MTPyroger/pyrogram/client/utils.py
2018-04-05 11:17:40 +02:00

533 lines
19 KiB
Python

from base64 import b64encode, b64decode
from struct import pack
import pyrogram
from pyrogram.api import types
ENTITIES = {
types.MessageEntityMention.ID: "mention",
types.MessageEntityHashtag.ID: "hashtag",
types.MessageEntityBotCommand.ID: "bot_command",
types.MessageEntityUrl.ID: "url",
types.MessageEntityEmail.ID: "email",
types.MessageEntityBold.ID: "bold",
types.MessageEntityItalic.ID: "italic",
types.MessageEntityCode.ID: "code",
types.MessageEntityPre.ID: "pre",
types.MessageEntityTextUrl.ID: "text_link",
# TODO: text_mention
}
def parse_entities(entities: list) -> list:
output_entities = []
for entity in entities:
entity_type = ENTITIES.get(entity.ID, None)
if entity_type:
output_entities.append(pyrogram.MessageEntity(
type=entity_type,
offset=entity.offset,
length=entity.length,
url=getattr(entity, "url", None)
))
return output_entities
def parse_user(user: types.User) -> pyrogram.User or None:
return pyrogram.User(
id=user.id,
is_bot=user.bot,
first_name=user.first_name,
last_name=user.last_name,
username=user.username,
language_code=user.lang_code
) if user else None
def parse_chat(message: types.Message, users: dict, chats: dict) -> pyrogram.Chat:
if isinstance(message.to_id, types.PeerUser):
return parse_user_chat(users[message.to_id.user_id if message.out else message.from_id])
elif isinstance(message.to_id, types.PeerChat):
return parse_chat_chat(chats[message.to_id.chat_id])
else:
return parse_channel_chat(chats[message.to_id.channel_id])
def parse_user_chat(user: types.User) -> pyrogram.Chat:
return pyrogram.Chat(
id=user.id,
type="private",
username=user.username,
first_name=user.first_name,
last_name=user.last_name
)
def parse_chat_chat(chat: types.Chat) -> pyrogram.Chat:
return pyrogram.Chat(
id=-chat.id,
type="group",
title=chat.title,
all_members_are_administrators=not chat.admins_enabled
)
def parse_channel_chat(channel: types.Channel) -> pyrogram.Chat:
return pyrogram.Chat(
id=int("-100" + str(channel.id)),
type="supergroup" if channel.megagroup else "channel",
title=channel.title,
username=channel.username
)
def parse_thumb(thumb: types.PhotoSize or types.PhotoCachedSize) -> pyrogram.PhotoSize or None:
if isinstance(thumb, (types.PhotoSize, types.PhotoCachedSize)):
loc = thumb.location
if isinstance(thumb, types.PhotoSize):
file_size = thumb.size
else:
file_size = len(thumb.bytes)
if isinstance(loc, types.FileLocation):
return pyrogram.PhotoSize(
file_id=encode(
pack(
"<iiqqqqi",
0,
loc.dc_id,
0,
0,
loc.volume_id,
loc.secret,
loc.local_id
)
),
width=thumb.w,
height=thumb.h,
file_size=file_size
)
# TODO: Reorganize code, maybe split parts as well
def parse_message(
client,
message: types.Message,
users: dict,
chats: dict,
replies: int = 1
) -> pyrogram.Message:
entities = parse_entities(message.entities)
forward_from = None
forward_from_chat = None
forward_from_message_id = None
forward_signature = None
forward_date = None
forward_header = message.fwd_from # type: types.MessageFwdHeader
if forward_header:
forward_date = forward_header.date
if forward_header.from_id:
forward_from = parse_user(users[forward_header.from_id])
else:
forward_from_chat = parse_channel_chat(chats[forward_header.channel_id])
forward_from_message_id = forward_header.channel_post
forward_signature = forward_header.post_author
photo = None
location = None
contact = None
audio = None
voice = None
video = None
video_note = None
sticker = None
document = None
media = message.media
if media:
if isinstance(media, types.MessageMediaPhoto):
photo = media.photo
if isinstance(photo, types.Photo):
sizes = photo.sizes
photo_sizes = []
for size in sizes:
if isinstance(size, (types.PhotoSize, types.PhotoCachedSize)):
loc = size.location
if isinstance(size, types.PhotoSize):
file_size = size.size
else:
file_size = len(size.bytes)
if isinstance(loc, types.FileLocation):
photo_size = pyrogram.PhotoSize(
file_id=encode(
pack(
"<iiqqqqi",
2,
loc.dc_id,
photo.id,
photo.access_hash,
loc.volume_id,
loc.secret,
loc.local_id
)
),
width=size.w,
height=size.h,
file_size=file_size
)
photo_sizes.append(photo_size)
photo = photo_sizes
elif isinstance(media, types.MessageMediaGeo):
geo_point = media.geo
if isinstance(geo_point, types.GeoPoint):
location = pyrogram.Location(
longitude=geo_point.long,
latitude=geo_point.lat
)
elif isinstance(media, types.MessageMediaContact):
contact = pyrogram.Contact(
phone_number=media.phone_number,
first_name=media.first_name,
last_name=media.last_name,
user_id=media.user_id
)
elif isinstance(media, types.MessageMediaDocument):
doc = media.document
if isinstance(doc, types.Document):
attributes = {type(i): i for i in doc.attributes}
if types.DocumentAttributeAudio in attributes:
audio_attributes = attributes[types.DocumentAttributeAudio]
if audio_attributes.voice:
voice = pyrogram.Voice(
file_id=encode(
pack(
"<iiqq",
3,
doc.dc_id,
doc.id,
doc.access_hash
)
),
duration=audio_attributes.duration,
mime_type=doc.mime_type,
file_size=doc.size
)
else:
audio = pyrogram.Audio(
file_id=encode(
pack(
"<iiqq",
9,
doc.dc_id,
doc.id,
doc.access_hash
)
),
duration=audio_attributes.duration,
performer=audio_attributes.performer,
title=audio_attributes.title,
mime_type=doc.mime_type,
file_size=doc.size
)
elif types.DocumentAttributeAnimated in attributes:
document = pyrogram.Document(
file_id=encode(
pack(
"<iiqq",
10,
doc.dc_id,
doc.id,
doc.access_hash
)
),
thumb=parse_thumb(doc.thumb),
file_name=getattr(
attributes.get(
types.DocumentAttributeFilename, None
), "file_name", None
),
mime_type=doc.mime_type,
file_size=doc.size
)
elif types.DocumentAttributeVideo in attributes:
video_attributes = attributes[types.DocumentAttributeVideo]
if video_attributes.round_message:
video_note = pyrogram.VideoNote(
file_id=encode(
pack(
"<iiqq",
13,
doc.dc_id,
doc.id,
doc.access_hash
)
),
length=video_attributes.w,
duration=video_attributes.duration,
thumb=parse_thumb(doc.thumb),
file_size=doc.size
)
else:
video = pyrogram.Video(
file_id=encode(
pack(
"<iiqq",
4,
doc.dc_id,
doc.id,
doc.access_hash
)
),
width=video_attributes.w,
height=video_attributes.h,
duration=video_attributes.duration,
thumb=parse_thumb(doc.thumb),
mime_type=doc.mime_type,
file_size=doc.size
)
elif types.DocumentAttributeSticker in attributes:
image_size_attributes = attributes[types.DocumentAttributeImageSize]
sticker = pyrogram.Sticker(
file_id=encode(
pack(
"<iiqq",
8,
doc.dc_id,
doc.id,
doc.access_hash
)
),
width=image_size_attributes.w,
height=image_size_attributes.h,
thumb=parse_thumb(doc.thumb),
# TODO: Emoji, set_name and mask_position
file_size=doc.size,
)
else:
document = pyrogram.Document(
file_id=encode(
pack(
"<iiqq",
5,
doc.dc_id,
doc.id,
doc.access_hash
)
),
thumb=parse_thumb(doc.thumb),
file_name=getattr(
attributes.get(
types.DocumentAttributeFilename, None
), "file_name", None
),
mime_type=doc.mime_type,
file_size=doc.size
)
m = pyrogram.Message(
message_id=message.id,
date=message.date,
chat=parse_chat(message, users, chats),
from_user=parse_user(users.get(message.from_id, None)),
text=message.message or None if message.media is None else None,
caption=message.message or None if message.media is not None else None,
entities=entities or None if message.media is None else None,
caption_entities=entities or None if message.media is not None else None,
author_signature=message.post_author,
forward_from=forward_from,
forward_from_chat=forward_from_chat,
forward_from_message_id=forward_from_message_id,
forward_signature=forward_signature,
forward_date=forward_date,
edit_date=message.edit_date,
media_group_id=message.grouped_id,
photo=photo,
location=location,
contact=contact,
audio=audio,
voice=voice,
video=video,
video_note=video_note,
sticker=sticker,
document=document
)
if message.reply_to_msg_id and replies:
reply_to_message = client.get_messages(m.chat.id, [message.reply_to_msg_id])
message = reply_to_message.messages[0]
users = {i.id: i for i in reply_to_message.users}
chats = {i.id: i for i in reply_to_message.chats}
if isinstance(message, types.Message):
m.reply_to_message = parse_message(client, message, users, chats, replies - 1)
elif isinstance(message, types.MessageService):
m.reply_to_message = parse_message_service(client, message, users, chats)
return m
def parse_message_service(
client,
message: types.MessageService,
users: dict,
chats: dict
) -> pyrogram.Message:
action = message.action
new_chat_members = None
left_chat_member = None
new_chat_title = None
delete_chat_photo = None
migrate_to_chat_id = None
migrate_from_chat_id = None
group_chat_created = None
channel_chat_created = None
new_chat_photo = None
if isinstance(action, types.MessageActionChatAddUser):
new_chat_members = [parse_user(users[i]) for i in action.users]
elif isinstance(action, types.MessageActionChatJoinedByLink):
new_chat_members = [parse_user(users[action.inviter_id])]
elif isinstance(action, types.MessageActionChatDeleteUser):
left_chat_member = parse_user(users[action.user_id])
elif isinstance(action, types.MessageActionChatEditTitle):
new_chat_title = action.title
elif isinstance(action, types.MessageActionChatDeletePhoto):
delete_chat_photo = True
elif isinstance(action, types.MessageActionChatMigrateTo):
migrate_to_chat_id = action.channel_id
elif isinstance(action, types.MessageActionChannelMigrateFrom):
migrate_from_chat_id = action.chat_id
elif isinstance(action, types.MessageActionChatCreate):
group_chat_created = True
elif isinstance(action, types.MessageActionChannelCreate):
channel_chat_created = True
elif isinstance(action, types.MessageActionChatEditPhoto):
photo = action.photo
if isinstance(photo, types.Photo):
sizes = photo.sizes
photo_sizes = []
for size in sizes:
if isinstance(size, (types.PhotoSize, types.PhotoCachedSize)):
loc = size.location
if isinstance(size, types.PhotoSize):
file_size = size.size
else:
file_size = len(size.bytes)
if isinstance(loc, types.FileLocation):
photo_size = pyrogram.PhotoSize(
file_id=encode(
pack(
"<iiqqqqi",
2,
loc.dc_id,
photo.id,
photo.access_hash,
loc.volume_id,
loc.secret,
loc.local_id
)
),
width=size.w,
height=size.h,
file_size=file_size
)
photo_sizes.append(photo_size)
new_chat_photo = photo_sizes
m = pyrogram.Message(
message_id=message.id,
date=message.date,
chat=parse_chat(message, users, chats),
from_user=parse_user(users.get(message.from_id, None)),
new_chat_members=new_chat_members,
left_chat_member=left_chat_member,
new_chat_title=new_chat_title,
new_chat_photo=new_chat_photo,
delete_chat_photo=delete_chat_photo,
migrate_to_chat_id=int("-100" + str(migrate_to_chat_id)) if migrate_to_chat_id else None,
migrate_from_chat_id=-migrate_from_chat_id if migrate_from_chat_id else None,
group_chat_created=group_chat_created,
channel_chat_created=channel_chat_created
# TODO: supergroup_chat_created
)
if isinstance(action, types.MessageActionPinMessage):
pin_message = client.get_messages(m.chat.id, [message.reply_to_msg_id])
message = pin_message.messages[0]
users = {i.id: i for i in pin_message.users}
chats = {i.id: i for i in pin_message.chats}
if isinstance(message, types.Message):
m.pinned_message = parse_message(client, message, users, chats)
elif isinstance(message, types.MessageService):
# TODO: We can't pin a service message, can we?
m.pinned_message = parse_message_service(client, message, users, chats)
return m
def decode(s: str) -> bytes:
s = b64decode(s + "=" * (-len(s) % 4), "-_")
r = b""
assert s[-1] == 2
i = 0
while i < len(s) - 1:
if s[i] != 0:
r += bytes([s[i]])
else:
r += b"\x00" * s[i + 1]
i += 1
i += 1
return r
def encode(s: bytes) -> str:
r = b""
n = 0
for i in s + bytes([2]):
if i == 0:
n += 1
else:
if n:
r += b"\x00" + bytes([n])
n = 0
r += bytes([i])
return b64encode(r, b"-_").decode().rstrip("=")