332 lines
12 KiB
Python
332 lines
12 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-0054: vcard-temp
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import hashlib
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import binascii
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import base64
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import logging
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import nbxmpp
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from gajim.common import app
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from gajim.common.const import RequestAvatar
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from gajim.common.nec import NetworkEvent
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from gajim.common.nec import NetworkIncomingEvent
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from gajim.common.connection_handlers_events import InformationEvent
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log = logging.getLogger('gajim.c.m.vcard')
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class VCardTemp:
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def __init__(self, con):
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self._con = con
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self._account = con.name
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self.handlers = []
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self._own_vcard = None
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self.own_vcard_received = False
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self.room_jids = []
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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_VCARD not in features:
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return
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self.supported = True
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log.info('Discovered vcard-temp: %s', from_)
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app.nec.push_incoming_event(NetworkEvent('feature-discovered',
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account=self._account,
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feature=nbxmpp.NS_VCARD))
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@staticmethod
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def _node_to_dict(node):
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dict_ = {}
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for info in node.getChildren():
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name = info.getName()
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if name in ('ADR', 'TEL', 'EMAIL'): # we can have several
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dict_.setdefault(name, [])
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entry = {}
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for child in info.getChildren():
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entry[child.getName()] = child.getData()
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dict_[name].append(entry)
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elif info.getChildren() == []:
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dict_[name] = info.getData()
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else:
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dict_[name] = {}
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for child in info.getChildren():
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dict_[name][child.getName()] = child.getData()
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return dict_
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def request_vcard(self, callback=RequestAvatar.SELF, jid=None,
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room=False, sha=None):
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if not app.account_is_connected(self._account):
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return
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if isinstance(callback, RequestAvatar):
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if callback == RequestAvatar.SELF:
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if not self.supported:
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return
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callback = self._on_own_avatar_received
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elif callback == RequestAvatar.ROOM:
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callback = self._on_room_avatar_received
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elif callback == RequestAvatar.USER:
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callback = self._on_avatar_received
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if room:
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room_jid = app.get_room_from_fjid(jid)
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if room_jid not in self.room_jids:
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self.room_jids.append(room_jid)
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iq = nbxmpp.Iq(typ='get')
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if jid:
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iq.setTo(jid)
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iq.setQuery('vCard').setNamespace(nbxmpp.NS_VCARD)
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own_jid = self._con.get_own_jid().getStripped()
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log.info('Request: %s, expected sha: %s', jid or own_jid, sha)
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self._con.connection.SendAndCallForResponse(
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iq, self._parse_vcard, {'callback': callback, 'expected_sha': sha})
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def send_vcard(self, vcard, sha):
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if not app.account_is_connected(self._account):
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return
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iq = nbxmpp.Iq(typ='set')
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iq2 = iq.setTag(nbxmpp.NS_VCARD + ' vCard')
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for i in vcard:
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if i == 'jid':
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continue
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if isinstance(vcard[i], dict):
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iq3 = iq2.addChild(i)
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for j in vcard[i]:
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iq3.addChild(j).setData(vcard[i][j])
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elif isinstance(vcard[i], list):
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for j in vcard[i]:
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iq3 = iq2.addChild(i)
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for k in j:
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iq3.addChild(k).setData(j[k])
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else:
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iq2.addChild(i).setData(vcard[i])
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log.info('Upload avatar: %s %s', self._account, sha)
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self._con.connection.SendAndCallForResponse(
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iq, self._avatar_publish_result, {'sha': sha})
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def upload_room_avatar(self, room_jid, data):
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iq = nbxmpp.Iq(typ='set', to=room_jid)
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vcard = iq.addChild('vCard', namespace=nbxmpp.NS_VCARD)
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photo = vcard.addChild('PHOTO')
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photo.addChild('TYPE', payload='image/png')
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photo.addChild('BINVAL', payload=data)
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log.info('Upload avatar: %s', room_jid)
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self._con.connection.SendAndCallForResponse(
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iq, self._upload_room_avatar_result)
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@staticmethod
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def _upload_room_avatar_result(stanza):
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if not nbxmpp.isResultNode(stanza):
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reason = stanza.getErrorMsg() or stanza.getError()
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app.nec.push_incoming_event(InformationEvent(
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None, dialog_name='avatar-upload-error', args=reason))
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def _avatar_publish_result(self, _con, stanza, sha):
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if stanza.getType() == 'result':
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current_sha = app.config.get_per(
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'accounts', self._account, 'avatar_sha')
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if (current_sha != sha and not app.is_invisible(self._account)):
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if not app.account_is_connected(self._account):
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return
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app.config.set_per(
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'accounts', self._account, 'avatar_sha', sha or '')
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own_jid = self._con.get_own_jid().getStripped()
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app.contacts.set_avatar(self._account, own_jid, sha)
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app.interface.update_avatar(
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self._account, self._con.get_own_jid().getStripped())
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self._con.get_module('VCardAvatars').send_avatar_presence(
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after_publish=True)
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log.info('%s: Published: %s', self._account, sha)
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app.nec.push_incoming_event(
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VcardPublishedEvent(None, conn=self._con))
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elif stanza.getType() == 'error':
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app.nec.push_incoming_event(
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VcardNotPublishedEvent(None, conn=self._con))
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@staticmethod
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def _get_vcard_photo(vcard, jid):
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try:
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photo = vcard['PHOTO']['BINVAL']
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except (KeyError, AttributeError, TypeError):
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avatar_sha = None
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photo_decoded = None
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else:
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if photo == '':
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avatar_sha = None
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photo_decoded = None
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else:
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try:
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photo_decoded = base64.b64decode(photo.encode('utf-8'))
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except binascii.Error as error:
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log.warning('Invalid avatar for %s: %s', jid, error)
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return None, None
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avatar_sha = hashlib.sha1(photo_decoded).hexdigest()
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return avatar_sha, photo_decoded
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def _parse_vcard(self, _con, stanza, callback, expected_sha):
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frm_jid = stanza.getFrom()
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room = False
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if frm_jid is None:
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frm_jid = self._con.get_own_jid()
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elif frm_jid.getStripped() in self.room_jids:
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room = True
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resource = frm_jid.getResource()
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jid = frm_jid.getStripped()
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stanza_error = stanza.getError()
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if stanza_error in ('service-unavailable', 'item-not-found',
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'not-allowed'):
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log.info('vCard not available: %s %s', frm_jid, stanza_error)
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callback(jid, resource, room, {}, expected_sha)
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return
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vcard_node = stanza.getTag('vCard', namespace=nbxmpp.NS_VCARD)
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if vcard_node is None:
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log.info('vCard not available: %s', frm_jid)
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log.debug(stanza)
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return
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vcard = self._node_to_dict(vcard_node)
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if self._con.get_own_jid().bareMatch(jid):
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if 'NICKNAME' in vcard:
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app.nicks[self._account] = vcard['NICKNAME']
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elif 'FN' in vcard:
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app.nicks[self._account] = vcard['FN']
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app.nec.push_incoming_event(
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VcardReceivedEvent(None, conn=self._con,
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vcard_dict=vcard,
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jid=jid))
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callback(jid, resource, room, vcard, expected_sha)
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def _on_own_avatar_received(self, jid, _resource, _room, vcard, *args):
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avatar_sha, photo_decoded = self._get_vcard_photo(vcard, jid)
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log.info('Received own vcard, avatar sha is: %s', avatar_sha)
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self._own_vcard = vcard
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self.own_vcard_received = True
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if avatar_sha is None:
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# No avatar found in vcard
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log.info('No avatar found')
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app.config.set_per('accounts', self._account, 'avatar_sha', '')
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app.contacts.set_avatar(self._account, jid, avatar_sha)
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self._con.get_module('VCardAvatars').send_avatar_presence(
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force=True)
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return
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# Avatar found in vcard
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current_sha = app.config.get_per(
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'accounts', self._account, 'avatar_sha')
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if current_sha == avatar_sha:
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self._con.get_module('VCardAvatars').send_avatar_presence()
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else:
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app.interface.save_avatar(photo_decoded)
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app.contacts.set_avatar(self._account, jid, avatar_sha)
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app.config.set_per(
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'accounts', self._account, 'avatar_sha', avatar_sha)
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self._con.get_module('VCardAvatars').send_avatar_presence(
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force=True)
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app.interface.update_avatar(self._account, jid)
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def _on_room_avatar_received(self, jid, _resource, _room, vcard,
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expected_sha):
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avatar_sha, photo_decoded = self._get_vcard_photo(vcard, jid)
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if expected_sha != avatar_sha:
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log.warning('Avatar mismatch: %s %s', jid, avatar_sha)
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return
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app.interface.save_avatar(photo_decoded)
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log.info('Received: %s %s', jid, avatar_sha)
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app.contacts.set_avatar(self._account, jid, avatar_sha)
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app.interface.update_avatar(self._account, jid, room_avatar=True)
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def _on_avatar_received(self, jid, resource, room, vcard, expected_sha):
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request_jid = jid
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if room:
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request_jid = '%s/%s' % (jid, resource)
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avatar_sha, photo_decoded = self._get_vcard_photo(vcard, request_jid)
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if expected_sha != avatar_sha:
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log.warning('Received: avatar mismatch: %s %s',
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request_jid, avatar_sha)
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return
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app.interface.save_avatar(photo_decoded)
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# Received vCard from a contact
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if room:
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log.info('Received: %s %s', resource, avatar_sha)
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contact = app.contacts.get_gc_contact(self._account, jid, resource)
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if contact is not None:
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contact.avatar_sha = avatar_sha
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app.interface.update_avatar(contact=contact)
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else:
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log.info('Received: %s %s', jid, avatar_sha)
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own_jid = self._con.get_own_jid().getStripped()
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app.logger.set_avatar_sha(own_jid, jid, avatar_sha)
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app.contacts.set_avatar(self._account, jid, avatar_sha)
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app.interface.update_avatar(self._account, jid)
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def get_vard_name(self):
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name = ''
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vcard = self._own_vcard
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if not vcard:
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return name
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if 'N' in vcard:
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if 'GIVEN' in vcard['N'] and 'FAMILY' in vcard['N']:
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name = vcard['N']['GIVEN'] + ' ' + vcard['N']['FAMILY']
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if not name and 'FN' in vcard:
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name = vcard['FN']
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return name
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class VcardPublishedEvent(NetworkIncomingEvent):
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name = 'vcard-published'
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class VcardNotPublishedEvent(NetworkIncomingEvent):
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name = 'vcard-not-published'
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class VcardReceivedEvent(NetworkIncomingEvent):
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name = 'vcard-received'
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def get_instance(*args, **kwargs):
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return VCardTemp(*args, **kwargs), 'VCardTemp'
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