From 6571b50aae833ec51c86a6300c8bdb4b470de66d Mon Sep 17 00:00:00 2001
From: Henrik Levkowetz <henrik@levkowetz.com>
Date: Fri, 28 Jan 2011 09:52:14 +0000
Subject: [PATCH] Only try to open a legacy url if it leads to a file; not if
 it leads to a directory.  - Legacy-Id: 2770

---
 ietf/ipr/search.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ietf/ipr/search.py b/ietf/ipr/search.py
index e5e4a9fe9..5af8e9dd4 100644
--- a/ietf/ipr/search.py
+++ b/ietf/ipr/search.py
@@ -41,7 +41,7 @@ def patent_file_search(url, q):
         fname = url.split("/")[-1]
         fpath = os.path.join(settings.IPR_DOCUMENT_PATH, fname)
         #print "*** Checking file", fpath
-        if os.path.exists(fpath):
+        if os.path.isfile(fpath):
             #print "*** Found file", fpath            
             file = codecs.open(fpath, mode='r', encoding='utf-8', errors='replace')
             text = file.read()