Tính chu kỳ sinh học

ChuKiSinhHoc.php

function liveDay($birthDay)
{
  $timezone  = +7;
	$toDay = gmstrftime("%m/%d/%Y",time()+ 3600*($timezone+date("0")));
	$date_parts1=explode('/', $birthDay);//loai bo ki tu dac biet nhu '-' hoac '/'
	$date_parts2=explode('/', $toDay);
	$start_date=gregoriantojd($date_parts1[0], $date_parts1[1], $date_parts1[2]);//($thang,$ngay,$nam)
	$end_date=gregoriantojd($date_parts2[0], $date_parts2[1], $date_parts2[2]);
	return $end_date - $start_date;
}
function nhipSinhHoc($birthDay)
		{
			$pi2liveDay=2*M_PI*liveDay($birthDay);
			$nhipSinhHoc['nangLuong'] = round((sin($pi2liveDay/23)+1)/2*100);
			$nhipSinhHoc['tinhCam'] = round((sin($pi2liveDay/28)+1)/2*100);
			$nhipSinhHoc['triTue'] = round((sin($pi2liveDay/33)+1)/2*100);
			$nhipSinhHoc['trucGiac'] = round((sin($pi2liveDay/38)+1)/2*100);
			$nhipSinhHoc['thamMy'] = round((sin($pi2liveDay/43)+1)/2*100);
			$nhipSinhHoc['tamLinh'] = round((sin($pi2liveDay/53)+1)/2*100);
			return $nhipSinhHoc;
		}
function nhipSinhHocBy($birthDay,$type)
{
	$pi2liveDay=2*M_PI*liveDay($birthDay);
	switch ($type)
	{
		case 'nangLuong':
			return round((sin($pi2liveDay/23)+1)/2*100);
		case 'tinhCam':
			return round((sin($pi2liveDay/28)+1)/2*100);
		case 'triTue':
			return round((sin($pi2liveDay/33)+1)/2*100);
		case 'trucGiac':
			return round((sin($pi2liveDay/28)+1)/2*100);
		case 'thamMy':
			return round((sin($pi2liveDay/43)+1)/2*100);
		case 'tamLinh':
			return round((sin($pi2liveDay/53)+1)/2*100);
		default :
			return round((sin($pi2liveDay/23)+1)/2*100);
		
	}
}