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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| https://www.php.net/license/3_01.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 |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Shane Caraveo <[email protected]> |
| Colin Viebrock <[email protected]> |
| Hartmut Holzgraefe <[email protected]> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "php_calendar.h"
#include "sdncal.h"
#include <time.h>
#define SECS_PER_DAY (24 * 3600)
/* {{{ Convert UNIX timestamp to Julian Day */
PHP_FUNCTION(unixtojd)
{
time_t ts;
zend_long tl = 0;
bool tl_is_null = 1;
struct tm *ta, tmbuf;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|l!", &tl, &tl_is_null) == FAILURE) {
RETURN_THROWS();
}
if (tl_is_null) {
ts = time(NULL);
} else if (tl >= 0) {
ts = (time_t) tl;
} else {
zend_argument_value_error(1, "must be greater than or equal to 0");
RETURN_THROWS();
}
if (!(ta = php_localtime_r(&ts, &tmbuf))) {
RETURN_FALSE;
}
RETURN_LONG(GregorianToSdn(ta->tm_year+1900, ta->tm_mon+1, ta->tm_mday));
}
/* }}} */
/* {{{ Convert Julian Day to UNIX timestamp */
PHP_FUNCTION(jdtounix)
{
zend_long uday;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &uday) == FAILURE) {
RETURN_THROWS();
}
uday -= 2440588 /* J.D. of 1.1.1970 */;
if (uday < 0 || uday > ZEND_LONG_MAX / SECS_PER_DAY) { /* before beginning of unix epoch or greater than representable */
zend_value_error("jday must be between 2440588 and " ZEND_LONG_FMT, ZEND_LONG_MAX / SECS_PER_DAY + 2440588);
RETURN_THROWS();
}
RETURN_LONG(uday * SECS_PER_DAY);
}
/* }}} */