Subclass CMS.Models.SystemFeedback

To create handy WarningMessage, ErrorMessage, and ConfirmationMessage classes

cms/static/js/models/feedback.js

 CMS.Models.SystemFeedback = Backbone.Model.extend({
     defaults: {
-        "type": null,  // "warning", "confirmation", "error", "announcement", "step-required"
+        "type": null,  // "warning", "confirmation", "error", "announcement", "step-required", etc
         "title": null,
         "message": null,
         "shown": true,
@@ -38,3 +38,21 @@ CMS.Models.SystemFeedback = Backbone.Model.extend({
         this.set("shown", false);
     }
 });
+
+CMS.Models.WarningMessage = CMS.Models.SystemFeedback.extend({
+    defaults: $.extend({}, CMS.Models.SystemFeedback.prototype.defaults, {
+        "type": "warning"
+    })
+});
+
+CMS.Models.ErrorMessage = CMS.Models.SystemFeedback.extend({
+    defaults: $.extend({}, CMS.Models.SystemFeedback.prototype.defaults, {
+        "type": "error"
+    })
+});
+
+CMS.Models.ConfirmationMessage = CMS.Models.SystemFeedback.extend({
+    defaults: $.extend({}, CMS.Models.SystemFeedback.prototype.defaults, {
+        "type": "confirmation"
+    })
+});

cms/templates/base.html

@@ -111,8 +111,7 @@
     <script src="${static.url('js/views/feedback.js')}"></script>
     <script type="text/javascript">
 $(document).ajaxError(function(event, jqXHR, ajaxSettings, thrownError) {
-    var m = new CMS.Models.SystemFeedback({
-        "type": "error",
+    var msg = new CMS.Models.ErrorMessage({
         "title": "Server Error",
         "message": jqXHR.responseText,
         "actions": {
@@ -124,8 +123,8 @@ $(document).ajaxError(function(event, jqXHR, ajaxSettings, thrownError) {
             }
         }
     });
-    new CMS.Views.Notification({model: m});
-    return m;
+    new CMS.Views.Notification({model: msg});
+    return msg;
 })
     </script>
 

cms/templates/overview.html

@@ -240,8 +240,7 @@ CMS.Views.SectionEdit = Backbone.View.extend({
         this.showView.render();
     },
     showErrorMessage: function(model, error, options) {
-        var msg = new CMS.Models.SystemFeedback({
-            type: "error",
+        var msg = new CMS.Models.ErrorMessage({
             title: "Validation Error",
             message: error,
             close: false,