由于最近一个项目设计到将阳历转阴历从而得到相应节日的算法，对这方面不是很了解，于是就在网上搜了一圈。不错，还算是找到一个比较不错的php类，实现了将阳历转换为阴历（农历），阴历转换为阳历的算法(新历)，同时还能获取干支纪年，生肖，以及相应的阴历的中文叫法等等，功能还是挺齐全的，在这里共享一下。
具体类代码如下：
<p>class Lunar{</p> var $MIN_YEAR=1891;<br /> var $MAX_YEAR=2100;<br /> var $lunarInfo=array(<br /> array(0,2,9,21936),array(6,1,30,9656),array(0,2,17,9584),array(0,2,6,21168),array(5,1,26,43344),array(0,2,13,59728),<br /> array(0,2,2,27296),array(3,1,22,44368),array(0,2,10,43856),array(8,1,30,19304),array(0,2,19,19168),array(0,2,8,42352),<br /> array(5,1,29,21096),array(0,2,16,53856),array(0,2,4,55632),array(4,1,25,27304),array(0,2,13,22176),array(0,2,2,39632),<br /> array(2,1,22,19176),array(0,2,10,19168),array(6,1,30,42200),array(0,2,18,42192),array(0,2,6,53840),array(5,1,26,54568),<br /> array(0,2,14,46400),array(0,2,3,54944),array(2,1,23,38608),array(0,2,11,38320),array(7,2,1,18872),array(0,2,20,18800),<br /> array(0,2,8,42160),array(5,1,28,45656),array(0,2,16,27216),array(0,2,5,27968),array(4,1,24,44456),array(0,2,13,11104),<br /> array(0,2,2,38256),array(2,1,23,18808),array(0,2,10,18800),array(6,1,30,25776),array(0,2,17,54432),array(0,2,6,59984),<br /> array(5,1,26,27976),array(0,2,14,23248),array(0,2,4,11104),array(3,1,24,37744),array(0,2,11,37600),array(7,1,31,51560),<br /> array(0,2,19,51536),array(0,2,8,54432),array(6,1,27,55888),array(0,2,15,46416),array(0,2,5,22176),array(4,1,25,43736),<br /> array(0,2,13,9680),array(0,2,2,37584),array(2,1,22,51544),array(0,2,10,43344),array(7,1,29,46248),array(0,2,17,27808),<br /> array(0,2,6,46416),array(5,1,27,21928),array(0,2,14,19872),array(0,2,3,42416),array(3,1,24,21176),array(0,2,12,21168),<br /> array(8,1,31,43344),array(0,2,18,59728),array(0,2,8,27296),array(6,1,28,44368),array(0,2,15,43856),array(0,2,5,19296),<br /> array(4,1,25,42352),array(0,2,13,42352),array(0,2,2,21088),array(3,1,21,59696),array(0,2,9,55632),array(7,1,30,23208),<br /> array(0,2,17,22176),array(0,2,6,38608),array(5,1,27,19176),array(0,2,15,19152),array(0,2,3,42192),array(4,1,23,53864),<br /> array(0,2,11,53840),array(8,1,31,54568),array(0,2,18,46400),array(0,2,7,46752),array(6,1,28,38608),array(0,2,16,38320),<br /> array(0,2,5,18864),array(4,1,25,42168),array(0,2,13,42160),array(10,2,2,45656),array(0,2,20,27216),array(0,2,9,27968),<br /> array(6,1,29,44448),array(0,2,17,43872),array(0,2,6,38256),array(5,1,27,18808),array(0,2,15,18800),array(0,2,4,25776),<br /> array(3,1,23,27216),array(0,2,10,59984),array(8,1,31,27432),array(0,2,19,23232),array(0,2,7,43872),array(5,1,28,37736),<br /> array(0,2,16,37600),array(0,2,5,51552),array(4,1,24,54440),array(0,2,12,54432),array(0,2,1,55888),array(2,1,22,23208),<br /> array(0,2,9,22176),array(7,1,29,43736),array(0,2,18,9680),array(0,2,7,37584),array(5,1,26,51544),array(0,2,14,43344),<br /> array(0,2,3,46240),array(4,1,23,46416),array(0,2,10,44368),array(9,1,31,21928),array(0,2,19,19360),array(0,2,8,42416),<br /> array(6,1,28,21176),array(0,2,16,21168),array(0,2,5,43312),array(4,1,25,29864),array(0,2,12,27296),array(0,2,1,44368),<br /> array(2,1,22,19880),array(0,2,10,19296),array(6,1,29,42352),array(0,2,17,42208),array(0,2,6,53856),array(5,1,26,59696),<br /> array(0,2,13,54576),array(0,2,3,23200),array(3,1,23,27472),array(0,2,11,38608),array(11,1,31,19176),array(0,2,19,19152),<br /> array(0,2,8,42192),array(6,1,28,53848),array(0,2,15,53840),array(0,2,4,54560),array(5,1,24,55968),array(0,2,12,46496),<br /> array(0,2,1,22224),array(2,1,22,19160),array(0,2,10,18864),array(7,1,30,42168),array(0,2,17,42160),array(0,2,6,43600),<br /> array(5,1,26,46376),array(0,2,14,27936),array(0,2,2,44448),array(3,1,23,21936),array(0,2,11,37744),array(8,2,1,18808),<br /> array(0,2,19,18800),array(0,2,8,25776),array(6,1,28,27216),array(0,2,15,59984),array(0,2,4,27424),array(4,1,24,43872),<br /> array(0,2,12,43744),array(0,2,2,37600),array(3,1,21,51568),array(0,2,9,51552),array(7,1,29,54440),array(0,2,17,54432),<br /> array(0,2,5,55888),array(5,1,26,23208),array(0,2,14,22176),array(0,2,3,42704),array(4,1,23,21224),array(0,2,11,21200),<br /> array(8,1,31,43352),array(0,2,19,43344),array(0,2,7,46240),array(6,1,27,46416),array(0,2,15,44368),array(0,2,5,21920),<br /> array(4,1,24,42448),array(0,2,12,42416),array(0,2,2,21168),array(3,1,22,43320),array(0,2,9,26928),array(7,1,29,29336),<br /> array(0,2,17,27296),array(0,2,6,44368),array(5,1,26,19880),array(0,2,14,19296),array(0,2,3,42352),array(4,1,24,21104),<br /> array(0,2,10,53856),array(8,1,30,59696),array(0,2,18,54560),array(0,2,7,55968),array(6,1,27,27472),array(0,2,15,22224),<br /> array(0,2,5,19168),array(4,1,25,42216),array(0,2,12,42192),array(0,2,1,53584),array(2,1,21,55592),array(0,2,9,54560)<br /> );<br /> /** <br /> * 将阳历转换为阴历 <br /> * @param year 公历-年 <br /> * @param month 公历-月 <br /> * @param date 公历-日 <br /> */ <br /> function convertSolarToLunar($year,$month,$date){//debugger;<br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){ <br /> return array(1891,'正月','初一','辛卯',1,1,'兔');<br /> }<br /> return $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$date,$yearData[1],$yearData[2]));<br /> }<br /> function convertSolarMonthToLunar($year,$month){<br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){ <br /> return array(1891,'正月','初一','辛卯',1,1,'兔');<br /> }<br /> $month_days_ary=array(31,28,31,30,31,30,31,31,30,31,30,31);<br /> $dd=$month_days_ary[$month];<br /> if($this->isLeapYear($year)&& $month==2)$dd++;<br /> $lunar_ary=array();<br /> for ($i=1;$i<$dd;$i++){<br /> $array=$this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$i,$yearData[1],$yearData[2]));<br /> $array[]=$year.'-'.$month.'-'.$i;<br /> $lunar_ary[$i]=$array;<br /> }<br /> return $lunar_ary;<br /> }<br /> /** <br /> * 将阴历转换为阳历 <br /> * @param year 阴历-年 <br /> * @param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月，只是有的时候第13个月的天数为0 <br /> * @param date 阴历-日 <br /> */ <br /> function convertLunarToSolar($year,$month,$date){ <br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> $between=$this->getDaysBetweenLunar($year,$month,$date);<br /> $res=mktime(0,0,0,$yearData[1],$yearData[2],$year);<br /> $res=date('Y-m-d',$res+$between*24*60*60);<br /> $day=explode('-',$res);<br /> $year=$day[0];<br /> $month=$day[1];<br /> $day=$day[2];<br /> return array($year,$month,$day);<br /> }<br /> /** <br /> * 判断是否是闰年 <br /> * @param year <br /> */ <br /> function isLeapYear($year){ <br /> return (($year%4==0&&$year%100!=0)||($year%400==0));<br /> }<br /> /** <br /> * 获取干支纪年 <br /> * @param year <br /> */ <br /> function getLunarYearName($year){ <br /> $sky=array('庚','辛','壬','癸','甲','乙','丙','丁','戊','己');<br /> $earth=array('申','酉','戌','亥','子','丑','寅','卯','辰','巳','午','未');<br /> $year=$year.'';<br /> return $sky[$year{3}].$earth[$year%12];<br /> }<br /> /** <br /> * 根据阴历年获取生肖 <br /> * @param year 阴历年 <br /> */ <br /> function getYearZodiac($year){ <br /> $zodiac=array('猴','鸡','狗','猪','鼠','牛','虎','兔','龙','蛇','马','羊');<br /> return $zodiac[$year%12];<br /> }<br /> /** <br /> * 获取阳历月份的天数 <br /> * @param year 阳历-年 <br /> * @param month 阳历-月 <br /> */ <br /> function getSolarMonthDays($year,$month){ <br /> $monthHash=array('1'=>31,'2'=>$this->isLeapYear($year)?29:28,'3'=>31,'4'=>30,'5'=>31,'6'=>30,'7'=>31,'8'=>31,'9'=>30,'10'=>31,'11'=>30,'12'=>31);<br /> return $monthHash["$month"];<br /> }<br /> /** <br /> * 获取阴历月份的天数 <br /> * @param year 阴历-年 <br /> * @param month 阴历-月，从一月开始 <br /> */ <br /> function getLunarMonthDays($year,$month){ <br /> $monthData=$this->getLunarMonths($year);<br /> return $monthData[$month-1];<br /> }<br /> /** <br /> * 获取阴历每月的天数的数组 <br /> * @param year <br /> */ <br /> function getLunarMonths($year){ <br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> $leapMonth=$yearData[0];<br /> $bit=decbin($yearData[3]);<br /> for ($i=0;$i<strlen($bit);$i ++){<br /> $bitArray[$i]=substr($bit,$i,1);<br /> }<br /> for($k=0,$klen=16-count($bitArray);$k<$klen;$k++){ <br /> array_unshift($bitArray,'0');<br /> }<br /> $bitArray=array_slice($bitArray,0,($leapMonth==0?12:13));<br /> for($i=0;$i<count($bitArray);$i++){ <br /> $bitArray[$i]=$bitArray[$i] + 29;<br /> }<br /> return $bitArray;<br /> }<br /> /** <br /> * 获取农历每年的天数 <br /> * @param year 农历年份 <br /> */ <br /> function getLunarYearDays($year){ <br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> $monthArray=$this->getLunarYearMonths($year);<br /> $len=count($monthArray);<br /> return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]);<br /> }<br /> function getLunarYearMonths($year){//debugger;<br /> $monthData=$this->getLunarMonths($year);<br /> $res=array();<br /> $temp=0;<br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> $len=($yearData[0]==0?12:13);<br /> for($i=0;$i<$len;$i++){ <br /> $temp=0;<br /> for($j=0;$j<=$i;$j++){ <br /> $temp+=$monthData[$j];<br /> }<br /> array_push($res,$temp);<br /> }<br /> return $res;<br /> }<br /> /** <br /> * 获取闰月 <br /> * @param year 阴历年份 <br /> */ <br /> function getLeapMonth($year){ <br /> $yearData=$this->lunarInfo[$year-$this->MIN_YEAR];<br /> return $yearData[0];<br /> }<br /> /** <br /> * 计算阴历日期与正月初一相隔的天数 <br /> * @param year http://www.phpernote.com/<br /> * @param month <br /> * @param date <br /> */ <br /> function getDaysBetweenLunar($year,$month,$date){ <br /> $yearMonth=$this->getLunarMonths($year);<br /> $res=0;<br /> for($i=1;$i<$month;$i++){ <br /> $res+=$yearMonth[$i-1];<br /> }<br /> $res+=$date-1;<br /> return $res;<br /> }<br /> /** <br /> * 计算2个阳历日期之间的天数 <br /> * @param year 阳历年 <br /> * @param cmonth <br /> * @param cdate <br /> * @param dmonth 阴历正月对应的阳历月份 <br /> * @param ddate 阴历初一对应的阳历天数 <br /> */ <br /> function getDaysBetweenSolar($year,$cmonth,$cdate,$dmonth,$ddate){ <br /> $a=mktime(0,0,0,$cmonth,$cdate,$year);<br /> $b=mktime(0,0,0,$dmonth,$ddate,$year);<br /> return ceil(($a-$b)/24/3600);<br /> }<br /> /** <br /> * 根据距离正月初一的天数计算阴历日期 <br /> * @param year 阳历年 <br /> * @param between 天数 <br /> */ <br /> function getLunarByBetween($year,$between){//debugger;<br /> $lunarArray=array();<br /> $yearMonth=array();<br /> $t=0;<br /> $e=0;<br /> $leapMonth=0;<br /> $m='';<br /> if($between==0){ <br /> array_push($lunarArray,$year,'正月','初一');<br /> $t=1;<br /> $e=1;<br /> }else{ <br /> $year=$between>0? $year : ($year-1);<br /> $yearMonth=$this->getLunarYearMonths($year);<br /> $leapMonth=$this->getLeapMonth($year);<br /> $between=$between>0?$between : ($this->getLunarYearDays($year)+$between);<br /> for($i=0;$i<13;$i++){ <br /> if($between==$yearMonth[$i]){ <br /> $t=$i+2;<br /> $e=1;<br /> break;<br /> }else if($between<$yearMonth[$i]){ <br /> $t=$i+1;<br /> $e=$between-(empty($yearMonth[$i-1])?0:$yearMonth[$i-1])+1;<br /> break;<br /> }<br /> }<br /> $m=($leapMonth!=0&&$t==$leapMonth+1)?('闰'.$this->getCapitalNum($t- 1,true)):$this->getCapitalNum(($leapMonth!=0&&$leapMonth+1<$t?($t-1):$t),true);<br /> array_push($lunarArray,$year,$m,$this->getCapitalNum($e,false));<br /> }<br /> array_push($lunarArray,$this->getLunarYearName($year));// 天干地支 <br /> array_push($lunarArray,$t,$e);<br /> array_push($lunarArray,$this->getYearZodiac($year));// 12生肖 <br /> array_push($lunarArray,$leapMonth);// 闰几月 <br /> return $lunarArray;<br /> }<br /> /** <br /> * 获取数字的阴历叫法 <br /> * @param num 数字 <br /> * @param isMonth 是否是月份的数字 <br /> */ <br /> function getCapitalNum($num,$isMonth){ <br /> $isMonth=$isMonth||false;<br /> $dateHash=array('0'=>'','1'=>'一','2'=>'二','3'=>'三','4'=>'四','5'=>'五','6'=>'六','7'=>'七','8'=>'八','9'=>'九','10'=>'十 ');<br /> $monthHash=array('0'=>'','1'=>'正月','2'=>'二月','3'=>'三月','4'=>'四月','5'=>'五月','6'=>'六月','7'=>'七月','8'=>'八月','9'=>'九月','10'=>'十月','11'=>'冬月','12'=>'腊月');<br /> $res='';<br /> if($isMonth){ <br /> $res=$monthHash[$num];<br /> }else{ <br /> if($num<=10){ <br /> $res='初'.$dateHash[$num];<br /> }else if($num>10&&$num<20){ <br /> $res='十'.$dateHash[$num-10];<br /> }else if($num==20){ <br /> $res="二十";<br /> }else if($num>20&&$num<30){ <br /> $res="廿".$dateHash[$num-20];<br /> }else if($num==30){ <br /> $res="三十";<br /> }<br /> }<br /> return $res;<br /> }<br /><p>}使用方法如下：
<p><?php</p>header("Content-Type:text/html;charset=utf-8");<br />$lunar=new Lunar();//http://www.scutephp.com/<br />$month=$lunar->convertSolarToLunar(2013,07,08);//将阳历转换为阴历<br />echo '<pre class="brush:php;toolbar:false">';<br /><p>print_r($month);打印结果如下：
Array
(
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