Untitled

<?php
session_start();
include_once('libs/__config.inc.php');
?>
<!DOCTYPE html>
<html lang="en">

<head>
        <title>Matrix Admin</title><meta charset="UTF-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<link rel="stylesheet" href="css/bootstrap.min.css" />
		<link rel="stylesheet" href="css/bootstrap-responsive.min.css" />
        <link rel="stylesheet" href="css/matrix-login.css" />
        <link href="font-awesome/css/font-awesome.css" rel="stylesheet" />
		<link href='http://fonts.googleapis.com/css?family=Open+Sans:400,700,800' rel='stylesheet' type='text/css'>

    </head>
    <body>
        <?php
        if(!isset($_SESSION['user'])) {
            if(!isset($_POST['logon']))
            { ?>
                <div id="loginbox">
                    <form id="loginform" class="form-vertical" action="login.php" method="post">
        				 <div class="control-group normal_text"> <h3><img src="img/logo.png" alt="Logo" /></h3></div>
                        <div class="control-group">
                            <div class="controls">
                                <div class="main_input_box">
                                    <span class="add-on bg_lg"><i class="icon-user"> </i></span><input type="text" name="user" placeholder="Username" />
                                </div>
                            </div>
                        </div>
                        <div class="control-group">
                            <div class="controls">
                                <div class="main_input_box">
                                    <span class="add-on bg_ly"><i class="icon-lock"></i></span><input type="password" name="key" placeholder="Password" />
                                </div>
                            </div>
                        </div>
                        <div class="form-actions">

                            <span class="pull-left"><a href="#" class="flip-link btn btn-info" id="to-recover">Lost password?</a></span>
                            <span class="pull-right"><button class="btn btn-success" name="logon" type="submit">Anmelden</button></span></span>
                        </div>
                    </form>
                </div><?php
            }
            else
            {
                if(!isset($_SESSION['user'])) {
                    if(isset($_POST['logon'])) {
                        if(strlen($_POST['user']) > 3 && strlen($_POST['key']) > 3) {
                            $username = mysql_real_escape_string($_POST['user']);
                            $password = mysql_real_escape_string(md5($_POST['key']));
                            $query = mysql_query("SELECT * FROM `backend_users` WHERE name = '$username' AND `key` = '$password'") or die(mysql_error());
                            $row = mysql_fetch_object($query);
                            if(mysql_num_rows($query) != 0) {
                                $_SESSION['user'] = $username;
                                $UserInfo = mysql_fetch_array($query);
                                echo '<div class="alert alert-success">Erfolgreich eingeloggt.</div>';
                                echo '<meta http-equiv="refresh" content="5; index.php">';
                            }
                            else {
                                echo '<div class="alert alert-error">Das Passwort ist falsch oder den Benutzername gibt es nicht.</div>';
                                echo '<meta http-equiv="refresh" content="2; login.php">';
                            }
                        }
                        else {
                                echo '<div class="alert alert-error">Es müssen alle Felder ausgefüllt werden.</div>';
                                echo '<meta http-equiv="refresh" content="2; login.php">';
                        }
                    }
                }
            }
        } else {
            echo '<div class="alert alert-error">Sie sind bereits Angemeldet</div>';
            echo '<meta http-equiv="refresh" content="5; index.php">';
        }
?>


        <script src="js/jquery.min.js"></script>
        <script src="js/matrix.login.js"></script>
    </body>

</html>