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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Dir; |
| 15 | |
| 16 | use ArrayIterator; |
| 17 | use DirectoryIterator; |
| 18 | use RecursiveIteratorIterator; |
| 19 | use RecursiveDirectoryIterator; |
| 20 | |
| 21 | /** |
| 22 | * Directory class |
| 23 | * |
| 24 | * @category Pop |
| 25 | * @package Pop\Dir |
| 26 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 27 | * @copyright Copyright (c) 2009-2024 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 28 | * @license http://www.popphp.org/license New BSD License |
| 29 | * @version 4.0.0 |
| 30 | */ |
| 31 | class Dir implements \ArrayAccess, \Countable, \IteratorAggregate |
| 32 | { |
| 33 | |
| 34 | /** |
| 35 | * The directory path |
| 36 | * @var ?string |
| 37 | */ |
| 38 | protected ?string $path = null; |
| 39 | |
| 40 | /** |
| 41 | * The files within the directory |
| 42 | * @var array |
| 43 | */ |
| 44 | protected array $files = []; |
| 45 | |
| 46 | /** |
| 47 | * The nested tree map of the directory and its files |
| 48 | * @var array |
| 49 | */ |
| 50 | protected array $tree = []; |
| 51 | |
| 52 | /** |
| 53 | * Flag to store the absolute path. |
| 54 | * @var bool |
| 55 | */ |
| 56 | protected bool $absolute = false; |
| 57 | |
| 58 | /** |
| 59 | * Flag to store the relative path. |
| 60 | * @var bool |
| 61 | */ |
| 62 | protected bool $relative = false; |
| 63 | |
| 64 | /** |
| 65 | * Flag to dig recursively. |
| 66 | * @var bool |
| 67 | */ |
| 68 | protected bool $recursive = false; |
| 69 | |
| 70 | /** |
| 71 | * Flag to include only files and no directories |
| 72 | * @var bool |
| 73 | */ |
| 74 | protected bool $filesOnly = false; |
| 75 | |
| 76 | /** |
| 77 | * Constructor |
| 78 | * |
| 79 | * Instantiate a directory object |
| 80 | * |
| 81 | * @param string $dir |
| 82 | * @param array $options |
| 83 | * @throws Exception |
| 84 | */ |
| 85 | public function __construct(string $dir, array $options = []) |
| 86 | { |
| 87 | // Set the directory path. |
| 88 | if ((str_contains($dir, "\\")) && (DIRECTORY_SEPARATOR != "\\")) { |
| 89 | $this->path = str_replace("\\", '/', $dir); |
| 90 | } else { |
| 91 | $this->path = $dir; |
| 92 | } |
| 93 | |
| 94 | // Check to see if the directory exists. |
| 95 | if (!file_exists($this->path)) { |
| 96 | throw new Exception("Error: The directory '" . $this->path . "' does not exist"); |
| 97 | } |
| 98 | |
| 99 | // Trim the trailing slash. |
| 100 | if (strrpos($this->path, DIRECTORY_SEPARATOR) == (strlen($this->path) - 1)) { |
| 101 | $this->path = substr($this->path, 0, -1); |
| 102 | } |
| 103 | |
| 104 | if (isset($options['absolute'])) { |
| 105 | $this->setAbsolute($options['absolute']); |
| 106 | } |
| 107 | if (isset($options['relative'])) { |
| 108 | $this->setRelative($options['relative']); |
| 109 | } |
| 110 | if (isset($options['recursive'])) { |
| 111 | $this->setRecursive($options['recursive']); |
| 112 | } |
| 113 | if (isset($options['filesOnly'])) { |
| 114 | $this->setFilesOnly($options['filesOnly']); |
| 115 | } |
| 116 | |
| 117 | $this->tree[realpath($this->path)] = $this->buildTree(new DirectoryIterator($this->path)); |
| 118 | |
| 119 | if ($this->recursive) { |
| 120 | $this->traverseRecursively(); |
| 121 | } else { |
| 122 | $this->traverse(); |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * Method to get the count of files in the directory |
| 128 | * |
| 129 | * @return int |
| 130 | */ |
| 131 | public function count(): int |
| 132 | { |
| 133 | return count($this->files); |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * Method to iterate over the files |
| 138 | * |
| 139 | * @return ArrayIterator |
| 140 | */ |
| 141 | public function getIterator(): ArrayIterator |
| 142 | { |
| 143 | return new ArrayIterator($this->files); |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Set absolute |
| 148 | * |
| 149 | * @param bool $absolute |
| 150 | * @return Dir |
| 151 | */ |
| 152 | public function setAbsolute(bool $absolute): Dir |
| 153 | { |
| 154 | $this->absolute = $absolute; |
| 155 | if (($this->absolute) && ($this->isRelative())) { |
| 156 | $this->setRelative(false); |
| 157 | } |
| 158 | return $this; |
| 159 | } |
| 160 | |
| 161 | /** |
| 162 | * Set relative |
| 163 | * |
| 164 | * @param bool $relative |
| 165 | * @return Dir |
| 166 | */ |
| 167 | public function setRelative(bool $relative): Dir |
| 168 | { |
| 169 | $this->relative = $relative; |
| 170 | if (($this->relative) && ($this->isAbsolute())) { |
| 171 | $this->setAbsolute(false); |
| 172 | } |
| 173 | return $this; |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Set recursive |
| 178 | * |
| 179 | * @param bool $recursive |
| 180 | * @return Dir |
| 181 | */ |
| 182 | public function setRecursive(bool $recursive): Dir |
| 183 | { |
| 184 | $this->recursive = $recursive; |
| 185 | return $this; |
| 186 | } |
| 187 | |
| 188 | /** |
| 189 | * Set files only |
| 190 | * |
| 191 | * @param bool $filesOnly |
| 192 | * @return Dir |
| 193 | */ |
| 194 | public function setFilesOnly(bool $filesOnly): Dir |
| 195 | { |
| 196 | $this->filesOnly = $filesOnly; |
| 197 | return $this; |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * Is absolute |
| 202 | * |
| 203 | * @return bool |
| 204 | */ |
| 205 | public function isAbsolute(): bool |
| 206 | { |
| 207 | return $this->absolute; |
| 208 | } |
| 209 | |
| 210 | /** |
| 211 | * Is relative |
| 212 | * |
| 213 | * @return bool |
| 214 | */ |
| 215 | public function isRelative(): bool |
| 216 | { |
| 217 | return $this->relative; |
| 218 | } |
| 219 | |
| 220 | /** |
| 221 | * Is recursive |
| 222 | * |
| 223 | * @return bool |
| 224 | */ |
| 225 | public function isRecursive(): bool |
| 226 | { |
| 227 | return $this->recursive; |
| 228 | } |
| 229 | |
| 230 | /** |
| 231 | * Is files only |
| 232 | * |
| 233 | * @return bool |
| 234 | */ |
| 235 | public function isFilesOnly(): bool |
| 236 | { |
| 237 | return $this->filesOnly; |
| 238 | } |
| 239 | |
| 240 | /** |
| 241 | * Get the path |
| 242 | * |
| 243 | * @return string|null |
| 244 | */ |
| 245 | public function getPath(): string|null |
| 246 | { |
| 247 | return $this->path; |
| 248 | } |
| 249 | |
| 250 | /** |
| 251 | * Get the files |
| 252 | * |
| 253 | * @return array |
| 254 | */ |
| 255 | public function getFiles(): array |
| 256 | { |
| 257 | return $this->files; |
| 258 | } |
| 259 | |
| 260 | /** |
| 261 | * Get the tree |
| 262 | * |
| 263 | * @return array |
| 264 | */ |
| 265 | public function getTree(): array |
| 266 | { |
| 267 | return $this->tree; |
| 268 | } |
| 269 | |
| 270 | /** |
| 271 | * Copy an entire directory recursively to another destination directory |
| 272 | * |
| 273 | * @param string $destination |
| 274 | * @param bool $full |
| 275 | * @return void |
| 276 | */ |
| 277 | public function copyTo(string $destination, bool $full = true): void |
| 278 | { |
| 279 | if ($full) { |
| 280 | if (str_contains($this->path, DIRECTORY_SEPARATOR)) { |
| 281 | $folder = substr($this->path, (strrpos($this->path, DIRECTORY_SEPARATOR) + 1)); |
| 282 | } |
| 283 | |
| 284 | if (!file_exists($destination . DIRECTORY_SEPARATOR . $folder)) { |
| 285 | mkdir($destination . DIRECTORY_SEPARATOR . $folder); |
| 286 | } |
| 287 | $destination = $destination . DIRECTORY_SEPARATOR . $folder; |
| 288 | } |
| 289 | |
| 290 | foreach ( |
| 291 | $iterator = new RecursiveIteratorIterator( |
| 292 | new RecursiveDirectoryIterator($this->path, RecursiveDirectoryIterator::SKIP_DOTS), |
| 293 | RecursiveIteratorIterator::SELF_FIRST) as $item |
| 294 | ) { |
| 295 | if ($item->isDir()) { |
| 296 | mkdir($destination . DIRECTORY_SEPARATOR . $iterator->getSubPathName()); |
| 297 | } else { |
| 298 | copy($item, $destination . DIRECTORY_SEPARATOR . $iterator->getSubPathName()); |
| 299 | } |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | /** |
| 304 | * File exists |
| 305 | * |
| 306 | * @param string $file |
| 307 | * @return bool |
| 308 | */ |
| 309 | public function fileExists(string $file): bool |
| 310 | { |
| 311 | return $this->offsetExists($file); |
| 312 | } |
| 313 | |
| 314 | /** |
| 315 | * Delete a file |
| 316 | * |
| 317 | * @param string $file |
| 318 | * @throws Exception |
| 319 | * @return void |
| 320 | */ |
| 321 | public function deleteFile(string $file): void |
| 322 | { |
| 323 | $this->offsetUnset($file); |
| 324 | } |
| 325 | |
| 326 | /** |
| 327 | * Empty an entire directory |
| 328 | * |
| 329 | * @param bool $remove |
| 330 | * @param ?string $path |
| 331 | * @throws Exception |
| 332 | * @return void |
| 333 | */ |
| 334 | public function emptyDir(bool $remove = false, ?string $path = null): void |
| 335 | { |
| 336 | if ($path === null) { |
| 337 | $path = $this->path; |
| 338 | } |
| 339 | |
| 340 | // Get a directory handle. |
| 341 | if (!($dh = @opendir($path))) { |
| 342 | throw new Exception('Error: Unable to open the directory path "' . $path . '"'); |
| 343 | } |
| 344 | |
| 345 | // Recursively dig through the directory, deleting files where applicable. |
| 346 | while (false !== ($obj = readdir($dh))) { |
| 347 | if ($obj == '.' || $obj == '..') { |
| 348 | continue; |
| 349 | } |
| 350 | if (!@unlink($path . DIRECTORY_SEPARATOR . $obj)) { |
| 351 | $this->emptyDir(true, $path . DIRECTORY_SEPARATOR . $obj); |
| 352 | } |
| 353 | } |
| 354 | |
| 355 | // Close the directory handle. |
| 356 | closedir($dh); |
| 357 | |
| 358 | // If the delete flag was passed, remove the top level directory. |
| 359 | if ($remove) { |
| 360 | @rmdir($path); |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * Get a file |
| 366 | * |
| 367 | * @param string $name |
| 368 | * @return mixed |
| 369 | */ |
| 370 | public function __get(string $name): mixed |
| 371 | { |
| 372 | return $this->offsetGet($name); |
| 373 | } |
| 374 | |
| 375 | /** |
| 376 | * Does file exist |
| 377 | * |
| 378 | * @param string $name |
| 379 | * @return bool |
| 380 | */ |
| 381 | public function __isset(string $name): bool |
| 382 | { |
| 383 | return $this->offsetExists($name); |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * Set method |
| 388 | * |
| 389 | * @param string $name |
| 390 | * @param mixed $value |
| 391 | * @throws Exception |
| 392 | * @return void |
| 393 | */ |
| 394 | public function __set(string $name, mixed $value): void |
| 395 | { |
| 396 | $this->offsetSet($name, $value); |
| 397 | } |
| 398 | |
| 399 | /** |
| 400 | * Unset method |
| 401 | * |
| 402 | * @param string $name |
| 403 | * @throws Exception |
| 404 | * @return void |
| 405 | */ |
| 406 | public function __unset(string $name): void |
| 407 | { |
| 408 | $this->offsetUnset($name); |
| 409 | } |
| 410 | |
| 411 | /** |
| 412 | * ArrayAccess offsetExists |
| 413 | * |
| 414 | * @param mixed $offset |
| 415 | * @return bool |
| 416 | */ |
| 417 | public function offsetExists(mixed $offset): bool |
| 418 | { |
| 419 | if (!is_numeric($offset) && in_array($offset, $this->files)) { |
| 420 | $offset = array_search($offset, $this->files); |
| 421 | } |
| 422 | return isset($this->files[$offset]); |
| 423 | } |
| 424 | |
| 425 | /** |
| 426 | * ArrayAccess offsetGet |
| 427 | * |
| 428 | * @param mixed $offset |
| 429 | * @return mixed |
| 430 | */ |
| 431 | public function offsetGet(mixed $offset): mixed |
| 432 | { |
| 433 | return (isset($this->files[$offset])) ? $this->files[$offset] : null; |
| 434 | } |
| 435 | |
| 436 | /** |
| 437 | * ArrayAccess offsetSet |
| 438 | * |
| 439 | * @param mixed $offset |
| 440 | * @param mixed $value |
| 441 | * @throws Exception |
| 442 | * @return void |
| 443 | */ |
| 444 | public function offsetSet(mixed $offset, mixed $value): void |
| 445 | { |
| 446 | throw new Exception('Error: The directory object is read-only'); |
| 447 | } |
| 448 | |
| 449 | /** |
| 450 | * ArrayAccess offsetUnset |
| 451 | * |
| 452 | * @param mixed $offset |
| 453 | * @throws Exception |
| 454 | * @return void |
| 455 | */ |
| 456 | public function offsetUnset(mixed $offset): void |
| 457 | { |
| 458 | if (!is_numeric($offset) && in_array($offset, $this->files)) { |
| 459 | $offset = array_search($offset, $this->files); |
| 460 | } |
| 461 | if (isset($this->files[$offset])) { |
| 462 | if (is_dir($this->path . DIRECTORY_SEPARATOR . $this->files[$offset])) { |
| 463 | throw new Exception("Error: The file '" . $this->path . DIRECTORY_SEPARATOR . $this->files[$offset] . "' is a directory"); |
| 464 | } else if (!file_exists($this->path . DIRECTORY_SEPARATOR . $this->files[$offset])) { |
| 465 | throw new Exception("Error: The file '" . $this->path . DIRECTORY_SEPARATOR . $this->files[$offset] . "' does not exist"); |
| 466 | } else if (!is_writable($this->path . DIRECTORY_SEPARATOR . $this->files[$offset])) { |
| 467 | throw new Exception("Error: The file '" . $this->path . DIRECTORY_SEPARATOR . $this->files[$offset] . "' is read-only"); |
| 468 | } else { |
| 469 | unlink($this->path . DIRECTORY_SEPARATOR . $this->files[$offset]); |
| 470 | unset($this->files[$offset]); |
| 471 | } |
| 472 | } else { |
| 473 | throw new Exception("Error: The file does not exist"); |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | /** |
| 478 | * Traverse the directory |
| 479 | * |
| 480 | * @return void |
| 481 | */ |
| 482 | protected function traverse(): void |
| 483 | { |
| 484 | foreach (new DirectoryIterator($this->path) as $fileInfo) { |
| 485 | if(!$fileInfo->isDot()) { |
| 486 | // If absolute path flag was passed, store the absolute path. |
| 487 | if ($this->absolute) { |
| 488 | $f = null; |
| 489 | if (!$this->filesOnly) { |
| 490 | $f = ($fileInfo->isDir()) ? |
| 491 | ($this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename() . DIRECTORY_SEPARATOR) : |
| 492 | ($this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename()); |
| 493 | } else if (!$fileInfo->isDir()) { |
| 494 | $f = $this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename(); |
| 495 | } |
| 496 | if (($f !== false) && ($f !== null)) { |
| 497 | $this->files[] = $f; |
| 498 | } |
| 499 | // If relative path flag was passed, store the relative path. |
| 500 | } else if ($this->relative) { |
| 501 | $f = null; |
| 502 | if (!$this->filesOnly) { |
| 503 | $f = ($fileInfo->isDir()) ? |
| 504 | ($this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename() . DIRECTORY_SEPARATOR) : |
| 505 | ($this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename()); |
| 506 | } else if (!$fileInfo->isDir()) { |
| 507 | $f = $this->path . DIRECTORY_SEPARATOR . $fileInfo->getFilename(); |
| 508 | } |
| 509 | if (($f !== false) && ($f !== null)) { |
| 510 | $this->files[] = substr($f, (strlen(realpath($this->path)) + 1)); |
| 511 | } |
| 512 | // Else, store only the directory or file name. |
| 513 | } else { |
| 514 | if (!$this->filesOnly) { |
| 515 | $this->files[] = ($fileInfo->isDir()) ? ($fileInfo->getFilename()) : $fileInfo->getFilename(); |
| 516 | } else if (!$fileInfo->isDir()) { |
| 517 | $this->files[] = $fileInfo->getFilename(); |
| 518 | } |
| 519 | } |
| 520 | } |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | /** |
| 525 | * Traverse the directory recursively |
| 526 | * |
| 527 | * @return void |
| 528 | */ |
| 529 | protected function traverseRecursively(): void |
| 530 | { |
| 531 | $objects = new RecursiveIteratorIterator( |
| 532 | new RecursiveDirectoryIterator($this->path), RecursiveIteratorIterator::SELF_FIRST |
| 533 | ); |
| 534 | foreach ($objects as $fileInfo) { |
| 535 | if (($fileInfo->getFilename() != '.') && ($fileInfo->getFilename() != '..')) { |
| 536 | // If absolute path flag was passed, store the absolute path. |
| 537 | if ($this->absolute) { |
| 538 | $f = null; |
| 539 | if (!$this->filesOnly) { |
| 540 | $f = ($fileInfo->isDir()) ? |
| 541 | (realpath($fileInfo->getPathname())) : realpath($fileInfo->getPathname()); |
| 542 | } else if (!$fileInfo->isDir()) { |
| 543 | $f = realpath($fileInfo->getPathname()); |
| 544 | } |
| 545 | if (($f !== false) && ($f !== null)) { |
| 546 | $this->files[] = $f; |
| 547 | } |
| 548 | // If relative path flag was passed, store the relative path. |
| 549 | } else if ($this->relative) { |
| 550 | $f = null; |
| 551 | if (!$this->filesOnly) { |
| 552 | $f = ($fileInfo->isDir()) ? |
| 553 | (realpath($fileInfo->getPathname())) : realpath($fileInfo->getPathname()); |
| 554 | } else if (!$fileInfo->isDir()) { |
| 555 | $f = realpath($fileInfo->getPathname()); |
| 556 | } |
| 557 | if (($f !== false) && ($f !== null)) { |
| 558 | $this->files[] = substr($f, (strlen(realpath($this->path)) + 1)); |
| 559 | } |
| 560 | // Else, store only the directory or file name. |
| 561 | } else { |
| 562 | if (!$this->filesOnly) { |
| 563 | $this->files[] = ($fileInfo->isDir()) ? ($fileInfo->getFilename()) : $fileInfo->getFilename(); |
| 564 | } else if (!$fileInfo->isDir()) { |
| 565 | $this->files[] = $fileInfo->getFilename(); |
| 566 | } |
| 567 | } |
| 568 | } |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | /** |
| 573 | * Build the directory tree |
| 574 | * |
| 575 | * @param DirectoryIterator $it |
| 576 | * @return array |
| 577 | */ |
| 578 | protected function buildTree(DirectoryIterator $it): array |
| 579 | { |
| 580 | $result = []; |
| 581 | |
| 582 | foreach ($it as $key => $child) { |
| 583 | if ($child->isDot()) { |
| 584 | continue; |
| 585 | } |
| 586 | |
| 587 | $name = $child->getBasename(); |
| 588 | |
| 589 | if ($child->isDir()) { |
| 590 | $subDir = new DirectoryIterator($child->getPathname()); |
| 591 | $result[DIRECTORY_SEPARATOR . $name] = $this->buildTree($subDir); |
| 592 | } else { |
| 593 | $result[] = $name; |
| 594 | } |
| 595 | } |
| 596 | |
| 597 | return $result; |
| 598 | } |
| 599 | |
| 600 | } |