protected function TaxonomyIndexTid::valueForm in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php \Drupal\taxonomy\Plugin\views\filter\TaxonomyIndexTid::valueForm()

Options form subform for setting options.

This should be overridden by all child classes and it must define $form['value']

Overrides ManyToOne::valueForm

See also

buildOptionsForm()

File

core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php, line 150

Contains \Drupal\taxonomy\Plugin\views\filter\TaxonomyIndexTid.

Class

TaxonomyIndexTid

Filter by term id.

Namespace

Drupal\taxonomy\Plugin\views\filter

Code

protected function valueForm(&$form, FormStateInterface $form_state) {
  $vocabulary = $this->vocabularyStorage
    ->load($this->options['vid']);
  if (empty($vocabulary) && $this->options['limit']) {
    $form['markup'] = array(
      '#markup' => '<div class="js-form-item form-item">' . $this
        ->t('An invalid vocabulary is selected. Please change it in the options.') . '</div>',
    );
    return;
  }
  if ($this->options['type'] == 'textfield') {
    $terms = $this->value ? Term::loadMultiple($this->value) : array();
    $form['value'] = array(
      '#title' => $this->options['limit'] ? $this
        ->t('Select terms from vocabulary @voc', array(
        '@voc' => $vocabulary
          ->label(),
      )) : $this
        ->t('Select terms'),
      '#type' => 'textfield',
      '#default_value' => EntityAutocomplete::getEntityLabels($terms),
    );
    if ($this->options['limit']) {
      $form['value']['#type'] = 'entity_autocomplete';
      $form['value']['#target_type'] = 'taxonomy_term';
      $form['value']['#selection_settings']['target_bundles'] = array(
        $vocabulary
          ->id(),
      );
      $form['value']['#tags'] = TRUE;
      $form['value']['#process_default_value'] = FALSE;
    }
  }
  else {
    if (!empty($this->options['hierarchy']) && $this->options['limit']) {
      $tree = $this->termStorage
        ->loadTree($vocabulary
        ->id(), 0, NULL, TRUE);
      $options = array();
      if ($tree) {
        foreach ($tree as $term) {
          $choice = new \stdClass();
          $choice->option = array(
            $term
              ->id() => str_repeat('-', $term->depth) . \Drupal::entityManager()
              ->getTranslationFromContext($term)
              ->label(),
          );
          $options[] = $choice;
        }
      }
    }
    else {
      $options = array();
      $query = \Drupal::entityQuery('taxonomy_term')
        ->sort('weight')
        ->sort('name')
        ->addTag('term_access');
      if ($this->options['limit']) {
        $query
          ->condition('vid', $vocabulary
          ->id());
      }
      $terms = Term::loadMultiple($query
        ->execute());
      foreach ($terms as $term) {
        $options[$term
          ->id()] = \Drupal::entityManager()
          ->getTranslationFromContext($term)
          ->label();
      }
    }
    $default_value = (array) $this->value;
    if ($exposed = $form_state
      ->get('exposed')) {
      $identifier = $this->options['expose']['identifier'];
      if (!empty($this->options['expose']['reduce'])) {
        $options = $this
          ->reduceValueOptions($options);
        if (!empty($this->options['expose']['multiple']) && empty($this->options['expose']['required'])) {
          $default_value = array();
        }
      }
      if (empty($this->options['expose']['multiple'])) {
        if (empty($this->options['expose']['required']) && (empty($default_value) || !empty($this->options['expose']['reduce']))) {
          $default_value = 'All';
        }
        elseif (empty($default_value)) {
          $keys = array_keys($options);
          $default_value = array_shift($keys);
        }
        elseif ($default_value == array(
          '',
        )) {
          $default_value = 'All';
        }
        else {
          $copy = $default_value;
          $default_value = array_shift($copy);
        }
      }
    }
    $form['value'] = array(
      '#type' => 'select',
      '#title' => $this->options['limit'] ? $this
        ->t('Select terms from vocabulary @voc', array(
        '@voc' => $vocabulary
          ->label(),
      )) : $this
        ->t('Select terms'),
      '#multiple' => TRUE,
      '#options' => $options,
      '#size' => min(9, count($options)),
      '#default_value' => $default_value,
    );
    $user_input = $form_state
      ->getUserInput();
    if ($exposed && isset($identifier) && !isset($user_input[$identifier])) {
      $user_input[$identifier] = $default_value;
      $form_state
        ->setUserInput($user_input);
    }
  }
  if (!$form_state
    ->get('exposed')) {

    // Retain the helper option
    $this->helper
      ->buildOptionsForm($form, $form_state);
  }
}