mautrix-whatsapp/user.go

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// 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-whatsapp/database"
"github.com/Rhymen/go-whatsapp"
"time"
"fmt"
"os"
"github.com/skip2/go-qrcode"
log "maunium.net/go/maulogger"
)
type User struct {
*database.User
Conn *whatsapp.Conn
bridge *Bridge
log *log.Sublogger
portalsByMXID map[string]*Portal
portalsByJID map[string]*Portal
puppets map[string]*Portal
}
func (bridge *Bridge) GetUser(userID string) *User {
user, ok := bridge.users[userID]
if !ok {
dbUser := bridge.DB.User.Get(userID)
if dbUser == nil {
dbUser = bridge.DB.User.New()
dbUser.Insert()
}
user = bridge.NewUser(dbUser)
bridge.users[user.UserID] = user
}
return user
}
func (bridge *Bridge) GetAllUsers() []*User {
dbUsers := bridge.DB.User.GetAll()
output := make([]*User, len(dbUsers))
for index, dbUser := range dbUsers {
user, ok := bridge.users[dbUser.UserID]
if !ok {
user = bridge.NewUser(dbUser)
bridge.users[user.UserID] = user
}
output[index] = user
}
return output
}
func (bridge *Bridge) InitWhatsApp() {
users := bridge.GetAllUsers()
for _, user := range users {
user.Connect()
}
}
func (bridge *Bridge) NewUser(dbUser *database.User) *User {
return &User{
User: dbUser,
bridge: bridge,
log: bridge.Log.CreateSublogger(fmt.Sprintf("User/%s", dbUser.UserID), log.LevelDebug),
}
}
func (user *User) Connect() {
var err error
user.Conn, err = whatsapp.NewConn(20 * time.Second)
if err != nil {
user.log.Errorln("Failed to connect to WhatsApp:", err)
return
}
user.Conn.AddHandler(user)
user.RestoreSession()
}
func (user *User) RestoreSession() {
if user.Session != nil {
sess, err := user.Conn.RestoreSession(*user.Session)
if err != nil {
user.log.Errorln("Failed to restore session:", err)
user.Session = nil
return
}
user.Session = &sess
user.log.Debugln("Session restored")
}
return
}
func (user *User) Login(roomID string) {
bot := user.bridge.AppService.BotClient()
qrChan := make(chan string, 2)
go func() {
code := <-qrChan
if code == "error" {
return
}
qrCode, err := qrcode.Encode(code, qrcode.Low, 256)
if err != nil {
user.log.Errorln("Failed to encode QR code:", err)
bot.SendNotice(roomID, "Failed to encode QR code (see logs for details)")
return
}
resp, err := bot.UploadBytes(qrCode, "image/png")
if err != nil {
user.log.Errorln("Failed to upload QR code:", err)
bot.SendNotice(roomID, "Failed to upload QR code (see logs for details)")
return
}
bot.SendImage(roomID, string(qrCode), resp.ContentURI)
}()
session, err := user.Conn.Login(qrChan)
if err != nil {
user.log.Warnln("Failed to log in:", err)
bot.SendNotice(roomID, "Failed to log in: "+err.Error())
qrChan <- "error"
return
}
user.Session = &session
user.Update()
bot.SendNotice(roomID, "Successfully logged in. Synchronizing chats...")
go user.Sync()
}
func (user *User) Sync() {
chats, err := user.Conn.Chats()
if err != nil {
user.log.Warnln("Failed to get chats")
return
}
user.log.Debugln(chats)
}
func (user *User) HandleError(err error) {
user.log.Errorln("WhatsApp error:", err)
fmt.Fprintf(os.Stderr, "%v", err)
}
func (user *User) HandleTextMessage(message whatsapp.TextMessage) {
fmt.Println(message)
}
func (user *User) HandleImageMessage(message whatsapp.ImageMessage) {
fmt.Println(message)
}
func (user *User) HandleVideoMessage(message whatsapp.VideoMessage) {
fmt.Println(message)
}
func (user *User) HandleJsonMessage(message string) {
fmt.Println(message)
}