private static function parseMessage($message, $charset)
{
$headerP = strpos($message, "\r\n\r\n");
$rawHeader = substr($message, 0, $headerP);
$body = substr($message, $headerP+4);
$header = CMailMessage::ParseHeader($rawHeader, $charset);
$htmlBody = '';
$textBody = '';
$parts = array();
if ($header->IsMultipart())
{
$startB = "\r\n--" . $header->GetBoundary() . "\r\n";
$endB = "\r\n--" . $header->GetBoundary() . "--\r\n";
$startP = strpos($message, $startB)+strlen($startB);
$endP = strpos($message, $endB);
$data = substr($message, $startP, $endP-$startP);
$isHtml = false;
$rawParts = preg_split("/\r\n--".preg_quote($header->GetBoundary(), '/')."\r\n/s", $data);
$tmpParts = array();
foreach ($rawParts as $part)
{
if (substr($part, 0, 2) == "\r\n")
$part = "\r\n" . $part;
list(, $subHtml, $subText, $subParts) = CMailMessage::parseMessage($part, $charset);
if ($subHtml)
$isHtml = true;
if ($subText)
$tmpParts[] = array($subHtml, $subText);
$parts = array_merge($parts, $subParts);
}
if (strtolower($header->MultipartType()) == 'alternative')
{
foreach ($tmpParts as $part)
{
if ($part[0])
{
if (!$textBody || $htmlBody && (strlen($htmlBody) < strlen($part[0])))
{
$htmlBody = $part[0];
$textBody = $part[1];
}
}
else
{
if (!$textBody || strlen($textBody) < strlen($part[1]))
{
$htmlBody = '';
$textBody = $part[1];
}
}
}
}
else
{
foreach ($tmpParts as $part)
{
if ($textBody)
$textBody .= "\r\n\r\n";
$textBody .= $part[1];
if ($isHtml)
{
if ($htmlBody)
$htmlBody .= "\r\n\r\n";
$htmlBody .= $part[0] ?: $part[1];
}
}
}
}
else
{
$bodyPart = CMailMessage::decodeMessageBody($header, $body, $charset);
if (!$bodyPart['FILENAME'] && strpos(strtolower($bodyPart['CONTENT-TYPE']), 'text/') === 0)
{
if (strtolower($bodyPart['CONTENT-TYPE']) == 'text/html')
{
$htmlBody = $bodyPart['BODY'];
$textBody = htmlToTxt($bodyPart['BODY']);
}
else
{
$textBody = $bodyPart['BODY'];
}
}
else
{
$parts[] = $bodyPart;
}
}
return array($header, $htmlBody, $textBody, $parts);
}
