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

141 lines
3.7 KiB
Python

# 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/>.
# All XEPs that dont need their own module
import logging
import nbxmpp
from gajim.common import app
from gajim.common.modules.date_and_time import parse_datetime
log = logging.getLogger('gajim.c.m.misc')
# XEP-0380: Explicit Message Encryption
_eme_namespaces = {
'urn:xmpp:otr:0':
_('This message was encrypted with OTR '
'and could not be decrypted.'),
'jabber:x:encrypted':
_('This message was encrypted with Legacy '
'OpenPGP and could not be decrypted. You can install '
'the PGP plugin to handle those messages.'),
'urn:xmpp:openpgp:0':
_('This message was encrypted with '
'OpenPGP for XMPP and could not be decrypted.'),
'fallback':
_('This message was encrypted with %s '
'and could not be decrypted.')
}
def parse_eme(stanza):
enc_tag = stanza.getTag('encryption', namespace=nbxmpp.NS_EME)
if enc_tag is None:
return
ns = enc_tag.getAttr('namespace')
if ns is None:
log.warning('No namespace on EME message')
return
if ns in _eme_namespaces:
log.info('Found not decrypted message: %s', ns)
return _eme_namespaces.get(ns)
enc_name = enc_tag.getAttr('name')
log.info('Found not decrypted message: %s', enc_name or ns)
return _eme_namespaces.get('fallback') % enc_name or ns
# XEP-0203: Delayed Delivery
def parse_delay(stanza, epoch=True, convert='utc'):
timestamp = None
delay = stanza.getTagAttr(
'delay', 'stamp', namespace=nbxmpp.NS_DELAY2)
if delay is not None:
timestamp = parse_datetime(delay, check_utc=True,
epoch=epoch, convert=convert)
if timestamp is None:
log.warning('Invalid timestamp received: %s', delay)
log.warning(stanza)
return timestamp
# XEP-0066: Out of Band Data
def parse_oob(stanza, dict_=None, key='gajim'):
oob_node = stanza.getTag('x', namespace=nbxmpp.NS_X_OOB)
if oob_node is None:
return
result = {}
url = oob_node.getTagData('url')
if url is not None:
result['oob_url'] = url
desc = oob_node.getTagData('desc')
if desc is not None:
result['oob_desc'] = desc
if dict_ is None:
return result
if key in dict_:
dict_[key] += result
else:
dict_[key] = result
return dict_
# XEP-0308: Last Message Correction
def parse_correction(stanza):
replace = stanza.getTag('replace', namespace=nbxmpp.NS_CORRECT)
if replace is not None:
id_ = replace.getAttr('id')
if id_ is not None:
return id_
log.warning('No id attr found: %s' % stanza)
# XEP-0224: Attention
def parse_attention(stanza):
attention = stanza.getTag('attention', namespace=nbxmpp.NS_ATTENTION)
if attention is None:
return False
delayed = stanza.getTag('x', namespace=nbxmpp.NS_DELAY2)
if delayed is not None:
return False
return True
# XEP-0004: Data Forms
def parse_form(stanza):
return stanza.getTag('x', namespace=nbxmpp.NS_DATA)
# XEP-0071: XHTML-IM
def parse_xhtml(stanza):
if app.config.get('ignore_incoming_xhtml'):
return None
return stanza.getXHTML()