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PHP code for calculating festivals, solar terms, and lunar calendar interchanges

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Release: 2016-07-25 08:56:08
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  1. /*
  2. * 农历 节气 节日
  3. * edit: bbs.it-home.org
  4. */
  5. class Lunar {
  6. var $MIN_YEAR = 1891;
  7. var $MAX_YEAR = 2100;
  8. var $lunarInfo = array(
  9. 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),
  10. 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),
  11. 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),
  12. 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),
  13. 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),
  14. 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),
  15. 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),
  16. 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),
  17. 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),
  18. 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),
  19. 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),
  20. 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),
  21. 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),
  22. 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),
  23. 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),
  24. 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),
  25. 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),
  26. 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),
  27. 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),
  28. 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),
  29. 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),
  30. 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),
  31. 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),
  32. 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),
  33. 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),
  34. 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),
  35. 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),
  36. 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),
  37. 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),
  38. 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),
  39. 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),
  40. 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),
  41. 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),
  42. 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),
  43. 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)
  44. );
  45. /**
  46. * 将阳历转换为阴历
  47. * @param year 公历-年
  48. * @param month 公历-月
  49. * @param date 公历-日
  50. */
  51. function convertSolarToLunar($year,$month,$date){
  52. //debugger;
  53. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  54. if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){
  55. return array(1891,'正月','初一','辛卯',1,1,'兔');
  56. }
  57. return $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year,$month,$date,$yearData[1],$yearData[2]));
  58. }
  59. function convertSolarMonthToLunar($year,$month) {
  60. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  61. if($year==$this->MIN_YEAR&&$month<=2&&$date<=9){
  62. return array(1891,'正月','初一','辛卯',1,1,'兔');
  63. }
  64. $month_days_ary = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
  65. $dd = $month_days_ary[$month];
  66. if($this->isLeapYear($year) && $month == 2) $dd++;
  67. $lunar_ary = array();
  68. for ($i = 1; $i < $dd; $i++) {
  69. $array = $this->getLunarByBetween($year,$this->getDaysBetweenSolar($year, $month, $i, $yearData[1], $yearData[2]));
  70. $array[] = $year . '-' . $month . '-' . $i;
  71. $lunar_ary[$i] = $array;
  72. }
  73. return $lunar_ary;
  74. }
  75. /**
  76. * Convert lunar calendar to solar calendar
  77. * @param year lunar calendar - year
  78. * @param month lunar calendar - month, leap month processing: For example, if there is a leap month in May, then the second May will be passed to June, which is equivalent to 13 in the lunar calendar month, but sometimes the number of days in the 13th month is 0
  79. * @param date lunar calendar - day
  80. */
  81. function convertLunarToSolar($year,$month,$date){
  82. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  83. $between = $this->getDaysBetweenLunar($year,$month,$date);
  84. $res = mktime(0,0,0,$yearData[1],$yearData[2],$year);
  85. $res = date('Y-m-d', $res+$between*24*60*60);
  86. $day = explode('-', $res);
  87. $year = $day[0];
  88. $month= $day[1];
  89. $day = $day[2];
  90. return array($year, $month, $day);
  91. }
  92. /**
  93. * Determine whether it is a leap year
  94. * @param year
  95. */
  96. function isLeapYear($year){
  97. return (($year%4==0 && $year%100 !=0) || ($year%400==0));
  98. }
  99. /**
  100. * Get the year of the stems and branches
  101. * @param year
  102. */
  103. function getLunarYearName($year){
  104. $sky = array('庚','辛','壬','癸','甲','乙','丙','丁','戊','己');
  105. $earth = array('申','酉','戌','亥','子','丑','寅','卯','辰','巳','午','未');
  106. $year = $year.'';
  107. return $sky[$year{3}].$earth[$year%12];
  108. }
  109. /**
  110. * Get the zodiac sign according to the lunar year
  111. * @param year lunar year
  112. */
  113. function getYearZodiac($year){
  114. $zodiac = array('猴','鸡','狗','猪','鼠','牛','虎','兔','龙','蛇','马','羊');
  115. return $zodiac[$year%12];
  116. }
  117. /**
  118. * Get the number of days in the Gregorian calendar month
  119. * @param year Gregorian calendar-year
  120. * @param month Gregorian calendar-month
  121. */
  122. function getSolarMonthDays($year,$month){
  123. $monthHash = array('1'=>31,'2'=>$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);
  124. return $monthHash["$month"];
  125. }
  126. /**
  127. * Get the number of days in the lunar month
  128. * @param year lunar calendar - year
  129. * @param month lunar calendar - month, starting from January
  130. */
  131. function getLunarMonthDays($year,$month){
  132. $monthData = $this->getLunarMonths($year);
  133. return $monthData[$month-1];
  134. }
  135. /**
  136. * Get the array of days in each month of the lunar calendar
  137. * @param year
  138. */
  139. function getLunarMonths($year){
  140. $yearData = $this->lunarInfo[$year - $this->MIN_YEAR];
  141. $leapMonth = $yearData[0];
  142. $bit = decbin($yearData[3]);
  143. for ($i = 0; $i < strlen($bit);$i ++) {
  144. $bitArray[$i] = substr($bit, $i, 1);
  145. }
  146. for($k=0,$klen=16-count($bitArray);$k<$klen;$k++){
  147. array_unshift($bitArray, '0');
  148. }
  149. $bitArray = array_slice($bitArray,0,($leapMonth==0?12:13));
  150. for($i=0; $i $bitArray[$i] = $bitArray[$i] + 29;
  151. }
  152. return $bitArray;
  153. }
  154. /**
  155. * Get the number of days in each year of the lunar calendar
  156. * @param year lunar year
  157. */
  158. function getLunarYearDays($year){
  159. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  160. $monthArray = $this->getLunarYearMonths($year);
  161. $len = count($monthArray);
  162. return ($monthArray[$len-1]==0?$monthArray[$len-2]:$monthArray[$len-1]);
  163. }
  164. function getLunarYearMonths($year){
  165. //debugger;
  166. $monthData = $this->getLunarMonths($year);
  167. $res=array();
  168. $temp=0;
  169. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  170. $len = ($yearData[0]==0?12:13);
  171. for($i=0;$i<$len;$i++){
  172. $temp=0;
  173. for($j=0;$j<=$i;$j++){
  174. $temp+=$monthData[$j];
  175. }
  176. array_push($res, $temp);
  177. }
  178. return $res;
  179. }
  180. /**
  181. * Get leap month
  182. * @param year lunar year
  183. */
  184. function getLeapMonth($year){
  185. $yearData = $this->lunarInfo[$year-$this->MIN_YEAR];
  186. return $yearData[0];
  187. }
  188. /**
  189. * Calculate the number of days between the lunar date and the first day of the first lunar month
  190. * @param year
  191. * @param month
  192. * @param date
  193. */
  194. function getDaysBetweenLunar($year,$month,$date){
  195. $yearMonth = $this->getLunarMonths($year);
  196. $res=0;
  197. for($i=1;$i<$month;$i++){
  198. $res +=$yearMonth[$i-1];
  199. }
  200. $res+=$date-1;
  201. return $res;
  202. }
  203. /**
  204. * Calculate the number of days between two solar calendar dates
  205. * @param year The solar calendar year
  206. * @param cmonth
  207. * @param cdate
  208. * @param dmonth The solar calendar month corresponding to the first month of the lunar calendar
  209. * @param ddate The solar calendar corresponding to the first day of the lunar calendar Number of days
  210. */
  211. function getDaysBetweenSolar($year,$cmonth,$cdate,$dmonth,$ddate){
  212. $a = mktime(0,0,0,$cmonth,$cdate,$year);
  213. $b = mktime(0,0,0,$dmonth,$ddate,$year);
  214. return ceil(($a-$b)/24/3600);
  215. }
  216. /**
  217. * Calculate the lunar date based on the number of days from the first day of the first lunar month
  218. * @param year Gregorian year
  219. * @param between days
  220. */
  221. function getLunarByBetween($year,$between){
  222. //debugger;
  223. $lunarArray = array();
  224. $yearMonth=array();
  225. $t=0;
  226. $e=0;
  227. $leapMonth=0;
  228. $m='';
  229. if($between==0){
  230. array_push($lunarArray, $year,'正月','初一');
  231. $t = 1;
  232. $e = 1;
  233. }else{
  234. $year = $between>0? $year : ($year-1);
  235. $yearMonth = $this->getLunarYearMonths($year);
  236. $leapMonth = $this->getLeapMonth($year);
  237. $between = $between>0?$between : ($this->getLunarYearDays($year)+$between);
  238. for($i=0;$i<13;$i++){
  239. if($between==$yearMonth[$i]){
  240. $t=$i+2;
  241. $e=1;
  242. break;
  243. }else if($between<$yearMonth[$i]){
  244. $t=$i+1;
  245. $e=$between-(emptyempty($yearMonth[$i-1])?0:$yearMonth[$i-1])+1;
  246. break;
  247. }
  248. }
  249. $m = ($leapMonth!=0&&$t==$leapMonth+1)?('闰'.$this->getCapitalNum($t- 1,true)):$this->getCapitalNum(($leapMonth!=0&&$leapMonth+1<$t?($t-1):$t),true);
  250. array_push($lunarArray,$year,$m,$this->getCapitalNum($e,false));
  251. }
  252. array_push($lunarArray,$this->getLunarYearName($year));// 天干地支
  253. array_push($lunarArray,$t,$e);
  254. array_push($lunarArray,$this->getYearZodiac($year));// 12生肖
  255. array_push($lunarArray,$leapMonth);// 闰几月
  256. return $lunarArray;
  257. }
  258. /**
  259. * Get the lunar calendar name of the number
  260. * @param num number
  261. * @param isMonth whether it is the number of the month
  262. */
  263. function getCapitalNum($num,$isMonth){
  264. $isMonth = $isMonth || false;
  265. $dateHash=array('0'=>'','1'=> ;'One','2'=>'Two','3'=>'Three','4'=>'Four','5'=>'Five','6'=> ;'Six','7'=>'Seven','8'=>'Eight','9'=>'Nine','10'=>'Ten');
  266. $monthHash= array('0'=>'','1'=>'First month','2'=>'February','3'=>'March','4'=>' April','5'=>'May','6'=>'June','7'=>'July','8'=>'August','9 '=>'September','10'=>'October','11'=>'Winter Month','12'=>'Twelfth Month');
  267. $res='';
  268. if($isMonth){
  269. $res = $monthHash[$num];
  270. }else{
  271. if($num<=10){
  272. $res = 'Initial'.$dateHash[$num];
  273. }else if ($num>10&&$num<20){
  274. $res = '十'.$dateHash[$num-10];
  275. }else if($num==20){
  276. $res = "Twenty";
  277. }else if($num>20&&$num<30){
  278. $res = "忿".$dateHash[$num-20];
  279. }else if($num==30){
  280. $res = "Thirty" ";
  281. }
  282. }
  283. return $res;
  284. }
  285. /*
  286. * General algorithm for solar terms
  287. */
  288. function getJieQi($_year,$month,$day)
  289. {
  290. $year = substr($_year,- 2)+0;
  291. $coefficient = array(
  292. array(5.4055,2019,-1),//Xiaohan
  293. array(20.12,2082,1),//Dahan
  294. array(3.87),//The beginning of spring
  295. array( 18.74,2026,-1),//Rain
  296. array(5.63),//Jingzhe
  297. array(20.646,2084,1),//Vernal Equinox
  298. array(4.81),//Qingming
  299. array(20.1),// Guyu
  300. array(5.52,1911,1),//Lixia
  301. array(21.04,2008,1),//Xiaoman
  302. array(5.678,1902,1),//Mangzhong
  303. array(21.37,1928,1), //Summer Solstice
  304. array(7.108,2016,1),//Small Summer Season
  305. array(22.83,1922,1),//Great Summer Season
  306. array(7.5,2002,1),//Beginning of Autumn
  307. array(23.13),// Summer heat
  308. array(7.646,1927,1),//White dew
  309. array(23.042,1942,1),//Autumnal equinox
  310. array(8.318),//Cold dew
  311. array(23.438,2089,1),//Frostfall
  312. array(7.438,2089,1),//The beginning of winter
  313. array(22.36,1978,1),//Light snow
  314. array(7.18,1954,1),//Heavy snow
  315. array(21.94,2021,-1)// Winter Solstice
  316. );
  317. $term_name = array(
  318. "Little Cold", "Big Cold", "Beginning of Spring", "Rain", "Jingzhe", "Vernal Equinox", "Qingming", "Grain Rain",
  319. "Beginning of Summer", "Xiaoman" ","awn","summer solstice","little heat","big heat","beginning of autumn","end of heat",
  320. "white dew","autumnal equinox","cold dew","frost fall","beginning of winter","light snow" ,"Heavy Snow","Winter Solstice");
  321. $idx1 = ($month-1)*2;
  322. $_leap_value = floor(($year-1)/4);
  323. $day1 = floor($year* 0.2422+$coefficient[$idx1][0])-$_leap_value;
  324. if(isset($coefficient[$idx1][1])&&$coefficient[$idx1][1]==$_year)
  325. {
  326. $ day1 += $coefficient[$idx1][2];
  327. }
  328. $day2 = floor($year*0.2422+$coefficient[$idx1+1][0])-$_leap_value;
  329. if(isset($coefficient[ $idx1+1][1])&&$coefficient[$idx1+1][1]==$_year)
  330. {
  331. $day1 += $coefficient[$idx1+1][2];
  332. }
  333. // echo __FILE__.'->'.__LINE__.' $day1='.$day1,',$day2='.$day2.'
    '.chr(10);
  334. if($day= =$day1) return $term_name[$idx1];
  335. if($day==$day2) return $term_name[$idx1+1];
  336. return '';
  337. }
  338. /*
  339. * Get festival: special festivals can only modify this function to calculate
  340. */
  341. function getFestival($today, $nl_info = false,$config = 1)
  342. {
  343. if($config == 1)
  344. {
  345. $arr_lunar=array('01-01'=>'Spring Festival','01-15'=>'Lantern Festival','02-02'=>'February 2','05- 05'=>'Dragon Boat Festival','07-07'=>'Qixi Festival','08-15'=>'Mid-Autumn Festival','09-09'=>'Double Ninth Festival',' 12-08'=>'Laba Festival','12-23'=>'Little Year');
  346. $arr_solar=array('01-01'=>'New Year's Day','02-14'= >'Valentine's Day','03-12'=>'Arbor Day','04-01'=>'April Fool's Day','05-01'=>'Labor Day','06-01 '=>'Children's Day','10-01'=>'National Day','10-31'=>'Halloween','12-24'=>'Christmas Eve','12- 25'=>'Christmas');
  347. }//If you need different festivals, use different $config, and then configure $arr_lunar and $arr_solar
  348. $festivals = array();
  349. list($y,$ m,$d) = explode('-',$today);
  350. if(!$nl_info) $nl_info = $this->convertSolarToLunar($y,intval($m),intval($d));
  351. if($nl_info[7]>0&&$nl_info[7]<$nl_info[4]) $nl_info[4]-=1;
  352. $md_lunar = substr('0'.$nl_info[4],- 2).'-'.substr('0'.$nl_info[5],-2);
  353. $md_solar=substr_replace($today,'',0,5);
  354. isset($arr_lunar[$md_lunar] )?array_push($festivals, $arr_lunar[$md_lunar]):'';
  355. isset($arr_solar[$md_solar])?array_push($festivals, $arr_solar[$md_solar]):'';
  356. $glweek = date("w",strtotime($today)); //0-6
  357. if($m==5&&($d>7)&&($d<15)&&($glweek==0))array_push ($festivals, "Mother's Day");
  358. if($m==6&&($d>14)&&($d<22)&&($glweek==0))array_push($festivals,"Father's Day") ;
  359. $jieqi = $this->getJieQi($y,$m,$d);
  360. if($jieqi)array_push($festivals,$jieqi);
  361. return implode('/',$festivals);
  362. }
  363. }
  364. header("Content-Type:text/html;charset=utf-8");
  365. $lunar=new Lunar();//
  366. $month=$lunar->convertSolarToLunar (2013,07,08);//Convert solar calendar to lunar calendar
  367. echo '
    ';
  368. print_r($month);
Copy code

Print result:

Array ( [0] => 2013 [1] => May [2] => thirty [3] => Guisi [4] => 5 [5] => 30 [6] => snake [7] => 0 )


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