public function SwiftMailer::format in Swift Mailer 8.2

Same name and namespace in other branches

1. 8 src/Plugin/Mail/SwiftMailer.php \Drupal\swiftmailer\Plugin\Mail\SwiftMailer::format()

Formats a message composed by drupal_mail().

Parameters

array $message: A message array holding all relevant details for the message.

Return value

array The message as it should be sent.

Overrides MailInterface::format

File

src/Plugin/Mail/SwiftMailer.php, line 157

Class

SwiftMailer

Provides a 'Swift Mailer' plugin to send emails.

Namespace

Drupal\swiftmailer\Plugin\Mail

Code

public function format(array $message) {

  // Get content type.
  $is_html = $this
    ->getContentType($message) == SWIFTMAILER_FORMAT_HTML;

  // Determine if a plain text alternative is required. The message parameter
  // takes priority over config. Support the alternate parameter 'convert'
  // for back-compatibility.
  $generate_plain = $message['params']['generate_plain'] ?? $message['params']['convert'] ?? $this->config['message']['generate_plain'];
  if ($generate_plain && empty($message['plain']) && $is_html) {

    // Generate plain text alternative. This must be done first with the
    // original message body, before overwriting it with the HTML version.
    $saved_body = $message['body'];
    $this
      ->massageMessageBody($message, FALSE);
    $message['plain'] = $message['body'];
    $message['body'] = $saved_body;
  }
  $this
    ->massageMessageBody($message, $is_html);

  // We replace all 'image:foo' in the body with a unique magic string like
  // 'cid:[randomname]' and keep track of this. It will be replaced by the
  // final "cid" in ::embed().
  $random = new Random();
  $embeddable_images = [];
  $processed_images = [];
  preg_match_all('/"image:([^"]+)"/', $message['body'], $embeddable_images);
  for ($i = 0; $i < count($embeddable_images[0]); $i++) {
    $image_id = $embeddable_images[0][$i];
    if (isset($processed_images[$image_id])) {
      continue;
    }
    $image_path = trim($embeddable_images[1][$i]);
    $image_name = basename($image_path);
    if (mb_substr($image_path, 0, 1) == '/') {
      $image_path = mb_substr($image_path, 1);
    }
    $image = new \stdClass();
    $image->uri = $image_path;
    $image->filename = $image_name;
    $image->filemime = \Drupal::service('file.mime_type.guesser')
      ->guess($image_path);
    $image->cid = $random
      ->name(8, TRUE);
    $message['params']['images'][] = $image;
    $message['body'] = preg_replace($image_id, 'cid:' . $image->cid, $message['body']);
    $processed_images[$image_id] = 1;
  }
  return $message;
}