added path validation to add series/ recent folders.

UI/AddSeries/RootFolders/Collection.js

@@ -1,4 +1,4 @@
-'use strict';
+'use strict';
 define(
     [
         'backbone',

UI/AddSeries/RootFolders/Layout.js

@@ -7,10 +7,11 @@ define(
         'AddSeries/RootFolders/Collection',
         'AddSeries/RootFolders/Model',
         'Shared/LoadingView',
+        'Mixins/AsValidatedView',
         'Mixins/AutoComplete'
-    ], function (Marionette, RootFolderCollectionView, RootFolderCollection, RootFolderModel, LoadingView) {
+    ], function (Marionette, RootFolderCollectionView, RootFolderCollection, RootFolderModel, LoadingView, AsValidatedView) {
 
-        return Marionette.Layout.extend({
+        var layout = Marionette.Layout.extend({
             template: 'AddSeries/RootFolders/LayoutTemplate',
 
             ui: {
@@ -55,12 +56,16 @@ define(
                     Path: this.ui.pathInput.val()
                 });
 
-                RootFolderCollection.add(newDir);
+                this.bindToModelValidation(newDir);
 
                 newDir.save().done(function () {
+                    RootFolderCollection.add(newDir);
                     self.trigger('folderSelected', {model: newDir});
                 });
             }
         });
 
+
+        return AsValidatedView.apply(layout);
+
     });

UI/AddSeries/RootFolders/LayoutTemplate.html

@@ -3,10 +3,13 @@
     <h3>Select Folder</h3>
 </div>
 <div class="modal-body root-folders-modal">
-    <div class="input-prepend input-append x-path">
+    <div class="validation-errors"></div>
+    <div class="input-prepend input-append x-path control-group">
         <span class="add-on">&nbsp;<i class="icon-folder-open"></i></span>
-        <input class="span9" type="text" placeholder="Start Typing Folder Path...">
-        <button class="btn btn-success x-add"><i class="icon-ok"/></button>
+        <input class="span9" type="text" validation-name="path" placeholder="Start Typing Folder Path...">
+        <button class="btn btn-success x-add">
+            <i class="icon-ok"/>
+        </button>
     </div>
     {{#if items}}
     <h4>Recent Folders</h4>

UI/AddSeries/RootFolders/Model.js

@@ -4,6 +4,7 @@ define(
         'backbone'
     ], function (Backbone) {
         return Backbone.Model.extend({
+            urlRoot : window.ApiRoot + '/rootfolder',
             defaults: {
                 freeSpace: 0
             }