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<?php |
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/** |
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* @link https://github.com/Vintage-web-production/yii2-tinify |
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* @copyright Copyright (c) 2017 Vintage Web Production |
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* @license BSD 3-Clause License |
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*/ |
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namespace vintage\tinify\components; |
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use Yii; |
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use yii\base\Object; |
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use yii\base\InvalidConfigException; |
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use Tinify\Source; |
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use vintage\tinify\algorithms\Cover; |
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use vintage\tinify\algorithms\Fit; |
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use vintage\tinify\algorithms\Scale; |
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use vintage\tinify\helpers\TinifyData; |
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/** |
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* Component for image resizing. |
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* |
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* @author Vladimir Kuprienko <[email protected]> |
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* @since 1.1 |
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*/ |
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class TinifyResize extends Object |
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{ |
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/** |
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* @var string |
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*/ |
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protected $fileName; |
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/** |
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* @var string |
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*/ |
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protected $algorithm; |
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/** |
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* @var int |
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*/ |
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protected $width; |
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/** |
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* @var int |
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*/ |
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protected $height; |
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/** |
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* @inheritdoc |
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* @param string $fileName |
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* @throws InvalidConfigException |
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*/ |
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public function __construct($fileName, $config = []) |
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{ |
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$this->fileName = Yii::getAlias($fileName); |
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if (!TinifyData::allowCompression($this->fileName)) { |
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throw new InvalidConfigException('You can resize only "jpg" and "png" images'); |
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} |
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parent::__construct($config); |
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} |
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/** |
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* Sets algorithm 'scale'. |
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* |
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* @return self |
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*/ |
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public function scale() |
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{ |
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$this->algorithm = Scale::className(); |
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return $this; |
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} |
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/** |
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* Sets algorithm 'fit'. |
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* |
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* @return self |
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*/ |
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public function fit() |
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{ |
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$this->algorithm = Fit::className(); |
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return $this; |
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} |
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/** |
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* Sets algorithm 'cover'. |
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* |
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* @return self |
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*/ |
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public function cover() |
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{ |
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$this->algorithm = Cover::className(); |
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return $this; |
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} |
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/** |
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* Sets width. |
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* |
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* @param int $value |
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* @return self |
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*/ |
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public function width($value) |
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{ |
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$this->width = $value; |
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return $this; |
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} |
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/** |
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* Sets height. |
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* |
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* @param int $value |
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* @return self |
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*/ |
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public function height($value) |
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{ |
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$this->height = $value; |
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return $this; |
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} |
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/** |
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* Resize image. |
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* |
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* @throws InvalidConfigException |
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*/ |
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public function process() |
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{ |
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if ($this->width == null && $this->height == null) { |
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throw new InvalidConfigException('You should to set "width" or "height" '); |
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} |
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if ($this->algorithm == null) { |
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$this->scale(); |
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} |
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$source = Source::fromFile($this->fileName); |
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$source->resize($this->buildAlgorithmInstance()->getConfig()) |
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->toFile($this->fileName); |
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} |
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/** |
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* Creates algorithm instance. |
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* |
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* @return \vintage\tinify\algorithms\TinifyAlgorithmInterface |
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*/ |
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protected function buildAlgorithmInstance() |
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{ |
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return Yii::createObject([ |
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'class' => $this->algorithm, |
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'width' => $this->width, |
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'height' => $this->height, |
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]); |
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} |
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} |
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Our type inference engine has found a suspicous assignment of a value to a property. This check raises an issue when a value that can be of a mixed type is assigned to a property that is type hinted more strictly.
For example, imagine you have a variable
$accountId
that can either hold an Id object or false (if there is no account id yet). Your code now assigns that value to theid
property of an instance of theAccount
class. This class holds a proper account, so the id value must no longer be false.Either this assignment is in error or a type check should be added for that assignment.