92 lines
2.9 KiB
Python
92 lines
2.9 KiB
Python
# This file is part of Gajim.
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#
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# Gajim is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published
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# by the Free Software Foundation; version 3 only.
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#
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# Gajim 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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# XEP-0258: Security Labels in XMPP
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import nbxmpp
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from gajim.common import app
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from gajim.common.nec import NetworkIncomingEvent
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from gajim.common.modules.base import BaseModule
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class SecLabels(BaseModule):
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def __init__(self, con):
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BaseModule.__init__(self, con)
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self._catalogs = {}
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self.supported = False
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def pass_disco(self, from_, _identities, features, _data, _node):
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if nbxmpp.NS_SECLABEL not in features:
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return
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self.supported = True
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self._log.info('Discovered security labels: %s', from_)
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def request_catalog(self, jid):
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server = app.get_jid_from_account(self._account).split("@")[1]
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iq = nbxmpp.Iq(typ='get', to=server)
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iq.addChild(name='catalog',
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namespace=nbxmpp.NS_SECLABEL_CATALOG,
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attrs={'to': jid})
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self._log.info('Request catalog: server: %s, to: %s', server, jid)
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self._con.connection.SendAndCallForResponse(
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iq, self._catalog_received)
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def _catalog_received(self, stanza):
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if not nbxmpp.isResultNode(stanza):
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self._log.info('Error: %s', stanza.getError())
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return
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query = stanza.getTag('catalog', namespace=nbxmpp.NS_SECLABEL_CATALOG)
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to = query.getAttr('to')
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items = query.getTags('item')
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labels = {}
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label_list = []
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default = None
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for item in items:
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label = item.getAttr('selector')
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labels[label] = item.getTag('securitylabel')
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label_list.append(label)
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if item.getAttr('default') == 'true':
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default = label
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catalog = (labels, label_list, default)
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self._catalogs[to] = catalog
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self._log.info('Received catalog: %s', to)
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self._log.debug(catalog)
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app.nec.push_incoming_event(SecLabelCatalog(
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None, account=self._account, jid=to, catalog=catalog))
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def get_catalog(self, jid):
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return self._catalogs.get(jid)
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def parse_securitylabel(stanza):
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seclabel = stanza.getTag('securitylabel', namespace=nbxmpp.NS_SECLABEL)
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if seclabel is None:
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return None
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return seclabel.getTag('displaymarking')
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class SecLabelCatalog(NetworkIncomingEvent):
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name = 'sec-catalog-received'
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def get_instance(*args, **kwargs):
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return SecLabels(*args, **kwargs), 'SecLabels'
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