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| 1 | <?php |
| 2 | namespace Apie\Core\FileStorage; |
| 3 | |
| 4 | use Apie\Core\Exceptions\FileStorageException; |
| 5 | use Exception; |
| 6 | use LogicException; |
| 7 | use Psr\Http\Message\UploadedFileInterface; |
| 8 | use Throwable; |
| 9 | |
| 10 | final class ChainedFileStorage implements PsrAwareStorageInterface, ResourceAwareStorageInterface |
| 11 | { |
| 12 | /** |
| 13 | * @var array<int, PsrAwareStorageInterface> $psrAwareStorages |
| 14 | */ |
| 15 | private array $psrAwareStorages; |
| 16 | |
| 17 | /** |
| 18 | * @var array<int, ResourceAwareStorageInterface> $resourceAwareStorages |
| 19 | */ |
| 20 | private array $resourceAwareStorages; |
| 21 | |
| 22 | /** |
| 23 | * @param array<int, PsrAwareStorageInterface> $psrAwareStorages |
| 24 | * @param array<int, ResourceAwareStorageInterface> $resourceAwareStorages |
| 25 | */ |
| 26 | public function __construct( |
| 27 | iterable $psrAwareStorages, |
| 28 | iterable $resourceAwareStorages |
| 29 | ) { |
| 30 | $this->psrAwareStorages = is_array($psrAwareStorages) ? $psrAwareStorages : iterator_to_array($psrAwareStorages); |
| 31 | $this->resourceAwareStorages = is_array($resourceAwareStorages) ? $resourceAwareStorages : iterator_to_array($resourceAwareStorages); |
| 32 | } |
| 33 | |
| 34 | public function createNewUpload( |
| 35 | UploadedFileInterface $fileUpload, |
| 36 | string $className = StoredFile::class |
| 37 | ): StoredFile { |
| 38 | foreach ($this->psrAwareStorages as $psrAwareStorage) { |
| 39 | return $psrAwareStorage->createNewUpload($fileUpload, $className); |
| 40 | } |
| 41 | foreach ($this->resourceAwareStorages as $resourceAwareStorage) { |
| 42 | return $resourceAwareStorage->createNewUpload($fileUpload, $className); |
| 43 | } |
| 44 | |
| 45 | throw new \LogicException("I can not create an upload"); |
| 46 | } |
| 47 | |
| 48 | public function getProxy( |
| 49 | string $storagePath, |
| 50 | string $className = StoredFile::class |
| 51 | ): StoredFile { |
| 52 | return $className::createFromStorage( |
| 53 | $this, |
| 54 | $storagePath |
| 55 | ); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * @template T of StoredFile |
| 60 | * @param class-string<T> $className |
| 61 | * @return T |
| 62 | */ |
| 63 | public function loadFromStorage( |
| 64 | string $storagePath, |
| 65 | string $className = StoredFile::class |
| 66 | ): StoredFile { |
| 67 | $errors = []; |
| 68 | $list = [...$this->psrAwareStorages, ...$this->resourceAwareStorages]; |
| 69 | foreach ($list as $psrAwareStorage) { |
| 70 | try { |
| 71 | return $psrAwareStorage->loadFromStorage($storagePath, $className); |
| 72 | } catch (Exception $error) { |
| 73 | $errors[] = $error; |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | throw new FileStorageException('I can not load from "' . $storagePath . '"', $errors); |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * @param array<int, object> $list |
| 82 | */ |
| 83 | private function iterate(array $list, string $methodName, mixed... $arguments): mixed |
| 84 | { |
| 85 | $collectedExceptions = []; |
| 86 | foreach ($list as $storage) { |
| 87 | try { |
| 88 | return $storage->$methodName(...$arguments); |
| 89 | } catch (Throwable $error) { |
| 90 | $collectedExceptions[] = $error; |
| 91 | } |
| 92 | } |
| 93 | if (empty($collectedExceptions)) { |
| 94 | $collectedExceptions[] = new LogicException('There is no configured storage class for ' . $methodName); |
| 95 | } |
| 96 | throw new FileStorageException('There was a problem calling ' . $methodName, $collectedExceptions); |
| 97 | } |
| 98 | |
| 99 | public function pathToPsr(string $path): UploadedFileInterface |
| 100 | { |
| 101 | return $this->iterate($this->psrAwareStorages, 'pathToPsr', $path); |
| 102 | } |
| 103 | |
| 104 | public function psrToPath(UploadedFileInterface $uploadedFile): string |
| 105 | { |
| 106 | return $this->iterate($this->psrAwareStorages, 'psrToPath', $uploadedFile); |
| 107 | } |
| 108 | |
| 109 | public function resourceToPath(mixed $resource): string |
| 110 | { |
| 111 | return $this->iterate($this->resourceAwareStorages, 'resourceToPath', $resource); |
| 112 | } |
| 113 | |
| 114 | public function pathToResource(string $path): mixed |
| 115 | { |
| 116 | return $this->iterate($this->resourceAwareStorages, 'pathToResource', $path); |
| 117 | } |
| 118 | } |