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Fix .get_message_history not working with limit=0

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This commit is contained in:
Lonami Exo 2017-10-31 13:52:43 +01:00
parent 3d6c8915e3
commit 9a12738f0e
1 changed files with 10 additions and 1 deletions
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11
telethon/telegram_client.py
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@ -485,7 +485,16 @@ class TelegramClient(TelegramBareClient):
:return: A tuple containing total message count and two more lists ([messages], [senders]).
Note that the sender can be null if it was not found!
"""
entity = self.get_input_entity(entity)
limit = float('inf') if limit is None else int(limit)
if limit == 0:
# No messages, but we still need to know the total message count
result = self(GetHistoryRequest(
peer=self.get_input_entity(entity), limit=1,
offset_date=None, offset_id=0, max_id=0, min_id=0, add_offset=0
))
return getattr(result, 'count', len(result.messages)), [], []
total_messages = 0
messages = []
entities = {}
@ -493,7 +502,7 @@ class TelegramClient(TelegramBareClient):
# Telegram has a hard limit of 100
real_limit = min(limit - len(messages), 100)
result = self(GetHistoryRequest(
peer=self.get_input_entity(entity),
peer=entity,
limit=real_limit,
offset_date=offset_date,
offset_id=offset_id,