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90 lines
1.8 KiB
PHP
90 lines
1.8 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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* Copyright (c) 2005 David Grudl (http://davidgrudl.com)
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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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parent::__construct('@' . $time);
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$this->setTimeZone($timezone ? $timezone : new DateTimeZone(date_default_timezone_get()));
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} elseif ($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 $this;
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}
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public function setTimestamp($timestamp)
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{
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$zone = PHP_VERSION_ID === 50206 ? new \DateTimeZone($this->getTimezone()->getName()) : $this->getTimezone();
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$this->__construct('@' . $timestamp);
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$this->setTimeZone($zone);
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return $this;
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}
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public function getTimestamp()
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{
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$ts = $this->format('U');
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return is_float($tmp = $ts * 1) ? $ts : $tmp;
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}
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public function __toString()
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{
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return $this->format('Y-m-d H:i:s');
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}
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public function __sleep()
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{
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$zone = $this->getTimezone()->getName();
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if ($zone[0] === '+') {
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$this->fix = array($this->format('Y-m-d H:i:sP'));
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} else {
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$this->fix = array($this->format('Y-m-d H:i:s'), $zone);
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}
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return array('fix');
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}
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public function __wakeup()
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{
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if (isset($this->fix[1])) {
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$this->__construct($this->fix[0], new DateTimeZone($this->fix[1]));
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} else {
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$this->__construct($this->fix[0]);
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}
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unset($this->fix);
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}
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}
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