464 lines
17 KiB
Python
464 lines
17 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-0016: Privacy Lists
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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 import helpers
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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.privacylists')
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class PrivacyLists:
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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.default_list = None
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self.active_list = None
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self.blocked_contacts = []
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self.blocked_groups = []
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self.blocked_list = []
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self.blocked_all = False
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self.handlers = [
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('iq', self._list_push_received, 'set', nbxmpp.NS_PRIVACY)
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]
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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_PRIVACY not in features:
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return
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self.supported = True
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log.info('Discovered XEP-0016: Privacy Lists: %s', from_)
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# TODO: Move this GUI code out
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action = app.app.lookup_action('%s-privacylists' % self._account)
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action.set_enabled(True)
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def _list_push_received(self, _con, stanza):
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result = stanza.buildReply('result')
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result.delChild(result.getTag('query'))
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self._con.connection.send(result)
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for list_ in stanza.getQueryPayload():
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if list_.getName() == 'list':
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name = list_.getAttr('name')
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log.info('Received Push: %s', name)
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self.get_privacy_list(name)
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raise nbxmpp.NodeProcessed
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def get_privacy_lists(self, callback=None):
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log.info('Request lists')
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iq = nbxmpp.Iq('get', nbxmpp.NS_PRIVACY)
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self._con.connection.SendAndCallForResponse(
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iq, self._privacy_lists_received, {'callback': callback})
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def _privacy_lists_received(self, _con, stanza, callback):
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lists = []
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new_default = None
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result = nbxmpp.isResultNode(stanza)
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if not result:
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log.warning('List not available: %s', stanza.getError())
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else:
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for list_ in stanza.getQueryPayload():
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name = list_.getAttr('name')
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if list_.getName() == 'active':
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self.active_list = name
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elif list_.getName() == 'default':
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new_default = name
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else:
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lists.append(name)
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log.info('Received lists: %s', lists)
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# Download default list if we dont have it
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if self.default_list != new_default:
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self.default_list = new_default
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if new_default is not None:
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log.info('Found new default list: %s', new_default)
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self.get_privacy_list(new_default)
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if callback:
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callback(result)
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else:
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app.nec.push_incoming_event(
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PrivacyListsReceivedEvent(None,
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conn=self._con,
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active_list=self.active_list,
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default_list=self.default_list,
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lists=lists))
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def get_privacy_list(self, name):
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log.info('Request list: %s', name)
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list_ = nbxmpp.Node('list', {'name': name})
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iq = nbxmpp.Iq('get', nbxmpp.NS_PRIVACY, payload=[list_])
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self._con.connection.SendAndCallForResponse(
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iq, self._privacy_list_received)
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def _privacy_list_received(self, stanza):
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if not nbxmpp.isResultNode(stanza):
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log.warning('List not available: %s', stanza.getError())
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return
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rules = []
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list_ = stanza.getQueryPayload()[0]
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name = list_.getAttr('name')
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for child in list_.getChildren():
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item = child.getAttrs()
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childs = []
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for scnd_child in child.getChildren():
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childs.append(scnd_child.getName())
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item['child'] = childs
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if len(item) not in (3, 5):
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log.warning('Wrong count of attrs: %s', stanza)
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continue
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rules.append(item)
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log.info('Received list: %s', name)
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if name == self.default_list:
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self._default_list_received(rules)
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app.nec.push_incoming_event(PrivacyListReceivedEvent(
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None, conn=self._con, list_name=name, rules=rules))
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def del_privacy_list(self, name):
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log.info('Remove list: %s', name)
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def _del_privacy_list_result(stanza):
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if not nbxmpp.isResultNode(stanza):
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log.warning('List deletion failed: %s', stanza.getError())
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app.nec.push_incoming_event(InformationEvent(
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None, dialog_name='privacy-list-error', args=name))
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else:
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app.nec.push_incoming_event(PrivacyListRemovedEvent(
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None, conn=self._con, list_name=name))
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node = nbxmpp.Node('list', {'name': name})
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iq = nbxmpp.Iq('set', nbxmpp.NS_PRIVACY, payload=[node])
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self._con.connection.SendAndCallForResponse(
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iq, _del_privacy_list_result)
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def set_privacy_list(self, name, rules):
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node = nbxmpp.Node('list', {'name': name})
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iq = nbxmpp.Iq('set', nbxmpp.NS_PRIVACY, payload=[node])
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for item in rules:
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childs = item.get('child', [])
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for child in childs:
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node.setTag(child)
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item.pop('child', None)
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node.setTag('item', item)
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log.info('Update list: %s %s', name, rules)
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self._con.connection.SendAndCallForResponse(
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iq, self._default_result_handler, {})
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def _default_list_received(self, rules):
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roster = app.interface.roster
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for rule in rules:
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if rule['action'] == 'allow':
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if 'type' not in rule:
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self.blocked_all = False
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elif rule['type'] == 'jid':
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if rule['value'] in self.blocked_contacts:
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self.blocked_contacts.remove(rule['value'])
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elif rule['type'] == 'group':
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if rule['value'] in self.blocked_groups:
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self.blocked_groups.remove(rule['value'])
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elif rule['action'] == 'deny':
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if 'type' not in rule:
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self.blocked_all = True
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elif rule['type'] == 'jid':
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if rule['value'] not in self.blocked_contacts:
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self.blocked_contacts.append(rule['value'])
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elif rule['type'] == 'group':
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if rule['value'] not in self.blocked_groups:
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self.blocked_groups.append(rule['value'])
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self.blocked_list.append(rule)
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if 'type' in rule:
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if rule['type'] == 'jid':
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roster.draw_contact(rule['value'], self._account)
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if rule['type'] == 'group':
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roster.draw_group(rule['value'], self._account)
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def set_active_list(self, name=None):
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log.info('Set active list: %s', name)
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attr = {}
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if name:
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attr['name'] = name
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node = nbxmpp.Node('active', attr)
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iq = nbxmpp.Iq('set', nbxmpp.NS_PRIVACY, payload=[node])
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self._con.connection.SendAndCallForResponse(
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iq, self._default_result_handler, {})
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def set_default_list(self, name=None):
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log.info('Set default list: %s', name)
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attr = {}
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if name:
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attr['name'] = name
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node = nbxmpp.Node('default', attr)
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iq = nbxmpp.Iq('set', nbxmpp.NS_PRIVACY, payload=[node])
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self._con.connection.SendAndCallForResponse(
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iq, self._default_result_handler, {})
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@staticmethod
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def _default_result_handler(_con, stanza):
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if not nbxmpp.isResultNode(stanza):
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log.warning('Operation failed: %s', stanza.getError())
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def _build_invisible_rule(self):
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node = nbxmpp.Node('list', {'name': 'invisible'})
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iq = nbxmpp.Iq('set', nbxmpp.NS_PRIVACY, payload=[node])
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if (self._account in app.interface.status_sent_to_groups and
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app.interface.status_sent_to_groups[self._account]):
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for group in app.interface.status_sent_to_groups[self._account]:
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item = node.setTag('item', {'type': 'group',
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'value': group,
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'action': 'allow',
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'order': '1'})
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item.setTag('presence-out')
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if (self._account in app.interface.status_sent_to_users and
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app.interface.status_sent_to_users[self._account]):
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for jid in app.interface.status_sent_to_users[self._account]:
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item = node.setTag('item', {'type': 'jid',
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'value': jid,
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'action': 'allow',
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'order': '2'})
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item.setTag('presence-out')
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item = node.setTag('item', {'action': 'deny', 'order': '3'})
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item.setTag('presence-out')
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return iq
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def set_invisible_rule(self, callback=None, **kwargs):
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log.info('Update invisible list')
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iq = self._build_invisible_rule()
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if callback is None:
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callback = self._default_result_handler
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self._con.connection.SendAndCallForResponse(
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iq, callback, kwargs)
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def _get_max_blocked_list_order(self):
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max_order = 0
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for rule in self.blocked_list:
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order = int(rule['order'])
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if order > max_order:
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max_order = order
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return max_order
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def block_gc_contact(self, jid):
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if jid in self.blocked_contacts:
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return
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log.info('Block GC contact: %s', jid)
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if self.default_list is None:
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self.default_list = 'block'
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max_order = self._get_max_blocked_list_order()
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new_rule = {'order': str(max_order + 1),
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'type': 'jid',
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'action': 'deny',
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'value': jid,
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'child': ['message', 'iq', 'presence-out']}
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self.blocked_list.append(new_rule)
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self.blocked_contacts.append(jid)
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self.set_privacy_list(self.default_list, self.blocked_list)
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if len(self.blocked_list) == 1:
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self.set_default_list(self.default_list)
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def block_contacts(self, contact_list, message):
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if not self.supported:
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self._con.get_module('Blocking').block(contact_list)
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return
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if self.default_list is None:
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self.default_list = 'block'
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for contact in contact_list:
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log.info('Block contacts: %s', contact.jid)
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contact.show = 'offline'
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self._con.send_custom_status('offline', message, contact.jid)
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max_order = self._get_max_blocked_list_order()
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new_rule = {'order': str(max_order + 1),
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'type': 'jid',
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'action': 'deny',
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'value': contact.jid}
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self.blocked_list.append(new_rule)
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self.blocked_contacts.append(contact.jid)
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self.set_privacy_list(self.default_list, self.blocked_list)
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if len(self.blocked_list) == 1:
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self.set_default_list(self.default_list)
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def unblock_gc_contact(self, jid):
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new_blocked_list = []
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# needed for draw_contact:
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if jid not in self.blocked_contacts:
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return
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self.blocked_contacts.remove(jid)
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log.info('Unblock GC contact: %s', jid)
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for rule in self.blocked_list:
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if (rule['action'] != 'deny' or
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rule['type'] != 'jid' or
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rule['value'] != jid):
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new_blocked_list.append(rule)
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if not new_blocked_list:
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self.blocked_list = []
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self.blocked_contacts = []
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self.blocked_groups = []
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self.set_default_list(None)
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self.del_privacy_list(self.default_list)
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else:
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self.set_privacy_list(self.default_list, new_blocked_list)
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def unblock_contacts(self, contact_list):
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if not self.supported:
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self._con.get_module('Blocking').unblock(contact_list)
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return
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new_blocked_list = []
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to_unblock = []
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for contact in contact_list:
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log.info('Unblock contacts: %s', contact.jid)
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to_unblock.append(contact.jid)
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if contact.jid in self.blocked_contacts:
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self.blocked_contacts.remove(contact.jid)
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for rule in self.blocked_list:
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if (rule['action'] != 'deny' or
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rule['type'] != 'jid' or
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rule['value'] not in to_unblock):
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new_blocked_list.append(rule)
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if not new_blocked_list:
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self.blocked_list = []
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self.blocked_contacts = []
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self.blocked_groups = []
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self.set_default_list(None)
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self.del_privacy_list(self.default_list)
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else:
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self.set_privacy_list(self.default_list, new_blocked_list)
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if not app.interface.roster.regroup:
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show = app.SHOW_LIST[self._con.connected]
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else: # accounts merged
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show = helpers.get_global_show()
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if show == 'invisible':
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return
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for contact in contact_list:
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self._con.send_custom_status(show, self._con.status, contact.jid)
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self._presence_probe(contact.jid)
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def block_group(self, group, contact_list, message):
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if not self.supported:
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return
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if group in self.blocked_groups:
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return
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self.blocked_groups.append(group)
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log.info('Block group: %s', group)
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if self.default_list is None:
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self.default_list = 'block'
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for contact in contact_list:
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self._con.send_custom_status('offline', message, contact.jid)
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max_order = self._get_max_blocked_list_order()
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new_rule = {'order': str(max_order + 1),
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'type': 'group',
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'action': 'deny',
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'value': group}
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self.blocked_list.append(new_rule)
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self.set_privacy_list(self.default_list, self.blocked_list)
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if len(self.blocked_list) == 1:
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self.set_default_list(self.default_list)
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def unblock_group(self, group, contact_list):
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if not self.supported:
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return
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if group not in self.blocked_groups:
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return
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self.blocked_groups.remove(group)
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log.info('Unblock group: %s', group)
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new_blocked_list = []
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for rule in self.blocked_list:
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if (rule['action'] != 'deny' or
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rule['type'] != 'group' or
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rule['value'] != group):
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new_blocked_list.append(rule)
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if not new_blocked_list:
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self.blocked_list = []
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self.blocked_contacts = []
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self.blocked_groups = []
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self.set_default_list('')
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self.del_privacy_list(self.default_list)
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else:
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self.set_privacy_list(self.default_list, new_blocked_list)
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if not app.interface.roster.regroup:
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show = app.SHOW_LIST[self._con.connected]
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else: # accounts merged
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show = helpers.get_global_show()
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if show == 'invisible':
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return
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for contact in contact_list:
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self._con.send_custom_status(show, self._con.status, contact.jid)
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def _presence_probe(self, jid):
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log.info('Presence probe: %s', jid)
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# Send a presence Probe to get the current Status
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probe = nbxmpp.Presence(jid, 'probe', frm=self._con.get_own_jid())
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self._con.connection.send(probe)
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class PrivacyListsReceivedEvent(NetworkIncomingEvent):
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name = 'privacy-lists-received'
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class PrivacyListReceivedEvent(NetworkIncomingEvent):
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name = 'privacy-list-received'
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class PrivacyListRemovedEvent(NetworkIncomingEvent):
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name = 'privacy-list-removed'
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def get_instance(*args, **kwargs):
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return PrivacyLists(*args, **kwargs), 'PrivacyLists'
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