Symfony Form Example

symfony-form-example.php

<?php
/**
 * Part of sf-form project.
 *
 * @copyright  Copyright (C) 2011 - 2016 SMS Taiwan, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

require __DIR__ . '/vendor/autoload.php';

use Symfony\Component\Form\Extension\HttpFoundation\HttpFoundationExtension;
use Symfony\Component\Form\Forms;
use Symfony\Bridge\Twig\Extension\FormExtension;
use Symfony\Bridge\Twig\Form\TwigRenderer;
use Symfony\Bridge\Twig\Form\TwigRendererEngine;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\Extension\Core\Type\DateType;
use Symfony\Component\Translation\Translator;
use Symfony\Bridge\Twig\Extension\TranslationExtension;

// the Twig file that holds all the default markup for rendering forms
// this file comes with TwigBridge
$defaultFormTheme = 'form_div_layout.html.twig';

$vendorDir = realpath(__DIR__ . '/vendor');
// the path to TwigBridge library so Twig can locate the
// form_div_layout.html.twig file
$appVariableReflection = new \ReflectionClass('\Symfony\Bridge\Twig\AppVariable');
$vendorTwigBridgeDir = dirname($appVariableReflection->getFileName());
// the path to your other templates
$viewsDir = realpath(__DIR__ . '/views');

$twig = new Twig_Environment(new Twig_Loader_Filesystem(array(
	$viewsDir,
	$vendorTwigBridgeDir.'/Resources/views/Form',
)));
$formEngine = new TwigRendererEngine(array($defaultFormTheme));
$formEngine->setEnvironment($twig);
// add the FormExtension to Twig
$twig->addExtension(
	new FormExtension(new TwigRenderer($formEngine))
);

// create the Translator
$translator = new Translator('en');
// add the TranslationExtension (gives us trans and transChoice filters)
$twig->addExtension(new TranslationExtension($translator));

// create your form factory as normal
$formFactory = Forms::createFormFactoryBuilder()
	->addExtension(new HttpFoundationExtension())
	->getFormFactory();

$form = $formFactory->createBuilder()
	->add('task', TextType::class)
	->add('dueDate', DateType::class)
	->getForm();

$form->submit(['task' => 'foo', 'dueDate' => new DateTime('2015-01-01')]);

if ($form->isValid())
{
	$data = $form->getData();

	var_dump($data);
}