Files
ai_playgroud/includes/auth.php
T

94 lines
2.5 KiB
PHP

<?php
require_once __DIR__ . '/functions.php';
if (session_status() === PHP_SESSION_NONE) {
session_start();
}
function currentUser(): ?array
{
if (empty($_SESSION['user_id'])) {
return null;
}
static $user;
if ($user) {
return $user;
}
$stmt = db()->prepare('SELECT * FROM users WHERE id = :id');
$stmt->execute([':id' => $_SESSION['user_id']]);
$user = $stmt->fetch(PDO::FETCH_ASSOC) ?: null;
return $user;
}
function login(string $email, string $password): bool
{
$stmt = db()->prepare('SELECT * FROM users WHERE email = :email');
$stmt->execute([':email' => $email]);
$user = $stmt->fetch(PDO::FETCH_ASSOC);
if (!$user || !password_verify($password, $user['password'])) {
return false;
}
if ((int) $user['verified'] !== 1) {
throw new RuntimeException('Bitte verifiziere zuerst deine E-Mail.');
}
$_SESSION['user_id'] = $user['id'];
return true;
}
function logout(): void
{
session_destroy();
}
function register(array $data): array
{
$token = bin2hex(random_bytes(16));
$stmt = db()->prepare('INSERT INTO users (name, email, password, role, city, verified, verification_token, created_at)
VALUES (:name, :email, :password, :role, :city, 0, :token, :created)');
$stmt->execute([
':name' => $data['name'],
':email' => $data['email'],
':password' => password_hash($data['password'], PASSWORD_DEFAULT),
':role' => $data['role'],
':city' => $data['city'] ?? null,
':token' => $token,
':created' => (new DateTimeImmutable())->format('c'),
]);
if ($data['role'] === 'band') {
$band = db()->prepare('INSERT INTO bands (user_id, name, city, genre, price, description, status)
VALUES (:user_id, :name, :city, :genre, :price, :description, :status)');
$band->execute([
':user_id' => (int) db()->lastInsertId(),
':name' => $data['band_name'] ?? 'Neue Band',
':city' => $data['city'] ?? '',
':genre' => $data['genre'] ?? '',
':price' => 0,
':description' => 'Bitte Profil ergänzen.',
':status' => 'prüfung',
]);
}
return ['token' => $token];
}
function requireLogin(): void
{
if (!currentUser()) {
header('Location: login.php');
exit;
}
}
function requireAdmin(): void
{
$user = currentUser();
if (!$user || $user['role'] !== 'admin') {
http_response_code(403);
echo 'Keine Berechtigung';
exit;
}
}