update: add 'hasCap(flag)' function to WTVClientSessionData for easier client-capabilities checking (see wtv-home/home.js for an example)

zefie_wtvp_minisrv/WTVClientSessionData.js

@@ -9,11 +9,19 @@ class WTVClientSessionData {
     \***********************************/
 
     data_store = null;
+    capabilities = null;
 
     constructor() {
         this.data_store = new Array();
     }
 
+    hasCap(cap) {
+        if (this.capabilities) {
+            return this.capabilities[cap] || false;
+        }
+        return false;
+    }
+
     get(key = null) {
         if (typeof (this.data_store) === 'undefined') return null;
         else if (key === null) return this.data_store;