农历php,PHP农历公历转换

云南省曲靖师范学院计算机科学与工程学院-杨海熙编写

2009-9-3

class Lunar

{

private $_SMDay = array(1 => 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);//定义公历月分天数

private $_LStart = 1950 ;//农历从1950年开始

private $_LMDay = array(

//差：该年的农历正月初一到该年公历1月1日的天数；1~12：农历月份天数；闰：如有闰月，记录该月平月天数

// 差 1 2 3 4 5 6 7 8 9 10 11 12 闰

array(47,29,30,30,29,30,30,29,29,30,29,30,29),

array(36,30,29,30,30,29,30,29,30,29,30,29,30),

array(6,29,30,29,30,59,29,30,30,29,30,29,30,29), //五月29 闰五月30

array(44,29,30,29,29,30,30,29,30,30,29,30,29),

array(33,30,29,30,29,29,30,29,30,30,29,30,30),

array(23,29,30,59,29,29,30,29,30,29,30,30,30,29), //三月29 闰三月30

array(42,29,30,29,30,29,29,30,29,30,29,30,30),

array(30,30,29,30,29,30,29,29,59,30,29,30,29,30), //八月30 闰八月29

array(48,30,30,30,29,30,29,29,30,29,30,29,30),

array(38,29,30,30,29,30,29,30,29,30,29,30,29),

array(27,30,29,30,29,30,59,30,29,30,29,30,29,30), //六月30 闰六月29

array(45,30,29,30,29,30,29,30,30,29,30,29,30),

array(35,29,30,29,29,30,29,30,30,29,30,30,29),

array(24,30,29,30,58,30,29,30,29,30,30,30,29,29), //四月29 闰四月29

array(43,30,29,30,29,29,30,29,30,29,30,30,30),

array(32,29,30,29,30,29,29,30,29,29,30,30,29),

array(20,30,30,59,30,29,29,30,29,29,30,30,29,30), //三月30 闰三月29

array(39,30,30,29,30,30,29,29,30,29,30,29,30),

array(29,29,30,29,30,30,29,59,30,29,30,29,30,30), //七月30 闰七月29

array(47,29,30,29,30,29,30,30,29,30,29,30,29),

array(36,30,29,29,30,29,30,30,29,30,30,29,30),

array(26,29,30,29,29,59,30,29,30,30,30,29,30,30), //五月30 闰五月29

array(45,29,30,29,29,30,29,30,29,30,30,29,30),

array(33,30,29,30,29,29,30,29,29,30,30,29,30),

array(22,30,30,29,59,29,30,29,29,30,30,29,30,30), //四月30 闰四月29

array(41,30,30,29,30,29,29,30,29,29,30,29,30),

array(30,30,30,29,30,29,30,29,59,29,30,29,30,30), //八月30 闰八月29

array(48,30,29,30,30,29,30,29,30,29,30,29,29),

array(37,30,29,30,30,29,30,30,29,30,29,30,29),

array(27,30,29,29,30,29,60,29,30,30,29,30,29,30), //六月30 闰六月30

array(46,30,29,29,30,29,30,29,30,30,29,30,30),

array(35,29,30,29,29,30,29,29,30,30,29,30,30),

array(24,30,29,30,58,30,29,29,30,29,30,30,30,29), //四月29 闰四月29

array(43,30,29,30,29,29,30,29,29,30,29,30,30),

array(32,30,29,30,30,29,29,30,29,29,59,30,30,30), //十月30 闰十月29

array(50,29,30,30,29,30,29,30,29,29,30,29,30),

array(39,29,30,30,29,30,30,29,30,29,30,29,29),

array(28,30,29,30,29,30,59,30,30,29,30,29,29,30), //六月30 闰六月29

array(47,30,29,30,29,30,29,30,30,29,30,30,29),

array(36,30,29,29,30,29,30,29,30,29,30,30,30),

array(26,29,30,29,29,59,29,30,29,30,30,30,30,30), //五月30 闰五月29

array(45,29,30,29,29,30,29,29,30,29,30,30,30),

array(34,29,30,30,29,29,30,29,29,30,29,30,30),

array(22,29,30,59,30,29,30,29,29,30,29,30,29,30), //三月30 闰三月29

array(40,30,30,30,29,30,29,30,29,29,30,29,30),

array(30,29,30,30,29,30,29,30,59,29,30,29,30,30), //八月30 闰八月29

array(49,29,30,29,30,30,29,30,29,30,30,29,29),

array(37,30,29,30,29,30,29,30,30,29,30,30,29),

array(27,30,29,29,30,58,30,30,29,30,30,29,30,29), //五月29 闰五月29

array(46,30,29,29,30,29,29,30,29,30,30,30,29),

array(35,30,30,29,29,30,29,29,30,29,30,30,29),

array(23,30,30,29,59,30,29,29,30,29,30,29,30,30), //四月30 闰四月29

array(42,30,30,29,30,29,30,29,29,30,29,30,29),

array(31,30,30,29,30,30,29,30,29,29,30,29,30),

array(21,29,59,30,30,29,30,29,30,29,30,29,30,30), //二月30 闰二月29

array(39,29,30,29,30,29,30,30,29,30,29,30,29),

array(28,30,29,30,29,30,29,59,30,30,29,30,30,30), //七月30 闰七月29

array(48,29,29,30,29,29,30,29,30,30,30,29,30),

array(37,30,29,29,30,29,29,30,29,30,30,29,30),

array(25,30,30,29,29,59,29,30,29,30,29,30,30,30), //五月30 闰五月29

array(44,30,29,30,29,30,29,29,30,29,30,29,30),

array(33,30,29,30,30,29,30,29,29,30,29,30,29),

array(22,30,29,30,59,30,29,30,29,30,29,30,29,30), //四月30 闰四月29

array(40,30,29,30,29,30,30,29,30,29,30,29,30),

array(30,29,30,29,30,29,30,29,30,59,30,29,30,30), //九月30 闰九月29

array(49,29,30,29,29,30,29,30,30,30,29,30,29),

array(38,30,29,30,29,29,30,29,30,30,29,30,30),

array(27,29,30,29,30,29,59,29,30,29,30,30,30,29), //六月29 闰六月30

array(46,29,30,29,30,29,29,30,29,30,29,30,30),

array(35,30,29,30,29,30,29,29,30,29,29,30,30),

array(24,29,30,30,59,30,29,29,30,29,30,29,30,30), //四月30 闰四月29

array(42,29,30,30,29,30,29,30,29,30,29,30,29),

array(31,30,29,30,29,30,30,29,30,29,30,29,30),

array(21,29,59,29,30,30,29,30,30,29,30,29,30,30), //二月30 闰二月29

array(40,29,30,29,29,30,29,30,30,29,30,30,29),

array(28,30,29,30,29,29,59,30,29,30,30,30,29,30), //六月30 闰六月29

array(47,30,29,30,29,29,30,29,29,30,30,30,29),

array(36,30,30,29,30,29,29,30,29,29,30,30,29),

array(25,30,30,30,29,59,29,30,29,29,30,30,29,30), //五月30 闰五月29

array(43,30,30,29,30,29,30,29,30,29,29,30,30),

array(33,29,30,29,30,30,29,30,29,30,29,30,29),

array(22,29,30,59,30,29,30,30,29,30,29,30,29,30), //三月30 闰三月29

array(41,30,29,29,30,29,30,30,29,30,30,29,30),

array(30,29,30,29,29,30,29,30,29,30,30,59,30,30), //十一月30 闰十一月29

array(49,29,30,29,29,30,29,30,29,30,30,29,30),

array(38,30,29,30,29,29,30,29,29,30,30,29,30),

array(27,30,30,29,30,29,59,29,29,30,29,30,30,29), //六月29 闰六月30

array(45,30,30,29,30,29,29,30,29,29,30,29,30),

array(34,30,30,29,30,29,30,29,30,29,29,30,29),

array(23,30,30,29,30,59,30,29,30,29,30,29,29,30), //五月30 闰五月29

array(42,30,29,30,30,29,30,29,30,30,29,30,29),

array(31,29,30,29,30,29,30,30,29,30,30,29,30),

array(21,29,59,29,30,29,30,29,30,30,29,30,30,30), //二月30 闰二月29

array(40,29,30,29,29,30,29,29,30,30,29,30,30),

array(29,30,29,30,29,29,30,58,30,29,30,30,30,29), //七月29 闰七月29

array(47,30,29,30,29,29,30,29,29,30,29,30,30),

array(36,30,29,30,29,30,29,30,29,29,30,29,30),

array(25,30,29,30,30,59,29,30,29,29,30,29,30,29), //五月29 闰五月30

array(44,29,30,30,29,30,30,29,30,29,29,30,29),

array(32,30,29,30,29,30,30,29,30,30,29,30,29),

array(22,29,30,59,29,30,29,30,30,29,30,30,29,29), //三月29 闰三月30

);

//是否闰年

private function IsLeapYear($AYear){

return ($AYear % 4 == 0) && (($AYear % 100 != 0) || ($AYear % 400 == 0));

}

//公历该月的天数(year：年份； month：月份)

private function GetSMon($year,$month)

{

if($this->IsLeapYear($year) && $month == 2)

return 29;

else

return $this->_SMDay[$month];

}

//农历名称转换

private function LYearName($year)

{

$Name = array("零","一","二","三","四","五","六","七","八","九");

for($i=0;$i<4;$i++)

for($k=0;$k<10;$k++)

if($year[$i]==$k)

$tmp.=$Name[$k];

return $tmp;

}

private function LMonName($month)

{

if($month >=1 && $month <=12 )

{

$Name = array( 1=>"正","二","三","四","五","六","七","八","九","十","十一","十二");

return $Name[$month];

}

return $month;

}

private function LDayName($day)

{

if($day >=1 && $day <=30 )

{

$Name = array( 1 =>

"初一","初二","初三","初四","初五","初六","初七","初八","初九","初十",

"十一","十二","十三","十四","十五","十六","十七","十八","十九","二十",

"廿一","廿二","廿三","廿四","廿五","廿六","廿七","廿八","廿九","三十"

);

return $Name[$day];

}

return $day;

}

//公历转农历(Sdate：公历日期)

public function S2L($date)

{

list($year, $month, $day) = explode("-", $date);

if($year <= 1951 || $month <= 0 || $day <= 0 || $year >= 2051 )return false;

//获取查询日期到当年1月1日的天数

$date1 = strtotime($year."-01-01");//当年1月1日

$date2 = strtotime($year."-".$month."-".$day);

$days=round(($date2-$date1)/3600/24);

$days += 1;

//获取相应年度农历数据，化成数组Larray

$Larray = $this->_LMDay[$year - $this->_LStart];

if($days <= $Larray[0])

{

$Lyear = $year - 1;

$days = $Larray[0] - $days;

$Larray = $this->_LMDay[$Lyear - $this->_LStart];

if($days < $Larray[12])

{

$Lmonth = 12;

$Lday = $Larray[12] - $days;

}

else

{

$Lmonth = 11;

$days = $days - $Larray[12];

$Lday = $Larray[11] - $days;

}

else

{

$Lyear = $year;

$days = $days - $Larray[0];

for($i = 1;$i <= 12;$i++)

{

if($days > $Larray[$i]) $days = $days - $Larray[$i];

else

{

if ($days > 30){

$days = $days - $Larray[13];

$Ltype = 1;

}

$Lmonth = $i;

$Lday = $days;

break;

}

return mktime(0, 0, 0, $Lmonth, $Lday, $Lyear);

//$Ldate = $Lyear."-".$Lmonth."-".$Lday;

//$Ldate = $this->LYearName($Lyear)."年".$this->LMonName($Lmonth)."月".$this->LDayName($Lday);

//if($Ltype) $Ldate.="(闰)";

//return $Ldate;

}

//农历转公历(date：农历日期； type：是否闰月)

public function L2S($date,$type = 0)

{

list($year, $month, $day) = split("-",$date);

if($year <= 1951 || $month <= 0 || $day <= 0 || $year >= 2051 )return false;

$Larray = $this->_LMDay[$year - $this->_LStart];

if($type == 1 && count($Larray)<=12 ) return false;//要求查询闰，但查无闰月

//如果查询的农历是闰月并该年度农历数组存在闰月数据就获取

if($Larray[$month]>30 && $type == 1 && count($Larray) >=13)$day = $Larray[13] + $day;

//获取该年农历日期到公历1月1日的天数

$days = $day;

for($i=0;$i<=$month-1;$i++)

$days += $Larray[$i];

//当查询农历日期距离公历1月1日超过一年时

if($days > 366 || ($this->GetSMon($month,2)!=29 && $days>365 ))

{

$Syear = $year +1;

if($this->GetSMon($month,2)!=29)

$days-=366;

else

$days-=365;

if($days > $this->_SMDay[1])

{

$Smonth = 2;

$Sday = $days - $this->_SMDay[1];

}

else

{

$Smonth = 1;

$Sday = $days;

}

else

{

$Syear =$year;

for($i=1;$i<=12;$i++)

{

if($days > $this->GetSMon($Syear,$i))

$days-=$this->GetSMon($Syear,$i);

else

{

$Smonth = $i;

$Sday = $days;

break;

}

return mktime(0, 0, 0, $Smonth, $Sday, $Syear);

//$Sdate = $Syear."-".$Smonth."-".$Sday;

//return $Sdate;

}

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