fix large viewbox computation

[nominatim.git] / lib / ParameterParser.php

diff --git a/lib/ParameterParser.php b/lib/ParameterParser.php
index feddc3aa1d9b0c7ac79cb8c5e11218b2baf12fff..26b648bb2865165d8b9ee897263b2ebed17016f1 100644 (file)
--- a/lib/ParameterParser.php
+++ b/lib/ParameterParser.php
@@ -74,7 +74,8 @@ class ParameterParser
         $sValue = $this->getString($sName);
 
         if ($sValue) {
-            return explode(',', $sValue);
+            // removes all NULL, FALSE and Empty Strings but leaves 0 (zero) values
+            return array_values(array_filter(explode(',', $sValue), 'strlen'));
         }
 
         return $aDefault;
@@ -98,7 +99,7 @@ class ParameterParser
                 arsort($aLanguages);
             }
         }
-        if (!sizeof($aLanguages) && CONST_Default_Language) {
+        if (empty($aLanguages) && CONST_Default_Language) {
             $aLanguages[CONST_Default_Language] = 1;
         }