46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
"""This is the Welcome Bot in @PyrogramChat.
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It uses the Emoji module to easily add emojis in your text messages and Filters
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to make it only work for specific messages in a specific chat.
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"""
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from pyrogram import Client, Emoji, Filters
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USER = "**{}**"
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MESSAGE = "{} Welcome to [Pyrogram](https://docs.pyrogram.ml/)'s group chat {{}}!".format(Emoji.SPARKLES)
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enabled_groups = Filters.chat("PyrogramChat")
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last_welcomes = {}
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app = Client("my_account")
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@app.on_message(enabled_groups & Filters.new_chat_members)
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def welcome(client, message):
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chat_id = message.chat.id
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# Get the previous welcome message and members, if any
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previous_welcome, previous_members = last_welcomes.pop(chat_id, (None, []))
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# Delete the previous message, if exists
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if previous_welcome:
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previous_welcome.delete()
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# Build the new members list by using their first_name. Also append the previous members, if any
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new_members = [USER.format(i.first_name) for i in message.new_chat_members] + previous_members
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# Build the welcome message by using an emoji and the list we created above
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text = MESSAGE.format(", ".join(new_members))
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# Actually send the welcome and save the new message and the new members list
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last_welcomes[message.chat.id] = message.reply(text, disable_web_page_preview=True), new_members
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@app.on_message(enabled_groups)
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def reset(client, message):
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# Don't make the bot delete the previous welcome in case someone talks in the middle
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last_welcomes.pop(message.chat.id, None)
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app.run() # Automatically start() and idle()
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