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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*
*/
namespace Piwik\Plugins\Login;
use Piwik\Common;
use Piwik\Date;
use Piwik\Db;
use Piwik\Option;
use Piwik\Plugins\Login\Security\BruteForceDetection;
class Model
{
const NOTIFIED_USER_ABOUT_LOGIN_ATTEMPTS_OPTION_PREFIX = 'BruteForceDetection.suspiciousLoginCountNotified.';
/**
* @var
*/
private $tablePrefixed;
public function __construct()
{
$this->tablePrefixed = Common::prefixTable(BruteForceDetection::TABLE_NAME);
}
public function getTotalLoginAttemptsInLastHourForLogin($login)
{
$sql = "SELECT COUNT(*) FROM `{$this->tablePrefixed}` WHERE login = ? AND attempted_at > ?";
$count = Db::fetchOne($sql, [$login, $this->getDateTimeSubMinutes(60)]);
return $count;
}
public function hasNotifiedUserAboutSuspiciousLogins($login)
{
$optionName = $this->getSuspiciousLoginsNotifiedOptionName($login);
$timeSent = Option::get($optionName);
$timeSent = (int) @json_decode($timeSent, true);
if ($timeSent <= 0) { // sanity check
return false;
}
$timeSinceSent = Date::getNowTimestamp() - $timeSent;
if ($timeSinceSent <= 0 // sanity check
|| $timeSinceSent > $this->getAmountOfTimeBetweenSuspiciousLoginNotifications()
) {
return false;
}
return true;
}
public function getDistinctIpsAttemptingLoginsInLastHour($login)
{
$sql = "SELECT COUNT(DISTINCT ip_address) FROM `{$this->tablePrefixed}` WHERE login = ? AND attempted_at > ?";
$count = Db::fetchOne($sql, [$login, $this->getDateTimeSubMinutes(60)]);
return $count;
}
private function getDateTimeSubMinutes($minutes)
{
return Date::now()->subPeriod($minutes, 'minute')->getDatetime();
}
private function getAmountOfTimeBetweenSuspiciousLoginNotifications()
{
return 2 * 7 * 24 * 60 * 60; // 2 weeks
}
private function getSuspiciousLoginsNotifiedOptionName($login)
{
return self::NOTIFIED_USER_ABOUT_LOGIN_ATTEMPTS_OPTION_PREFIX . $login;
}
public function markSuspiciousLoginsNotifiedEmailSent($login)
{
$optionName = $this->getSuspiciousLoginsNotifiedOptionName($login);
Option::set($optionName, Date::getNowTimestamp());
}
}
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