joomla_test/libraries/cms/html/date.php
2020-01-02 22:20:31 +07:00

90 lines
2.0 KiB
PHP

<?php
/**
* @package Joomla.Libraries
* @subpackage HTML
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
/**
* Extended Utility class for handling date display.
*
* @package Joomla.Libraries
* @subpackage HTML
* @since 2.5
*/
abstract class JHtmlDate
{
/**
* Function to convert a static time into a relative measurement
*
* @param string $date The date to convert
* @param string $unit The optional unit of measurement to return
* if the value of the diff is greater than one
* @param string $time An optional time to compare to, defaults to now
*
* @return string The converted time string
*
* @since 2.5
*/
public static function relative($date, $unit = null, $time = null)
{
if (is_null($time))
{
// Get now
$time = JFactory::getDate('now');
}
// Get the difference in seconds between now and the time
$diff = strtotime($time) - strtotime($date);
// Less than a minute
if ($diff < 60)
{
return JText::_('JLIB_HTML_DATE_RELATIVE_LESSTHANAMINUTE');
}
// Round to minutes
$diff = round($diff / 60);
// 1 to 59 minutes
if ($diff < 60 || $unit == 'minute')
{
return JText::plural('JLIB_HTML_DATE_RELATIVE_MINUTES', $diff);
}
// Round to hours
$diff = round($diff / 60);
// 1 to 23 hours
if ($diff < 24 || $unit == 'hour')
{
return JText::plural('JLIB_HTML_DATE_RELATIVE_HOURS', $diff);
}
// Round to days
$diff = round($diff / 24);
// 1 to 6 days
if ($diff < 7 || $unit == 'day')
{
return JText::plural('JLIB_HTML_DATE_RELATIVE_DAYS', $diff);
}
// Round to weeks
$diff = round($diff / 7);
// 1 to 4 weeks
if ($diff <= 4 || $unit == 'week')
{
return JText::plural('JLIB_HTML_DATE_RELATIVE_WEEKS', $diff);
}
// Over a month, return the absolute time
return JHtml::_('date', $date);
}
}