X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;ds=sidebyside;f=dump_file.inc;h=ccbf1bc88cd6b83746b467e585f1ad5ce7cf778f;hb=f6f69bcac99a38129b9631654fe188be3061f2d9;hp=9ab738086a852fd2f9795318bf9ddcc56921ad38;hpb=1189313e8aed65af4f95fde82b54c439d7c957af;p=hengband%2Fweb.git

diff --git a/dump_file.inc b/dump_file.inc
index 9ab7380..ccbf1bc 100644
--- a/dump_file.inc
+++ b/dump_file.inc
@@ -78,9 +78,10 @@ class DumpFile
 
     private static function browser_accept_encodings()
     {
-        if (!isset($_SERVER["HTTP_ACCEPT_ENCODING"])) return [];
+        $accept_encoding = filter_input(INPUT_SERVER, 'HTTP_ACCEPT_ENCODING');
+        if ($accept_encoding == NULL) return [];
 
-        return array_map('trim', explode(",", $_SERVER["HTTP_ACCEPT_ENCODING"]));
+        return array_map('trim', explode(",", $accept_encoding));
     }