logmania/notify/xmpp/main.go

128 lines
2.8 KiB
Go

package xmpp
import (
"errors"
"fmt"
"io"
"strings"
xmpp "github.com/mattn/go-xmpp"
log "github.com/sirupsen/logrus"
"github.com/genofire/logmania/bot"
"github.com/genofire/logmania/database"
"github.com/genofire/logmania/lib"
"github.com/genofire/logmania/notify"
)
const (
proto = "xmpp:"
protoGroup = "xmpp-muc:"
nickname = "logmania"
)
var logger = log.WithField("notify", proto)
type Notifier struct {
notify.Notifier
client *xmpp.Client
channels map[string]bool
db *database.DB
formatter *log.TextFormatter
}
func Init(config *lib.NotifyConfig, db *database.DB, bot *bot.Bot) notify.Notifier {
options := xmpp.Options{
Host: config.XMPP.Host,
User: config.XMPP.Username,
Password: config.XMPP.Password,
NoTLS: config.XMPP.NoTLS,
Debug: config.XMPP.Debug,
Session: config.XMPP.Session,
Status: config.XMPP.Status,
StatusMessage: config.XMPP.StatusMessage,
}
client, err := options.NewClient()
if err != nil {
logger.Error(err)
return nil
}
go func() {
for {
chat, err := client.Recv()
if err != nil {
if err == io.EOF {
client, err = options.NewClient()
log.Warn("reconnect")
if err != nil {
log.Panic(err)
}
continue
}
logger.Warn(err)
}
switch v := chat.(type) {
case xmpp.Chat:
bot.Handle(func(answer string) {
client.SendHtml(xmpp.Chat{Remote: v.Remote, Type: "chat", Text: answer})
}, fmt.Sprintf("xmpp:%s", strings.Split(v.Remote, "/")[0]), v.Text)
}
}
}()
for _, toAddresses := range db.HostTo {
for to, _ := range toAddresses {
toAddr := strings.TrimPrefix(to, protoGroup)
client.JoinMUCNoHistory(toAddr, nickname)
}
}
logger.Info("startup")
return &Notifier{
client: client,
db: db,
formatter: &log.TextFormatter{
DisableTimestamp: true,
},
}
}
func (n *Notifier) Send(e *log.Entry) error {
e, to := n.db.SendTo(e)
if to == nil {
return errors.New("no reciever found")
}
text, err := n.formatter.Format(e)
if err != nil {
return err
}
for _, toAddr := range to {
if strings.HasPrefix(toAddr, protoGroup) {
toAddr = strings.TrimPrefix(toAddr, protoGroup)
if _, ok := n.channels[toAddr]; ok {
n.client.JoinMUCNoHistory(toAddr, nickname)
}
_, err = n.client.SendHtml(xmpp.Chat{Remote: toAddr, Type: "groupchat", Text: string(text)})
if err != nil {
logger.Error("xmpp to ", to, " error:", err)
}
} else {
toAddr = strings.TrimPrefix(toAddr, proto)
_, err := n.client.SendHtml(xmpp.Chat{Remote: toAddr, Type: "chat", Text: string(text)})
if err != nil {
logger.Error("xmpp to ", to, " error:", err)
}
}
}
return nil
}
func (n *Notifier) Close() {
for jid := range n.channels {
n.client.LeaveMUC(jid)
}
n.client.Close()
}
func init() {
notify.AddNotifier(Init)
}