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Add support for WhatsApp media (jpeg/png/gif) bridging (#974)

Browse Source 
* Whatsapp image bridging

* Prevent double message in telegram when media with caption received

Co-authored-by: imShara <shara@protonmail.com>
This commit is contained in:
Guillaume Lazzara 2020-01-09 18:14:01 +01:00 committed by Wim
parent 810c150781
commit c9d5f4c898
5 changed files with 205 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
bridge/telegram/telegram.go
View File

@ -8,7 +8,7 @@ import (
"github.com/42wim/matterbridge/bridge"
"github.com/42wim/matterbridge/bridge/config"
"github.com/42wim/matterbridge/bridge/helper"
"github.com/go-telegram-bot-api/telegram-bot-api"
tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
)
const (
@ -81,8 +81,8 @@ func (b *Btelegram) Send(msg config.Message) (string, error) {
// Upload a file if it exists
if msg.Extra != nil {
for _, rmsg := range helper.HandleExtra(&msg, b.General) {
if _, err := b.sendMessage(chatid, rmsg.Username, rmsg.Text); err != nil {
b.Log.Errorf("sendMessage failed: %s", err)
if _, msgErr := b.sendMessage(chatid, rmsg.Username, rmsg.Text); msgErr != nil {
b.Log.Errorf("sendMessage failed: %s", msgErr)
}
}
// check if we have files to upload (from slack, telegram or mattermost)
@ -97,9 +97,16 @@ func (b *Btelegram) Send(msg config.Message) (string, error) {
}
// Post normal message
// TODO: recheck it.
// Ignore empty text field needs for prevent double messages from whatsapp to telegram
// when sending media with text caption
if msg.Text != "" {
return b.sendMessage(chatid, msg.Username, msg.Text)
}
return "", nil
}
func (b *Btelegram) getFileDirectURL(id string) string {
res, err := b.c.GetFileDirectURL(id)
if err != nil {

99
bridge/whatsapp/handlers.go
View File

@ -1,10 +1,13 @@
package bwhatsapp
import (
"fmt"
"mime"
"strings"
"time"
"github.com/42wim/matterbridge/bridge/config"
"github.com/42wim/matterbridge/bridge/helper"
"github.com/Rhymen/go-whatsapp"
)
@ -36,16 +39,16 @@ func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
}
messageTime := time.Unix(int64(message.Info.Timestamp), 0) // TODO check how behaves between timezones
groupJid := message.Info.RemoteJid
groupJID := message.Info.RemoteJid
senderJid := message.Info.SenderJid
if len(senderJid) == 0 {
senderJID := message.Info.SenderJid
if len(senderJID) == 0 {
// TODO workaround till https://github.com/Rhymen/go-whatsapp/issues/86 resolved
senderJid = *message.Info.Source.Participant
senderJID = *message.Info.Source.Participant
}
// translate sender's Jid to the nicest username we can get
senderName := b.getSenderName(senderJid)
// translate sender's JID to the nicest username we can get
senderName := b.getSenderName(senderJID)
if senderName == "" {
senderName = "Someone" // don't expose telephone number
}
@ -53,8 +56,8 @@ func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
extText := message.Info.Source.Message.ExtendedTextMessage
if extText != nil && extText.ContextInfo != nil && extText.ContextInfo.MentionedJid != nil {
// handle user mentions
for _, mentionedJid := range extText.ContextInfo.MentionedJid {
numberAndSuffix := strings.SplitN(mentionedJid, "@", 2)
for _, mentionedJID := range extText.ContextInfo.MentionedJid {
numberAndSuffix := strings.SplitN(mentionedJID, "@", 2)
// mentions comes as telephone numbers and we don't want to expose it to other bridges
// replace it with something more meaninful to others
@ -66,13 +69,13 @@ func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
}
}
b.Log.Debugf("<= Sending message from %s on %s to gateway", senderJid, b.Account)
b.Log.Debugf("<= Sending message from %s on %s to gateway", senderJID, b.Account)
rmsg := config.Message{
UserID: senderJid,
UserID: senderJID,
Username: senderName,
Text: message.Text,
Timestamp: messageTime,
Channel: groupJid,
Channel: groupJID,
Account: b.Account,
Protocol: b.Protocol,
Extra: make(map[string][]interface{}),
@ -81,7 +84,7 @@ func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
// Gateway string // will be added during message processing
ID: message.Info.Id}
if avatarURL, exists := b.userAvatars[senderJid]; exists {
if avatarURL, exists := b.userAvatars[senderJID]; exists {
rmsg.Avatar = avatarURL
}
@ -89,11 +92,75 @@ func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
b.Remote <- rmsg
}
//
//func (b *Bwhatsapp) HandleImageMessage(message whatsapp.ImageMessage) {
// fmt.Println(message) // TODO implement
// HandleImageMessage sent from WhatsApp, relay it to the brige
func (b *Bwhatsapp) HandleImageMessage(message whatsapp.ImageMessage) {
if message.Info.FromMe { // || !strings.Contains(strings.ToLower(message.Text), "@echo") {
return
}
// whatsapp sends last messages to show context , cut them
if message.Info.Timestamp < b.startedAt {
return
}
messageTime := time.Unix(int64(message.Info.Timestamp), 0) // TODO check how behaves between timezones
groupJID := message.Info.RemoteJid
senderJID := message.Info.SenderJid
// if len(senderJid) == 0 {
// // TODO workaround till https://github.com/Rhymen/go-whatsapp/issues/86 resolved
// senderJid = *message.Info.Source.Participant
// }
//
// translate sender's Jid to the nicest username we can get
senderName := b.getSenderName(senderJID)
if senderName == "" {
senderName = "Someone" // don't expose telephone number
}
b.Log.Debugf("<= Sending message from %s on %s to gateway", senderJID, b.Account)
rmsg := config.Message{
UserID: senderJID,
Username: senderName,
Timestamp: messageTime,
Channel: groupJID,
Account: b.Account,
Protocol: b.Protocol,
Extra: make(map[string][]interface{}),
// ParentID: TODO, // TODO handle thread replies // map from Info.QuotedMessageID string
// Event string `json:"event"`
// Gateway string // will be added during message processing
ID: message.Info.Id}
if avatarURL, exists := b.userAvatars[senderJID]; exists {
rmsg.Avatar = avatarURL
}
// Download and unencrypt content
data, err := message.Download()
if err != nil {
b.Log.Errorf("%v", err)
return
}
// Get file extension by mimetype
fileExt, err := mime.ExtensionsByType(message.Type)
if err != nil {
b.Log.Errorf("%v", err)
return
}
filename := fmt.Sprintf("%v%v", message.Info.Id, fileExt[0])
b.Log.Debugf("<= Image downloaded and unencrypted")
// Move file to bridge storage
helper.HandleDownloadData(b.Log, &rmsg, filename, message.Caption, "", &data, b.General)
b.Log.Debugf("<= Image Message is %#v", rmsg)
b.Remote <- rmsg
}
//func (b *Bwhatsapp) HandleVideoMessage(message whatsapp.VideoMessage) {
// fmt.Println(message) // TODO implement
//}

101
bridge/whatsapp/whatsapp.go
View File

@ -1,11 +1,14 @@
package bwhatsapp
import (
"bytes"
"crypto/rand"
"encoding/hex"
"errors"
"fmt"
"mime"
"os"
"path/filepath"
"strings"
"time"
@ -230,6 +233,66 @@ func (b *Bwhatsapp) JoinChannel(channel config.ChannelInfo) error {
return nil
}
// Post a document message from the bridge to WhatsApp
func (b *Bwhatsapp) PostDocumentMessage(msg config.Message, filetype string) (string, error) {
fi := msg.Extra["file"][0].(config.FileInfo)
// Post document message
message := whatsapp.DocumentMessage{
Info: whatsapp.MessageInfo{
RemoteJid: msg.Channel,
},
Title: fi.Name,
FileName: fi.Name,
Type: filetype,
Content: bytes.NewReader(*fi.Data),
}
b.Log.Debugf("=> Sending %#v", msg)
// create message ID
// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
idBytes := make([]byte, 10)
if _, err := rand.Read(idBytes); err != nil {
b.Log.Warn(err.Error())
}
message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
_, err := b.conn.Send(message)
return message.Info.Id, err
}
// Post an image message from the bridge to WhatsApp
// Handle, for sure image/jpeg, image/png and image/gif MIME types
func (b *Bwhatsapp) PostImageMessage(msg config.Message, filetype string) (string, error) {
fi := msg.Extra["file"][0].(config.FileInfo)
// Post image message
message := whatsapp.ImageMessage{
Info: whatsapp.MessageInfo{
RemoteJid: msg.Channel,
},
Type: filetype,
Caption: msg.Username + fi.Comment,
Content: bytes.NewReader(*fi.Data),
}
b.Log.Debugf("=> Sending %#v", msg)
// create message ID
// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
idBytes := make([]byte, 10)
if _, err := rand.Read(idBytes); err != nil {
b.Log.Warn(err.Error())
}
message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
_, err := b.conn.Send(message)
return message.Info.Id, err
}
// Send a message from the bridge to WhatsApp
// Required implementation of the Bridger interface
// https://github.com/42wim/matterbridge/blob/2cfd880cdb0df29771bf8f31df8d990ab897889d/bridge/bridge.go#L11-L16
@ -259,18 +322,25 @@ func (b *Bwhatsapp) Send(msg config.Message) (string, error) {
// TODO handle edit as a message reply with updated text
}
//// TODO Handle Upload a file
//if msg.Extra != nil {
// for _, rmsg := range helper.HandleExtra(&msg, b.General) {
// b.c.SendMessage(roomID, rmsg.Username+rmsg.Text)
// }
// if len(msg.Extra["file"]) > 0 {
// return b.handleUploadFile(&msg, roomID)
// }
//}
// Handle Upload a file
if msg.Extra["file"] != nil {
fi := msg.Extra["file"][0].(config.FileInfo)
filetype := mime.TypeByExtension(filepath.Ext(fi.Name))
b.Log.Debugf("Extra file is %#v", filetype)
// TODO: add different types
// TODO: add webp conversion
switch filetype {
case "image/jpeg", "image/png", "image/gif":
return b.PostImageMessage(msg, filetype)
default:
return b.PostDocumentMessage(msg, filetype)
}
}
// Post text message
text := whatsapp.TextMessage{
message := whatsapp.TextMessage{
Info: whatsapp.MessageInfo{
RemoteJid: msg.Channel, // which equals to group id
},
@ -281,15 +351,14 @@ func (b *Bwhatsapp) Send(msg config.Message) (string, error) {
// create message ID
// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
bytes := make([]byte, 10)
if _, err := rand.Read(bytes); err != nil {
idBytes := make([]byte, 10)
if _, err := rand.Read(idBytes); err != nil {
b.Log.Warn(err.Error())
}
text.Info.Id = strings.ToUpper(hex.EncodeToString(bytes))
message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
_, err := b.conn.Send(message)
_, err := b.conn.Send(text)
return text.Info.Id, err
return message.Info.Id, err
}
// TODO do we want that? to allow login with QR code from a bridged channel? https://github.com/tulir/mautrix-whatsapp/blob/513eb18e2d59bada0dd515ee1abaaf38a3bfe3d5/commands.go#L76

13
go.mod
View File

@ -54,11 +54,14 @@ require (
github.com/stretchr/testify v1.4.0
github.com/technoweenie/multipartstreamer v1.0.1 // indirect
github.com/x-cray/logrus-prefixed-formatter v0.5.2 // indirect
github.com/zfjagann/golang-ring v0.0.0-20190304061218-d34796e0a6c2
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 // indirect
golang.org/x/image v0.0.0-20190902063713-cb417be4ba39
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7 // indirect
golang.org/x/text v0.3.2 // indirect
github.com/zfjagann/golang-ring v0.0.0-20190106091943-a88bb6aef447
gitlab.com/golang-commonmark/html v0.0.0-20180917080848-cfaf75183c4a // indirect
gitlab.com/golang-commonmark/linkify v0.0.0-20180917065525-c22b7bdb1179 // indirect
gitlab.com/golang-commonmark/markdown v0.0.0-20181102083822-772775880e1f
gitlab.com/golang-commonmark/mdurl v0.0.0-20180912090424-e5bce34c34f2 // indirect
gitlab.com/golang-commonmark/puny v0.0.0-20180912090636-2cd490539afe // indirect
gitlab.com/opennota/wd v0.0.0-20180912061657-c5d65f63c638 // indirect
golang.org/x/image v0.0.0-20190220214146-31aff87c08e9
gopkg.in/fsnotify.v1 v1.4.7 // indirect
gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect

16
go.sum
View File

@ -246,13 +246,23 @@ github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q
github.com/xlab/treeprint v0.0.0-20180616005107-d6fb6747feb6 h1:YdYsPAZ2pC6Tow/nPZOPQ96O3hm/ToAkGsPLzedXERk=
github.com/xlab/treeprint v0.0.0-20180616005107-d6fb6747feb6/go.mod h1:ce1O1j6UtZfjr22oyGxGLbauSBp2YVXpARAosm7dHBg=
github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
github.com/zfjagann/golang-ring v0.0.0-20190106091943-a88bb6aef447 h1:CHgPZh8bFkZmislPrr/0gd7MciDAX+JJB70A2/5Lvmo=
github.com/zfjagann/golang-ring v0.0.0-20190106091943-a88bb6aef447/go.mod h1:0MsIttMJIF/8Y7x0XjonJP7K99t3sR6bjj4m5S4JmqU=
github.com/zfjagann/golang-ring v0.0.0-20190304061218-d34796e0a6c2 h1:UQwvu7FjUEdVYofx0U6bsc5odNE7wa5TSA0fl559GcA=
github.com/zfjagann/golang-ring v0.0.0-20190304061218-d34796e0a6c2/go.mod h1:0MsIttMJIF/8Y7x0XjonJP7K99t3sR6bjj4m5S4JmqU=
gitlab.com/golang-commonmark/html v0.0.0-20180917080848-cfaf75183c4a/go.mod h1:JT4uoTz0tfPoyVH88GZoWDNm5NHJI2VbUW+eyPClueI=
gitlab.com/golang-commonmark/linkify v0.0.0-20180917065525-c22b7bdb1179/go.mod h1:Gn+LZmCrhPECMD3SOKlE+BOHwhOYD9j7WT9NUtkCrC8=
gitlab.com/golang-commonmark/markdown v0.0.0-20181102083822-772775880e1f/go.mod h1:SIHlEr9462fpIfTrVWf3GqQDxnA65Vm3BMMsUtuA6W0=
gitlab.com/golang-commonmark/mdurl v0.0.0-20180912090424-e5bce34c34f2/go.mod h1:wQk4rLkWrdOPjUAtqJRJ10hIlseLSVYWP95PLrjDF9s=
gitlab.com/golang-commonmark/puny v0.0.0-20180912090636-2cd490539afe/go.mod h1:P9LSM1KVzrIstFgUaveuwiAm8PK5VTB3yJEU8kqlbrU=
gitlab.com/opennota/wd v0.0.0-20180912061657-c5d65f63c638/go.mod h1:EGRJaqe2eO9XGmFtQCvV3Lm9NLico3UhFwUpCG/+mVU=
go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/atomic v1.4.0 h1:cxzIVoETapQEqDhQu3QfnvXAV4AlzcvUCxkVUFw3+EU=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
go.uber.org/zap v1.10.0 h1:ORx85nbTijNz8ljznvCMR1ZBIPKFn3jQrag10X2AsuM=
go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
golang.org/dl v0.0.0-20190829154251-82a15e2f2ead/go.mod h1:IUMfjQLJQd4UTqG1Z90tenwKoCX93Gn3MAQJMOSBsDQ=
@ -262,9 +272,12 @@ golang.org/x/crypto v0.0.0-20190131182504-b8fe1690c613/go.mod h1:6SG95UA2DQfeDnf
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2 h1:VklqNMn3ovrHsnt90PveolxSbWFaJdECFbxSq0Mqo2M=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190320223903-b7391e95e576/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4 h1:HuIa8hRrWRSrqYzx1qI49NNxhdi2PrY7gxVSq1JjLDc=
golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1XfZvZ13m8mub3shuVftRs0=
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/image v0.0.0-20190220214146-31aff87c08e9 h1:+vH8qNweCrORN49012OX3h0oWEXO3p+rRnpAGQinddk=
golang.org/x/image v0.0.0-20190220214146-31aff87c08e9/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
golang.org/x/image v0.0.0-20190902063713-cb417be4ba39 h1:4dQcAORh9oYBwVSBVIkP489LUPC+f1HBkTYXgmqfR+o=
golang.org/x/image v0.0.0-20190902063713-cb417be4ba39/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@ -273,8 +286,10 @@ golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73r
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190110200230-915654e7eabc/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190522155817-f3200d17e092 h1:4QSRKanuywn15aTZvI/mIDEgPQpswuFndXpOj3rKEco=
golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7 h1:fHDIZ2oxGnUZRN6WgWFCbYBjH9uqVPRCUVUDhs0wnbA=
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@ -290,6 +305,7 @@ golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5h
golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190222171317-cd391775e71e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190321052220-f7bb7a8bee54/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=