From 79914fb56ba68153f2fcf779bf7be0be4e25f0a7 Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Fri, 8 Feb 2013 09:34:26 -0800
Subject: Add option to XEP-0077 plugin to force registration attempts.

---
 examples/register_account.py           |  8 ++++++--
 sleekxmpp/plugins/xep_0077/register.py | 21 +++++++++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/examples/register_account.py b/examples/register_account.py
index bd9b1160..2badef64 100644
--- a/examples/register_account.py
+++ b/examples/register_account.py
@@ -51,7 +51,7 @@ class RegisterBot(sleekxmpp.ClientXMPP):
 
         # The register event provides an Iq result stanza with
         # a registration form from the server. This may include
-        # the basic registration fields, a data form, an 
+        # the basic registration fields, a data form, an
         # out-of-band URL, or any combination. For more advanced
         # cases, you will need to examine the fields provided
         # and respond accordingly. SleekXMPP provides plugins
@@ -104,7 +104,7 @@ class RegisterBot(sleekxmpp.ClientXMPP):
             resp.send(now=True)
             logging.info("Account created for %s!" % self.boundjid)
         except IqError as e:
-            logging.error("Could not register account: %s" % 
+            logging.error("Could not register account: %s" %
                     e.iq['error']['text'])
             self.disconnect()
         except IqTimeout:
@@ -153,6 +153,10 @@ if __name__ == '__main__':
     xmpp.register_plugin('xep_0066') # Out-of-band Data
     xmpp.register_plugin('xep_0077') # In-band Registration
 
+    # Some servers don't advertise support for inband registration, even
+    # though they allow it. If this applies to your server, use:
+    # xmpp['xep_0077'].force_registration = True
+
     # If you are working with an OpenFire server, you may need
     # to adjust the SSL version used:
     # xmpp.ssl_version = ssl.PROTOCOL_SSLv3
diff --git a/sleekxmpp/plugins/xep_0077/register.py b/sleekxmpp/plugins/xep_0077/register.py
index d4da21a5..ee07548b 100644
--- a/sleekxmpp/plugins/xep_0077/register.py
+++ b/sleekxmpp/plugins/xep_0077/register.py
@@ -7,6 +7,7 @@
 """
 
 import logging
+import ssl
 
 from sleekxmpp.stanza import StreamFeatures, Iq
 from sleekxmpp.xmlstream import register_stanza_plugin, JID
@@ -29,6 +30,7 @@ class XEP_0077(BasePlugin):
     stanza = stanza
     default_config = {
         'create_account': True,
+        'force_registration': False,
         'order': 50
     }
 
@@ -45,10 +47,29 @@ class XEP_0077(BasePlugin):
         register_stanza_plugin(Register, self.xmpp['xep_0004'].stanza.Form)
         register_stanza_plugin(Register, self.xmpp['xep_0066'].stanza.OOB)
 
+        self.xmpp.add_event_handler('connected', self._force_registration)
+
     def plugin_end(self):
         if not self.xmpp.is_component:
             self.xmpp.unregister_feature('register', self.order)
 
+    def _force_registration(self, event):
+        if self.force_registration:
+            self.xmpp.add_filter('in', self._force_stream_feature)
+
+    def _force_stream_feature(self, stanza):
+        if isinstance(stanza, StreamFeatures):
+            if self.xmpp.use_tls or self.xmpp.use_ssl:
+                if 'starttls' not in self.xmpp.features:
+                    return stanza
+                elif not isinstance(self.xmpp.socket, ssl.SSLSocket):
+                    return stanza
+            if 'mechanisms' not in self.xmpp.features:
+                log.debug('Forced adding in-band registration stream feature')
+                stanza.enable('register')
+                self.xmpp.del_filter('in', self._force_stream_feature)
+        return stanza
+
     def _handle_register_feature(self, features):
         if 'mechanisms' in self.xmpp.features:
             # We have already logged in with an account
-- 
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