watbot/wat/bot.go
2021-03-10 19:33:48 +05:30

157 lines
3.2 KiB
Go

package wat
import (
"crypto/tls"
"fmt"
"strings"
"github.com/go-irc/irc"
)
type WatBot struct {
client *irc.Client
conn *tls.Conn
c *WatConfig
game *WatGame
Db *WatDb
Nick string
}
type WatConfig struct {
PermittedChannels []string
IgnoredHosts []string
}
func NewWatBot(config *irc.ClientConfig, watConfig *WatConfig, serverConn *tls.Conn) *WatBot {
wat := WatBot{conn: serverConn, Nick: config.Nick, c: watConfig}
wat.Db = NewWatDb()
wat.game = NewWatGame(&wat, wat.Db)
config.Handler = irc.HandlerFunc(wat.HandleIrcMsg)
wat.client = irc.NewClient(wat.conn, *config)
return &wat
}
func CleanNick(nick string) string {
return string(nick[0]) + "\u200c" + nick[1:]
}
func (w *WatBot) HandleIrcMsg(c *irc.Client, m *irc.Message) {
switch cmd := m.Command; cmd {
case "PING":
w.write("PONG", m.Params[0])
case "PRIVMSG":
w.Msg(m)
}
}
func (w *WatBot) Admin(m *irc.Message) bool {
return m.Prefix.Host == "mph.monster"
}
func (w *WatBot) Allowed(c string, r []string) bool {
for _, allowed := range r {
if c == allowed {
return true
}
}
return false
}
func (w *WatBot) CanRespond(m *irc.Message) bool {
if w.Admin(m) {
return true
}
if w.Allowed(m.Prefix.Host, w.c.IgnoredHosts) {
return false
}
// if !strings.Contains(m.Prefix.Host, "") {
// return false
// }
if !w.Allowed(m.Params[0], w.c.PermittedChannels) {
return false
}
return true
}
func (w *WatBot) Msg(m *irc.Message) {
// bail out if you're not yves, if you're not tripsit or if you're not in an allowed channel
// but if you're an admin you can do whatever
if !w.CanRespond(m) {
return
}
// make sure there's actually some text to process
if len(m.Params[1]) == 0 {
return
}
// fieldsfunc allows you to obtain rune separated fields/args
args := strings.FieldsFunc(m.Params[1], func(c rune) bool { return c == ' ' })
if len(args) == 0 {
return
}
if w.Admin(m) {
// allow impersonation of the robot from anywhere
if (args[0] == "imp" || args[0] == "imps") && len(args) > 2 {
if args[0] == "imps" {
w.write(args[1], args[2], strings.Join(args[3:], " "))
} else {
w.write(args[1], args[2:]...)
}
return
}
}
// strip offline message prefix from znc for handling offline buffer
if args[0][0] == '[' && len(args) > 1 {
args = args[1:]
}
// check if command char (or something weird) is present
if args[0] != "wat" && args[0][0] != '#' {
return
}
// clean input
if args[0][0] == '#' {
args[0] = args[0][1:]
}
user := strings.ToLower(m.Prefix.Name)
player := w.Db.User(user, m.Prefix.Host, true)
w.game.Msg(m, &player, args)
}
func (w *WatBot) Run() {
defer w.conn.Close()
err := w.client.Run()
if err != nil {
fmt.Println("Error returned while running client: " + err.Error())
}
}
func (w *WatBot) say(dest, msg string) {
if len(msg) == 0 {
return
}
//fmt.Printf("MSG %s: %s\n", dest, msg)
w.write("PRIVMSG", dest, msg)
}
func (w *WatBot) reply(s *irc.Message, r string) {
sender := s.Params[0]
if sender == w.Nick {
sender = s.Prefix.Name
}
w.say(sender, r)
}
func (w *WatBot) write(cmd string, params ...string) {
w.client.WriteMessage(&irc.Message{
Command: cmd,
Params: params,
})
}