if($_POST):
 	$return = array(); 
	$username = htmlentities(mysql_real_escape_string($_POST["username"]));
	$ask = $database->query("SELECT * from tm_members where username='$username'")->fetch();
	if($_POST["username"] == "" and $_POST["password"] == ""):
		$return["error"] = "hata";
	else:
		if(isset($_POST["username"])):
			if (($_POST["username"] == $ask["username"]) and (sha1(base64_encode(md5(base64_encode($_POST["password"])))) == $ask['password'])):
				$_SESSION["login"]          = "true";
				$_SESSION["username"]       = $_POST["username"];
				$_SESSION["password"]       = $_POST["password"];
				$return["url"] 				= "dashboard.php";
			else:
				$return["error"] = "Kullanıcı Yok";
			endif;
		endif;
	endif;
	echo json_encode($return);	
endif;

session_start();
session_destroy();
header("Location: index.php");