TelegramBotAdmin/wbb/modules/filters.py

from wbb import app
from wbb.modules.admin import member_permissions
from wbb.utils.dbfunctions import (
    save_filter, get_filters_names, get_filter, delete_filter
)
from pyrogram import filters
from wbb.utils.errors import capture_err
from wbb.utils.filter_groups import chat_filters_group
import re


__MODULE__ = "Filters"
__HELP__ = """/filters To Get All The Filters In The Chat.
/filter [FILTER_NAME] To Save A Filter (Can be a sticker or text).
/stop [FILTER_NAME] To Stop A Filter."""


@app.on_message(filters.command("filter") & ~filters.edited & ~filters.private)
@capture_err
async def save_filters(_, message):
    if len(message.command) < 2 or not message.reply_to_message:
        await message.reply_text("Usage:\nReply to a text or sticker with /filter [FILTER_NAME] to save it.")

    elif not message.reply_to_message.text and not message.reply_to_message.sticker:
        await message.reply_text("__**You can only save text or stickers in filters.**__")

    elif len(await member_permissions(message.chat.id, message.from_user.id)) < 1:
        await message.reply_text("**You don't have enough permissions**")
    else:
        name = message.text.split(None, 1)[1].strip()
        if not name:
            await message.reply_text("**Usage**\n__/filter [FILTER_NAME]__")
            return
        _type = "text" if message.reply_to_message.text else "sticker"
        _filter = {
            "type": _type,
            "data": message.reply_to_message.text.markdown if _type == "text" else message.reply_to_message.sticker.file_id
        }
        await save_filter(message.chat.id, name, _filter)
        await message.reply_text(f"__**Saved filter {name}.**__")


@app.on_message(filters.command("filters") & ~filters.edited & ~filters.private)
@capture_err
async def get_filterss(_, message):
    _filters = await get_filters_names(message.chat.id)
    if not _filters:
        await message.reply_text("**No filters in this chat.**")
    else:
        msg = f"List of filters in {message.chat.title}\n"
        for _filter in _filters:
            msg += f"**-** `{_filter}`\n"
        await message.reply_text(msg)


@app.on_message(filters.command("stop") & ~filters.edited & ~filters.private)
@capture_err
async def del_filter(_, message):
    if len(message.command) < 2:
        await message.reply_text("**Usage**\n__/stop [FILTER_NAME]__")

    elif len(await member_permissions(message.chat.id, message.from_user.id)) < 1:
        await message.reply_text("**You don't have enough permissions**")

    else:
        name = message.text.split(None, 1)[1].strip()
        if not name:
            await message.reply_text("**Usage**\n__/stop [FILTER_NAME]__")
            return
        chat_id = message.chat.id
        deleted = await delete_filter(chat_id, name)
        if deleted:
            await message.reply_text(f"**Deleted filter {name}.**")
        else:
            await message.reply_text("**No such filter.**")


@app.on_message(filters.text & ~filters.edited &
                ~filters.private & ~filters.via_bot &
                ~filters.forwarded, group=chat_filters_group)
async def filters_re(_, message):
    try:
        if message.text[0] != "/":
            text = message.text.lower().strip()
            if text:
                chat_id = message.chat.id
                list_of_filters = await get_filters_names(chat_id)
                for word in list_of_filters:
                    pattern = r"( |^|[^\w])" + re.escape(word) + r"( |$|[^\w])"
                    if re.search(pattern, text, flags=re.IGNORECASE):
                        _filter = await get_filter(chat_id, word)
                        data_type = _filter['type']
                        data = _filter['data']
                        if data_type == "text":
                            await message.reply_text(data)
                        else:
                            await message.reply_sticker(data)
                        return
    # NOTE When the first letter of the message is an emoji it throws an error, that's why using this
    except Exception:
        pass