mirror of
https://github.com/monstra-cms/monstra.git
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423 lines
14 KiB
PHP
423 lines
14 KiB
PHP
<?php
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/**
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* Gelato Library
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*
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* This source file is part of the Gelato Library. More information,
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* documentation and tutorials can be found at http://gelato.monstra.org
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*
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* @package Gelato
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*
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* @author Romanenko Sergey / Awilum <awilum@msn.com>
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* @copyright 2012-2013 Romanenko Sergey / Awilum <awilum@msn.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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class Date
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{
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/**
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* Protected constructor since this is a static class.
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*
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* @access protected
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*/
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protected function __construct()
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{
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// Nothing here
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}
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/**
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* Get format date
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*
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* <code>
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* echo Date::format($date, 'j.n.Y');
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* </code>
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*
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* @param integer $date Unix timestamp
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* @param string $format Date format
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* @return integer
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*/
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public static function format($date, $format = 'j.n.Y')
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{
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// Redefine vars
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$format = (string) $format;
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$date = (int) $date;
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return date($format, $date);
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}
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/**
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* Get number of seconds in a minute, incrementing by a step.
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*
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* <code>
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* $seconds = Date::seconds();
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* </code>
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*
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* @param integer $step Amount to increment each step by, 1 to 30
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* @param integer $start Start value
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* @param integer $end End value
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* @return array
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*/
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public static function seconds($step = 1, $start = 0, $end = 60)
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{
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// Redefine vars
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$step = (int) $step;
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$start = (int) $start;
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$end = (int) $end;
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return Date::_range($step, $start, $end);
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}
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/**
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* Get number of minutes in a hour, incrementing by a step.
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*
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* <code>
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* $minutes = Date::minutes();
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* </code>
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*
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* @param integer $step Amount to increment each step by, 1 to 30
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* @param integer $start Start value
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* @param integer $end End value
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* @return array
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*/
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public static function minutes($step = 5, $start = 0, $end = 60)
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{
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// Redefine vars
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$step = (int) $step;
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$start = (int) $start;
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$end = (int) $end;
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return Date::_range($step, $start, $end);
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}
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/**
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* Get number of hours, incrementing by a step.
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*
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* <code>
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* $hours = Date::hours();
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* </code>
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*
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* @param integer $step Amount to increment each step by, 1 to 30
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* @param integer $long Start value
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* @param integer $start End value
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* @return array
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*/
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public static function hours($step = 1, $long = false, $start = null)
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{
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// Redefine vars
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$step = (int) $step;
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$long = (bool) $long;
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if ($start === null) $start = ($long === FALSE) ? 1 : 0;
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$end = ($long === true) ? 23 : 12;
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return Date::_range($step, $start, $end, true);
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}
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/**
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* Get number of months.
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*
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* <code>
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* $months = Date::months();
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* </code>
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*
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* @return array
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*/
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public static function months()
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{
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return Date::_range(1, 1, 12, true);
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}
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/**
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* Get number of days.
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*
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* <code>
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* $months = Date::days();
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* </code>
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*
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* @return array
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*/
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public static function days()
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{
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return Date::_range(1, 1, Date::daysInMonth((int) date('M')), true);
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}
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/**
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* Returns the number of days in the requested month
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*
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* <code>
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* $days = Date::daysInMonth(1);
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* </code>
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*
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* @param integer $month Month as a number (1-12)
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* @param integer $year The year
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* @return integer
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*/
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public static function daysInMonth($month, $year = null)
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{
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// Redefine vars
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$month = (int) $month;
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$year = ! empty($year) ? (int) $year : (int) date('Y');
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if ($month < 1 or $month > 12) {
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return false;
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} elseif ($month == 2) {
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if ($year % 400 == 0 or ($year % 4 == 0 and $year % 100 != 0)) {
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return 29;
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}
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}
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$days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
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return $days_in_month[$month-1];
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}
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/**
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* Get number of years.
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*
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* <code>
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* $years = Date::years();
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* </code>
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*
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* @param integer $long Start value
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* @param integer $start End value
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* @return array
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*/
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public static function years($start = 1980, $end = 2024)
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{
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// Redefine vars
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$start = (int) $start;
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$end = (int) $end;
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return Date::_range(1, $start, $end, true);
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}
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/**
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* Get current season name
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*
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* <code>
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* echo Date::season();
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* </code>
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*
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* @return string
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*/
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public static function season()
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{
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$seasons = array("Winter", "Spring", "Summer", "Autumn");
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return $seasons[(int) ((date("n") %12)/3)];
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}
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/**
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* Get today date
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*
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* <code>
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* echo Date::today();
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* </code>
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*
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* @param string $format Date format
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* @return string
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*/
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public static function today($format = '')
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{
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// Redefine vars
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$format = (string) $format;
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if ($format != '') { return date($format); } else { return date(MONSTRA_DATE_FORMAT); }
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}
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/**
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* Get yesterday date
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*
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* <code>
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* echo Date::yesterday();
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* </code>
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*
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* @param string $format Date format
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* @return string
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*/
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public static function yesterday($format = '')
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{
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// Redefine vars
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$format = (string) $format;
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if ($format != '') { return date($format, strtotime("-1 day")); } else { return date(MONSTRA_DATE_FORMAT, strtotime("-1 day")); }
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}
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/**
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* Get tomorrow date
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*
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* <code>
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* echo Date::tomorrow();
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* </code>
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*
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* @param string $format Date format
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* @return string
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*/
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public static function tomorrow($format = '')
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{
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// Redefine vars
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$format = (string) $format;
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if ($format != '') { return date($format, strtotime("+1 day")); } else { return date(MONSTRA_DATE_FORMAT, strtotime("-1 day")); }
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}
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/**
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* Converts a UNIX timestamp to DOS format.
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*
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* <code>
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* $dos = Date::unix2dos($unix);
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* </code>
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*
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* @param integer $timestamp UNIX timestamp
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* @return integer
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*/
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public static function unix2dos($timestamp = 0)
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{
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$timestamp = ($_timestamp == 0) ? getdate() : getdate($_timestamp);
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if ($timestamp['year'] < 1980) return (1 << 21 | 1 << 16);
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$timestamp['year'] -= 1980;
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return ($timestamp['year'] << 25 | $timestamp['mon'] << 21 |
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$timestamp['mday'] << 16 | $timestamp['hours'] << 11 |
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$timestamp['minutes'] << 5 | $timestamp['seconds'] >> 1);
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}
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/**
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* Converts a DOS timestamp to UNIX format.
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*
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* <code>
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* $unix = Date::dos2unix($dos);
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* </code>
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*
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* @param integer $timestamp DOS timestamp
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* @return integer
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*/
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public static function dos2unix($timestamp)
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{
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$sec = 2 * ($timestamp & 0x1f);
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$min = ($timestamp >> 5) & 0x3f;
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$hrs = ($timestamp >> 11) & 0x1f;
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$day = ($timestamp >> 16) & 0x1f;
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$mon = (($timestamp >> 21) & 0x0f);
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$year = (($timestamp >> 25) & 0x7f) + 1980;
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return mktime($hrs, $min, $sec, $mon, $day, $year);
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}
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/**
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* Get Time zones
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*
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* @return array
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*/
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public static function timezones()
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{
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return array('Kwajalein'=>'(GMT-12:00) International Date Line West',
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'Pacific/Samoa'=>'(GMT-11:00) Midway Island, Samoa',
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'Pacific/Honolulu'=>'(GMT-10:00) Hawaii',
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'America/Anchorage'=>'(GMT-09:00) Alaska',
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'America/Los_Angeles'=>'(GMT-08:00) Pacific Time (US & Canada)',
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'America/Tijuana'=>'(GMT-08:00) Tijuana, Baja California',
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'America/Denver'=>'(GMT-07:00) Mountain Time (US & Canada)',
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'America/Chihuahua'=>'(GMT-07:00) Chihuahua, La Paz, Mazatlan',
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'America/Phoenix'=>'(GMT-07:00) Arizona',
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'America/Regina'=>'(GMT-06:00) Saskatchewan',
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'America/Tegucigalpa'=>'(GMT-06:00) Central America',
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'America/Chicago'=>'(GMT-06:00) Central Time (US & Canada)',
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'America/Mexico_City'=>'(GMT-06:00) Guadalajara, Mexico City, Monterrey',
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'America/New_York'=>'(GMT-05:00) Eastern Time (US & Canada)',
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'America/Bogota'=>'(GMT-05:00) Bogota, Lima, Quito, Rio Branco',
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'America/Indiana/Indianapolis'=>'(GMT-05:00) Indiana (East)',
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'America/Caracas'=>'(GMT-04:30) Caracas',
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'America/Halifax'=>'(GMT-04:00) Atlantic Time (Canada)',
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'America/Manaus'=>'(GMT-04:00) Manaus',
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'America/Santiago'=>'(GMT-04:00) Santiago',
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'America/La_Paz'=>'(GMT-04:00) La Paz',
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'America/St_Johns'=>'(GMT-03:30) Newfoundland',
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'America/Argentina/Buenos_Aires'=>'(GMT-03:00) Buenos Aires',
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'America/Sao_Paulo'=>'(GMT-03:00) Brasilia',
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'America/Godthab'=>'(GMT-03:00) Greenland',
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'America/Montevideo'=>'(GMT-03:00) Montevideo',
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'America/Argentina/Buenos_Aires'=>'(GMT-03:00) Georgetown',
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'Atlantic/South_Georgia'=>'(GMT-02:00) Mid-Atlantic',
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'Atlantic/Azores'=>'(GMT-01:00) Azores',
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'Atlantic/Cape_Verde'=>'(GMT-01:00) Cape Verde Is.',
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'Europe/London'=>'(GMT) Greenwich Mean Time : Dublin, Edinburgh, Lisbon, London',
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'Atlantic/Reykjavik'=>'(GMT) Monrovia, Reykjavik',
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'Africa/Casablanca'=>'(GMT) Casablanca',
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'Europe/Belgrade'=>'(GMT+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague',
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'Europe/Sarajevo'=>'(GMT+01:00) Sarajevo, Skopje, Warsaw, Zagreb',
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'Europe/Brussels'=>'(GMT+01:00) Brussels, Copenhagen, Madrid, Paris',
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'Africa/Algiers'=>'(GMT+01:00) West Central Africa',
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'Europe/Amsterdam'=>'(GMT+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna',
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'Africa/Cairo'=>'(GMT+02:00) Cairo',
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'Europe/Helsinki'=>'(GMT+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius',
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'Europe/Athens'=>'(GMT+02:00) Athens, Bucharest, Istanbul',
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'Asia/Jerusalem'=>'(GMT+02:00) Jerusalem',
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'Asia/Amman'=>'(GMT+02:00) Amman',
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'Asia/Beirut'=>'(GMT+02:00) Beirut',
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'Africa/Windhoek'=>'(GMT+02:00) Windhoek',
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'Africa/Harare'=>'(GMT+02:00) Harare, Pretoria',
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'Asia/Kuwait'=>'(GMT+03:00) Kuwait, Riyadh',
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'Asia/Baghdad'=>'(GMT+03:00) Baghdad',
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'Europe/Minsk'=>'(GMT+03:00) Minsk',
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'Africa/Nairobi'=>'(GMT+03:00) Nairobi',
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'Asia/Tbilisi'=>'(GMT+03:00) Tbilisi',
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'Asia/Tehran'=>'(GMT+03:30) Tehran',
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'Asia/Muscat'=>'(GMT+04:00) Abu Dhabi, Muscat',
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'Asia/Baku'=>'(GMT+04:00) Baku',
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'Europe/Moscow'=>'(GMT+04:00) Moscow, St. Petersburg, Volgograd',
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'Asia/Yerevan'=>'(GMT+04:00) Yerevan',
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'Asia/Karachi'=>'(GMT+05:00) Islamabad, Karachi',
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'Asia/Tashkent'=>'(GMT+05:00) Tashkent',
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'Asia/Kolkata'=>'(GMT+05:30) Chennai, Kolkata, Mumbai, New Delhi',
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'Asia/Colombo'=>'(GMT+05:30) Sri Jayawardenepura',
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'Asia/Katmandu'=>'(GMT+05:45) Kathmandu',
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'Asia/Dhaka'=>'(GMT+06:00) Astana, Dhaka',
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'Asia/Yekaterinburg'=>'(GMT+06:00) Ekaterinburg',
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'Asia/Rangoon'=>'(GMT+06:30) Yangon (Rangoon)',
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'Asia/Novosibirsk'=>'(GMT+07:00) Almaty, Novosibirsk',
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'Asia/Bangkok'=>'(GMT+07:00) Bangkok, Hanoi, Jakarta',
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'Asia/Beijing'=>'(GMT+08:00) Beijing, Chongqing, Hong Kong, Urumqi',
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'Asia/Ulaanbaatar'=>'(GMT+08:00) Irkutsk, Ulaan Bataar',
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'Asia/Krasnoyarsk'=>'(GMT+08:00) Krasnoyarsk',
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'Asia/Kuala_Lumpur'=>'(GMT+08:00) Kuala Lumpur, Singapore',
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'Asia/Taipei'=>'(GMT+08:00) Taipei',
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'Australia/Perth'=>'(GMT+08:00) Perth',
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'Asia/Seoul'=>'(GMT+09:00) Seoul',
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'Asia/Tokyo'=>'(GMT+09:00) Osaka, Sapporo, Tokyo',
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'Australia/Darwin'=>'(GMT+09:30) Darwin',
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'Australia/Adelaide'=>'(GMT+09:30) Adelaide',
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'Australia/Sydney'=>'(GMT+10:00) Canberra, Melbourne, Sydney',
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'Australia/Brisbane'=>'(GMT+10:00) Brisbane',
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'Australia/Hobart'=>'(GMT+10:00) Hobart',
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'Asia/Yakutsk'=>'(GMT+10:00) Yakutsk',
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'Pacific/Guam'=>'(GMT+10:00) Guam, Port Moresby',
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'Asia/Vladivostok'=>'(GMT+11:00) Vladivostok',
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'Pacific/Fiji'=>'(GMT+12:00) Fiji, Kamchatka, Marshall Is.',
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'Asia/Magadan'=>'(GMT+12:00) Magadan, Solomon Is., New Caledonia',
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'Pacific/Auckland'=>'(GMT+12:00) Auckland, Wellington',
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'Pacific/Tongatapu'=>'(GMT+13:00) Nukualofa'
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);
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}
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/**
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* _range()
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*/
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protected static function _range($step, $start, $end, $flag = false)
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{
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$result = array();
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if ($flag) {
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for ($i = $start; $i <= $end; $i += $step) $result[$i] = (string) $i;
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} else {
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for ($i = $start; $i < $end; $i += $step) $result[$i] = sprintf('%02d', $i);
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}
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return $result;
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}
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}
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