Handbuch-Manager/setup.php at main · wahke/Handbuch-Manager · GitHub

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<?php
$schritt = 1;
$meldung = '';
$fehler = '';

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $host = trim($_POST['host']);
    $dbname = trim($_POST['dbname']);
    $dbuser = trim($_POST['dbuser']);
    $dbpass = trim($_POST['dbpass']);
    $adminuser = trim($_POST['adminuser']);
    $adminpass = $_POST['adminpass'];
    $tinymceKey = trim($_POST['tinymce'] ?? '');

    try {
        // Verbindung zur Datenbank (ohne DB-Name für initialen Zugriff)
        $pdo = new PDO("mysql:host=$host", $dbuser, $dbpass);
        $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

        // Datenbank anlegen
        $pdo->exec("CREATE DATABASE IF NOT EXISTS `$dbname` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci");
        $pdo->exec("USE `$dbname`");

        // Tabellen anlegen
        $sql = "
        CREATE TABLE IF NOT EXISTS benutzer (
            id INT AUTO_INCREMENT PRIMARY KEY,
            benutzername VARCHAR(100) NOT NULL UNIQUE,
            passwort_hash VARCHAR(255) NOT NULL
        );

        CREATE TABLE IF NOT EXISTS kategorien (
            id INT AUTO_INCREMENT PRIMARY KEY,
            name VARCHAR(255) NOT NULL
        );

        CREATE TABLE IF NOT EXISTS beitraege (
            id INT AUTO_INCREMENT PRIMARY KEY,
            titel VARCHAR(255) NOT NULL,
            inhalt TEXT NOT NULL,
            kategorie_id INT,
            erstellt_am DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (kategorie_id) REFERENCES kategorien(id) ON DELETE SET NULL
        );
        ";
        $pdo->exec($sql);

        // Admin-Benutzer anlegen
        $hash = password_hash($adminpass, PASSWORD_DEFAULT);
        $stmt = $pdo->prepare("INSERT INTO benutzer (benutzername, passwort_hash) VALUES (:u, :p)");
        $stmt->execute([':u' => $adminuser, ':p' => $hash]);

        // Ordner prüfen und Dateien schreiben
        $includesDir = __DIR__ . '/includes';

        if (!is_dir($includesDir)) {
            if (!mkdir($includesDir, 0755, true)) {
                throw new Exception("Ordner 'includes/' konnte nicht erstellt werden.");
            }
        }

        if (!is_writable($includesDir)) {
            throw new Exception("Ordner 'includes/' ist nicht beschreibbar. Bitte Schreibrechte prüfen.");
        }

        // db.php erzeugen
        $dbphp = "<?php\n".
                 "\$host = '$host';\n".
                 "\$dbname = '$dbname';\n".
                 "\$user = '$dbuser';\n".
                 "\$pass = '$dbpass';\n".
                 "try {\n".
                 "    \$pdo = new PDO(\"mysql:host=\$host;dbname=\$dbname;charset=utf8mb4\", \$user, \$pass);\n".
                 "    \$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n".
                 "} catch (PDOException \$e) {\n".
                 "    die(\"Verbindung fehlgeschlagen: \" . \$e->getMessage());\n".
                 "}\n?>";

        file_put_contents($includesDir . '/db.php', $dbphp);

        // config.php erzeugen (API-Keys o.Ä.)
        $configphp = "<?php\n" .
                     "\$TINYMCE_API_KEY = '" . addslashes($tinymceKey) . "';\n" .
                     "?>";

        file_put_contents($includesDir . '/config.php', $configphp);

        $meldung = "✅ Setup abgeschlossen! Du kannst dich jetzt einloggen.";
        $schritt = 2;

    } catch (Exception $e) {
        $fehler = "❌ Fehler: " . $e->getMessage();
    }
}
?>

<!DOCTYPE html>
<html lang="de">
<head>
    <meta charset="UTF-8">
    <title>Setup</title>
    <style>
        body { font-family: Arial, sans-serif; background: #f4f4f4; }
        .container {
            max-width: 600px;
            margin: 3rem auto;
            background: white;
            padding: 2rem;
            border-radius: 6px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }
        label { display: block; margin-top: 1rem; font-weight: bold; }
        input[type="text"], input[type="password"] {
            width: 100%;
            padding: 0.5rem;
            margin-top: 0.3rem;
            border: 1px solid #ccc;
            border-radius: 4px;
            box-sizing: border-box;
        }
        button {
            margin-top: 2rem;
            padding: 0.7rem 1.5rem;
            background: #0066cc;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }
        footer {
            text-align: center;
            color: #777;
            font-size: 0.9rem;
            margin-top: 3rem;
            padding-bottom: 1rem;
        }
        .msg { margin-top: 1rem; padding: 1rem; border-radius: 5px; }
        .success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
        .error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
    </style>
</head>
<body>
<div class="container">
    <h2>🔧 Setup</h2>

    <?php if ($meldung): ?>
        <div class="msg success"><?= htmlspecialchars($meldung) ?></div>
        <p><a href="login.php">➡️ Weiter zum Login</a></p>
    <?php elseif ($fehler): ?>
        <div class="msg error"><?= htmlspecialchars($fehler) ?></div>
    <?php endif; ?>

    <?php if ($schritt === 1): ?>
    <form method="post">
        <label for="host">Datenbank-Host:</label>
        <input type="text" name="host" id="host" required value="localhost">

        <label for="dbname">Datenbank-Name:</label>
        <input type="text" name="dbname" id="dbname" required>

        <label for="dbuser">Datenbank-Benutzer:</label>
        <input type="text" name="dbuser" id="dbuser" required>

        <label for="dbpass">Datenbank-Passwort:</label>
        <input type="password" name="dbpass" id="dbpass" required>

        <hr>

        <label for="adminuser">Admin-Benutzername:</label>
        <input type="text" name="adminuser" id="adminuser" required>

        <label for="adminpass">Admin-Passwort:</label>
        <input type="password" name="adminpass" id="adminpass" required>

        <hr>

        <label for="tinymce">TinyMCE API-Key (optional):</label>
        <input type="text" name="tinymce" id="tinymce" placeholder="z. B. to7f6t9h9i...">

        <button type="submit">Setup starten</button>
    </form>
    <?php endif; ?>
</div>

<footer>
    &copy; 2021 - <?= date('Y') ?> <a href="https://wahke.lu">wahke.lu</a> | Kevin Wahl – Alle Rechte vorbehalten.
</footer>

</body>
</html>