From 107008cb15b0679f7c6c0d3f264231e0f098745f Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@bah.org.ru>
Date: Wed, 4 Mar 2009 14:06:15 +0300
Subject: [PATCH] add patch for better favicon fetching (closes #231)

---
 functions.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/functions.php b/functions.php
index 648ab343..60a4a4bf 100644
--- a/functions.php
+++ b/functions.php
@@ -395,10 +395,14 @@
 					$faviconURL = $urlParts['scheme'].'://'.$urlParts['host'].$linkUrl;
 				} else if (substr($linkUrl, 0, 7) == 'http://') {
 					$faviconURL = $linkUrl;
-				} else if (substr($url, -1, 1) == '/') {
-					$faviconURL = $url.$linkUrl;
 				} else {
-					$faviconURL = $url.'/'.$linkUrl;
+					$pos = strrpos($url, "/");
+					// no "/" in url or "/" is part of "://"
+					if ($pos === false || $pos == (strpos($url, "://")+2)) {
+						$faviconURL = $url.'/'.$linkUrl;
+					} else {
+						$faviconURL = substr($url, 0, $pos+1).$linkUrl;
+					}
 				}
 
 			} else {
@@ -454,7 +458,7 @@
 
 		$http_response = fgets( $socket, 22 );
 
-		$responses = "/(200 OK)|(30[0-9] Moved)/";
+		$responses = "/(200 OK)|(30[123])/";
 		if ( preg_match($responses, $http_response) ) {
 				fclose($socket);
 				return true;
-- 
2.39.5