| 1 |
<?php |
| 2 |
if (!defined('ABSPATH')) exit; |
| 3 |
if (!class_exists('BVFSWriteCallback')) : |
| 4 |
|
| 5 |
class BVFSWriteCallback extends BVCallbackBase { |
| 6 |
|
| 7 |
const MEGABYTE = 1048576; |
| 8 |
const FS_WRITE_WING_VERSION = 1.1; |
| 9 |
|
| 10 |
public function __construct() { |
| 11 |
} |
| 12 |
|
| 13 |
public function removeFiles($files) { |
| 14 |
$result = array(); |
| 15 |
|
| 16 |
foreach($files as $file) { |
| 17 |
$file_result = array(); |
| 18 |
|
| 19 |
if (file_exists($file)) { |
| 20 |
|
| 21 |
$file_result['status'] = unlink($file); |
| 22 |
if ($file_result['status'] === false) { |
| 23 |
$file_result['error'] = "UNLINK_FAILED"; |
| 24 |
} |
| 25 |
|
| 26 |
} else { |
| 27 |
$file_result['status'] = true; |
| 28 |
$file_result['error'] = "NOT_PRESENT"; |
| 29 |
} |
| 30 |
|
| 31 |
$result[$file] = $file_result; |
| 32 |
} |
| 33 |
|
| 34 |
$result['status'] = true; |
| 35 |
return $result; |
| 36 |
} |
| 37 |
|
| 38 |
public function makeDirs($dirs, $permissions = 0777, $recursive = true) { |
| 39 |
$result = array(); |
| 40 |
|
| 41 |
foreach($dirs as $dir) { |
| 42 |
$dir_result = array(); |
| 43 |
|
| 44 |
if (file_exists($dir)) { |
| 45 |
|
| 46 |
if (is_dir($dir)) { |
| 47 |
$dir_result['status'] = true; |
| 48 |
$dir_result['message'] = "DIR_ALREADY_PRESENT"; |
| 49 |
} else { |
| 50 |
$dir_result['status'] = false; |
| 51 |
$dir_result['error'] = "FILE_PRESENT_IN_PLACE_OF_DIR"; |
| 52 |
} |
| 53 |
|
| 54 |
} else { |
| 55 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_mkdir -- Using mkdir() directly as there is no direct suport for recursion |
| 56 |
$dir_result['status'] = mkdir($dir, $permissions, $recursive); |
| 57 |
if ($dir_result['status'] === false) { |
| 58 |
$dir_result['error'] = "MKDIR_FAILED"; |
| 59 |
} |
| 60 |
|
| 61 |
} |
| 62 |
|
| 63 |
$result[$dir] = $dir_result; |
| 64 |
} |
| 65 |
|
| 66 |
$result['status'] = true; |
| 67 |
return $result; |
| 68 |
} |
| 69 |
|
| 70 |
public function removeDirs($dirs) { |
| 71 |
$result = array(); |
| 72 |
$filesystem = WPCOMHelper::get_direct_filesystem(); |
| 73 |
|
| 74 |
foreach($dirs as $dir) { |
| 75 |
$dir_result = array(); |
| 76 |
|
| 77 |
if ($filesystem->is_dir($dir) && !is_link($dir)) { |
| 78 |
if ($this->isEmptyDir($dir)) { |
| 79 |
$dir_result['status'] = $filesystem->rmdir($dir); |
| 80 |
if ($dir_result['status'] === false) { |
| 81 |
$dir_result['error'] = "RMDIR_FAILED"; |
| 82 |
if (is_wp_error($filesystem->errors) && $filesystem->errors->has_errors()) { |
| 83 |
$dir_result['fs_error'] = $filesystem->errors->get_error_message(); |
| 84 |
} |
| 85 |
} |
| 86 |
} else { |
| 87 |
$dir_result['status'] = false; |
| 88 |
$dir_result['error'] = "NOT_EMPTY"; |
| 89 |
} |
| 90 |
} else { |
| 91 |
$dir_result['status'] = false; |
| 92 |
$dir_result['error'] = "NOT_DIR"; |
| 93 |
} |
| 94 |
|
| 95 |
$result[$dir] = $dir_result; |
| 96 |
} |
| 97 |
|
| 98 |
$result['status'] = true; |
| 99 |
return $result; |
| 100 |
} |
| 101 |
|
| 102 |
public function isEmptyDir($dir) { |
| 103 |
$handle = opendir($dir); |
| 104 |
|
| 105 |
while (false !== ($entry = readdir($handle))) { |
| 106 |
if ($entry != "." && $entry != "..") { |
| 107 |
closedir($handle); |
| 108 |
return false; |
| 109 |
} |
| 110 |
} |
| 111 |
closedir($handle); |
| 112 |
|
| 113 |
return true; |
| 114 |
} |
| 115 |
|
| 116 |
public function doChmod($path_infos) { |
| 117 |
$result = array(); |
| 118 |
$filesystem = WPCOMHelper::get_direct_filesystem(); |
| 119 |
|
| 120 |
foreach($path_infos as $path => $mode) { |
| 121 |
$path_result = array(); |
| 122 |
|
| 123 |
if ($filesystem->exists($path)) { |
| 124 |
$path_result['status'] = $filesystem->chmod($path, $mode); |
| 125 |
if ($path_result['status'] === false) { |
| 126 |
$path_result['error'] = "CHMOD_FAILED"; |
| 127 |
if (is_wp_error($filesystem->errors) && $filesystem->errors->has_errors()) { |
| 128 |
$path_result['fs_error'] = $filesystem->errors->get_error_message(); |
| 129 |
} |
| 130 |
} |
| 131 |
} else { |
| 132 |
$path_result['status'] = false; |
| 133 |
$path_result['error'] = "NOT_FOUND"; |
| 134 |
} |
| 135 |
|
| 136 |
$result[$path] = $path_result; |
| 137 |
} |
| 138 |
|
| 139 |
$result['status'] = true; |
| 140 |
return $result; |
| 141 |
} |
| 142 |
|
| 143 |
// phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 144 |
// phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fread |
| 145 |
// phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fwrite |
| 146 |
// phpcs:disable WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 147 |
public function concatFiles($ifiles, $ofile, $bsize, $offset) { |
| 148 |
if (($offset !== 0) && (!file_exists($ofile))) { |
| 149 |
return array( |
| 150 |
'status' => false, |
| 151 |
'error' => 'OFILE_NOT_FOUND_BEFORE_CONCAT' |
| 152 |
); |
| 153 |
} |
| 154 |
|
| 155 |
if (file_exists($ofile) && ($offset !== 0)) { |
| 156 |
$handle = fopen($ofile, 'rb+'); |
| 157 |
} else { |
| 158 |
$handle = fopen($ofile, 'wb+'); |
| 159 |
} |
| 160 |
|
| 161 |
if ($handle === false) { |
| 162 |
return array( |
| 163 |
'status' => false, |
| 164 |
'error' => 'FOPEN_FAILED' |
| 165 |
); |
| 166 |
} |
| 167 |
|
| 168 |
if ($offset !== 0) { |
| 169 |
if (fseek($handle, $offset, SEEK_SET) === -1) { |
| 170 |
return array( |
| 171 |
'status' => false, |
| 172 |
'error' => 'FSEEK_FAILED' |
| 173 |
); |
| 174 |
} |
| 175 |
} |
| 176 |
|
| 177 |
$total_written = 0; |
| 178 |
foreach($ifiles as $file) { |
| 179 |
$fp = fopen($file, 'rb'); |
| 180 |
if ($fp === false) { |
| 181 |
return array( |
| 182 |
'status' => false, |
| 183 |
'error' => "UNABLE_TO_OPEN_TMP_OFILE_FOR_READING" |
| 184 |
); |
| 185 |
} |
| 186 |
|
| 187 |
while (!feof($fp)) { |
| 188 |
$content = fread($fp, $bsize); |
| 189 |
if ($content === false) { |
| 190 |
return array( |
| 191 |
'status' => false, |
| 192 |
'error' => "UNABLE_TO_READ_INFILE", |
| 193 |
'filename' => $file |
| 194 |
); |
| 195 |
} |
| 196 |
|
| 197 |
$written = fwrite($handle, $content); |
| 198 |
if ($written === false) { |
| 199 |
return array( |
| 200 |
'status' => false, |
| 201 |
'error' => "UNABLE_TO_WRITE_TO_OFILE", |
| 202 |
'filename' => $file |
| 203 |
); |
| 204 |
} |
| 205 |
$total_written += $written; |
| 206 |
} |
| 207 |
|
| 208 |
fclose($fp); |
| 209 |
} |
| 210 |
|
| 211 |
$result = array(); |
| 212 |
$result['fclose'] = fclose($handle); |
| 213 |
|
| 214 |
if (file_exists($ofile) && ($total_written != 0)) { |
| 215 |
$result['status'] = true; |
| 216 |
$result['fsize'] = filesize($ofile); |
| 217 |
$result['total_written'] = $total_written; |
| 218 |
} else { |
| 219 |
$result['status'] = false; |
| 220 |
$result['error'] = 'CONCATINATED_FILE_FAILED'; |
| 221 |
} |
| 222 |
|
| 223 |
return $result; |
| 224 |
} |
| 225 |
// phpcs:enable |
| 226 |
public function renameFiles($path_infos) { |
| 227 |
$result = array(); |
| 228 |
$filesystem = WPCOMHelper::get_direct_filesystem(); |
| 229 |
|
| 230 |
foreach ($path_infos as $oldpath => $newpath) { |
| 231 |
$action_result = array(); |
| 232 |
|
| 233 |
if ($filesystem->exists($oldpath)) { |
| 234 |
$action_result['status'] = $filesystem->move($oldpath, $newpath, true); |
| 235 |
if ($action_result['status'] === false) { |
| 236 |
$action_result['error'] = "RENAME_FAILED"; |
| 237 |
if (is_wp_error($filesystem->errors) && $filesystem->errors->has_errors()) { |
| 238 |
$action_result['fs_error'] = $filesystem->errors->get_error_message(); |
| 239 |
} |
| 240 |
} |
| 241 |
} else { |
| 242 |
$action_result['status'] = false; |
| 243 |
$action_result['error'] = "NOT_FOUND"; |
| 244 |
} |
| 245 |
|
| 246 |
$result[$oldpath] = $action_result; |
| 247 |
} |
| 248 |
|
| 249 |
$result['status'] = true; |
| 250 |
return $result; |
| 251 |
} |
| 252 |
|
| 253 |
public function curlFile($ifile_url, $ofile, $timeout) { |
| 254 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 255 |
$fp = fopen($ofile, "wb+"); |
| 256 |
if ($fp === false) { |
| 257 |
return array( |
| 258 |
'error' => 'FOPEN_FAILED_FOR_TEMP_OFILE' |
| 259 |
); |
| 260 |
} |
| 261 |
|
| 262 |
$result = array(); |
| 263 |
|
| 264 |
// phpcs:disable WordPress.WP.AlternativeFunctions.curl_curl_init, WordPress.WP.AlternativeFunctions.curl_curl_exec, WordPress.WP.AlternativeFunctions.curl_curl_setopt, WordPress.WP.AlternativeFunctions.curl_curl_close, WordPress.WP.AlternativeFunctions.curl_curl_error, WordPress.WP.AlternativeFunctions.curl_curl_errno |
| 265 |
$ch = curl_init($ifile_url); |
| 266 |
curl_setopt($ch, CURLOPT_TIMEOUT, $timeout); |
| 267 |
curl_setopt($ch, CURLOPT_HEADER, 0); |
| 268 |
curl_setopt($ch, CURLOPT_FILE, $fp); |
| 269 |
|
| 270 |
if (!curl_exec($ch)) { |
| 271 |
$result['error'] = curl_error($ch); |
| 272 |
$result['errorno'] = curl_errno($ch); |
| 273 |
} |
| 274 |
|
| 275 |
curl_close($ch); |
| 276 |
|
| 277 |
// phpcs:enable WordPress.WP.AlternativeFunctions.curl_curl_init, WordPress.WP.AlternativeFunctions.curl_curl_exec, WordPress.WP.AlternativeFunctions.curl_curl_setopt, WordPress.WP.AlternativeFunctions.curl_curl_close, WordPress.WP.AlternativeFunctions.curl_curl_error, WordPress.WP.AlternativeFunctions.curl_curl_errno |
| 278 |
|
| 279 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 280 |
fclose($fp); |
| 281 |
|
| 282 |
|
| 283 |
return $result; |
| 284 |
} |
| 285 |
|
| 286 |
public function streamCopyFile($ifile_url, $ofile) { |
| 287 |
$result = array(); |
| 288 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 289 |
$handle = fopen($ifile_url, "rb"); |
| 290 |
|
| 291 |
if ($handle === false) { |
| 292 |
return array( |
| 293 |
'error' => "UNABLE_TO_OPEN_REMOTE_FILE_STREAM" |
| 294 |
); |
| 295 |
} |
| 296 |
|
| 297 |
// phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 298 |
$fp = fopen($ofile, "wb+"); |
| 299 |
if ($fp === false) { |
| 300 |
fclose($handle); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 301 |
|
| 302 |
return array( |
| 303 |
'error' => 'FOPEN_FAILED_FOR_OFILE' |
| 304 |
); |
| 305 |
} |
| 306 |
|
| 307 |
if (stream_copy_to_stream($handle, $fp) === false) { |
| 308 |
$result['error'] = "UNABLE_TO_WRITE_TO_TMP_OFILE"; |
| 309 |
} |
| 310 |
|
| 311 |
fclose($handle); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 312 |
fclose($fp); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 313 |
|
| 314 |
return $result; |
| 315 |
} |
| 316 |
|
| 317 |
public function writeContentToFile($content, $ofile) { |
| 318 |
$result = array(); |
| 319 |
$filesystem = WPCOMHelper::get_direct_filesystem(); |
| 320 |
|
| 321 |
if ($filesystem->put_contents($ofile, $content) === false) { |
| 322 |
$result['error'] = 'UNABLE_TO_WRITE_TO_TMP_OFILE'; |
| 323 |
|
| 324 |
if (is_wp_error($filesystem->errors) && $filesystem->errors->has_errors()) { |
| 325 |
$result['fs_error'] = $filesystem->errors->get_error_message(); |
| 326 |
} |
| 327 |
} |
| 328 |
|
| 329 |
return $result; |
| 330 |
} |
| 331 |
|
| 332 |
public function moveUploadedFile($ofile) { |
| 333 |
$result = array(); |
| 334 |
|
| 335 |
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.NonceVerification.Missing |
| 336 |
if (isset($_FILES['myfile'])) { |
| 337 |
// phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.NonceVerification.Missing -- tmp_name is a path and nonce is ignored here |
| 338 |
$myfile = $_FILES['myfile']; |
| 339 |
$is_upload_ok = false; |
| 340 |
|
| 341 |
switch ($myfile['error']) { |
| 342 |
case UPLOAD_ERR_OK: |
| 343 |
$is_upload_ok = true; |
| 344 |
break; |
| 345 |
case UPLOAD_ERR_NO_FILE: |
| 346 |
$result['error'] = "UPLOADERR_NO_FILE"; |
| 347 |
break; |
| 348 |
case UPLOAD_ERR_INI_SIZE: |
| 349 |
case UPLOAD_ERR_FORM_SIZE: |
| 350 |
$result['error'] = "UPLOADERR_FORM_SIZE"; |
| 351 |
break; |
| 352 |
default: |
| 353 |
$result['error'] = "UPLOAD_ERR_UNKNOWN"; |
| 354 |
} |
| 355 |
|
| 356 |
if ($is_upload_ok && !isset($myfile['tmp_name'])) { |
| 357 |
$result['error'] = "MYFILE_TMP_NAME_NOT_FOUND"; |
| 358 |
$is_upload_ok = false; |
| 359 |
} |
| 360 |
|
| 361 |
if ($is_upload_ok) { |
| 362 |
if (move_uploaded_file($myfile['tmp_name'], $ofile) === false) { |
| 363 |
$result['error'] = 'MOVE_UPLOAD_FILE_FAILED'; |
| 364 |
} |
| 365 |
} |
| 366 |
|
| 367 |
} else { |
| 368 |
$result['error'] = "FILE_NOT_PRESENT_IN_FILES"; |
| 369 |
} |
| 370 |
|
| 371 |
return $result; |
| 372 |
} |
| 373 |
|
| 374 |
|
| 375 |
public function uploadFile($params) { |
| 376 |
$resp = array(); |
| 377 |
$ofile = $params['ofile']; |
| 378 |
|
| 379 |
switch($params['protocol']) { |
| 380 |
case "curl": |
| 381 |
$timeout = isset($params['timeout']) ? $params['timeout'] : 60; |
| 382 |
$ifile_url = isset($params['ifileurl']) ? $params['ifileurl'] : null; |
| 383 |
|
| 384 |
$resp = $this->curlFile($ifile_url, $ofile, $timeout); |
| 385 |
break; |
| 386 |
case "streamcopy": |
| 387 |
$ifile_url = isset($params['ifileurl']) ? $params['ifileurl'] : null; |
| 388 |
|
| 389 |
$resp = $this->streamCopyFile($ifile_url, $ofile); |
| 390 |
break; |
| 391 |
case "httpcontenttransfer": |
| 392 |
$resp = $this->writeContentToFile($params['content'], $ofile); |
| 393 |
break; |
| 394 |
case "httpfiletransfer": |
| 395 |
$resp = $this->moveUploadedFile($ofile); |
| 396 |
break; |
| 397 |
default: |
| 398 |
$resp['error'] = "INVALID_PROTOCOL"; |
| 399 |
} |
| 400 |
|
| 401 |
if (isset($resp['error'])) { |
| 402 |
$resp['status'] = false; |
| 403 |
} else { |
| 404 |
|
| 405 |
if (file_exists($ofile)) { |
| 406 |
$resp['status'] = true; |
| 407 |
$resp['fsize'] = filesize($ofile); |
| 408 |
} else { |
| 409 |
$resp['status'] = false; |
| 410 |
$resp['error'] = "OFILE_NOT_FOUND"; |
| 411 |
} |
| 412 |
|
| 413 |
} |
| 414 |
|
| 415 |
return $resp; |
| 416 |
} |
| 417 |
|
| 418 |
public function process($request) { |
| 419 |
$params = $request->params; |
| 420 |
|
| 421 |
switch ($request->method) { |
| 422 |
case "rmfle": |
| 423 |
$resp = $this->removeFiles($params['files']); |
| 424 |
break; |
| 425 |
case "chmd": |
| 426 |
$resp = $this->doChmod($params['pathinfos']); |
| 427 |
break; |
| 428 |
case "mkdr": |
| 429 |
$resp = $this->makeDirs($params['dirs'], $params['permissions'], $params['recursive']); |
| 430 |
break; |
| 431 |
case "rmdr": |
| 432 |
$resp = $this->removeDirs($params['dirs']); |
| 433 |
break; |
| 434 |
case "renmefle": |
| 435 |
$resp = $this->renameFiles($params['pathinfos']); |
| 436 |
break; |
| 437 |
case "wrtfle": |
| 438 |
$resp = $this->uploadFile($params); |
| 439 |
break; |
| 440 |
case "cncatfls": |
| 441 |
$bsize = (isset($params['bsize'])) ? $params['bsize'] : (8 * BVFSWriteCallback::MEGABYTE); |
| 442 |
$offset = (isset($params['offset'])) ? $params['offset'] : 0; |
| 443 |
$resp = $this->concatFiles($params['infiles'], $params['ofile'], $bsize, $offset); |
| 444 |
break; |
| 445 |
default: |
| 446 |
$resp = false; |
| 447 |
} |
| 448 |
|
| 449 |
return $resp; |
| 450 |
} |
| 451 |
} |
| 452 |
endif; |
