mirror of
https://github.com/tulir/mautrix-whatsapp
synced 2024-11-14 05:52:45 +01:00
371 lines
9.8 KiB
Go
371 lines
9.8 KiB
Go
// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
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// Copyright (C) 2021 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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"errors"
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"fmt"
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"io"
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"net/http"
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"regexp"
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"sync"
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"time"
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"go.mau.fi/whatsmeow"
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"go.mau.fi/whatsmeow/types"
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log "maunium.net/go/maulogger/v2"
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"maunium.net/go/mautrix/appservice"
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"maunium.net/go/mautrix/bridge"
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"maunium.net/go/mautrix/id"
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"maunium.net/go/mautrix-whatsapp/config"
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"maunium.net/go/mautrix-whatsapp/database"
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)
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var userIDRegex *regexp.Regexp
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func (br *WABridge) ParsePuppetMXID(mxid id.UserID) (jid types.JID, ok bool) {
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if userIDRegex == nil {
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userIDRegex = regexp.MustCompile(fmt.Sprintf("^@%s:%s$",
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br.Config.Bridge.FormatUsername("([0-9]+)"),
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br.Config.Homeserver.Domain))
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}
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match := userIDRegex.FindStringSubmatch(string(mxid))
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if len(match) == 2 {
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jid = types.NewJID(match[1], types.DefaultUserServer)
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ok = true
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}
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return
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}
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func (br *WABridge) GetPuppetByMXID(mxid id.UserID) *Puppet {
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jid, ok := br.ParsePuppetMXID(mxid)
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if !ok {
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return nil
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}
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return br.GetPuppetByJID(jid)
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}
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func (br *WABridge) GetPuppetByJID(jid types.JID) *Puppet {
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jid = jid.ToNonAD()
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if jid.Server == types.LegacyUserServer {
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jid.Server = types.DefaultUserServer
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} else if jid.Server != types.DefaultUserServer {
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return nil
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}
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br.puppetsLock.Lock()
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defer br.puppetsLock.Unlock()
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puppet, ok := br.puppets[jid]
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if !ok {
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dbPuppet := br.DB.Puppet.Get(jid)
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if dbPuppet == nil {
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dbPuppet = br.DB.Puppet.New()
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dbPuppet.JID = jid
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dbPuppet.Insert()
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}
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puppet = br.NewPuppet(dbPuppet)
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br.puppets[puppet.JID] = puppet
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if len(puppet.CustomMXID) > 0 {
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br.puppetsByCustomMXID[puppet.CustomMXID] = puppet
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}
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}
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return puppet
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}
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func (br *WABridge) GetPuppetByCustomMXID(mxid id.UserID) *Puppet {
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br.puppetsLock.Lock()
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defer br.puppetsLock.Unlock()
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puppet, ok := br.puppetsByCustomMXID[mxid]
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if !ok {
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dbPuppet := br.DB.Puppet.GetByCustomMXID(mxid)
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if dbPuppet == nil {
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return nil
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}
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puppet = br.NewPuppet(dbPuppet)
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br.puppets[puppet.JID] = puppet
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br.puppetsByCustomMXID[puppet.CustomMXID] = puppet
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}
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return puppet
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}
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func (user *User) GetIDoublePuppet() bridge.DoublePuppet {
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p := user.bridge.GetPuppetByCustomMXID(user.MXID)
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if p == nil || p.CustomIntent() == nil {
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return nil
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}
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return p
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}
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func (user *User) GetIGhost() bridge.Ghost {
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if user.JID.IsEmpty() {
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return nil
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}
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p := user.bridge.GetPuppetByJID(user.JID)
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if p == nil {
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return nil
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}
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return p
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}
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func (br *WABridge) IsGhost(id id.UserID) bool {
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_, ok := br.ParsePuppetMXID(id)
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return ok
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}
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func (br *WABridge) GetIGhost(id id.UserID) bridge.Ghost {
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p := br.GetPuppetByMXID(id)
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if p == nil {
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return nil
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}
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return p
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}
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func (puppet *Puppet) GetMXID() id.UserID {
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return puppet.MXID
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}
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func (br *WABridge) GetAllPuppetsWithCustomMXID() []*Puppet {
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return br.dbPuppetsToPuppets(br.DB.Puppet.GetAllWithCustomMXID())
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}
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func (br *WABridge) GetAllPuppets() []*Puppet {
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return br.dbPuppetsToPuppets(br.DB.Puppet.GetAll())
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}
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func (br *WABridge) dbPuppetsToPuppets(dbPuppets []*database.Puppet) []*Puppet {
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br.puppetsLock.Lock()
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defer br.puppetsLock.Unlock()
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output := make([]*Puppet, len(dbPuppets))
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for index, dbPuppet := range dbPuppets {
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if dbPuppet == nil {
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continue
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}
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puppet, ok := br.puppets[dbPuppet.JID]
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if !ok {
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puppet = br.NewPuppet(dbPuppet)
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br.puppets[dbPuppet.JID] = puppet
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if len(dbPuppet.CustomMXID) > 0 {
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br.puppetsByCustomMXID[dbPuppet.CustomMXID] = puppet
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}
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}
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output[index] = puppet
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}
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return output
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}
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func (br *WABridge) FormatPuppetMXID(jid types.JID) id.UserID {
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return id.NewUserID(
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br.Config.Bridge.FormatUsername(jid.User),
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br.Config.Homeserver.Domain)
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}
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func (br *WABridge) NewPuppet(dbPuppet *database.Puppet) *Puppet {
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return &Puppet{
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Puppet: dbPuppet,
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bridge: br,
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log: br.Log.Sub(fmt.Sprintf("Puppet/%s", dbPuppet.JID)),
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MXID: br.FormatPuppetMXID(dbPuppet.JID),
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}
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}
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type Puppet struct {
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*database.Puppet
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bridge *WABridge
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log log.Logger
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typingIn id.RoomID
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typingAt time.Time
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MXID id.UserID
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customIntent *appservice.IntentAPI
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customUser *User
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syncLock sync.Mutex
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}
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func (puppet *Puppet) IntentFor(portal *Portal) *appservice.IntentAPI {
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if puppet.customIntent == nil || portal.Key.JID == puppet.JID || (portal.Key.JID.Server == types.BroadcastServer && portal.Key.Receiver != puppet.JID) {
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return puppet.DefaultIntent()
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}
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return puppet.customIntent
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}
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func (puppet *Puppet) CustomIntent() *appservice.IntentAPI {
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return puppet.customIntent
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}
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func (puppet *Puppet) DefaultIntent() *appservice.IntentAPI {
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return puppet.bridge.AS.Intent(puppet.MXID)
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}
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func reuploadAvatar(intent *appservice.IntentAPI, url string) (id.ContentURI, error) {
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getResp, err := http.DefaultClient.Get(url)
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if err != nil {
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return id.ContentURI{}, fmt.Errorf("failed to download avatar: %w", err)
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}
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data, err := io.ReadAll(getResp.Body)
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_ = getResp.Body.Close()
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if err != nil {
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return id.ContentURI{}, fmt.Errorf("failed to read avatar bytes: %w", err)
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}
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mime := http.DetectContentType(data)
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resp, err := intent.UploadBytes(data, mime)
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if err != nil {
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return id.ContentURI{}, fmt.Errorf("failed to upload avatar to Matrix: %w", err)
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}
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return resp.ContentURI, nil
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}
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func (puppet *Puppet) UpdateAvatar(source *User) bool {
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avatar, err := source.Client.GetProfilePictureInfo(puppet.JID, false)
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if err != nil {
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if !errors.Is(err, whatsmeow.ErrProfilePictureUnauthorized) {
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puppet.log.Warnln("Failed to get avatar URL:", err)
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} else if puppet.Avatar == "" {
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puppet.Avatar = "unauthorized"
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return true
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}
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return false
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} else if avatar == nil {
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if puppet.Avatar == "remove" {
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return false
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}
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puppet.AvatarURL = id.ContentURI{}
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avatar = &types.ProfilePictureInfo{ID: "remove"}
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} else if avatar.ID == puppet.Avatar {
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return false
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} else if len(avatar.URL) == 0 {
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puppet.log.Warnln("Didn't get URL in response to avatar query")
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return false
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} else {
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url, err := reuploadAvatar(puppet.DefaultIntent(), avatar.URL)
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if err != nil {
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puppet.log.Warnln("Failed to reupload avatar:", err)
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return false
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}
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puppet.AvatarURL = url
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}
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err = puppet.DefaultIntent().SetAvatarURL(puppet.AvatarURL)
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if err != nil {
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puppet.log.Warnln("Failed to set avatar:", err)
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}
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puppet.log.Debugln("Updated avatar", puppet.Avatar, "->", avatar.ID)
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puppet.Avatar = avatar.ID
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go puppet.updatePortalAvatar()
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return true
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}
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func (puppet *Puppet) UpdateName(source *User, contact types.ContactInfo) bool {
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newName, quality := puppet.bridge.Config.Bridge.FormatDisplayname(puppet.JID, contact)
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if puppet.Displayname != newName && quality >= puppet.NameQuality {
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err := puppet.DefaultIntent().SetDisplayName(newName)
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if err == nil {
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puppet.log.Debugln("Updated name", puppet.Displayname, "->", newName)
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puppet.Displayname = newName
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puppet.NameQuality = quality
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go puppet.updatePortalName()
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puppet.Update()
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} else {
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puppet.log.Warnln("Failed to set display name:", err)
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}
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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 (puppet *Puppet) updatePortalMeta(meta func(portal *Portal)) {
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if puppet.bridge.Config.Bridge.PrivateChatPortalMeta {
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for _, portal := range puppet.bridge.GetAllPortalsByJID(puppet.JID) {
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// Get room create lock to prevent races between receiving contact info and room creation.
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portal.roomCreateLock.Lock()
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meta(portal)
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portal.roomCreateLock.Unlock()
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}
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}
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}
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func (puppet *Puppet) updatePortalAvatar() {
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puppet.updatePortalMeta(func(portal *Portal) {
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if len(portal.MXID) > 0 {
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_, err := portal.MainIntent().SetRoomAvatar(portal.MXID, puppet.AvatarURL)
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if err != nil {
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portal.log.Warnln("Failed to set avatar:", err)
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}
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}
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portal.AvatarURL = puppet.AvatarURL
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portal.Avatar = puppet.Avatar
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portal.Update(nil)
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})
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}
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func (puppet *Puppet) updatePortalName() {
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puppet.updatePortalMeta(func(portal *Portal) {
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if len(portal.MXID) > 0 {
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_, err := portal.MainIntent().SetRoomName(portal.MXID, puppet.Displayname)
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if err != nil {
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portal.log.Warnln("Failed to set name:", err)
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}
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}
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portal.Name = puppet.Displayname
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portal.Update(nil)
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})
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}
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func (puppet *Puppet) SyncContact(source *User, onlyIfNoName, shouldHavePushName bool, reason string) {
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if onlyIfNoName && len(puppet.Displayname) > 0 && (!shouldHavePushName || puppet.NameQuality > config.NameQualityPhone) {
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return
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}
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contact, err := source.Client.Store.Contacts.GetContact(puppet.JID)
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if err != nil {
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puppet.log.Warnfln("Failed to get contact info through %s in SyncContact: %v (sync reason: %s)", source.MXID, reason)
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} else if !contact.Found {
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puppet.log.Warnfln("No contact info found through %s in SyncContact (sync reason: %s)", source.MXID, reason)
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}
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puppet.Sync(source, contact)
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}
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func (puppet *Puppet) Sync(source *User, contact types.ContactInfo) {
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puppet.syncLock.Lock()
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defer puppet.syncLock.Unlock()
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err := puppet.DefaultIntent().EnsureRegistered()
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if err != nil {
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puppet.log.Errorln("Failed to ensure registered:", err)
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}
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if puppet.JID.User == source.JID.User {
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contact.PushName = source.Client.Store.PushName
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}
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update := false
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update = puppet.UpdateName(source, contact) || update
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if len(puppet.Avatar) == 0 || puppet.bridge.Config.Bridge.UserAvatarSync {
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update = puppet.UpdateAvatar(source) || update
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}
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if update {
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puppet.Update()
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}
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}
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