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Commit 7da47cf

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ycerutoyceruto
committed
Add FormFlow component
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43 files changed

+2745
-2
lines changed
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‎src/Symfony/Bundle/FrameworkBundle/Controller/AbstractController.php‎

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+7Lines changed: 7 additions & 0 deletions
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@@ -17,6 +17,9 @@
1717
use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
1818
use Symfony\Component\DependencyInjection\ParameterBag\ContainerBagInterface;
1919
use Symfony\Component\Form\Extension\Core\Type\FormType;
20+
use Symfony\Component\Form\Flow\FormFlowBuilderInterface;
21+
use Symfony\Component\Form\Flow\FormFlowInterface;
22+
use Symfony\Component\Form\Flow\FormFlowTypeInterface;
2023
use Symfony\Component\Form\FormBuilderInterface;
2124
use Symfony\Component\Form\FormFactoryInterface;
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use Symfony\Component\Form\FormInterface;
@@ -345,6 +348,8 @@ protected function createAccessDeniedException(string $message = 'Access Denied.
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/**
347350
* Creates and returns a Form instance from the type of the form.
351+
*
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* @return ($type is class-string<FormFlowTypeInterface> ? FormFlowInterface : FormInterface)
348353
*/
349354
protected function createForm(string $type, mixed $data = null, array $options = []): FormInterface
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{
@@ -353,6 +358,8 @@ protected function createForm(string $type, mixed $data = null, array $options =
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/**
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* Creates and returns a form builder instance.
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*
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* @return ($type is class-string<FormFlowTypeInterface> ? FormFlowBuilderInterface : FormBuilderInterface)
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*/
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protected function createFormBuilder(mixed $data = null, array $options = []): FormBuilderInterface
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{
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‎src/Symfony/Bundle/FrameworkBundle/Resources/config/form.php‎

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+5Lines changed: 5 additions & 0 deletions
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@@ -24,6 +24,7 @@
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use Symfony\Component\Form\Extension\DependencyInjection\DependencyInjectionExtension;
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use Symfony\Component\Form\Extension\HtmlSanitizer\Type\TextTypeHtmlSanitizerExtension;
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use Symfony\Component\Form\Extension\HttpFoundation\HttpFoundationRequestHandler;
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use Symfony\Component\Form\Extension\HttpFoundation\Type\FormFlowTypeSessionDataStorageExtension;
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use Symfony\Component\Form\Extension\HttpFoundation\Type\FormTypeHttpFoundationExtension;
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use Symfony\Component\Form\Extension\Validator\Type\FormTypeValidatorExtension;
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use Symfony\Component\Form\Extension\Validator\Type\RepeatedTypeValidatorExtension;
@@ -123,6 +124,10 @@
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->args([service('form.type_extension.form.request_handler')])
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->tag('form.type_extension')
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->set('form.type_extension.form.flow.session_data_storage', FormFlowTypeSessionDataStorageExtension::class)
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->args([service('request_stack')->ignoreOnInvalid()])
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->tag('form.type_extension')
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->set('form.type_extension.form.request_handler', HttpFoundationRequestHandler::class)
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->args([service('form.server_params')])
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‎src/Symfony/Bundle/FrameworkBundle/composer.json‎

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+2-2Lines changed: 2 additions & 2 deletions
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@@ -45,7 +45,7 @@
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"symfony/dom-crawler": "^6.4|^7.0",
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"symfony/dotenv": "^6.4|^7.0",
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"symfony/polyfill-intl-icu": "~1.0",
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"symfony/form": "^6.4|^7.0",
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"symfony/form": "^7.3",
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"symfony/expression-language": "^6.4|^7.0",
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"symfony/html-sanitizer": "^6.4|^7.0",
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"symfony/http-client": "^6.4|^7.0",
@@ -88,7 +88,7 @@
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"symfony/dotenv": "<6.4",
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"symfony/dom-crawler": "<6.4",
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"symfony/http-client": "<6.4",
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"symfony/form": "<6.4",
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"symfony/form": "<7.3",
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"symfony/json-streamer": ">=7.4",
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"symfony/lock": "<6.4",
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"symfony/mailer": "<6.4",
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‎src/Symfony/Component/Form/CHANGELOG.md‎

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CHANGELOG
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=========
33

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7.4
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---
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* Add `FormFlow` component for multistep forms management
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49
7.3
510
---
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‎src/Symfony/Component/Form/Extension/Core/CoreExtension.php‎

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@@ -78,6 +78,7 @@ protected function loadTypes(): array
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new Type\TelType(),
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new Type\ColorType($this->translator),
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new Type\WeekType(),
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new Type\FormFlowType(),
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];
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}
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‎src/Symfony/Component/Form/Extension/Core/Type/FormFlowActionType.php‎

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1+
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Form\Extension\Core\Type;
13+
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use Symfony\Component\Form\AbstractType;
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use Symfony\Component\Form\Flow\ActionButtonTypeInterface;
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use Symfony\Component\OptionsResolver\Options;
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use Symfony\Component\OptionsResolver\OptionsResolver;
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/**
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* An action-based submit button for a form flow.
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*
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* @author Yonel Ceruto <open@yceruto.dev>
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*/
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class FormFlowActionType extends AbstractType implements ActionButtonTypeInterface
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{
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public function configureOptions(OptionsResolver $resolver): void
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{
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$resolver->define('action')
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->info('The action name of the button')
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->default('')
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->allowedTypes('string');
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$resolver->define('handler')
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->info('A callable that will be called when this button is clicked')
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->default(null)
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->allowedTypes('null', 'callable');
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$resolver->define('include_if')
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->info('Decide whether to include this button in the current form')
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->default(null)
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->allowedTypes('null', 'callable');
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$resolver->define('clear_submission')
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->info('Whether the submitted data will be cleared when this button is clicked')
45+
->default(function (Options $options) {
46+
return 'reset' === $options['action'] || 'back' === $options['action'];
47+
})
48+
->allowedTypes('bool');
49+
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$resolver->setDefault('validate', function (Options $options) {
51+
return !$options['clear_submission'];
52+
});
53+
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$resolver->setDefault('validation_groups', function (Options $options) {
55+
return $options['clear_submission'] ? false : null;
56+
});
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}
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public function getParent(): string
60+
{
61+
return SubmitType::class;
62+
}
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}
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‎src/Symfony/Component/Form/Extension/Core/Type/FormFlowNavigatorType.php‎

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<?php
2+
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
8+
* For the full copyright and license information, please view the LICENSE
9+
* file that was distributed with this source code.
10+
*/
11+
12+
namespace Symfony\Component\Form\Extension\Core\Type;
13+
14+
use Symfony\Component\Form\AbstractType;
15+
use Symfony\Component\Form\Flow\FormFlowCursor;
16+
use Symfony\Component\Form\FormBuilderInterface;
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use Symfony\Component\OptionsResolver\OptionsResolver;
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/**
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* A navigator type that defines default actions to interact with a form flow.
21+
*
22+
* @author Yonel Ceruto <open@yceruto.dev>
23+
*/
24+
class FormFlowNavigatorType extends AbstractType
25+
{
26+
public function buildForm(FormBuilderInterface $builder, array $options): void
27+
{
28+
$builder->add('back', FormFlowActionType::class, [
29+
'action' => 'back',
30+
'include_if' => fn (FormFlowCursor $cursor): bool => $cursor->canMoveBack(),
31+
]);
32+
33+
$builder->add('next', FormFlowActionType::class, [
34+
'action' => 'next',
35+
'include_if' => fn (FormFlowCursor $cursor): bool => $cursor->canMoveNext(),
36+
]);
37+
38+
$builder->add('finish', FormFlowActionType::class, [
39+
'action' => 'finish',
40+
'include_if' => fn (FormFlowCursor $cursor): bool => $cursor->isLastStep(),
41+
]);
42+
}
43+
44+
public function configureOptions(OptionsResolver $resolver): void
45+
{
46+
$resolver->setDefaults([
47+
'label' => false,
48+
'mapped' => false,
49+
'priority' => -100,
50+
]);
51+
}
52+
}
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‎src/Symfony/Component/Form/Extension/Core/Type/FormFlowType.php‎

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@@ -0,0 +1,105 @@
1+
<?php
2+
3+
/*
4+
* This file is part of the Symfony package.
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*
6+
* (c) Fabien Potencier <fabien@symfony.com>
7+
*
8+
* For the full copyright and license information, please view the LICENSE
9+
* file that was distributed with this source code.
10+
*/
11+
12+
namespace Symfony\Component\Form\Extension\Core\Type;
13+
14+
use Symfony\Component\Form\Flow\AbstractFlowType;
15+
use Symfony\Component\Form\Flow\DataAccessor\PropertyPathStepAccessor;
16+
use Symfony\Component\Form\Flow\DataAccessor\StepAccessorInterface;
17+
use Symfony\Component\Form\Flow\DataStorage\DataStorageInterface;
18+
use Symfony\Component\Form\Flow\DataStorage\NullDataStorage;
19+
use Symfony\Component\Form\Flow\FormFlowBuilderInterface;
20+
use Symfony\Component\Form\Flow\FormFlowInterface;
21+
use Symfony\Component\Form\Flow\FormFlowStepView;
22+
use Symfony\Component\Form\FormBuilderInterface;
23+
use Symfony\Component\Form\FormInterface;
24+
use Symfony\Component\Form\FormView;
25+
use Symfony\Component\OptionsResolver\Exception\MissingOptionsException;
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use Symfony\Component\OptionsResolver\Options;
27+
use Symfony\Component\OptionsResolver\OptionsResolver;
28+
use Symfony\Component\PropertyAccess\PropertyAccess;
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use Symfony\Component\PropertyAccess\PropertyAccessorInterface;
30+
use Symfony\Component\PropertyAccess\PropertyPath;
31+
use Symfony\Component\PropertyAccess\PropertyPathInterface;
32+
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/**
34+
* A multistep form.
35+
*
36+
* @author Yonel Ceruto <open@yceruto.dev>
37+
*/
38+
final class FormFlowType extends AbstractFlowType
39+
{
40+
public function __construct(
41+
private ?PropertyAccessorInterface $propertyAccessor = null,
42+
) {
43+
$this->propertyAccessor ??= PropertyAccess::createPropertyAccessor();
44+
}
45+
46+
/**
47+
* @param FormFlowBuilderInterface $builder
48+
*/
49+
public function buildForm(FormBuilderInterface $builder, array $options): void
50+
{
51+
$builder->setDataStorage($options['data_storage']);
52+
$builder->setStepAccessor($options['step_accessor']);
53+
}
54+
55+
/**
56+
* @param FormFlowInterface $form
57+
*/
58+
public function buildView(FormView $view, FormInterface $form, array $options): void
59+
{
60+
$view->vars['cursor'] = $form->getCursor();
61+
62+
foreach ($form->getConfig()->getSteps() as $name => $step) {
63+
$isCurrentStep = $name === $view->vars['cursor']->getCurrentStep();
64+
$view->vars['steps'][$name] = new FormFlowStepView($name, $isCurrentStep, $step->isSkipped($form->getViewData()));
65+
}
66+
}
67+
68+
public function configureOptions(OptionsResolver $resolver): void
69+
{
70+
$resolver->define('data_storage')
71+
->default(new NullDataStorage())
72+
->allowedTypes(DataStorageInterface::class);
73+
74+
$resolver->define('step_accessor')
75+
->default(function (Options $options) {
76+
if (!isset($options['step_property_path'])) {
77+
throw new MissingOptionsException('Option "step_property_path" is required.');
78+
}
79+
80+
return new PropertyPathStepAccessor($this->propertyAccessor, $options['step_property_path']);
81+
})
82+
->allowedTypes(StepAccessorInterface::class);
83+
84+
$resolver->define('step_property_path')
85+
->info('Required if the default step_accessor is being used')
86+
->allowedTypes('string', PropertyPathInterface::class)
87+
->normalize(function (Options $options, string|PropertyPathInterface $value): PropertyPathInterface {
88+
return \is_string($value) ? new PropertyPath($value) : $value;
89+
});
90+
91+
$resolver->define('auto_reset')
92+
->info('Whether the FormFlow will be reset automatically when it is finished')
93+
->default(true)
94+
->allowedTypes('bool');
95+
96+
$resolver->setDefault('validation_groups', function (FormFlowInterface $flow) {
97+
return ['Default', $flow->getCursor()->getCurrentStep()];
98+
});
99+
}
100+
101+
public function getParent(): string
102+
{
103+
return FormType::class;
104+
}
105+
}
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‎src/Symfony/Component/Form/Extension/HttpFoundation/HttpFoundationExtension.php‎

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@@ -24,6 +24,7 @@ protected function loadTypeExtensions(): array
2424
{
2525
return [
2626
new Type\FormTypeHttpFoundationExtension(),
27+
new Type\FormFlowTypeSessionDataStorageExtension(),
2728
];
2829
}
2930
}
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‎src/Symfony/Component/Form/Extension/HttpFoundation/Type/FormFlowTypeSessionDataStorageExtension.php‎

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+46Lines changed: 46 additions & 0 deletions
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1+
<?php
2+
3+
/*
4+
* This file is part of the Symfony package.
5+
*
6+
* (c) Fabien Potencier <fabien@symfony.com>
7+
*
8+
* For the full copyright and license information, please view the LICENSE
9+
* file that was distributed with this source code.
10+
*/
11+
12+
namespace Symfony\Component\Form\Extension\HttpFoundation\Type;
13+
14+
use Symfony\Component\Form\AbstractTypeExtension;
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use Symfony\Component\Form\Extension\Core\Type\FormFlowType;
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use Symfony\Component\Form\Flow\DataStorage\NullDataStorage;
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use Symfony\Component\Form\Flow\DataStorage\SessionDataStorage;
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use Symfony\Component\Form\Flow\FormFlowBuilderInterface;
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use Symfony\Component\Form\FormBuilderInterface;
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use Symfony\Component\HttpFoundation\RequestStack;
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class FormFlowTypeSessionDataStorageExtension extends AbstractTypeExtension
23+
{
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public function __construct(
25+
private readonly ?RequestStack $requestStack = null,
26+
) {
27+
}
28+
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/**
30+
* @param FormFlowBuilderInterface $builder
31+
*/
32+
public function buildForm(FormBuilderInterface $builder, array $options): void
33+
{
34+
if (null === $this->requestStack || !$builder->getDataStorage() instanceof NullDataStorage) {
35+
return;
36+
}
37+
38+
$key = \sprintf('_form_flow.%s_%s', strtolower(str_replace('\\', '_', $builder->getType()->getInnerType()::class)), $builder->getName());
39+
$builder->setDataStorage(new SessionDataStorage($key, $this->requestStack));
40+
}
41+
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public static function getExtendedTypes(): iterable
43+
{
44+
yield FormFlowType::class;
45+
}
46+
}

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