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57 lines
1.8 KiB
57 lines
1.8 KiB
from paircd.reply import (
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ERR_NOSUCHCHANNEL,
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ERR_TOOMANYCHANNELS,
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JOIN,
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RPL_ENDOFNAMES,
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RPL_NAMREPLY,
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RPL_NOTOPIC,
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RPL_TOPIC,
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)
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from paircd.client import Client
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from paircd.command_handler import CommandHandler
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from paircd.message import Message
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from paircd.server import Server
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from paircd.settings import USER_MAX_CHANNELS
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class JoinHandler(CommandHandler):
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def __init__(self) -> None:
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super().__init__("JOIN", 1)
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async def handle(self, server: Server, client: Client, msg: Message) -> None:
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channel_name = msg.args[0]
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if USER_MAX_CHANNELS > 0 and len(client.channels) == USER_MAX_CHANNELS:
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client.write_message(ERR_TOOMANYCHANNELS(client.nickname))
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return
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channel = server.get_channel_by_name(channel_name)
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if channel is None:
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client.write_message(ERR_NOSUCHCHANNEL(client.nickname, channel_name))
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return
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channel.add_client(client)
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client.channels.add(channel_name)
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client.log(f"joined {channel_name}")
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channel.write_message(JOIN(channel_name, prefix=client.id()))
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if len(channel.topic) > 0:
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client.write_message(
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RPL_TOPIC(client.nickname, channel_name, channel.topic)
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)
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else:
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client.write_message(RPL_NOTOPIC(client.nickname, channel_name))
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channel_members = [
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channel.get_channel_name(member)
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for member in channel.clients_by_nick.keys()
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]
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client.write_message(
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# "=" means public channel (ref: https://modern.ircdocs.horse/#rplnamreply-353)
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RPL_NAMREPLY(client.nickname, "=", channel_name, " ".join(channel_members))
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)
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client.write_message(RPL_ENDOFNAMES(client.nickname, channel_name))
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