xep_0077_8.py

    def __handleRegistration(self, iq):
        if iq['type'] == 'get':
            # Registration form requested
            userData = self.backend[iq['from'].bare]
            self.sendRegistrationForm(iq, userData)
        elif iq['type'] == 'set':
            if iq['register']['remove']:
                # Remove an account
                self.backend.unregister(iq['from'].bare)
                self.xmpp.event('unregistered_user', iq)
                iq.reply().send()
                return

            for field in self.form_fields:
                if not iq['register'][field]:
                    # Incomplete Registration
                    self._sendError(iq, '406', 'modify', 'not-acceptable',
                                    "Please fill in all fields.")
                    return

            if self.backend.register(iq['from'].bare, iq['register']):
                # Successful registration
                self.xmpp.event('registered_user', iq)
                iq.reply().setPayload(iq['register'].xml)
                iq.send()
            else:
                # Conflicting registration
                self._sendError(iq, '409', 'cancel', 'conflict',
                                "That username is already taken.")