ezcAuthenticationOpenidFilter::STATUS_SIGNATURE_INCORRECT )
{
$err["user"] = "OpenID said the provided identifier was incorrect.";
}
if ( $value === ezcAuthenticationOpenidFilter::STATUS_CANCELLED )
{
$err["user"] = "The OpenID authentication was cancelled, please re-login.";
}
if ( $value === ezcAuthenticationOpenidFilter::STATUS_URL_INCORRECT )
{
$err["user"] = "The identifier you provided is empty or invalid. It must be a URL (eg. www.example.com or http://www.example.com)";
}
break;
case 'ezcAuthenticationSessionFilter':
if ( $value === ezcAuthenticationSessionFilter::STATUS_EXPIRED )
{
$err["session"] = "Session expired";
}
break;
}
}
?>
Please login with your OpenID identifier (an URL, eg. www.example.com or http://www.example.com):
You are logged-in as | Logout