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Parse and save private chat messages in telegram
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"""Parse and save private chat messages in telegram.""" | |
import json | |
from decouple import config | |
from loguru import logger | |
from telethon.sync import TelegramClient | |
from telethon.tl.custom.dialog import Dialog | |
from telethon.tl.functions.messages import GetHistoryRequest | |
from telethon.tl.patched import Message | |
def save_to_json(file_to_save: list[dict[str, str]], file_name: str) -> None: | |
with open(file_name, "w", encoding="utf-8") as f: | |
json.dump(file_to_save, f, ensure_ascii=False) | |
TELEGRAM_APP_ID = config("TELEGRAM_APP_ID", cast=int) | |
TELEGRAM_APP_HASH = config("TELEGRAM_APP_HASH") | |
PHONE_NUMBER = config("PHONE_NUMBER") | |
client = TelegramClient(PHONE_NUMBER, TELEGRAM_APP_ID, TELEGRAM_APP_HASH) | |
client.start() | |
def get_dialogs(limit: int | None = 100) -> list[Dialog]: | |
"""Get all dialogs from the Telegram.""" | |
dialogs: list[Dialog] = client.get_dialogs(limit=limit) | |
dialogs = [ | |
dialog for dialog in dialogs if dialog.is_user | |
] # remove groups or channels | |
logger.info(f"Found {len(dialogs)} dialogs") | |
return dialogs | |
def parse_messages(dialog: Dialog, limit: int = 1000) -> list[dict]: | |
"""Get all messages from the dialog.""" | |
all_messages_list = [] | |
offset_id = 0 | |
while True: | |
messages: list[Message] = client( | |
GetHistoryRequest( | |
peer=dialog, | |
offset_id=offset_id, | |
offset_date=None, | |
add_offset=0, | |
limit=limit, | |
max_id=0, | |
min_id=0, | |
hash=0, | |
) | |
).messages | |
if not messages: | |
break | |
all_messages_list.extend( | |
{ | |
"date": message.date.isoformat(), | |
"message": message.message, | |
"out": message.out, | |
} | |
for message in messages | |
# Filter audio or video content | |
if message.message and not message.is_bot | |
) | |
offset_id = offset_id = messages[-1].id | |
return all_messages_list | |
def main(): | |
"""Parse and save private chat messages.""" | |
dialogs = get_dialogs(limit=None) | |
for dialog in dialogs: | |
all_messages_list = parse_messages(dialog) | |
save_to_json(all_messages_list, f"data/{dialog.id}.json") | |
logger.success(f"Saved {len(all_messages_list)} messages for {dialog.name}") | |
if __name__ == "__main__": | |
main() |
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