From b927cd2bf5c1bba55f27feccdbc8ff4e62fd1317 Mon Sep 17 00:00:00 2001
From: Jukka Lampikoski <jukka@lampikoski.com>
Date: Tue, 10 Mar 2026 02:39:04 +0200
Subject: [PATCH] Fix missing mbstring: replace mb_strtolower with strtolower

Production server (PHP 8.4) doesn't have mbstring extension,
causing 500 error on saatavuus endpoint.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 api.php | 20 ++------------------
 1 file changed, 2 insertions(+), 18 deletions(-)

diff --git a/api.php b/api.php
index 6012fac..076f58d 100644
--- a/api.php
+++ b/api.php
@@ -1,20 +1,4 @@
 <?php
-// Virheraportointi (debug)
-error_reporting(E_ALL);
-ini_set('display_errors', 0);
-set_error_handler(function($errno, $errstr, $errfile, $errline) {
-    http_response_code(500);
-    header('Content-Type: application/json');
-    echo json_encode(['php_error' => $errstr, 'file' => basename($errfile), 'line' => $errline]);
-    exit;
-});
-set_exception_handler(function($e) {
-    http_response_code(500);
-    header('Content-Type: application/json');
-    echo json_encode(['php_exception' => $e->getMessage(), 'file' => basename($e->getFile()), 'line' => $e->getLine()]);
-    exit;
-});
-
 // Turvalliset session-asetukset
 ini_set('session.cookie_httponly', 1);
 ini_set('session.cookie_secure', 1);
@@ -117,7 +101,7 @@ function saveConfig(array $config): void {
 }
 
 function normalizeAddress(string $addr): string {
-    $addr = mb_strtolower(trim($addr));
+    $addr = strtolower(trim($addr));
     $addr = preg_replace('/\s+/', ' ', $addr);
     return $addr;
 }
@@ -318,7 +302,7 @@ switch ($action) {
             foreach ($c['liittymat'] ?? [] as $l) {
                 $addr = normalizeAddress($l['asennusosoite'] ?? '');
                 $zip = trim($l['postinumero'] ?? '');
-                $city = mb_strtolower(trim($l['kaupunki'] ?? ''));
+                $city = strtolower(trim($l['kaupunki'] ?? ''));
                 $hit = false;
 
                 // Postinumero-haku