Merge remote-tracking branch 'upstream/master'

[nominatim.git] / lib / lib.php

diff --git a/lib/lib.php b/lib/lib.php
index 07ef2f95456fae2d9f8960b3e9262db5ec80d900..2c335c49eaf6a83fdb3feea45d6775d2e67e6d0e 100644 (file)
--- a/lib/lib.php
+++ b/lib/lib.php
@@ -116,15 +116,17 @@
                }
 
                $aLanguages = array();
-               if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER))
-               {
-                       foreach($aLanguagesParse as $iLang => $aLanguage)
+               if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"])) {
+                       if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER))
                        {
-                               $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100);
-                               if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10;
+                               foreach($aLanguagesParse as $iLang => $aLanguage)
+                               {
+                                       $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100);
+                                       if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10;
+                               }
+                               arsort($aLanguages);
                        }
-                       arsort($aLanguages);
-               }
+        }
                if (!sizeof($aLanguages)) $aLanguages = array(CONST_Default_Language=>1);
                foreach($aLanguages as $sLangauge => $fLangauagePref)
                {