(hopefully) fix labeled-response behaviour

irc/caps/constants.go

@@ -7,6 +7,9 @@ package caps
 type Capability string
 
 const (
+	// LabelTagName is the tag name used for the labeled-response spec.
+	LabelTagName = "draft/label"
+
 	// AccountNotify is this IRCv3 capability: http://ircv3.net/specs/extensions/account-notify-3.1.html
 	AccountNotify Capability = "account-notify"
 	// AccountTag is this IRCv3 capability: http://ircv3.net/specs/extensions/account-tag-3.2.html

irc/channel.go

@@ -549,12 +549,26 @@ func (channel *Channel) sendMessage(msgid, cmd string, requiredCaps []caps.Capab
 	if minPrefix != nil {
 		minPrefixMode = *minPrefix
 	}
+	// send echo-message
+	if client.capabilities.Has(caps.EchoMessage) {
+		var messageTagsToUse *map[string]ircmsg.TagValue
+		if client.capabilities.Has(caps.MessageTags) {
+			messageTagsToUse = clientOnlyTags
+		}
+
+		if message == nil {
+			rb.AddFromClient(msgid, client, messageTagsToUse, cmd, channel.name)
+		} else {
+			rb.AddFromClient(msgid, client, messageTagsToUse, cmd, channel.name, *message)
+		}
+	}
 	for _, member := range channel.Members() {
 		if minPrefix != nil && !channel.ClientIsAtLeast(member, minPrefixMode) {
 			// STATUSMSG
 			continue
 		}
-		if member == client && !client.capabilities.Has(caps.EchoMessage) {
+		// echo-message is handled above, so skip sending the msg to the user themselves as well
+		if member == client {
 			continue
 		}
 
@@ -574,9 +588,9 @@ func (channel *Channel) sendMessage(msgid, cmd string, requiredCaps []caps.Capab
 		}
 
 		if message == nil {
-			rb.AddFromClient(msgid, client, messageTagsToUse, cmd, channel.name)
+			member.SendFromClient(msgid, client, messageTagsToUse, cmd, channel.name)
 		} else {
-			rb.AddFromClient(msgid, client, messageTagsToUse, cmd, channel.name, *message)
+			member.SendFromClient(msgid, client, messageTagsToUse, cmd, channel.name, *message)
 		}
 	}
 }
@@ -602,12 +616,25 @@ func (channel *Channel) sendSplitMessage(msgid, cmd string, minPrefix *modes.Mod
 	if minPrefix != nil {
 		minPrefixMode = *minPrefix
 	}
+	// send echo-message
+	if client.capabilities.Has(caps.EchoMessage) {
+		var tagsToUse *map[string]ircmsg.TagValue
+		if client.capabilities.Has(caps.MessageTags) {
+			tagsToUse = clientOnlyTags
+		}
+		if message == nil {
+			rb.AddFromClient(msgid, client, tagsToUse, cmd, channel.name)
+		} else {
+			rb.AddSplitMessageFromClient(msgid, client, tagsToUse, cmd, channel.name, *message)
+		}
+	}
 	for _, member := range channel.Members() {
 		if minPrefix != nil && !channel.ClientIsAtLeast(member, minPrefixMode) {
 			// STATUSMSG
 			continue
 		}
-		if member == client && !client.capabilities.Has(caps.EchoMessage) {
+		// echo-message is handled above, so skip sending the msg to the user themselves as well
+		if member == client {
 			continue
 		}
 		var tagsToUse *map[string]ircmsg.TagValue
@@ -615,20 +642,12 @@ func (channel *Channel) sendSplitMessage(msgid, cmd string, minPrefix *modes.Mod
 			tagsToUse = clientOnlyTags
 		}
 
-		if member == client {
-			if message == nil {
-				rb.AddFromClient(msgid, client, tagsToUse, cmd, channel.name)
-			} else {
-				rb.AddSplitMessageFromClient(msgid, client, tagsToUse, cmd, channel.name, *message)
-			}
-		} else {
 		if message == nil {
 			member.SendFromClient(msgid, client, tagsToUse, cmd, channel.name)
 		} else {
 			member.SendSplitMsgFromClient(msgid, client, tagsToUse, cmd, channel.name, *message)
 		}
 	}
-	}
 }
 
 func (channel *Channel) applyModeMemberNoMutex(client *Client, mode modes.Mode, op modes.ModeOp, nick string, rb *ResponseBuffer) *modes.ModeChange {

irc/handlers.go

@@ -1770,12 +1770,8 @@ func noticeHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Re
 			// restrict messages appropriately when +R is set
 			// intentionally make the sending user think the message went through fine
 			if !user.flags[modes.RegisteredOnly] || client.registered {
-				if user == client {
-					rb.AddSplitMessageFromClient(msgid, client, clientOnlyTags, "NOTICE", user.nick, splitMsg)
-				} else {
 				user.SendSplitMsgFromClient(msgid, client, clientOnlyTags, "NOTICE", user.nick, splitMsg)
 			}
-			}
 			if client.capabilities.Has(caps.EchoMessage) {
 				rb.AddSplitMessageFromClient(msgid, client, clientOnlyTags, "NOTICE", user.nick, splitMsg)
 			}
@@ -2002,12 +1998,8 @@ func privmsgHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *R
 			// restrict messages appropriately when +R is set
 			// intentionally make the sending user think the message went through fine
 			if !user.flags[modes.RegisteredOnly] || client.registered {
-				if user == client {
-					rb.AddSplitMessageFromClient(msgid, client, clientOnlyTags, "PRIVMSG", user.nick, splitMsg)
-				} else {
 				user.SendSplitMsgFromClient(msgid, client, clientOnlyTags, "PRIVMSG", user.nick, splitMsg)
 			}
-			}
 			if client.capabilities.Has(caps.EchoMessage) {
 				rb.AddSplitMessageFromClient(msgid, client, clientOnlyTags, "PRIVMSG", user.nick, splitMsg)
 			}
@@ -2258,11 +2250,7 @@ func tagmsgHandler(server *Server, client *Client, msg ircmsg.IrcMessage, rb *Re
 			if !user.capabilities.Has(caps.MessageTags) {
 				continue
 			}
-			if user == client {
-				rb.AddFromClient(msgid, client, clientOnlyTags, "TAGMSG", user.nick)
-			} else {
 			user.SendFromClient(msgid, client, clientOnlyTags, "TAGMSG", user.nick)
-			}
 			if client.capabilities.Has(caps.EchoMessage) {
 				rb.AddFromClient(msgid, client, clientOnlyTags, "TAGMSG", user.nick)
 			}

irc/responsebuffer.go

@@ -23,7 +23,7 @@ type ResponseBuffer struct {
 
 // GetLabel returns the label from the given message.
 func GetLabel(msg ircmsg.IrcMessage) string {
-	return msg.Tags["label"].Value
+	return msg.Tags[caps.LabelTagName].Value
 }
 
 // NewResponseBuffer returns a new ResponseBuffer.
@@ -90,13 +90,13 @@ func (rb *ResponseBuffer) Send() error {
 	// if label but no batch, add label to first message
 	if useLabel && batch == nil {
 		message := rb.messages[0]
-		message.Tags["label"] = ircmsg.MakeTagValue(rb.Label)
+		message.Tags[caps.LabelTagName] = ircmsg.MakeTagValue(rb.Label)
 		rb.messages[0] = message
 	}
 
 	// start batch if required
 	if batch != nil {
-		batch.Start(rb.target, ircmsg.MakeTags("label", rb.Label))
+		batch.Start(rb.target, ircmsg.MakeTags(caps.LabelTagName, rb.Label))
 	}
 
 	// send each message out