diff core/modules/statistics/src/Plugin/Block/StatisticsPopularBlock.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/statistics/src/Plugin/Block/StatisticsPopularBlock.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,216 @@
+<?php
+
+namespace Drupal\statistics\Plugin\Block;
+
+use Drupal\Core\Access\AccessResult;
+use Drupal\Core\Block\BlockBase;
+use Drupal\Core\Entity\EntityRepositoryInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Render\RendererInterface;
+use Drupal\Core\Session\AccountInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
+use Drupal\statistics\StatisticsStorageInterface;
+
+/**
+ * Provides a 'Popular content' block.
+ *
+ * @Block(
+ *   id = "statistics_popular_block",
+ *   admin_label = @Translation("Popular content")
+ * )
+ */
+class StatisticsPopularBlock extends BlockBase implements ContainerFactoryPluginInterface {
+
+  /**
+   * The entity type manager.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
+   */
+  protected $entityTypeManager;
+
+  /**
+   * The entity repository service.
+   *
+   * @var \Drupal\Core\Entity\EntityRepositoryInterface
+   */
+  protected $entityRepository;
+
+  /**
+   * The storage for statistics.
+   *
+   * @var \Drupal\statistics\StatisticsStorageInterface
+   */
+  protected $statisticsStorage;
+
+  /**
+   * @var \Drupal\Core\Render\RendererInterface
+   */
+  protected $renderer;
+
+  /**
+   * Constructs an StatisticsPopularBlock object.
+   *
+   * @param array $configuration
+   *   A configuration array containing information about the plugin instance.
+   * @param string $plugin_id
+   *   The plugin_id for the plugin instance.
+   * @param mixed $plugin_definition
+   *   The plugin implementation definition.
+   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
+   *   The entity type manager.
+   * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
+   *   The entity repository service
+   * @param \Drupal\statistics\StatisticsStorageInterface $statistics_storage
+   *   The storage for statistics.
+   */
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, EntityRepositoryInterface $entity_repository, StatisticsStorageInterface $statistics_storage, RendererInterface $renderer) {
+    parent::__construct($configuration, $plugin_id, $plugin_definition);
+    $this->entityTypeManager = $entity_type_manager;
+    $this->entityRepository = $entity_repository;
+    $this->statisticsStorage = $statistics_storage;
+    $this->renderer = $renderer;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    return new static(
+      $configuration,
+      $plugin_id,
+      $plugin_definition,
+      $container->get('entity_type.manager'),
+      $container->get('entity.repository'),
+      $container->get('statistics.storage.node'),
+      $container->get('renderer')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultConfiguration() {
+    return [
+      'top_day_num' => 0,
+      'top_all_num' => 0,
+      'top_last_num' => 0
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function blockAccess(AccountInterface $account) {
+    return AccessResult::allowedIfHasPermission($account, 'access content');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function blockForm($form, FormStateInterface $form_state) {
+    // Popular content block settings.
+    $numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40];
+    $numbers = ['0' => $this->t('Disabled')] + array_combine($numbers, $numbers);
+    $form['statistics_block_top_day_num'] = [
+     '#type' => 'select',
+     '#title' => $this->t("Number of day's top views to display"),
+     '#default_value' => $this->configuration['top_day_num'],
+     '#options' => $numbers,
+     '#description' => $this->t('How many content items to display in "day" list.'),
+    ];
+    $form['statistics_block_top_all_num'] = [
+      '#type' => 'select',
+      '#title' => $this->t('Number of all time views to display'),
+      '#default_value' => $this->configuration['top_all_num'],
+      '#options' => $numbers,
+      '#description' => $this->t('How many content items to display in "all time" list.'),
+    ];
+    $form['statistics_block_top_last_num'] = [
+      '#type' => 'select',
+      '#title' => $this->t('Number of most recent views to display'),
+      '#default_value' => $this->configuration['top_last_num'],
+      '#options' => $numbers,
+      '#description' => $this->t('How many content items to display in "recently viewed" list.'),
+    ];
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function blockSubmit($form, FormStateInterface $form_state) {
+    $this->configuration['top_day_num'] = $form_state->getValue('statistics_block_top_day_num');
+    $this->configuration['top_all_num'] = $form_state->getValue('statistics_block_top_all_num');
+    $this->configuration['top_last_num'] = $form_state->getValue('statistics_block_top_last_num');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function build() {
+    $content = [];
+
+    if ($this->configuration['top_day_num'] > 0) {
+      $nids = $this->statisticsStorage->fetchAll('daycount', $this->configuration['top_day_num']);
+      if ($nids) {
+        $content['top_day'] = $this->nodeTitleList($nids, $this->t("Today's:"));
+        $content['top_day']['#suffix'] = '<br />';
+      }
+    }
+
+    if ($this->configuration['top_all_num'] > 0) {
+      $nids = $this->statisticsStorage->fetchAll('totalcount', $this->configuration['top_all_num']);
+      if ($nids) {
+        $content['top_all'] = $this->nodeTitleList($nids, $this->t('All time:'));
+        $content['top_all']['#suffix'] = '<br />';
+      }
+    }
+
+    if ($this->configuration['top_last_num'] > 0) {
+      $nids = $this->statisticsStorage->fetchAll('timestamp', $this->configuration['top_last_num']);
+      $content['top_last'] = $this->nodeTitleList($nids, $this->t('Last viewed:'));
+      $content['top_last']['#suffix'] = '<br />';
+    }
+
+    return $content;
+  }
+
+  /**
+   * Generates the ordered array of node links for build().
+   *
+   * @param int[] $nids
+   *   An ordered array of node ids.
+   * @param string $title
+   *   The title for the list.
+   *
+   * @return array
+   *   A render array for the list.
+   */
+  protected function nodeTitleList(array $nids, $title) {
+    $nodes = $this->entityTypeManager->getStorage('node')->loadMultiple($nids);
+
+    $items = [];
+    foreach ($nids as $nid) {
+      $node = $this->entityRepository->getTranslationFromContext($nodes[$nid]);
+      $item = [
+        '#type' => 'link',
+        '#title' => $node->getTitle(),
+        '#url' => $node->urlInfo('canonical'),
+      ];
+      $this->renderer->addCacheableDependency($item, $node);
+      $items[] = $item;
+    }
+
+    return [
+      '#theme' => 'item_list__node',
+      '#items' => $items,
+      '#title' => $title,
+      '#cache' => [
+        'tags' => $this->entityTypeManager->getDefinition('node')->getListCacheTags(),
+      ],
+    ];
+  }
+
+}