Support housenumber=0 in interpolations

[nominatim.git] / lib / AddressDetails.php

diff --git a/lib/AddressDetails.php b/lib/AddressDetails.php
index f52935863ce0c37d1a219fddb229d18efb1ff3a2..7b30d915843d413f0517eaa239467b98bd86e98a 100644 (file)
--- a/lib/AddressDetails.php
+++ b/lib/AddressDetails.php
@@ -17,7 +17,7 @@ class AddressDetails
             $mLangPref = 'ARRAY['.join(',', array_map('getDBQuoted', $mLangPref)).']';
         }
 
-        if (!$sHousenumber) {
+        if (!isset($sHousenumber)) {
             $sHousenumber = -1;
         }