mautrix-whatsapp/disappear.go
2022-01-07 14:32:00 +02:00

71 lines
2.3 KiB
Go

// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2022 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package main
import (
"fmt"
"time"
"maunium.net/go/mautrix"
"maunium.net/go/mautrix/id"
"maunium.net/go/mautrix-whatsapp/database"
)
func (portal *Portal) MarkDisappearing(eventID id.EventID, expiresIn uint32, startNow bool) {
if expiresIn == 0 || (!portal.bridge.Config.Bridge.DisappearingMessagesInGroups && portal.IsGroupChat()) {
return
}
msg := portal.bridge.DB.DisappearingMessage.NewWithValues(portal.MXID, eventID, time.Duration(expiresIn)*time.Second, startNow)
msg.Insert()
if startNow {
go portal.sleepAndDelete(msg)
}
}
func (portal *Portal) ScheduleDisappearing() {
if !portal.bridge.Config.Bridge.DisappearingMessagesInGroups && portal.IsGroupChat() {
return
}
for _, msg := range portal.bridge.DB.DisappearingMessage.StartAllUnscheduledInRoom(portal.MXID) {
go portal.sleepAndDelete(msg)
}
}
func (bridge *Bridge) RestartAllDisappearing() {
for _, msg := range bridge.DB.DisappearingMessage.GetAllScheduled() {
portal := bridge.GetPortalByMXID(msg.RoomID)
go portal.sleepAndDelete(msg)
}
}
func (portal *Portal) sleepAndDelete(msg *database.DisappearingMessage) {
sleepTime := msg.ExpireAt.Sub(time.Now())
portal.log.Debugfln("Sleeping for %s to make %s disappear", sleepTime, msg.EventID)
time.Sleep(sleepTime)
_, err := portal.MainIntent().RedactEvent(msg.RoomID, msg.EventID, mautrix.ReqRedact{
Reason: "Message expired",
TxnID: fmt.Sprintf("mxwa_disappear_%s", msg.EventID),
})
if err != nil {
portal.log.Warnfln("Failed to make %s disappear: %v", msg.EventID, err)
} else {
portal.log.Debugfln("Disappeared %s", msg.EventID)
}
msg.Delete()
}