Nette form factory

FooFormFactory.php

<?php

namespace App\Model\Data;

use Nette\Application\UI\Form;


class FooFormFactory
{
	
	/** @var FormFactory */
	protected $formFactory;

	/** @var FooRepository */
	protected $fooRepository;
	

	public function __construct(FormFactory $formFactory, FooRepository $fooRepository)
	{
		$this->formFactory = $formFactory;
		$this->fooRepository = $fooRepository;
	}
	
	
	/**
	 * @return Form
	 */
	public function create()
	{
		$form = $this->formFactory->create();

		$form->addHidden('id');		
		$form->addText('foo', 'Foo');
		$form->addSubmit('ok', "Uložit");
		
		$form->onValidate[] = [$this, 'validate'];
		$form->onSuccess['save'] = [$this, 'save'];

		return $form;
	}
	
	
	public function validate(Form $form, $values)
	{
	}


	/**
	 * Jen persistence dat. Přesměrování, flashmessage a podobné rutiny musí zařídit komponenta, nebo presenter.
	 */
	public function save(Form $form, $values)
	{
		$id = $values->id;
		unset($values->id);
		
		if (empty($id)) {   # nový záznam
			$foo = new Foo($values);
			$this->fooRepository->persist($foo);
		}
		else {   # editace záznamu
			$foo = $this->fooRepository->get($id);
			$foo->assign($values);
			$this->fooRepository->persist($foo);
		}
	}

}

FooPresenter.php

<?php

namespace App\Presenters;

use App\Model\Data\FooRepository;
use App\Model\Data\FooFormFactory;


class FooPresenter extends BasePresenter
{
	
	/** @var FooRepository @inject */
	public $fooRepository;
	
	/** @var FooFormFactory @inject */
	public $fooFormFactory;
  
  
  public function actionNew()
	{
		$this['fooForm']->addSubmit('sendAndNew', "Uložit a zadat další");
	}
	
	
	public function actionEdit($id)
	{
		$this['fooForm']->setDefaults( $this->fooRepository->get($id)->toArray() );
	}
  
	
	protected function createComponentFooForm()
	{
		$form = $this->fooFormFactory->create();
    
		$form->onSuccess['afterSave'] =
			function($form, $values)
			{
				if (empty($id)) {   # nový záznam
					$this->flashMessage("Foo bylo vytvořeno.", 'success');
				}
				else {   # editace záznamu
					$this->flashMessage("Foo bylo upraveno.", 'success');
				}

				if ($form->submitted->name === 'sendAndNew') {
					$this->redirect('new');
				}
				else {
					$this->redirect('list');
				}
			};
    
		return $form;
	}
  
}

FormFactory.php

<?php

namespace App\Model\Data;

use Nette\Application\UI\Form;
use Nette\Forms\IFormRenderer;


class FormFactory
{
	
	/** @var IFormRenderer */
	protected $renderer;
	
	
	public function __construct(IFormRenderer $renderer = NULL)
	{
		$this->renderer = $renderer;
	}
	

	/**
	 * @return Form
	 */
	public function create()
	{
		$form = new Form;
		
		$form->onSuccess['beforeSave'] = function(){}; # nutné kvůli pořadí callbacků
		$form->onSuccess['save'] = function(){}; # nutné kvůli pořadí callbacků
		$form->onSuccess['afterSave'] = [$this, 'afterSave'];
		$form->setRenderer($this->renderer);
		
		return $form;
	}


	/**
	 * Jen provizovní přesměrování, tohle by měla řešit komponenta, nebo presenter.
	 */
	public function afterSave(Form $form, $values)
	{
		trigger_error('Ošetřete tento callback v komponentě, nebo presenteru.', E_USER_NOTICE);
		$form->presenter->redirect('this');
	}

}