www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/statistics/src/StatisticsSettingsForm.php

   1 <?php
   2
   3 namespace Drupal\statistics;
   4
   5 use Drupal\Core\Extension\ModuleHandlerInterface;
   6 use Drupal\Core\Form\ConfigFormBase;
   7 use Drupal\Core\Config\ConfigFactoryInterface;
   8 use Drupal\Core\Form\FormStateInterface;
   9 use Symfony\Component\DependencyInjection\ContainerInterface;
  10
  11 /**
  12  * Configure statistics settings for this site.
  13  */
  14 class StatisticsSettingsForm extends ConfigFormBase {
  15
  16   /**
  17    * The module handler.
  18    *
  19    * @var \Drupal\Core\Extension\ModuleHandlerInterface
  20    */
  21   protected $moduleHandler;
  22
  23   /**
  24    * Constructs a \Drupal\statistics\StatisticsSettingsForm object.
  25    *
  26    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
  27    *   The factory for configuration objects.
  28    * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
  29    *   The module handler.
  30    */
  31   public function __construct(ConfigFactoryInterface $config_factory, ModuleHandlerInterface $module_handler) {
  32     parent::__construct($config_factory);
  33
  34     $this->moduleHandler = $module_handler;
  35   }
  36
  37   /**
  38    * {@inheritdoc}
  39    */
  40   public static function create(ContainerInterface $container) {
  41     return new static(
  42       $container->get('config.factory'),
  43       $container->get('module_handler')
  44     );
  45   }
  46
  47   /**
  48    * {@inheritdoc}
  49    */
  50   public function getFormId() {
  51     return 'statistics_settings_form';
  52   }
  53
  54   /**
  55    * {@inheritdoc}
  56    */
  57   protected function getEditableConfigNames() {
  58     return ['statistics.settings'];
  59   }
  60
  61   /**
  62    * {@inheritdoc}
  63    */
  64   public function buildForm(array $form, FormStateInterface $form_state) {
  65     $config = $this->config('statistics.settings');
  66
  67     // Content counter settings.
  68     $form['content'] = [
  69       '#type' => 'details',
  70       '#title' => t('Content viewing counter settings'),
  71       '#open' => TRUE,
  72     ];
  73     $form['content']['statistics_count_content_views'] = [
  74       '#type' => 'checkbox',
  75       '#title' => t('Count content views'),
  76       '#default_value' => $config->get('count_content_views'),
  77       '#description' => t('Increment a counter each time content is viewed.'),
  78     ];
  79
  80     return parent::buildForm($form, $form_state);
  81   }
  82
  83   /**
  84    * {@inheritdoc}
  85    */
  86   public function submitForm(array &$form, FormStateInterface $form_state) {
  87     $this->config('statistics.settings')
  88       ->set('count_content_views', $form_state->getValue('statistics_count_content_views'))
  89       ->save();
  90
  91     // The popular statistics block is dependent on these settings, so clear the
  92     // block plugin definitions cache.
  93     if ($this->moduleHandler->moduleExists('block')) {
  94       \Drupal::service('plugin.manager.block')->clearCachedDefinitions();
  95     }
  96
  97     parent::submitForm($form, $form_state);
  98   }
  99
 100 }