Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\statistics\Plugin\Block;
Chris@0: 
Chris@0: use Drupal\Core\Access\AccessResult;
Chris@0: use Drupal\Core\Block\BlockBase;
Chris@0: use Drupal\Core\Entity\EntityRepositoryInterface;
Chris@0: use Drupal\Core\Entity\EntityTypeManagerInterface;
Chris@0: use Drupal\Core\Form\FormStateInterface;
Chris@0: use Drupal\Core\Render\RendererInterface;
Chris@0: use Drupal\Core\Session\AccountInterface;
Chris@0: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0: use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
Chris@0: use Drupal\statistics\StatisticsStorageInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Provides a 'Popular content' block.
Chris@0:  *
Chris@0:  * @Block(
Chris@0:  *   id = "statistics_popular_block",
Chris@0:  *   admin_label = @Translation("Popular content")
Chris@0:  * )
Chris@0:  */
Chris@0: class StatisticsPopularBlock extends BlockBase implements ContainerFactoryPluginInterface {
Chris@0: 
Chris@0:   /**
Chris@0:    * The entity type manager.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Entity\EntityTypeManagerInterface
Chris@0:    */
Chris@0:   protected $entityTypeManager;
Chris@0: 
Chris@0:   /**
Chris@0:    * The entity repository service.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Entity\EntityRepositoryInterface
Chris@0:    */
Chris@0:   protected $entityRepository;
Chris@0: 
Chris@0:   /**
Chris@0:    * The storage for statistics.
Chris@0:    *
Chris@0:    * @var \Drupal\statistics\StatisticsStorageInterface
Chris@0:    */
Chris@0:   protected $statisticsStorage;
Chris@0: 
Chris@0:   /**
Chris@0:    * @var \Drupal\Core\Render\RendererInterface
Chris@0:    */
Chris@0:   protected $renderer;
Chris@0: 
Chris@0:   /**
Chris@0:    * Constructs an StatisticsPopularBlock object.
Chris@0:    *
Chris@0:    * @param array $configuration
Chris@0:    *   A configuration array containing information about the plugin instance.
Chris@0:    * @param string $plugin_id
Chris@0:    *   The plugin_id for the plugin instance.
Chris@0:    * @param mixed $plugin_definition
Chris@0:    *   The plugin implementation definition.
Chris@0:    * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
Chris@0:    *   The entity type manager.
Chris@0:    * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
Chris@0:    *   The entity repository service
Chris@0:    * @param \Drupal\statistics\StatisticsStorageInterface $statistics_storage
Chris@0:    *   The storage for statistics.
Chris@0:    */
Chris@0:   public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, EntityRepositoryInterface $entity_repository, StatisticsStorageInterface $statistics_storage, RendererInterface $renderer) {
Chris@0:     parent::__construct($configuration, $plugin_id, $plugin_definition);
Chris@0:     $this->entityTypeManager = $entity_type_manager;
Chris@0:     $this->entityRepository = $entity_repository;
Chris@0:     $this->statisticsStorage = $statistics_storage;
Chris@0:     $this->renderer = $renderer;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
Chris@0:     return new static(
Chris@0:       $configuration,
Chris@0:       $plugin_id,
Chris@0:       $plugin_definition,
Chris@0:       $container->get('entity_type.manager'),
Chris@0:       $container->get('entity.repository'),
Chris@0:       $container->get('statistics.storage.node'),
Chris@0:       $container->get('renderer')
Chris@0:     );
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function defaultConfiguration() {
Chris@0:     return [
Chris@0:       'top_day_num' => 0,
Chris@0:       'top_all_num' => 0,
Chris@17:       'top_last_num' => 0,
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected function blockAccess(AccountInterface $account) {
Chris@0:     return AccessResult::allowedIfHasPermission($account, 'access content');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function blockForm($form, FormStateInterface $form_state) {
Chris@0:     // Popular content block settings.
Chris@0:     $numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40];
Chris@0:     $numbers = ['0' => $this->t('Disabled')] + array_combine($numbers, $numbers);
Chris@0:     $form['statistics_block_top_day_num'] = [
Chris@0:      '#type' => 'select',
Chris@0:      '#title' => $this->t("Number of day's top views to display"),
Chris@0:      '#default_value' => $this->configuration['top_day_num'],
Chris@0:      '#options' => $numbers,
Chris@0:      '#description' => $this->t('How many content items to display in "day" list.'),
Chris@0:     ];
Chris@0:     $form['statistics_block_top_all_num'] = [
Chris@0:       '#type' => 'select',
Chris@0:       '#title' => $this->t('Number of all time views to display'),
Chris@0:       '#default_value' => $this->configuration['top_all_num'],
Chris@0:       '#options' => $numbers,
Chris@0:       '#description' => $this->t('How many content items to display in "all time" list.'),
Chris@0:     ];
Chris@0:     $form['statistics_block_top_last_num'] = [
Chris@0:       '#type' => 'select',
Chris@0:       '#title' => $this->t('Number of most recent views to display'),
Chris@0:       '#default_value' => $this->configuration['top_last_num'],
Chris@0:       '#options' => $numbers,
Chris@0:       '#description' => $this->t('How many content items to display in "recently viewed" list.'),
Chris@0:     ];
Chris@0:     return $form;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function blockSubmit($form, FormStateInterface $form_state) {
Chris@0:     $this->configuration['top_day_num'] = $form_state->getValue('statistics_block_top_day_num');
Chris@0:     $this->configuration['top_all_num'] = $form_state->getValue('statistics_block_top_all_num');
Chris@0:     $this->configuration['top_last_num'] = $form_state->getValue('statistics_block_top_last_num');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function build() {
Chris@0:     $content = [];
Chris@0: 
Chris@0:     if ($this->configuration['top_day_num'] > 0) {
Chris@0:       $nids = $this->statisticsStorage->fetchAll('daycount', $this->configuration['top_day_num']);
Chris@0:       if ($nids) {
Chris@0:         $content['top_day'] = $this->nodeTitleList($nids, $this->t("Today's:"));
Chris@0:         $content['top_day']['#suffix'] = '<br />';
Chris@0:       }
Chris@0:     }
Chris@0: 
Chris@0:     if ($this->configuration['top_all_num'] > 0) {
Chris@0:       $nids = $this->statisticsStorage->fetchAll('totalcount', $this->configuration['top_all_num']);
Chris@0:       if ($nids) {
Chris@0:         $content['top_all'] = $this->nodeTitleList($nids, $this->t('All time:'));
Chris@0:         $content['top_all']['#suffix'] = '<br />';
Chris@0:       }
Chris@0:     }
Chris@0: 
Chris@0:     if ($this->configuration['top_last_num'] > 0) {
Chris@0:       $nids = $this->statisticsStorage->fetchAll('timestamp', $this->configuration['top_last_num']);
Chris@0:       $content['top_last'] = $this->nodeTitleList($nids, $this->t('Last viewed:'));
Chris@0:       $content['top_last']['#suffix'] = '<br />';
Chris@0:     }
Chris@0: 
Chris@0:     return $content;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Generates the ordered array of node links for build().
Chris@0:    *
Chris@0:    * @param int[] $nids
Chris@0:    *   An ordered array of node ids.
Chris@0:    * @param string $title
Chris@0:    *   The title for the list.
Chris@0:    *
Chris@0:    * @return array
Chris@0:    *   A render array for the list.
Chris@0:    */
Chris@0:   protected function nodeTitleList(array $nids, $title) {
Chris@0:     $nodes = $this->entityTypeManager->getStorage('node')->loadMultiple($nids);
Chris@0: 
Chris@0:     $items = [];
Chris@0:     foreach ($nids as $nid) {
Chris@0:       $node = $this->entityRepository->getTranslationFromContext($nodes[$nid]);
Chris@14:       $item = $node->toLink()->toRenderable();
Chris@0:       $this->renderer->addCacheableDependency($item, $node);
Chris@0:       $items[] = $item;
Chris@0:     }
Chris@0: 
Chris@0:     return [
Chris@0:       '#theme' => 'item_list__node',
Chris@0:       '#items' => $items,
Chris@0:       '#title' => $title,
Chris@0:       '#cache' => [
Chris@0:         'tags' => $this->entityTypeManager->getDefinition('node')->getListCacheTags(),
Chris@0:       ],
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0: }