diff options
| -rw-r--r-- | src/EmailMessage.php | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/EmailMessage.php b/src/EmailMessage.php index 6cfa0a5..73716e0 100644 --- a/src/EmailMessage.php +++ b/src/EmailMessage.php @@ -79,7 +79,17 @@ abstract class EmailMessage implements Message { } public function getInReplyTo() { - return $this->getHeader('in-reply-to'); + $irt = $this->getHeader('in-reply-to'); + + // Try to get a message id from the In-Reply-To header + foreach (mailparse_rfc822_parse_addresses($irt) as $part) { + if (isset($part['address']) && strlen($part['address']) > 0) { + return '<' . $part['address'] . '>'; + } + } + + // Ack, no message id, just return the raw header + return $irt; } public function getReferences() { |