// HandlerSocket handles inbound websocket connections only at /publish
func HandlerSocket(w http.ResponseWriter, r *http.Request) {
clientName, _ := context.Get(r, "ClientName").(string)
context.Clear(r)
// Upgrade the request
socket, err := upgrader.Upgrade(w, r, nil)
if err != nil {
panic(err)
}
defer socket.Close()
// Create a Connection instance
c := hub.NewConnection(socket.RemoteAddr().String(), clientName)
hub.Manager.RegisterConnection(&c)
defer hub.Manager.Cleanup(&c)
// Handle inbound publish messages
for {
m := message.SocketMessage{
Action: "publish",
CreatedAt: time.Now().UTC(),
}
err = socket.ReadJSON(&m)
if err != nil {
break
}
hub.Manager.Publish(m)
}
}
// Handler handles websocket connections at /connect
func Handler(w http.ResponseWriter, r *http.Request) {
clientName, _ := context.Get(r, "ClientName").(string)
context.Clear(r)
// Upgrade the request
socket, err := upgrader.Upgrade(w, r, nil)
if err != nil {
panic(err)
}
defer socket.Close()
// Create a Connection instance
c := hub.NewConnection(socket.RemoteAddr().String(), clientName)
hub.Manager.RegisterConnection(&c)
defer hub.Manager.Cleanup(&c)
// Start pushing outbound messages from a goroutine
go writeSocket(socket, &c)
// Handle inbound subscription messages
for {
m := message.SocketMessage{}
m.CreatedAt = time.Now().UTC()
err = socket.ReadJSON(&m)
if err != nil {
break
}
switch m.Action {
case "subscribe":
hub.Manager.Subscribe(m.Event, &c)
case "unsubscribe":
hub.Manager.Unsubscribe(m.Event, &c)
case "unsubscribe:all":
hub.Manager.UnsubscribeAll(&c)
}
}
}
