Mercurial > libervia-backend
view src/plugins/plugin_xep_0077.py @ 2176:61128d260eef
plugin account: removed dependency to Prosody/prosodyctl and properly use in-band registration instead
author | Goffi <goffi@goffi.org> |
---|---|
date | Thu, 09 Mar 2017 00:06:13 +0100 |
parents | 75002ac33801 |
children | 09cfec4d8d19 |
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#!/usr/bin/env python2 # -*- coding: utf-8 -*- # SAT plugin for managing xep-0077 # Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from sat.core.i18n import _ from sat.core.constants import Const as C from sat.core import exceptions from sat.core.log import getLogger log = getLogger(__name__) from twisted.words.protocols.jabber import jid from twisted.words.protocols.jabber import xmlstream from twisted.internet import defer, reactor from sat.tools import xml_tools from wokkel import data_form NS_REG = 'jabber:iq:register' PLUGIN_INFO = { C.PI_NAME: "XEP 0077 Plugin", C.PI_IMPORT_NAME: "XEP-0077", C.PI_TYPE: "XEP", C.PI_PROTOCOLS: ["XEP-0077"], C.PI_DEPENDENCIES: [], C.PI_MAIN: "XEP_0077", C.PI_DESCRIPTION: _("""Implementation of in-band registration""") } # FIXME: this implementation is incomplete class RegisteringAuthenticator(xmlstream.ConnectAuthenticator): # FIXME: request IQ is not send to check available fields, while XEP recommand to use it # FIXME: doesn't handle data form or oob def __init__(self, jid_, password, email=None): xmlstream.ConnectAuthenticator.__init__(self, jid_.host) self.jid = jid_ self.password = password self.email = email self.registered = defer.Deferred() log.debug(_(u"Registration asked for {jid}").format( jid = jid_)) def connectionMade(self): log.debug(_(u"Connection made with {server}".format(server=self.jid.host))) self.xmlstream.otherEntity = jid.JID(self.jid.host) self.xmlstream.namespace = C.NS_CLIENT self.xmlstream.sendHeader() iq = XEP_0077.buildRegisterIQ(self.xmlstream, self.jid, self.password, self.email) d = iq.send(self.jid.host).addCallbacks(self.registrationCb, self.registrationEb) d.chainDeferred(self.registered) def registrationCb(self, answer): log.debug(_(u"Registration answer: {}").format(answer.toXml())) self.xmlstream.sendFooter() def registrationEb(self, failure_): log.info(_("Registration failure: {}").format(unicode(failure_.value))) self.xmlstream.sendFooter() raise failure_.value class XEP_0077(object): def __init__(self, host): log.info(_("Plugin XEP_0077 initialization")) self.host = host host.bridge.addMethod("inBandRegister", ".plugin", in_sign='ss', out_sign='s', method=self._inBandRegister, async=True) @staticmethod def buildRegisterIQ(xmlstream_, jid_, password, email=None): iq_elt = xmlstream.IQ(xmlstream_, 'set') iq_elt["to"] = jid_.host query_elt = iq_elt.addElement(('jabber:iq:register', 'query')) username_elt = query_elt.addElement('username') username_elt.addContent(jid_.user) password_elt = query_elt.addElement('password') password_elt.addContent(password) if email is not None: email_elt = query_elt.addElement('email') email_elt.addContent(email) return iq_elt def _regCb(self, answer, client, post_treat_cb): """Called after the first get IQ""" try: query_elt = answer.elements(NS_REG, 'query').next() except StopIteration: raise exceptions.DataError("Can't find expected query element") try: x_elem = query_elt.elements(data_form.NS_X_DATA, 'x').next() except StopIteration: # XXX: it seems we have an old service which doesn't manage data forms log.warning(_("Can't find data form")) raise exceptions.DataError(_("This gateway can't be managed by SàT, sorry :(")) def submitForm(data, profile): form_elt = xml_tools.XMLUIResultToElt(data) iq_elt = client.IQ() iq_elt['id'] = answer['id'] iq_elt['to'] = answer['from'] query_elt = iq_elt.addElement("query", NS_REG) query_elt.addChild(form_elt) d = iq_elt.send() d.addCallback(self._regSuccess, client, post_treat_cb) d.addErrback(self._regFailure, client) return d form = data_form.Form.fromElement(x_elem) submit_reg_id = self.host.registerCallback(submitForm, with_data=True, one_shot=True) return xml_tools.dataForm2XMLUI(form, submit_reg_id) def _regEb(self, failure, client): """Called when something is wrong with registration""" log.info(_("Registration failure: %s") % unicode(failure.value)) raise failure def _regSuccess(self, answer, client, post_treat_cb): log.debug(_(u"registration answer: %s") % answer.toXml()) if post_treat_cb is not None: post_treat_cb(jid.JID(answer['from']), client.profile) return {} def _regFailure(self, failure, client): log.info(_(u"Registration failure: %s") % unicode(failure.value)) if failure.value.condition == 'conflict': raise exceptions.ConflictError( _("Username already exists, please choose an other one")) raise failure def _inBandRegister(self, to_jid_s, profile_key=C.PROF_KEY_NONE): return self.inBandRegister, jid.JID(to_jid_s, profile_key) def inBandRegister(self, to_jid, post_treat_cb=None, profile_key=C.PROF_KEY_NONE): """register to a target JID""" client = self.host.getClient(profile_key) log.debug(_(u"Asking registration for {}").format(to_jid.full())) reg_request = client.IQ(u'get') reg_request["from"] = client.jid.full() reg_request["to"] = to_jid.full() reg_request.addElement('query', NS_REG) d = reg_request.send(to_jid.full()).addCallbacks(self._regCb, self._regEb, callbackArgs=[client, post_treat_cb], errbackArgs=[client]) return d def registerNewAccount(self, jid_, password, email=None, host="127.0.0.1", port=C.XMPP_C2S_PORT): """register a new account on a XMPP server @param jid_(jid.JID): request jid to register @param password(unicode): password of the account @param email(unicode): email of the account @param host(unicode): host of the server to register to @param port(int): port of the server to register to """ authenticator = RegisteringAuthenticator(jid_, password, email) registered_d = authenticator.registered serverRegistrer = xmlstream.XmlStreamFactory(authenticator) connector = reactor.connectTCP(host, port, serverRegistrer) serverRegistrer.clientConnectionLost = lambda conn, reason: connector.disconnect() return registered_d def changePassword(self, client, new_password): iq_elt = self.buildRegisterIQ(client.xmlstream, client.jid, new_password) return iq_elt.send(client.jid.host) def removeRegistration(self, client, to_jid): iq_elt = client.IQ() iq_elt['to'] = to_jid.full() query_elt = iq_elt.addElement((NS_REG, u'query')) query_elt.addElement(u'remove') iq_elt.send()