gmessages/custompuppet.go
2023-08-21 13:52:03 +03:00

84 lines
2.4 KiB
Go

// mautrix-gmessages - A Matrix-Google Messages puppeting bridge.
// Copyright (C) 2023 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 (
"context"
"errors"
"fmt"
"maunium.net/go/mautrix/appservice"
"maunium.net/go/mautrix/bridge"
"maunium.net/go/mautrix/id"
)
var _ bridge.DoublePuppet = (*User)(nil)
func (user *User) SwitchCustomMXID(accessToken string, mxid id.UserID) error {
if mxid != user.MXID {
return errors.New("mismatching mxid")
}
user.DoublePuppetIntent = nil
user.AccessToken = accessToken
err := user.StartCustomMXID(false)
if err != nil {
return err
}
return nil
}
func (user *User) ClearCustomMXID() {
user.DoublePuppetIntent = nil
user.AccessToken = ""
err := user.Update(context.TODO())
if err != nil {
user.zlog.Warn().Err(err).Msg("Failed to clear access token from database")
}
}
func (user *User) StartCustomMXID(reloginOnFail bool) error {
newIntent, newAccessToken, err := user.bridge.DoublePuppet.Setup(user.MXID, user.AccessToken, reloginOnFail)
if err != nil {
user.ClearCustomMXID()
return err
}
if user.AccessToken != newAccessToken {
user.AccessToken = newAccessToken
err = user.Update(context.TODO())
if err != nil {
return fmt.Errorf("failed to save access token: %w", err)
}
}
user.DoublePuppetIntent = newIntent
return nil
}
func (user *User) CustomIntent() *appservice.IntentAPI {
return user.DoublePuppetIntent
}
func (user *User) tryAutomaticDoublePuppeting() {
if !user.bridge.Config.CanAutoDoublePuppet(user.MXID) || user.DoublePuppetIntent != nil {
return
}
err := user.StartCustomMXID(true)
if err != nil {
user.zlog.Warn().Err(err).Msg("Failed to login with shared secret for double puppeting")
} else {
user.zlog.Info().Msg("Successfully automatically enabled double puppet")
}
}