Bugfixes in getFacilityCapabilities

* Return [] instead of null in getFacilityCapability via RPC, if facilityCapability is not set

Author: vyskocilpavel

CHANGELOG.md

@@ -12,6 +12,7 @@ All notable changes to this project will be documented in this file.
 #### Fixed
 - Fixed the width of showed tagged idps in case the count of idps is equal to (x * 3) + 1
 - Using try{}catch{} to avoid to PerunException in PerunEntitlement.php
+- Return [] instead of null in getFacilityCapability via RPC, if facilityCapability is not set
 
 ## [v3.8.0]
 #### Changed

lib/AdapterRpc.php

@@ -558,6 +558,10 @@ public function getFacilityCapabilities($entityId)
             'attributeName' => 'urn:perun:facility:attribute-def:def:capabilities'
         ])['value'];
 
+        if (empty($facilityCapabilities)) {
+            $facilityCapabilities = [];
+        }
+
         return $facilityCapabilities;
     }
 }