Laucha1312
107 lines
3.3 KiB
PHP
107 lines
3.3 KiB
PHP
<?php
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namespace App\Services;
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use Illuminate\Http\UploadedFile;
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use Illuminate\Support\Facades\Storage;
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class ImageOptimizer
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{
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/**
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* Configuracion por carpeta. Una unica fuente de verdad — usada por el
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* comando optimize:images y por los uploads de los controllers admin.
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*/
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public const FOLDERS = [
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'carousel' => ['maxWidth' => 1600, 'quality' => 82],
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'noticias' => ['maxWidth' => 1200, 'quality' => 82],
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'promos' => ['maxWidth' => 1200, 'quality' => 82],
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'clubes' => ['maxWidth' => 512, 'quality' => 85],
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'sponsors' => ['maxWidth' => 600, 'quality' => 85],
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'qr' => ['maxWidth' => 800, 'quality' => 85],
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];
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private const MIN_RECOMPRESS_BYTES = 100 * 1024;
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/**
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* Sube el archivo al disk 'public' y lo optimiza in-place.
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* Retorna el path relativo (ej: "carousel/abc123.jpg").
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*/
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public function storeAndOptimize(UploadedFile $file, string $folder): string
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{
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$path = $file->store($folder, 'public');
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if (!extension_loaded('gd')) {
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return $path;
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}
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$cfg = self::FOLDERS[$folder] ?? null;
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if (!$cfg) {
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return $path;
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}
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$abs = Storage::disk('public')->path($path);
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$this->optimizeFile($abs, $cfg['maxWidth'], $cfg['quality']);
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return $path;
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}
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/**
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* Optimiza un archivo en disco (resize + recompress).
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* Devuelve [origSize, newSize, newW, newH] o null si no se modifico.
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*/
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public function optimizeFile(string $file, int $maxWidth, int $quality): ?array
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{
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if (!file_exists($file)) return null;
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$origSize = filesize($file);
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$info = @getimagesize($file);
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if (!$info) return null;
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[$w, $h] = $info;
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$needsResize = $w > $maxWidth;
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$needsRecomp = $origSize > self::MIN_RECOMPRESS_BYTES;
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if (!$needsResize && !$needsRecomp) return null;
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$ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
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$img = match ($ext) {
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'jpg', 'jpeg' => @imagecreatefromjpeg($file),
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'png' => @imagecreatefrompng($file),
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'webp' => @imagecreatefromwebp($file),
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default => null,
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};
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if (!$img) return null;
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$newW = $w; $newH = $h;
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if ($w > $maxWidth) {
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$newW = $maxWidth;
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$newH = (int) round($h * ($maxWidth / $w));
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$resized = imagecreatetruecolor($newW, $newH);
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if (in_array($ext, ['png', 'webp'])) {
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imagealphablending($resized, false);
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imagesavealpha($resized, true);
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$transparent = imagecolorallocatealpha($resized, 0, 0, 0, 127);
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imagefilledrectangle($resized, 0, 0, $newW, $newH, $transparent);
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}
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imagecopyresampled($resized, $img, 0, 0, 0, 0, $newW, $newH, $w, $h);
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$img = $resized;
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}
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ob_start();
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match ($ext) {
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'jpg', 'jpeg' => imagejpeg($img, null, $quality),
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'png' => imagepng($img, null, 9),
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'webp' => imagewebp($img, null, $quality),
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};
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$bytes = ob_get_clean();
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if (strlen($bytes) >= $origSize) {
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return null;
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}
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file_put_contents($file, $bytes);
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return [$origSize, strlen($bytes), $newW, $newH];
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}
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}
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