eca-1.0.x-dev/modules/form/src/Plugin/Action/FormStateGetPropertyValue.php

<?php

namespace Drupal\eca_form\Plugin\Action;

use Drupal\Core\Form\FormStateInterface;

/**
 * Get a property value of the form state.
 *
 * @Action(
 *   id = "eca_form_state_get_property_value",
 *   label = @Translation("Form state: get property value"),
 *   description = @Translation("Get a property value of the current form state in scope and set it as a token."),
 *   eca_version_introduced = "1.0.0",
 *   type = "form"
 * )
 */
class FormStateGetPropertyValue extends FormStatePropertyActionBase {

  /**
   * {@inheritdoc}
   */
  public function execute(): void {
    if (!($form_state = $this->getCurrentFormState())) {
      return;
    }
    $token = $this->tokenService;

    $property_name = $this->normalizePropertyPath($token->replace($this->configuration['property_name']));
    if (empty($property_name)) {
      return;
    }
    $name = explode('.', $property_name);
    // An enforced "eca" key is being used at root level at
    // FormStateSetPropertyValue, therefore lookup there first.
    $eca_name = array_merge(['eca'], $name);
    $value = $form_state->has($eca_name) ? $form_state->get($eca_name) : $form_state->get($name);
    if ($value !== NULL) {
      $token->addTokenData($this->configuration['token_name'], $value);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration(): array {
    return [
      'token_name' => '',
    ] + parent::defaultConfiguration();
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state): array {
    $form['token_name'] = [
      '#type' => 'textfield',
      '#title' => $this->t('Name of token'),
      '#default_value' => $this->configuration['token_name'],
      '#description' => $this->t('The name of the token the property value should be stored into.'),
      '#required' => TRUE,
      '#weight' => -49,
      '#eca_token_reference' => TRUE,
    ];
    return parent::buildConfigurationForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state): void {
    $this->configuration['token_name'] = $form_state->getValue('token_name');
    parent::submitConfigurationForm($form, $form_state);
  }

}