//-----------------------------------------------------------------
// 로그기록
$log_txt = date('Y-m-d H:i:s', time());
$log_txt .= '|IP : '.getenv("REMOTE_ADDR");
foreach($_POST as $uk=>$uv) {
    $log_txt .= "|POST:".$uk."=".$uv;
}

foreach($_GET as $uk=>$uv) {
    $log_txt .= "|GET:".$uk."=".$uv;
}

$log_dir = $_SERVER['DOCUMENT_ROOT'].'/log'; // 쓰기권한 있는지 확인 필요

@mkdir($log_dir, 0755);
@chmod($log_dir, 0755);

$log_file = fopen($log_dir.'/pay_approval_'.date('Ymd', time()).'.log', 'a');
fwrite($log_file, $log_txt."\r\n");
fclose($log_file);
//-----------------------------------------------------------------