MTPyroger/pyrogram/api/core/object.py
2018-08-24 17:39:55 +02:00

102 lines
3.0 KiB
Python

# Pyrogram - Telegram MTProto API Client Library for Python
# Copyright (C) 2017-2018 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/>.
import logging
from collections import OrderedDict
from datetime import datetime
from io import BytesIO
from json import JSONEncoder, dumps
from ..all import objects
log = logging.getLogger(__name__)
class Object:
all = {}
@staticmethod
def read(b: BytesIO, *args):
constructor_id = int.from_bytes(b.read(4), "little")
try:
return Object.all[constructor_id].read(b, *args)
except KeyError:
log.error("Unknown constructor found: {}. Full data: {}".format(
hex(constructor_id),
b.getvalue().hex())
)
def write(self, *args) -> bytes:
pass
def __str__(self) -> str:
return dumps(self, cls=Encoder, indent=4)
def __bool__(self) -> bool:
return True
def __eq__(self, other) -> bool:
return self.__dict__ == other.__dict__
def __len__(self) -> int:
return len(self.write())
def __call__(self):
pass
def __getitem__(self, item):
return getattr(self, item)
def remove_none(obj):
if isinstance(obj, (list, tuple, set)):
return type(obj)(remove_none(x) for x in obj if x is not None)
elif isinstance(obj, dict):
return type(obj)((remove_none(k), remove_none(v)) for k, v in obj.items() if k is not None and v is not None)
else:
return obj
class Encoder(JSONEncoder):
def default(self, o: Object):
try:
content = o.__dict__
except AttributeError:
if isinstance(o, datetime):
return o.strftime("%d-%b-%Y %H:%M:%S")
else:
return repr(o)
name = o.__class__.__name__
o = objects.get(getattr(o, "ID", None), None)
if o is not None:
if o.startswith("pyrogram.client"):
r = remove_none(OrderedDict([("_", "pyrogram:" + name)] + [i for i in content.items()]))
r.pop("_client", None)
return r
else:
return OrderedDict(
[("_", o.replace("pyrogram.api.types.", "telegram:"))]
+ [i for i in content.items()]
)
else:
return None