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94 lines
3.3 KiB
94 lines
3.3 KiB
import os
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from typing import List
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from django.core.files.storage import default_storage
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from djconfig import config
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from pyrogram import Client
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from pyrogram.handlers import MessageHandler, DeletedMessagesHandler
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from pyrogram.types import Message as PyrogramMessage
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from pyrogram.errors import ChannelPrivate
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from pyrogram.session import Session
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from aggregator.models import AggregationSource, Message, Chat
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Session.notice_displayed = True
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def get_client(takeout=False):
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config._reload_maybe()
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if not config.pyrogram_session or not config.pyrogram_app_id or not config.pyrogram_app_hash:
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raise RuntimeError('Pyrogram is not configured')
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session_path = os.path.relpath(default_storage.path(config.pyrogram_session.replace('.session', '')))
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return Client(session_path, config.pyrogram_app_id, config.pyrogram_app_hash, config.pyrogram_app_version or None,
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config.pyrogram_device_model or None, config.pyrogram_system_version or None, takeout=takeout)
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def save_message(client, message: PyrogramMessage):
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if not AggregationSource.objects.filter(chat_id=message.chat.id).exists():
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return
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Message.from_obj(message, client)
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def delete_messages(client, messages: List[PyrogramMessage]):
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for message in messages:
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Message.objects.filter(chat__chat_id=message.chat.id, message_id=message.message_id).update(deleted=True)
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def collect_new_messages(client, chat):
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# Collecting new messages
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last_message = chat.messages.order_by('-message_id').first()
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if last_message:
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itr = client.iter_history(chat.chat_id, reverse=True, offset_id=last_message.message_id + 1)
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else:
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itr = client.iter_history(chat.chat_id, reverse=True, limit=10)
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for message in itr:
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Message.from_obj(message, client)
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def startup_collect(client: Client):
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for chat in Chat.objects.all():
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try:
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client.get_chat(chat.chat_id)
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except ChannelPrivate:
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print('I was banned in chat id="{}"'.format(chat.chat_id))
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continue
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# Collecting edited & deleted messages
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offset = 0
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qs = Message.objects.active_messages().filter(chat__chat_id=chat.chat_id)
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while True:
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lst = qs[200*offset:200*(offset+1)]
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if not lst:
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break
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messages = client.get_messages(chat.chat_id, [m.message_id for m in lst])
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for message in messages.messages:
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m_qs = Message.objects.active_messages() \
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.filter(chat__chat_id=chat.chat_id, message_id=message.message_id)
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if message.empty:
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m_qs.update(deleted=True)
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elif message.edit_date:
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m = m_qs.first() # type: Message
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if m and (not m.edit_date or m.edit_date.timestamp() != message.edit_date):
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Message.from_obj(message, client)
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offset += 1
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collect_new_messages(client, chat)
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def start_client():
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app = get_client()
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app.add_handler(MessageHandler(save_message))
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app.add_handler(DeletedMessagesHandler(delete_messages))
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print('Starting pyrogram client...')
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app.start()
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print('Loading updates that happened while I was offline...')
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startup_collect(app)
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print('Idling...')
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app.idle()
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