public function ComponentBlock::formatterSettingsProcessCallback in Component blocks 1.1.x

Same name and namespace in other branches

1. 1.x src/Plugin/Block/ComponentBlock.php \Drupal\component_blocks\Plugin\Block\ComponentBlock::formatterSettingsProcessCallback()
2. 1.0.x src/Plugin/Block/ComponentBlock.php \Drupal\component_blocks\Plugin\Block\ComponentBlock::formatterSettingsProcessCallback()

Render API callback: builds the formatter settings elements.

File

src/Plugin/Block/ComponentBlock.php, line 354

Class

ComponentBlock

Defines a class for a specially shaped block.

Namespace

Drupal\component_blocks\Plugin\Block

Code

public function formatterSettingsProcessCallback(array &$element, FormStateInterface $form_state, array &$complete_form) {
  if ($configuration = $this
    ->getCurrentConfiguration($element['#parents'], $form_state)) {
    if ($configuration['source'] === self::FIXED) {
      $element['value'] = [
        '#type' => 'textfield',
        '#default_value' => $configuration['value'] ?? '',
        '#title' => $this
          ->t('Fixed value'),
      ];
      return $element;
    }
    $contexts = $this
      ->contextHandler()
      ->getMatchingContexts($form_state
      ->getTemporaryValue('gathered_contexts') ?: [], $this
      ->getContextDefinition('entity'));

    // Contexts can become empty on subsequent ajax requests with layout
    // builder.
    if (!$contexts) {
      $contexts = $this
        ->contextHandler()
        ->getMatchingContexts($this
        ->getAvailableContexts($form_state
        ->getBuildInfo()['args'][0]), $this
        ->getContextDefinition('entity'));
    }
    $context = reset($contexts);

    /** @var \Drupal\Core\Entity\ContentEntityInterface $sample_entity */
    $sample_entity = $context
      ->getContextData()
      ->getValue();
    $field_definition = $sample_entity
      ->getFieldDefinition($configuration['source']);
    $formatter_configuration = array_intersect_key($configuration, [
      'type' => TRUE,
      'settings' => TRUE,
    ]) + [
      'label' => 'hidden',
    ];
    $options = $this
      ->getApplicablePluginOptions($field_definition);
    $keys = array_keys($options);
    $formatter_configuration += [
      'type' => reset($keys),
      'settings' => $this
        ->formatterPluginManager()
        ->getDefaultSettings(reset($keys)),
    ];
    $formatter = $this
      ->formatterPluginManager()
      ->getInstance([
      'configuration' => $formatter_configuration,
      'field_definition' => $field_definition,
      'view_mode' => EntityDisplayBase::CUSTOM_MODE,
      'prepare' => TRUE,
    ]);
    $element['source']['#default_value'] = $configuration['source'];
    $element['type'] = [
      '#type' => 'select',
      '#options' => $options,
      '#default_value' => $formatter_configuration['type'],
      '#required' => TRUE,
      '#title' => $this
        ->t('Formatter'),
      '#ajax' => [
        'callback' => [
          static::class,
          'updateElementValue',
        ],
        'wrapper' => 'component-settings-' . end($element['#parents']),
      ],
    ];
    $element['settings'] = $formatter
      ->settingsForm($complete_form, $form_state);
    $element['settings']['#parents'] = array_merge($element['#parents'], [
      'settings',
    ]);
  }
  return $element;
}