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# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of nbxmpp.
#
# This program 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; either version 3
# of the License, or (at your option) any later version.
#
# This program 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 this program; If not, see <http://www.gnu.org/licenses/>.
import logging
from nbxmpp.protocol import NS_RECEIPTS
from nbxmpp.protocol import NS_MUC_USER
from nbxmpp.protocol import isMucPM
from nbxmpp.protocol import Message
from nbxmpp.structs import StanzaHandler
from nbxmpp.structs import ReceiptData
from nbxmpp.util import generate_id
log = logging.getLogger('nbxmpp.m.receipts')
class Receipts:
def __init__(self, client):
self._client = client
self.handlers = [
StanzaHandler(name='message',
callback=self._process_message_receipt,
ns=NS_RECEIPTS,
priority=15),
]
def _process_message_receipt(self, _client, stanza, properties):
request = stanza.getTag('request', namespace=NS_RECEIPTS)
if request is not None:
properties.receipt = ReceiptData(request.getName())
return
received = stanza.getTag('received', namespace=NS_RECEIPTS)
if received is not None:
id_ = received.getAttr('id')
if id_ is None:
log.warning('Receipt without id attr')
log.warning(stanza)
return
properties.receipt = ReceiptData(received.getName(), id_)
def build_receipt(stanza):
if not isinstance(stanza, Message):
raise ValueError('Stanza type must be protocol.Message')
if stanza.getType() == 'error':
raise ValueError('Receipt can not be generated for type error messages')
if stanza.getID() is None:
raise ValueError('Receipt can not be generated for messages without id')
if stanza.getTag('received', namespace=NS_RECEIPTS) is not None:
raise ValueError('Receipt can not be generated for receipts')
is_muc_pm = isMucPM(stanza)
jid = stanza.getFrom().copy()
typ = stanza.getType()
if typ == 'groupchat' or not is_muc_pm:
jid.setBare()
message = Message(to=jid, typ=typ)
if is_muc_pm:
message.setTag('x', namespace=NS_MUC_USER)
message_id = generate_id()
message.setID(message_id)
message.setReceiptReceived(stanza.getID())
message.setHint('store')
message.setOriginID(message_id)
return message
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