forked from MirrorHub/mautrix-whatsapp
348 lines
10 KiB
Go
348 lines
10 KiB
Go
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
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// Copyright (C) 2019 Tulir Asokan
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package main
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import (
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"strings"
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"time"
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"github.com/Rhymen/go-whatsapp"
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"github.com/skip2/go-qrcode"
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log "maunium.net/go/maulogger/v2"
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"maunium.net/go/mautrix-whatsapp/database"
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"maunium.net/go/mautrix-whatsapp/types"
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"maunium.net/go/mautrix-whatsapp/whatsapp-ext"
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)
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type User struct {
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*database.User
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Conn *whatsappExt.ExtendedConn
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bridge *Bridge
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log log.Logger
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Admin bool
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Whitelisted bool
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}
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func (bridge *Bridge) GetUserByMXID(userID types.MatrixUserID) *User {
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bridge.usersLock.Lock()
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defer bridge.usersLock.Unlock()
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user, ok := bridge.usersByMXID[userID]
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if !ok {
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dbUser := bridge.DB.User.GetByMXID(userID)
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if dbUser == nil {
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dbUser = bridge.DB.User.New()
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dbUser.MXID = userID
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dbUser.Insert()
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}
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user = bridge.NewUser(dbUser)
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bridge.usersByMXID[user.MXID] = user
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if len(user.JID) > 0 {
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bridge.usersByJID[user.JID] = user
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}
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if len(user.ManagementRoom) > 0 {
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bridge.managementRooms[user.ManagementRoom] = user
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}
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}
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return user
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}
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func (bridge *Bridge) GetUserByJID(userID types.WhatsAppID) *User {
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bridge.usersLock.Lock()
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defer bridge.usersLock.Unlock()
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user, ok := bridge.usersByJID[userID]
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if !ok {
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dbUser := bridge.DB.User.GetByJID(userID)
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if dbUser == nil {
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return nil
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}
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user = bridge.NewUser(dbUser)
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bridge.usersByMXID[user.MXID] = user
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bridge.usersByJID[user.JID] = user
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if len(user.ManagementRoom) > 0 {
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bridge.managementRooms[user.ManagementRoom] = user
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}
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}
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return user
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}
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func (bridge *Bridge) GetAllUsers() []*User {
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bridge.usersLock.Lock()
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defer bridge.usersLock.Unlock()
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dbUsers := bridge.DB.User.GetAll()
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output := make([]*User, len(dbUsers))
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for index, dbUser := range dbUsers {
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user, ok := bridge.usersByMXID[dbUser.MXID]
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if !ok {
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user = bridge.NewUser(dbUser)
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bridge.usersByMXID[user.MXID] = user
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if len(user.JID) > 0 {
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bridge.usersByJID[user.JID] = user
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}
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if len(user.ManagementRoom) > 0 {
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bridge.managementRooms[user.ManagementRoom] = user
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}
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}
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output[index] = user
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}
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return output
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}
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func (bridge *Bridge) NewUser(dbUser *database.User) *User {
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user := &User{
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User: dbUser,
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bridge: bridge,
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log: bridge.Log.Sub("User").Sub(string(dbUser.MXID)),
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}
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user.Whitelisted = user.bridge.Config.Bridge.Permissions.IsWhitelisted(user.MXID)
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user.Admin = user.bridge.Config.Bridge.Permissions.IsAdmin(user.MXID)
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return user
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}
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func (user *User) SetManagementRoom(roomID types.MatrixRoomID) {
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existingUser, ok := user.bridge.managementRooms[roomID]
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if ok {
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existingUser.ManagementRoom = ""
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existingUser.Update()
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}
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user.ManagementRoom = roomID
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user.bridge.managementRooms[user.ManagementRoom] = user
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user.Update()
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}
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func (user *User) SetSession(session *whatsapp.Session) {
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user.Session = session
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user.Update()
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}
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func (user *User) Connect(evenIfNoSession bool) bool {
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if user.Conn != nil {
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return true
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} else if !evenIfNoSession && user.Session == nil {
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return false
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}
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user.log.Debugln("Connecting to WhatsApp")
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conn, err := whatsapp.NewConn(20 * time.Second)
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if err != nil {
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user.log.Errorln("Failed to connect to WhatsApp:", err)
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return false
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}
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user.Conn = whatsappExt.ExtendConn(conn)
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user.Conn.SetClientName("Mautrix-WhatsApp bridge", "mx-wa")
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user.log.Debugln("WhatsApp connection successful")
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user.Conn.AddHandler(user)
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return user.RestoreSession()
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}
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func (user *User) RestoreSession() bool {
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if user.Session != nil {
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sess, err := user.Conn.RestoreSession(*user.Session)
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if err != nil {
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user.log.Errorln("Failed to restore session:", err)
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return false
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}
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user.SetSession(&sess)
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user.log.Debugln("Session restored successfully")
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return true
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}
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return false
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}
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func (user *User) IsLoggedIn() bool {
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return user.Conn != nil
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}
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func (user *User) Login(roomID types.MatrixRoomID) {
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bot := user.bridge.AS.BotClient()
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qrChan := make(chan string, 2)
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go func() {
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code := <-qrChan
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if code == "error" {
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return
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}
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qrCode, err := qrcode.Encode(code, qrcode.Low, 256)
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if err != nil {
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user.log.Errorln("Failed to encode QR code:", err)
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bot.SendNotice(roomID, "Failed to encode QR code (see logs for details)")
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return
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}
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resp, err := bot.UploadBytes(qrCode, "image/png")
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if err != nil {
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user.log.Errorln("Failed to upload QR code:", err)
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bot.SendNotice(roomID, "Failed to upload QR code (see logs for details)")
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return
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}
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_, err = bot.SendImage(roomID, string(code), resp.ContentURI)
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if err != nil {
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user.log.Errorln("Failed to send QR code to user:", err)
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}
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}()
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session, err := user.Conn.Login(qrChan)
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if err != nil {
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user.log.Warnln("Failed to log in:", err)
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bot.SendNotice(roomID, "Failed to log in: "+err.Error())
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qrChan <- "error"
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return
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}
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user.JID = strings.Replace(user.Conn.Info.Wid, whatsappExt.OldUserSuffix, whatsappExt.NewUserSuffix, 1)
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user.Session = &session
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user.Update()
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_, err = bot.SendNotice(roomID, "Successfully logged in. Now, you may ask for `import contacts`.")
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if err != nil {
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user.log.Warnln("Failed to send login confirmation to user:", err)
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}
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}
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func (user *User) HandleError(err error) {
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user.log.Errorln("WhatsApp error:", err)
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}
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func (user *User) HandleJSONParseError(err error) {
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user.log.Errorln("WhatsApp JSON parse error:", err)
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}
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func (user *User) PortalKey(jid types.WhatsAppID) database.PortalKey {
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return database.NewPortalKey(jid, user.JID)
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}
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func (user *User) GetPortalByJID(jid types.WhatsAppID) *Portal {
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return user.bridge.GetPortalByJID(user.PortalKey(jid))
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}
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func (user *User) HandleTextMessage(message whatsapp.TextMessage) {
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portal := user.GetPortalByJID(message.Info.RemoteJid)
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portal.HandleTextMessage(user, message)
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}
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func (user *User) HandleImageMessage(message whatsapp.ImageMessage) {
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portal := user.GetPortalByJID(message.Info.RemoteJid)
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portal.HandleMediaMessage(user, message.Download, message.Thumbnail, message.Info, message.Type, message.Caption)
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}
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func (user *User) HandleVideoMessage(message whatsapp.VideoMessage) {
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portal := user.GetPortalByJID(message.Info.RemoteJid)
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portal.HandleMediaMessage(user, message.Download, message.Thumbnail, message.Info, message.Type, message.Caption)
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}
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func (user *User) HandleAudioMessage(message whatsapp.AudioMessage) {
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portal := user.GetPortalByJID(message.Info.RemoteJid)
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portal.HandleMediaMessage(user, message.Download, nil, message.Info, message.Type, "")
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}
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func (user *User) HandleDocumentMessage(message whatsapp.DocumentMessage) {
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portal := user.GetPortalByJID(message.Info.RemoteJid)
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portal.HandleMediaMessage(user, message.Download, message.Thumbnail, message.Info, message.Type, message.Title)
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}
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func (user *User) HandlePresence(info whatsappExt.Presence) {
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puppet := user.bridge.GetPuppetByJID(info.SenderJID)
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switch info.Status {
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case whatsappExt.PresenceUnavailable:
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puppet.Intent().SetPresence("offline")
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case whatsappExt.PresenceAvailable:
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if len(puppet.typingIn) > 0 && puppet.typingAt+15 > time.Now().Unix() {
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puppet.Intent().UserTyping(puppet.typingIn, false, 0)
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puppet.typingIn = ""
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puppet.typingAt = 0
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} else {
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puppet.Intent().SetPresence("online")
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}
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case whatsappExt.PresenceComposing:
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portal := user.GetPortalByJID(info.JID)
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if len(puppet.typingIn) > 0 && puppet.typingAt+15 > time.Now().Unix() {
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if puppet.typingIn == portal.MXID {
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return
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}
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puppet.Intent().UserTyping(puppet.typingIn, false, 0)
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}
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puppet.typingIn = portal.MXID
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puppet.typingAt = time.Now().Unix()
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puppet.Intent().UserTyping(portal.MXID, true, 15*1000)
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}
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}
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func (user *User) HandleMsgInfo(info whatsappExt.MsgInfo) {
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if (info.Command == whatsappExt.MsgInfoCommandAck || info.Command == whatsappExt.MsgInfoCommandAcks) && info.Acknowledgement == whatsappExt.AckMessageRead {
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portal := user.GetPortalByJID(info.ToJID)
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if len(portal.MXID) == 0 {
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return
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}
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intent := user.bridge.GetPuppetByJID(info.SenderJID).Intent()
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for _, id := range info.IDs {
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msg := user.bridge.DB.Message.GetByJID(portal.Key, id)
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if msg == nil {
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continue
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}
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err := intent.MarkRead(portal.MXID, msg.MXID)
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if err != nil {
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user.log.Warnln("Failed to mark message %s as read by %s: %v", msg.MXID, info.SenderJID, err)
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}
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}
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}
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}
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func (user *User) HandleCommand(cmd whatsappExt.Command) {
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switch cmd.Type {
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case whatsappExt.CommandPicture:
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if strings.HasSuffix(cmd.JID, whatsappExt.NewUserSuffix) {
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puppet := user.bridge.GetPuppetByJID(cmd.JID)
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puppet.UpdateAvatar(user, cmd.ProfilePicInfo)
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} else {
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portal := user.GetPortalByJID(cmd.JID)
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portal.UpdateAvatar(user, cmd.ProfilePicInfo)
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}
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}
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}
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func (user *User) HandleChatUpdate(cmd whatsappExt.ChatUpdate) {
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if cmd.Command != whatsappExt.ChatUpdateCommandAction {
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return
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}
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portal := user.GetPortalByJID(cmd.JID)
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if len(portal.MXID) == 0 {
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return
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}
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switch cmd.Data.Action {
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case whatsappExt.ChatActionNameChange:
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portal.UpdateName(cmd.Data.NameChange.Name, cmd.Data.SenderJID)
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case whatsappExt.ChatActionAddTopic:
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portal.UpdateTopic(cmd.Data.AddTopic.Topic, cmd.Data.SenderJID)
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case whatsappExt.ChatActionRemoveTopic:
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portal.UpdateTopic("", cmd.Data.SenderJID)
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case whatsappExt.ChatActionPromote:
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portal.ChangeAdminStatus(cmd.Data.PermissionChange.JIDs, true)
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case whatsappExt.ChatActionDemote:
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portal.ChangeAdminStatus(cmd.Data.PermissionChange.JIDs, false)
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case whatsappExt.ChatActionAnnounce:
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portal.RestrictMessageSending(cmd.Data.Announce)
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case whatsappExt.ChatActionRestrict:
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portal.RestrictMetadataChanges(cmd.Data.Restrict)
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}
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}
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func (user *User) HandleJsonMessage(message string) {
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user.log.Debugln("JSON message:", message)
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}
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