117 lines
6.6 KiB
PHP
117 lines
6.6 KiB
PHP
<?php
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/**
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* preland#22: проверка runtime indpic без сравнения с Git.
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* Контракт имён/размеров: api 591a67cc8302 components/indpic/IndpicSetStorage.php.
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* HTTP проверяет все обязательные файлы; только локальный режим может исключить лишние.
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*/
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declare(strict_types=1);
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function runtimeSetDimensions(): array
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{
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$files = [];
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for ($example = 1; $example <= 5; $example++) {
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foreach (['desk' => [[1696, 920], [200, 200]], 'mob' => [[400, 217], [60, 60]]] as $device => [$full, $thumb]) {
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foreach (['1-source' => $full, '2-result' => $full, '3-thumb' => $thumb] as $part => $dimensions) {
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foreach (['avif', 'webp', 'jpg'] as $extension) $files[sprintf('%02d_%s_%s.%s', $example, $device, $part, $extension)] = $dimensions;
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}
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}
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}
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return $files;
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}
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function runtimeSetNumbers(array $config): array
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{
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$settings = $config['utm']['indpic'] ?? ['default' => '1', 'weights' => ['1' => 1]];
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if (!is_array($settings)) throw new RuntimeException('Некорректный config utm.indpic');
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$number = static function ($value): int {
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if ((!is_string($value) && !is_int($value)) || !preg_match('/^[1-9]$/D', (string) $value)) throw new RuntimeException('Номер indpic должен быть 1–9');
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return (int) $value;
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};
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$sets = [$number(array_key_exists('default', $settings) ? $settings['default'] : '1')];
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$weights = $settings['weights'] ?? [];
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if (!is_array($weights)) throw new RuntimeException('Некорректные веса indpic');
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foreach ($weights as $variant => $weight) {
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if ((!is_int($weight) && !is_float($weight)) || !is_finite((float) $weight) || $weight < 0) throw new RuntimeException('Некорректный вес indpic');
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// Даже weight=0 доступен по явной ссылке indpic=abcdN и участвует в legacy random.
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$sets[] = $number($variant);
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}
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$sets = array_values(array_unique($sets)); sort($sets); return $sets;
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}
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function runtimeLocalReader(string $root): Closure
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{
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return static function (string $path) use ($root): string {
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$bytes = @file_get_contents($root . '/' . $path);
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if ($bytes === false) throw new RuntimeException('Не прочитан runtime ресурс ' . $path);
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return $bytes;
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};
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}
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function runtimeHttpReader(string $origin): Closure
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{
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if (!preg_match('~^https://[A-Za-z0-9.-]+$~D', $origin)) throw new RuntimeException('Требуется HTTPS origin');
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return static function (string $path) use ($origin): string {
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$context = stream_context_create(['http' => ['timeout' => 30, 'follow_location' => 0, 'header' => "Cache-Control: no-cache\r\n"], 'ssl' => ['verify_peer' => true, 'verify_peer_name' => true]]);
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$bytes = @file_get_contents($origin . '/' . $path . '?runtime_check=' . bin2hex(random_bytes(8)), false, $context, 0, 20971521);
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if ($bytes === false || strlen($bytes) > 20971520 || !preg_match('~^HTTP/\S+ 200(?: |$)~', $http_response_header[0] ?? '')) throw new RuntimeException('Не прочитан runtime ресурс ' . $path);
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return $bytes;
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};
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}
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function checkRuntimeSets(array $config, callable $read, ?string $localRoot = null): array
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{
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if (!class_exists(Imagick::class)) throw new RuntimeException('Для полной проверки indpic требуется Imagick');
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$sets = runtimeSetNumbers($config);
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$expected = runtimeSetDimensions();
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foreach ($sets as $set) {
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if ($localRoot !== null) {
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$directory = $localRoot . '/' . $set;
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if (is_link($directory) || !is_dir($directory)) throw new RuntimeException('Не найден каталог indpic ' . $set);
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$actual = [];
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foreach (new FilesystemIterator($directory, FilesystemIterator::SKIP_DOTS) as $file) {
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if ($file->isLink() || !$file->isFile()) throw new RuntimeException('Лишний элемент indpic ' . $set);
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$actual[] = $file->getFilename();
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}
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$names = array_keys($expected); sort($names); sort($actual);
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if ($actual !== $names) throw new RuntimeException('Набор indpic ' . $set . ' должен содержать ровно 90 обязательных файлов');
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}
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foreach ($expected as $name => [$width, $height]) {
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$path = $set . '/' . $name;
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$image = new Imagick();
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try {
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$image->readImageBlob($read($path));
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$format = strtolower($image->getImageFormat());
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$extension = pathinfo($name, PATHINFO_EXTENSION);
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$formats = ['jpg' => ['jpeg', 'jpg'], 'webp' => ['webp'], 'avif' => ['avif', 'heic']];
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if (!in_array($format, $formats[$extension], true) || $image->getNumberImages() !== 1 || $image->getImageWidth() !== $width || $image->getImageHeight() !== $height) throw new RuntimeException('Неверный формат/размер изображения');
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} catch (Throwable $error) {
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throw new RuntimeException('Невалидный runtime indpic ' . $path . ': ' . $error->getMessage(), 0, $error);
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} finally { $image->clear(); }
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}
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}
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return $sets;
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}
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function verifyRemoteRuntimeSets(string $origin): void
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{
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$read = runtimeHttpReader($origin);
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$bytes = $read('config.json');
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$config = json_decode($bytes, true, 512, JSON_THROW_ON_ERROR);
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if (!is_array($config)) throw new RuntimeException('Некорректный runtime config');
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$sets = checkRuntimeSets($config, $read);
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if ($read('config.json') !== $bytes) throw new RuntimeException('Runtime config изменился во время проверки; повторите проверку');
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fwrite(STDERR, 'OK: runtime indpic ' . implode(',', $sets) . '; все обязательные изображения декодированы, inventory лишних файлов по HTTP недоступен' . "\n");
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}
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if (realpath($_SERVER['SCRIPT_FILENAME'] ?? '') === __FILE__) {
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try {
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if (($argv[1] ?? '') === '--remote') verifyRemoteRuntimeSets($argv[2] ?? '');
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else {
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$root = $argv[1] ?? dirname(__DIR__);
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$config = json_decode(runtimeLocalReader($root)('config.json'), true, 512, JSON_THROW_ON_ERROR);
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checkRuntimeSets($config, runtimeLocalReader($root), $root);
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echo "OK: локальный runtime indpic, ровно 90 файлов в каждом используемом наборе\n";
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}
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} catch (Throwable $error) { fwrite(STDERR, $error->getMessage() . "\n"); exit(1); }
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}
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