Drupal\entity_browser\Plugin\EntityBrowser\SelectionDisplay\View

Complexity

Total Complexity

12

Size/Duplication

Total Lines	95
Duplicated Lines	5.26 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	2
Bugs	1	Features	1

5 Methods

Rating	Name	Duplication	Size	Complexity
A	defaultConfiguration()	0	6	1
B	getForm()	0	31	4
A	submit()	0	5	2
A	buildConfigurationForm()	0	22	3
A	submitConfigurationForm()	5	9	2

<?php

/**
 * Contains \Drupal\entity_browser\Plugin\EntityBrowser\SelectionDisplay\View.
 */

namespace Drupal\entity_browser\Plugin\EntityBrowser\SelectionDisplay;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\entity_browser\SelectionDisplayBase;
use Drupal\views\Views;

/**
 * Displays current selection in a View.
 *
 * @EntityBrowserSelectionDisplay(
 *   id = "view",
 *   label = @Translation("View selection display"),
 *   description = @Translation("Displays current selection in a View.")
 * )
 */
class View extends SelectionDisplayBase {

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return array(
      'view' => NULL,
      'view_display' => NULL,
    ) + parent::defaultConfiguration();
  }

  /**
   * {@inheritdoc}
   */
  public function getForm(array &$original_form, FormStateInterface $form_state) {
    $form = [];

    // TODO - do we need better error handling for view and view_display (in case
    // either of those is nonexistent or display not of correct type)?
    $storage = &$form_state->getStorage();
    if (empty($storage['selection_display_view']) || $form_state->isRebuilding()) {
      $storage['selection_display_view'] = $this->entityManager
        ->getStorage('view')
        ->load($this->configuration['view'])
        ->getExecutable();
    }

    // TODO - if there are entities that are selected multiple times this displays
    // them only once. Reason for that is how SQL and Views work and we probably
    // can't do much about it.
    if (!empty($this->selectedEntities)) {
      $ids = array_map(function(EntityInterface $item) {return $item->id();}, $this->selectedEntities);
      $storage['selection_display_view']->setArguments([implode(',', $ids)]);
    }

    $form['view'] = $storage['selection_display_view']->executeDisplay($this->configuration['view_display']);

    $form['use_selected'] = array(
      '#type' => 'submit',
      '#value' => t('Use selection'),
      '#name' => 'use_selected',
    );

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submit(array &$form, FormStateInterface $form_state) {
    if ($form_state->getTriggeringElement()['#name'] == 'use_selected') {
      $this->selectionDone($form_state);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $options = [];

    // Get all views displays.
    $views = Views::getAllViews();
    foreach ($views as $view_id => $view) {
      foreach ($view->get('display') as $display_id => $display)  {
        $options[$view_id . '.' . $display_id] = $this->t('@view : @display', array('@view' => $view->label(), '@display' => $display['display_title']));
      }
    }

    $form['view'] = [
      '#type' => 'select',
      '#title' => $this->t('View : View display'),
      '#default_value' => $this->configuration['view'] . '.' . $this->configuration['view_display'],
      '#options' => $options,
      '#required' => TRUE,
      '#description' => 'View display to use for displaying currently selected items. Do note that to get something usefull out of this display, its first contextual filter should be a filter on the primary identifier field of your entity type (e.g., Node ID, Media ID).',
    ];

    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    $values = $form_state->getValues();

    if (!empty($values['view'])) {

This code seems to be duplicated across your project.

      list($view_id, $display_id) = explode('.', $values['view']);
      $this->configuration['view'] = $view_id;
      $this->configuration['view_display'] = $display_id;
    }
  }
}