server: send user details

main.go

@@ -81,6 +81,29 @@ func (this *App) HubWorker(Nick, Pass string, so socketio.Socket, done chan stru
 
 	// Loop hub connection
 
+	serveUserInfo := func(nick string) {
+		props := ""
+		hub.Users(func(users *map[string]libnmdc.UserInfo) error {
+			uinfo, ok := (*users)[nick]
+			if !ok {
+				return nil // just skip
+			}
+
+			bProps, err := json.Marshal(uinfo)
+			if err != nil {
+				return nil // just skip
+			}
+
+			props = string(bProps)
+			return nil
+		})
+
+		// 'Message' is a json-encoded param with user properties
+		if len(props) > 0 {
+			so.Emit("info", UserMessageStruct{User: nick, Message: props})
+		}
+	}
+
 	for {
 		select {
 
@@ -100,8 +123,12 @@ func (this *App) HubWorker(Nick, Pass string, so socketio.Socket, done chan stru
 			case libnmdc.EVENT_PRIVATE:
 				so.Emit("priv", UserMessageStruct{User: hev.Nick, Message: hev.Message})
 
+			case libnmdc.EVENT_USER_UPDATED_INFO:
+				serveUserInfo(hev.Nick)
+
 			case libnmdc.EVENT_USER_JOINED:
 				so.Emit("join", UserMessageStruct{User: hev.Nick})
+				serveUserInfo(hev.Nick)
 
 			case libnmdc.EVENT_USER_PART:
 				so.Emit("part", UserMessageStruct{User: hev.Nick})