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Get difference for missing entities in channels too

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This commit is contained in:
Lonami Exo 2019-04-21 21:24:34 +02:00
parent c1880c9191
commit fee0923dd1
1 changed files with 27 additions and 19 deletions
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42
telethon/client/updates.py
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@ -213,7 +213,8 @@ class UpdateMethods(UserMethods):
self._state_cache.update(update)
def _process_update(self, update, entities=None):
update._pts_date = self._state_cache[StateCache.get_channel_id(update)]
update._channel_id = StateCache.get_channel_id(update)
update._pts_date = self._state_cache[update._channel_id]
update._entities = entities or {}
if self._updates_queue is None:
self._loop.create_task(self._dispatch_update(update))
@ -395,27 +396,34 @@ class EventBuilderDict:
(always done by `__call__`) and lets us know about the full entities.
"""
# Fetch since the last known pts/date before this update arrived,
# in order to fetch this update at full.
pts_date = self.update._pts_date
if not isinstance(pts_date, tuple):
# TODO Handle channels, and handle this more nicely
return
pts, date = pts_date
if not pts:
return
# No date known, 1 is the earliest date that works
if not date:
date = 1
# in order to fetch this update at full, including its entities.
self.client._log[__name__].debug('Getting difference for entities')
if self.update._channel_id:
pts = self.update._pts_date
try:
where = await self.client.get_input_entity(self.update._channel_id)
except ValueError:
return
result = await self.client(functions.updates.GetChannelDifferenceRequest(
channel=where,
filter=types.ChannelMessagesFilterEmpty(),
pts=pts,
limit=100,
force=True
))
else:
pts, date = self.update._pts_date
result = await self.client(functions.updates.GetDifferenceRequest(
pts - 1, date, 0
pts=pts - 1,
date=date,
qts=0
))
if isinstance(result, (types.updates.Difference,
types.updates.DifferenceSlice)):
types.updates.DifferenceSlice,
types.updates.ChannelDifference,
types.updates.ChannelDifferenceTooLong)):
self.update._entities.update({
utils.get_peer_id(x): x for x in
itertools.chain(result.users, result.chats)