--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/plugins/plugin_xep_0077.py	Wed Dec 29 01:06:29 2010 +0100
@@ -0,0 +1,143 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+"""
+SAT plugin for managing xep-0077
+Copyright (C) 2009, 2010  Jérôme Poisson (goffi@goffi.org)
+
+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
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
+from logging import debug, info, error
+from twisted.words.protocols.jabber import client, jid
+from twisted.words.protocols.jabber import error as jab_error
+from twisted.words.protocols.jabber.xmlstream import IQ
+from twisted.internet import reactor
+from sat.tools.xml_tools import dataForm2xml
+import pdb
+
+from wokkel import data_form
+
+NS_REG = 'jabber:iq:register'
+
+PLUGIN_INFO = {
+"name": "XEP 0077 Plugin",
+"import_name": "XEP_0077",
+"type": "XEP",
+"protocols": ["XEP-0077"],
+"dependencies": [],
+"main": "XEP_0077",
+"description": _("""Implementation of in-band registration""")
+}
+
+class XEP_0077():
+ 
+    def __init__(self, host):
+        info(_("Plugin XEP_0077 initialization"))
+        self.host = host
+        self.triggers = {}  #used by other protocol (e.g. XEP-0100) to finish registration. key = target_jid
+        host.bridge.addMethod("in_band_register", ".communication", in_sign='ss', out_sign='s', method=self.in_band_register)
+        host.bridge.addMethod("in_band_submit", ".request", in_sign='sa(ss)', out_sign='s', method=self.in_band_submit)
+   
+    def addTrigger(self, target, cb, profile):
+        """Add a callback which is called when registration to target is successful"""
+        self.triggers[target] = (cb, profile)
+    
+    def reg_ok(self, answer):
+        """Called after the first get IQ"""
+        try:
+            x_elem = filter (lambda x:x.name == "x", answer.firstChildElement().elements())[0] #We only want the "x" element (data form)
+        except IndexError:
+            info(_("No data form found"))
+            #TODO: manage registration without data form
+            answer_data={"reason": "unmanaged", "message":_("This gateway can't be managed by SàT, sorry :(")}
+            answer_type = "ERROR"
+            self.host.bridge.actionResult(answer_type, answer['id'], answer_data)
+            return
+        
+        form = data_form.Form.fromElement(x_elem)
+        xml_data = dataForm2xml(form)
+        self.host.bridge.actionResult("XMLUI", answer['id'], {"target":answer["from"], "type":"registration", "xml":xml_data})
+
+    def reg_err(self, failure):
+        """Called when something is wrong with registration"""
+        info (_("Registration failure: %s") % str(failure.value))
+        answer_data = {}
+        answer_data['reason'] = 'unknown'
+        answer_data={"message":"%s [code: %s]" % (failure.value.condition, unicode(failure.value))}
+        answer_type = "ERROR"
+        self.host.bridge.actionResult(answer_type, failure.value.stanza['id'], answer_data)
+   
+    def unregistrationAnswer(self, answer):
+        debug (_("registration answer: %s") % answer.toXml())
+        answer_type = "SUCCESS"
+        answer_data={"message":_("Your are now unregistred")}
+        self.host.bridge.actionResult(answer_type, answer['id'], answer_data)
+        
+    def unregistrationFailure(self, failure):
+        info (_("Unregistration failure: %s") % str(failure.value))
+        answer_type = "ERROR"
+        answer_data = {}
+        answer_data['reason'] = 'unknown'
+        answer_data={"message":_("Unregistration failed: %s") % failure.value.condition}
+        self.host.bridge.actionResult(answer_type, failure.value.stanza['id'], answer_data)
+    
+    def registrationAnswer(self, answer):
+        debug (_("registration answer: %s") % answer.toXml())
+        answer_type = "SUCCESS"
+        answer_data={"message":_("Registration successfull")}
+        self.host.bridge.actionResult(answer_type, answer['id'], answer_data)
+        if self.triggers.has_key(answer["from"]):
+            callback,profile = self.triggers[answer["from"]]
+            callback(answer["from"], profile)
+            del self.triggers[answer["from"]]
+        
+    def registrationFailure(self, failure):
+        info (_("Registration failure: %s") % str(failure.value))
+        print failure.value.stanza.toXml()
+        answer_type = "ERROR"
+        answer_data = {}
+        if failure.value.condition == 'conflict':
+            answer_data['reason'] = 'conflict'
+            answer_data={"message":_("Username already exists, please choose an other one")}
+        else:
+            answer_data['reason'] = 'unknown'
+            answer_data={"message":_("Registration failed")}
+        self.host.bridge.actionResult(answer_type, failure.value.stanza['id'], answer_data)
+        if self.triggers.has_key(answer["from"]):
+            del self.triggers[answer["from"]]
+
+    def in_band_submit(self, action, target, fields, profile):
+        """Submit a form for registration, using data_form"""
+        id, deferred = self.host.submitForm(action, target, fields, profile)
+        if action == 'CANCEL':
+            deferred.addCallbacks(self.unregistrationAnswer, self.unregistrationFailure)
+        else:    
+            deferred.addCallbacks(self.registrationAnswer, self.registrationFailure)
+        return id
+    
+    def in_band_register(self, target, profile_key='@DEFAULT@'):
+        """register to a target JID"""
+        current_jid, xmlstream = self.host.getJidNStream(profile_key)
+        if not xmlstream:
+            error (_('Asking for an non-existant or not connected profile'))
+            return ""
+        to_jid = jid.JID(target)
+        debug(_("Asking registration for [%s]") % to_jid.full())
+        reg_request=IQ(xmlstream,'get')
+        reg_request["from"]=current_jid.full()
+        reg_request["to"] = to_jid.full()
+        query=reg_request.addElement('query', NS_REG)
+        reg_request.send(to_jid.full()).addCallbacks(self.reg_ok, self.reg_err)
+        return reg_request["id"]