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89 lines
1.5 KiB
PHP
89 lines
1.5 KiB
PHP
<?php
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/**
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* This file is part of the "dibi" - smart database abstraction layer.
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*
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* Copyright (c) 2005 David Grudl (http://davidgrudl.com)
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*
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* For the full copyright and license information, please view
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* the file license.txt that was distributed with this source code.
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*/
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/**
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* DateTime with serialization and timestamp support for PHP 5.2.
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*
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* @author David Grudl
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* @package dibi
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*/
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class DibiDateTime extends DateTime
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{
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public function __construct($time = 'now', DateTimeZone $timezone = NULL)
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{
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if (is_numeric($time)) {
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$time = date('Y-m-d H:i:s', $time);
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}
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if ($timezone === NULL) {
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parent::__construct($time);
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} else {
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parent::__construct($time, $timezone);
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}
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}
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public function modifyClone($modify = '')
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{
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$dolly = clone($this);
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return $modify ? $dolly->modify($modify) : $dolly;
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}
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public function modify($modify)
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{
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parent::modify($modify);
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return $this;
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}
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public function __sleep()
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{
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$this->fix = array($this->format('Y-m-d H:i:s'), $this->getTimezone()->getName());
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return array('fix');
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}
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public function __wakeup()
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{
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$this->__construct($this->fix[0], new DateTimeZone($this->fix[1]));
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unset($this->fix);
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}
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public function getTimestamp()
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{
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return (int) $this->format('U');
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}
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public function setTimestamp($timestamp)
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{
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return $this->__construct(date('Y-m-d H:i:s', $timestamp), new DateTimeZone($this->getTimezone()->getName())); // getTimeZone() crashes in PHP 5.2.6
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}
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public function __toString()
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{
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return $this->format('Y-m-d H:i:s');
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}
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}
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