fix issue #19: add a hack to show external sites in the top menu with navigation

src/SideMenu.vue

@@ -54,9 +54,17 @@ export default {
 
             for (let element of links) {
                 let href = element.getAttribute('href')
+                var parent = element.parentNode
 
-                if (this.ignoreExternalSites && element.parentNode.getAttribute('data-id').indexOf('external_index') !== -1) {
-                    continue;
+                if (!parent) {
+                    continue
+                }
+
+                var dataId = parent.getAttribute('data-id')
+                dataId = dataId !== null ? dataId : ''
+
+                if (this.ignoreExternalSites && dataId.indexOf('external_index') !== -1) {
+                    continue
                 }
 
                 if (href !== '#') {

src/admin.js

@@ -30,7 +30,6 @@ const appConfig = (name, value, callbacks) => {
     OCP.AppConfig.setValue('side_menu', name, value, callbacks)
 }
 
-
 const saveSettings = (key) => {
     const element = elements.get(key)
     const name = $(element).attr('name')