configuration['target_type'];
$selection_handler_settings = $this->configuration['handler_settings'] ?: array();
$bundles = \Drupal::service('entity_type.bundle.info')->getBundleInfo($entity_type_id);
// Merge-in default values.
$selection_handler_settings += array(
'target_bundles' => array(),
'target_bundles_drag_drop' => array(),
);
$bundle_options = array();
$bundle_options_simple = array();
// Default weight for new items.
$weight = count($bundles) + 1;
foreach ($bundles as $bundle_name => $bundle_info) {
$bundle_options_simple[$bundle_name] = $bundle_info['label'];
$bundle_options[$bundle_name] = array(
'label' => $bundle_info['label'],
'enabled' => isset($selection_handler_settings['target_bundles_drag_drop'][$bundle_name]['enabled']) ? $selection_handler_settings['target_bundles_drag_drop'][$bundle_name]['enabled'] : FALSE,
'weight' => isset($selection_handler_settings['target_bundles_drag_drop'][$bundle_name]['weight']) ? $selection_handler_settings['target_bundles_drag_drop'][$bundle_name]['weight'] : $weight,
);
$weight++;
}
// Kept for compatibility with other entity reference widgets.
$form['target_bundles'] = array(
'#type' => 'checkboxes',
'#options' => $bundle_options_simple,
'#default_value' => isset($selection_handler_settings['target_bundles']) ? $selection_handler_settings['target_bundles'] : array(),
'#access' => FALSE,
);
if ($bundle_options) {
$form['target_bundles_drag_drop'] = [
'#element_validate' => [[__CLASS__, 'targetTypeValidate']],
'#type' => 'table',
'#header' => [
$this->t('Type'),
$this->t('Weight'),
],
'#attributes' => [
'id' => 'bundles',
],
'#prefix' => '' . $this->t('Paragraph types') . '
',
'#suffix' => '' . $this->t('The paragraph types that are allowed to be created in this field. Select none to allow all paragraph types.') .'
',
];
$form['target_bundles_drag_drop']['#tabledrag'][] = [
'action' => 'order',
'relationship' => 'sibling',
'group' => 'bundle-weight',
];
}
uasort($bundle_options, 'Drupal\Component\Utility\SortArray::sortByWeightElement');
$weight_delta = $weight;
// Default weight for new items.
$weight = count($bundles) + 1;
foreach ($bundle_options as $bundle_name => $bundle_info) {
$form['target_bundles_drag_drop'][$bundle_name] = array(
'#attributes' => array(
'class' => array('draggable'),
),
);
$form['target_bundles_drag_drop'][$bundle_name]['enabled'] = array(
'#type' => 'checkbox',
'#title' => $bundle_info['label'],
'#title_display' => 'after',
'#default_value' => $bundle_info['enabled'],
);
$form['target_bundles_drag_drop'][$bundle_name]['weight'] = array(
'#type' => 'weight',
'#default_value' => (int) $bundle_info['weight'],
'#delta' => $weight_delta,
'#title' => $this->t('Weight for type @type', array('@type' => $bundle_info['label'])),
'#title_display' => 'invisible',
'#attributes' => array(
'class' => array('bundle-weight', 'bundle-weight-' . $bundle_name),
),
);
$weight++;
}
if (!count($bundle_options)) {
$form['allowed_bundles_explain'] = [
'#type' => 'markup',
'#markup' => $this->t('You did not add any paragraph types yet, click here to add one.', [':here' => Url::fromRoute('paragraphs.type_add')->toString()]),
];
}
return $form;
}
/**
* Validate helper to have support for other entity reference widgets.
*
* @param $element
* @param FormStateInterface $form_state
* @param $form
*/
public static function targetTypeValidate($element, FormStateInterface $form_state, $form) {
$values = &$form_state->getValues();
$element_values = NestedArray::getValue($values, $element['#parents']);
$bundle_options = array();
if ($element_values) {
$enabled = 0;
foreach ($element_values as $machine_name => $bundle_info) {
if (isset($bundle_info['enabled']) && $bundle_info['enabled']) {
$bundle_options[$machine_name] = $machine_name;
$enabled++;
}
}
// All disabled = all enabled.
if ($enabled === 0) {
$bundle_options = NULL;
}
}
// New value parents.
$parents = array_merge(array_slice($element['#parents'], 0, -1), array('target_bundles'));
NestedArray::setValue($values, $parents, $bundle_options);
}
}