Move into nested docroot

web/core/modules/update/update.fetch.inc

@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * @file
+ * Code required only when fetching information about available updates.
+ */
+
+/**
+ * Performs any notifications that should be done once cron fetches new data.
+ *
+ * This method checks the status of the site using the new data and, depending
+ * on the configuration of the site, notifies administrators via email if there
+ * are new releases or missing security updates.
+ *
+ * @see update_requirements()
+ */
+function _update_cron_notify() {
+  $update_config = \Drupal::config('update.settings');
+  module_load_install('update');
+  $status = update_requirements('runtime');
+  $params = array();
+  $notify_all = ($update_config->get('notification.threshold') == 'all');
+  foreach (array('core', 'contrib') as $report_type) {
+    $type = 'update_' . $report_type;
+    if (isset($status[$type]['severity'])
+        && ($status[$type]['severity'] == REQUIREMENT_ERROR || ($notify_all && $status[$type]['reason'] == UPDATE_NOT_CURRENT))) {
+      $params[$report_type] = $status[$type]['reason'];
+    }
+  }
+  if (!empty($params)) {
+    $notify_list = $update_config->get('notification.emails');
+    if (!empty($notify_list)) {
+      $default_langcode = \Drupal::languageManager()->getDefaultLanguage()->getId();
+      foreach ($notify_list as $target) {
+        if ($target_user = user_load_by_mail($target)) {
+          $target_langcode = $target_user->getPreferredLangcode();
+        }
+        else {
+          $target_langcode = $default_langcode;
+        }
+        $message = \Drupal::service('plugin.manager.mail')->mail('update', 'status_notify', $target, $target_langcode, $params);
+        // Track when the last mail was successfully sent to avoid sending
+        // too many emails.
+        if ($message['result']) {
+          \Drupal::state()->set('update.last_email_notification', REQUEST_TIME);
+        }
+      }
+    }
+  }
+}