CourseObjectViewBuilder.php in Course 8.3

Namespace

Drupal\course\View

File

src/View/CourseObjectViewBuilder.php

<?php

namespace Drupal\course\View;

use Drupal;
use Drupal\Component\Utility\Html;
use Drupal\Core\Entity\EntityViewBuilder;
use Drupal\Core\Link;
class CourseObjectViewBuilder extends EntityViewBuilder {
  public function build(array $build) {
    $build = parent::build($build);
    $courseObject = $build['#course_object'];

    // When viewing, we use the current user.
    $account = Drupal::currentUser();
    $step = array();
    $step['id'] = 'course-object-' . $courseObject
      ->getId();
    $step['image'] = '';
    $step['status'] = '';
    if ($courseObject
      ->access('see', $account)) {
      if ($courseObject
        ->access('take', $account)) {

        // User can take this course object.
        $step['link'] = $courseObject
          ->getUrl();
        $step['class'][] = 'accessible';
        $step['status'] = t('Not started');

        // Step is complete.
        if ($courseObject
          ->getFulfillment($account)
          ->isComplete()) {
          $step['class'][] = 'completed';
          $step['status'] = t('Complete');
          $step['image'] = 'core/misc/icons/73b355/check.svg';
        }
        elseif ($courseObject
          ->getFulfillment($account)
          ->getId()) {
          $step['status'] = t('In progress');
          $step['class'][] = 'in-progress';
          $step['image'] = '';
        }
        if ($courseObject
          ->getCourse()
          ->getActive() === $courseObject) {
          $step['class'][] = 'active';
        }
      }
      else {

        // User cannot access this step yet.
        $step['class'] = array(
          'not-accessible',
        );
        $step['status'] = implode('<br/>', $courseObject
          ->getAccessMessages());
      }
      if ($courseObject
        ->isRequired()) {
        $step['class'][] = 'required';
      }
      $step['class'][] = Html::cleanCssIdentifier($courseObject
        ->getComponent());
      $img = !empty($step['image']) ? [
        '#theme' => 'image',
        '#uri' => $step['image'],
        '#alt' => strip_tags($step['status']),
      ] : [];
      $build['course_outline_image'] = $img;
      $build['course_outline_link'] = array(
        '#markup' => $courseObject
          ->access('take', $account) ? Link::fromTextAndUrl($courseObject
          ->getTitle(), $courseObject
          ->getUrl())
          ->toString() : $courseObject
          ->getTitle(),
      );
      $build['course_outline_status'] = array(
        '#markup' => $step['status'],
        '#prefix' => '<div>',
        '#suffix' => '</div>',
      );

      // No cache as this list always changes.
      $build['#cache']['max-age'] = 0;
    }
    return $build;
  }

}

Classes

Name	Description
CourseObjectViewBuilder