// 今天根据客户的需求对时间进行了转换,就是客户要求增加农历日期的显示,在网上抄袭了一段,稍微修改了一下运行成功了,不难的,改动的很少的.
<?php  
/*
 * 
 * 陈海波     新二级页面  农历转换成公历
 * 
 * *///  lunar.php     新建这个php文件,所有的代码无需改,需要改的是下面teacher.php 的几行
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;  
     }  
 }  
?> 
 // teacher.php 
   //公历转农历  
  require_once(CORE_."Lunar.php");   // 加载lunar.php文件
  $today = date("Y-m-d");  
  $lunar = new Lunar();              // 实例化类
  $nonglitime = array();
  $nl = date("Y-n-d",$lunar->S2L($today));     echo $nl;exit;   // 转为农历是:2012-05-25