mirror of https://github.com/ergochat/ergo.git
95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
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package irc
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type Channel struct {
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name string
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key string
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topic string
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members ClientSet
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inviteOnly bool
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invites map[string]bool
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server *Server
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}
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type ChannelSet map[*Channel]bool
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func NewChannel(s *Server, name string) *Channel {
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return &Channel{name: name, members: make(ClientSet), invites: make(map[string]bool), server: s}
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}
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func (ch *Channel) Send(reply Reply, fromClient *Client) {
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for client := range ch.members {
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if client != fromClient {
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client.send <- reply
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}
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}
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}
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// channel functionality
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func (ch *Channel) Join(cl *Client, key string) {
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if ch.key != key {
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cl.send <- ErrInviteOnlyChannel(ch)
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return
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}
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if ch.inviteOnly && !ch.invites[cl.nick] {
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cl.send <- ErrBadChannelKey(ch)
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return
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}
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ch.members[cl] = true
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cl.channels[ch] = true
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ch.Send(RplJoin(ch, cl), nil)
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ch.GetTopic(cl)
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for member := range ch.members {
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cl.send <- RplNamReply(ch, member)
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}
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cl.send <- RplEndOfNames(ch.server)
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}
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func (ch *Channel) Part(cl *Client, message string) {
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if !ch.members[cl] {
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cl.send <- ErrNotOnChannel(ch)
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return
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}
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delete(ch.members, cl)
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delete(cl.channels, ch)
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ch.Send(RplPart(ch, cl, message), nil)
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}
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func (ch *Channel) PrivMsg(cl *Client, message string) {
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ch.Send(RplPrivMsgChannel(ch, cl, message), cl)
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}
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func (ch *Channel) GetTopic(cl *Client) {
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if !ch.members[cl] {
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cl.send <- ErrNotOnChannel(ch)
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return
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}
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if ch.topic != "" {
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cl.send <- RplTopic(ch)
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} else {
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cl.send <- RplNoTopic(ch)
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}
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}
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func (ch *Channel) ChangeTopic(cl *Client, newTopic string) {
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if !ch.members[cl] {
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cl.send <- ErrNotOnChannel(ch)
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return
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}
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ch.topic = newTopic
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if ch.topic != "" {
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ch.Send(RplTopic(ch), nil)
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} else {
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ch.Send(RplNoTopic(ch), nil)
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}
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}
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