From ad902c1a462ab5a5ce16f48bd8b530f67e268013 Mon Sep 17 00:00:00 2001
From: Petr Pridal <petr.pridal@klokantech.com>
Date: Thu, 25 Apr 2013 23:52:19 +0200
Subject: [PATCH] Fixed warning for missing files on older php.

---
 tileserver.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tileserver.php b/tileserver.php
index 1655aa3..c30cc5c 100644
--- a/tileserver.php
+++ b/tileserver.php
@@ -125,9 +125,11 @@ endif;
 function maps() {
   $maps = array();
   # Scan all directories with metadata.json
-  foreach (glob('*/metadata.json') as $mj) $maps[] = metadataFromMetadataJson($mj); 
+  $mjs = glob('*/metadata.json');
+  if ($mjs) foreach ($mjs as $mj) $maps[] = metadataFromMetadataJson($mj); 
   # Scan all mbtiles
-  foreach (glob('*.mbtiles') as $mbt) $maps[] = metadataFromMbtiles($mbt);
+  $mbts = glob('*.mbtiles');
+  if ($mbts) foreach ($mbts as $mbt) $maps[] = metadataFromMbtiles($mbt);
   return $maps;
 }