1/*
2   +----------------------------------------------------------------------+
3   | PHP Version 5                                                        |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 1997-2013 The PHP Group                                |
6   +----------------------------------------------------------------------+
7   | This source file is subject to version 3.01 of the PHP license,      |
8   | that is bundled with this package in the file LICENSE, and is        |
9   | available through the world-wide-web at the following url:           |
10   | http://www.php.net/license/3_01.txt                                  |
11   | If you did not receive a copy of the PHP license and are unable to   |
12   | obtain it through the world-wide-web, please send a note to          |
13   | license@php.net so we can mail you a copy immediately.               |
14   +----------------------------------------------------------------------+
15   | Authors: Shane Caraveo             <shane@caraveo.com>               |
16   |          Colin Viebrock            <colin@easydns.com>               |
17   |          Hartmut Holzgraefe        <hholzgra@php.net>                |
18   +----------------------------------------------------------------------+
19 */
20/* $Id: */
21
22#include "php.h"
23#include "php_calendar.h"
24#include "sdncal.h"
25#include <time.h>
26
27/* {{{ proto int unixtojd([int timestamp])
28   Convert UNIX timestamp to Julian Day */
29PHP_FUNCTION(unixtojd)
30{
31    time_t ts = 0;
32    struct tm *ta, tmbuf;
33
34    if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &ts) == FAILURE) {
35        return;
36    }
37
38    if (!ts) {
39        ts = time(NULL);
40    } else if (ts < 0) {
41        RETURN_FALSE;
42    }
43
44    if (!(ta = php_localtime_r(&ts, &tmbuf))) {
45        RETURN_FALSE;
46    }
47
48    RETURN_LONG(GregorianToSdn(ta->tm_year+1900, ta->tm_mon+1, ta->tm_mday));
49}
50/* }}} */
51
52/* {{{ proto int jdtounix(int jday)
53   Convert Julian Day to UNIX timestamp */
54PHP_FUNCTION(jdtounix)
55{
56    long uday;
57
58    if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &uday) == FAILURE) {
59        return;
60    }
61    uday -= 2440588 /* J.D. of 1.1.1970 */;
62
63    if (uday < 0 || uday > 24755) { /* before beginning of unix epoch or behind end of unix epoch */
64        RETURN_FALSE;
65    }
66
67    RETURN_LONG(uday * 24 * 3600);
68}
69/* }}} */
70
71/*
72 * Local variables:
73 * tab-width: 4
74 * c-basic-offset: 4
75 * End:
76 * vim600: sw=4 ts=4 fdm=marker
77 * vim<600: sw=4 ts=4
78 */
79