42 lines
1.1 KiB
PHP
42 lines
1.1 KiB
PHP
<?php
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namespace Illuminate\Http\Middleware;
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use Illuminate\Http\Response;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Facades\Vite;
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class AddLinkHeadersForPreloadedAssets
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{
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/**
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* Configure the middleware.
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*
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* @param int $limit
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* @return string
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*/
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public static function using($limit)
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{
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return static::class.':'.$limit;
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}
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/**
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* Handle the incoming request.
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*
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* @param \Illuminate\Http\Request $request
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* @param \Closure $next
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* @param int|null $limit
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* @return \Illuminate\Http\Response
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*/
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public function handle($request, $next, $limit = null)
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{
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return tap($next($request), function ($response) use ($limit) {
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if ($response instanceof Response && Vite::preloadedAssets() !== []) {
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$response->header('Link', (new Collection(Vite::preloadedAssets()))
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->when($limit, fn ($assets, $limit) => $assets->take($limit))
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->map(fn ($attributes, $url) => "<{$url}>; ".implode('; ', $attributes))
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->join(', '), false);
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}
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});
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}
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}
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