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<?php |
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/* |
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* This file is part of the EasyBanglaDate package. |
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* |
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* Copyright (c) 2015 Roni Saha |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace EasyBanglaDate\Tools; |
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class BanglaCalender |
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{ |
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/** |
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* @param $month |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @param $isLeapYear |
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* @return array |
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*/ |
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public static function getBengaliDateAndMonth($month, $day, $hour, $morning, $isLeapYear) |
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{ |
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if ($month == 3) { |
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return self::convertDatesOfMarch($day, $hour, $morning, $isLeapYear); |
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} |
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return self::handleCommonConversionLogic($day, $hour, $morning, $month, MagicNumbers::getMagicArrayForMonth($month)); |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @param $enMonth |
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* @param $offsetsArray |
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* @return array |
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*/ |
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private static function handleCommonConversionLogic($day, $hour, $morning, $enMonth, $offsetsArray) |
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{ |
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$bnMonth = self::guessBanglaMonth($enMonth); |
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if (self::is1stHalfOfMonth($day, $offsetsArray)) { |
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return array(self::getNextDayIfNot($day + $offsetsArray[1], $hour < $morning), $bnMonth); |
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} |
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if (self::isUpComingMorning($day, $hour, $morning, $offsetsArray)) { |
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return array($day + $offsetsArray[3], $bnMonth); |
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} |
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return self::getDateForNextMonth($day, $hour, $morning, $bnMonth, $offsetsArray[2]); |
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} |
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/** |
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* @param $day |
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* @param $stillYesterday |
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* @return mixed |
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*/ |
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private static function getNextDayIfNot($day, $stillYesterday) |
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{ |
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return $stillYesterday ? $day : $day + 1; |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @param $month |
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* @param $offset |
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* @return array |
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*/ |
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private static function getDateForNextMonth($day, $hour, $morning, $month, $offset) |
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{ |
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return array(self::getNextDayIfNot($day - $offset, $hour < $morning), self::getNextMonth($month)); |
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} |
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/** |
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* @param $month |
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* @return mixed |
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*/ |
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private static function getNextMonth($month) |
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{ |
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return $month == 12 ? 1 : $month + 1; |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @param $isLeapYear |
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* @return array |
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*/ |
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private static function convertDatesOfMarch($day, $hour, $morning, $isLeapYear) |
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{ |
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$offset = self::getOffsetValueDependingOnDateAndMorningForMarch($day, $hour, $morning); |
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return $offset ? array(self::getNextDayIfNot($day + $offset, !$isLeapYear), 11) |
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: self::getDateForNextMonth($day, $hour, $morning, 11, 15); |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @return bool|int|mixed |
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*/ |
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private static function getOffsetValueDependingOnDateAndMorningForMarch($day, $hour, $morning) |
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{ |
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if ($day >= 1 && $day <= 14) { |
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return self::getNextDayIfNot(15, $hour < $morning); |
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} elseif (self::isBefore15thMorning($day, $hour, $morning)) { |
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return 15; |
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} |
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return false; |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @return bool |
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*/ |
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private static function isBefore15thMorning($day, $hour, $morning) |
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{ |
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return $day == 15 && $hour < $morning; |
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} |
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/** |
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* @param $day |
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* @param $hour |
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* @param $morning |
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* @param $offsetsArray |
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* @return bool |
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*/ |
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private static function isUpComingMorning($day, $hour, $morning, $offsetsArray) |
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{ |
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return $day == $offsetsArray[2] && $hour < $morning; |
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} |
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/** |
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* @param $day |
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* @param $offsetsArray |
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* @return bool |
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*/ |
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private static function is1stHalfOfMonth($day, $offsetsArray) |
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{ |
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return $day >= 1 && $day <= $offsetsArray[0]; |
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} |
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/** |
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* @param $month |
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* @return mixed |
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*/ |
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private static function guessBanglaMonth($month) |
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{ |
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return $month > 4 ? $month - 4 : $month + 8; |
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} |
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} |
ronisaha /
easy-bangla-date
