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<?php
/**
*----------------------------------------------------------------------------
* iC Library Library by Jooml!C, for Joomla!
*----------------------------------------------------------------------------
* @version 2.2.2 2025-03-10
*
* @package iC Library
* @subpackage Date
* @link https://www.joomlic.com
*
* @author Cyril Rezé
* @copyright (c) 2013-2024 Cyril Rezé / iCagenda. All rights reserved.
* @license GNU General Public License version 3 or later; see LICENSE.txt
*
* @since 1.1.0
*----------------------------------------------------------------------------
*/
// No direct access to this file
defined('_JEXEC') or die();
/**
* class iCDate
*/
class iCDatePeriod
{
/**
* Function to return all dates of a period (from ... to ...)
*
* @access public static
* @param $startdate : start datetime of the period (0000-00-00 00:00:00)
* $enddate : end datetime of the period (0000-00-00 00:00:00)
* $timezone : Time zone to be used for the date.
* Special cases: boolean true for user setting, boolean false for server setting.
* Default: null, no timezone.
* @return array of all dates of the period
*
* @since 1.1.0
*/
static public function listDates($startdate, $enddate, $timezone = null)
{
$test_startdate = iCDate::isDate($startdate);
$test_enddate = iCDate::isDate($enddate);
$out = array();
if ($test_startdate && $test_enddate)
{
// $timestartdate = date('H:i', strtotime($startdate));
$timestartdate = JHtml::date($startdate, 'H:i', $timezone);
// $timeenddate = date('H:i', strtotime($enddate));
$timeenddate = JHtml::date($enddate, 'H:i', $timezone);
if (class_exists('DateInterval'))
{
// Create array with all dates of the period - PHP 5.3+
$start = new DateTime($startdate);
$interval = '+1 days';
$date_interval = DateInterval::createFromDateString($interval);
if ($timeenddate <= $timestartdate)
{
$end = new DateTime("$enddate +1 days");
}
else
{
$end = new DateTime($enddate);
}
// Return all dates.
$perioddates = new DatePeriod($start, $date_interval, $end);
foreach($perioddates as $date)
{
$out[] = (
$date->format('Y-m-d H:i')
);
}
}
else
{
// TO BE REMOVED : when Joomla 2.5 and php 5.2 support will end
// Create array with all dates of the period - PHP 5.2
$nodate = '0000-00-00 00:00:00';
if (($startdate != $nodate) && ($enddate != $nodate))
{
$start = new DateTime($startdate);
if ($timeenddate <= $timestartdate)
{
$end = new DateTime("$enddate +1 days");
}
else
{
$end = new DateTime($enddate);
}
while($start < $end)
{
$out[] = $start->format('Y-m-d H:i');
$start->modify('+1 day');
}
}
}
return $out;
}
else
{
return array();
}
}
/**
* Return weekdays data to array of days of the week selected
*
* @access public static
* @param $weekdays : weekdays saved in database (x,x,x)
* @return array of all weekdays of the period
*
* @since 1.2.0
*/
static public function weekdaysToArray($i_weekdays)
{
$allWeekDays = array(0,1,2,3,4,5,6);
$weekdays = isset($i_weekdays) ? $i_weekdays : array();
$weekdays = explode (',', $weekdays);
$weekdaysarray = array();
foreach ($weekdays as $day)
{
array_push($weekdaysarray, $day);
}
if (in_array('', $weekdaysarray)) // Joomla 2.5 multiple select
{
$arrayWeekDays = $allWeekDays;
}
elseif ($i_weekdays)
{
$arrayWeekDays = $weekdaysarray;
}
elseif (in_array('0', $weekdaysarray)) // Sunday only selected
{
$arrayWeekDays = $weekdaysarray;
}
else
{
$arrayWeekDays = $allWeekDays;
}
return $arrayWeekDays;
}
}