어떤 XE플래너 위젯을 쓰다보면 아래 로컬 함수가 구현되지 않아 오류나는 경우가 있다.
class.planner123_widget_main.php 함수의 1
그레고리안(Gregorian) -> 줄리안(Julian) 변환
function GregorianToJD ($month,$day,$year) {
if ($month > 2) {
$month = $month - 3;
} else {
$month = $month + 9;
$year = $year - 1;
}
$c = floor($year / 100);
$ya = $year - (100 * $c);
$j = floor((146097 * $c) / 4);
$j += floor((1461 * $ya)/4);
$j += floor(((153 * $month) + 2) / 5);
$j += $day + 1721119;
return $j;
}줄리안(Julian) -> 그레고리안(Gregorian) 변환 (버전1)
function JDToGregorian($julian) {
//return planner123_widget_main::fn_calcJDToGregorian($julian);
$julian = $julian - 1721119;
$calc1 = 4 * $julian - 1;
$year = floor($calc1 / 146097);
$julian = floor($calc1 - 146097 * $year);
$day = floor($julian / 4);
$calc2 = 4 * $day + 3;
$julian = floor($calc2 / 1461);
$day = $calc2 - 1461 * $julian;
$day = floor(($day + 4) / 4);
$calc3 = 5 * $day - 3;
$month = floor($calc3 / 153);
$day = $calc3 - 153 * $month;
$day = floor(($day + 5) / 5);
$year = 100 * $year + $julian;
if ($month < 10) {
$month = $month + 3;
}else{
$month = $month - 9;
$year = $year + 1;
}
if ($day < 10) {
$day = "0".$day;
}
if ($month < 10) {
$month = "0".$month;
}
//return $day."/".$month."/".$year;
return $month."/".$day."/".$year;
}줄리안(Julian) -> 그레고리안(Gregorian) 변환 (버전2)
function fn_calcJDToGregorian($julian) {
$z = $julian;
$f = .5;
$f = 0.0; // PHP함수와 결과값 맞추기 위해 0.5일 조정함
if($z < 2299161){
$a = $z;
}else{
$alpha = floor(($z - 1867216.25) / 36524.25);
$a = $z + 1 + $alpha - floor($alpha / 4);
}
$b = $a + 1524;
$c = floor( ($b - 122.1) / 365.25);
$d = floor( 365.25 * $c);
$e = floor( ($b - $d) / 30.6001);
$dd = floor( $b - $d - floor(30.6001 * $e) + $f);
if($e < 13.5) {
$mm = $e - 1;
}else{
$mm = $e - 13;
}
if($mm < 2.5 ){
$yy = $c - 4715;
}else{
$yy = $c - 4716;
}
return "$mm/$dd/$yy";
}[출처] http://flashcafe.org/php_function/8705
