function NextMailFile()
{
$dir = scandir(substr(BOUNCEBACK_PATH, 0, -1), SCANDIR_SORT_ASCENDING);
$lockFail = false;
$gotFile = false;
foreach ($dir as $fileName) {
if (preg_match('/^(\\d+)\\./', $fileName, $res)) {
if (($handle = fopen(BOUNCEBACK_PATH . $fileName, 'rb')) === false) {
continue;
}
if (!flock($handle, LOCK_EX | LOCK_NB)) {
$lockFail = true;
fclose($handle);
continue;
}
if (feof($handle)) {
fclose($handle);
unlink(BOUNCEBACK_PATH . $fileName);
continue;
}
$ts = intval($res[1], 10);
$gotFile = $fileName;
break;
}
}
unset($dir);
if (!$gotFile) {
if ($lockFail) {
sleep(3);
return true;
}
return false;
}
DebugMessage('Found message received at ' . date('Y-m-d H:i:s', $ts) . ', ' . TimeDiff($ts));
$message = fread($handle, min(filesize(BOUNCEBACK_PATH . $fileName), 4194304));
ftruncate($handle, 0);
fclose($handle);
unlink(BOUNCEBACK_PATH . $fileName);
$mailId = false;
if (preg_match('/X-Undermine-MailID:\\s*([a-zA-Z0-9_-]{27})/', $message, $res)) {
$mailId = $res[1];
} elseif (preg_match('/[Mm]essage ID: ([a-zA-Z0-9_-]{27})/', $message, $res)) {
$mailId = $res[1];
}
if (!$mailId) {
DebugMessage('Could not find message ID, forwarding to editor');
NewsstandMail('*****@*****.**', 'The Editor', 'Unparsed notification reply', $message);
} else {
$address = GetAddressByMailID($mailId);
if (!$address) {
DebugMessage('Could not find address for mail ID ' . $mailId);
} else {
$cnt = DisableEmailAddress($address['address']);
DebugMessage('Address ' . $address['address'] . ' removed from ' . $cnt . ' account' . ($cnt == 1 ? '' : 's') . '.');
}
}
return true;
}
function BlockMailId($mailId)
{
$db = DBConnect();
if (!$db) {
return 'Could not connect to database, please try again later.';
}
$address = GetAddressByMailID($mailId);
if ($address === false) {
return 'Could not find an email by that ID, please try again later.';
}
if (!is_null($address['blocked'])) {
return $address['address'] . ' was removed on ' . date('Y-m-d H:i:s', $address['blocked']);
}
$stmt = $db->prepare('insert into tblEmailBlocked (address, added) values (?, now())');
$stmt->bind_param('s', $address['address']);
$stmt->execute();
$stmt->close();
$rowCount = $db->affected_rows;
if ($rowCount == 0) {
return 'Error adding row to blocked table, please try again later.';
}
DisableEmailAddress($address['address']);
return $address['address'] . ' will no longer receive any mail from The Undermine Journal.';
}