From 25f87607aab0de024be90d6e6d0e96c19e827f49 Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Sat, 21 Jan 2012 00:44:03 -0800
Subject: Add support for X-GOOGLE-TOKEN.

This is mainly just useful for authenticating without using TLS.

If an access token is not provided, an attempt will be made to
retrieve one from Google.
---
 sleekxmpp/thirdparty/suelta/mechanisms/__init__.py |  1 +
 .../thirdparty/suelta/mechanisms/google_token.py   | 78 ++++++++++++++++++++++
 sleekxmpp/thirdparty/suelta/mechanisms/plain.py    |  2 +-
 3 files changed, 80 insertions(+), 1 deletion(-)
 create mode 100644 sleekxmpp/thirdparty/suelta/mechanisms/google_token.py

(limited to 'sleekxmpp/thirdparty')

diff --git a/sleekxmpp/thirdparty/suelta/mechanisms/__init__.py b/sleekxmpp/thirdparty/suelta/mechanisms/__init__.py
index e3facdee..2044ff80 100644
--- a/sleekxmpp/thirdparty/suelta/mechanisms/__init__.py
+++ b/sleekxmpp/thirdparty/suelta/mechanisms/__init__.py
@@ -5,3 +5,4 @@ from sleekxmpp.thirdparty.suelta.mechanisms.digest_md5 import DIGEST_MD5
 from sleekxmpp.thirdparty.suelta.mechanisms.scram_hmac import SCRAM_HMAC
 from sleekxmpp.thirdparty.suelta.mechanisms.messenger_oauth2 import X_MESSENGER_OAUTH2
 from sleekxmpp.thirdparty.suelta.mechanisms.facebook_platform import X_FACEBOOK_PLATFORM
+from sleekxmpp.thirdparty.suelta.mechanisms.google_token import X_GOOGLE_TOKEN
diff --git a/sleekxmpp/thirdparty/suelta/mechanisms/google_token.py b/sleekxmpp/thirdparty/suelta/mechanisms/google_token.py
new file mode 100644
index 00000000..75c55f18
--- /dev/null
+++ b/sleekxmpp/thirdparty/suelta/mechanisms/google_token.py
@@ -0,0 +1,78 @@
+import sys
+import logging
+try:
+    from httplib import HTTPSConnection
+    from urllib import urlencode
+except ImportError:
+    from urllib.parse import urlencode
+    from http.client import HTTPSConnection
+
+from sleekxmpp.thirdparty.suelta.util import bytes
+from sleekxmpp.thirdparty.suelta.sasl import Mechanism, register_mechanism
+from sleekxmpp.thirdparty.suelta.exceptions import SASLError, SASLCancelled
+
+
+log = logging.getLogger(__name__)
+
+
+class X_GOOGLE_TOKEN(Mechanism):
+
+    def __init__(self, sasl, name):
+        super(X_GOOGLE_TOKEN, self).__init__(sasl, name)
+        self.check_values(['email', 'password', 'access_token'])
+
+    def process(self, challenge=None):
+        if not self.values.get('access_token', False):
+            log.debug("SASL: Requesting auth token from Google")
+            try:
+                conn = HTTPSConnection('www.google.com')
+            except:
+                raise SASLError(self.sasl, 'Could not connect to Google')
+            params = urlencode({
+                'accountType': 'GOOGLE',
+                'service': 'mail',
+                'Email': self.values['email'],
+                'Passwd': self.values['password']
+            })
+            headers = {
+                'Content-Type': 'application/x-www-form-urlencoded' 
+            }
+            try:
+                conn.request('POST', '/accounts/ClientLogin', params, headers)
+                resp = conn.getresponse().read()
+                data = {}
+                for line in resp.split():
+                    k, v = line.split(b'=')
+                    data[k] = v
+            except Exception as e:
+                raise e
+                #raise SASLError(self.sasl, 'Could not retrieve login data')
+
+            if b'SID' not in data:
+                raise SASLError(self.sasl, 'Required data not found')
+
+            params = urlencode({
+                'SID': data[b'SID'],
+                'LSID': data[b'LSID'],
+                'service': 'mail'
+            })
+            try:
+                conn.request('POST', '/accounts/IssueAuthToken', params, headers)
+                resp = conn.getresponse()
+                data = resp.read().split()
+            except:
+                raise SASLError(self.sasl, 'Could not retrieve auth data')
+            if not data:
+                raise SASLError(self.sasl, 'Could not retrieve token')
+
+            self.values['access_token'] = data[0]
+ 
+        email = bytes(self.values['email'])
+        token = bytes(self.values['access_token'])
+        return b'\x00' + email + b'\x00' + token
+
+    def okay(self):
+        return True
+
+
+register_mechanism('X-GOOGLE-TOKEN', 3, X_GOOGLE_TOKEN, use_hashes=False)
diff --git a/sleekxmpp/thirdparty/suelta/mechanisms/plain.py b/sleekxmpp/thirdparty/suelta/mechanisms/plain.py
index ab17095e..accae54a 100644
--- a/sleekxmpp/thirdparty/suelta/mechanisms/plain.py
+++ b/sleekxmpp/thirdparty/suelta/mechanisms/plain.py
@@ -58,4 +58,4 @@ class PLAIN(Mechanism):
         return True
 
 
-register_mechanism('PLAIN', 1, PLAIN, use_hashes=False)
+register_mechanism('PLAIN', 5, PLAIN, use_hashes=False)
-- 
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