PHPで太陽暦を太陰暦に変換する

phpクラス

<?php/** * Class Lunar * 农历 节气 节日 * author:guoyu@xzd */class Lunar{    public $MIN_YEAR = 1891;    public $MAX_YEAR = 2100;    public $lunarInfo = array(        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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),        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)    );    /**     * 将阳历转换为阴历     * @param year 公历-年     * @param month 公历-月     * @param date 公历-日     */    public function convertSolarToLunar($year,$month,$date)    {        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        if($year==$this->MIN_YEAR&&$month<=2&&$date<=9) return array(1891,'正月','初一','辛卯',1,1,'兔');        return $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$date,$yearData[1],$yearData[2]));    }    public function convertSolarMonthToLunar($year,$month,$date)    {        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        if($year==$this->MIN_YEAR&&$month<=2&&$date<=9) return array(1891,'正月','初一','辛卯',1,1,'兔');        $month_days_ary = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);        $dd = $month_days_ary[$month];        if($this->isLeapYear($year) && $month == 2) $dd++;        $lunar_ary = array();        for ($i = 1; $i < $dd; $i++)        {            $array = $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year, $month, $i, $yearData[1], $yearData[2]));            $array[] = $year . '-' . $month . '-' . $i;            $lunar_ary[$i] = $array;        }        return $lunar_ary;    }    /**     * 将阴历转换为阳历     * @param year 阴历-年     * @param month 阴历-月，闰月处理：例如如果当年闰五月，那么第二个五月就传六月，相当于阴历有13个月，只是有的时候第13个月的天数为0     * @param date 阴历-日     */    public function convertLunarToSolar($year,$month,$date)    {        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        $between = $this->getDaysBetweenLunar($year,$month,$date);        $res = mktime(0,0,0,$yearData[1],$yearData[2],$year);        $res = date('Y-m-d', $res+$between*24*60*60);        $day = explode('-', $res);        $year = $day[0];        $month= $day[1];        $day = $day[2];        return array($year, $month, $day);    }    /**     * 判断是否是闰年     * @param year     */    public function isLeapYear($year)    {        return (($year%4==0 && $year%100 !=0) || ($year%400==0));    }    /**     * 获取干支纪年     * @param year     */    public function getLunarYearName($year)    {        $sky = array('庚','辛','壬','癸','甲','乙','丙','丁','戊','己');        $earth = array('申','酉','戌','亥','子','丑','寅','卯','辰','巳','午','未');        $year = $year.'';        return $sky[$year{3}].$earth[$year%12];    }    /**     * 根据阴历年获取生肖     * @param year 阴历年     */    public function getYearZodiac($year)    {        $zodiac = array('猴','鸡','狗','猪','鼠','牛','虎','兔','龙','蛇','马','羊');        return $zodiac[$year%12];    }    /**     * 获取阳历月份的天数     * @param year 阳历-年     * @param month 阳历-月     */    public function getSolarMonthDays($year,$month)    {        $monthHash = array('1'=>31,'2'=>$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);        return $monthHash["$month"];    }    /**     * 获取阴历月份的天数     * @param year 阴历-年     * @param month 阴历-月，从一月开始     */    public function getLunarMonthDays($year,$month)    {        $monthData = $this->getLunarMonths($year);        return $monthData[$month-1];    }    /**     * 获取阴历每月的天数的数组     * @param year     */    public function getLunarMonths($year)    {        $yearData = $this->lunarInfo[$year - $this->MIN_YEAR];        $leapMonth = $yearData[0];        $bit = decbin($yearData[3]);        for ($i = 0; $i < strlen($bit);$i ++) $bitArray[$i] = substr($bit, $i, 1);        for($k=0,$klen=16-count($bitArray);$k<$klen;$k++) array_unshift($bitArray, '0');        $bitArray = array_slice($bitArray,0,($leapMonth==0?12:13));        for($i=0; $i<count($bitArray); $i++) $bitArray[$i] = $bitArray[$i] + 29;        return $bitArray;    }    /**     * 获取农历每年的天数     * @param year 农历年份     */    public function getLunarYearDays($year)    {        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        $monthArray = $this->getLunarYearMonths($year);        $len = count($monthArray);        return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]);    }    public function getLunarYearMonths($year)    {        $monthData = $this->getLunarMonths($year);        $res=array();        $temp=0;        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        $len = ($yearData[0]==0?12:13);        for($i=0;$i<$len;$i++)        {            $temp=0;            for($j=0;$j<=$i;$j++) $temp+=$monthData[$j];            array_push($res, $temp);        }        return $res;    }    /**     * 获取闰月     * @param year 阴历年份     */    public function getLeapMonth($year)    {        $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];        return $yearData[0];    }    /**     * 计算阴历日期与正月初一相隔的天数     * @param year     * @param month     * @param date     */    public function getDaysBetweenLunar($year,$month,$date)    {        $yearMonth = $this->getLunarMonths($year);        $res=0;        for($i=1;$i<$month;$i++) $res +=$yearMonth[$i-1];        $res+=$date-1;        return $res;    }    /**     * 计算2个阳历日期之间的天数     * @param year 阳历年     * @param cmonth     * @param cdate     * @param dmonth 阴历正月对应的阳历月份     * @param ddate 阴历初一对应的阳历天数     */    public function getDaysBetweenSolar($year,$cmonth,$cdate,$dmonth,$ddate)    {        $a = mktime(0,0,0,$cmonth,$cdate,$year);        $b = mktime(0,0,0,$dmonth,$ddate,$year);        return ceil(($a-$b)/24/3600);    }    /**     * 根据距离正月初一的天数计算阴历日期     * @param year 阳历年     * @param between 天数     */    public function getLunarByBetween($year,$between)    {        $lunarArray = array();        $yearMonth=array();        $t=0;        $e=0;        $leapMonth=0;        $m='';        if($between==0)        {            array_push($lunarArray, $year,'正月','初一');            $t = 1;            $e = 1;        }        else        {            $year = $between>0? $year : ($year-1);            $yearMonth = $this->getLunarYearMonths($year);            $leapMonth = $this->getLeapMonth($year);            $between = $between>0?$between : ($this->getLunarYearDays($year)+$between);            for($i=0;$i<13;$i++)            {                if($between==$yearMonth[$i])                {                    $t=$i+2;                    $e=1;                    break;                }else if($between<$yearMonth[$i])                {                    $t=$i+1;                    $e=$between-(empty($yearMonth[$i-1])?0:$yearMonth[$i-1])+1;                    break;                }            }            $m = ($leapMonth!=0&&$t==$leapMonth+1)?('闰'.$this->getCapitalNum($t- 1,true)):$this->getCapitalNum(($leapMonth!=0&&$leapMonth+1<$t?($t-1):$t),true);            array_push($lunarArray,$year,$m,$this->getCapitalNum($e,false));        }        array_push($lunarArray,$this->getLunarYearName($year));// 天干地支        array_push($lunarArray,$t,$e);        array_push($lunarArray,$this->getYearZodiac($year));// 12生肖        array_push($lunarArray,$leapMonth);// 闰几月        return $lunarArray;    }    /**     * 获取数字的阴历叫法     * @param num 数字     * @param isMonth 是否是月份的数字     */    public function getCapitalNum($num,$isMonth)    {        $isMonth = $isMonth || false;        $dateHash=array('0'=>'','1'=>'一','2'=>'二','3'=>'三','4'=>'四','5'=>'五','6'=>'六','7'=>'七','8'=>'八','9'=>'九','10'=>'十 ');        $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');        $res='';        if($isMonth) $res = $monthHash[$num];        else        {            if($num<=10) $res = '初'.$dateHash[$num];            else if($num>10&&$num<20) $res = '十'.$dateHash[$num-10];            else if($num==20) $res = "二十";            else if($num>20&&$num<30) $res = "廿".$dateHash[$num-20];            else if($num==30) $res = "三十";        }        return $res;    }    /**     * 节气通用算法     */    public function getJieQi($_year,$month,$day)    {        $year = substr($_year,-2)+0;        $coefficient = array(            array(5.4055,2019,-1),//小寒            array(20.12,2082,1),//大寒            array(3.87),//立春            array(18.74,2026,-1),//雨水            array(5.63),//惊蛰            array(20.646,2084,1),//春分            array(4.81),//清明            array(20.1),//谷雨            array(5.52,1911,1),//立夏            array(21.04,2008,1),//小满            array(5.678,1902,1),//芒种            array(21.37,1928,1),//夏至            array(7.108,2016,1),//小暑            array(22.83,1922,1),//大暑            array(7.5,2002,1),//立秋            array(23.13),//处暑            array(7.646,1927,1),//白露            array(23.042,1942,1),//秋分            array(8.318),//寒露            array(23.438,2089,1),//霜降            array(7.438,2089,1),//立冬            array(22.36,1978,1),//小雪            array(7.18,1954,1),//大雪            array(21.94,2021,-1)//冬至        );        $term_name = array(            "小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨",            "立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑",            "白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至");        $idx1 = ($month-1)*2;        $_leap_value = floor(($year-1)/4);        $day1 = floor($year*0.2422+$coefficient[$idx1][0])-$_leap_value;        if(isset($coefficient[$idx1][1])&&$coefficient[$idx1][1]==$_year) $day1 += $coefficient[$idx1][2];        $day2 = floor($year*0.2422+$coefficient[$idx1+1][0])-$_leap_value;        if(isset($coefficient[$idx1+1][1])&&$coefficient[$idx1+1][1]==$_year) $day1 += $coefficient[$idx1+1][2];        if($day==$day1) return $term_name[$idx1];        if($day==$day2) return $term_name[$idx1+1];        return '';    }    /**     * 获取节日：特殊的节日只能修改此函数来计算     */    public function getFestival($today, $nl_info = false,$config = 1)    {        if($config == 1)        {            $arr_lunar=array('01-01'=>'春节','01-15'=>'元宵节','02-02'=>'二月二','05-05'=>'端午节','07-07'=>'七夕节','08-15'=>'中秋节','09-09'=>'重阳节','12-08'=>'腊八节','12-23'=>'小年');            $arr_solar=array('01-01'=>'元旦','02-14'=>'情人节','03-12'=>'植树节','04-01'=>'愚人节','05-01'=>'劳动节','06-01'=>'儿童节','10-01'=>'国庆节','10-31'=>'万圣节','12-24'=>'平安夜','12-25'=>'圣诞节');        }//需要不同节日的，用不同的$config,然后配置$arr_lunar和$arr_solar        $festivals = array();        list($y,$m,$d) = explode('-',$today);        if(!$nl_info) $nl_info = $this->convertSolarToLunar($y,intval($m),intval($d));        if($nl_info[7]>0&&$nl_info[7]<$nl_info[4]) $nl_info[4]-=1;        $md_lunar = substr('0'.$nl_info[4],-2).'-'.substr('0'.$nl_info[5],-2);        $md_solar=substr_replace($today,'',0,5);        isset($arr_lunar[$md_lunar])?array_push($festivals, $arr_lunar[$md_lunar]):'';        isset($arr_solar[$md_solar])?array_push($festivals, $arr_solar[$md_solar]):'';        $glweek  = date("w",strtotime($today));    //0-6        if($m==5&&($d>7)&&($d<15)&&($glweek==0))array_push($festivals, "母亲节");        if($m==6&&($d>14)&&($d<22)&&($glweek==0))array_push($festivals,"父亲节");        $jieqi = $this->getJieQi($y,$m,$d);        if($jieqi)array_push($festivals,$jieqi);        return implode('/',$festivals);    }}

メソッドの呼び出し:

$lunar = new Lunar();$month = $lunar->convertSolarToLunar(date('Y'),date('m'),date('d'));print_r($month);