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package irc
import (
"encoding/base64"
"errors"
"fmt"
"strings"
)
type SASLResult struct {
Failed bool
Err error
}
func (irc *Connection) setupSASLCallbacks(result chan<- *SASLResult) {
irc.AddCallback("CAP", func(e *Event) {
if len(e.Arguments) == 3 {
if e.Arguments[1] == "LS" {
if !strings.Contains(e.Arguments[2], "sasl") {
result <- &SASLResult{true, errors.New("no SASL capability " + e.Arguments[2])}
}
}
if e.Arguments[1] == "ACK" {
if irc.SASLMech != "PLAIN" {
result <- &SASLResult{true, errors.New("only PLAIN is supported")}
}
irc.SendRaw("AUTHENTICATE " + irc.SASLMech)
}
}
})
irc.AddCallback("AUTHENTICATE", func(e *Event) {
str := base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s\x00%s\x00%s", irc.SASLLogin, irc.SASLLogin, irc.SASLPassword)))
irc.SendRaw("AUTHENTICATE " + str)
})
irc.AddCallback("901", func(e *Event) {
irc.SendRaw("CAP END")
irc.SendRaw("QUIT")
result <- &SASLResult{true, errors.New(e.Arguments[1])}
})
irc.AddCallback("902", func(e *Event) {
irc.SendRaw("CAP END")
irc.SendRaw("QUIT")
result <- &SASLResult{true, errors.New(e.Arguments[1])}
})
irc.AddCallback("903", func(e *Event) {
irc.SendRaw("CAP END")
result <- &SASLResult{false, nil}
})
irc.AddCallback("904", func(e *Event) {
irc.SendRaw("CAP END")
irc.SendRaw("QUIT")
result <- &SASLResult{true, errors.New(e.Arguments[1])}
})
}
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