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<?php |
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namespace tkanstantsin\fileupload\formatter\adapter; |
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use ImageOptimizer\Optimizer; |
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use ImageOptimizer\OptimizerFactory; |
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use tkanstantsin\fileupload\model\BaseObject; |
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use tkanstantsin\fileupload\model\IFile; |
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/** |
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* Class ImageOptimizer |
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* Optimize images using `ps/image-optimizer` |
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* @see https://github.com/psliwa/image-optimizer |
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*/ |
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class PsImageOptimizer extends BaseObject implements IFormatAdapter |
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{ |
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public const DEFAULT_CONFIG = [ |
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'ignore_errors' => true, |
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'execute_only_first_jpeg_optimizer' => false, |
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'execute_only_first_png_optimizer' => false, |
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'jpegoptim_options' => ['-m90', '--strip-all', '--all-progressive'], |
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'jpegtran_options' => ['-optimize', '-progressive', '-perfect'], |
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]; |
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/** |
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* @var string|null |
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*/ |
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public $tempDir; |
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/** |
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* @var array |
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*/ |
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public $optimizerConfig = self::DEFAULT_CONFIG; |
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/** |
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* @inheritdoc |
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*/ |
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public function init(): void |
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{ |
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parent::init(); |
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if (!class_exists(OptimizerFactory::class)) { |
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trigger_error(sprintf('%s class not found', OptimizerFactory::class)); |
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} |
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} |
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/** |
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* Applies filters or something to content and return it |
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* |
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* @param IFile $file |
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* @param $content |
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* |
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* @return mixed |
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* @throws \ImageOptimizer\Exception\Exception |
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*/ |
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public function exec(IFile $file, $content) |
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{ |
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$tmpPath = tempnam($this->getTempDir(), ''); |
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file_put_contents($tmpPath, $content); |
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$this->getOptimizer()->optimize($tmpPath); |
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$content = file_get_contents($tmpPath); |
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@unlink($tmpPath); |
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return $content; |
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} |
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/** |
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* @return string |
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*/ |
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protected function getTempDir(): string |
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{ |
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return (string) ($this->tempDir ?? sys_get_temp_dir()); |
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} |
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/** |
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* @param string $name |
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* |
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* @return Optimizer |
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*/ |
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protected function getOptimizer($name = OptimizerFactory::OPTIMIZER_SMART): Optimizer |
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{ |
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return (new OptimizerFactory($this->optimizerConfig))->get($name); |
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} |
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} |
t-kanstantsin /
fileupload
If you suppress an error, we recommend checking for the error condition explicitly: