Don't expect key for singleton objects (dnsconfig, config, realmdomains)

https://fedorahosted.org/freeipa/ticket/3236

install/ui/src/freeipa/dns.js

@@ -29,6 +29,9 @@ IPA.dns = {
 
 IPA.dns.config_entity = function(spec) {
 
+    spec = spec || {};
+    spec.defines_key = false;
+
     var that = IPA.entity(spec);
 
     that.init = function() {

install/ui/src/freeipa/entity.js

@@ -37,6 +37,8 @@ IPA.entity = function(spec) {
     that.name = spec.name;
     that.label = spec.label;
 
+    that.defines_key = spec.defines_key !== undefined ? spec.defines_key : true;
+
     that.metadata = spec.metadata;
     that.builder = spec.builder;
 

install/ui/src/freeipa/facet.js

@@ -198,8 +198,8 @@ IPA.facet = function(spec, no_init) {
         var cur_l = cur_keys.length;
         var tot_c = 0;
         while (current_entity) {
+            if (current_entity.defines_key) tot_c++;
             current_entity = current_entity.get_containing_entity();
-            tot_c++;
         }
 
         if (tot_c < arg_l || tot_c < cur_l) throw {

install/ui/src/freeipa/navigation/Router.js

@@ -312,6 +312,8 @@ define(['dojo/_base/declare',
          */
         _decode_pkeys: function(str) {
 
+            if (!str) return [];
+
             var keys = str.split('&');
             for (var i=0; i<keys.length; i++) {
                 keys[i] = decodeURIComponent(keys[i]);

install/ui/src/freeipa/realmdomains.js

@@ -24,6 +24,8 @@ define(['./ipa', './jquery', './details', './entity'], function (IPA, $) {
 
     IPA.realmdomains.entity = function (spec) {
 
+        spec = spec || {};
+        spec.defines_key = false;
         var that = IPA.entity(spec);
 
         that.init = function () {

install/ui/src/freeipa/serverconfig.js

@@ -26,6 +26,8 @@ IPA.serverconfig = {};
 
 IPA.serverconfig.entity = function(spec) {
 
+    spec = spec || {};
+    spec.defines_key = false;
     var that = IPA.entity(spec);
 
     that.init = function() {