81 lines
2.4 KiB
PHP
81 lines
2.4 KiB
PHP
<?php
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declare(strict_types=1);
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header('Content-Type: application/json; charset=utf-8');
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header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0');
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header('Pragma: no-cache');
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$service = 'car';
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$root = __DIR__;
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$scanRoots = [
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'.' => ['php', 'js', 'css', 'webmanifest', 'svg', 'png', 'ico'],
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];
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function collect_asset_files(string $root, array $scanRoots): array
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{
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$files = [];
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$rootPath = realpath($root);
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if (!$rootPath) {
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return $files;
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}
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foreach ($scanRoots as $relativeRoot => $extensions) {
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$base = realpath($rootPath . DIRECTORY_SEPARATOR . $relativeRoot);
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if (!$base || strpos($base, $rootPath) !== 0) {
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continue;
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}
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$allowed = array_fill_keys(array_map('strtolower', $extensions), true);
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$iterator = new RecursiveIteratorIterator(
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new RecursiveDirectoryIterator($base, FilesystemIterator::SKIP_DOTS)
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);
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foreach ($iterator as $file) {
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if (!$file instanceof SplFileInfo || !$file->isFile()) {
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continue;
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}
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$extension = strtolower($file->getExtension());
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if (!isset($allowed[$extension])) {
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continue;
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}
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$path = $file->getRealPath();
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if ($path && strpos($path, $rootPath . DIRECTORY_SEPARATOR) === 0) {
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$files[] = $path;
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}
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}
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}
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sort($files, SORT_STRING);
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return array_values(array_unique($files));
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}
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clearstatcache();
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$rootPath = realpath($root);
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$fingerprints = [];
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$assets = [];
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foreach (collect_asset_files($root, $scanRoots) as $fullPath) {
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$relativePath = ltrim(str_replace($rootPath ?: $root, '', $fullPath), DIRECTORY_SEPARATOR);
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$fileHash = is_readable($fullPath) ? (hash_file('sha256', $fullPath) ?: 'hash-failed') : 'unreadable';
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$fileVersion = (string)filemtime($fullPath) . '-' . substr($fileHash, 0, 10);
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$publicPath = '/car/' . str_replace(DIRECTORY_SEPARATOR, '/', $relativePath);
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$fingerprints[] = implode('|', [
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ltrim($publicPath, '/'),
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(string)filesize($fullPath),
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(string)filemtime($fullPath),
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$fileHash,
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]);
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$assets[$publicPath] = $fileVersion;
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}
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echo json_encode([
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'result' => 'ok',
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'service' => $service,
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'version' => hash('sha256', implode("\n", $fingerprints)),
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'assets' => $assets,
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'count' => count($fingerprints),
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'generatedAt' => time(),
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], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
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