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Automatically cast Channel to InputChannel (similar to InputPeer)

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This commit is contained in:
Lonami Exo 2017-07-07 09:48:06 +02:00
parent f88efa7f49
commit 95a989be2c
2 changed files with 32 additions and 9 deletions
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17
telethon/utils.py
View File

@ -7,7 +7,7 @@ from mimetypes import add_type, guess_extension
from .tl.types import (
Channel, ChannelForbidden, Chat, ChatEmpty, ChatForbidden, ChatFull,
ChatPhoto, InputPeerChannel, InputPeerChat, InputPeerUser,
MessageMediaDocument, MessageMediaPhoto, PeerChannel,
MessageMediaDocument, MessageMediaPhoto, PeerChannel, InputChannel,
PeerChat, PeerUser, User, UserFull, UserProfilePhoto)
@ -52,7 +52,7 @@ def get_extension(media):
def get_input_peer(entity):
"""Gets the input peer for the given "entity" (user, chat or channel).
A ValueError is raised if the given entity isn't a supported type."""
if type(entity).subclass_of_id == 0xc91c90b6: # crc32('InputUser')
if type(entity).subclass_of_id == 0xc91c90b6: # crc32(b'InputPeer')
return entity
if isinstance(entity, User):
@ -80,6 +80,19 @@ def get_input_peer(entity):
.format(type(entity).__name__))
def get_input_channel(entity):
"""Gets the input peer for the given "entity" (user, chat or channel).
A ValueError is raised if the given entity isn't a supported type."""
if type(entity).subclass_of_id == 0x40f202fd: # crc32(b'InputChannel')
return entity
if isinstance(entity, Channel) or isinstance(entity, ChannelForbidden):
return InputChannel(entity.id, entity.access_hash)
raise ValueError('Cannot cast {} to any kind of InputChannel.'
.format(type(entity).__name__))
def find_user_or_chat(peer, users, chats):
"""Finds the corresponding user or chat given a peer.
Returns None if it was not found"""

16
telethon_generator/tl_generator.py
View File

@ -183,13 +183,18 @@ class TLGenerator:
builder.writeln('from {}.tl.mtproto_request import MTProtoRequest'
.format('.' * depth))
if tlobject.is_function and \
any(a for a in tlobject.args if a.type == 'InputPeer'):
if tlobject.is_function:
if any(a for a in tlobject.args if a.type == 'InputPeer'):
# We can automatically convert a normal peer to an InputPeer,
# it will make invoking a lot of requests a lot simpler.
builder.writeln('from {}.utils import get_input_peer'
.format('.' * depth))
if any(a for a in tlobject.args if a.type == 'InputChannel'):
# Same applies to channels
builder.writeln('from {}.utils import get_input_channel'
.format('.' * depth))
if any(a for a in tlobject.args if a.can_be_inferred):
# Currently only 'random_id' needs 'os' to be imported
builder.writeln('import os')
@ -316,7 +321,12 @@ class TLGenerator:
elif arg.type == 'InputPeer' and tlobject.is_function:
# Well-known case, auto-cast it to the right type
builder.writeln(
'self.{0} = get_input_peer({0})'.format(arg.name))
'self.{0} = get_input_peer({0})'.format(arg.name)
)
elif arg.type == 'InputChannel' and tlobject.is_function:
builder.writeln(
'self.{0} = get_input_channel({0})'.format(arg.name)
)
else:
builder.writeln('self.{0} = {0}'.format(arg.name))