TemplateController
class TemplateController
class TemplateController
                    
    index(Application $app, Request $request)
        
                        
    download(Application $app, Request $request, $id)
        
                        
    delete(Application $app, Request $request, $id)
        
                        
    add(Application $app, Request $request)
        
                protected        
    isValid($form, $app)