AuthorsController.php

<?php
#/app/controller/AuthorsController.php
class AuthorsController extends AppController {
     public function index() 
     {
          $this->Author->recursive = 1;
          $authors = $this->Author->find('all');
          $this->set('authors', $authors);
     }

     public function add() 
     {
        if ($this->request->is('post')) {
            $this->Author->create();
            if ($this->Author->save($this->request->data)) {
                $this->Session->setFlash(__('Inserimento avvenuto con successo'));
               $this->redirect(array('controller'=>'authors','action'=>'index'));
            }
            $this->Session->setFlash(__('Inserimento fallito.'));
        }
    }

    public function edit($id = null)
    {
        $this->Author->id = $id;
        if(!$this->Author->exists()) {
            $this->setFlash(__('Autore non trovato'),'flash-error');
            $this->redirect(array('controller'=>'authors','action'=>'index'));
           exit;
        }
        if ($this->request->is('post') || $this->request->is('put')) {
            if ($this->Author->save($this->request->data)) {
                $this->Session->setFlash(__('Aggiornamento avvenuto con successo'), 'flash-success');
                $this->redirect(array('action' => 'index'));
                exit();
            }
            $this->Session->setFlash(__('Problemi in fase di Aggiornamento.'), 'flash-error');
        }
        $this->set('author', $this->Author->findById($id));
    }

    public function delete($id = null)
    {
        $this->layoyt = false;
        $this->auotRender = false;
        if ($this->request->is('get')){
            throw new MethodNotAllowedException();
        }
        if ($this->Author->delete($id)) {
            $this->Session->setFlash(__('Cancellazione avvenuta con successo'), 'flash-success');
            $this->redirect(array('action' => 'index'));
            exit;
        }
        $this->Session->setFlash(__('Problemi in fase di eliminazione'), 'flash-error');
    }
}