From cecbfb8e4c8c3265a9d9222d7dadeb11ebdd034c Mon Sep 17 00:00:00 2001
From: Sarah Hoffmann <lonvia@denofr.de>
Date: Wed, 12 Oct 2016 22:25:04 +0200
Subject: [PATCH 1/1] check if query is valid unicode string

---
 lib/Geocode.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Geocode.php b/lib/Geocode.php
index b5f0c74f..c99a4cf7 100644
--- a/lib/Geocode.php
+++ b/lib/Geocode.php
@@ -773,6 +773,9 @@ class Geocode
         }
 
         $sQuery = $this->sQuery;
+        if (!preg_match('//u', $sQuery)) {
+            userError("Query string is not UTF-8 encoded.");
+        }
 
         // Conflicts between US state abreviations and various words for 'the' in different languages
         if (isset($this->aLangPrefOrder['name:en'])) {
-- 
2.39.5