gajim-plural/gajim/common/modules/vcard_temp.py

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2018-06-30 19:23:10 +02:00
# This file is part of Gajim.
#
# Gajim is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
# by the Free Software Foundation; version 3 only.
#
# Gajim 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Gajim. If not, see <http://www.gnu.org/licenses/>.
# XEP-0054: vcard-temp
import hashlib
import binascii
import base64
import logging
import nbxmpp
from gajim.common import app
from gajim.common.const import RequestAvatar
from gajim.common.nec import NetworkIncomingEvent
from gajim.common.connection_handlers_events import InformationEvent
log = logging.getLogger('gajim.c.m.vcard')
class VCardTemp:
def __init__(self, con):
self._con = con
self._account = con.name
self.handlers = []
self._own_vcard = None
self.own_vcard_received = False
self.room_jids = []
self.supported = False
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def pass_disco(self, from_, _identities, features, _data, _node):
if nbxmpp.NS_VCARD not in features:
return
self.supported = True
log.info('Discovered vcard-temp: %s', from_)
# TODO: Move this GUI code out
action = app.app.lookup_action('%s-profile' % self._account)
action.set_enabled(True)
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@staticmethod
def _node_to_dict(node):
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dict_ = {}
for info in node.getChildren():
name = info.getName()
if name in ('ADR', 'TEL', 'EMAIL'): # we can have several
dict_.setdefault(name, [])
entry = {}
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for child in info.getChildren():
entry[child.getName()] = child.getData()
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dict_[name].append(entry)
elif info.getChildren() == []:
dict_[name] = info.getData()
else:
dict_[name] = {}
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for child in info.getChildren():
dict_[name][child.getName()] = child.getData()
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return dict_
def request_vcard(self, callback=RequestAvatar.SELF, jid=None,
room=False, sha=None):
if not app.account_is_connected(self._account):
return
if isinstance(callback, RequestAvatar):
if callback == RequestAvatar.SELF:
if not self.supported:
return
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callback = self._on_own_avatar_received
elif callback == RequestAvatar.ROOM:
callback = self._on_room_avatar_received
elif callback == RequestAvatar.USER:
callback = self._on_avatar_received
if room:
room_jid = app.get_room_from_fjid(jid)
if room_jid not in self.room_jids:
self.room_jids.append(room_jid)
iq = nbxmpp.Iq(typ='get')
if jid:
iq.setTo(jid)
iq.setQuery('vCard').setNamespace(nbxmpp.NS_VCARD)
own_jid = self._con.get_own_jid().getStripped()
log.info('Request: %s, expected sha: %s', jid or own_jid, sha)
self._con.connection.SendAndCallForResponse(
iq, self._parse_vcard, {'callback': callback, 'expected_sha': sha})
def send_vcard(self, vcard, sha):
if not app.account_is_connected(self._account):
return
iq = nbxmpp.Iq(typ='set')
iq2 = iq.setTag(nbxmpp.NS_VCARD + ' vCard')
for i in vcard:
if i == 'jid':
continue
if isinstance(vcard[i], dict):
iq3 = iq2.addChild(i)
for j in vcard[i]:
iq3.addChild(j).setData(vcard[i][j])
elif isinstance(vcard[i], list):
for j in vcard[i]:
iq3 = iq2.addChild(i)
for k in j:
iq3.addChild(k).setData(j[k])
else:
iq2.addChild(i).setData(vcard[i])
log.info('Upload avatar: %s %s', self._account, sha)
self._con.connection.SendAndCallForResponse(
iq, self._avatar_publish_result, {'sha': sha})
def upload_room_avatar(self, room_jid, data):
iq = nbxmpp.Iq(typ='set', to=room_jid)
vcard = iq.addChild('vCard', namespace=nbxmpp.NS_VCARD)
photo = vcard.addChild('PHOTO')
photo.addChild('TYPE', payload='image/png')
photo.addChild('BINVAL', payload=data)
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log.info('Upload avatar: %s', room_jid)
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self._con.connection.SendAndCallForResponse(
iq, self._upload_room_avatar_result)
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@staticmethod
def _upload_room_avatar_result(stanza):
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if not nbxmpp.isResultNode(stanza):
reason = stanza.getErrorMsg() or stanza.getError()
app.nec.push_incoming_event(InformationEvent(
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':
current_sha = app.config.get_per(
'accounts', self._account, 'avatar_sha')
if (current_sha != sha and not app.is_invisible(self._account)):
if not app.account_is_connected(self._account):
return
app.config.set_per(
'accounts', self._account, 'avatar_sha', sha or '')
own_jid = self._con.get_own_jid().getStripped()
app.contacts.set_avatar(self._account, own_jid, sha)
app.interface.update_avatar(
self._account, self._con.get_own_jid().getStripped())
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self._con.get_module('VCardAvatars').send_avatar_presence(
after_publish=True)
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log.info('%s: Published: %s', self._account, sha)
app.nec.push_incoming_event(
VcardPublishedEvent(None, conn=self._con))
elif stanza.getType() == 'error':
app.nec.push_incoming_event(
VcardNotPublishedEvent(None, conn=self._con))
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@staticmethod
def _get_vcard_photo(vcard, jid):
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try:
photo = vcard['PHOTO']['BINVAL']
except (KeyError, AttributeError, TypeError):
avatar_sha = None
photo_decoded = None
else:
if photo == '':
avatar_sha = None
photo_decoded = None
else:
try:
photo_decoded = base64.b64decode(photo.encode('utf-8'))
except binascii.Error as error:
log.warning('Invalid avatar for %s: %s', jid, error)
return None, None
avatar_sha = hashlib.sha1(photo_decoded).hexdigest()
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()
room = False
if frm_jid is None:
frm_jid = self._con.get_own_jid()
elif frm_jid.getStripped() in self.room_jids:
room = True
resource = frm_jid.getResource()
jid = frm_jid.getStripped()
stanza_error = stanza.getError()
if stanza_error in ('service-unavailable', 'item-not-found',
'not-allowed'):
log.info('vCard not available: %s %s', frm_jid, stanza_error)
callback(jid, resource, room, {}, expected_sha)
return
vcard_node = stanza.getTag('vCard', namespace=nbxmpp.NS_VCARD)
if vcard_node is None:
log.info('vCard not available: %s', frm_jid)
log.debug(stanza)
return
vcard = self._node_to_dict(vcard_node)
if self._con.get_own_jid().bareMatch(jid):
if 'NICKNAME' in vcard:
app.nicks[self._account] = vcard['NICKNAME']
elif 'FN' in vcard:
app.nicks[self._account] = vcard['FN']
app.nec.push_incoming_event(
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VcardReceivedEvent(None, conn=self._con,
vcard_dict=vcard,
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)
log.info('Received own vcard, avatar sha is: %s', avatar_sha)
self._own_vcard = vcard
self.own_vcard_received = True
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if avatar_sha is None:
# No avatar found in vcard
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log.info('No avatar found')
app.config.set_per('accounts', self._account, 'avatar_sha', '')
app.contacts.set_avatar(self._account, jid, avatar_sha)
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self._con.get_module('VCardAvatars').send_avatar_presence(
force=True)
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return
# Avatar found in vcard
current_sha = app.config.get_per(
'accounts', self._account, 'avatar_sha')
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if current_sha == avatar_sha:
self._con.get_module('VCardAvatars').send_avatar_presence()
else:
app.interface.save_avatar(photo_decoded)
app.contacts.set_avatar(self._account, jid, avatar_sha)
app.config.set_per(
'accounts', self._account, 'avatar_sha', avatar_sha)
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self._con.get_module('VCardAvatars').send_avatar_presence(
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):
avatar_sha, photo_decoded = self._get_vcard_photo(vcard, jid)
if expected_sha != avatar_sha:
log.warning('Avatar mismatch: %s %s', jid, avatar_sha)
return
app.interface.save_avatar(photo_decoded)
log.info('Received: %s %s', jid, avatar_sha)
app.contacts.set_avatar(self._account, jid, avatar_sha)
app.interface.update_avatar(self._account, jid, room_avatar=True)
def _on_avatar_received(self, jid, resource, room, vcard, expected_sha):
request_jid = jid
if room:
request_jid = '%s/%s' % (jid, resource)
avatar_sha, photo_decoded = self._get_vcard_photo(vcard, request_jid)
if expected_sha != avatar_sha:
log.warning('Received: avatar mismatch: %s %s',
request_jid, avatar_sha)
return
app.interface.save_avatar(photo_decoded)
# Received vCard from a contact
if room:
log.info('Received: %s %s', resource, avatar_sha)
contact = app.contacts.get_gc_contact(self._account, jid, resource)
if contact is not None:
contact.avatar_sha = avatar_sha
app.interface.update_avatar(contact=contact)
else:
log.info('Received: %s %s', jid, avatar_sha)
own_jid = self._con.get_own_jid().getStripped()
app.logger.set_avatar_sha(own_jid, jid, avatar_sha)
app.contacts.set_avatar(self._account, jid, avatar_sha)
app.interface.update_avatar(self._account, jid)
def get_vard_name(self):
name = ''
vcard = self._own_vcard
if not vcard:
return name
if 'N' in vcard:
if 'GIVEN' in vcard['N'] and 'FAMILY' in vcard['N']:
name = vcard['N']['GIVEN'] + ' ' + vcard['N']['FAMILY']
if not name and 'FN' in vcard:
name = vcard['FN']
return name
class VcardPublishedEvent(NetworkIncomingEvent):
name = 'vcard-published'
class VcardNotPublishedEvent(NetworkIncomingEvent):
name = 'vcard-not-published'
class VcardReceivedEvent(NetworkIncomingEvent):
name = 'vcard-received'
def get_instance(*args, **kwargs):
return VCardTemp(*args, **kwargs), 'VCardTemp'