<?php
if (isset($_SESSION["loggedin"]) && $_SESSION["loggedin"] === true)
{
header("Location:index.php?page=80");
exit();
}
function CodeString($length=12)
{
return substr(str_shuffle(str_repeat($x='1234567890987654321', ceil($length/strlen($x)))),1,$length);
}
$timestamp=date("Y-m-d H:i:s");
$postmaster="<meine webseite>";
$user_name=$email=$password=$confirm_password="";
$username_err=$mail_err=$password_err=$confirm_password_err="";
if (isset($_POST['save']) && $_POST['save'] == 'Senden')
{
$postusername=isset($_POST['username']) ? $_POST['username'] : "";
if (empty($postusername))
{
$username_err="Feld Username ist leer!";
}
elseif ((strlen(trim($postusername)) < 6) || (strlen(trim($postusername))) > 40)
{
$username_err="Username 6 bis 40 Zeichen!";
}
else
{
$user_name=trim($postusername);
if ($user_name === false)
{
$username_err="Dies ist kein Username!";
}
$stmt=$pdo->prepare("SELECT username FROM usertable WHERE username=:username");
$stmt->bindParam(":username", $param_username, PDO::PARAM_STR);
$param_username=$user_name;
if ($stmt->execute())
{
if ($stmt->rowCount() == 1)
{
$username_err="Dieser Username ist schon vorhanden!";
}
}
}

$postmail=isset($_POST['email']) ? $_POST['email'] : "";
if (empty($postmail))
{
$mail_err="Feld eMail ist leer!";
}
elseif ((strlen(trim($postmail)) < 8) || (strlen(trim($postmail))) > 75)
{
$mail_err="eMail 8 bis 75 Zeichen!";
}
else
{
$email=filter_var(trim($postmail), FILTER_VALIDATE_EMAIL);
if (!preg_match("/^[a-z]{2,}[w.+-]{1,}+@[^@]+.[a-z]{2,3}$/i",$email))
{
$email_err="Bitte eine valide eMail-Adresse eingeben";
}
if ($email === false)
{
$mail_err="Dies ist keine eMail-Adresse!";
}
$stmt=$pdo->prepare("SELECT usermail FROM usertable WHERE usermail=:usermail");
$stmt->bindParam(":usermail", $param_usermail, PDO::PARAM_STR);
$param_usermail=$email;
if ($stmt->execute())
{
if ($stmt->rowCount() == 1)
{
$mail_err="Diese eMail-Adresse ist schon vorhanden!";
}
}
}

$postpass=isset($_POST['passwort']) ? $_POST['passwort'] : "";
if (empty($postpass))
{
$mail_err="Feld Passwort ist leer!";
}
elseif ((strlen(trim($postpass)) < 8) || (strlen(trim($postpass))) > 40)
{
$password_err="Password 8 bis 40 Zeichen!";
}
else
{
if (!preg_match("/[^a-zA-Z0-9]/",$postpass))
{
$password_err = 'minimum je 1mal Groß, klein-Buchstabe, Ziffer und Sonderzeichen sind Pflicht!';
}
$password=trim($postpass);
if ($password === false)
{
$password_err="Dies ist kein Passwort!";
}
}

$code=IntVal(CodeString());
if (empty($username_err) && empty($password_err) && empty($confirm_password_err) && empty($mail_err))
{
$subject=$postmaster."\n";
$empfaenger=trim($email);
$text="Hallo: ".htmlspecialchars($user_name)."\n";
$text.="Betreff:Registrierung\n";
$text.="Dein Freischaltcode: ".$code;
mail($empfaenger,$subject,$text);

$stmt=$pdo->prepare("INSERT INTO usertable (username, usermail, userpass, datum, code) VALUES(:param_username, :param_mail, :param_password, :param_datum, :param_cod)");
$stmt->bindParam(":param_username", $user_name, PDO::PARAM_STR);
$stmt->bindParam(":param_mail", $email, PDO::PARAM_STR);
$stmt->bindParam(":param_password", $param_password, PDO::PARAM_STR);
$stmt->bindParam(":param_datum", $timestamp, PDO::PARAM_STR);
$stmt->bindParam(":param_cod", $code, PDO::PARAM_INT);
$param_password=password_hash($password, PASSWORD_DEFAULT);
if ($stmt->execute())
{
header("Location:index.php?page=90&message=reginf");
}
else
{
echo"Da ist was schief gelaufen!";
}
}
}
?>

<?php
if (isset($_SESSION["loggedin"]) && $_SESSION["loggedin"] === true)
{
header("Location:index.php?page=1");
exit();
}
?>

<?php
if (isset($_SESSION["loggedin"]) && $_SESSION["loggedin"] === true)
{
header("Location:index.php?page=1");
exit();
}
?>

<?php
if (isset($_SESSION["loggedin"]) && $_SESSION["loggedin"] === true)
{
header("Location:index.php?page=80");
exit();
}
?>

<?php
function PasswString($length=16)
{
return substr(str_shuffle(str_repeat($x='123456789abcdefghiklmnoprstuvwxyzABCDEFGHKLMNPQRSTUVWXYZ*+~#,.-_:;', ceil($length/strlen($x)) )),1,$length);
}
?>

<?php

unset($_SESSION['username']);
unset($_SESSION['id']);
session_unset();
session_destroy();
header("index.php?page=1");
?>