From 3a2597e5c461627d25a8d2273d29490f335ec88b Mon Sep 17 00:00:00 2001
From: Sarah Hoffmann <lonvia@denofr.de>
Date: Fri, 19 Nov 2021 21:12:17 +0100
Subject: [PATCH] don't penalize French 'bis' housenumbers

House numbers of the form '9 bis' are usual in France. So
be a bit more lenient before adding penalties to house numbers
with letters in them.

Fixes #2527.
---
 lib-php/TokenHousenumber.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib-php/TokenHousenumber.php b/lib-php/TokenHousenumber.php
index f7bdc471..ea7a052e 100644
--- a/lib-php/TokenHousenumber.php
+++ b/lib-php/TokenHousenumber.php
@@ -58,7 +58,7 @@ class HouseNumber
         // up of numbers, add a penalty
         $iSearchCost = 1;
         if (preg_match('/\\d/', $this->sToken) === 0
-            || preg_match_all('/[^0-9]/', $this->sToken, $aMatches) > 2) {
+            || preg_match_all('/[^0-9 ]/', $this->sToken, $aMatches) > 3) {
             $iSearchCost += strlen($this->sToken) - 1;
         }
         if (!$oSearch->hasOperator(\Nominatim\Operator::NONE)) {
-- 
2.39.5