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<?php |
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namespace Rostenkowski\Resize\Entity; |
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use Nette\Utils\Image; |
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use Nette\Utils\Strings; |
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use Rostenkowski\Resize\Exceptions\HashException; |
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use Rostenkowski\Resize\Exceptions\ImageTypeException; |
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trait MetaTrait |
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{ |
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/** |
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* SHA1 hash of the original image |
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* @Column(length=40, nullable=true) |
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* |
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* @var string |
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*/ |
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private $hash; |
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/** |
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* Original image type as defined in the `Image` class constants `JPEG`, `GIF` and `PNG`. |
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* @Column(type="integer", nullable=true) |
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* |
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* @var integer |
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*/ |
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private $type; |
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/** |
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* @Column(type="integer", nullable=true) |
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* |
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* @var integer |
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*/ |
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private $width; |
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/** |
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* @Column(type="integer", nullable=true) |
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* |
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* @var integer |
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*/ |
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private $height; |
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/** |
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* @return string |
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*/ |
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public function getHash() |
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{ |
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return $this->hash; |
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} |
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/** |
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* @param string $hash |
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* @return ImageEntity |
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*/ |
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public function setHash($hash) |
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{ |
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$this->hash = $this->checkHash($hash); |
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return $this; |
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} |
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/** |
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* Checks that the given string is valid SHA1 hash and normalizes it to lower case. |
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* |
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* @param string $hash Image hash to validate |
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* @throws HashException If the hash is not valid image hash |
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* @return string The valid image hash |
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*/ |
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private function checkHash($hash) |
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{ |
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if (!is_string($hash)) { |
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throw new HashException($hash); |
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} |
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$hash = Strings::lower($hash); |
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if (!preg_match('/^[0-9a-f]{40}$/', $hash)) { |
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throw new HashException($hash); |
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} |
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return $hash; |
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} |
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/** |
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* @return integer |
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*/ |
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public function getHeight() |
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{ |
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return $this->height; |
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} |
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/** |
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* @param integer $height |
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*/ |
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public function setHeight($height) |
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{ |
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$this->height = $height; |
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} |
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/** |
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* @return integer |
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*/ |
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public function getType() |
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{ |
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return $this->type; |
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} |
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/** |
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* @param integer $type |
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* @return ImageEntity |
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*/ |
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public function setType($type) |
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{ |
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$this->type = $this->checkType($type); |
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return $this; |
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} |
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/** |
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* Checks the given image type to be one of the supported types. |
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* |
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* @param integer $type |
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* @return integer |
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* @throws ImageTypeException |
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*/ |
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private function checkType($type) |
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{ |
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if (!in_array($type, array(Image::JPEG, Image::PNG, Image::GIF), true)) { |
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throw new ImageTypeException($type); |
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} |
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return $type; |
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} |
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/** |
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* @return integer |
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*/ |
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public function getWidth() |
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{ |
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return $this->width; |
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} |
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/** |
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* @param integer $width |
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*/ |
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public function setWidth($width) |
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{ |
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$this->width = $width; |
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} |
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} |
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rostenkowski /
resize
