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<?php
namespace Spatie\Image;
use BadMethodCallException;
use Intervention\Image\ImageManagerStatic as InterventionImage;
use Spatie\Image\Exceptions\InvalidImageDriver;
use Spatie\ImageOptimizer\OptimizerChain;
use Spatie\ImageOptimizer\OptimizerChainFactory;
use Spatie\ImageOptimizer\Optimizers\BaseOptimizer;
/** @mixin \Spatie\Image\Manipulations */
class Image
{
/** @var string */
protected $pathToImage;
/** @var \Spatie\Image\Manipulations */
protected $manipulations;
protected $imageDriver = 'gd';
/** @var string|null */
protected $temporaryDirectory = null;
/** @var OptimizerChain|null */
protected $optimizerChain;
/**
* @param string $pathToImage
*
* @return static
*/
public static function load(string $pathToImage)
{
return new static($pathToImage);
}
public function setTemporaryDirectory($tempDir)
{
$this->temporaryDirectory = $tempDir;
return $this;
}
public function setOptimizeChain(OptimizerChain $optimizerChain)
{
$this->optimizerChain = $optimizerChain;
return $this;
}
public function __construct(string $pathToImage)
{
$this->pathToImage = $pathToImage;
$this->manipulations = new Manipulations();
}
/**
* @param string $imageDriver
*
* @return $this
*
* @throws InvalidImageDriver
*/
public function useImageDriver(string $imageDriver)
{
if (! in_array($imageDriver, ['gd', 'imagick'])) {
throw InvalidImageDriver::driver($imageDriver);
}
$this->imageDriver = $imageDriver;
InterventionImage::configure([
'driver' => $this->imageDriver,
]);
return $this;
}
/**
* @param callable|Manipulations $manipulations
*
* @return $this
*/
public function manipulate($manipulations)
{
if (is_callable($manipulations)) {
$manipulations($this->manipulations);
}
if ($manipulations instanceof Manipulations) {
$this->manipulations->mergeManipulations($manipulations);
}
return $this;
}
public function __call($name, $arguments)
{
if (! method_exists($this->manipulations, $name)) {
throw new BadMethodCallException("Manipulation `{$name}` does not exist");
}
$this->manipulations->$name(...$arguments);
return $this;
}
public function getWidth(): int
{
return InterventionImage::make($this->pathToImage)->width();
}
public function getHeight(): int
{
return InterventionImage::make($this->pathToImage)->height();
}
public function getManipulationSequence(): ManipulationSequence
{
return $this->manipulations->getManipulationSequence();
}
public function save($outputPath = '')
{
if ($outputPath == '') {
$outputPath = $this->pathToImage;
}
$this->addFormatManipulation($outputPath);
$glideConversion = GlideConversion::create($this->pathToImage)->useImageDriver($this->imageDriver);
if (! is_null($this->temporaryDirectory)) {
$glideConversion->setTemporaryDirectory($this->temporaryDirectory);
}
$glideConversion->performManipulations($this->manipulations);
$glideConversion->save($outputPath);
if ($this->shouldOptimize()) {
$optimizerChainConfiguration = $this->manipulations->getFirstManipulationArgument('optimize');
$optimizerChainConfiguration = json_decode($optimizerChainConfiguration, true);
$this->performOptimization($outputPath, $optimizerChainConfiguration);
}
}
protected function shouldOptimize(): bool
{
return ! is_null($this->manipulations->getFirstManipulationArgument('optimize'));
}
protected function performOptimization($path, array $optimizerChainConfiguration)
{
$optimizerChain = $this->optimizerChain ?? OptimizerChainFactory::create();
if (count($optimizerChainConfiguration)) {
$existingOptimizers = $optimizerChain->getOptimizers();
$optimizers = array_map(function (array $optimizerOptions, string $optimizerClassName) use ($existingOptimizers) {
$optimizer = array_values(array_filter($existingOptimizers, function ($optimizer) use ($optimizerClassName) {
return get_class($optimizer) === $optimizerClassName;
}));
$optimizer = isset($optimizer[0]) && $optimizer[0] instanceof BaseOptimizer ? $optimizer[0] : new $optimizerClassName;
return $optimizer->setOptions($optimizerOptions)->setBinaryPath($optimizer->binaryPath);
}, $optimizerChainConfiguration, array_keys($optimizerChainConfiguration));
$optimizerChain->setOptimizers($optimizers);
}
$optimizerChain->optimize($path);
}
protected function addFormatManipulation($outputPath)
{
if ($this->manipulations->hasManipulation('format')) {
return;
}
$inputExtension = strtolower(pathinfo($this->pathToImage, PATHINFO_EXTENSION));
$outputExtension = strtolower(pathinfo($outputPath, PATHINFO_EXTENSION));
if ($inputExtension === $outputExtension) {
return;
}
$supportedFormats = ['jpg', 'pjpg', 'png', 'gif', 'webp'];
if (in_array($outputExtension, $supportedFormats)) {
$this->manipulations->format($outputExtension);
}
}
}
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