# HG changeset patch
# User Ali Saidi <saidi@eecs.umich.edu>
# Date 1213353220 -7200
# Node ID 782dbbdfb1d762ed3b6ae22bd14a0b599bec79a0
# Parent  22c303a514f8b89daa8cce9fd4549bc1eed63d65
fix traceback in hgweb when URL doesn't end in one of the archive specs

If the last n charecters of the URL doesn't match an entry in archive_specs
req.form never has a key 'type'. When achive() looks up 'type' in the form
dict  it causes a traceback rather than printing an error message.

diff -r 22c303a514f8 -r 782dbbdfb1d7 mercurial/hgweb/webcommands.py
--- a/mercurial/hgweb/webcommands.py	Thu Jun 12 00:11:09 2008 -0700
+++ b/mercurial/hgweb/webcommands.py	Fri Jun 13 12:33:40 2008 +0200
@@ -109,7 +109,7 @@
     return web.filelog(tmpl, web.filectx(req))
 
 def archive(web, req, tmpl):
-    type_ = req.form['type'][0]
+    type_ = req.form.get('type', [None])[0]
     allowed = web.configlist("web", "allow_archive")
     if (type_ in web.archives and (type_ in allowed or
         web.configbool("web", "allow" + type_, False))):