Files
postmoogle/bot/bot.go
2022-08-28 17:56:19 +03:00

92 lines
2.4 KiB
Go

package bot
import (
"context"
"fmt"
"regexp"
"sync"
"github.com/getsentry/sentry-go"
"gitlab.com/etke.cc/go/logger"
"gitlab.com/etke.cc/linkpearl"
"maunium.net/go/mautrix/event"
"maunium.net/go/mautrix/format"
"maunium.net/go/mautrix/id"
)
// Bot represents matrix bot
type Bot struct {
noowner bool
federation bool
prefix string
domain string
allowedUsers []*regexp.Regexp
rooms sync.Map
log *logger.Logger
lp *linkpearl.Linkpearl
mu map[id.RoomID]*sync.Mutex
handledMembershipEvents sync.Map
}
// New creates a new matrix bot
func New(lp *linkpearl.Linkpearl, log *logger.Logger, prefix, domain string, noowner, federation bool, allowedUsers []*regexp.Regexp) *Bot {
return &Bot{
noowner: noowner,
federation: federation,
prefix: prefix,
domain: domain,
allowedUsers: allowedUsers,
rooms: sync.Map{},
log: log,
lp: lp,
mu: map[id.RoomID]*sync.Mutex{},
}
}
// Error message to the log and matrix room
func (b *Bot) Error(ctx context.Context, roomID id.RoomID, message string, args ...interface{}) {
b.log.Error(message, args...)
sentry.GetHubFromContext(ctx).CaptureException(fmt.Errorf(message, args...))
if roomID != "" {
// nolint // if something goes wrong here nobody can help...
b.lp.Send(roomID, &event.MessageEventContent{
MsgType: event.MsgNotice,
Body: "ERROR: " + fmt.Sprintf(message, args...),
})
}
}
// Notice sends a notice message to the matrix room
func (b *Bot) Notice(ctx context.Context, roomID id.RoomID, message string) {
content := format.RenderMarkdown(message, true, true)
content.MsgType = event.MsgNotice
_, err := b.lp.Send(roomID, &content)
if err != nil {
sentry.GetHubFromContext(ctx).CaptureException(err)
}
}
// Start performs matrix /sync
func (b *Bot) Start(statusMsg string) error {
if err := b.migrate(); err != nil {
return err
}
if err := b.syncRooms(); err != nil {
return err
}
b.initSync()
b.log.Info("Postmoogle has been started")
return b.lp.Start(statusMsg)
}
// Stop the bot
func (b *Bot) Stop() {
err := b.lp.GetClient().SetPresence(event.PresenceOffline)
if err != nil {
b.log.Error("cannot set presence = offline: %v", err)
}
b.lp.GetClient().StopSync()
}