Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\statistics;
Chris@0: 
Chris@0: use Drupal\Core\Extension\ModuleHandlerInterface;
Chris@0: use Drupal\Core\Form\ConfigFormBase;
Chris@0: use Drupal\Core\Config\ConfigFactoryInterface;
Chris@0: use Drupal\Core\Form\FormStateInterface;
Chris@0: use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Configure statistics settings for this site.
Chris@14:  *
Chris@14:  * @internal
Chris@0:  */
Chris@0: class StatisticsSettingsForm extends ConfigFormBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * The module handler.
Chris@0:    *
Chris@0:    * @var \Drupal\Core\Extension\ModuleHandlerInterface
Chris@0:    */
Chris@0:   protected $moduleHandler;
Chris@0: 
Chris@0:   /**
Chris@0:    * Constructs a \Drupal\statistics\StatisticsSettingsForm object.
Chris@0:    *
Chris@0:    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
Chris@0:    *   The factory for configuration objects.
Chris@0:    * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
Chris@0:    *   The module handler.
Chris@0:    */
Chris@0:   public function __construct(ConfigFactoryInterface $config_factory, ModuleHandlerInterface $module_handler) {
Chris@0:     parent::__construct($config_factory);
Chris@0: 
Chris@0:     $this->moduleHandler = $module_handler;
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public static function create(ContainerInterface $container) {
Chris@0:     return new static(
Chris@0:       $container->get('config.factory'),
Chris@0:       $container->get('module_handler')
Chris@0:     );
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function getFormId() {
Chris@0:     return 'statistics_settings_form';
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected function getEditableConfigNames() {
Chris@0:     return ['statistics.settings'];
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function buildForm(array $form, FormStateInterface $form_state) {
Chris@0:     $config = $this->config('statistics.settings');
Chris@0: 
Chris@0:     // Content counter settings.
Chris@0:     $form['content'] = [
Chris@0:       '#type' => 'details',
Chris@0:       '#title' => t('Content viewing counter settings'),
Chris@0:       '#open' => TRUE,
Chris@0:     ];
Chris@0:     $form['content']['statistics_count_content_views'] = [
Chris@0:       '#type' => 'checkbox',
Chris@0:       '#title' => t('Count content views'),
Chris@0:       '#default_value' => $config->get('count_content_views'),
Chris@0:       '#description' => t('Increment a counter each time content is viewed.'),
Chris@0:     ];
Chris@0: 
Chris@0:     return parent::buildForm($form, $form_state);
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   public function submitForm(array &$form, FormStateInterface $form_state) {
Chris@0:     $this->config('statistics.settings')
Chris@0:       ->set('count_content_views', $form_state->getValue('statistics_count_content_views'))
Chris@0:       ->save();
Chris@0: 
Chris@0:     // The popular statistics block is dependent on these settings, so clear the
Chris@0:     // block plugin definitions cache.
Chris@0:     if ($this->moduleHandler->moduleExists('block')) {
Chris@0:       \Drupal::service('plugin.manager.block')->clearCachedDefinitions();
Chris@0:     }
Chris@0: 
Chris@0:     parent::submitForm($form, $form_state);
Chris@0:   }
Chris@0: 
Chris@0: }