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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | 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: Baba Buehler <baba@babaz.com> |
// | Pierre-Alain Joye <pajoye@php.net> |
// | |
// | Stripped down to two essential methods specially for DB_Table |
// | under PHP 5.1 by Paul M. Jones <pmjones@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: Date.php,v 1.1 2005/12/05 21:07:53 wiesemann Exp $
/**
* Generic date handling class for DB_Table.
*
* @author Baba Buehler <baba@babaz.com>
* @package Date
* @access public
*/
class DB_Table_Date {
/**
* the year
* @var int
*/
var $year;
/**
* the month
* @var int
*/
var $month;
/**
* the day
* @var int
*/
var $day;
/**
* the hour
* @var int
*/
var $hour;
/**
* the minute
* @var int
*/
var $minute;
/**
* the second
* @var int
*/
var $second;
/**
* the parts of a second
* @var float
*/
var $partsecond;
/**
* Constructor
*
* Creates a new DB_Table_Date Object. The date should be near to
* ISO 8601 format.
*
* @access public
* @param string $date A date in ISO 8601 format.
*/
function DB_Table_Date($date)
{
// This regex is very loose and accepts almost any butchered
// format you could throw at it. e.g. 2003-10-07 19:45:15 and
// 2003-10071945:15 are the same thing in the eyes of this
// regex, even though the latter is not a valid ISO 8601 date.
preg_match('/^(\d{4})-?(\d{2})-?(\d{2})([T\s]?(\d{2}):?(\d{2}):?(\d{2})(\.\d+)?(Z|[\+\-]\d{2}:?\d{2})?)?$/i', $date, $regs);
$this->year = $regs[1];
$this->month = $regs[2];
$this->day = $regs[3];
$this->hour = isset($regs[5])?$regs[5]:0;
$this->minute = isset($regs[6])?$regs[6]:0;
$this->second = isset($regs[7])?$regs[7]:0;
$this->partsecond = isset($regs[8])?(float)$regs[8]:(float)0;
// if an offset is defined, convert time to UTC
// Date currently can't set a timezone only by offset,
// so it has to store it as UTC
if (isset($regs[9])) {
$this->toUTCbyOffset($regs[9]);
}
}
/**
* Date pretty printing, similar to strftime()
*
* Formats the date in the given format, much like
* strftime(). Most strftime() options are supported.<br><br>
*
* formatting options:<br><br>
*
* <code>%Y </code> year as decimal including century (range 0000 to 9999) <br>
* <code>%m </code> month as decimal number (range 01 to 12) <br>
* <code>%d </code> day of month (range 00 to 31) <br>
* <code>%H </code> hour as decimal number (00 to 23) <br>
* <code>%M </code> minute as a decimal number (00 to 59) <br>
* <code>%S </code> seconds as a decimal number (00 to 59) <br>
* <code>%% </code> literal '%' <br>
* <br>
*
* @access public
* @param string format the format string for returned date/time
* @return string date/time in given format
*/
function format($format)
{
$output = "";
for($strpos = 0; $strpos < strlen($format); $strpos++) {
$char = substr($format,$strpos,1);
if ($char == "%") {
$nextchar = substr($format,$strpos + 1,1);
switch ($nextchar) {
case "Y":
$output .= $this->year;
break;
case "m":
$output .= sprintf("%02d",$this->month);
break;
case "d":
$output .= sprintf("%02d",$this->day);
break;
case "H":
$output .= sprintf("%02d", $this->hour);
break;
case "M":
$output .= sprintf("%02d",$this->minute);
break;
case "S":
$output .= sprintf("%02d", $this->second);
break;
default:
$output .= $char.$nextchar;
}
$strpos++;
} else {
$output .= $char;
}
}
return $output;
}
}
?>
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