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// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2019 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 whatsappExt
import (
"encoding/json"
"strings"
"github.com/Rhymen/go-whatsapp"
)
type MsgInfoCommand string
const (
MsgInfoCommandAck MsgInfoCommand = "ack"
MsgInfoCommandAcks MsgInfoCommand = "acks"
)
type Acknowledgement int
const (
AckMessageSent Acknowledgement = 1
AckMessageDelivered Acknowledgement = 2
AckMessageRead Acknowledgement = 3
)
type JSONStringOrArray []string
func (jsoa *JSONStringOrArray) UnmarshalJSON(data []byte) error {
var str string
if json.Unmarshal(data, &str) == nil {
*jsoa = []string{str}
return nil
}
var strs []string
json.Unmarshal(data, &strs)
*jsoa = strs
return nil
}
type MsgInfo struct {
Command MsgInfoCommand `json:"cmd"`
IDs JSONStringOrArray `json:"id"`
Acknowledgement Acknowledgement `json:"ack"`
MessageFromJID string `json:"from"`
SenderJID string `json:"participant"`
ToJID string `json:"to"`
Timestamp int64 `json:"t"`
}
type MsgInfoHandler interface {
whatsapp.Handler
HandleMsgInfo(MsgInfo)
}
func (ext *ExtendedConn) handleMessageMsgInfo(msgType JSONMessageType, message []byte) {
var event MsgInfo
err := json.Unmarshal(message, &event)
if err != nil {
ext.jsonParseError(err)
return
}
event.MessageFromJID = strings.Replace(event.MessageFromJID, OldUserSuffix, NewUserSuffix, 1)
event.SenderJID = strings.Replace(event.SenderJID, OldUserSuffix, NewUserSuffix, 1)
event.ToJID = strings.Replace(event.ToJID, OldUserSuffix, NewUserSuffix, 1)
if msgType == MessageMsg {
event.SenderJID = event.ToJID
}
for _, handler := range ext.handlers {
msgInfoHandler, ok := handler.(MsgInfoHandler)
if !ok {
continue
}
go msgInfoHandler.HandleMsgInfo(event)
}
}
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