<?php
declare(strict_types=1);
/*
* sync*gw SpamBot Bundle
*
* @copyright https://syncgw.com, 2013 - 2022
* @author Florian Daeumling, https://syncgw.com
* @license http://opensource.org/licenses/lgpl-3.0.html
*/
use syncgw\SpamBotBundle\Module\SpamBot;
class Intern extends SpamBot {
/*
* @var string
*/
protected $Name = 'Intern';
/**
* Check data
*
* @param type to check
* @param IP address
* @param mail address
*
* @return array (SpamBot::Status, status message)
*/
public function check(int $typ, string $ip, string $mail): array {
// check for BlackList and WhiteList entries
// to test backlist, add netmask 127.0.0.1/32 with type blacklist
if (SpamBot::TYP_IP === $typ) {
$rc = $this->Db->prepare('SELECT ip,typ FROM tl_spambot WHERE module=? AND typ & 0x%x')->execute($this->modID, SpamBot::BLACKL | SpamBot::WHITEL);
while ($rc->next()) {
if (self::_matchNW($ip, $rc->ip))
return [$rc->typ, sprintf($GLOBALS['TL_LANG']['SpamBot']['Intern']['ip'], $this->Name, $rc->ip)];
}
} else {
// check for BlackList and WhiteList entries
$rc = $this->Db->prepare('SELECT mail,typ FROM tl_spambot WHERE module=? AND typ & 0x%x')->execute($this->modID, SpamBot::BLACKL | SpamBot::WHITEL);
while ($rc->next()) {
if (preg_match('/'.$rc->mail.'/', $mail))
return [$rc->typ, sprintf($GLOBALS['TL_LANG']['SpamBot']['Intern']['mail'], $this->Name, $rc->mail)];
}
}
if (SpamBot::TYP_IP === $typ)
$rc = $this->Db->prepare('SELECT typ,status FROM tl_spambot WHERE module=? AND ip=? AND typ<>?')->execute($this->modID, $ip, SpamBot::LOADED);
else
$rc = $this->Db->prepare('SELECT typ,status FROM tl_spambot WHERE module=? AND mail=? AND typ<>?')->execute($this->modID, $mail, SpamBot::LOADED);
if ($rc->numRows)
return [$rc->typ, $rc->status ? $rc->status : $this->Name.': Record found'];
return [SpamBot::NOTFOUND, sprintf($GLOBALS['TL_LANG']['SpamBot']['generic']['notfound'], $this->Name)];
}
/**
* Match IP to network.
*
* range can be formatted as:
* ip-ip (192.168.111.100-192.168.1111.103)
* ip/mask (192.168.1.0/24)
*
* @param client IP
* @param network mask
*
* @return FALSE=no match; TRUE=matched
*/
private function _matchNW(string $ip, string $network): bool {
$ip = ip2long($ip);
if (($p = strpos($network, '-')) === FALSE) {
list($subnet, $mask) = explode('/', $network);
if (($ip & ~((1 << (32 - $mask)) - 1) ) == ip2long($subnet))
return TRUE;
} else {
$from = ip2long(substr($network, 0, $p));
$to = ip2long(substr($network, $p + 1));
return $ip >= $from && $ip <= $to;
}
return FALSE;
}
}
?>
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