MTPyroger/pyrogram/api/core/primitives/vector.py
2017-12-25 11:47:08 +01:00

55 lines
1.7 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017 Dan Tès <https://github.com/delivrance>
#
# This file is part of Pyrogram.
#
# Pyrogram is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pyrogram is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.
from io import BytesIO
from . import Int
from ..object import Object
class Vector(Object):
ID = 0x1cb5c415
# Method added to handle the special case when a query returns a bare Vector (of Ints);
# i.e., RpcResult body starts with 0x1cb5c415 (Vector Id) - e.g., messages.GetMessagesViews.
@staticmethod
def _read(b: BytesIO) -> Object or int:
try:
return Object.read(b)
except KeyError:
b.seek(-4, 1)
return Int.read(b)
@staticmethod
def read(b: BytesIO, t: Object = None) -> list:
return [
t.read(b) if t
else Vector._read(b)
for _ in range(Int.read(b))
]
def __new__(cls, value: list, t: Object = None) -> bytes:
return b"".join(
[Int(cls.ID, False), Int(len(value))]
+ [
t(i) if t
else i.write()
for i in value
]
)