microcosm/auth.php at master · TimSC/microcosm · GitHub

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<?php
require_once('config.php');

//*******************
//User Authentication
//*******************

function GetUsernameAndPassword()
{
	global $PROG_ARG_LONG;
	$options = getopt(PROG_ARG_STRING, $PROG_ARG_LONG);

	$login = Null;
	if(isset($_SERVER['PHP_AUTH_USER'])) $login = $_SERVER['PHP_AUTH_USER'];
	if(isset($options['user'])) $login = $options['user'];

	$pass = Null;
	if(isset($_SERVER['PHP_AUTH_PW'])) $pass = $_SERVER['PHP_AUTH_PW'];
	if(isset($options['password'])) $pass = $options['password'];

	return array($login, $pass);
}

function RequestAuthFromUser()
{
	CallFuncByMessage(Message::WEB_RESPONSE_TO_CLIENT, array("Authentication Cancelled",
			array('WWW-Authenticate: Basic realm="'.SERVER_NAME.'"','HTTP/1.0 401 Unauthorized')));
}

function RequireAuth($login, $pass)
{
	if ($login === Null) {
		RequestAuthFromUser();
		return -1;
	}

	$ret = CallFuncByMessage(Message::CHECK_LOGIN,array($login, $pass));
	if($ret===-1) {RequestAuthFromUser(); return -1;}
	if($ret===0) {RequestAuthFromUser(); return -1;}
	if(is_array($ret)) list($displayName, $userId) = $ret;
	return array($displayName, $userId);
}

?>