Tulir Asokan
51 lines
2.2 KiB
Python
51 lines
2.2 KiB
Python
# -*- coding: future_fstrings -*-
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# mautrix-telegram - A Matrix-Telegram puppeting bridge
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# Copyright (C) 2018 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from typing import Dict, Optional
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from telethon.errors import UsernameInvalidError, UsernameNotModifiedError, UsernameOccupiedError
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from telethon.tl.functions.account import UpdateUsernameRequest
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from mautrix_telegram.commands import command_handler, CommandEvent, SECTION_AUTH
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@command_handler(needs_auth=True,
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help_section=SECTION_AUTH,
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help_args="<_new username_>",
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help_text="Change your Telegram username.")
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async def username(evt: CommandEvent) -> Optional[Dict]:
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if len(evt.args) == 0:
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return await evt.reply("**Usage:** `$cmdprefix+sp username <new username>`")
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if evt.sender.is_bot:
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return await evt.reply("Bots can't set their own username.")
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new_name = evt.args[0]
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if new_name == "-":
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new_name = ""
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try:
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await evt.sender.client(UpdateUsernameRequest(username=new_name))
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except UsernameInvalidError:
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return await evt.reply("Invalid username. Usernames must be between 5 and 30 alphanumeric "
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"characters.")
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except UsernameNotModifiedError:
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return await evt.reply("That is your current username.")
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except UsernameOccupiedError:
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return await evt.reply("That username is already in use.")
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await evt.sender.update_info()
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if not evt.sender.username:
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await evt.reply("Username removed")
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else:
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await evt.reply(f"Username changed to {evt.sender.username}")
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