don't generate previews of empty txt files

diff --git a/lib/preview/txt.php b/lib/preview/txt.php
index 89927fd580ada78947bfa0fd593b217aae1db614..c06f445e827c947a258fa0465d0907c018846bcb 100644 (file)
--- a/lib/preview/txt.php
+++ b/lib/preview/txt.php
@@ -17,6 +17,10 @@ class TXT extends Provider {
                $content = $fileview->fopen($path, 'r');
                $content = stream_get_contents($content);
 
+               if(trim($content) === '') {
+                       return false;
+               }
+
                $lines = preg_split("/\r\n|\n|\r/", $content);
 
                $fontSize = 5; //5px