<?php
	//Start session
	session_start();

	require_once('blablabla.....');

	//Validation error flag
	$errflag = false;

	//Function to check if the player is banned. BTW Beremix u r a fag
	function isbanned($user) {
		$result = mysql_query("SELECT Username FROM `Bans` WHERE `Username`='".$user."'");
		if(mysql_num_rows($result)!=0)
		{
			return 0;
		}
		else
		{
			return 1;
		}
	}

	//Sanitize the POST values
	$username = $_POST['username'];
	$password = $_POST['password'];

	//Input Validations
	if($username == '') {
		$_SESSION['ERRMSG_ARR'] = 'Username missing.';
		$errflag = true;
	}
	if($password == '') {
		$_SESSION['ERRMSG_ARR'] = 'Password missing.';
		$errflag = true;
	}

	//If there are input validations, redirect back to the login form
	if($errflag) {
		$_SESSION['ERRMSG_PAGE'] = 'error.php';
		session_write_close();
		header("location: error.php");
		exit();
	}

	//Create query
	$qry="SELECT * FROM `Users`  WHERE `Username` = '$username' AND `Password` = '".udb_hash($password)."' LIMIT 1";
	$result=mysql_query($qry);

	//Check whether the query was successful or not
	if($result) {
		if(mysql_num_rows($result) == 1) {
			//Login Successful
			if (isbanned($username) == 1)
			{
				die("You have been banned.");
				$_SESSION['ERRMSG_ARR'] = 'User is banned';
				$_SESSION['User is banned'] = 'error.php';
				session_write_close();
				exit();
			}
			else
			{
				session_regenerate_id();
				$member = mysql_fetch_assoc($result);
				$_SESSION['SESS_USERNAME'] = $member['Username'];
				$_SESSION['SESS_ADMIN'] = $member['Level'];
				session_write_close();
				header("location: index.php");
				exit();
			}
		}else {
			//Login failed
			$_SESSION['ERRMSG_ARR'] = 'Invalid Username or Password.';
			$_SESSION['ERRMSG_PAGE'] = 'error.php';
			session_write_close();
			header("location: error.php");
			exit();
		}
	}else {
		die("Query failed");
	}

	function udb_hash($pass)
	{
		$length = strlen($pass);
	    $s1 = 1;
	    $s2 = 0;

	    for($i=0; $i<$length; $i++)
	    {
	      $s1 = ($s1 + ord($pass[$i])) % 65521;
	      $s2 = ($s2 + $s1)       % 65521;
	    }
	    $wy= ($s2 << 16) + $s1;
		return $wy;
	}
?>