LogsModel::cleanLogs PHP Метод

    public function cleanLogs($m)
    {
        $m = intval($m);
        if ($m == 0) {
            return false;
        }
        // 获取知识表列表
        $tableList = D('')->query("SHOW TABLE STATUS LIKE '" . $this->tablePrefix . "x_logs_%'");
        $todayInfo = getDate(time());
        $diff = getDate(mktime(0, 0, 0, $todayInfo['mon'] - $m, 1, $todayInfo['year']));
        foreach ($tableList as $k => $value) {
            $table = explode('_', $value['Name']);
            if ($table[3] == $diff['year']) {
                if ($table[4] <= $diff['mon']) {
                    $dropTables[] = $value['Name'];
                }
            } elseif ($table[3] < $diff['year']) {
                $dropTables[] = $value['Name'];
            }
        }
        if ($dropTables) {
            return D('')->query('DROP TABLE ' . implode(',', $dropTables));
        } else {
            return false;
        }
    }