add PasteDeploy dependency, remove pudge dependency

* upgrade migrate repository structure (fixes #32, #27)
 * switch to PasteDeploy (fixes #31)
 * update for SQLAlchemy 0.5 compatibility
 * add python-gnutls dependency (addresses #35)

gnuviechadmin/util/gpgmail.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2007, 2008 by Jan Dittberner.
+# Copyright (C) 2007, 2008, 2009 by Jan Dittberner.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -30,10 +30,8 @@ from email.MIMEText import MIMEText
 from pyme import core
 from pyme.constants.sig import mode
 
-from gnuviechadmin.backend.settings import config
 
-
-def send_mail(subject, text):
+def send_mail(config, subject, text):
     """Send a signed and possibly encrypted mail.
 
     This method sends a mail with the given text and subject and signs
@@ -52,8 +50,8 @@ def send_mail(subject, text):
     cipher = core.Data()
     c = core.Context()
     c.set_armor(1)
-    signer = config.get('common', 'mailfrom')
-    rcpt = config.get('common', 'mailto')
+    signer = config['mailfrom']
+    rcpt = config['mailto']
     c.signers_clear()
     for sigkey in [x for x in c.op_keylist_all(signer, 1)]:
         if sigkey.can_sign:
@@ -64,14 +62,12 @@ def send_mail(subject, text):
     keylist = []
     for key in c.op_keylist_all(rcpt, 0):
         valid = 0
-        subkey = key.subkeys
-        while subkey:
+        for subkey in key.subkeys:
             keyid = subkey.keyid
             if keyid == None:
                 break
             can_encrypt = subkey.can_encrypt
             valid += can_encrypt
-            subkey = subkey.next
         if valid:
             keylist.append(key)
     if keylist: