<?

class MySQL
{
	var $link;

	function connect($server, $username, $password) {
		$this->link = mysql_connect($server, $username, $password);
	}

	function selectDatabase( $name ) {
		mysql_select_db( $name, $this->link );
	}

	function query( $sql ) {
		mysql_query( $sql, $this->link) ;
	}

	function close() {
		mysql_close( $this->link );
	}

}

class User {

	function login( $username, $password ) {

		$username = mysql_real_escape_string( $username );
		$password = mysql_real_escape_string( md5( $password ) );

		$sql = sprintf( "SELECT id FROM user WHERE name = '%s' AND password = '%s' LIMIT 1", $username, $password );
		$result = MySQL::query( $sql );

		if( mysql_num_rows( $result ) == 1 ) {
			$row = mysql_fetch_assoc( $result );
			$_SESSION['userid'] = $row['id'];

			return "Succes!";
		}
		else {
			return "Ingen succes!"
		}
	}

	function logout() {
		session_destroy();

		return "Du blev logget ud!";
	}

}

?>