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<?php |
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/* |
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* This file is part of the eluceo/iCal package. |
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* |
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* (c) Markus Poerschke <[email protected]> |
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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 Eluceo\iCal\Util; |
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class DateUtil |
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{ |
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public static function getDefaultParams(\DateTimeInterface $dateTime = null, $noTime = false, $useTimezone = false, $timezoneString = '') |
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{ |
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$params = []; |
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if ($useTimezone && $noTime === false) { |
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$timeZone = $timezoneString === '' ? $dateTime->getTimezone()->getName() : $timezoneString; |
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$params['TZID'] = $timeZone; |
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} |
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if ($noTime) { |
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$params['VALUE'] = 'DATE'; |
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} |
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return $params; |
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} |
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/** |
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* Returns a formatted date string. |
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* |
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* @param \DateTimeInterface|null $dateTime The DateTime object |
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* @param bool $noTime Indicates if the time will be added |
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* @param bool $useTimezone |
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* @param bool $useUtc |
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* |
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* @return mixed |
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*/ |
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public static function getDateString(\DateTimeInterface $dateTime = null, $noTime = false, $useTimezone = false, $useUtc = false) |
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{ |
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if (empty($dateTime)) { |
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$dateTime = new \DateTimeImmutable(); |
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} |
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// Only convert the DateTime to UTC if there is a time present. For date-only the |
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// timezone is meaningless and converting it might shift it to the wrong date. |
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if (!$noTime && $useUtc) { |
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$dateTime = clone $dateTime; |
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$dateTime->setTimezone(new \DateTimeZone('UTC')); |
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} |
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return $dateTime->format(self::getDateFormat($noTime, $useTimezone, $useUtc)); |
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} |
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/** |
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* Returns the date format that can be passed to DateTime::format(). |
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* |
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* @param bool $noTime Indicates if the time will be added |
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* @param bool $useTimezone |
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* @param bool $useUtc |
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* |
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* @return string |
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*/ |
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public static function getDateFormat($noTime = false, $useTimezone = false, $useUtc = false) |
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{ |
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// Do not use UTC time (Z) if timezone support is enabled. |
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if ($useTimezone || !$useUtc) { |
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return $noTime ? 'Ymd' : 'Ymd\THis'; |
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} |
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return $noTime ? 'Ymd' : 'Ymd\THis\Z'; |
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} |
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} |
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markuspoerschke /
iCal
If a variable is not always an object, we recommend to add an additional type check to ensure your method call is safe: