93 lines
3.6 KiB
PHP
Executable File
93 lines
3.6 KiB
PHP
Executable File
<?php
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session_start();
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include('inc/db.php');
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$error = '';
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if ($_SERVER["REQUEST_METHOD"] == "POST") {
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$username = $_POST['username'];
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$password = $_POST['password'];
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$stmt = mysqli_prepare($conn, "SELECT id, username, password, email, role FROM users WHERE username = ?");
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if ($stmt) {
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mysqli_stmt_bind_param($stmt, "s", $username);
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mysqli_stmt_execute($stmt);
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$result = mysqli_stmt_get_result($stmt);
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$user = mysqli_fetch_assoc($result);
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mysqli_stmt_close($stmt);
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if ($user && isset($user['role']) && password_verify($password, $user['password'])) {
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// Authentifizierung erfolgreich, Session-Variablen setzen
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$_SESSION['user_id'] = $user['id'];
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$_SESSION['username'] = $username;
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$_SESSION['email'] = $user['email'];
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$_SESSION['role'] = $user['role'];
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// Neuen Login-Token für die geräteübergreifende Anmeldung erstellen
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$token = bin2hex(random_bytes(32));
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$expires_at = date('Y-m-d H:i:s', strtotime('+30 days'));
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// Token in der neuen `login_tokens` Tabelle speichern
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$sql_token = "INSERT INTO login_tokens (user_id, token, expires_at) VALUES (?, ?, ?)";
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$stmt_token = mysqli_prepare($conn, $sql_token);
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mysqli_stmt_bind_param($stmt_token, "iss", $user['id'], $token, $expires_at);
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mysqli_stmt_execute($stmt_token);
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mysqli_stmt_close($stmt_token);
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// Cookie mit dem Token setzen
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setcookie('remember_token', $token, time() + (86400 * 30), "/");
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header("Location: index.php");
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exit();
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} else {
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$error = "Login fehlgeschlagen.";
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}
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} else {
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$error = "Datenbankfehler.";
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="de">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>DoMiLi – Login</title>
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
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<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
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<link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined" rel="stylesheet">
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<link rel="stylesheet" href="css/style.css">
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</head>
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<body>
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<div class="container d-flex justify-content-center align-items-start py-4 pt-5">
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<div class="card bg-light shadow w-100" style="max-width: 400px;">
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<div class="card-body">
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<h4 class="card-title text-center mb-4 fs-3">DoMiLi Login</h4>
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<?php if ($error) { ?>
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<div class="alert alert-danger" role="alert">
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<?php echo $error; ?>
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</div>
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<?php } ?>
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<form method="post" action="">
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<div class="mb-3">
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<label for="username" class="form-label">Benutzername</label>
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<input type="text" class="form-control form-control-lg" id="username" name="username" required autofocus>
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</div>
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<div class="mb-3">
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<label for="password" class="form-label">Passwort</label>
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<input type="password" class="form-control form-control-lg" id="password" name="password" required>
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</div>
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<div class="d-grid">
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<button type="submit" class="btn btn-primary btn-lg">Einloggen</button>
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</div>
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</form>
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</div>
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</div>
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</div>
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<?php include('inc/footer.php'); ?>
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</body>
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</html>
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