diff options
Diffstat (limited to 'ext/calendar/easter.c')
| -rw-r--r-- | ext/calendar/easter.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/ext/calendar/easter.c b/ext/calendar/easter.c deleted file mode 100644 index 758ee512ab..0000000000 --- a/ext/calendar/easter.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2003 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 2.02 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.php.net/license/2_02.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Shane Caraveo <shane@caraveo.com> | - | Colin Viebrock <colin@easydns.com> | - | Hartmut Holzgraefe <hholzgra@php.net> | - +----------------------------------------------------------------------+ - */ -/* $Id: */ - -#include "php.h" -#include "php_calendar.h" -#include "sdncal.h" -#include <time.h> - -static void _cal_easter(INTERNAL_FUNCTION_PARAMETERS, int gm) -{ - - /* based on code by Simon Kershaw, <webmaster@ely.anglican.org> */ - - struct tm te; - long year, golden, solar, lunar, pfm, dom, tmp, easter; - long method = CAL_EASTER_DEFAULT; - - /* Default to the current year if year parameter is not given */ - { - time_t a; - struct tm b; - time(&a); - php_localtime_r(&a, &b); - year = 1900 + b.tm_year; - } - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, - "|ll", &year, &method) == FAILURE) { - return; - } - - if (gm && (year<1970 || year>2037)) { /* out of range for timestamps */ - php_error_docref(NULL TSRMLS_CC, E_WARNING, "This function is only valid for years between 1970 and 2037 inclusive"); - RETURN_FALSE; - } - - golden = (year % 19) + 1; /* the Golden number */ - - if ((year <= 1582 && method != CAL_EASTER_ALWAYS_GREGORIAN) || - (year >= 1583 && year <= 1752 && method != CAL_EASTER_ROMAN && method != CAL_EASTER_ALWAYS_GREGORIAN) || - method == CAL_EASTER_ALWAYS_JULIAN) { /* JULIAN CALENDAR */ - - dom = (year + (year/4) + 5) % 7; /* the "Dominical number" - finding a Sunday */ - if (dom < 0) { - dom += 7; - } - - pfm = (3 - (11*golden) - 7) % 30; /* uncorrected date of the Paschal full moon */ - if (pfm < 0) { - pfm += 30; - } - } else { /* GREGORIAN CALENDAR */ - dom = (year + (year/4) - (year/100) + (year/400)) % 7; /* the "Domincal number" */ - if (dom < 0) { - dom += 7; - } - - solar = (year-1600)/100 - (year-1600)/400; /* the solar and lunar corrections */ - lunar = (((year-1400) / 100) * 8) / 25; - - pfm = (3 - (11*golden) + solar - lunar) % 30; /* uncorrected date of the Paschal full moon */ - if (pfm < 0) { - pfm += 30; - } - } - - if ((pfm == 29) || (pfm == 28 && golden > 11)) { /* corrected date of the Paschal full moon */ - pfm--; /* - days after 21st March */ - } - - tmp = (4-pfm-dom) % 7; - if (tmp < 0) { - tmp += 7; - } - - easter = pfm + tmp + 1; /* Easter as the number of days after 21st March */ - - if (gm) { /* return a timestamp */ - te.tm_isdst = -1; - te.tm_year = year-1900; - te.tm_sec = 0; - te.tm_min = 0; - te.tm_hour = 0; - - if (easter < 11) { - te.tm_mon = 2; /* March */ - te.tm_mday = easter+21; - } else { - te.tm_mon = 3; /* April */ - te.tm_mday = easter-10; - } - - Z_LVAL_P(return_value) = mktime(&te); - } else { /* return the days after March 21 */ - Z_LVAL_P(return_value) = easter; - } - - Z_TYPE_P(return_value) = IS_LONG; - -} - -/* {{{ proto int easter_date([int year]) - Return the timestamp of midnight on Easter of a given year (defaults to current year) */ -PHP_FUNCTION(easter_date) -{ - _cal_easter(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1); -} -/* }}} */ - -/* {{{ proto int easter_days([int year, [int method]]) - Return the number of days after March 21 that Easter falls on for a given year (defaults to current year) */ -PHP_FUNCTION(easter_days) -{ - _cal_easter(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); -} -/* }}} */ - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ |