LearningPathResults.php in Opigno Learning path 3.x

Namespace

Drupal\opigno_learning_path\Controller

File

src/Controller/LearningPathResults.php

<?php

namespace Drupal\opigno_learning_path\Controller;

use Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException;
use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Link;
use Drupal\group\Entity\Group;
use Drupal\opigno_learning_path\Entity\LPResult;

/**
 * Class LearningPathResults.
 */
class LearningPathResults extends ControllerBase {

  /**
   * Results page for a learning path.
   *
   * It shows all the results of the users of this learning path.
   */
  public function results(Group $group) {

    // Get the results from the database.
    try {
      $results = LPResult::loadByLearningPath($group);
    } catch (InvalidPluginDefinitionException $e) {
      return [
        '#markup' => '<p>A problem occured while gathering the results</p>',
      ];
    }
    if (!$results) {
      return [
        '#markup' => '<p>No results for this learning path</p>',
      ];
    }

    // Format the results to be able to show them in a table.
    $rows = [];
    foreach ($results as $result) {
      if (!$result
        ->access('view') || !$result
        ->getUser()) {
        continue;
      }
      $rows[] = [
        $result
          ->getUser()
          ->getUsername(),
        $result
          ->hasPassed() ? 'Passed' : 'Not passed',
        \Drupal::service('date.formatter')
          ->format($result
          ->getCreatedTime(), 'short'),
        Link::createFromRoute('Delete', 'opigno_learning_path.results.delete', [
          'group' => $group
            ->id(),
          'result' => $result
            ->id(),
        ]),
      ];
    }

    // Now create the table.
    $form = [];
    $form['results_table'] = [
      '#type' => 'table',
      '#header' => [
        'Username',
        'Result',
        'Date',
        'Actions',
      ],
      '#rows' => $rows,
    ];
    return $form;
  }

  /**
   * Delete a result and redirect the user to the results page.
   */
  public function delete(Group $group, LPResult $result) {
    $result
      ->delete();
    $roles = \Drupal::currentUser()
      ->getRoles();
    if (array_search('administrator', $roles) === FALSE) {
      drupal_flush_all_caches();
    }
    return $this
      ->redirect('opigno_learning_path.results', [
      'group' => $group
        ->id(),
    ]);
  }

}

Classes

Name	Description
LearningPathResults	Class LearningPathResults.