/**
* This function returns an object containing the headers of the message. This is done by taking the raw headers
* and running them through the imap_rfc822_parse_headers function. The results are only retrieved from the server
* once unless passed true as a parameter.
*
* @param bool $force_reload Load headers anyway
*
* @return array
*/
public function getHeaders($force_reload = false)
{
if ($force_reload || empty($this->headers)) {
$raw_headers = $this->imap->fetchHeader($this->imap_stream, $this->uid, FT_UID);
$decoded_headers = iconv_mime_decode_headers($raw_headers, ICONV_MIME_DECODE_CONTINUE_ON_ERROR, 'UTF-8');
$this->headers = array_change_key_case($decoded_headers, CASE_LOWER);
}
return $this->headers;
}
