129 lines
3.5 KiB
PHP
129 lines
3.5 KiB
PHP
<?php
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namespace Drupal\state_machine\Form;
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use Drupal\Core\Entity\ContentEntityConfirmFormBase;
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use Drupal\Core\Form\FormStateInterface;
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use Symfony\Component\DependencyInjection\ContainerInterface;
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/**
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* Provides a confirmation form for performing an entity state transition.
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*/
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class StateTransitionConfirmForm extends ContentEntityConfirmFormBase {
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/**
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* The renderer.
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*
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* @var \Drupal\Core\Render\RendererInterface
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*/
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protected $renderer;
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/**
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* The field name.
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*
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* @var string
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*/
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protected $fieldName;
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/**
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* The transition.
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*
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* @var \Drupal\state_machine\Plugin\Workflow\WorkflowTransition
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*/
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protected $transition;
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/**
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* {@inheritdoc}
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*/
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public static function create(ContainerInterface $container) {
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$instance = parent::create($container);
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$instance->renderer = $container->get('renderer');
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return $instance;
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}
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/**
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* {@inheritdoc}
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*/
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public function getBaseFormId() {
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return 'state_machine_transition_confirm_form';
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}
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/**
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* Returns the transition object.
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*
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* @return \Drupal\state_machine\Plugin\Workflow\WorkflowTransition
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* The transition object.
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*/
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public function getTransition() {
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return $this->transition;
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}
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/**
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* {@inheritdoc}
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*/
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public function buildForm(array $form, FormStateInterface $form_state, $field_name = '', $transition_id = '') {
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/** @var \Drupal\state_machine\Plugin\Field\FieldType\StateItemInterface $state_item */
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$state_item = $this->entity->get($field_name)->first();
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$transition = $state_item->getWorkflow()->getTransition($transition_id);
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$this->fieldName = $field_name;
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$this->transition = $transition;
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return parent::buildForm($form, $form_state);
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}
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/**
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* {@inheritdoc}
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*/
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public function getDescription() {
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/** @var \Drupal\state_machine\Plugin\Field\FieldType\StateItemInterface $state_item */
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$state_item = $this->entity->get($this->fieldName)->first();
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$items = [
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$this->t('<b>Transition</b>: @transition_label', ['@transition_label' => $this->transition->getLabel()]),
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$this->t('<b>@entity_type</b>: @entity_label', ['@entity_type' => $this->entity->getEntityType()->getLabel(), '@entity_label' => $this->entity->label()]),
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$this->t('<b>From</b>: @from_state', ['@from_state' => $state_item->getOriginalLabel()]),
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$this->t('<b>To</b>: @to_state', ['@to_state' => $this->transition->getToState()]),
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];
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$description = [
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'items' => [
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'#type' => 'html_tag',
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'#value' => implode('<br/>', $items),
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'#tag' => 'p',
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],
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'warning' => [
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'#type' => 'html_tag',
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'#tag' => 'p',
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'#value' => parent::getDescription(),
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],
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];
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return $this->renderer->renderPlain($description);
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}
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/**
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* {@inheritdoc}
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*/
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public function getQuestion() {
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return $this->t('Are you sure you want to apply this transition?');
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}
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/**
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* {@inheritdoc}
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*/
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public function getCancelUrl() {
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return $this->entity->toUrl('canonical');
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}
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/**
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* {@inheritdoc}
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*/
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public function submitForm(array &$form, FormStateInterface $form_state) {
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/** @var \Drupal\state_machine\Plugin\Field\FieldType\StateItemInterface $state_item */
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$state_item = $this->entity->get($this->fieldName)->first();
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if ($state_item->isTransitionAllowed($this->transition->getId())) {
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$state_item->applyTransition($this->transition);
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$this->entity->save();
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}
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$form_state->setRedirectUrl($this->getCancelUrl());
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}
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}
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