From 5d2662a6a3b20783ee515fe136b93ceb343a31ce Mon Sep 17 00:00:00 2001
From: Fil <fil@rezo.net>
Date: Fri, 20 Jun 2014 12:24:09 +0200
Subject: [PATCH] Check which .mbtiles files are readable

In my setup some .mbtiles are links to an external hard drive - don't fail when the external drive is not connected. (Also this would allow to manage "publishing a map" via unix permission.)
---
 tileserver.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tileserver.php b/tileserver.php
index 35d455c..db3aa4f 100644
--- a/tileserver.php
+++ b/tileserver.php
@@ -71,13 +71,13 @@ class Server {
     $mjs = glob('*/metadata.json');
     $mbts = glob('*.mbtiles');
     if ($mjs) {
-      foreach ($mjs as $mj) {
+      foreach (array_filter($mjs, 'is_readable') as $mj) {
         $layer = $this->metadataFromMetadataJson($mj);
         array_push($this->fileLayer, $layer);
       }
     }
     if ($mbts) {
-      foreach ($mbts as $mbt) {
+      foreach (array_filter($mbts, 'is_readable') as $mbt) {
         $this->dbLayer[] = $this->metadataFromMbtiles($mbt);
       }
     }