bot.py 文件源码

def start_raid_group(user, message, description):
    """Starts a new raid group."""
    global should_refresh_active_raids

    # get the server, use the message because user might be a webhook with no server
    server = message.server

    # find an available raid channel
    channel = get_available_raid_channel(server)

    if channel:
        # lock the channel
        locked_channels.add(channel)

        # purge all messages
        await client.purge_from(channel)

        try:
            # set the topic
            await client.edit_channel(channel, topic=encode_message(user, message))

            # create a role with the same name as this channel
            role = await client.create_role(server, name=channel.name, mentionable=True)

            # calculate expiration time
            expiration_dt = adjusted_datetime(get_raid_expiration(message.timestamp))
            summary_message = await client.send_message(channel, embed=get_raid_summary_embed(user, channel.name, expiration_dt, description))

            # add shortcut reactions for commands
            await client.add_reaction(summary_message, get_leave_emoji())

            # set channel permissions to make raid viewers see the raid.
            perms = discord.PermissionOverwrite(read_messages=True)
            role = await get_raid_viewer_role(server)
            if role is not None:
                await client.edit_channel_permissions(channel, role, perms)

        finally:
            # unlock the channel
            locked_channels.remove(channel)

            # refresh active raids in future
            should_refresh_active_raids = True

        return channel