pageflow.Quota = Backbone.Model.extend({ modelName: 'quota', paramRoot: 'quota', url: function() { return '/editor/quotas/' + this.id; }, isExceeded: function() { return this.get('state') === 'exceeded'; } }); pageflow.Quota.byName = function(name, options) { return new pageflow.Quota({ id: name }, options); };