From c578ddeb1aae6fb0a9f60092b53831c1e952058d Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Fri, 6 Jan 2012 23:31:58 -0500
Subject: Add support for MSN with X-MESSENGER-OAUTH2 SASL support.

NOTE: This requires already having the access token. It does NOT
perform any OAuth requests.
---
 sleekxmpp/features/feature_mechanisms/mechanisms.py  |  2 ++
 sleekxmpp/features/feature_mechanisms/stanza/auth.py | 14 ++++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

(limited to 'sleekxmpp/features')

diff --git a/sleekxmpp/features/feature_mechanisms/mechanisms.py b/sleekxmpp/features/feature_mechanisms/mechanisms.py
index 2b8321c2..deff5d30 100644
--- a/sleekxmpp/features/feature_mechanisms/mechanisms.py
+++ b/sleekxmpp/features/feature_mechanisms/mechanisms.py
@@ -39,6 +39,8 @@ class feature_mechanisms(base_plugin):
                 values['username'] = self.xmpp.boundjid.user
             if 'password' in values:
                 values['password'] = self.xmpp.password
+            if 'access_token' in values:
+                values['access_token'] = self.xmpp.password
             mech.fulfill(values)
 
         sasl_callback = self.config.get('sasl_callback', None)
diff --git a/sleekxmpp/features/feature_mechanisms/stanza/auth.py b/sleekxmpp/features/feature_mechanisms/stanza/auth.py
index e069b57f..9155adf6 100644
--- a/sleekxmpp/features/feature_mechanisms/stanza/auth.py
+++ b/sleekxmpp/features/feature_mechanisms/stanza/auth.py
@@ -25,15 +25,25 @@ class Auth(StanzaBase):
     interfaces = set(('mechanism', 'value'))
     plugin_attrib = name
 
+    #: Some SASL mechs require sending values as is, 
+    #: without converting base64.
+    plain_mechs = set(['X-MESSENGER-OAUTH2'])
+
     def setup(self, xml):
         StanzaBase.setup(self, xml)
         self.xml.tag = self.tag_name()
 
     def get_value(self):
-        return base64.b64decode(bytes(self.xml.text))
+        if not self['mechanism'] in self.plain_mechs:
+            return base64.b64decode(bytes(self.xml.text))
+        else:
+            return self.xml.text
 
     def set_value(self, values):
-        self.xml.text = bytes(base64.b64encode(values)).decode('utf-8')
+        if not self['mechanism'] in self.plain_mechs:
+            self.xml.text = bytes(base64.b64encode(values)).decode('utf-8')
+        else:
+            self.xml.text = values
 
     def del_value(self):
         self.xml.text = ''
-- 
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