Address issue #1049046.

* lib/viewcvs.py
  (_re_rewrite_email): Allow plus signs in email addresses.


git-svn-id: http://viewvc.tigris.org/svn/viewvc/trunk@959 8cb11bc2-c004-0410-86c3-e597b4017df7

lib/viewcvs.py

@@ -735,7 +735,7 @@ def is_plain_text(mime_type):
   return not mime_type or mime_type == 'text/plain'
 
 _re_rewrite_url = re.compile('((http|https|ftp|file|svn|svn\+ssh)(://[-a-zA-Z0-9%.~:_/]+)([?&]([-a-zA-Z0-9%.~:_]+)=([-a-zA-Z0-9%.~:_])+)*(#([-a-zA-Z0-9%.~:_]+)?)?)')
-_re_rewrite_email = re.compile('([-a-zA-Z0-9_.]+)@(([-a-zA-Z0-9]+\.)+[A-Za-z]{2,4})')
+_re_rewrite_email = re.compile('([-a-zA-Z0-9_.\+]+)@(([-a-zA-Z0-9]+\.)+[A-Za-z]{2,4})')
 def htmlify(html):
   html = cgi.escape(html)
   html = re.sub(_re_rewrite_url, r'<a href="\1">\1</a>', html)