From: Jason Woofenden <jason@jasonwoof.com>
Date: Tue, 3 Nov 2015 03:13:12 +0000 (-0500)
Subject: upload.php cleanup: really don't make dot files
X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=commitdiff_plain;h=912bdab05d6262ab07e7ea6664192f97239db3e1

upload.php cleanup: really don't make dot files
---

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;
 }