/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, $entity_type_id = NULL, $bundle = NULL)
{
if (!$form_state->get('entity_type_id')) {
$form_state->set('entity_type_id', $entity_type_id);
}
if (!$form_state->get('bundle')) {
$form_state->set('bundle', $bundle);
}
$this->entityTypeId = $form_state->get('entity_type_id');
$this->bundle = $form_state->get('bundle');
// Gather valid field types.
$field_type_options = array();
foreach ($this->fieldTypePluginManager->getGroupedDefinitions($this->fieldTypePluginManager->getUiDefinitions()) as $category => $field_types) {
foreach ($field_types as $name => $field_type) {
$field_type_options[$category][$name] = $field_type['label'];
}
}
$form['add'] = array('#type' => 'container', '#attributes' => array('class' => array('form--inline', 'clearfix')));
$form['add']['new_storage_type'] = array('#type' => 'select', '#title' => $this->t('Add a new field'), '#options' => $field_type_options, '#empty_option' => $this->t('- Select a field type -'));
// Re-use existing field.
if ($existing_field_storage_options = $this->getExistingFieldStorageOptions()) {
$form['add']['separator'] = array('#type' => 'item', '#markup' => $this->t('or'));
$form['add']['existing_storage_name'] = array('#type' => 'select', '#title' => $this->t('Re-use an existing field'), '#options' => $existing_field_storage_options, '#empty_option' => $this->t('- Select an existing field -'));
$form['#attached']['drupalSettings']['existingFieldLabels'] = $this->getExistingFieldLabels(array_keys($existing_field_storage_options));
} else {
// Provide a placeholder form element to simplify the validation code.
$form['add']['existing_storage_name'] = array('#type' => 'value', '#value' => FALSE);
}
// Field label and field_name.
$form['new_storage_wrapper'] = array('#type' => 'container', '#states' => array('!visible' => array(':input[name="new_storage_type"]' => array('value' => ''))));
$form['new_storage_wrapper']['label'] = array('#type' => 'textfield', '#title' => $this->t('Label'), '#size' => 15);
$field_prefix = $this->config('field_ui.settings')->get('field_prefix');
$form['new_storage_wrapper']['field_name'] = array('#type' => 'machine_name', '#field_prefix' => '<span dir="ltr">' . $field_prefix, '#field_suffix' => '</span>‎', '#size' => 15, '#description' => $this->t('A unique machine-readable name containing letters, numbers, and underscores.'), '#maxlength' => FieldStorageConfig::NAME_MAX_LENGTH - strlen($field_prefix), '#machine_name' => array('source' => array('new_storage_wrapper', 'label'), 'exists' => array($this, 'fieldNameExists')), '#required' => FALSE);
// Provide a separate label element for the "Re-use existing field" case
// and place it outside the $form['add'] wrapper because those elements
// are displayed inline.
if ($existing_field_storage_options) {
$form['existing_storage_label'] = array('#type' => 'textfield', '#title' => $this->t('Label'), '#size' => 15, '#states' => array('!visible' => array(':input[name="existing_storage_name"]' => array('value' => ''))));
}
// Place the 'translatable' property as an explicit value so that contrib
// modules can form_alter() the value for newly created fields. By default
// we create field storage as translatable so it will be possible to enable
// translation at field level.
$form['translatable'] = array('#type' => 'value', '#value' => TRUE);
$form['actions'] = array('#type' => 'actions');
$form['actions']['submit'] = array('#type' => 'submit', '#value' => $this->t('Save and continue'), '#button_type' => 'primary');
$form['#attached']['library'][] = 'field_ui/drupal.field_ui';
return $form;
}
