1 files changed, 69 insertions, 0 deletions
diff --git a/sleekxmpp/plugins/xep_0078.py b/sleekxmpp/plugins/xep_0078.py
new file mode 100644
index 0000000..4b3ab82
--- /dev/null
+++ b/sleekxmpp/plugins/xep_0078.py
@@ -0,0 +1,69 @@
+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2010 Nathanael C. Fritz
+    This file is part of SleekXMPP.
+    
+    See the file LICENSE for copying permission.
+"""
+from __future__ import with_statement
+from xml.etree import cElementTree as ET
+import logging
+import hashlib
+from . import base
+
+
+class xep_0078(base.base_plugin):
+	"""
+	XEP-0078 NON-SASL Authentication
+	"""
+	def plugin_init(self):
+		self.description = "Non-SASL Authentication (broken)"
+		self.xep = "0078"
+		self.xmpp.add_event_handler("session_start", self.check_stream)
+		#disabling until I fix conflict with PLAIN
+		#self.xmpp.registerFeature("<auth xmlns='http://jabber.org/features/iq-auth'/>", self.auth)
+		self.streamid = ''
+	
+	def check_stream(self, xml):
+		self.streamid = xml.attrib['id']
+		if xml.get('version', '0') != '1.0':
+			self.auth()
+	
+	def auth(self, xml=None):
+		logging.debug("Starting jabber:iq:auth Authentication")
+		auth_request = self.xmpp.makeIqGet()
+		auth_request_query = ET.Element('{jabber:iq:auth}query')
+		auth_request.attrib['to'] = self.xmpp.server
+		username = ET.Element('username')
+		username.text = self.xmpp.username
+		auth_request_query.append(username)
+		auth_request.append(auth_request_query)
+		result = auth_request.send()
+		rquery = result.find('{jabber:iq:auth}query')
+		attempt = self.xmpp.makeIqSet()
+		query = ET.Element('{jabber:iq:auth}query')
+		resource = ET.Element('resource')
+		resource.text = self.xmpp.resource
+		query.append(username)
+		query.append(resource)
+		if rquery.find('{jabber:iq:auth}digest') is None:
+			logging.warning("Authenticating via jabber:iq:auth Plain.")
+			password = ET.Element('password')
+			password.text = self.xmpp.password
+			query.append(password)
+		else:
+			logging.debug("Authenticating via jabber:iq:auth Digest")
+			digest = ET.Element('digest')
+			digest.text = hashlib.sha1(b"%s%s" % (self.streamid, self.xmpp.password)).hexdigest()
+			query.append(digest)
+		attempt.append(query)
+		result = attempt.send()
+		if result.attrib['type'] == 'result':
+			with self.xmpp.lock:
+				self.xmpp.authenticated = True
+				self.xmpp.sessionstarted = True
+			self.xmpp.event("session_start")
+		else:
+			logging.info("Authentication failed")
+			self.xmpp.disconnect()
+			self.xmpp.event("failed_auth")