mautrix-whatsapp/statestore.go

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2018-08-16 18:20:07 +02:00
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2018 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 (
"maunium.net/go/mautrix-appservice"
"encoding/json"
"io/ioutil"
"os"
)
type AutosavingStateStore struct {
*appservice.BasicStateStore
Path string
}
func NewAutosavingStateStore(path string) *AutosavingStateStore {
return &AutosavingStateStore{
BasicStateStore: appservice.NewBasicStateStore(),
Path: path,
}
}
func (store *AutosavingStateStore) Save() error {
data, err := json.Marshal(store.BasicStateStore)
if err != nil {
return err
}
return ioutil.WriteFile(store.Path, data, 0600)
}
func (store *AutosavingStateStore) Load() error {
data, err := ioutil.ReadFile(store.Path)
if err != nil {
if os.IsNotExist(err) {
return nil
}
return err
}
return json.Unmarshal(data, store.BasicStateStore)
}
func (store *AutosavingStateStore) MarkRegistered(userID string) {
store.BasicStateStore.MarkRegistered(userID)
store.Save()
}
func (store *AutosavingStateStore) SetMembership(roomID, userID, membership string) {
store.BasicStateStore.SetMembership(roomID, userID, membership)
store.Save()
}