mailcow/data/web/inc/ajax/qitem_details.php

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PHP
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<?php
session_start();
header("Content-Type: application/json");
require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/prerequisites.inc.php';
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function rrmdir($src) {
$dir = opendir($src);
while(false !== ( $file = readdir($dir)) ) {
if (( $file != '.' ) && ( $file != '..' )) {
$full = $src . '/' . $file;
if ( is_dir($full) ) {
rrmdir($full);
}
else {
unlink($full);
}
}
}
closedir($dir);
rmdir($src);
}
function addAddresses(&$list, $mail, $headerName) {
$addresses = $mail->getAddresses($headerName);
foreach ($addresses as $address) {
if (filter_var($address['address'], FILTER_VALIDATE_EMAIL)) {
$list[] = array('address' => $address['address'], 'type' => $headerName);
}
}
}
if (!empty($_GET['hash']) && ctype_alnum($_GET['hash'])) {
$mailc = quarantine('hash_details', $_GET['hash']);
if ($mailc === false) {
echo json_encode(array('error' => 'Message invalid'));
exit;
}
if (strlen($mailc['msg']) > 10485760) {
echo json_encode(array('error' => 'Message size exceeds 10 MiB.'));
exit;
}
if (!empty($mailc['msg'])) {
// Init message array
$data = array();
// Init parser
$mail_parser = new PhpMimeMailParser\Parser();
$html2text = new Html2Text\Html2Text();
// Load msg to parser
$mail_parser->setText($mailc['msg']);
// Get mail recipients
{
$recipientsList = array();
addAddresses($recipientsList, $mail_parser, 'to');
addAddresses($recipientsList, $mail_parser, 'cc');
addAddresses($recipientsList, $mail_parser, 'bcc');
$recipientsList[] = array('address' => $mailc['rcpt'], 'type' => 'SMTP');
$data['recipients'] = $recipientsList;
}
// Get from
$data['header_from'] = $mail_parser->getHeader('from');
$data['env_from'] = $mailc['sender'];
// Get rspamd score
$data['score'] = $mailc['score'];
// Get rspamd symbols
$data['symbols'] = json_decode($mailc['symbols']);
$data['subject'] = $mail_parser->getHeader('subject');
(empty($data['subject'])) ? $data['subject'] = '-' : null;
echo json_encode($data);
}
}
elseif (!empty($_GET['id']) && ctype_alnum($_GET['id'])) {
if (!isset($_SESSION['mailcow_cc_role'])) {
echo json_encode(array('error' => 'Access denied'));
exit();
}
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$tmpdir = '/tmp/' . $_GET['id'] . '/';
$mailc = quarantine('details', $_GET['id']);
if ($mailc === false) {
echo json_encode(array('error' => 'Access denied'));
exit;
}
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if (strlen($mailc['msg']) > 10485760) {
echo json_encode(array('error' => 'Message size exceeds 10 MiB.'));
exit;
}
if (!empty($mailc['msg'])) {
if (isset($_GET['quick_release'])) {
$hash = hash('sha256', $mailc['id'] . $mailc['qid']);
header('Location: /qhandler/release/' . $hash);
exit;
}
if (isset($_GET['quick_delete'])) {
$hash = hash('sha256', $mailc['id'] . $mailc['qid']);
header('Location: /qhandler/delete/' . $hash);
exit;
}
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// Init message array
$data = array();
// Init parser
$mail_parser = new PhpMimeMailParser\Parser();
$html2text = new Html2Text\Html2Text();
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// Load msg to parser
$mail_parser->setText($mailc['msg']);
// Get mail recipients
{
$recipientsList = array();
addAddresses($recipientsList, $mail_parser, 'to');
addAddresses($recipientsList, $mail_parser, 'cc');
addAddresses($recipientsList, $mail_parser, 'bcc');
$recipientsList[] = array('address' => $mailc['rcpt'], 'type' => 'SMTP');
$data['recipients'] = $recipientsList;
}
// Get from
$data['header_from'] = $mail_parser->getHeader('from');
$data['env_from'] = $mailc['sender'];
// Get rspamd score
$data['score'] = $mailc['score'];
// Get rspamd symbols
$data['symbols'] = json_decode($mailc['symbols']);
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// Get text/plain content
$data['text_plain'] = $mail_parser->getMessageBody('text');
// Get html content and convert to text
$data['text_html'] = $html2text->convert($mail_parser->getMessageBody('html'));
if (empty($data['text_plain']) && empty($data['text_html'])) {
// Failed to parse content, try raw
$text = trim(substr($mailc['msg'], strpos($mailc['msg'], "\r\n\r\n") + 1));
// Only return html->text
$data['text_plain'] = 'Parser failed, assuming HTML';
$data['text_html'] = $html2text->convert($text);
}
(empty($data['text_plain'])) ? $data['text_plain'] = '-' : null;
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// Get subject
$data['subject'] = $mail_parser->getHeader('subject');
(empty($data['subject'])) ? $data['subject'] = '-' : null;
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// Get attachments
if (is_dir($tmpdir)) {
rrmdir($tmpdir);
}
mkdir('/tmp/' . $_GET['id']);
$mail_parser->saveAttachments($tmpdir, true);
$atts = $mail_parser->getAttachments(true);
if (count($atts) > 0) {
foreach ($atts as $key => $val) {
$data['attachments'][$key] = array(
// Index
// 0 => file name
// 1 => mime type
// 2 => file size
// 3 => vt link by sha256
$val->getFilename(),
$val->getContentType(),
filesize($tmpdir . $val->getFilename()),
'https://www.virustotal.com/file/' . hash_file('SHA256', $tmpdir . $val->getFilename()) . '/analysis/'
);
}
}
if (isset($_GET['eml'])) {
$dl_filename = filter_var($data['subject'], FILTER_SANITIZE_STRING);
$dl_filename = strlen($dl_filename) > 30 ? substr($dl_filename,0,30) : $dl_filename;
header('Pragma: public');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Cache-Control: private', false);
header('Content-Type: message/rfc822');
header('Content-Disposition: attachment; filename="'. $dl_filename . '.eml";');
header('Content-Transfer-Encoding: binary');
header('Content-Length: ' . strlen($mailc['msg']));
echo $mailc['msg'];
exit;
}
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if (isset($_GET['att'])) {
if ($_SESSION['acl']['quarantine_attachments'] == 0) {
exit(json_encode('Forbidden'));
}
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$dl_id = intval($_GET['att']);
$dl_filename = filter_var($data['attachments'][$dl_id][0], FILTER_SANITIZE_STRING);
$dl_filename = strlen($dl_filename) > 30 ? substr($dl_filename,0,30) : $dl_filename;
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if (!is_dir($tmpdir . $dl_filename) && file_exists($tmpdir . $dl_filename)) {
header('Pragma: public');
header('Expires: 0');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Cache-Control: private', false);
header('Content-Type: ' . $data['attachments'][$dl_id][1]);
header('Content-Disposition: attachment; filename="'. $dl_filename . '";');
header('Content-Transfer-Encoding: binary');
header('Content-Length: ' . $data['attachments'][$dl_id][2]);
readfile($tmpdir . $dl_filename);
exit;
}
}
echo json_encode($data);
}
}
?>