Active viewer PING controller. Closes #790 (#990)

controllers/connectedClients.go

@@ -9,7 +9,7 @@ import (
 
 // GetConnectedClients returns currently connected clients.
 func GetConnectedClients(w http.ResponseWriter, r *http.Request) {
-	clients := core.GetClients()
+	clients := core.GetChatClients()
 	w.Header().Set("Content-Type", "application/json")
 
 	if err := json.NewEncoder(w).Encode(clients); err != nil {

controllers/ping.go

@@ -0,0 +1,13 @@
+package controllers
+
+import (
+	"net/http"
+
+	"github.com/owncast/owncast/core"
+	"github.com/owncast/owncast/utils"
+)
+
+func Ping(w http.ResponseWriter, r *http.Request) {
+	id := utils.GenerateClientIDFromRequest(r)
+	core.SetViewerIdActive(id)
+}