Mirror of github.com/gissleh/irc
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package handlers
import (
"strings"
"github.com/gissleh/irc"
"github.com/gissleh/irc/ircutil"
)
// MRoleplay is a handler that adds commands for cutting NPC commands, as well as cleaning up
// the input from the server. It's named after Charybdis IRCd's m_roleplay module.
func MRoleplay(event *irc.Event, client *irc.Client) {
switch event.Name() {
case "input.enablerp", "input.disablerp":
{
sign := "+"
if event.Verb() == "disablerp" {
sign = "-"
}
// If the target is a channel, use RPCHAN or, if not stated, N.
chanMode, chanModeOk := client.ISupport().Get("RPCHAN")
channel := event.ChannelTarget()
if channel != nil {
if chanModeOk {
client.SendQueuedf("MODE %s %s%s", channel.Name(), sign, chanMode)
} else {
client.SendQueuedf("MODE %s %sN", channel.Name(), sign)
}
}
// Otherwise enable it on yourself, but only if RPUSER is set as that is not supported.
// by servers without this ISupport tag.
userMode, userModeOk := client.ISupport().Get("RPUSER")
query := event.QueryTarget()
status := event.StatusTarget()
if (query != nil || status != nil) && userModeOk {
client.SendQueuedf("MODE %s%s", sign, userMode)
}
}
// Parse roleplaying messages, and replace underscored-nick with a render tag.
case "packet.privmsg", "ctcp.action":
{
// Detect m_roleplay
if strings.HasPrefix(event.Nick, "\x1F") {
event.Nick = event.Nick[1 : len(event.Nick)-2]
if event.Verb() == "PRIVMSG" {
event.RenderTags["mRoleplay"] = "npc"
} else {
event.RenderTags["mRoleplay"] = "npca"
}
} else if strings.HasPrefix(event.Nick, "=") {
event.RenderTags["mRoleplay"] = "scene"
} else {
break
}
// Some servers use this.
lastSpace := strings.LastIndex(event.Text, " ")
lastParentheses := strings.LastIndex(event.Text, "(")
if lastParentheses != -1 && lastSpace != -1 && lastParentheses == lastSpace+1 {
event.Text = event.Text[:lastSpace]
}
}
// NPC commands
case "input.npcc", "input.npcac":
{
isAction := event.Verb() == "npcac"
nick, text := ircutil.ParseArgAndText(event.Text)
if nick == "" || text == "" {
client.EmitNonBlocking(irc.NewErrorEvent("input", "Usage: /"+event.Verb()+" <nick> <text...>"))
break
}
channel := event.ChannelTarget()
if channel == nil {
client.EmitNonBlocking(irc.NewErrorEvent("input", "Target is not a channel"))
break
}
overhead := ircutil.MessageOverhead("\x1f"+nick+"\x1f", client.Nick(), "npc.fakeuser.invalid", channel.Name(), isAction)
cuts := ircutil.CutMessage(text, overhead)
for _, cut := range cuts {
npcCommand := "NPC"
if isAction {
npcCommand = "NPCA"
}
client.SendQueuedf("%s %s %s :%s", npcCommand, channel.Name(), nick, cut)
}
event.PreventDefault()
}
// Scene/narrator command
case "input.scenec", "input.narratorc":
{
if event.Text == "" {
client.EmitNonBlocking(irc.NewErrorEvent("input", "Usage: /scenec <text...>"))
break
}
channel := event.ChannelTarget()
if channel == nil {
client.EmitNonBlocking(irc.NewErrorEvent("input", "Target is not a channel"))
break
}
overhead := ircutil.MessageOverhead("=Scene=", client.Nick(), "npc.fakeuser.invalid", channel.Name(), false)
cuts := ircutil.CutMessage(event.Text, overhead)
for _, cut := range cuts {
client.SendQueuedf("SCENE %s :%s", channel.Name(), cut)
}
event.PreventDefault()
}
}
}