source: branches/version-2_5-dev/data/module/MDB2/Date.php @ 20119

Revision 20119, 6.3 KB checked in by nanasess, 12 years ago (diff)

module 以下は svn:keywords を除外

  • Property svn:eol-style set to LF
  • Property svn:mime-type set to text/x-httpd-php; charset=UTF-8
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1<?php
2// +----------------------------------------------------------------------+
3// | PHP versions 4 and 5                                                 |
4// +----------------------------------------------------------------------+
5// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox,                 |
6// | Stig. S. Bakken, Lukas Smith                                         |
7// | All rights reserved.                                                 |
8// +----------------------------------------------------------------------+
9// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB  |
10// | API as well as database abstraction for PHP applications.            |
11// | This LICENSE is in the BSD license style.                            |
12// |                                                                      |
13// | Redistribution and use in source and binary forms, with or without   |
14// | modification, are permitted provided that the following conditions   |
15// | are met:                                                             |
16// |                                                                      |
17// | Redistributions of source code must retain the above copyright       |
18// | notice, this list of conditions and the following disclaimer.        |
19// |                                                                      |
20// | Redistributions in binary form must reproduce the above copyright    |
21// | notice, this list of conditions and the following disclaimer in the  |
22// | documentation and/or other materials provided with the distribution. |
23// |                                                                      |
24// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken,    |
25// | Lukas Smith nor the names of his contributors may be used to endorse |
26// | or promote products derived from this software without specific prior|
27// | written permission.                                                  |
28// |                                                                      |
29// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS  |
30// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT    |
31// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS    |
32// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE      |
33// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,          |
34// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
35// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
36// |  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED  |
37// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT          |
38// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
39// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE          |
40// | POSSIBILITY OF SUCH DAMAGE.                                          |
41// +----------------------------------------------------------------------+
42// | Author: Lukas Smith <smith@pooteeweet.org>                           |
43// +----------------------------------------------------------------------+
44//
45// $Id: Date.php,v 1.10 2006/03/01 12:15:32 lsmith Exp $
46//
47
48/**
49 * @package  MDB2
50 * @category Database
51 * @author   Lukas Smith <smith@pooteeweet.org>
52 */
53
54/**
55 * Several methods to convert the MDB2 native timestamp format (ISO based)
56 * to and from data structures that are convenient to worth with in side of php.
57 * For more complex date arithmetic please take a look at the Date package in PEAR
58 *
59 * @package MDB2
60 * @category Database
61 * @author  Lukas Smith <smith@pooteeweet.org>
62 */
63class MDB2_Date
64{
65    // {{{ mdbNow()
66
67    /**
68     * return the current datetime
69     *
70     * @return string current datetime in the MDB2 format
71     * @access public
72     */
73    function mdbNow()
74    {
75        return date('Y-m-d H:i:s');
76    }
77    // }}}
78
79    // {{{ mdbToday()
80
81    /**
82     * return the current date
83     *
84     * @return string current date in the MDB2 format
85     * @access public
86     */
87    function mdbToday()
88    {
89        return date('Y-m-d');
90    }
91    // }}}
92
93    // {{{ mdbTime()
94
95    /**
96     * return the current time
97     *
98     * @return string current time in the MDB2 format
99     * @access public
100     */
101    function mdbTime()
102    {
103        return date('H:i:s');
104    }
105    // }}}
106
107    // {{{ date2Mdbstamp()
108
109    /**
110     * convert a date into a MDB2 timestamp
111     *
112     * @param int hour of the date
113     * @param int minute of the date
114     * @param int second of the date
115     * @param int month of the date
116     * @param int day of the date
117     * @param int year of the date
118     *
119     * @return string a valid MDB2 timestamp
120     * @access public
121     */
122    function date2Mdbstamp($hour = null, $minute = null, $second = null,
123        $month = null, $day = null, $year = null)
124    {
125        return MDB2_Date::unix2Mdbstamp(mktime($hour, $minute, $second, $month, $day, $year, -1));
126    }
127    // }}}
128
129    // {{{ unix2Mdbstamp()
130
131    /**
132     * convert a unix timestamp into a MDB2 timestamp
133     *
134     * @param int a valid unix timestamp
135     *
136     * @return string a valid MDB2 timestamp
137     * @access public
138     */
139    function unix2Mdbstamp($unix_timestamp)
140    {
141        return date('Y-m-d H:i:s', $unix_timestamp);
142    }
143    // }}}
144
145    // {{{ mdbstamp2Unix()
146
147    /**
148     * convert a MDB2 timestamp into a unix timestamp
149     *
150     * @param int a valid MDB2 timestamp
151     * @return string unix timestamp with the time stored in the MDB2 format
152     *
153     * @access public
154     */
155    function mdbstamp2Unix($mdb_timestamp)
156    {
157        $arr = MDB2_Date::mdbstamp2Date($mdb_timestamp);
158
159        return mktime($arr['hour'], $arr['minute'], $arr['second'], $arr['month'], $arr['day'], $arr['year'], -1);
160    }
161    // }}}
162
163    // {{{ mdbstamp2Date()
164
165    /**
166     * convert a MDB2 timestamp into an array containing all
167     * values necessary to pass to php's date() function
168     *
169     * @param int a valid MDB2 timestamp
170     *
171     * @return array with the time split
172     * @access public
173     */
174    function mdbstamp2Date($mdb_timestamp)
175    {
176        list($arr['year'], $arr['month'], $arr['day'], $arr['hour'], $arr['minute'], $arr['second']) =
177            sscanf($mdb_timestamp, "%04u-%02u-%02u %02u:%02u:%02u");
178        return $arr;
179    }
180    // }}}
181}
182
183?>
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