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<?php |
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/* |
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* Copyright (c) DateTime-Contributors |
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* |
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* Licensed under the MIT License. See LICENSE.md file in the project root |
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* for full license information. |
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*/ |
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namespace DateTime\Timezone; |
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use Closure; |
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use DateTime\DateTime; |
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use DateTimeZone; |
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abstract class Timezone |
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{ |
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const AFRICA = 1 ; |
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const AMERICA = 2 ; |
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const ANTARCTICA = 4 ; |
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const ARCTIC = 8 ; |
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const ASIA = 16 ; |
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const ATLANTIC = 32 ; |
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const AUSTRALIA = 64 ; |
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const EUROPE = 128 ; |
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const INDIAN = 256 ; |
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const PACIFIC = 512 ; |
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const UTC = 1024 ; |
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const ALL = 2047 ; |
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const ALL_WITH_BC = 4095 ; |
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const PER_COUNTRY = 4096 ; |
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const TYPE_TIMEZONE = 3; |
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const TYPE_ABBREVIATION = 2; |
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const TYPE_OFFSET = 1; |
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protected $timezone; |
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private function __construct(DateTimeZone $timezone) |
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{ |
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$this->timezone = $timezone; |
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} |
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public function getType() : int |
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{ |
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if (false !== $this->timezone->getLocation()) { |
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return self::TYPE_TIMEZONE; |
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} |
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if (false !== strpos($this->getName(), ':')) { |
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return self::TYPE_OFFSET; |
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} |
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return self::TYPE_ABBREVIATION; |
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} |
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public function getName() : string |
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{ |
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return $this->timezone->getName(); |
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} |
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public function getOffset(DateTime $datetime) : int |
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{ |
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$datetimeThief = function (DateTime $datetime) { |
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return $datetime->datetime; |
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}; |
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$datetimeThief = Closure::bind($datetimeThief, null, $datetime); |
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$datetime = $datetimeThief($datetime); |
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return $this->timezone->getOffset($datetime); |
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} |
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public function getTransitions(int $timestamp_begin = null, int $timestamp_end = null) : array |
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{ |
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return $this->timezone->getTransitions($timestamp_begin, $timestamp_end); |
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} |
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public static function listAbbreviations() : array |
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{ |
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return DateTimeZone::listAbbreviations(); |
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} |
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public static function listIdentifiers(int $what = self::ALL, string $country = null) : array |
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{ |
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return DateTimeZone::listIdentifiers($what, $country); |
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} |
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public static function fromString(string $timezone) : self |
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{ |
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$timezone = new DateTimeZone($timezone); |
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if (false !== $timezone->getLocation()) { |
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return new Name($timezone); |
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} |
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if (false !== strpos($timezone->getName(), ':')) { |
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return new Offset($timezone); |
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} |
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return new Abbreviation($timezone); |
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} |
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} |
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