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"""
Module used to provide fixes for slixmpp functions not yet fixed
upstream.
TODO: Check that they are fixed and remove those hacks
"""
from slixmpp import ClientXMPP, Message
import logging
log = logging.getLogger(__name__)
def _filter_add_receipt_request(self: ClientXMPP, stanza):
"""
Auto add receipt requests to outgoing messages, if:
- ``self.auto_request`` is set to ``True``
- The message is not for groupchat
- The message does not contain a receipt acknowledgment
- The recipient is a bare JID or, if a full JID, one
that has the ``urn:xmpp:receipts`` feature enabled
- The message has a body
The disco cache is checked if a full JID is specified in
the outgoing message, which may mean a round-trip disco#info
delay for the first message sent to the JID if entity caps
are not used.
"""
if not self.auto_request:
return stanza
if not isinstance(stanza, Message):
return stanza
if stanza['request_receipt']:
return stanza
if stanza['type'] not in self.ack_types:
return stanza
if stanza['receipt']:
return stanza
if not stanza['body']:
return stanza
# hack
if stanza['to'].resource and not hasattr(stanza, '_add_receipt'):
return stanza
stanza['request_receipt'] = True
return stanza
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