matterbridge/bridge/keybase/keybase.go

107 lines
2.4 KiB
Go

package bkeybase
import (
"io/ioutil"
"os"
"path/filepath"
"strconv"
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/bridge/config"
"github.com/keybase/go-keybase-chat-bot/kbchat"
)
// Bkeybase bridge structure
type Bkeybase struct {
kbc *kbchat.API
user string
channel string
team string
*bridge.Config
}
// New initializes Bkeybase object and sets team
func New(cfg *bridge.Config) bridge.Bridger {
b := &Bkeybase{Config: cfg}
b.team = b.Config.GetString("Team")
return b
}
// Connect starts keybase API and listener loop
func (b *Bkeybase) Connect() error {
var err error
b.Log.Infof("Connecting %s", b.GetString("Team"))
// use default keybase location (`keybase`)
b.kbc, err = kbchat.Start(kbchat.RunOptions{})
if err != nil {
return err
}
b.user = b.kbc.GetUsername()
b.Log.Info("Connection succeeded")
go b.handleKeybase()
return nil
}
// Disconnect doesn't do anything for now
func (b *Bkeybase) Disconnect() error {
return nil
}
// JoinChannel sets channel name in struct
func (b *Bkeybase) JoinChannel(channel config.ChannelInfo) error {
if _, err := b.kbc.JoinChannel(b.team, channel.Name); err != nil {
return err
}
b.channel = channel.Name
return nil
}
// Send receives bridge messages and sends them to Keybase chat room
func (b *Bkeybase) Send(msg config.Message) (string, error) {
b.Log.Debugf("=> Receiving %#v", msg)
// Handle /me events
if msg.Event == config.EventUserAction {
msg.Text = "_" + msg.Text + "_"
}
// Delete message if we have an ID
// Delete message not supported by keybase go library yet
// Edit message if we have an ID
// kbchat lib does not support message editing yet
if len(msg.Extra["file"]) > 0 {
// Upload a file
dir, err := ioutil.TempDir("", "matterbridge")
if err != nil {
return "", err
}
defer os.RemoveAll(dir)
for _, f := range msg.Extra["file"] {
fname := f.(config.FileInfo).Name
fdata := *f.(config.FileInfo).Data
fcaption := f.(config.FileInfo).Comment
fpath := filepath.Join(dir, fname)
if err = ioutil.WriteFile(fpath, fdata, 0600); err != nil {
return "", err
}
_, _ = b.kbc.SendAttachmentByTeam(b.team, &b.channel, fpath, fcaption)
}
return "", nil
}
// Send regular message
text := msg.Username + msg.Text
resp, err := b.kbc.SendMessageByTeamName(b.team, &b.channel, text)
if err != nil {
return "", err
}
return strconv.Itoa(int(*resp.Result.MessageID)), err
}