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Philipp 2020-09-19 22:49:44 +02:00
parent 874cef6a19
commit 5663e61791
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GPG Key ID: 9A28B7D4FF5667BD
1 changed files with 5 additions and 3 deletions
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phpmailer/phpmailer.php
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@ -91,11 +91,13 @@ function phpmailer_emailer_send_prepare(App $a, IEmail &$email)
// additional headers // additional headers
if (!empty($email->getAdditionalMailHeader())) { if (!empty($email->getAdditionalMailHeader())) {
foreach ($email->getAdditionalMailHeader() as $name => $values) { foreach ($email->getAdditionalMailHeader() as $name => $values) {
// Skip the "Message-ID" header because PHP-Mailer is using its own // Set the "Message-ID" header for PHP-Mailer directly
if ($name == 'Message-Id') { if ($name == 'Message-Id') {
continue; // implode all values to one entry, because there's only one value possible
$mailer->MessageID = trim(implode("", $values));
} else {
$mailer->addCustomHeader(trim($name), trim(implode("\n", $values)));
} }
$mailer->addCustomHeader(trim($name), trim(implode("\n", $values)));
} }
} }