| 1 |
<?php |
| 2 |
/** |
| 3 |
* Base file class. |
| 4 |
* |
| 5 |
* @package Calotes\Base |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace Calotes\Base; |
| 9 |
|
| 10 |
use FilesystemIterator; |
| 11 |
use RecursiveIteratorIterator; |
| 12 |
use RecursiveDirectoryIterator; |
| 13 |
use RecursiveCallbackFilterIterator; |
| 14 |
|
| 15 |
/** |
| 16 |
* Represents a file object and provides methods for retrieving directory tree. |
| 17 |
*/ |
| 18 |
class File { |
| 19 |
|
| 20 |
public const ENGINE_SPL = 'spl', ENGINE_SCANDIR = 'scan_dir', ENGINE_OPENDIR = 'open_dir'; |
| 21 |
|
| 22 |
/** |
| 23 |
* Engine use to create a dir tree. |
| 24 |
* |
| 25 |
* @var string |
| 26 |
*/ |
| 27 |
public $engine = ''; |
| 28 |
|
| 29 |
/** |
| 30 |
* Absolute path to a folder need to create a dir tree. |
| 31 |
* |
| 32 |
* @var string |
| 33 |
*/ |
| 34 |
public $path = ''; |
| 35 |
|
| 36 |
/** |
| 37 |
* Is the result including file? |
| 38 |
* |
| 39 |
* @var bool |
| 40 |
*/ |
| 41 |
public $include_file = true; |
| 42 |
|
| 43 |
/** |
| 44 |
* Is the result include dir? |
| 45 |
* |
| 46 |
* @var bool |
| 47 |
*/ |
| 48 |
public $include_dir = true; |
| 49 |
|
| 50 |
/** |
| 51 |
* Whether to include hidden files/directories. |
| 52 |
* |
| 53 |
* @var bool |
| 54 |
*/ |
| 55 |
public $include_hidden = false; |
| 56 |
|
| 57 |
/** |
| 58 |
* This is where to define the rules for exclude files out of the result: |
| 59 |
* 'ext'=>array('jpg','gif') file extension you don't want to appear in the result, |
| 60 |
* 'path'=>array('/tmp/file1.txt','/tmp/file2') absolute path to files, |
| 61 |
* 'dir'=>array('/tmp/','/dir/') absolute path to the directory you don't want to include files, |
| 62 |
* 'filename'=>array('abc*') file name you don't want to include, can be regex. |
| 63 |
* |
| 64 |
* @var array |
| 65 |
*/ |
| 66 |
public $exclude = array(); |
| 67 |
|
| 68 |
/** |
| 69 |
* This is where to define the rules for include files: |
| 70 |
* 'ext'=>array('jpg','gif') file extension you don't want to appear in the result, |
| 71 |
* 'path'=>array('/tmp/file1.txt','/tmp/file2') absolute path to files, |
| 72 |
* 'dir'=>array('/tmp/','/dir/') absolute path to the directory you don't want to include files, |
| 73 |
* 'filename'=>array('abc*') file name you don't want to include, can be regex. |
| 74 |
* Please note that if $include is provided, the $exclude will get ignored. |
| 75 |
* |
| 76 |
* @var array |
| 77 |
*/ |
| 78 |
public $include = array(); |
| 79 |
|
| 80 |
/** |
| 81 |
* Does this search recursive? |
| 82 |
* |
| 83 |
* @var bool |
| 84 |
*/ |
| 85 |
public $is_recursive = true; |
| 86 |
|
| 87 |
/** |
| 88 |
* If provided, only search file smaller than this. |
| 89 |
* |
| 90 |
* @var bool |
| 91 |
*/ |
| 92 |
public $max_filesize = false; |
| 93 |
|
| 94 |
/** |
| 95 |
* Constructor for the File class. |
| 96 |
* |
| 97 |
* @param string $path The path to the directory. |
| 98 |
* @param bool $include_file Whether to include files in the directory. |
| 99 |
* @param bool $include_dir Whether to include directories in the directory. |
| 100 |
* @param array $include_rules The rules for including files/directories. |
| 101 |
* @param array $exclude_rules The rules for excluding files/directories. |
| 102 |
* @param bool $is_recursive Whether to recursively search the directory. |
| 103 |
* @param bool $include_hidden Whether to include hidden files/directories. |
| 104 |
* @param bool $max_filesize The maximum filesize to include. |
| 105 |
*/ |
| 106 |
public function __construct( |
| 107 |
$path, |
| 108 |
$include_file = true, |
| 109 |
$include_dir = false, |
| 110 |
$include_rules = array(), |
| 111 |
$exclude_rules = array(), |
| 112 |
$is_recursive = true, |
| 113 |
$include_hidden = false, |
| 114 |
$max_filesize = false |
| 115 |
) { |
| 116 |
$this->path = $path; |
| 117 |
$this->include_file = $include_file; |
| 118 |
$this->include_dir = $include_dir; |
| 119 |
$this->include = $include_rules; |
| 120 |
$this->exclude = $exclude_rules; |
| 121 |
$this->is_recursive = $is_recursive; |
| 122 |
$this->engine = self::ENGINE_SCANDIR; |
| 123 |
$this->include_hidden = $include_hidden; |
| 124 |
$this->max_filesize = $max_filesize; |
| 125 |
} |
| 126 |
|
| 127 |
/** |
| 128 |
* Retrieves the directory tree based on the specified engine. |
| 129 |
* |
| 130 |
* @return array The directory tree. |
| 131 |
*/ |
| 132 |
public function get_dir_tree() { |
| 133 |
$result = array(); |
| 134 |
if ( ! is_dir( $this->path ) ) { |
| 135 |
return $result; |
| 136 |
} |
| 137 |
|
| 138 |
if ( self::ENGINE_SPL === $this->engine ) { |
| 139 |
$result = $this->get_dir_tree_by_spl(); |
| 140 |
} elseif ( self::ENGINE_SCANDIR === $this->engine ) { |
| 141 |
$result = $this->get_dir_tree_by_scandir(); |
| 142 |
} elseif ( self::ENGINE_OPENDIR === $this->engine ) { |
| 143 |
$result = $this->get_dir_tree_by_open_dir(); |
| 144 |
} |
| 145 |
|
| 146 |
return $result; |
| 147 |
} |
| 148 |
|
| 149 |
/** |
| 150 |
* Create a dir tree by SPL library. |
| 151 |
* |
| 152 |
* @return array |
| 153 |
*/ |
| 154 |
private function get_dir_tree_by_spl() { |
| 155 |
$path = $this->path; |
| 156 |
$data = array(); |
| 157 |
if ( $this->is_recursive ) { |
| 158 |
$directory_flag = FilesystemIterator::KEY_AS_PATHNAME | FilesystemIterator::CURRENT_AS_FILEINFO |
| 159 |
| FilesystemIterator::UNIX_PATHS | FilesystemIterator::SKIP_DOTS; |
| 160 |
$directory = new RecursiveDirectoryIterator( $path, $directory_flag ); |
| 161 |
|
| 162 |
if ( array() !== $this->include || array() !== $this->exclude ) { |
| 163 |
$directory = new RecursiveCallbackFilterIterator( |
| 164 |
$directory, |
| 165 |
array( |
| 166 |
&$this, |
| 167 |
'filter_directory', |
| 168 |
) |
| 169 |
); |
| 170 |
} |
| 171 |
$tree = new RecursiveIteratorIterator( $directory, RecursiveIteratorIterator::SELF_FIRST ); |
| 172 |
if ( true !== $this->is_recursive ) { |
| 173 |
$tree->setMaxDepth( $this->is_recursive ); |
| 174 |
} |
| 175 |
} else { |
| 176 |
$tree = new FilesystemIterator( $path ); |
| 177 |
} |
| 178 |
|
| 179 |
foreach ( $tree as $file ) { |
| 180 |
$real_path = $file->getRealPath(); |
| 181 |
|
| 182 |
$is_hidden = explode( DIRECTORY_SEPARATOR . '.', $real_path ); |
| 183 |
if ( count( $is_hidden ) > 1 && false === $this->include_hidden ) { |
| 184 |
continue; |
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} |
| 186 |
if ( false === $this->is_recursive ) { |
| 187 |
// Have to filter this, for un recursive. |
| 188 |
if ( array() !== $this->include || array() !== $this->exclude ) { |
| 189 |
if ( false === $this->filter_directory( $real_path ) ) { |
| 190 |
continue; |
| 191 |
} |
| 192 |
} |
| 193 |
} |
| 194 |
|
| 195 |
if ( false === $this->include_file && $file->isFile() ) { |
| 196 |
continue; |
| 197 |
} |
| 198 |
|
| 199 |
if ( false === $this->include_dir && $file->isDir() ) { |
| 200 |
continue; |
| 201 |
} |
| 202 |
|
| 203 |
if ( $file->isFile() && is_numeric( $this->max_filesize ) ) { |
| 204 |
// Convert max to bytes. |
| 205 |
$max_size = $this->max_filesize * ( pow( 1024, 2 ) ); |
| 206 |
if ( $file->getSize() > $max_size ) { |
| 207 |
continue; |
| 208 |
} |
| 209 |
} |
| 210 |
|
| 211 |
$data[] = $real_path; |
| 212 |
} |
| 213 |
|
| 214 |
return $data; |
| 215 |
} |
| 216 |
|
| 217 |
/** |
| 218 |
* Retrieves the directory tree using the scandir() function. |
| 219 |
* |
| 220 |
* @param string|null $path The path of the directory to retrieve the tree from. If null, it uses the path |
| 221 |
* property of the object. |
| 222 |
* |
| 223 |
* @return array The array containing the directory tree. |
| 224 |
*/ |
| 225 |
private function get_dir_tree_by_scandir( $path = null ) { |
| 226 |
if ( is_null( $path ) ) { |
| 227 |
$path = $this->path; |
| 228 |
} |
| 229 |
$path = rtrim( $path, DIRECTORY_SEPARATOR ) . DIRECTORY_SEPARATOR; |
| 230 |
$rfiles = scandir( $path ); |
| 231 |
$data = array(); |
| 232 |
|
| 233 |
foreach ( $rfiles as $rfile ) { |
| 234 |
if ( '.' === $rfile || '..' === $rfile ) { |
| 235 |
continue; |
| 236 |
} |
| 237 |
if ( '.' === substr( pathinfo( $rfile, PATHINFO_BASENAME ), 0, 1 ) |
| 238 |
&& false === $this->include_hidden ) { |
| 239 |
// Hidden files, move on. |
| 240 |
continue; |
| 241 |
} |
| 242 |
|
| 243 |
$real_path = $path . $rfile; |
| 244 |
|
| 245 |
$type = filetype( $real_path ); |
| 246 |
if ( 'dir' === $type ) { |
| 247 |
$real_path .= DIRECTORY_SEPARATOR; |
| 248 |
} |
| 249 |
|
| 250 |
if ( ( array() !== $this->include || array() !== $this->exclude ) && ( false === $this->filter_directory( |
| 251 |
$real_path, |
| 252 |
$type |
| 253 |
) ) ) { |
| 254 |
continue; |
| 255 |
} |
| 256 |
|
| 257 |
if ( 'file' === $type && true === $this->include_file ) { |
| 258 |
if ( is_numeric( $this->max_filesize ) ) { |
| 259 |
$max_size = $this->max_filesize * ( pow( 1024, 2 ) ); |
| 260 |
if ( filesize( $real_path ) > $max_size ) { |
| 261 |
continue; |
| 262 |
} else { |
| 263 |
$data[] = $real_path; |
| 264 |
} |
| 265 |
} else { |
| 266 |
$data[] = $real_path; |
| 267 |
} |
| 268 |
} |
| 269 |
|
| 270 |
if ( 'dir' === $type ) { |
| 271 |
if ( $this->include_dir ) { |
| 272 |
$data[] = $real_path; |
| 273 |
} |
| 274 |
if ( $this->is_recursive ) { |
| 275 |
$tdata = $this->get_dir_tree_by_scandir( $real_path ); |
| 276 |
$data = array_merge( $data, $tdata ); |
| 277 |
} |
| 278 |
} |
| 279 |
} |
| 280 |
|
| 281 |
return $data; |
| 282 |
} |
| 283 |
|
| 284 |
/** |
| 285 |
* Query files on path using opendir(). |
| 286 |
* |
| 287 |
* @param mixed $path The path of the directory to retrieve the tree from. |
| 288 |
* |
| 289 |
* @return array |
| 290 |
* @since 1.0.5 |
| 291 |
*/ |
| 292 |
private function get_dir_tree_by_open_dir( $path = null ): array { |
| 293 |
if ( is_null( $path ) ) { |
| 294 |
$path = $this->path; |
| 295 |
} |
| 296 |
$path = rtrim( $path, DIRECTORY_SEPARATOR ) . DIRECTORY_SEPARATOR; |
| 297 |
$data = array(); |
| 298 |
$dh = opendir( $path ); |
| 299 |
if ( $dh ) { |
| 300 |
$file = readdir( $dh ); |
| 301 |
while ( false !== $file ) { |
| 302 |
if ( '.' === $file || '..' === $file ) { |
| 303 |
continue; |
| 304 |
} |
| 305 |
$real_path = $path . $file; |
| 306 |
if ( '.' === substr( pathinfo( $real_path, PATHINFO_BASENAME ), 0, 1 ) ) { |
| 307 |
// Hidden files, move on. |
| 308 |
continue; |
| 309 |
} |
| 310 |
|
| 311 |
if ( ( array() !== $this->include || array() !== $this->exclude ) && ( false === $this->filter_directory( $real_path ) ) ) { |
| 312 |
continue; |
| 313 |
} |
| 314 |
|
| 315 |
$type = filetype( $real_path ); |
| 316 |
|
| 317 |
if ( 'file' === $type && true === $this->include_file ) { |
| 318 |
if ( is_numeric( $this->max_filesize ) ) { |
| 319 |
$max_size = $this->max_filesize * ( pow( 1024, 2 ) ); |
| 320 |
if ( filesize( $real_path ) > $max_size ) { |
| 321 |
continue; |
| 322 |
} else { |
| 323 |
$data[] = $real_path; |
| 324 |
} |
| 325 |
} else { |
| 326 |
$data[] = $real_path; |
| 327 |
} |
| 328 |
} |
| 329 |
|
| 330 |
if ( 'dir' === $type ) { |
| 331 |
if ( $this->include_dir ) { |
| 332 |
$data[] = $real_path; |
| 333 |
} |
| 334 |
if ( $this->is_recursive ) { |
| 335 |
$tdata = $this->get_dir_tree_by_open_dir( $real_path ); |
| 336 |
$data = array_merge( $data, $tdata ); |
| 337 |
} |
| 338 |
} |
| 339 |
$file = readdir( $dh ); |
| 340 |
} |
| 341 |
closedir( $dh ); |
| 342 |
} |
| 343 |
|
| 344 |
return $data; |
| 345 |
} |
| 346 |
|
| 347 |
/** |
| 348 |
* Filter for recursive directory tree. |
| 349 |
* |
| 350 |
* @param mixed $current The path of the directory. |
| 351 |
* @param mixed $filetype The type of the file. |
| 352 |
* |
| 353 |
* @return bool|void |
| 354 |
*/ |
| 355 |
public function filter_directory( $current, $filetype = null ) { |
| 356 |
if ( array() !== $this->include ) { |
| 357 |
return $this->filter_include( $current, $filetype ); |
| 358 |
} elseif ( array() !== $this->exclude ) { |
| 359 |
return $this->filter_exclude( $current, $filetype ); |
| 360 |
} |
| 361 |
} |
| 362 |
|
| 363 |
/** |
| 364 |
* Filter directories based on inclusion rules. |
| 365 |
* |
| 366 |
* @param string $path The path of the directory to be filtered. |
| 367 |
* @param string|null $filetype The type of the file to be filtered. Default is null. |
| 368 |
* |
| 369 |
* @return bool Returns true if the directory passes the inclusion rules, false otherwise. |
| 370 |
*/ |
| 371 |
private function filter_include( $path, $filetype = null ) { |
| 372 |
$include = $this->include; |
| 373 |
$exclude = $this->exclude; |
| 374 |
$applied = 0; |
| 375 |
$dir_include = isset( $include['dir'] ) ? $include['dir'] : array(); |
| 376 |
$dir_exclude = isset( $exclude['dir'] ) ? $exclude['dir'] : array(); |
| 377 |
|
| 378 |
if ( ! is_null( $filetype ) ) { |
| 379 |
$type = $filetype; |
| 380 |
} else { |
| 381 |
$type = filetype( $path ); |
| 382 |
} |
| 383 |
|
| 384 |
if ( is_array( $dir_include ) && count( $dir_include ) ) { |
| 385 |
if ( is_array( $dir_exclude ) ) { |
| 386 |
foreach ( $dir_exclude as $dir ) { |
| 387 |
if ( 0 === strpos( $path, $dir ) ) { |
| 388 |
// Exclude matched, we won't list this. Move to next loop. |
| 389 |
continue; |
| 390 |
} |
| 391 |
} |
| 392 |
} |
| 393 |
|
| 394 |
foreach ( $dir_include as $dir ) { |
| 395 |
if ( 0 === strpos( $path, $dir ) ) { |
| 396 |
return true; |
| 397 |
} |
| 398 |
} |
| 399 |
++$applied; |
| 400 |
} |
| 401 |
|
| 402 |
// Next extension. |
| 403 |
$ext_include = isset( $include['ext'] ) ? $include['ext'] : array(); |
| 404 |
|
| 405 |
if ( is_array( $ext_include ) && count( $ext_include ) && 'file' === $type ) { |
| 406 |
// We use foreach() and strcasecmp() instead of regex cause it faster. |
| 407 |
foreach ( $ext_include as $ext ) { |
| 408 |
if ( strcasecmp( pathinfo( $path, PATHINFO_EXTENSION ), $ext ) === 0 ) { |
| 409 |
// Match. |
| 410 |
return true; |
| 411 |
} |
| 412 |
} |
| 413 |
++$applied; |
| 414 |
} |
| 415 |
|
| 416 |
// Now filename. |
| 417 |
$filename_include = isset( $include['filename'] ) ? $include['filename'] : array(); |
| 418 |
if ( is_array( $filename_include ) && count( $filename_include ) && 'file' === $type ) { |
| 419 |
foreach ( $filename_include as $filename ) { |
| 420 |
$pattern = '/' . preg_quote( $filename, '/' ) . '/'; |
| 421 |
if ( preg_match( $pattern, pathinfo( $path, PATHINFO_BASENAME ) ) ) { |
| 422 |
return true; |
| 423 |
} |
| 424 |
} |
| 425 |
++$applied; |
| 426 |
} |
| 427 |
|
| 428 |
// Now abs path. |
| 429 |
$path_include = isset( $include['path'] ) ? $include['path'] : array(); |
| 430 |
if ( is_array( $path_include ) && count( $path_include ) && 'file' === $type ) { |
| 431 |
foreach ( $path_include as $p ) { |
| 432 |
if ( strcmp( $p, $path ) === 0 ) { |
| 433 |
return true; |
| 434 |
} |
| 435 |
} |
| 436 |
++$applied; |
| 437 |
} |
| 438 |
|
| 439 |
if ( 0 === $applied ) { |
| 440 |
return true; |
| 441 |
} |
| 442 |
|
| 443 |
return false; |
| 444 |
} |
| 445 |
|
| 446 |
/** |
| 447 |
* Filter out excluded files or directories based on different criteria. |
| 448 |
* |
| 449 |
* @param string $path The path of the file or directory to be checked. |
| 450 |
* @param string|null $filetype The type of the file or directory. If null, it will be determined using the |
| 451 |
* `filetype` function. |
| 452 |
* |
| 453 |
* @return bool Returns true if the file or directory should be included, false otherwise. |
| 454 |
*/ |
| 455 |
private function filter_exclude( $path, $filetype = null ): bool { |
| 456 |
$exclude = $this->exclude; |
| 457 |
// First filer dir, or file inside dir. |
| 458 |
if ( ! is_null( $filetype ) ) { |
| 459 |
$type = $filetype; |
| 460 |
} else { |
| 461 |
$type = filetype( $path ); |
| 462 |
} |
| 463 |
$dir_exclude = isset( $exclude['dir'] ) ? $exclude['dir'] : array(); |
| 464 |
if ( is_array( $dir_exclude ) && count( $dir_exclude ) ) { |
| 465 |
foreach ( $dir_exclude as $dir ) { |
| 466 |
if ( strpos( $path, $dir ) === 0 ) { |
| 467 |
return false; |
| 468 |
} |
| 469 |
} |
| 470 |
} |
| 471 |
|
| 472 |
// Next extension. |
| 473 |
$ext_exclude = isset( $exclude['ext'] ) ? $exclude['ext'] : array(); |
| 474 |
if ( is_array( $ext_exclude ) && count( $ext_exclude ) && 'file' === $type ) { |
| 475 |
// We use foreach() and strcasecmp() instead of regex cause it faster. |
| 476 |
foreach ( $ext_exclude as $ext ) { |
| 477 |
if ( strcasecmp( pathinfo( $path, PATHINFO_EXTENSION ), $ext ) === 0 ) { |
| 478 |
// Match. |
| 479 |
return false; |
| 480 |
} |
| 481 |
} |
| 482 |
} |
| 483 |
// Now filename. |
| 484 |
$filename_exclude = isset( $exclude['filename'] ) ? $exclude['filename'] : array(); |
| 485 |
if ( is_array( $filename_exclude ) && count( $filename_exclude ) && 'file' === $type ) { |
| 486 |
foreach ( $filename_exclude as $filename ) { |
| 487 |
if ( preg_match( '/' . $filename . '/', pathinfo( $path, PATHINFO_BASENAME ) ) ) { |
| 488 |
return false; |
| 489 |
} |
| 490 |
} |
| 491 |
} |
| 492 |
|
| 493 |
// Now abs path. |
| 494 |
$path_exclude = isset( $exclude['path'] ) ? $exclude['path'] : array(); |
| 495 |
if ( is_array( $path_exclude ) && count( $path_exclude ) && 'file' === $type ) { |
| 496 |
foreach ( $path_exclude as $p ) { |
| 497 |
if ( strcmp( $p, $path ) === 0 ) { |
| 498 |
return false; |
| 499 |
} |
| 500 |
} |
| 501 |
} |
| 502 |
|
| 503 |
return true; |
| 504 |
} |
| 505 |
} |
| 506 |
|
