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<?php |
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/** |
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* PHP Exif Filesize ValueObject |
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* |
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* @link http://github.com/PHPExif/php-exif-common for the canonical source repository |
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* @copyright Copyright (c) 2016 Tom Van Herreweghe <[email protected]> |
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* @license http://github.com/PHPExif/php-exif-common/blob/master/LICENSE MIT License |
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* @category PHPExif |
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* @package Common |
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* @codeCoverageIgnore |
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*/ |
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namespace PHPExif\Common\Data\ValueObject; |
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use \InvalidArgumentException; |
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use \JsonSerializable; |
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use \RuntimeException; |
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/** |
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* Filesize class |
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* |
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* A value object to describe the Filesize |
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* |
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* @category PHPExif |
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* @package Common |
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*/ |
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class Filesize implements JsonSerializable |
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{ |
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/** |
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* The filesize in bytes |
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* |
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* @var int |
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*/ |
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private $bytes; |
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/** |
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* @param int $bytes |
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* |
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* @throws InvalidArgumentException If given bytes are not an integer |
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*/ |
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public function __construct($bytes) |
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{ |
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if (!is_int($bytes)) { |
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throw new InvalidArgumentException('Given amount in bytes must be an integer'); |
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} |
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$this->setBytes($bytes); |
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} |
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/** |
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* Sets the bytes |
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* |
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* @param int $bytes |
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* |
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* @return void |
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*/ |
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private function setBytes($bytes) |
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{ |
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$this->bytes = $bytes; |
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} |
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/** |
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* Getter for bytes |
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* |
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* @return int |
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*/ |
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public function getBytes() |
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{ |
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return $this->bytes; |
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} |
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/** |
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* Returns the filesize in KiloBytes |
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* |
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* @return float |
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*/ |
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public function getKiloBytes() |
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{ |
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return ($this->getBytes() / 1024); |
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} |
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/** |
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* Returns the filesize in MegaBytes |
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* |
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* @return float |
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*/ |
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public function getMegaBytes() |
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{ |
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return ($this->getKiloBytes() / 1024); |
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} |
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/** |
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* Returns the filesize in GigaBytes |
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* |
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* @return float |
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*/ |
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public function getGigaBytes() |
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{ |
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return ($this->getMegaBytes() / 1024); |
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} |
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/** |
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* Creates a new instance from given Filesize object |
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* |
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* @param Filesize $filesize |
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* |
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* @return Filesize |
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*/ |
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public static function fromFilesize(Filesize $filesize) |
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{ |
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return new self( |
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$filesize->getBytes() |
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); |
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} |
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/** |
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* @inheritDoc |
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* |
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* @return int |
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*/ |
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public function jsonSerialize() |
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{ |
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return $this->getBytes(); |
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} |
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/** |
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* Returns string representation |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return (string) $this->getBytes(); |
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} |
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} |
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PHPExif /
php-exif-common
