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Refactoring, optim, avif support, png support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| <?php | ||
| declare(strict_types=1); | ||
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| namespace Nelson\Resizer; | ||
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| use Exception; | ||
| use Nette\Http\Request; | ||
| use Nette\SmartObject; | ||
|
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| final class OutputFormat | ||
| { | ||
| use SmartObject; | ||
|
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| private bool $browserSupportsWebp; | ||
| private bool $browserSupportsAvif; | ||
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| public function __construct( | ||
| private Request $request, | ||
| private ResizerConfig $config, | ||
| ) | ||
| { | ||
| $this->browserSupportsAvif = $this->browserSupports(Resizer::MIME_TYPE_AVIF); | ||
| $this->browserSupportsWebp = $this->browserSupports(Resizer::MIME_TYPE_WEBP); | ||
| } | ||
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| public function getOutputFormat(string $file, ?string $format = null): ?string | ||
| { | ||
| if ($format === null) { | ||
| $suffix = $this->getFileFormat($file); | ||
|
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| $format = match ($suffix) { | ||
| Resizer::FORMAT_SUFFIX_JPG => $this->getOutputFormatForJpg(), | ||
| Resizer::FORMAT_SUFFIX_PNG => $this->getOutputFormatForPng(), | ||
| default => $suffix, | ||
| }; | ||
| } | ||
|
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| $this->isFormatSupported($format); | ||
| return $format; | ||
| } | ||
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| private function getOutputFormatForJpg(): string | ||
| { | ||
| return match (true) { | ||
| $this->canServeAvif() && $this->config->canUpgradeJpg2Avif() => Resizer::FORMAT_SUFFIX_AVIF, | ||
| $this->canServeWebp() && $this->config->canUpgradeJpg2Webp() => Resizer::FORMAT_SUFFIX_WEBP, | ||
| default => Resizer::FORMAT_SUFFIX_JPG, | ||
| }; | ||
| } | ||
|
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|
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| private function getOutputFormatForPng(): string | ||
| { | ||
| return match (true) { | ||
| $this->canServeAvif() && $this->config->canUpgradePng2Avif() => Resizer::FORMAT_SUFFIX_AVIF, | ||
| $this->canServeWebp() && $this->config->canUpgradePng2Webp() => Resizer::FORMAT_SUFFIX_WEBP, | ||
| default => Resizer::FORMAT_SUFFIX_PNG, | ||
| }; | ||
| } | ||
|
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| private function canServeWebp(): bool | ||
| { | ||
| dump($this->config->isWebpSupportedByServer()); | ||
| return $this->config->isWebpSupportedByServer() && $this->browserSupportsWebp; | ||
| } | ||
|
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| private function canServeAvif(): bool | ||
| { | ||
| return $this->config->isAvifSupportedByServer() && $this->browserSupportsAvif; | ||
| } | ||
|
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|
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| private function isFormatSupported(string $format): void | ||
| { | ||
| if (!in_array(strtolower($format), Resizer::SUPPORTED_FORMATS, true)) { | ||
| throw new Exception(sprintf( | ||
| "Format '%s' not supported (%s).", | ||
| $format, implode(', ', Resizer::SUPPORTED_FORMATS), | ||
| )); | ||
| } | ||
| } | ||
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| private function browserSupports(string $format): bool | ||
| { | ||
| $accept = (string) $this->request->getHeader('accept'); | ||
| return str_contains($accept, $format); | ||
| } | ||
|
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| /** @param string|array<int, string> $suffixes */ | ||
| private function isFileOfFormat(string $path, string|array $suffixes): bool | ||
| { | ||
| if (is_string($suffixes)) { | ||
| $suffixes = [$suffixes]; | ||
| } | ||
|
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| $ext = strtolower(pathinfo($path, PATHINFO_EXTENSION)); | ||
| return in_array($ext, $suffixes, true); | ||
| } | ||
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| private function isFileJpg(string $path): bool | ||
| { | ||
| return $this->isFileOfFormat($path, Resizer::FORMAT_SUFFIXES_JPG); | ||
| } | ||
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| private function isFilePng(string $path): bool | ||
| { | ||
| return $this->isFileOfFormat($path, Resizer::FORMAT_SUFFIX_PNG); | ||
| } | ||
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| private function getFileFormat(string $file): string | ||
| { | ||
| return match (true) { | ||
| $this->isFileJpg($file) => Resizer::FORMAT_SUFFIX_JPG, | ||
| $this->isFilePng($file) => Resizer::FORMAT_SUFFIX_PNG, | ||
| default => pathinfo($file, PATHINFO_EXTENSION), | ||
| }; | ||
| } | ||
|
|
||
| } |
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