Rearrange.php in Zircon Profile 8.0

Contains \Drupal\views_ui\Form\Ajax\Rearrange.

Namespace

Drupal\views_ui\Form\Ajax

File

core/modules/views_ui/src/Form/Ajax/Rearrange.php

<?php

/**
 * @file
 * Contains \Drupal\views_ui\Form\Ajax\Rearrange.
 */
namespace Drupal\views_ui\Form\Ajax;

use Drupal\Component\Utility\SafeMarkup;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Drupal\views\ViewEntityInterface;
use Drupal\views\ViewExecutable;

/**
 * Provides a rearrange form for Views handlers.
 */
class Rearrange extends ViewsFormBase {

  /**
   * Constructs a new Rearrange object.
   */
  public function __construct($type = NULL) {
    $this
      ->setType($type);
  }

  /**
   * {@inheritdoc}
   */
  public function getFormKey() {
    return 'rearrange';
  }

  /**
   * {@inheritdoc}
   */
  public function getForm(ViewEntityInterface $view, $display_id, $js, $type = NULL) {
    $this
      ->setType($type);
    return parent::getForm($view, $display_id, $js);
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'views_ui_rearrange_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $view = $form_state
      ->get('view');
    $display_id = $form_state
      ->get('display_id');
    $type = $form_state
      ->get('type');
    $types = ViewExecutable::getHandlerTypes();
    $executable = $view
      ->getExecutable();
    if (!$executable
      ->setDisplay($display_id)) {
      $form['markup'] = array(
        '#markup' => $this
          ->t('Invalid display id @display', array(
          '@display' => $display_id,
        )),
      );
      return $form;
    }
    $display =& $executable->displayHandlers
      ->get($display_id);
    $form['#title'] = $this
      ->t('Rearrange @type', array(
      '@type' => $types[$type]['ltitle'],
    ));
    $form['#section'] = $display_id . 'rearrange-item';
    if ($display
      ->defaultableSections($types[$type]['plural'])) {
      $section = $types[$type]['plural'];
      $form_state
        ->set('section', $section);
      views_ui_standard_display_dropdown($form, $form_state, $section);
    }
    $count = 0;

    // Get relationship labels
    $relationships = array();
    foreach ($display
      ->getHandlers('relationship') as $id => $handler) {
      $relationships[$id] = $handler
        ->adminLabel();
    }
    $form['fields'] = array(
      '#type' => 'table',
      '#header' => array(
        '',
        $this
          ->t('Weight'),
        $this
          ->t('Remove'),
      ),
      '#empty' => $this
        ->t('No fields available.'),
      '#tabledrag' => array(
        array(
          'action' => 'order',
          'relationship' => 'sibling',
          'group' => 'weight',
        ),
      ),
      '#tree' => TRUE,
      '#prefix' => '<div class="scroll" data-drupal-views-scroll>',
      '#suffix' => '</div>',
    );
    foreach ($display
      ->getOption($types[$type]['plural']) as $id => $field) {
      $form['fields'][$id] = array();
      $form['fields'][$id]['#attributes'] = array(
        'class' => array(
          'draggable',
        ),
        'id' => 'views-row-' . $id,
      );
      $handler = $display
        ->getHandler($type, $id);
      if ($handler) {
        $name = $handler
          ->adminLabel() . ' ' . $handler
          ->adminSummary();
        if (!empty($field['relationship']) && !empty($relationships[$field['relationship']])) {
          $name = '(' . $relationships[$field['relationship']] . ') ' . $name;
        }
        $markup = $name;
      }
      else {
        $name = $id;
        $markup = $this
          ->t('Broken field @id', array(
          '@id' => $id,
        ));
      }
      $form['fields'][$id]['name'] = array(
        '#markup' => $markup,
      );
      $form['fields'][$id]['weight'] = array(
        '#type' => 'textfield',
        '#default_value' => ++$count,
        '#attributes' => array(
          'class' => array(
            'weight',
          ),
        ),
        '#title' => t('Weight for @title', array(
          '@title' => $name,
        )),
        '#title_display' => 'invisible',
      );
      $form['fields'][$id]['removed'] = array(
        '#type' => 'checkbox',
        '#title' => t('Remove @title', array(
          '@title' => $name,
        )),
        '#title_display' => 'invisible',
        '#id' => 'views-removed-' . $id,
        '#attributes' => array(
          'class' => array(
            'views-remove-checkbox',
          ),
        ),
        '#default_value' => 0,
        '#suffix' => \Drupal::l(SafeMarkup::format('<span>@text</span>', array(
          '@text' => $this
            ->t('Remove'),
        )), Url::fromRoute('<none>', array(), array(
          'attributes' => array(
            'id' => 'views-remove-link-' . $id,
            'class' => array(
              'views-hidden',
              'views-button-remove',
              'views-remove-link',
            ),
            'alt' => $this
              ->t('Remove this item'),
            'title' => $this
              ->t('Remove this item'),
          ),
        ))),
      );
    }
    $view
      ->getStandardButtons($form, $form_state, 'views_ui_rearrange_form');
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $view = $form_state
      ->get('view');
    $display_id = $form_state
      ->get('display_id');
    $type = $form_state
      ->get('type');
    $types = ViewExecutable::getHandlerTypes();
    $display =& $view
      ->getExecutable()->displayHandlers
      ->get($display_id);
    $old_fields = $display
      ->getOption($types[$type]['plural']);
    $new_fields = $order = array();

    // Make an array with the weights
    foreach ($form_state
      ->getValue('fields') as $field => $info) {

      // add each value that is a field with a weight to our list, but only if
      // it has had its 'removed' checkbox checked.
      if (is_array($info) && isset($info['weight']) && empty($info['removed'])) {
        $order[$field] = $info['weight'];
      }
    }

    // Sort the array
    asort($order);

    // Create a new list of fields in the new order.
    foreach (array_keys($order) as $field) {
      $new_fields[$field] = $old_fields[$field];
    }
    $display
      ->setOption($types[$type]['plural'], $new_fields);

    // Store in cache
    $view
      ->cacheSet();
  }

}

Classes

Name	Description
Rearrange	Provides a rearrange form for Views handlers.