Merge pull request #4389 from freenas/NAS-106790-12.0

NAS-106790 / 12.0 / NAS-106790 Allow for blank values (by dkmullen)

src/app/pages/system/ca/ca-add/ca-add.component.ts

@@ -810,15 +810,16 @@ export class CertificateAuthorityAddComponent {
           if (data[key] === '') {
             data[key] = null;
           }
-
-          if (type_prop.length === 1) {
-            for (let i = 0; i < data[key].length; i++) {
-              cert_extensions[type_prop[0]][data[key][i]] = true;
+          if (data[key]) {
+            if (type_prop.length === 1) {
+              for (let i = 0; i < data[key].length; i++) {
+                cert_extensions[type_prop[0]][data[key][i]] = true;
+              }
+            } else {
+              cert_extensions[type_prop[0]][type_prop[1]] = data[key];
             }
-          } else {
-            cert_extensions[type_prop[0]][type_prop[1]] = data[key];
+            delete data[key];
           }
-          delete data[key];
         }
       });
       data['cert_extensions'] = cert_extensions;