Send carbons for outgoing messages to other resources

telegram/client.go

@@ -52,6 +52,7 @@ type Client struct {
 	jid       string
 	Session   *persistence.Session
 	resources map[string]bool
+	outbox    map[string]string
 	content   *config.TelegramContentConfig
 	cache     *cache.Cache
 	online    bool
@@ -59,13 +60,15 @@ type Client struct {
 	DelayedStatuses     map[int64]*DelayedStatus
 	DelayedStatusesLock sync.Mutex
 
-	locks clientLocks
+	locks           clientLocks
+	SendMessageLock sync.Mutex
 }
 
 type clientLocks struct {
 	authorizationReady sync.Mutex
 	chatMessageLocks   map[int64]*sync.Mutex
 	resourcesLock      sync.Mutex
+	outboxLock         sync.Mutex
 }
 
 // NewClient instantiates a Telegram App
@@ -121,6 +124,7 @@ func NewClient(conf config.TelegramConfig, jid string, component *xmpp.Component
 		jid:             jid,
 		Session:         session,
 		resources:       make(map[string]bool),
+		outbox:          make(map[string]string),
 		content:         &conf.Content,
 		cache:           cache.NewCache(),
 		options:         options,

telegram/commands.go

@@ -513,11 +513,14 @@ func (c *Client) ProcessChatCommand(chatID int64, cmdline string) (string, bool)
 		content := c.PrepareOutgoingMessageContent(rawCmdArguments(cmdline, 0))
 
 		if content != nil {
-			c.client.EditMessageText(&client.EditMessageTextRequest{
+			_, err = c.client.EditMessageText(&client.EditMessageTextRequest{
 				ChatId:              chatID,
 				MessageId:           message.Id,
 				InputMessageContent: content,
 			})
+			if err != nil {
+				return "Message editing error", true
+			}
 		} else {
 			return "Message processing error", true
 		}
@@ -650,7 +653,7 @@ func (c *Client) ProcessChatCommand(chatID int64, cmdline string) (string, bool)
 		}
 		if messages != nil && messages.Messages != nil {
 			for _, message := range messages.Messages {
-				c.ProcessIncomingMessage(targetChatId, message)
+				c.ProcessIncomingMessage(targetChatId, message, "")
 			}
 		}
 	// print vCard

telegram/handlers.go

@@ -203,26 +203,30 @@ func (c *Client) updateChatLastMessage(update *client.UpdateChatLastMessage) {
 
 // message received
 func (c *Client) updateNewMessage(update *client.UpdateNewMessage) {
-	go func() {
-		chatId := update.Message.ChatId
+	chatId := update.Message.ChatId
+
+	c.SendMessageLock.Lock()
+	c.SendMessageLock.Unlock()
+	xmppId, err := gateway.IdsDB.GetByTgIds(c.Session.Login, c.jid, chatId, update.Message.Id)
+	var ignoredResource string
+	if err == nil {
+		ignoredResource = c.popFromOutbox(xmppId)
+	} else {
+		log.Infof("Couldn't retrieve XMPP message ids for %v, an echo may happen", update.Message.Id)
+	}
+	log.Warnf("xmppId: %v, ignoredResource: %v", xmppId, ignoredResource)
 
-		// guarantee sequential message delivering per chat
-		lock := c.getChatMessageLock(chatId)
+	// guarantee sequential message delivering per chat
+	lock := c.getChatMessageLock(chatId)
+	go func() {
 		lock.Lock()
 		defer lock.Unlock()
 
-		// ignore self outgoing messages
-		if update.Message.IsOutgoing &&
-			update.Message.SendingState != nil &&
-			update.Message.SendingState.MessageSendingStateType() == client.TypeMessageSendingStatePending {
-			return
-		}
-
 		log.WithFields(log.Fields{
 			"chat_id": chatId,
 		}).Warn("New message from chat")
 
-		c.ProcessIncomingMessage(chatId, update.Message)
+		c.ProcessIncomingMessage(chatId, update.Message, ignoredResource)
 	}()
 }
 

telegram/utils.go

@@ -890,9 +890,34 @@ func (c *Client) ensureDownloadFile(file *client.File) *client.File {
 }
 
 // ProcessIncomingMessage transfers a message to XMPP side and marks it as read on Telegram side
-func (c *Client) ProcessIncomingMessage(chatId int64, message *client.Message) {
-	var text, oob, auxText string
+func (c *Client) ProcessIncomingMessage(chatId int64, message *client.Message, ignoredResource string) {
+	var jids []string
+	var isPM bool
 	var err error
+	if gateway.MessageOutgoingPermission && c.Session.Carbons {
+		isPM, err = c.IsPM(chatId)
+		if err != nil {
+			log.Errorf("Could not determine if chat is PM: %v", err)
+		}
+	}
+	isOutgoing := message.IsOutgoing
+	isCarbon := isPM && isOutgoing
+	log.Warnf("isOutgoing: %v", isOutgoing)
+	if isOutgoing {
+		for resource := range c.resourcesRange() {
+			if ignoredResource == "" || resource != ignoredResource {
+				jids = append(jids, c.jid+"/"+resource)
+			}
+		}
+		if len(jids) == 0 {
+			log.Info("The only resource is ignored, aborting")
+			return
+		}
+	} else {
+		jids = []string{c.jid}
+	}
+
+	var text, oob, auxText string
 
 	reply, replyMsg := c.getMessageReply(message)
 
@@ -965,27 +990,10 @@ func (c *Client) ProcessIncomingMessage(chatId int64, message *client.Message) {
 	sId := strconv.FormatInt(message.Id, 10)
 	sChatId := strconv.FormatInt(chatId, 10)
 
-	var jids []string
-	var isPM bool
-	if gateway.MessageOutgoingPermission && c.Session.Carbons {
-		isPM, err = c.IsPM(chatId)
-		if err != nil {
-			log.Errorf("Could not determine if chat is PM: %v", err)
-		}
-	}
-	isOutgoing := isPM && message.IsOutgoing
-	if isOutgoing {
-		for resource := range c.resourcesRange() {
-			jids = append(jids, c.jid+"/"+resource)
-		}
-	} else {
-		jids = []string{c.jid}
-	}
-
 	for _, jid := range jids {
-		gateway.SendMessageWithOOB(jid, sChatId, text, sId, c.xmpp, reply, oob, isOutgoing)
+		gateway.SendMessageWithOOB(jid, sChatId, text, sId, c.xmpp, reply, oob, isCarbon)
 		if auxText != "" {
-			gateway.SendMessage(jid, sChatId, auxText, sId, c.xmpp, reply, isOutgoing)
+			gateway.SendMessage(jid, sChatId, auxText, sId, c.xmpp, reply, isCarbon)
 		}
 	}
 }
@@ -1172,9 +1180,12 @@ func (c *Client) resourcesRange() chan string {
 
 // resend statuses to (to another resource, for example)
 func (c *Client) roster(resource string) {
+	c.locks.resourcesLock.Lock()
 	if _, ok := c.resources[resource]; ok {
+		c.locks.resourcesLock.Unlock()
 		return // we know it
 	}
+	c.locks.resourcesLock.Unlock()
 
 	log.Warnf("Sending roster for %v", resource)
 
@@ -1347,3 +1358,24 @@ func (c *Client) UpdateChatNicknames() {
 		}
 	}
 }
+
+// AddToOutbox remembers the resource from which a message with given ID was sent
+func (c *Client) AddToOutbox(xmppId, resource string) {
+	c.locks.outboxLock.Lock()
+	defer c.locks.outboxLock.Unlock()
+
+	c.outbox[xmppId] = resource
+}
+
+func (c *Client) popFromOutbox(xmppId string) string {
+	c.locks.outboxLock.Lock()
+	defer c.locks.outboxLock.Unlock()
+
+	resource, ok := c.outbox[xmppId]
+	if ok {
+		delete(c.outbox, xmppId)
+	} else {
+		log.Warnf("No %v xmppId in outbox", xmppId)
+	}
+	return resource
+}

xmpp/gateway/gateway.go

@@ -42,8 +42,8 @@ var DirtySessions = false
 var MessageOutgoingPermission = false
 
 // SendMessage creates and sends a message stanza
-func SendMessage(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, isOutgoing bool) {
-	sendMessageWrapper(to, from, body, id, component, reply, "", isOutgoing)
+func SendMessage(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, isCarbon bool) {
+	sendMessageWrapper(to, from, body, id, component, reply, "", isCarbon)
 }
 
 // SendServiceMessage creates and sends a simple message stanza from transport
@@ -57,11 +57,11 @@ func SendTextMessage(to string, from string, body string, component *xmpp.Compon
 }
 
 // SendMessageWithOOB creates and sends a message stanza with OOB URL
-func SendMessageWithOOB(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, oob string, isOutgoing bool) {
-	sendMessageWrapper(to, from, body, id, component, reply, oob, isOutgoing)
+func SendMessageWithOOB(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, oob string, isCarbon bool) {
+	sendMessageWrapper(to, from, body, id, component, reply, oob, isCarbon)
 }
 
-func sendMessageWrapper(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, oob string, isOutgoing bool) {
+func sendMessageWrapper(to string, from string, body string, id string, component *xmpp.Component, reply *Reply, oob string, isCarbon bool) {
 	toJid, err := stanza.NewJid(to)
 	if err != nil {
 		log.WithFields(log.Fields{
@@ -83,7 +83,7 @@ func sendMessageWrapper(to string, from string, body string, id string, componen
 		logFrom = from
 		messageFrom = from + "@" + componentJid
 	}
-	if isOutgoing {
+	if isCarbon {
 		messageTo = messageFrom
 		messageFrom = bareTo + "/" + Jid.Resource
 	} else {
@@ -120,7 +120,7 @@ func sendMessageWrapper(to string, from string, body string, id string, componen
 		}
 	}
 
-	if isOutgoing {
+	if isCarbon {
 		carbonMessage := extensions.ClientMessage{
 			Attrs: stanza.Attrs{
 				From: bareTo,

xmpp/handlers.go

@@ -167,6 +167,8 @@ func HandleMessage(s xmpp.Sender, p stanza.Packet) {
 				}
 			}
 
+			session.SendMessageLock.Lock()
+			defer session.SendMessageLock.Unlock()
 			tgMessageId := session.ProcessOutgoingMessage(toID, text, msg.From, replyId, replaceId)
 			if tgMessageId != 0 {
 				if replaceId != 0 {
@@ -181,6 +183,7 @@ func HandleMessage(s xmpp.Sender, p stanza.Packet) {
 						log.Errorf("Failed to save ids %v/%v %v", toID, tgMessageId, msg.Id)
 					}
 				}
+				session.AddToOutbox(msg.Id, resource)
 			} else {
 				/*
 					// if a message failed to edit on Telegram side, match new XMPP ID with old Telegram ID anyway