121 lines
3.3 KiB
PHP
121 lines
3.3 KiB
PHP
<?php
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namespace Pterodactyl\Services\Helpers;
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use Illuminate\Support\Arr;
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use Illuminate\Filesystem\FilesystemManager;
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use Illuminate\Contracts\Foundation\Application;
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class AssetHashService
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{
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/**
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* Location of the manifest file generated by gulp.
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*/
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public const MANIFEST_PATH = './assets/manifest.json';
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/**
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* @var \Illuminate\Contracts\Filesystem\Filesystem
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*/
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private $filesystem;
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/**
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* @var \Illuminate\Contracts\Foundation\Application
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*/
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private $application;
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/**
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* @var array|null
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*/
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protected static $manifest;
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/**
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* AssetHashService constructor.
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*
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* @param \Illuminate\Contracts\Foundation\Application $application
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* @param \Illuminate\Filesystem\FilesystemManager $filesystem
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*/
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public function __construct(Application $application, FilesystemManager $filesystem)
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{
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$this->application = $application;
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$this->filesystem = $filesystem->createLocalDriver(['root' => public_path()]);
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}
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/**
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* Modify a URL to append the asset hash.
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*
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* @param string $resource
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* @return string
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*
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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public function url(string $resource): string
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{
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$file = last(explode('/', $resource));
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$data = Arr::get($this->manifest(), $file) ?? $file;
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return str_replace($file, Arr::get($data, 'src') ?? $file, $resource);
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}
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/**
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* Return the data integrity hash for a resource.
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*
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* @param string $resource
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* @return string
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*
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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public function integrity(string $resource): string
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{
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$file = last(explode('/', $resource));
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$data = array_get($this->manifest(), $file, $file);
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return Arr::get($data, 'integrity') ?? '';
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}
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/**
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* Return a built CSS import using the provided URL.
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*
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* @param string $resource
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* @return string
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*
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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public function css(string $resource): string
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{
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return '<link href="' . $this->url($resource) . '"
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rel="stylesheet preload"
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as="style"
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crossorigin="anonymous"
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integrity="' . $this->integrity($resource) . '"
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referrerpolicy="no-referrer">';
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}
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/**
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* Return a built JS import using the provided URL.
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*
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* @param string $resource
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* @return string
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*
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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public function js(string $resource): string
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{
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return '<script src="' . $this->url($resource) . '"
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integrity="' . $this->integrity($resource) . '"
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crossorigin="anonymous"></script>';
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}
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/**
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* Get the asset manifest and store it in the cache for quicker lookups.
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*
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* @return array
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*
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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protected function manifest(): array
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{
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return self::$manifest ?: self::$manifest = json_decode(
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$this->filesystem->get(self::MANIFEST_PATH), true
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);
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}
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}
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