59 lines
1.7 KiB
PHP
59 lines
1.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace ImageResizer\Lib;
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use ImageResizer\Models\ResizeParams;
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use ImageResizer\Models\Image;
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use Psr\Log\AbstractLogger;
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class Resizer
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{
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public function __construct(
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private readonly ImageDb $imageDb,
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private readonly AbstractLogger $logger,
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)
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{}
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/**
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* @throws \Exception
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*/
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public function performResize(string $path, ResizeParams $params)
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{
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// Check if the image has already been processed
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if ($image = $this->imageDb->findImage($path, $params)) {
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$this->logger->info("Found existing image", ['path'=>$path, 'params'=>$params]);
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header("Content-type: {${$image->getMime()}}");
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return base64_decode($image->encode(75));
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}
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// Fetch the image at the given URL
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$original_img = Image::fromUrl($_ENV['ROOT_DOMAIN'] . $path);
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$converted = $this->createVariant($original_img, $params);
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$this->logger->info("Created variant", ['path'=>$path, 'params'=>$params]);
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// Store the image in the database
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$this->imageDb->saveImage(
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$path,
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$params,
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$converted
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);
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$this->logger->info("Saved image", ['path'=>$path, 'params'=>$params]);
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header("Content-type: {$original_img->getMime()}");
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return base64_decode($converted);
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}
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private function createVariant(Image $original, ResizeParams $params): string
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{
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$quality = $params->quality ?: -1;
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$this->logger->info("Resizing image", ['params'=>$params]);
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$original->toWidth($params->width ?? intval($_ENV["DEFAULT_WIDTH"]));
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return $original->encode($quality);
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}
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} |