114 lines
4.5 KiB
Python
Executable file
114 lines
4.5 KiB
Python
Executable file
#!/usr/bin/env python2
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# -*- coding: utf-8 -*-
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# SAT plugin for managing xep-0077
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# Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org)
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from sat.core.i18n import _
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from sat.core.constants import Const as C
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from sat.core import exceptions
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from sat.core.log import getLogger
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log = getLogger(__name__)
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from twisted.words.protocols.jabber import jid
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from twisted.words.protocols.jabber.xmlstream import IQ
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from sat.tools import xml_tools
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from wokkel import data_form, compat
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NS_REG = 'jabber:iq:register'
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PLUGIN_INFO = {
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"name": "XEP 0077 Plugin",
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"import_name": "XEP-0077",
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"type": "XEP",
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"protocols": ["XEP-0077"],
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"dependencies": [],
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"main": "XEP_0077",
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"description": _("""Implementation of in-band registration""")
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}
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class XEP_0077(object):
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def __init__(self, host):
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log.info(_("Plugin XEP_0077 initialization"))
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self.host = host
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self.triggers = {} # used by other protocol (e.g. XEP-0100) to finish registration. key = target_jid
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host.bridge.addMethod("inBandRegister", ".plugin", in_sign='ss', out_sign='s',
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method=self._inBandRegister,
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async=True)
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def _regOk(self, answer, client, post_treat_cb):
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"""Called after the first get IQ"""
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try:
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query_elt = answer.elements(NS_REG, 'query').next()
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except StopIteration:
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raise exceptions.DataError("Can't find expected query element")
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try:
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x_elem = query_elt.elements(data_form.NS_X_DATA, 'x').next()
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except StopIteration:
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# XXX: it seems we have an old service which doesn't manage data forms
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log.warning(_("Can't find data form"))
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raise exceptions.DataError(_("This gateway can't be managed by SàT, sorry :("))
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def submitForm(data, profile):
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form_elt = xml_tools.XMLUIResultToElt(data)
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iq_elt = compat.IQ(client.xmlstream, 'set')
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iq_elt['id'] = answer['id']
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iq_elt['to'] = answer['from']
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query_elt = iq_elt.addElement("query", NS_REG)
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query_elt.addChild(form_elt)
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d = iq_elt.send()
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d.addCallback(self._regSuccess, client, post_treat_cb)
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d.addErrback(self._regFailure, client)
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return d
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form = data_form.Form.fromElement(x_elem)
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submit_reg_id = self.host.registerCallback(submitForm, with_data=True, one_shot=True)
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return xml_tools.dataForm2XMLUI(form, submit_reg_id)
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def _regErr(self, failure, client):
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"""Called when something is wrong with registration"""
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log.info(_("Registration failure: %s") % unicode(failure.value))
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raise failure
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def _regSuccess(self, answer, client, post_treat_cb):
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log.debug(_(u"registration answer: %s") % answer.toXml())
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if post_treat_cb is not None:
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post_treat_cb(jid.JID(answer['from']), client.profile)
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return {}
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def _regFailure(self, failure, client):
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log.info(_(u"Registration failure: %s") % unicode(failure.value))
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if failure.value.condition == 'conflict':
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raise exceptions.ConflictError( _("Username already exists, please choose an other one"))
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raise failure
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def _inBandRegister(self, to_jid_s, profile_key=C.PROF_KEY_NONE):
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return self.inBandRegister, jid.JID(to_jid_s, profile_key)
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def inBandRegister(self, to_jid, post_treat_cb=None, profile_key=C.PROF_KEY_NONE):
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"""register to a target JID"""
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client = self.host.getClient(profile_key)
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log.debug(_(u"Asking registration for [%s]") % to_jid.full())
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reg_request = IQ(client.xmlstream, 'get')
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reg_request["from"] = client.jid.full()
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reg_request["to"] = to_jid.full()
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reg_request.addElement('query', NS_REG)
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d = reg_request.send(to_jid.full()).addCallbacks(self._regOk, self._regErr, callbackArgs=[client, post_treat_cb], errbackArgs=[client])
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return d
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