full working version

wisski_cloud_account_manager.module

@@ -1,8 +1,44 @@
 <?php
 
-use Drupal\Core\Mail\MailManagerInterface;
-use Drupal\Component\Utility\SafeMarkup;
-use Drupal\Component\Utility\Html;
+/**
+ * Implements hook_cron().
+ */
+function wisski_cloud_account_manager_cron() {
+  $time_limit = \Drupal::time()->getRequestTime() - 24 * 60 * 60;
+
+  $ids = \Drupal::entityQuery('user')
+    ->condition('status', 0)
+    ->condition('created', $time_limit, '<')
+    ->accessCheck(TRUE)
+    ->execute();
+
+  // Delete rows from the wisski_cloud_account_manager table.
+  $connection = \Drupal::database();
+
+  $wisskiCloudUsers = $connection->select('wisski_cloud_account_manager', 'wcam')
+    ->fields('wcam', ['uid'])
+    ->condition('uid', $ids, 'IN')
+    ->execute()
+    ->fetchAll();
+
+  $ids = array_map(function($wisskiCloudUser) {
+    return $wisskiCloudUser->uid;
+  }, $wisskiCloudUsers);
+
+  if (empty($ids)) {
+    return;
+  }
+
+  \Drupal::logger('wisski_cloud_account_manager')->notice('Deleting users, who missed the validation: @ids', ['@ids' => implode(', ', $ids)]);
+  $connection->delete('wisski_cloud_account_manager')
+    ->condition('uid', $ids, 'IN')
+    ->execute();
+
+  $storage_handler = \Drupal::entityTypeManager()->getStorage('user');
+  $entities = $storage_handler->loadMultiple($ids);
+  $storage_handler->delete($entities);
+
+}
 
 /**
  * Implements hook_help().
@@ -28,6 +64,7 @@ function wisski_cloud_account_manager_help($route_name, \Drupal\Core\Routing\Rou
   return $output;
 }
 
+
 /**
  * Implements hook_mail().
  */
@@ -63,12 +100,22 @@ function wisski_cloud_account_manager_theme($existing, $type, $theme, $path) {
       'variables' => ['date' => NULL],
     ],
     'wisski_cloud_account_manager_account_managing_page' => [
-      'variables' => ['accounts' => NULL],
+      'variables' => [
+        'accounts' => NULL,
+        'healthCheck' => NULL,],
     ],
     'wisski_cloud_account_manager_validation_page' => [
       'variables' => ['account' => NULL],
     ],
-
+    'wisski_cloud_account_manager_health_check_page' => [
+      'variables' => ['healthCheck' => NULL],
+    ],
+    'wisski_cloud_account_manager_validation_email' => [
+      'variables' => [
+        'personName' => NULL,
+        'validationLink' => NULL,
+      ],
+    ],
   ];
 }