From c1238af7db0179c21f2910befcaeed68af9232ed Mon Sep 17 00:00:00 2001
From: shish <shish@7f39781d-f577-437e-ae19-be835c7a54ca>
Date: Tue, 8 Apr 2008 21:55:59 +0000
Subject: [PATCH] don't die when no ratio limits are specified

git-svn-id: file:///home/shish/svn/shimmie2/trunk@790 7f39781d-f577-437e-ae19-be835c7a54ca
---
 contrib/res_limit/main.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/res_limit/main.php b/contrib/res_limit/main.php
index f28b0edd..b7141f3a 100644
--- a/contrib/res_limit/main.php
+++ b/contrib/res_limit/main.php
@@ -15,6 +15,7 @@ class ResolutionLimit extends Extension {
 			$max_w = $config->get_int("upload_max_width", -1);
 			$max_h = $config->get_int("upload_max_height", -1);
 			$ratios = explode(" ", $config->get_string("upload_ratios", ""));
+			$ratios = array_filter($ratios, "strlen");
 			
 			$image = $event->image;
 
@@ -27,6 +28,7 @@ class ResolutionLimit extends Extension {
 				$ok = false;
 				foreach($ratios as $ratio) {
 					$parts = explode(":", $ratio);
+					if(count($parts) < 2) continue;
 					$width = $parts[0];
 					$height = $parts[1];
 					if($image->width / $width == $image->height / $height) {