From 85e7156d9dfaab8cdffd6315ef4445d20a6a586d Mon Sep 17 00:00:00 2001
From: uriel <uriel@vm41.cat-v.org>
Date: Wed, 10 Jun 2009 02:58:36 +0200
Subject: [PATCH] Urldecode '_' (ie., %5F) in request paths to make
 stackoverflow.com links happy.

---
 bin/werc.rc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bin/werc.rc b/bin/werc.rc
index d1cfe6c..08ea7cc 100755
--- a/bin/werc.rc
+++ b/bin/werc.rc
@@ -41,7 +41,9 @@ fn werc_exec_request {
     current_date_time=`{date}
 
     # Note: $REQUEST_URI is not officially in CGI 1.1, but seems to be de-facto
-    req_path=`{echo -n $REQUEST_URI | sed 's/\?.*//; s!//+!/!g; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'}
+    # Note: We only urldecode %5F->'_' because some sites (stackoverflow.com?) urlencode it in their links,
+    # perhaps we should completel urldecode the whole url.
+    req_path=`{echo -n $REQUEST_URI | sed 's/\?.*//; s!//+!/!g; s/%5[Ff]/_/g; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'}
     req_url=$base_url^$req_path
     local_path=$sitedir$req_path
     ifs='/' { args=`{echo -n $req_path} }