Login Script

		<?php
 		session_start();
		$output = 0;

		if(!isset($_SESSION["username"]) and !isset($_GET["page"]))  {
		$output = 0;
		}

		if($_GET["page"] == "log")  {

		$user = $_POST["user"];
		$password = $_POST["password"];

		if($user == "Admin" and $password == "test")  {
		$_SESSION["username"] = $user;
		$output = 1;
		} else {
		$output = 2;
		}
		}
 		?>

<html>
 <head>
 		<meta name='viewport' content='width=device-width, initial-scale=1>
		<meta charset="utf-8">
		<title>Login</title>
		<?php
		 if($output == 1) {

		?>
		<meta http-equiv="refresh" content="3; URL=hash.php"  />
		<?php
		 }
		 ?>
 </head>

 <body>
 		<?php
			if ($output == 0) {
		?>
         Bitte logge dich ein: <br>
         <form method="post" action="index.php?page=log">
          Username: <input type="text" name="user"  /> <br>
          Passwort: <input type="password" name="Password"  /> <br>
          <input type="submit" value="Einloggen"  /> <br>
        <?php
			}
		 if($ouput == 1) {
        ?>
 		 Login erfolgreich! Du wirst sofort weiter geleitet.
		<?php
		 }
		 if(output == 2) {
		 ?>
		 Passwort oder Username falsch, bitte probier es nochmal! <br>
		 <a href='index.php'>Zurück </a>
		<?php
		 }
		 ?>
 </body>
</html>