1073 lines
41 KiB
PHP
1073 lines
41 KiB
PHP
<?php
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/**
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* Authenticatie & Autorisatie Guard voor Fociz
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*/
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if (basename($_SERVER['SCRIPT_FILENAME'] ?? '') === 'auth.php') {
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http_response_code(403);
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exit('Toegang geweigerd.');
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}
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require_once __DIR__ . '/../config/database.php';
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require_once __DIR__ . '/totp.php';
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require_once __DIR__ . '/settings.php';
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/**
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* Bepaalt of de huidige verbinding HTTPS gebruikt (inclusief reverse proxies / OpenResty / Docker)
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*/
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function is_https_request(): bool {
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if (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') {
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return true;
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}
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if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) === 'https') {
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return true;
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}
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if (!empty($_SERVER['HTTP_X_FORWARDED_SSL']) && strtolower($_SERVER['HTTP_X_FORWARDED_SSL']) === 'on') {
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return true;
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}
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if (isset($_SERVER['SERVER_PORT']) && (int)$_SERVER['SERVER_PORT'] === 443) {
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return true;
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}
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if (defined('APP_URL') && str_starts_with(APP_URL, 'https://')) {
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return true;
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}
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return false;
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}
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/**
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* AES-256-GCM / AES-256-CBC encryptie helper voor gevoelige tokens (OAuth, API keys)
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*/
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function fociz_encrypt(string $plaintext): string {
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if (empty($plaintext)) return '';
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$key = hash('sha256', defined('APP_SECRET') ? APP_SECRET : 'fociz-maria-db-super-secret-key-998877', true);
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$iv = random_bytes(16);
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$encrypted = openssl_encrypt($plaintext, 'AES-256-CBC', $key, OPENSSL_RAW_DATA, $iv);
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if ($encrypted === false) return $plaintext;
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return 'ENC:' . base64_encode($iv . $encrypted);
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}
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/**
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* AES-256-CBC decryptie helper; decodeert indien versleuteld, laat legacy plaintext ongemoeid
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*/
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function fociz_decrypt(string $ciphertext): string {
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if (empty($ciphertext)) return '';
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if (!str_starts_with($ciphertext, 'ENC:')) {
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return $ciphertext; // Plaintext legacy waarde
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}
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$raw = base64_decode(substr($ciphertext, 4), true);
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if ($raw === false || strlen($raw) < 17) {
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return $ciphertext;
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}
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$iv = substr($raw, 0, 16);
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$encrypted = substr($raw, 16);
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$key = hash('sha256', defined('APP_SECRET') ? APP_SECRET : 'fociz-maria-db-super-secret-key-998877', true);
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$decrypted = openssl_decrypt($encrypted, 'AES-256-CBC', $key, OPENSSL_RAW_DATA, $iv);
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return ($decrypted !== false) ? $decrypted : $ciphertext;
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}
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/**
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* Bepaalt het actuele client IP-adres (rekening houdend met reverse proxies)
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*/
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function fociz_get_client_ip(): string {
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$headers = [
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'HTTP_CF_CONNECTING_IP', // Cloudflare
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'HTTP_X_REAL_IP', // Nginx reverse proxy
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'HTTP_X_FORWARDED_FOR', // Standard proxy chain
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'REMOTE_ADDR' // Directe verbinding
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];
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foreach ($headers as $header) {
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if (!empty($_SERVER[$header])) {
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$ipList = explode(',', $_SERVER[$header]);
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$ip = trim($ipList[0]);
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if (filter_var($ip, FILTER_VALIDATE_IP)) {
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return $ip;
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}
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}
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}
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return $_SERVER['REMOTE_ADDR'] ?? '127.0.0.1';
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}
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/**
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* SOC 2 & ISO 27001 Audit Trail logger
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* Schrijft alle beveiligings- en beheeracties onweerlegbaar weg naar de audit_logs tabel
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*/
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function fociz_log_audit(?int $userId, string $action, string $resourceType = '', ?int $resourceId = null, $details = null, string $status = 'SUCCESS', ?string $userEmail = null): void {
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try {
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$db = get_db_connection();
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$ip = fociz_get_client_ip();
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$ua = substr($_SERVER['HTTP_USER_AGENT'] ?? '', 0, 255);
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// Indien email niet meegegeven, zoek op basis van userId
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if (empty($userEmail) && !empty($userId)) {
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$stmtU = $db->prepare("SELECT email FROM users WHERE id = ?");
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$stmtU->execute([$userId]);
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$userEmail = $stmtU->fetchColumn() ?: null;
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}
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$detailsJson = is_array($details) || is_object($details) ? json_encode($details, JSON_UNESCAPED_UNICODE) : (is_string($details) ? $details : null);
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$statusNormalized = strtoupper($status);
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if ($statusNormalized === 'FAILURE') {
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$statusNormalized = 'FAILED';
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}
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if (!in_array($statusNormalized, ['SUCCESS', 'FAILED', 'WARNING', 'PENDING'])) {
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$statusNormalized = 'SUCCESS';
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}
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$stmt = $db->prepare("
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INSERT INTO audit_logs (user_id, user_email, action, resource_type, resource_id, details, ip_address, user_agent, status, created_at)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, NOW())
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");
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$stmt->execute([
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$userId ?: null,
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$userEmail ?: null,
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$action,
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$resourceType ?: null,
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$resourceId ?: null,
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$detailsJson,
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$ip,
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$ua,
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$statusNormalized
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]);
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} catch (Throwable $e) {
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// Audit log mag NOOIT de applicatiewerking breken
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error_log("fociz_log_audit failure: " . $e->getMessage());
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}
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}
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/**
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* NIST SP 800-63B / ISO 27001 Wachtwoordvalidator
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* Vereist:
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* - Minimaal 12 tekens
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* - Minstens 1 hoofdletter (A-Z)
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* - Minstens 1 kleine letter (a-z)
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* - Minstens 1 cijfer (0-9)
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* - Minstens 1 speciaal teken (!@#$%^&*()_+-=[]{}|;:,.<>?)
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* Geeft null terug indien geldig, of een duidelijke foutmelding in het Nederlands
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*/
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function fociz_validate_password(string $password): ?string {
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if (strlen($password) < 12) {
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return "Het wachtwoord moet minimaal 12 tekens lang zijn conform het beveiligingsbeleid.";
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}
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if (!preg_match('/[A-Z]/', $password)) {
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return "Het wachtwoord moet minimaal één hoofdletter (A-Z) bevatten.";
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}
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if (!preg_match('/[a-z]/', $password)) {
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return "Het wachtwoord moet minimaal één kleine letter (a-z) bevatten.";
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}
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if (!preg_match('/[0-9]/', $password)) {
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return "Het wachtwoord moet minimaal één cijfer (0-9) bevatten.";
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}
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if (!preg_match('/[^A-Za-z0-9]/', $password)) {
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return "Het wachtwoord moet minimaal één speciaal teken of leesteken bevatten.";
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}
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return null;
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}
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/**
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* Genereert een sessie fingerprint op basis van IP en browser/platform
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*/
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function fociz_get_client_fingerprint(): string {
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$ip = fociz_get_client_ip();
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$ua = $_SERVER['HTTP_USER_AGENT'] ?? '';
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// Neem IP en User Agent mee voor strikte sessiebinding
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return hash('sha256', "{$ip}|{$ua}");
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}
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/**
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* Controleert of een IP-adres bekend en geverifieerd is voor een gebruiker
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*/
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function fociz_is_ip_known_for_user(int $userId, string $ip): bool {
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try {
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$db = get_db_connection();
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// Als de gebruiker nog NOOIT een IP heeft opgeslagen, beschouwen we dit als eerste setup
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$countStmt = $db->prepare("SELECT COUNT(*) FROM user_known_ips WHERE user_id = ?");
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$countStmt->execute([$userId]);
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$totalKnown = (int)$countStmt->fetchColumn();
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if ($totalKnown === 0) {
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return true; // Eerste inlog ooit
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}
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$stmt = $db->prepare("SELECT is_verified FROM user_known_ips WHERE user_id = ? AND ip_address = ?");
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$stmt->execute([$userId, $ip]);
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$row = $stmt->fetch();
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return ($row && !empty($row['is_verified']));
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} catch (Throwable $e) {
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error_log("fociz_is_ip_known_for_user error: " . $e->getMessage());
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return true; // Fallback op toegestaan bij databasefout
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}
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}
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/**
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* Registreert of vernieuwt een IP-adres voor een gebruiker
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*/
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function fociz_register_user_ip(int $userId, string $ip, bool $isVerified = true): void {
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try {
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$db = get_db_connection();
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$ua = substr($_SERVER['HTTP_USER_AGENT'] ?? '', 0, 255);
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$stmt = $db->prepare("
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INSERT INTO user_known_ips (user_id, ip_address, user_agent, is_verified, last_seen_at)
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VALUES (?, ?, ?, ?, NOW())
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ON DUPLICATE KEY UPDATE
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user_agent = VALUES(user_agent),
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is_verified = IF(VALUES(is_verified) = 1, 1, is_verified),
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last_seen_at = NOW()
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");
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$stmt->execute([$userId, $ip, $ua, $isVerified ? 1 : 0]);
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// Werk ook last_login_ip en last_login_at bij op users tabel
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$updateUser = $db->prepare("UPDATE users SET last_login_ip = ?, last_login_at = NOW() WHERE id = ?");
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$updateUser->execute([$ip, $userId]);
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} catch (Throwable $e) {
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error_log("fociz_register_user_ip error: " . $e->getMessage());
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}
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}
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/**
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* Maakt een verificatietoken aan voor een nieuwe locatie/IP en stuurt een e-mail
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*/
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function fociz_send_new_ip_verification(int $userId, string $email, string $name, string $ip): bool {
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try {
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$db = get_db_connection();
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$token = bin2hex(random_bytes(32));
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$expiresAt = date('Y-m-d H:i:s', time() + 1800); // 30 minuten geldig
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$ua = substr($_SERVER['HTTP_USER_AGENT'] ?? '', 0, 255);
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$stmt = $db->prepare("
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INSERT INTO user_known_ips (user_id, ip_address, user_agent, is_verified, verify_token, verify_token_expires_at)
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VALUES (?, ?, ?, 0, ?, ?)
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ON DUPLICATE KEY UPDATE
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user_agent = VALUES(user_agent),
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verify_token = VALUES(verify_token),
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verify_token_expires_at = VALUES(verify_token_expires_at)
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");
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$stmt->execute([$userId, $ip, $ua, $token, $expiresAt]);
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// Verificatie e-mail opstellen en verzenden
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require_once __DIR__ . '/mailer.php';
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$appUrl = defined('APP_URL') ? APP_URL : 'https://www.fociz.nl';
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$verifyUrl = "{$appUrl}/auth/verify-ip.php?token={$token}";
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$cleanName = !empty($name) ? htmlspecialchars($name) : 'Collega';
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$timeStr = date('d-m-Y H:i');
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$contentHtml = "
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<p style='margin: 0 0 14px 0;'>Beste <strong>{$cleanName}</strong>,</p>
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<p style='margin: 0 0 14px 0;'>
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Er is zojuist geprobeerd in te loggen op uw Fociz-account vanaf een <strong>onbekende locatie of nieuw IP-adres</strong>:
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</p>
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<div style='background: rgba(239, 68, 68, 0.08); border: 1px solid rgba(239, 68, 68, 0.25); border-radius: 12px; padding: 14px 18px; margin: 18px 0;'>
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<table role='presentation' border='0' cellpadding='0' cellspacing='0' width='100%'>
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<tr>
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<td style='font-size: 13px; color: #94a3b8;'>Nieuw IP-adres:</td>
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<td align='right' style='font-size: 13px; font-weight: 700; color: #f87171; font-family: monospace;'>{$ip}</td>
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</tr>
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<tr>
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<td style='font-size: 13px; color: #94a3b8; padding-top: 6px;'>Tijdstip:</td>
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<td align='right' style='font-size: 13px; font-weight: 700; color: #e2e8f0; padding-top: 6px;'>{$timeStr}</td>
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</tr>
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</table>
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</div>
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<p style='margin: 0 0 14px 0;'>
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Bent u dit zelf? Klik dan op onderstaande knop om deze locatie te autoriseren. Hierna kunt u direct veilig inloggen.
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</p>
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";
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$html = FocizMailer::renderEmailTemplate([
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'title' => 'Nieuwe inloglocatie gedetecteerd',
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'preheader' => "Inlogpoging vanaf nieuw IP {$ip} op Fociz",
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'badge' => 'LOCATIE BEVEILIGING',
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'content_html' => $contentHtml,
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'cta_text' => 'Locatie Bevestigen & Toestaan',
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'cta_url' => $verifyUrl,
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'cta_subtext' => '⏱️ Deze autorisatielink is 30 minuten geldig.',
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'security_notice' => 'Was u dit niet? Verander direct uw wachtwoord en neem contact op met uw systeembeheerder.'
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]);
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$res = FocizMailer::send($email, $name, "Bevestig nieuwe inloglocatie ({$ip}) — Fociz", $html);
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return !empty($res['success']);
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} catch (Throwable $e) {
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error_log("fociz_send_new_ip_verification error: " . $e->getMessage());
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return false;
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}
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}
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function start_secure_session(): void {
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if (session_status() === PHP_SESSION_NONE) {
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// Dagsessie: 24 uur (86400s) zodat server-garbage collectors de sessie niet tussentijds wissen
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ini_set('session.gc_maxlifetime', '86400');
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ini_set('session.cookie_lifetime', '86400');
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ini_set('session.use_strict_mode', '1');
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ini_set('session.use_only_cookies', '1');
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$isSecure = is_https_request();
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session_set_cookie_params([
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'lifetime' => 86400,
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'path' => '/',
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'domain' => '',
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'secure' => $isSecure,
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'httponly' => true,
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'samesite' => 'Lax'
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]);
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session_start();
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}
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}
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/**
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* Controleert of er al een beheerder bestaat in MariaDB
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*/
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function has_admin_user(): bool {
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try {
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$db = get_db_connection();
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$stmt = $db->query("SELECT COUNT(*) FROM users WHERE role = 'ADMIN'");
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return ((int)$stmt->fetchColumn()) > 0;
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} catch (Throwable $e) {
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return false;
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}
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}
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/**
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* Garandeert dat de kolommen voor persistent sessiebeheer aanwezig zijn in MariaDB
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*/
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function ensure_remember_token_columns(PDO $db): void {
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static $columnsChecked = false;
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if ($columnsChecked) return;
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$columnsChecked = true;
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try {
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$result = $db->query("SHOW COLUMNS FROM `users` LIKE 'remember_token'");
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if (!$result || $result->rowCount() === 0) {
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$db->exec("ALTER TABLE `users` ADD COLUMN `remember_token` VARCHAR(64) NULL AFTER `backup_codes`, ADD COLUMN `remember_token_expires_at` DATETIME NULL AFTER `remember_token`");
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} else {
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// Schoon uitsluitend verlopen tokens van gisteren op, wis NOOIT actieve tokens van vandaag
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$db->exec("UPDATE `users` SET `remember_token` = NULL, `remember_token_expires_at` = NULL WHERE `remember_token_expires_at` IS NOT NULL AND `remember_token_expires_at` < NOW()");
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}
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$resActivity = $db->query("SHOW COLUMNS FROM `users` LIKE 'last_activity_at'");
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if (!$resActivity || $resActivity->rowCount() === 0) {
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$db->exec("ALTER TABLE `users` ADD COLUMN `last_activity_at` DATETIME NULL AFTER `remember_token_expires_at`");
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}
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} catch (Throwable $e) {
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// Stil negeren indien al aanwezig of tijdens migraties
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}
|
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}
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/**
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* Garandeert dat de kolom voor notificatie-instellingen aanwezig is in MariaDB
|
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*/
|
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function ensure_notification_columns(PDO $db): void {
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static $notifColumnsChecked = false;
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if ($notifColumnsChecked) return;
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$notifColumnsChecked = true;
|
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try {
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$result = $db->query("SHOW COLUMNS FROM `users` LIKE 'notification_settings'");
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if (!$result || $result->rowCount() === 0) {
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$db->exec("ALTER TABLE `users` ADD COLUMN `notification_settings` TEXT NULL AFTER `remember_token_expires_at`");
|
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}
|
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} catch (Throwable $e) {
|
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// Stil negeren indien al aanwezig
|
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}
|
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}
|
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|
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/**
|
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* Garandeert dat de kolom voor weergavethema (dark, light, system) aanwezig is in MariaDB
|
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*/
|
|
function ensure_theme_column(PDO $db): void {
|
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static $themeChecked = false;
|
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if ($themeChecked) return;
|
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$themeChecked = true;
|
|
|
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try {
|
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$result = $db->query("SHOW COLUMNS FROM `users` LIKE 'theme'");
|
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if (!$result || $result->rowCount() === 0) {
|
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$db->exec("ALTER TABLE `users` ADD COLUMN `theme` VARCHAR(20) NOT NULL DEFAULT 'dark' AFTER `notification_settings`");
|
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}
|
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} catch (Throwable $e) {
|
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// Stil negeren indien al aanwezig
|
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}
|
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}
|
|
|
|
/**
|
|
* Valideert en normaliseert een avatar URL.
|
|
* Controleert of geüploade bestanden nog fysiek aanwezig zijn op de server (bijv. na container herstart).
|
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* Indien een bestand ontbreekt, wordt de database automatisch hersteld (self-healing) en null geretourneerd.
|
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*/
|
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function fociz_get_valid_avatar_url(?string $avatarUrl, ?int $userId = null): ?string {
|
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if (empty($avatarUrl)) {
|
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return null;
|
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}
|
|
|
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// 1. Data-URI (base64) of meegeleverde repository preset SVG: altijd persistent en geldig
|
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if (str_starts_with($avatarUrl, 'data:image/') || str_starts_with($avatarUrl, '/assets/avatars/')) {
|
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return $avatarUrl;
|
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}
|
|
|
|
// 2. Geüpload bestand (/assets/uploads/...): controleer fysieke aanwezigheid op server
|
|
if (str_starts_with($avatarUrl, '/assets/uploads/')) {
|
|
$localPath = dirname(__DIR__) . '/' . ltrim($avatarUrl, '/');
|
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if (file_exists($localPath)) {
|
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return $avatarUrl;
|
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}
|
|
|
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// Fysiek bestand ontbreekt (bijv. door container herstart of git deploy)
|
|
if ($userId) {
|
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try {
|
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$db = get_db_connection();
|
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$stmt = $db->prepare("UPDATE users SET avatar_url = NULL WHERE id = ? AND avatar_url = ?");
|
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$stmt->execute([$userId, $avatarUrl]);
|
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if (isset($_SESSION['user_avatar_url']) && $_SESSION['user_avatar_url'] === $avatarUrl) {
|
|
unset($_SESSION['user_avatar_url']);
|
|
}
|
|
} catch (Throwable $e) {
|
|
error_log("Self-healing avatar cleanup notice: " . $e->getMessage());
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
return $avatarUrl;
|
|
}
|
|
|
|
/**
|
|
* Verwerkt een geüploade avatar-afbeelding.
|
|
* - Knipt vierkant uit en comprimeert naar max. 256x256 via GD
|
|
* - Converteert naar Base64 Data URI voor 100% gegarandeerde persistentie in MariaDB
|
|
* - Slaat tevens optioneel een backup op in assets/uploads/avatars/
|
|
*/
|
|
function fociz_process_avatar_upload(array $file, int $userId): array {
|
|
$allowedTypes = ['image/jpeg', 'image/png', 'image/webp', 'image/gif'];
|
|
$finfo = finfo_open(FILEINFO_MIME_TYPE);
|
|
$mime = finfo_file($finfo, $file['tmp_name']);
|
|
finfo_close($finfo);
|
|
|
|
if (!in_array($mime, $allowedTypes)) {
|
|
return ['success' => false, 'error' => 'Alleen JPG, PNG, WebP of GIF afbeeldingen zijn toegestaan.'];
|
|
}
|
|
|
|
$ext = match($mime) {
|
|
'image/jpeg' => 'jpg',
|
|
'image/png' => 'png',
|
|
'image/webp' => 'webp',
|
|
'image/gif' => 'gif',
|
|
default => 'jpg'
|
|
};
|
|
|
|
$rawContent = file_get_contents($file['tmp_name']);
|
|
if ($rawContent === false || strlen($rawContent) === 0) {
|
|
return ['success' => false, 'error' => 'Kon geüploade afbeelding niet inlezen.'];
|
|
}
|
|
|
|
$finalMime = $mime;
|
|
$finalData = $rawContent;
|
|
|
|
// Verklein en comprimeer naar max 256x256 vierkant via GD
|
|
if (extension_loaded('gd') && function_exists('imagecreatefromstring')) {
|
|
try {
|
|
$srcImg = @imagecreatefromstring($rawContent);
|
|
if ($srcImg !== false) {
|
|
$w = imagesx($srcImg);
|
|
$h = imagesy($srcImg);
|
|
$maxDim = 256;
|
|
|
|
$minDim = min($w, $h);
|
|
$cropX = (int)(($w - $minDim) / 2);
|
|
$cropY = (int)(($h - $minDim) / 2);
|
|
|
|
$targetSize = min($maxDim, $minDim);
|
|
$dstImg = imagecreatetruecolor($targetSize, $targetSize);
|
|
|
|
imagealphablending($dstImg, false);
|
|
imagesavealpha($dstImg, true);
|
|
|
|
imagecopyresampled($dstImg, $srcImg, 0, 0, $cropX, $cropY, $targetSize, $targetSize, $minDim, $minDim);
|
|
|
|
ob_start();
|
|
if ($mime === 'image/png') {
|
|
imagepng($dstImg, null, 8);
|
|
$finalMime = 'image/png';
|
|
} elseif (function_exists('imagewebp') && ($mime === 'image/webp' || $mime === 'image/jpeg')) {
|
|
imagewebp($dstImg, null, 85);
|
|
$finalMime = 'image/webp';
|
|
} else {
|
|
imagejpeg($dstImg, null, 85);
|
|
$finalMime = 'image/jpeg';
|
|
}
|
|
$compressed = ob_get_clean();
|
|
if (!empty($compressed)) {
|
|
$finalData = $compressed;
|
|
}
|
|
imagedestroy($dstImg);
|
|
imagedestroy($srcImg);
|
|
}
|
|
} catch (Throwable $e) {
|
|
error_log("fociz avatar resize notice: " . $e->getMessage());
|
|
}
|
|
}
|
|
|
|
// Bouw data URI voor permanente opslag in MariaDB
|
|
$dataUri = 'data:' . $finalMime . ';base64,' . base64_encode($finalData);
|
|
|
|
// Sla bestand ook lokaal op als backup / snelle cache
|
|
$uploadDir = dirname(__DIR__) . '/assets/uploads/avatars';
|
|
if (!is_dir($uploadDir)) {
|
|
@mkdir($uploadDir, 0755, true);
|
|
}
|
|
$filename = "avatar_{$userId}_" . time() . "_" . bin2hex(random_bytes(4)) . ".{$ext}";
|
|
@file_put_contents($uploadDir . '/' . $filename, $finalData);
|
|
|
|
return [
|
|
'success' => true,
|
|
'data_uri' => $dataUri,
|
|
'web_path' => "/assets/uploads/avatars/{$filename}"
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Genereert een cryptografisch veilig dagsessie-token dat strikt geldig is tot 23:59:59 van vandaag.
|
|
* Voorkomt dat gebruikers tussentijds worden uitgelogd bij idle timeouts of browserherstart.
|
|
*/
|
|
function issue_day_session_token(int $userId): string {
|
|
clear_day_session_cookie();
|
|
try {
|
|
$token = bin2hex(random_bytes(32));
|
|
$expiresAt = date('Y-m-d 23:59:59');
|
|
$secondsUntilMidnight = max(60, strtotime('today 23:59:59') - time());
|
|
|
|
$db = get_db_connection();
|
|
ensure_remember_token_columns($db);
|
|
$stmt = $db->prepare("UPDATE users SET remember_token = ?, remember_token_expires_at = ?, last_activity_at = NOW() WHERE id = ?");
|
|
$stmt->execute([$token, $expiresAt, $userId]);
|
|
|
|
$isSecure = is_https_request();
|
|
setcookie('fociz_day_session', $token, [
|
|
'expires' => time() + $secondsUntilMidnight,
|
|
'path' => '/',
|
|
'secure' => $isSecure,
|
|
'httponly' => true,
|
|
'samesite' => 'Lax'
|
|
]);
|
|
|
|
return $token;
|
|
} catch (Throwable $e) {
|
|
error_log("Fout bij aanmaken dagsessie token: " . $e->getMessage());
|
|
return '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Backward compatibility helper
|
|
*/
|
|
function issue_remember_token(int $userId): string {
|
|
return issue_day_session_token($userId);
|
|
}
|
|
|
|
/**
|
|
* Verwijdert de dagsessie cookies uit de browser
|
|
*/
|
|
function clear_day_session_cookie(): void {
|
|
$isSecure = is_https_request();
|
|
foreach (['fociz_day_session', 'fociz_remember'] as $cookieName) {
|
|
setcookie($cookieName, '', [
|
|
'expires' => time() - 86400,
|
|
'path' => '/',
|
|
'secure' => $isSecure,
|
|
'httponly' => true,
|
|
'samesite' => 'Lax'
|
|
]);
|
|
if (isset($_COOKIE[$cookieName])) {
|
|
unset($_COOKIE[$cookieName]);
|
|
}
|
|
}
|
|
}
|
|
|
|
function clear_remember_cookie(): void {
|
|
clear_day_session_cookie();
|
|
}
|
|
|
|
/**
|
|
* Haalt de huidige ingelogde gebruiker op uit de database.
|
|
* Garandeert dat de sessie strikt tot 23:59:59 van vandaag actief blijft en morgen gegarandeerd verloopt.
|
|
*/
|
|
function get_logged_in_user(): ?array {
|
|
start_secure_session();
|
|
|
|
$today = date('Y-m-d');
|
|
$now = time();
|
|
|
|
// Bepaal of dit een geautomatiseerde achtergrond poll is (zoals notifications, live sync of outlook polling)
|
|
$isBackgroundPoll = !empty($_SERVER['HTTP_X_BACKGROUND_POLL']) ||
|
|
(isset($_SERVER['REQUEST_URI']) && (
|
|
strpos($_SERVER['REQUEST_URI'], '/api/live_sync.php') !== false ||
|
|
(strpos($_SERVER['REQUEST_URI'], '/api/notifications.php') !== false && ($_GET['action'] ?? '') === 'get_events') ||
|
|
(strpos($_SERVER['REQUEST_URI'], '/api/planner.php') !== false && ($_GET['action'] ?? '') === 'check_outlook_sync')
|
|
));
|
|
|
|
// 1. Controleer of de huidige sessie van een eerdere dag is (dagwissel om middernacht)
|
|
if (!empty($_SESSION['auth_date']) && $_SESSION['auth_date'] !== $today) {
|
|
$_SESSION = ['session_was_expired' => true];
|
|
clear_day_session_cookie();
|
|
if (session_status() === PHP_SESSION_ACTIVE) {
|
|
@session_regenerate_id(true);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
$db = get_db_connection();
|
|
ensure_remember_token_columns($db);
|
|
|
|
$clientFingerprint = fociz_get_client_fingerprint();
|
|
|
|
// 2. Controleer actieve PHP sessie (mits behorend bij vandaag én hetzelfde IP/fingerprint)
|
|
if (!empty($_SESSION['user_id']) && !empty($_SESSION['is_2fa_verified'])) {
|
|
// Dynamische inactiviteitstimeout conform NIST SP 800-63B / ISO 27001 / OWASP ASVS v4.0
|
|
$maxIdleSeconds = function_exists('get_session_idle_timeout') ? get_session_idle_timeout() : 1800;
|
|
if (!empty($_SESSION['last_activity']) && ($now - (int)$_SESSION['last_activity']) > $maxIdleSeconds) {
|
|
fociz_log_audit((int)$_SESSION['user_id'], 'SESSION_IDLE_TIMEOUT', 'users', (int)$_SESSION['user_id'], ['idle_seconds' => $now - (int)$_SESSION['last_activity'], 'max_idle' => $maxIdleSeconds], 'WARNING');
|
|
// Invalideer dagsessie token in database zodat herstel via cookie uitgesloten is
|
|
$stmtClear = $db->prepare("UPDATE users SET remember_token = NULL, remember_token_expires_at = NULL WHERE id = ?");
|
|
$stmtClear->execute([$_SESSION['user_id']]);
|
|
$_SESSION = ['session_was_expired' => true, 'idle_timeout' => true];
|
|
clear_day_session_cookie();
|
|
if (session_status() === PHP_SESSION_ACTIVE) {
|
|
@session_regenerate_id(true);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// Absolute sessielimiet (NIST SP 800-63B): max 10 uur aaneengesloten sessie per dag
|
|
$maxSessionDuration = 36000;
|
|
if (!empty($_SESSION['login_time']) && ($now - (int)$_SESSION['login_time']) > $maxSessionDuration) {
|
|
fociz_log_audit((int)$_SESSION['user_id'], 'SESSION_ABSOLUTE_TIMEOUT', 'users', (int)$_SESSION['user_id'], ['duration' => $now - (int)$_SESSION['login_time']], 'WARNING');
|
|
$stmtClear = $db->prepare("UPDATE users SET remember_token = NULL, remember_token_expires_at = NULL WHERE id = ?");
|
|
$stmtClear->execute([$_SESSION['user_id']]);
|
|
$_SESSION = ['session_was_expired' => true, 'absolute_timeout' => true];
|
|
clear_day_session_cookie();
|
|
if (session_status() === PHP_SESSION_ACTIVE) {
|
|
@session_regenerate_id(true);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// IP-verificatie: als het IP/locatie tussentijds verandert, moet er opnieuw worden ingelogd
|
|
if (!empty($_SESSION['auth_fingerprint']) && $_SESSION['auth_fingerprint'] !== $clientFingerprint) {
|
|
$_SESSION = ['session_was_expired' => true, 'ip_changed' => true];
|
|
clear_day_session_cookie();
|
|
if (session_status() === PHP_SESSION_ACTIVE) {
|
|
@session_regenerate_id(true);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
$stmt = $db->prepare("SELECT id, name, email, role, two_factor_enabled, avatar_url, theme, notification_settings, default_jira_filter_code, fociz_widget_layout, created_at FROM users WHERE id = ?");
|
|
$stmt->execute([$_SESSION['user_id']]);
|
|
$user = $stmt->fetch();
|
|
if ($user) {
|
|
// Periodieke sessie-ID rotatie (OWASP ASVS v4.0 §3.3): elke 30 minuten ter voorkoming van session hijacking
|
|
if (empty($_SESSION['last_rotated'])) {
|
|
$_SESSION['last_rotated'] = $now;
|
|
} elseif (($now - (int)$_SESSION['last_rotated']) > 1800) {
|
|
if (session_status() === PHP_SESSION_ACTIVE) {
|
|
@session_regenerate_id(true);
|
|
}
|
|
$_SESSION['last_rotated'] = $now;
|
|
}
|
|
|
|
if (empty($_SESSION['login_time'])) {
|
|
$_SESSION['login_time'] = $now;
|
|
}
|
|
|
|
$_SESSION['auth_date'] = $today;
|
|
$_SESSION['auth_fingerprint'] = $clientFingerprint;
|
|
$_SESSION['session_expires_at'] = strtotime('today 23:59:59');
|
|
|
|
// Achtergrondpolls verversen last_activity NIET; alleen daadwerkelijke gebruikersinteractie houdt de sessie actief
|
|
if (!$isBackgroundPoll) {
|
|
$_SESSION['last_activity'] = $now;
|
|
if (empty($_SESSION['last_db_activity_update']) || ($now - (int)$_SESSION['last_db_activity_update']) > 60) {
|
|
$_SESSION['last_db_activity_update'] = $now;
|
|
try {
|
|
$stmtAct = $db->prepare("UPDATE users SET last_activity_at = NOW() WHERE id = ?");
|
|
$stmtAct->execute([$_SESSION['user_id']]);
|
|
} catch (Throwable $e) {}
|
|
}
|
|
}
|
|
|
|
$user['avatar_url'] = fociz_get_valid_avatar_url($user['avatar_url'] ?? null, (int)$user['id']);
|
|
$_SESSION['user_avatar_url'] = $user['avatar_url'];
|
|
return $user;
|
|
}
|
|
// Gebruiker bestaat niet meer
|
|
$_SESSION = [];
|
|
clear_day_session_cookie();
|
|
return null;
|
|
}
|
|
|
|
// 3. Fallback dagsessie-token: herstelt sessie na browserherstart (uitsluitend vandaag én mits niet inactief!)
|
|
$dayToken = $_COOKIE['fociz_day_session'] ?? ($_COOKIE['fociz_remember'] ?? null);
|
|
if (!empty($dayToken) && is_string($dayToken)) {
|
|
$stmt = $db->prepare("SELECT id, name, email, role, two_factor_enabled, avatar_url, theme, notification_settings, default_jira_filter_code, fociz_widget_layout, last_activity_at, last_login_at, created_at FROM users WHERE remember_token = ? AND remember_token_expires_at >= NOW() AND DATE(remember_token_expires_at) = ?");
|
|
$stmt->execute([$dayToken, $today]);
|
|
$user = $stmt->fetch();
|
|
if ($user) {
|
|
$maxIdleSeconds = function_exists('get_session_idle_timeout') ? get_session_idle_timeout() : 1800;
|
|
// Controleer inactiviteit: als gebruiker te lang inactief is geweest, herstel weigeren en opnieuw inloggen
|
|
$lastActTime = !empty($user['last_activity_at']) ? strtotime($user['last_activity_at']) : (!empty($user['last_login_at']) ? strtotime($user['last_login_at']) : 0);
|
|
if ($lastActTime > 0 && ($now - $lastActTime) > $maxIdleSeconds) {
|
|
fociz_log_audit((int)$user['id'], 'SESSION_IDLE_TIMEOUT_COOKIE', 'users', (int)$user['id'], ['idle_seconds' => $now - $lastActTime, 'max_idle' => $maxIdleSeconds], 'WARNING');
|
|
$stmtClear = $db->prepare("UPDATE users SET remember_token = NULL, remember_token_expires_at = NULL WHERE id = ?");
|
|
$stmtClear->execute([$user['id']]);
|
|
$_SESSION = ['session_was_expired' => true, 'idle_timeout' => true];
|
|
clear_day_session_cookie();
|
|
return null;
|
|
}
|
|
|
|
$currentIp = fociz_get_client_ip();
|
|
// Als het token op een ander, onbekend IP wordt aangeboden, weiger de automatische herstel
|
|
if (!fociz_is_ip_known_for_user((int)$user['id'], $currentIp)) {
|
|
clear_day_session_cookie();
|
|
return null;
|
|
}
|
|
|
|
// Herstel sessie voor vandaag
|
|
$_SESSION['user_id'] = $user['id'];
|
|
$_SESSION['user_name'] = $user['name'];
|
|
$_SESSION['user_email'] = $user['email'];
|
|
$_SESSION['user_role'] = $user['role'];
|
|
$_SESSION['is_2fa_verified'] = true;
|
|
$_SESSION['auth_date'] = $today;
|
|
$_SESSION['auth_fingerprint'] = $clientFingerprint;
|
|
$_SESSION['session_expires_at'] = strtotime('today 23:59:59');
|
|
$_SESSION['last_activity'] = $now;
|
|
$_SESSION['login_time'] = $now;
|
|
$_SESSION['last_rotated'] = $now;
|
|
$_SESSION['last_db_activity_update'] = $now;
|
|
try {
|
|
$stmtAct = $db->prepare("UPDATE users SET last_activity_at = NOW() WHERE id = ?");
|
|
$stmtAct->execute([$user['id']]);
|
|
} catch (Throwable $e) {}
|
|
|
|
$user['avatar_url'] = fociz_get_valid_avatar_url($user['avatar_url'] ?? null, (int)$user['id']);
|
|
$_SESSION['user_avatar_url'] = $user['avatar_url'];
|
|
return $user;
|
|
}
|
|
// Token is ongeldig of van gisteren
|
|
clear_day_session_cookie();
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Beschermt pagina's: dwingt login + 2FA af
|
|
*/
|
|
function require_auth(bool $json = false): array {
|
|
start_secure_session();
|
|
|
|
$requestUri = $_SERVER['REQUEST_URI'] ?? '';
|
|
$scriptName = $_SERVER['SCRIPT_NAME'] ?? '';
|
|
$isApiCall = str_contains($requestUri, '/api/') || str_contains($scriptName, '/api/');
|
|
|
|
$isAjax = $json || $isApiCall ||
|
|
(isset($_SERVER['HTTP_ACCEPT']) && str_contains($_SERVER['HTTP_ACCEPT'], 'application/json')) ||
|
|
(isset($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest');
|
|
|
|
// 1. Controleer of eerste setup nodig is
|
|
if (!has_admin_user()) {
|
|
if ($isAjax) {
|
|
http_response_code(401);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(['success' => false, 'error' => 'Setup vereist']);
|
|
exit;
|
|
}
|
|
header('Location: /auth/setup.php');
|
|
exit;
|
|
}
|
|
|
|
// 2. Controleer of gebruiker ingelogd én 2FA geverifieerd is voor vandaag
|
|
$user = get_logged_in_user();
|
|
if (!$user) {
|
|
if ($isAjax) {
|
|
http_response_code(401);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(['success' => false, 'error' => 'Niet geauthenticeerd of sessie verlopen']);
|
|
exit;
|
|
}
|
|
$wasExpired = !empty($_SESSION['session_was_expired']);
|
|
$ipChanged = !empty($_SESSION['ip_changed']);
|
|
unset($_SESSION['session_was_expired'], $_SESSION['ip_changed']);
|
|
if ($ipChanged) {
|
|
header('Location: /auth/login.php?ip_changed=1');
|
|
} elseif ($wasExpired) {
|
|
header('Location: /auth/login.php?expired=1');
|
|
} else {
|
|
header('Location: /auth/login.php');
|
|
}
|
|
exit;
|
|
}
|
|
|
|
return $user;
|
|
}
|
|
|
|
/**
|
|
* Dwingt beheerder (ADMIN) rol af
|
|
*/
|
|
function require_admin(): array {
|
|
$user = require_auth();
|
|
if ($user['role'] !== 'ADMIN') {
|
|
header('Location: /planner.php');
|
|
exit;
|
|
}
|
|
return $user;
|
|
}
|
|
|
|
/**
|
|
* Maakt een nieuwe uitnodiging aan voor een collega
|
|
*/
|
|
function create_invite(int $createdById, string $email, string $role = 'MEMBER'): string {
|
|
$db = get_db_connection();
|
|
$token = bin2hex(random_bytes(24));
|
|
$expiresAt = date('Y-m-d H:i:s', strtotime('+7 days'));
|
|
|
|
$stmt = $db->prepare("INSERT INTO invites (token, email, role, expires_at, created_by_id) VALUES (?, ?, ?, ?, ?)");
|
|
$stmt->execute([$token, strtolower(trim($email)), $role, $expiresAt, $createdById]);
|
|
|
|
return $token;
|
|
}
|
|
|
|
/**
|
|
* Valideert een invite token
|
|
*/
|
|
function validate_invite(string $token): ?array {
|
|
$db = get_db_connection();
|
|
$stmt = $db->prepare("
|
|
SELECT i.*, u.name as inviter_name, u.email as inviter_email
|
|
FROM invites i
|
|
JOIN users u ON i.created_by_id = u.id
|
|
WHERE i.token = ?
|
|
");
|
|
$stmt->execute([$token]);
|
|
$invite = $stmt->fetch();
|
|
|
|
if (!$invite) return null;
|
|
if ($invite['used_at'] !== null) return null;
|
|
if (strtotime($invite['expires_at']) < time()) return null;
|
|
|
|
return $invite;
|
|
}
|
|
|
|
/**
|
|
* CSRF token helpers
|
|
*/
|
|
function get_csrf_token(): string {
|
|
start_secure_session();
|
|
if (empty($_SESSION['csrf_token'])) {
|
|
$_SESSION['csrf_token'] = bin2hex(random_bytes(32));
|
|
}
|
|
return $_SESSION['csrf_token'];
|
|
}
|
|
|
|
function verify_csrf_token(?string $token): bool {
|
|
start_secure_session();
|
|
return !empty($token) && !empty($_SESSION['csrf_token']) && hash_equals($_SESSION['csrf_token'], $token);
|
|
}
|
|
|
|
/**
|
|
* Rate limiting helpers via app_cache
|
|
*/
|
|
function fociz_check_rate_limit(string $actionKey, int $maxAttempts = 5, int $decaySeconds = 900): array {
|
|
require_once __DIR__ . '/cache.php';
|
|
$cacheKey = 'rl_' . hash('sha256', $actionKey);
|
|
$data = fociz_cache_get($cacheKey);
|
|
|
|
$attempts = 0;
|
|
$expiresAt = time() + $decaySeconds;
|
|
if (is_array($data)) {
|
|
$attempts = (int)($data['attempts'] ?? 0);
|
|
$expiresAt = (int)($data['expires_at'] ?? $expiresAt);
|
|
}
|
|
|
|
$allowed = ($attempts < $maxAttempts);
|
|
$remaining = max(0, $maxAttempts - $attempts);
|
|
$retryAfter = max(0, $expiresAt - time());
|
|
|
|
return [
|
|
'allowed' => $allowed,
|
|
'remaining' => $remaining,
|
|
'retry_after' => $retryAfter,
|
|
'attempts' => $attempts
|
|
];
|
|
}
|
|
|
|
function fociz_hit_rate_limit(string $actionKey, int $decaySeconds = 900): void {
|
|
require_once __DIR__ . '/cache.php';
|
|
$cacheKey = 'rl_' . hash('sha256', $actionKey);
|
|
$data = fociz_cache_get($cacheKey);
|
|
|
|
$attempts = 1;
|
|
$expiresAt = time() + $decaySeconds;
|
|
if (is_array($data)) {
|
|
$attempts = (int)($data['attempts'] ?? 0) + 1;
|
|
$expiresAt = (int)($data['expires_at'] ?? $expiresAt);
|
|
}
|
|
|
|
$ttl = max(1, $expiresAt - time());
|
|
fociz_cache_set($cacheKey, ['attempts' => $attempts, 'expires_at' => $expiresAt], $ttl);
|
|
}
|
|
|
|
function fociz_clear_rate_limit(string $actionKey): void {
|
|
require_once __DIR__ . '/cache.php';
|
|
$cacheKey = 'rl_' . hash('sha256', $actionKey);
|
|
fociz_cache_delete($cacheKey);
|
|
}
|
|
|
|
/**
|
|
* Genereert een cryptografisch ondertekende OAuth state parameter waarin de user_id en timestamp veilig zijn opgeslagen.
|
|
* Dit voorkomt CSRF en maakt sessieherstel mogelijk bij cross-site OAuth redirects.
|
|
*/
|
|
function generate_oauth_state(int $userId): string {
|
|
$secret = defined('APP_SECRET') ? APP_SECRET : (defined('DB_PASS') ? DB_PASS : 'fociz_oauth_salt_2026');
|
|
$payload = [
|
|
'uid' => $userId,
|
|
'ts' => time(),
|
|
'rnd' => bin2hex(random_bytes(8))
|
|
];
|
|
$json = json_encode($payload);
|
|
$b64 = rtrim(strtr(base64_encode($json), '+/', '-_'), '=');
|
|
$sig = hash_hmac('sha256', $b64, $secret);
|
|
return $b64 . '.' . $sig;
|
|
}
|
|
|
|
/**
|
|
* Valideert een ontvangen OAuth state parameter en geeft bij succes het geverifieerde user_id terug.
|
|
* Geeft null terug bij ongeldige handtekening of verlopen state (> 30 minuten).
|
|
*/
|
|
function verify_oauth_state(string $state): ?int {
|
|
$secret = defined('APP_SECRET') ? APP_SECRET : (defined('DB_PASS') ? DB_PASS : 'fociz_oauth_salt_2026');
|
|
$parts = explode('.', $state, 2);
|
|
if (count($parts) !== 2) {
|
|
return null;
|
|
}
|
|
[$b64, $sig] = $parts;
|
|
$expectedSig = hash_hmac('sha256', $b64, $secret);
|
|
if (!hash_equals($expectedSig, $sig)) {
|
|
return null;
|
|
}
|
|
$remainder = strlen($b64) % 4;
|
|
if ($remainder) {
|
|
$b64 .= str_repeat('=', 4 - $remainder);
|
|
}
|
|
$json = base64_decode(strtr($b64, '-_', '+/'));
|
|
$payload = json_decode($json, true);
|
|
if (!is_array($payload) || empty($payload['uid']) || empty($payload['ts'])) {
|
|
return null;
|
|
}
|
|
// Geldigheidsduur: maximaal 30 minuten (1800 seconden)
|
|
if (time() - (int)$payload['ts'] > 1800) {
|
|
return null;
|
|
}
|
|
return (int)$payload['uid'];
|
|
}
|
|
|
|
/**
|
|
* Haalt de persoonlijke notificatie-instellingen van een gebruiker op
|
|
*/
|
|
function get_user_notification_settings(int $userId): array {
|
|
$db = get_db_connection();
|
|
ensure_notification_columns($db);
|
|
|
|
$defaults = [
|
|
'enabled' => 1,
|
|
'lead_time_minutes' => 5, // 0, 2, 5, 10, 15, 30
|
|
'repeat_count' => 2, // 1, 2, 3, 5
|
|
'repeat_interval_minutes' => 2, // 1, 2, 3, 5
|
|
'sound_enabled' => 1, // 0 of 1
|
|
];
|
|
|
|
try {
|
|
$stmt = $db->prepare("SELECT notification_settings FROM users WHERE id = ?");
|
|
$stmt->execute([$userId]);
|
|
$json = $stmt->fetchColumn();
|
|
if (!empty($json)) {
|
|
$saved = json_decode($json, true);
|
|
if (is_array($saved)) {
|
|
return array_merge($defaults, $saved);
|
|
}
|
|
}
|
|
} catch (Throwable $e) {
|
|
error_log("get_user_notification_settings error: " . $e->getMessage());
|
|
}
|
|
|
|
return $defaults;
|
|
}
|
|
|
|
/**
|
|
* Slaat de persoonlijke notificatie-instellingen van een gebruiker op
|
|
*/
|
|
function update_user_notification_settings(int $userId, array $settings): bool {
|
|
$db = get_db_connection();
|
|
ensure_notification_columns($db);
|
|
|
|
$current = get_user_notification_settings($userId);
|
|
$merged = [
|
|
'enabled' => !empty($settings['enabled']) ? 1 : 0,
|
|
'lead_time_minutes' => max(0, min(60, (int)($settings['lead_time_minutes'] ?? $current['lead_time_minutes']))),
|
|
'repeat_count' => max(1, min(10, (int)($settings['repeat_count'] ?? $current['repeat_count']))),
|
|
'repeat_interval_minutes' => max(1, min(30, (int)($settings['repeat_interval_minutes'] ?? $current['repeat_interval_minutes']))),
|
|
'sound_enabled' => !empty($settings['sound_enabled']) ? 1 : 0,
|
|
];
|
|
|
|
try {
|
|
$stmt = $db->prepare("UPDATE users SET notification_settings = ? WHERE id = ?");
|
|
return $stmt->execute([json_encode($merged), $userId]);
|
|
} catch (Throwable $e) {
|
|
error_log("update_user_notification_settings error: " . $e->getMessage());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Haalt het voorkeursthema op voor een gebruiker ('dark', 'light' of 'system')
|
|
*/
|
|
function get_user_theme(int $userId): string {
|
|
global $currentUser;
|
|
if (!empty($currentUser['id']) && (int)$currentUser['id'] === $userId && !empty($currentUser['theme'])) {
|
|
return $currentUser['theme'];
|
|
}
|
|
|
|
try {
|
|
$db = get_db_connection();
|
|
$stmt = $db->prepare("SELECT theme FROM users WHERE id = ?");
|
|
$stmt->execute([$userId]);
|
|
$theme = $stmt->fetchColumn();
|
|
if ($theme && in_array($theme, ['dark', 'light', 'system'])) {
|
|
return $theme;
|
|
}
|
|
} catch (Throwable $e) {
|
|
error_log("get_user_theme error: " . $e->getMessage());
|
|
}
|
|
|
|
return 'dark';
|
|
}
|
|
|
|
/**
|
|
* Slaat het voorkeursthema van een gebruiker op ('dark', 'light' of 'system')
|
|
*/
|
|
function update_user_theme(int $userId, string $theme): bool {
|
|
$db = get_db_connection();
|
|
ensure_theme_column($db);
|
|
|
|
$theme = in_array($theme, ['dark', 'light', 'system']) ? $theme : 'dark';
|
|
|
|
try {
|
|
$stmt = $db->prepare("UPDATE users SET theme = ? WHERE id = ?");
|
|
return $stmt->execute([$theme, $userId]);
|
|
} catch (Throwable $e) {
|
|
error_log("update_user_theme error: " . $e->getMessage());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|