Exemple #1
0
func HandleSSE(w http.ResponseWriter, r *http.Request) {
	conn, err := sse.Upgrade(w, r)
	if err != nil {
		fmt.Printf("Error occured: %q", err.Error())
	}
	getUserLocation(conn)
	for {
		updateCurrentWeather(conn)
		time.Sleep(60 * time.Second) // Updates every 60 seconds
	}

}
Exemple #2
0
func HandleSSE(w http.ResponseWriter, r *http.Request) {
	conn, err := sse.Upgrade(w, r)

	if err != nil {
		// log error to console
		fmt.Printf("Error occured: %q", err.Error())
	}

	for {
		// Trigger event "time" with current time
		conn.WriteStringEvent("time", time.Now().Format("Mon Jan 2 15:04:05 MST 2006"))
		conn.WriteStringEvent("feed", "User XY did Z")
		time.Sleep(1 * time.Second)
	}
}
Exemple #3
0
func HandleSSE(w http.ResponseWriter, r *http.Request) {
	conn, err := sse.Upgrade(w, r)

	if err != nil {
		// log error to console
		fmt.Printf("Error occured: %q", err.Error())
	}

	for {
		// update time every second
		if conn.WriteString(time.Now().Format("Mon Jan 2 15:04:05 MST 2006")) != nil {
			// stop once an error occurs
			return
		}
		time.Sleep(1 * time.Second)
	}
}
Exemple #4
0
func vkvWatchKeyHandler(vkvhub *hub.Hub) func(http.ResponseWriter, *http.Request) {
	return func(w http.ResponseWriter, r *http.Request) {
		vars := mux.Vars(r)
		defer func() {
			log.Printf("WATCH CLOSE")
		}()
		conn, _ := sse.Upgrade(w, r)
		notify := w.(http.CloseNotifier).CloseNotify()
		stream := vkvhub.Sub(vars["key"])
	L:
		for {
			select {
			case <-notify:
				log.Printf("Close")
				vkvhub.Unsub(vars["key"], stream)
				break L
			case m := <-stream:
				conn.WriteString(m)
			}
		}
	}
}