X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=upload.php;h=2509a6b0709ed054011f2ca1531505767199de98;hp=4d81804e701ffe95b153c3e903345bac839dccad;hb=912bdab05d6262ab07e7ea6664192f97239db3e1;hpb=eb268173999615e857af705883ce8c94c5c039dd

diff --git a/upload.php b/upload.php
index 4d81804..2509a6b 100644
--- a/upload.php
+++ b/upload.php
@@ -103,11 +103,17 @@ function generate_filename($path, $mime = 'text/plain') {
 	# replace symbols with underscores
 	$filename = preg_replace('|[^a-z0-9_.]|', '_', $filename);
 
+	# limit length
+	if(strlen($filename > 80)) {
+		$filename = substr($filename, -80);
+	}
+
 	# remove dots from the beginning (no invisible files)
 	$filename = preg_replace('|^\.*|', '', $filename);
 
-	if(strlen($filename > 80)) {
-		$filename = substr($filename, -80);
+	# make sure there's something before the extension
+	if ($filename == '') {
+		return '_';
 	}
 
 	# fix extension
@@ -127,6 +133,7 @@ function generate_filename($path, $mime = 'text/plain') {
 		}
 		$filename = $basename . '.' . $ext;
 	}
+
 	return $filename;
 }