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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Storage\Adapter; |
| 16 | |
| 17 | use Aws\Exception\AwsException; |
| 18 | use Aws\S3\S3Client; |
| 19 | use Pop\Storage\Exception\DirectoryNotFoundException; |
| 20 | use Pop\Storage\Exception\FileNotFoundException; |
| 21 | use Pop\Storage\Exception\PathTraversalException; |
| 22 | use Pop\Storage\Exception\UnableToCopyFileException; |
| 23 | use Pop\Storage\Exception\UnableToCreateDirectoryException; |
| 24 | use Pop\Storage\Exception\UnableToDeleteDirectoryException; |
| 25 | use Pop\Storage\Exception\UnableToDeleteFileException; |
| 26 | use Pop\Storage\Exception\UnableToGenerateTemporaryUrlException; |
| 27 | use Pop\Storage\Exception\UnableToMoveFileException; |
| 28 | use Pop\Storage\Exception\UnableToReadFileException; |
| 29 | use Pop\Storage\Exception\UnableToWriteFileException; |
| 30 | |
| 31 | /** |
| 32 | * Storage adapter S3 class |
| 33 | * |
| 34 | * @category Pop |
| 35 | * @package Pop\Storage |
| 36 | * @author Nick Sagona, III <nick@popphp.org> |
| 37 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 38 | * @license https://www.popphp.org/license New BSD License |
| 39 | * @version 3.0.0 |
| 40 | */ |
| 41 | class S3 extends AbstractAdapter |
| 42 | { |
| 43 | |
| 44 | /** |
| 45 | * S3 client |
| 46 | * @var ?S3Client |
| 47 | */ |
| 48 | protected ?S3Client $client = null; |
| 49 | |
| 50 | /** |
| 51 | * Constructor |
| 52 | * |
| 53 | * @param string $directory |
| 54 | * @param S3Client $client |
| 55 | */ |
| 56 | public function __construct(string $directory, S3Client $client) |
| 57 | { |
| 58 | parent::__construct($directory); |
| 59 | $this->setClient($client); |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * Set base directory - normalizes the bucket to always carry the 's3://' |
| 64 | * prefix the stream wrapper requires, so callers can pass either |
| 65 | * 'my-bucket' or 's3://my-bucket' |
| 66 | * |
| 67 | * @param ?string $directory |
| 68 | * @return void |
| 69 | */ |
| 70 | public function setBaseDir(?string $directory = null): void |
| 71 | { |
| 72 | parent::setBaseDir(empty($directory) ? $directory : static::withS3Prefix($directory)); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Prepend the 's3://' prefix the stream wrapper requires, if it isn't already there |
| 77 | * |
| 78 | * @param string $path |
| 79 | * @return string |
| 80 | */ |
| 81 | protected static function withS3Prefix(string $path): string |
| 82 | { |
| 83 | return str_starts_with($path, 's3://') ? $path : 's3://' . $path; |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Set S3 client |
| 88 | * |
| 89 | * @param S3Client $client |
| 90 | * @return S3 |
| 91 | */ |
| 92 | public function setClient(S3Client $client): S3 |
| 93 | { |
| 94 | $this->client = $client; |
| 95 | $this->client->registerStreamWrapper(); |
| 96 | return $this; |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * Get S3 client |
| 101 | * |
| 102 | * @return ?S3Client |
| 103 | */ |
| 104 | public function getClient(): ?S3Client |
| 105 | { |
| 106 | return $this->client; |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Has S3 client |
| 111 | * |
| 112 | * @return bool |
| 113 | */ |
| 114 | public function hasClient(): bool |
| 115 | { |
| 116 | return ($this->client !== null); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Make directory |
| 121 | * |
| 122 | * @param string $directory |
| 123 | * @return void |
| 124 | */ |
| 125 | public function mkdir(string $directory): void |
| 126 | { |
| 127 | $key = $this->scrub($directory) . '/'; |
| 128 | $bucket = str_replace('s3://', '', $this->directory); |
| 129 | if (str_contains($bucket, '/')) { |
| 130 | $subfolder = substr($bucket, (strpos($bucket, '/') + 1)); |
| 131 | $key = $subfolder . '/' . $key; |
| 132 | $bucket = substr($bucket, 0, strpos($bucket, '/')); |
| 133 | } |
| 134 | |
| 135 | try { |
| 136 | $this->client->putObject(['Bucket' => $bucket, 'Key' => $key, 'Body' => '']); |
| 137 | } catch (AwsException $exception) { |
| 138 | throw new UnableToCreateDirectoryException( |
| 139 | 'Error: Unable to create directory \'' . $directory . '\'.', 0, $exception |
| 140 | ); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Remove a directory |
| 146 | * |
| 147 | * @param string $directory |
| 148 | * @throws DirectoryNotFoundException |
| 149 | * @throws UnableToDeleteDirectoryException |
| 150 | * @return void |
| 151 | */ |
| 152 | public function rmdir(string $directory): void |
| 153 | { |
| 154 | $path = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($directory); |
| 155 | if (!is_dir($path)) { |
| 156 | throw new DirectoryNotFoundException('Error: The directory \'' . $path . '\' was not found.'); |
| 157 | } |
| 158 | |
| 159 | $bucket = str_replace('s3://', '', $this->baseDirectory); |
| 160 | $prefix = str_replace($this->baseDirectory . '/', '', $path) . '/'; |
| 161 | |
| 162 | try { |
| 163 | $keys = []; |
| 164 | foreach ($this->client->getPaginator('ListObjects', ['Bucket' => $bucket, 'Prefix' => $prefix]) as $page) { |
| 165 | foreach ($page['Contents'] ?? [] as $object) { |
| 166 | $keys[] = ['Key' => $object['Key']]; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | // Batch the deletes via S3's DeleteObjects API (up to 1000 keys per request) |
| 171 | // instead of one DeleteObject round trip per file. |
| 172 | foreach (array_chunk($keys, 1000) as $batch) { |
| 173 | $result = $this->client->deleteObjects([ |
| 174 | 'Bucket' => $bucket, |
| 175 | 'Delete' => ['Objects' => $batch, 'Quiet' => true], |
| 176 | ]); |
| 177 | if (!empty($result['Errors'])) { |
| 178 | throw new UnableToDeleteDirectoryException('Error: Unable to delete directory \'' . $path . '\'.'); |
| 179 | } |
| 180 | } |
| 181 | } catch (AwsException $exception) { |
| 182 | throw new UnableToDeleteDirectoryException( |
| 183 | 'Error: Unable to delete directory \'' . $path . '\'.', 0, $exception |
| 184 | ); |
| 185 | } |
| 186 | |
| 187 | // deleteObjects() is a raw SDK call that bypasses the stream wrapper, so it never |
| 188 | // invalidates the wrapper's own url_stat() cache - the is_dir() check above may have |
| 189 | // just warmed a stale "exists" entry for $path. unlink() clears that cache entry |
| 190 | // unconditionally before its own (here redundant, harmless - S3 doesn't error |
| 191 | // deleting an already-gone key) DeleteObject call. |
| 192 | @unlink($path); |
| 193 | } |
| 194 | |
| 195 | /** |
| 196 | * List directories |
| 197 | * |
| 198 | * @param ?string $search |
| 199 | * @param bool $recursive |
| 200 | * @return array |
| 201 | */ |
| 202 | public function listDirs(?string $search = null, bool $recursive = false): array |
| 203 | { |
| 204 | $dirs = []; |
| 205 | $params = ['Bucket' => str_replace('s3://', '', $this->baseDirectory)]; |
| 206 | if (!$recursive) { |
| 207 | $params['Delimiter'] = '/'; |
| 208 | } |
| 209 | if ($this->baseDirectory != $this->directory) { |
| 210 | $params['Prefix'] = str_replace($this->baseDirectory . '/', '', $this->directory . '/'); |
| 211 | } |
| 212 | |
| 213 | try { |
| 214 | foreach ($this->client->getPaginator('ListObjects', $params) as $page) { |
| 215 | foreach ($page['CommonPrefixes'] ?? [] as $commonPrefix) { |
| 216 | $dirs[] = (isset($params['Prefix']) && str_starts_with($commonPrefix['Prefix'], $params['Prefix'])) ? |
| 217 | substr($commonPrefix['Prefix'], strlen($params['Prefix'])) : $commonPrefix['Prefix']; |
| 218 | } |
| 219 | if ($recursive) { |
| 220 | // Without Delimiter, S3 never returns CommonPrefixes at all - every |
| 221 | // intermediate directory (whether it holds an explicit zero-byte marker |
| 222 | // or only real files) has to be derived from each object key's own path |
| 223 | // segments instead, the same way Local's recursive walk reports a |
| 224 | // directory just because something lives in it. |
| 225 | foreach ($page['Contents'] ?? [] as $object) { |
| 226 | $relativeKey = (isset($params['Prefix']) && str_starts_with($object['Key'], $params['Prefix'])) ? |
| 227 | substr($object['Key'], strlen($params['Prefix'])) : $object['Key']; |
| 228 | $segments = explode('/', rtrim($relativeKey, '/')); |
| 229 | array_pop($segments); // the object's own name/marker, not a parent directory |
| 230 | $path = ''; |
| 231 | foreach ($segments as $segment) { |
| 232 | if ($segment === '') { |
| 233 | continue; |
| 234 | } |
| 235 | $path .= $segment . '/'; |
| 236 | $dirs[] = $path; |
| 237 | } |
| 238 | } |
| 239 | } |
| 240 | } |
| 241 | } catch (AwsException $exception) { |
| 242 | throw new UnableToReadFileException('Error: Unable to list directories.', 0, $exception); |
| 243 | } |
| 244 | |
| 245 | $dirs = array_values(array_unique($dirs)); |
| 246 | |
| 247 | if ($search !== null) { |
| 248 | $dirs = $this->searchFilter($dirs, $search); |
| 249 | } |
| 250 | |
| 251 | return $dirs; |
| 252 | } |
| 253 | |
| 254 | /** |
| 255 | * List files |
| 256 | * |
| 257 | * @param ?string $search |
| 258 | * @param bool $recursive |
| 259 | * @return array |
| 260 | */ |
| 261 | public function listFiles(?string $search = null, bool $recursive = false): array |
| 262 | { |
| 263 | $files = []; |
| 264 | $params = ['Bucket' => str_replace('s3://', '', $this->baseDirectory)]; |
| 265 | if (!$recursive) { |
| 266 | $params['Delimiter'] = '/'; |
| 267 | } |
| 268 | if ($this->baseDirectory != $this->directory) { |
| 269 | $params['Prefix'] = str_replace($this->baseDirectory . '/', '', $this->directory . '/'); |
| 270 | } |
| 271 | |
| 272 | try { |
| 273 | foreach ($this->client->getPaginator('ListObjects', $params) as $page) { |
| 274 | foreach ($page['Contents'] ?? [] as $object) { |
| 275 | $isDirectoryMarker = str_ends_with($object['Key'], '/') && (int) $object['Size'] === 0; |
| 276 | $isCurrentPrefix = isset($params['Prefix']) && ($object['Key'] === $params['Prefix']); |
| 277 | if ($isDirectoryMarker || $isCurrentPrefix) { |
| 278 | continue; |
| 279 | } |
| 280 | $files[] = (isset($params['Prefix']) && str_starts_with($object['Key'], $params['Prefix'])) ? |
| 281 | substr($object['Key'], strlen($params['Prefix'])) : $object['Key']; |
| 282 | } |
| 283 | } |
| 284 | } catch (AwsException $exception) { |
| 285 | throw new UnableToReadFileException('Error: Unable to list files.', 0, $exception); |
| 286 | } |
| 287 | |
| 288 | if ($search !== null) { |
| 289 | $files = $this->searchFilter($files, $search); |
| 290 | } |
| 291 | |
| 292 | return $files; |
| 293 | } |
| 294 | |
| 295 | /** |
| 296 | * Put file |
| 297 | * |
| 298 | * @param string $fileFrom |
| 299 | * @param bool $copy |
| 300 | * @return void |
| 301 | */ |
| 302 | public function putFile(string $fileFrom, bool $copy = true): void |
| 303 | { |
| 304 | if (!file_exists($fileFrom)) { |
| 305 | throw new FileNotFoundException('Error: The file \'' . $fileFrom . '\' was not found.'); |
| 306 | } |
| 307 | |
| 308 | $destination = $this->directory . DIRECTORY_SEPARATOR . basename($fileFrom); |
| 309 | |
| 310 | if (!@copy($fileFrom, $destination)) { |
| 311 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $fileFrom . '\'.'); |
| 312 | } |
| 313 | |
| 314 | // $copy = false means "move": PHP's rename() cannot bridge different stream wrapper |
| 315 | // protocols (a plain local path has none, the destination is s3://), so it can never |
| 316 | // succeed here the way it does for Local's same-wrapper rename() - copy the object, |
| 317 | // then remove the local source, to get the same move semantics. |
| 318 | if (!$copy && !@unlink($fileFrom)) { |
| 319 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $fileFrom . '\'.'); |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | /** |
| 324 | * Put file contents |
| 325 | * |
| 326 | * @param string $filename |
| 327 | * @param string $fileContents |
| 328 | * @return void |
| 329 | */ |
| 330 | public function putFileContents(string $filename, string $fileContents): void |
| 331 | { |
| 332 | if (@file_put_contents($this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename), $fileContents) === false) { |
| 333 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $filename . '\'.'); |
| 334 | } |
| 335 | } |
| 336 | |
| 337 | /** |
| 338 | * Put file from a stream resource |
| 339 | * |
| 340 | * @param string $filename |
| 341 | * @param mixed $resource |
| 342 | * @throws UnableToWriteFileException |
| 343 | * @return void |
| 344 | */ |
| 345 | public function putFileStream(string $filename, mixed $resource): void |
| 346 | { |
| 347 | if (!is_resource($resource)) { |
| 348 | throw new UnableToWriteFileException('Error: The provided resource is not a valid stream.'); |
| 349 | } |
| 350 | |
| 351 | $destination = @fopen($this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename), 'w'); |
| 352 | if ($destination === false) { |
| 353 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $filename . '\'.'); |
| 354 | } |
| 355 | |
| 356 | $copied = stream_copy_to_stream($resource, $destination); |
| 357 | fclose($destination); |
| 358 | |
| 359 | if ($copied === false) { |
| 360 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $filename . '\'.'); |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * Upload file from server request $_FILES['file'] |
| 366 | * |
| 367 | * @param array $file |
| 368 | * @throws UnableToWriteFileException|PathTraversalException |
| 369 | * @return void |
| 370 | */ |
| 371 | public function uploadFile(array $file): void |
| 372 | { |
| 373 | if (!isset($file['tmp_name']) || !isset($file['name'])) { |
| 374 | throw new UnableToWriteFileException('Error: The uploaded file array was not valid.'); |
| 375 | } |
| 376 | |
| 377 | $contents = @file_get_contents($file['tmp_name']); |
| 378 | if ($contents === false) { |
| 379 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $file['name'] . '\'.'); |
| 380 | } |
| 381 | |
| 382 | $destination = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($file['name']); |
| 383 | if (@file_put_contents($destination, $contents) === false) { |
| 384 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $file['name'] . '\'.'); |
| 385 | } |
| 386 | } |
| 387 | |
| 388 | /** |
| 389 | * Copy file |
| 390 | * |
| 391 | * @param string $sourceFile |
| 392 | * @param string $destFile |
| 393 | * @return void |
| 394 | */ |
| 395 | public function copyFile(string $sourceFile, string $destFile): void |
| 396 | { |
| 397 | $sourceFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($sourceFile); |
| 398 | $destFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($destFile); |
| 399 | if (!file_exists($sourceFile)) { |
| 400 | throw new FileNotFoundException('Error: The file \'' . $sourceFile . '\' was not found.'); |
| 401 | } |
| 402 | if (!@copy($sourceFile, $destFile)) { |
| 403 | throw new UnableToCopyFileException('Error: Unable to copy file \'' . $sourceFile . '\'.'); |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | /** |
| 408 | * Copy file to a location external to the current location |
| 409 | * |
| 410 | * @param string $sourceFile |
| 411 | * @param string $externalFile |
| 412 | * @return void |
| 413 | */ |
| 414 | public function copyFileToExternal(string $sourceFile, string $externalFile): void |
| 415 | { |
| 416 | $sourceFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($sourceFile); |
| 417 | $externalFile = static::withS3Prefix($externalFile); |
| 418 | if (!file_exists($sourceFile)) { |
| 419 | throw new FileNotFoundException('Error: The file \'' . $sourceFile . '\' was not found.'); |
| 420 | } |
| 421 | if (!@copy($sourceFile, $externalFile)) { |
| 422 | throw new UnableToCopyFileException('Error: Unable to copy file \'' . $sourceFile . '\'.'); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | /** |
| 427 | * Copy file from a location external to the current location |
| 428 | * |
| 429 | * @param string $externalFile |
| 430 | * @param string $destFile |
| 431 | * @return void |
| 432 | */ |
| 433 | public function copyFileFromExternal(string $externalFile, string $destFile): void |
| 434 | { |
| 435 | $destFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($destFile); |
| 436 | $externalFile = static::withS3Prefix($externalFile); |
| 437 | if (!file_exists($externalFile)) { |
| 438 | throw new FileNotFoundException('Error: The file \'' . $externalFile . '\' was not found.'); |
| 439 | } |
| 440 | if (!@copy($externalFile, $destFile)) { |
| 441 | throw new UnableToCopyFileException('Error: Unable to copy file \'' . $externalFile . '\'.'); |
| 442 | } |
| 443 | } |
| 444 | |
| 445 | /** |
| 446 | * Move file to a location external to the current location |
| 447 | * |
| 448 | * @param string $sourceFile |
| 449 | * @param string $externalFile |
| 450 | * @return void |
| 451 | */ |
| 452 | public function moveFileToExternal(string $sourceFile, string $externalFile): void |
| 453 | { |
| 454 | $sourceFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($sourceFile); |
| 455 | $externalFile = static::withS3Prefix($externalFile); |
| 456 | if (!file_exists($sourceFile)) { |
| 457 | throw new FileNotFoundException('Error: The file \'' . $sourceFile . '\' was not found.'); |
| 458 | } |
| 459 | if (!@rename($sourceFile, $externalFile)) { |
| 460 | throw new UnableToMoveFileException('Error: Unable to move file \'' . $sourceFile . '\'.'); |
| 461 | } |
| 462 | } |
| 463 | |
| 464 | /** |
| 465 | * Move file from a location external to the current location |
| 466 | * |
| 467 | * @param string $externalFile |
| 468 | * @param string $destFile |
| 469 | * @return void |
| 470 | */ |
| 471 | public function moveFileFromExternal(string $externalFile, string $destFile): void |
| 472 | { |
| 473 | $destFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($destFile); |
| 474 | $externalFile = static::withS3Prefix($externalFile); |
| 475 | if (!file_exists($externalFile)) { |
| 476 | throw new FileNotFoundException('Error: The file \'' . $externalFile . '\' was not found.'); |
| 477 | } |
| 478 | if (!@rename($externalFile, $destFile)) { |
| 479 | throw new UnableToMoveFileException('Error: Unable to move file \'' . $externalFile . '\'.'); |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | /** |
| 484 | * Rename file |
| 485 | * |
| 486 | * @param string $oldFile |
| 487 | * @param string $newFile |
| 488 | * @return void |
| 489 | */ |
| 490 | public function renameFile(string $oldFile, string $newFile): void |
| 491 | { |
| 492 | $oldFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($oldFile); |
| 493 | $newFile = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($newFile); |
| 494 | if (!file_exists($oldFile)) { |
| 495 | throw new FileNotFoundException('Error: The file \'' . $oldFile . '\' was not found.'); |
| 496 | } |
| 497 | if (!@rename($oldFile, $newFile)) { |
| 498 | throw new UnableToMoveFileException('Error: Unable to move file \'' . $oldFile . '\'.'); |
| 499 | } |
| 500 | } |
| 501 | |
| 502 | /** |
| 503 | * Replace file |
| 504 | * |
| 505 | * @param string $filename |
| 506 | * @param string $fileContents |
| 507 | * @return void |
| 508 | */ |
| 509 | public function replaceFileContents(string $filename, string $fileContents): void |
| 510 | { |
| 511 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 512 | if (!file_exists($filename)) { |
| 513 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 514 | } |
| 515 | if (@file_put_contents($filename, $fileContents) === false) { |
| 516 | throw new UnableToWriteFileException('Error: Unable to write file \'' . $filename . '\'.'); |
| 517 | } |
| 518 | } |
| 519 | |
| 520 | /** |
| 521 | * Delete file |
| 522 | * |
| 523 | * @param string $filename |
| 524 | * @return void |
| 525 | */ |
| 526 | public function deleteFile(string $filename): void |
| 527 | { |
| 528 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 529 | if (!file_exists($filename)) { |
| 530 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 531 | } |
| 532 | if (!@unlink($filename)) { |
| 533 | throw new UnableToDeleteFileException('Error: Unable to delete file \'' . $filename . '\'.'); |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | /** |
| 538 | * Fetch file |
| 539 | * |
| 540 | * @param string $filename |
| 541 | * @return mixed |
| 542 | */ |
| 543 | public function fetchFile(string $filename): mixed |
| 544 | { |
| 545 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 546 | if (!file_exists($filename)) { |
| 547 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 548 | } |
| 549 | return file_get_contents($filename); |
| 550 | } |
| 551 | |
| 552 | /** |
| 553 | * Fetch file as a stream resource |
| 554 | * |
| 555 | * @param string $filename |
| 556 | * @throws FileNotFoundException |
| 557 | * @return mixed |
| 558 | */ |
| 559 | public function fetchFileStream(string $filename): mixed |
| 560 | { |
| 561 | $path = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 562 | if (!file_exists($path)) { |
| 563 | throw new FileNotFoundException('Error: The file \'' . $path . '\' was not found.'); |
| 564 | } |
| 565 | |
| 566 | return fopen($path, 'r'); |
| 567 | } |
| 568 | |
| 569 | /** |
| 570 | * Fetch file info |
| 571 | * |
| 572 | * @param string $filename |
| 573 | * @return array |
| 574 | */ |
| 575 | public function fetchFileInfo(string $filename): array |
| 576 | { |
| 577 | $path = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 578 | if (!file_exists($path)) { |
| 579 | throw new FileNotFoundException('Error: The file \'' . $path . '\' was not found.'); |
| 580 | } |
| 581 | |
| 582 | try { |
| 583 | $fileObject = $this->client->headObject([ |
| 584 | 'Bucket' => str_replace('s3://', '', $this->directory), |
| 585 | 'Key' => $this->scrub($filename), |
| 586 | ]); |
| 587 | return $fileObject->toArray(); |
| 588 | } catch (AwsException $exception) { |
| 589 | throw new UnableToReadFileException( |
| 590 | 'Error: Unable to read file info for \'' . $filename . '\'.', 0, $exception |
| 591 | ); |
| 592 | } |
| 593 | } |
| 594 | |
| 595 | /** |
| 596 | * Get a temporary (presigned) URL for the file, valid for $expiresInSeconds |
| 597 | * |
| 598 | * @param string $filename |
| 599 | * @param int $expiresInSeconds |
| 600 | * @throws UnableToGenerateTemporaryUrlException |
| 601 | * @return string |
| 602 | */ |
| 603 | public function getTemporaryUrl(string $filename, int $expiresInSeconds = 900): string |
| 604 | { |
| 605 | $bucket = str_replace('s3://', '', $this->baseDirectory); |
| 606 | $key = str_replace($this->baseDirectory . '/', '', $this->directory . '/') . $this->scrub($filename); |
| 607 | |
| 608 | try { |
| 609 | $command = $this->client->getCommand('GetObject', ['Bucket' => $bucket, 'Key' => $key]); |
| 610 | $request = $this->client->createPresignedRequest($command, '+' . $expiresInSeconds . ' seconds'); |
| 611 | return (string) $request->getUri(); |
| 612 | } catch (AwsException $exception) { |
| 613 | throw new UnableToGenerateTemporaryUrlException( |
| 614 | 'Error: Unable to generate a temporary URL for \'' . $filename . '\'.', 0, $exception |
| 615 | ); |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | /** |
| 620 | * File exists |
| 621 | * |
| 622 | * @param string $filename |
| 623 | * @return bool |
| 624 | */ |
| 625 | public function fileExists(string $filename): bool |
| 626 | { |
| 627 | return file_exists($this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename)); |
| 628 | } |
| 629 | |
| 630 | /** |
| 631 | * Check if is a dir |
| 632 | * |
| 633 | * @param string $directory |
| 634 | * @return bool |
| 635 | */ |
| 636 | public function isDir(string $directory): bool |
| 637 | { |
| 638 | return is_dir($this->directory . DIRECTORY_SEPARATOR . $this->scrub($directory)); |
| 639 | } |
| 640 | |
| 641 | /** |
| 642 | * Check if is a file |
| 643 | * |
| 644 | * @param string $filename |
| 645 | * @return bool |
| 646 | */ |
| 647 | public function isFile(string $filename): bool |
| 648 | { |
| 649 | return is_file($this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename)); |
| 650 | } |
| 651 | |
| 652 | /** |
| 653 | * Get file size |
| 654 | * |
| 655 | * @param string $filename |
| 656 | * @throws FileNotFoundException |
| 657 | * @return int |
| 658 | */ |
| 659 | public function getFileSize(string $filename): int |
| 660 | { |
| 661 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 662 | if (!file_exists($filename)) { |
| 663 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 664 | } |
| 665 | return filesize($filename); |
| 666 | } |
| 667 | |
| 668 | /** |
| 669 | * Get file type |
| 670 | * |
| 671 | * @param string $filename |
| 672 | * @throws FileNotFoundException |
| 673 | * @return string |
| 674 | */ |
| 675 | public function getFileType(string $filename): string |
| 676 | { |
| 677 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 678 | if (!file_exists($filename)) { |
| 679 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 680 | } |
| 681 | return filetype($filename); |
| 682 | } |
| 683 | |
| 684 | /** |
| 685 | * Get file modified time |
| 686 | * |
| 687 | * @param string $filename |
| 688 | * @throws FileNotFoundException |
| 689 | * @return int|string |
| 690 | */ |
| 691 | public function getFileMTime(string $filename): int|string |
| 692 | { |
| 693 | $filename = $this->directory . DIRECTORY_SEPARATOR . $this->scrub($filename); |
| 694 | if (!file_exists($filename)) { |
| 695 | throw new FileNotFoundException('Error: The file \'' . $filename . '\' was not found.'); |
| 696 | } |
| 697 | return filemtime($filename); |
| 698 | } |
| 699 | |
| 700 | /** |
| 701 | * Create MD5 checksum of the file |
| 702 | * |
| 703 | * @param string $filename |
| 704 | * @throws FileNotFoundException |
| 705 | * @return string |
| 706 | */ |
| 707 | public function md5File(string $filename): string |
| 708 | { |
| 709 | // HeadObject returns the same ETag as GetObject without transferring the object |
| 710 | // body, which matters a great deal on large files. |
| 711 | try { |
| 712 | $fileObject = $this->client->headObject([ |
| 713 | 'Bucket' => str_replace('s3://', '', $this->baseDirectory), |
| 714 | 'Key' => str_replace($this->baseDirectory . '/', '', $this->directory . '/') . $this->scrub($filename), |
| 715 | ]); |
| 716 | } catch (AwsException $exception) { |
| 717 | if ($exception->getStatusCode() === 404) { |
| 718 | throw new FileNotFoundException( |
| 719 | 'Error: The file \'' . $filename . '\' was not found.', 0, $exception |
| 720 | ); |
| 721 | } |
| 722 | throw new UnableToReadFileException( |
| 723 | 'Error: Unable to read file \'' . $filename . '\'.', 0, $exception |
| 724 | ); |
| 725 | } |
| 726 | |
| 727 | if (!isset($fileObject['ETag'])) { |
| 728 | throw new UnableToReadFileException('Error: No ETag/checksum returned for \'' . $filename . '\'.'); |
| 729 | } |
| 730 | |
| 731 | return str_replace('"', '', $fileObject['ETag']); |
| 732 | } |
| 733 | |
| 734 | } |