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Support sending scheduled messages

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This commit is contained in:
Lonami Exo 2019-09-06 13:45:31 +02:00
parent 9dd73cd494
commit dab237e758
3 changed files with 89 additions and 22 deletions
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44
telethon/client/messageparse.py
View File

@ -123,6 +123,7 @@ class MessageParseMethods:
random_to_id = {}
id_to_message = {}
sched_to_message = {} # scheduled IDs may collide with normal IDs
for update in updates:
if isinstance(update, types.UpdateMessageID):
random_to_id[update.random_id] = update.id
@ -145,12 +146,30 @@ class MessageParseMethods:
update.message._finish_init(self, entities, input_chat)
return update.message
elif isinstance(update, types.UpdateNewScheduledMessage):
update.message._finish_init(self, entities, input_chat)
sched_to_message[update.message.id] = update.message
if request is None:
return id_to_message
# Use the scheduled mapping if we got a request with a scheduled message
#
# This breaks if the schedule date is too young, however, since the message
# is sent immediately, so have a fallback.
if getattr(request, 'schedule_date', None) is None:
mapping = id_to_message
opposite = {} # if there's no schedule it can never be scheduled
else:
mapping = sched_to_message
opposite = id_to_message # scheduled may be treated as normal, though
random_id = request if isinstance(request, int) else request.random_id
if not utils.is_list_like(random_id):
msg = id_to_message.get(random_to_id.get(random_id))
msg = mapping.get(random_to_id.get(random_id))
if not msg:
msg = opposite.get(random_to_id.get(random_id))
if not msg:
self._log[__name__].warning(
'Request %s had missing message mapping %s', request, result)
@ -158,15 +177,22 @@ class MessageParseMethods:
return msg
try:
return [id_to_message[random_to_id[rnd]] for rnd in random_id]
return [mapping[random_to_id[rnd]] for rnd in random_id]
except KeyError:
# Sometimes forwards fail (`MESSAGE_ID_INVALID` if a message gets
# deleted or `WORKER_BUSY_TOO_LONG_RETRY` if there are issues at
# Telegram), in which case we get some "missing" message mappings.
# Log them with the hope that we can better work around them.
self._log[__name__].warning(
'Request %s had missing message mappings %s', request, result)
try:
return [opposite[random_to_id[rnd]] for rnd in random_id]
except KeyError:
# Sometimes forwards fail (`MESSAGE_ID_INVALID` if a message gets
# deleted or `WORKER_BUSY_TOO_LONG_RETRY` if there are issues at
# Telegram), in which case we get some "missing" message mappings.
# Log them with the hope that we can better work around them.
self._log[__name__].warning(
'Request %s had missing message mappings %s', request, result)
return [id_to_message.get(random_to_id.get(rnd)) for rnd in random_to_id]
return [
mapping.get(random_to_id.get(rnd))
or opposite.get(random_to_id.get(rnd))
for rnd in random_to_id
]
# endregion

49
telethon/client/messages.py
View File

@ -536,7 +536,9 @@ class MessageMethods:
force_document: bool = False,
clear_draft: bool = False,
buttons: 'hints.MarkupLike' = None,
silent: bool = None) -> 'types.Message':
silent: bool = None,
schedule: 'hints.DateLike' = None
) -> 'types.Message':
"""
Sends a message to the specified user, chat or channel.
@ -609,6 +611,11 @@ class MessageMethods:
channel or not. Defaults to `False`, which means it will
notify them. Set it to `True` to alter this behaviour.
schedule (`hints.DateLike`, optional):
If set, the message won't send immediately, and instead
it will be scheduled to be automatically sent at a later
time.
Returns
The sent `custom.Message <telethon.tl.custom.message.Message>`.
@ -663,6 +670,10 @@ class MessageMethods:
# Forcing replies or clearing buttons.
await client.send_message(chat, 'Reply to me', buttons=Button.force_reply())
await client.send_message(chat, 'Bye Keyboard!', buttons=Button.clear())
# Scheduling a message to be sent after 5 minutes
from datetime import timedelta
await client.send_message(chat, 'Hi, future!', schedule=timedelta(minutes=5))
"""
if file is not None:
return await self.send_file(
@ -690,7 +701,8 @@ class MessageMethods:
silent=silent,
reply_to=reply_to,
buttons=markup,
entities=message.entities
entities=message.entities,
schedule=schedule
)
request = functions.messages.SendMessageRequest(
@ -702,7 +714,8 @@ class MessageMethods:
entities=message.entities,
clear_draft=clear_draft,
no_webpage=not isinstance(
message.media, types.MessageMediaWebPage)
message.media, types.MessageMediaWebPage),
schedule_date=schedule
)
message = message.message
else:
@ -720,7 +733,8 @@ class MessageMethods:
reply_to_msg_id=utils.get_message_id(reply_to),
clear_draft=clear_draft,
silent=silent,
reply_markup=self.build_reply_markup(buttons)
reply_markup=self.build_reply_markup(buttons),
schedule_date=schedule
)
result = await self(request)
@ -747,7 +761,9 @@ class MessageMethods:
from_peer: 'hints.EntityLike' = None,
*,
silent: bool = None,
as_album: bool = None) -> 'typing.Sequence[types.Message]':
as_album: bool = None,
schedule: 'hints.DateLike' = None
) -> 'typing.Sequence[types.Message]':
"""
Forwards the given messages to the specified entity.
@ -787,6 +803,11 @@ class MessageMethods:
`True` will group always (even converting separate
images into albums), and `False` will never group.
schedule (`hints.DateLike`, optional):
If set, the message(s) won't forward immediately, and
instead they will be scheduled to be automatically sent
at a later time.
Returns
The list of forwarded `Message <telethon.tl.custom.message.Message>`,
or a single one if a list wasn't provided as input.
@ -873,7 +894,8 @@ class MessageMethods:
# Trying to send a single message as grouped will cause
# GROUPED_MEDIA_INVALID. If more than one message is forwarded
# (even without media...), this error goes away.
grouped=len(chunk) > 1 and grouped
grouped=len(chunk) > 1 and grouped,
schedule_date=schedule
)
result = await self(req)
sent.extend(self._get_response_message(req, result, entity))
@ -889,7 +911,9 @@ class MessageMethods:
parse_mode: str = (),
link_preview: bool = True,
file: 'hints.FileLike' = None,
buttons: 'hints.MarkupLike' = None) -> 'types.Message':
buttons: 'hints.MarkupLike' = None,
schedule: 'hints.DateLike' = None
) -> 'types.Message':
"""
Edits the given message to change its text or media.
@ -936,6 +960,14 @@ class MessageMethods:
you have signed in as a bot. You can also pass your own
:tl:`ReplyMarkup` here.
schedule (`hints.DateLike`, optional):
If set, the message won't be edited immediately, and instead
it will be scheduled to be automatically edited at a later
time.
Note that this parameter will have no effect if you are
trying to edit a message that was sent via inline bots.
Returns
The edited `Message <telethon.tl.custom.message.Message>`,
unless `entity` was a :tl:`InputBotInlineMessageID` in which
@ -993,7 +1025,8 @@ class MessageMethods:
no_webpage=not link_preview,
entities=msg_entities,
media=media,
reply_markup=self.build_reply_markup(buttons)
reply_markup=self.build_reply_markup(buttons),
schedule_date=schedule
)
msg = self._get_response_message(request, await self(request), entity)
await self._cache_media(msg, file, file_handle, image=image)

18
telethon/client/uploads.py
View File

@ -104,6 +104,7 @@ class UploadMethods:
buttons: 'hints.MarkupLike' = None,
silent: bool = None,
supports_streaming: bool = False,
schedule: 'hints.DateLike' = None,
**kwargs) -> 'types.Message':
"""
Sends message with the given file to the specified entity.
@ -230,6 +231,11 @@ class UploadMethods:
these to MP4 before sending if you want them to be streamable.
Unsupported formats will result in ``VideoContentTypeError``.
schedule (`hints.DateLike`, optional):
If set, the file won't send immediately, and instead
it will be scheduled to be automatically sent at a later
time.
Returns
The `Message <telethon.tl.custom.message.Message>` (or messages)
containing the sent file, or messages if a list of them was passed.
@ -295,7 +301,7 @@ class UploadMethods:
result += await self._send_album(
entity, images[:10], caption=image_captions[:10],
progress_callback=progress_callback, reply_to=reply_to,
parse_mode=parse_mode, silent=silent
parse_mode=parse_mode, silent=silent, schedule=schedule
)
images = images[10:]
image_captions = image_captions[10:]
@ -307,7 +313,7 @@ class UploadMethods:
progress_callback=progress_callback, reply_to=reply_to,
attributes=attributes, thumb=thumb, voice_note=voice_note,
video_note=video_note, buttons=buttons, silent=silent,
supports_streaming=supports_streaming,
supports_streaming=supports_streaming, schedule=schedule,
**kwargs
))
@ -339,7 +345,8 @@ class UploadMethods:
markup = self.build_reply_markup(buttons)
request = functions.messages.SendMediaRequest(
entity, media, reply_to_msg_id=reply_to, message=caption,
entities=msg_entities, reply_markup=markup, silent=silent
entities=msg_entities, reply_markup=markup, silent=silent,
schedule_date=schedule
)
msg = self._get_response_message(request, await self(request), entity)
await self._cache_media(msg, file, file_handle, image=image)
@ -348,7 +355,7 @@ class UploadMethods:
async def _send_album(self: 'TelegramClient', entity, files, caption='',
progress_callback=None, reply_to=None,
parse_mode=(), silent=None):
parse_mode=(), silent=None, schedule=None):
"""Specialized version of .send_file for albums"""
# We don't care if the user wants to avoid cache, we will use it
# anyway. Why? The cached version will be exactly the same thing
@ -398,7 +405,8 @@ class UploadMethods:
# Now we can construct the multi-media request
result = await self(functions.messages.SendMultiMediaRequest(
entity, reply_to_msg_id=reply_to, multi_media=media, silent=silent
entity, reply_to_msg_id=reply_to, multi_media=media,
silent=silent, schedule_date=schedule
))
# We never sent a `random_id` for the messages that resulted from