function PhpMail::mail

Same name in other branches
  1. 8.9.x core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php \Drupal\Core\Mail\Plugin\Mail\PhpMail::mail()
  2. 10 core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php \Drupal\Core\Mail\Plugin\Mail\PhpMail::mail()
  3. 11.x core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php \Drupal\Core\Mail\Plugin\Mail\PhpMail::mail()

Sends an email message.

Parameters

array $message: A message array, as described in hook_mail_alter().

Return value

bool TRUE if the mail was successfully accepted, otherwise FALSE.

Overrides MailInterface::mail

See also

http://php.net/manual/function.mail.php

\Drupal\Core\Mail\MailManagerInterface::mail()

2 methods override PhpMail::mail()
TestMailCollector::mail in core/lib/Drupal/Core/Mail/Plugin/Mail/TestMailCollector.php
Sends an email message.
TestPhpMailFailure::mail in core/modules/system/tests/modules/system_mail_failure_test/src/Plugin/Mail/TestPhpMailFailure.php
Sends an email message.

File

core/lib/Drupal/Core/Mail/Plugin/Mail/PhpMail.php, line 76

Class

PhpMail
Defines the default Drupal mail backend, using PHP's native mail() function.

Namespace

Drupal\Core\Mail\Plugin\Mail

Code

public function mail(array $message) {
    // If 'Return-Path' isn't already set in php.ini, we pass it separately
    // as an additional parameter instead of in the header.
    if (isset($message['headers']['Return-Path'])) {
        $return_path_set = strpos(ini_get('sendmail_path'), ' -f');
        if (!$return_path_set) {
            $message['Return-Path'] = $message['headers']['Return-Path'];
            unset($message['headers']['Return-Path']);
        }
    }
    $headers = new Headers();
    foreach ($message['headers'] as $name => $value) {
        if (in_array(strtolower($name), self::MAILBOX_LIST_HEADERS, TRUE)) {
            // Split values by comma, but ignore commas encapsulated in double
            // quotes.
            $value = str_getcsv($value, ',');
        }
        $headers->addHeader($name, $value);
    }
    $line_endings = Settings::get('mail_line_endings', PHP_EOL);
    // Prepare mail commands.
    $mail_subject = (new UnstructuredHeader('subject', $message['subject']))->getBodyAsString();
    // Note: email uses CRLF for line-endings. PHP's API requires LF
    // on Unix and CRLF on Windows. Drupal automatically guesses the
    // line-ending format appropriate for your system. If you need to
    // override this, adjust $settings['mail_line_endings'] in settings.php.
    $mail_body = preg_replace('@\\r?\\n@', $line_endings, $message['body']);
    $mail_headers = $headers->toString();
    // Since Drupal 10+ does not support PHP < 8, this block is only relevant for Drupal 9.x.
    // See: https://www.drupal.org/node/3270647
    if (version_compare(PHP_VERSION, '8.0.0') < 0) {
        // For headers, PHP's API suggests that we use CRLF normally,
        // but some MTAs incorrectly replace LF with CRLF. See #234403.
        // PHP 8+ requires headers to be separated by CRLF,
        // so we'll replace CRLF by LF only when using PHP < 8. See:
        // - https://bugs.php.net/bug.php?id=81158
        // - https://github.com/php/php-src/commit/6983ae751cd301886c966b84367fc7aaa1273b2d#diff-c6922cd89f6f75912eb377833ca1eddb7dd41de088be821024b8a0e340fed3df
        $mail_headers = str_replace("\r\n", "\n", $mail_headers);
        $mail_subject = str_replace("\r\n", "\n", $mail_subject);
    }
    if (substr(PHP_OS, 0, 3) != 'WIN') {
        // On most non-Windows systems, the "-f" option to the sendmail command
        // is used to set the Return-Path. There is no space between -f and
        // the value of the return path.
        // We validate the return path, unless it is equal to the site mail, which
        // we assume to be safe.
        $site_mail = $this->configFactory
            ->get('system.site')
            ->get('mail');
        $additional_params = isset($message['Return-Path']) && ($site_mail === $message['Return-Path'] || static::_isShellSafe($message['Return-Path'])) ? '-f' . $message['Return-Path'] : '';
        $mail_result = $this->doMail($message['to'], $mail_subject, $mail_body, $mail_headers, $additional_params);
    }
    else {
        // On Windows, PHP will use the value of sendmail_from for the
        // Return-Path header.
        $old_from = ini_get('sendmail_from');
        ini_set('sendmail_from', $message['Return-Path']);
        $mail_result = $this->doMail($message['to'], $mail_subject, $mail_body, $mail_headers);
        ini_set('sendmail_from', $old_from);
    }
    return $mail_result;
}

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