gajim-plural/gajim/common/pep.py

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# Copyright (C) 2007 Piotr Gaczkowski <doomhammerng AT gmail.com>
# Copyright (C) 2007-2014 Yann Leboulanger <asterix AT lagaule.org>
# Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
# Jean-Marie Traissard <jim AT lapin.org>
# Jonathan Schleifer <js-common.gajim AT webkeks.org>
# Stephan Erb <steve-e AT h3c.de>
#
# 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/>.
import logging
log = logging.getLogger('gajim.c.pep')
from gajim.common import app
class AbstractPEP(object):
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type_ = ''
namespace = ''
@classmethod
def get_tag_as_PEP(cls, jid, account, event_tag):
items = event_tag.getTag('items', {'node': cls.namespace})
if items:
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log.debug("Received PEP 'user %s' from %s" % (cls.type_, jid))
return cls(jid, account, items)
else:
return None
def __init__(self, jid, account, items):
self._pep_specific_data, self._retracted = self._extract_info(items)
self._update_contacts(jid, account)
if jid == app.get_jid_from_account(account):
self._update_account(account)
self._on_receive(jid, account)
def _extract_info(self, items):
'''To be implemented by subclasses'''
raise NotImplementedError
def _update_contacts(self, jid, account):
for contact in app.contacts.get_contacts(account, jid):
if self._retracted:
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if self.type_ in contact.pep:
del contact.pep[self.type_]
else:
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contact.pep[self.type_] = self
def _update_account(self, account):
acc = app.connections[account]
if self._retracted:
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if self.type_ in acc.pep:
del acc.pep[self.type_]
else:
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acc.pep[self.type_] = self
def asMarkupText(self):
'''SHOULD be implemented by subclasses'''
return ''
def _on_receive(self, jid, account):
'''SHOULD be implemented by subclasses'''
pass
SUPPORTED_PERSONAL_USER_EVENTS = []