1                 : /*
       2                 :    +----------------------------------------------------------------------+
       3                 :    | PHP Version 6                                                        |
       4                 :    +----------------------------------------------------------------------+
       5                 :    | Copyright (c) 1997-2009 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]) U
      28                 :    Convert UNIX timestamp to Julian Day */
      29                 : PHP_FUNCTION(unixtojd)
      30               3 : {
      31                 :   time_t timestamp;
      32                 :   long jdate, t;
      33                 :   struct tm *ta, tmbuf;
      34                 :         
      35               3 :   if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &t) == FAILURE) {
      36               0 :     return;
      37                 :   }
      38                 : 
      39               3 :   if (ZEND_NUM_ARGS()) {
      40               3 :     timestamp = (time_t) t;
      41                 :   } else {
      42               0 :     timestamp = time(NULL);
      43                 :   }
      44                 : 
      45               3 :   if (timestamp < 0) {
      46               0 :         RETURN_FALSE;
      47                 :   }
      48                 : 
      49               3 :   ta = php_localtime_r(&timestamp, &tmbuf);
      50               3 :   if (!ta) {
      51               0 :           RETURN_FALSE;
      52                 :   }
      53                 : 
      54               3 :   jdate = GregorianToSdn(ta->tm_year+1900, ta->tm_mon+1, ta->tm_mday);
      55               3 :   RETURN_LONG(jdate);
      56                 : }
      57                 : /* }}} */
      58                 : 
      59                 : /* {{{ proto int jdtounix(int jday) U
      60                 :    Convert Julian Day to UNIX timestamp */
      61                 : PHP_FUNCTION(jdtounix)
      62               3 : {
      63                 :   long uday, jday;
      64                 : 
      65               3 :   if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &jday) != SUCCESS) {
      66               0 :     return;
      67                 :   }
      68                 :   
      69               3 :   uday = jday - 2440588; /* J.D. of 1.1.1970 */
      70               3 :   if(uday<0)     RETURN_FALSE; /* before beginning of unix epoch */ 
      71               3 :   if(uday>24755) RETURN_FALSE; /* behind end of unix epoch */
      72                 : 
      73               3 :   RETURN_LONG(uday*24*3600);
      74                 : }
      75                 : /* }}} */
      76                 : 
      77                 : /*
      78                 :  * Local variables:
      79                 :  * tab-width: 4
      80                 :  * c-basic-offset: 4
      81                 :  * End:
      82                 :  * vim600: sw=4 ts=4 fdm=marker
      83                 :  * vim<600: sw=4 ts=4
      84                 :  */