function system_mail
Implements hook_mail().
File
- 
              core/modules/ system/ system.module, line 1097 
Code
function system_mail($key, &$message, $params) {
  $token_service = \Drupal::token();
  $context = $params['context'];
  $subject = PlainTextOutput::renderFromHtml($token_service->replace($context['subject'], $context));
  $body = $token_service->replace($context['message'], $context);
  $message['subject'] .= str_replace([
    "\r",
    "\n",
  ], '', $subject);
  $message['body'][] = $body;
}Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.
