' . t('About') . ''; $output .= '

' . t('The Statistics module shows you how often content is viewed. This is useful in determining which pages of your site are most popular. For more information, see the online documentation for the Statistics module.', [':statistics_do' => 'https://www.drupal.org/documentation/modules/statistics/']) . '

'; $output .= '

' . t('Uses') . '

'; $output .= '

' . t('Displaying popular content') . ': ' . t('The module includes a Popular content block that displays the most viewed pages today and for all time, and the last content viewed. To use the block, enable Count content views on the Statistics page, and then you can enable and configure the block on the Block layout page.', [':statistics-settings' => Url::fromRoute('statistics.settings')->toString(), ':blocks' => (\Drupal::moduleHandler()->moduleExists('block')) ? Url::fromRoute('block.admin_display')->toString() : '#']) . '
' . t('Page view counter') . ': ' . t('The Statistics module includes a counter for each page that increases whenever the page is viewed. To use the counter, enable Count content views on the Statistics page, and set the necessary permissions (View content hits) so that the counter is visible to the users.', [':statistics-settings' => Url::fromRoute('statistics.settings')->toString(), ':permissions' => Url::fromRoute('user.admin_permissions', [], ['fragment' => 'module-statistics'])->toString()]) . '

'; return $output; case 'statistics.settings': return '

' . t('Settings for the statistical information that Drupal will keep about the site.') . '

'; } } /** * Implements hook_ENTITY_TYPE_view() for node entities. */ function statistics_node_view(array &$build, EntityInterface $node, EntityViewDisplayInterface $display, $view_mode) { if (!$node->isNew() && $view_mode == 'full' && node_is_page($node) && empty($node->in_preview)) { $build['#attached']['library'][] = 'statistics/drupal.statistics'; $settings = ['data' => ['nid' => $node->id()], 'url' => \Drupal::request()->getBasePath() . '/' . drupal_get_path('module', 'statistics') . '/statistics.php']; $build['#attached']['drupalSettings']['statistics'] = $settings; } } /** * Implements hook_node_links_alter(). */ function statistics_node_links_alter(array &$links, NodeInterface $entity, array &$context) { if ($context['view_mode'] != 'rss') { $links['#cache']['contexts'][] = 'user.permissions'; if (\Drupal::currentUser()->hasPermission('view post access counter')) { $statistics = \Drupal::service('statistics.storage.node')->fetchView($entity->id()); if ($statistics) { $statistics_links['statistics_counter']['title'] = \Drupal::translation()->formatPlural($statistics->getTotalCount(), '1 view', '@count views'); $links['statistics'] = [ '#theme' => 'links__node__statistics', '#links' => $statistics_links, '#attributes' => ['class' => ['links', 'inline']], ]; } $links['#cache']['max-age'] = \Drupal::config('statistics.settings')->get('display_max_age'); } } } /** * Implements hook_cron(). */ function statistics_cron() { $storage = \Drupal::service('statistics.storage.node'); $storage->resetDayCount(); $max_total_count = $storage->maxTotalCount(); \Drupal::state()->set('statistics.node_counter_scale', 1.0 / max(1.0, $max_total_count)); } /** * Implements hook_ENTITY_TYPE_predelete() for node entities. */ function statistics_node_predelete(EntityInterface $node) { // Clean up statistics table when node is deleted. $id = $node->id(); return \Drupal::service('statistics.storage.node')->deleteViews($id); } /** * Implements hook_ranking(). */ function statistics_ranking() { if (\Drupal::config('statistics.settings')->get('count_content_views')) { return [ 'views' => [ 'title' => t('Number of views'), 'join' => [ 'type' => 'LEFT', 'table' => 'node_counter', 'alias' => 'node_counter', 'on' => 'node_counter.nid = i.sid', ], // Inverse law that maps the highest view count on the site to 1 and 0 // to 0. Note that the ROUND here is necessary for PostgreSQL and SQLite // in order to ensure that the :statistics_scale argument is treated as // a numeric type, because the PostgreSQL PDO driver sometimes puts // values in as strings instead of numbers in complex expressions like // this. 'score' => '2.0 - 2.0 / (1.0 + node_counter.totalcount * (ROUND(:statistics_scale, 4)))', 'arguments' => [':statistics_scale' => \Drupal::state()->get('statistics.node_counter_scale', 0)], ], ]; } } /** * Implements hook_preprocess_HOOK() for block templates. */ function statistics_preprocess_block(&$variables) { if ($variables['configuration']['provider'] == 'statistics') { $variables['attributes']['role'] = 'navigation'; } } /** * Implements hook_block_alter(). * * Removes the "popular" block from display if the module is not configured * to count content views. */ function statistics_block_alter(&$definitions) { $statistics_count_content_views = \Drupal::config('statistics.settings')->get('count_content_views'); if (empty($statistics_count_content_views)) { unset($definitions['statistics_popular_block']); } }