| 1 |
<?php |
| 2 |
/** |
| 3 |
* Docket Cache. |
| 4 |
* |
| 5 |
* @author Nawawi Jamili |
| 6 |
* @license MIT |
| 7 |
* |
| 8 |
* @see https://github.com/nawawi/docket-cache |
| 9 |
*/ |
| 10 |
|
| 11 |
namespace Nawawi\DocketCache; |
| 12 |
|
| 13 |
\defined('ABSPATH') || exit; |
| 14 |
|
| 15 |
use Nawawi\DocketCache\Exporter\VarExporter; |
| 16 |
|
| 17 |
class Filesystem |
| 18 |
{ |
| 19 |
/** |
| 20 |
* is_docketcachedir. |
| 21 |
*/ |
| 22 |
public function is_docketcachedir($path) |
| 23 |
{ |
| 24 |
static $cached = []; |
| 25 |
|
| 26 |
if (!empty($cached[$path])) { |
| 27 |
return true; |
| 28 |
} |
| 29 |
|
| 30 |
$name = 'docket-cache'; |
| 31 |
$ok = false; |
| 32 |
|
| 33 |
$dir = nwdcx_normalizepath($path); |
| 34 |
|
| 35 |
if (false === strpos($dir.'/', '/'.$name.'/')) { |
| 36 |
return $ok; |
| 37 |
} |
| 38 |
|
| 39 |
$dir = array_reverse(explode('/', trim($dir, '/'))); |
| 40 |
|
| 41 |
// 28042022: new cache directory. |
| 42 |
// depth = 3: cache/docket-cache/93/b2/8a/ |
| 43 |
// depth = 4: cache/docket-cache/network-1/93/b2/8a/ |
| 44 |
$maxdepth = 4; |
| 45 |
foreach ($dir as $n => $c) { |
| 46 |
if ($n <= $maxdepth && 0 === strcmp($name, $c)) { |
| 47 |
$ok = true; |
| 48 |
$cached[$path] = 1; |
| 49 |
break; |
| 50 |
} |
| 51 |
} |
| 52 |
|
| 53 |
return $ok; |
| 54 |
} |
| 55 |
|
| 56 |
/** |
| 57 |
* is_docketcachefile. |
| 58 |
*/ |
| 59 |
public function is_docketcachefile($file) |
| 60 |
{ |
| 61 |
static $cached = []; |
| 62 |
|
| 63 |
if (!empty($cached[$file])) { |
| 64 |
return true; |
| 65 |
} |
| 66 |
|
| 67 |
if (false !== strpos($file, '/docket-cache/') && @preg_match('@^([a-z0-9]{12})\-([a-z0-9]{12})\.php$@', basename($file))) { |
| 68 |
$cached[$file] = 1; |
| 69 |
|
| 70 |
return true; |
| 71 |
} |
| 72 |
|
| 73 |
return false; |
| 74 |
} |
| 75 |
|
| 76 |
/** |
| 77 |
* is_docketcachegroup. |
| 78 |
*/ |
| 79 |
public function is_docketcachegroup($group, $key = '') |
| 80 |
{ |
| 81 |
return 'docketcache' === substr($group, 0, 11) || !empty($key) && 'docketcache' === substr($key, 0, 11); |
| 82 |
} |
| 83 |
|
| 84 |
/** |
| 85 |
* is_transient. |
| 86 |
*/ |
| 87 |
public function is_transient($group) |
| 88 |
{ |
| 89 |
if (\is_array($group)) { |
| 90 |
return \in_array($group, ['transient', 'site-transient']); |
| 91 |
} |
| 92 |
|
| 93 |
return 'transient' === $group || 'site-transient' === $group; |
| 94 |
} |
| 95 |
|
| 96 |
/** |
| 97 |
* is_wp_options. |
| 98 |
*/ |
| 99 |
public function is_wp_options($group) |
| 100 |
{ |
| 101 |
if (\is_array($group)) { |
| 102 |
return \in_array($group, ['options', 'site-options']); |
| 103 |
} |
| 104 |
|
| 105 |
return 'options' === $group || 'site-options' === $group; |
| 106 |
} |
| 107 |
|
| 108 |
/** |
| 109 |
* is_wp_cache_group_queries. |
| 110 |
*/ |
| 111 |
public function is_wp_cache_group_queries($group) |
| 112 |
{ |
| 113 |
return \in_array($group, ['term-queries', 'post-queries', 'comment-queries', 'site-queries', 'network-queries', 'user-queries']); |
| 114 |
} |
| 115 |
|
| 116 |
/** |
| 117 |
* is_dirempty. |
| 118 |
*/ |
| 119 |
public function is_dirempty($dir) |
| 120 |
{ |
| 121 |
foreach (new \DirectoryIterator($dir) as $object) { |
| 122 |
if ($object->isDot()) { |
| 123 |
continue; |
| 124 |
} |
| 125 |
|
| 126 |
return false; |
| 127 |
} |
| 128 |
|
| 129 |
return true; |
| 130 |
} |
| 131 |
|
| 132 |
/** |
| 133 |
* get_max_execution_time. |
| 134 |
*/ |
| 135 |
public function get_max_execution_time($second = 0) |
| 136 |
{ |
| 137 |
$max_execution_time = (int) \ini_get('max_execution_time'); |
| 138 |
|
| 139 |
$second = (int) $second; |
| 140 |
if ($second > 0 && $max_execution_time > 0 && $second > $max_execution_time) { |
| 141 |
set_time_limit($second); |
| 142 |
$max_execution_time = (int) \ini_get('max_execution_time'); |
| 143 |
} |
| 144 |
|
| 145 |
if ($max_execution_time > 10) { |
| 146 |
--$max_execution_time; |
| 147 |
} |
| 148 |
|
| 149 |
return $max_execution_time; |
| 150 |
} |
| 151 |
|
| 152 |
/** |
| 153 |
* filesize. |
| 154 |
*/ |
| 155 |
public function filesize($file) |
| 156 |
{ |
| 157 |
if (!@is_file($file)) { |
| 158 |
return 0; |
| 159 |
} |
| 160 |
|
| 161 |
return sprintf('%u', @filesize($file)); |
| 162 |
} |
| 163 |
|
| 164 |
/** |
| 165 |
* touch. |
| 166 |
*/ |
| 167 |
public function touch($file, $time = 0, $atime = 0) |
| 168 |
{ |
| 169 |
if (0 == $time) { |
| 170 |
$time = time(); |
| 171 |
} |
| 172 |
|
| 173 |
if (0 == $atime) { |
| 174 |
$atime = time(); |
| 175 |
} |
| 176 |
|
| 177 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 178 |
|
| 179 |
$ok = @touch($file, $time, $atime); |
| 180 |
|
| 181 |
// user:group not same -> Utime failed: Operation not permitted |
| 182 |
if (!$ok) { |
| 183 |
$e = error_get_last(); |
| 184 |
if (!\is_array($e)) { |
| 185 |
nwdcx_throwable(__METHOD__, $e); |
| 186 |
} |
| 187 |
} |
| 188 |
|
| 189 |
// restore error level |
| 190 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 191 |
|
| 192 |
return $ok; |
| 193 |
} |
| 194 |
|
| 195 |
/** |
| 196 |
* getchmod. |
| 197 |
*/ |
| 198 |
public function getchmod($file) |
| 199 |
{ |
| 200 |
return substr(decoct(@fileperms($file)), -3); |
| 201 |
} |
| 202 |
|
| 203 |
/** |
| 204 |
* chmod. |
| 205 |
*/ |
| 206 |
public function chmod($file, $mode = false) |
| 207 |
{ |
| 208 |
if (!$mode) { |
| 209 |
if (@is_file($file) && \defined('FS_CHMOD_FILE')) { |
| 210 |
$mode = FS_CHMOD_FILE; |
| 211 |
} elseif (@is_dir($file) && \defined('FS_CHMOD_DIR')) { |
| 212 |
$mode = FS_CHMOD_DIR; |
| 213 |
} else { |
| 214 |
clearstatcache(); |
| 215 |
$stat = @stat(\dirname($file)); |
| 216 |
$mode = $stat['mode'] & 0007777; |
| 217 |
|
| 218 |
if (@is_file($file)) { |
| 219 |
$mode = $mode & 0000666; |
| 220 |
} |
| 221 |
} |
| 222 |
} |
| 223 |
|
| 224 |
clearstatcache(); |
| 225 |
|
| 226 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 227 |
$ok = false; |
| 228 |
try { |
| 229 |
if (@is_file($file)) { |
| 230 |
$ok = @chmod($file, $mode); |
| 231 |
} |
| 232 |
} catch (\Throwable $e) { |
| 233 |
nwdcx_throwable(__METHOD__, $e); |
| 234 |
} |
| 235 |
|
| 236 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 237 |
|
| 238 |
return $ok; |
| 239 |
} |
| 240 |
|
| 241 |
/** |
| 242 |
* mkdir. |
| 243 |
*/ |
| 244 |
public function mkdir_p($path) |
| 245 |
{ |
| 246 |
$parent = \dirname($path); |
| 247 |
$okperms = [ |
| 248 |
'777', |
| 249 |
'775', |
| 250 |
'755', |
| 251 |
]; |
| 252 |
|
| 253 |
if (@is_dir($path) && \in_array($this->getchmod($path), $okperms) && \in_array($this->getchmod($parent), $okperms)) { |
| 254 |
return true; |
| 255 |
} |
| 256 |
|
| 257 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 258 |
|
| 259 |
if (\function_exists('wp_mkdir_p')) { |
| 260 |
$ok = @wp_mkdir_p($path); |
| 261 |
} else { |
| 262 |
$stat = @stat($parent); |
| 263 |
if ($stat) { |
| 264 |
$dir_perms = $stat['mode'] & 0007777; |
| 265 |
} else { |
| 266 |
$dir_perms = 0777; |
| 267 |
} |
| 268 |
|
| 269 |
$ok = @mkdir($path, $dir_perms, true); |
| 270 |
} |
| 271 |
|
| 272 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 273 |
|
| 274 |
if (!$ok) { |
| 275 |
return false; |
| 276 |
} |
| 277 |
|
| 278 |
if (!\in_array($this->getchmod($parent), $okperms)) { |
| 279 |
$this->chmod($parent, 0755); |
| 280 |
} |
| 281 |
|
| 282 |
if (!\in_array($this->getchmod($path), $okperms)) { |
| 283 |
$this->chmod($path, 0755); |
| 284 |
} |
| 285 |
|
| 286 |
return true; |
| 287 |
} |
| 288 |
|
| 289 |
/** |
| 290 |
* copy. |
| 291 |
*/ |
| 292 |
public function copy($src, $dst) |
| 293 |
{ |
| 294 |
$this->opcache_flush($src); |
| 295 |
$this->opcache_flush($dst); |
| 296 |
|
| 297 |
if (@copy($src, $dst)) { |
| 298 |
$this->chmod($dst); |
| 299 |
|
| 300 |
return true; |
| 301 |
} |
| 302 |
|
| 303 |
return false; |
| 304 |
} |
| 305 |
|
| 306 |
/** |
| 307 |
* scanfiles. |
| 308 |
*/ |
| 309 |
public function scanfiles($dir, $maxdepth = null, $pattern = false) |
| 310 |
{ |
| 311 |
$dir = nwdcx_normalizepath(realpath($dir)); |
| 312 |
if (false === $dir || !is_dir($dir) || !is_readable($dir)) { |
| 313 |
return []; |
| 314 |
} |
| 315 |
|
| 316 |
if (null === $maxdepth) { |
| 317 |
$maxdepth = 13; |
| 318 |
} |
| 319 |
|
| 320 |
if (empty($pattern)) { |
| 321 |
$pattern = '@^(dump_)?([a-z0-9_]+)\-([a-z0-9]+).*\.php$@'; |
| 322 |
} |
| 323 |
|
| 324 |
$rec_dir_iterator_flags = \FilesystemIterator::SKIP_DOTS | \RecursiveDirectoryIterator::KEY_AS_FILENAME | \RecursiveDirectoryIterator::CURRENT_AS_FILEINFO; |
| 325 |
$rec_dir_iterator = new \RecursiveDirectoryIterator($dir, $rec_dir_iterator_flags); |
| 326 |
$reg_ite_iterator = new \RecursiveIteratorIterator($rec_dir_iterator); |
| 327 |
$reg_ite_pattern = $pattern; |
| 328 |
$reg_ite_mode = \RegexIterator::MATCH; |
| 329 |
$reg_ite_flags = \RegexIterator::USE_KEY; |
| 330 |
$reg_iterator = new \RegexIterator($reg_ite_iterator, $reg_ite_pattern, $reg_ite_mode, $reg_ite_flags); |
| 331 |
$reg_iterator->setMaxDepth($maxdepth); |
| 332 |
|
| 333 |
return $reg_iterator; |
| 334 |
} |
| 335 |
|
| 336 |
/** |
| 337 |
* validate_file. |
| 338 |
*/ |
| 339 |
public function validate_file($filename) |
| 340 |
{ |
| 341 |
try { |
| 342 |
$fileo = new \SplFileObject($filename, 'rb'); |
| 343 |
} catch (\Throwable $e) { |
| 344 |
nwdcx_throwable(__METHOD__, $e); |
| 345 |
|
| 346 |
return false; |
| 347 |
} |
| 348 |
|
| 349 |
if ($fileo->flock(\LOCK_EX)) { |
| 350 |
$fileo->seek(\PHP_INT_MAX); |
| 351 |
$lines = $fileo->key(); |
| 352 |
$object = new \LimitIterator($fileo, $lines - 2); |
| 353 |
foreach ($object as $line) { |
| 354 |
if (false !== strpos($line, '/*@DOCKET_CACHE_EOF*/')) { |
| 355 |
$fileo->flock(\LOCK_UN); |
| 356 |
|
| 357 |
return true; |
| 358 |
} |
| 359 |
} |
| 360 |
$fileo->flock(\LOCK_UN); |
| 361 |
} |
| 362 |
|
| 363 |
$fileo = null; |
| 364 |
|
| 365 |
return false; |
| 366 |
} |
| 367 |
|
| 368 |
/** |
| 369 |
* export_var. |
| 370 |
*/ |
| 371 |
public function export_var($data, &$error = '') |
| 372 |
{ |
| 373 |
// 28022023, self-note to future me. |
| 374 |
// We use native var_export to improve cache writing, since VarExporter::export will use preg_replace_callback on string types and |
| 375 |
// ReflectionClass to resolve class instances. Cached data may look not pretty. |
| 376 |
try { |
| 377 |
if (version_compare(\PHP_VERSION, '7.3.0', '>=') && !empty($data['type']) && \in_array($data['type'], ['object', 'array', 'string', 'string_serialize', 'array_serialize', 'integer', 'boolean'])) { |
| 378 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 379 |
$arr_data = @var_export($data, true); |
| 380 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 381 |
// Return exported data, if doesn't have a class instance. |
| 382 |
if (!empty($arr_data) && false === strpos($arr_data, '::__set_state')) { |
| 383 |
return $arr_data; |
| 384 |
} |
| 385 |
} |
| 386 |
} catch (\Throwable $e) { |
| 387 |
nwdcx_throwable(__METHOD__, $e); |
| 388 |
} |
| 389 |
|
| 390 |
// If native var_export failed or not from cache. |
| 391 |
try { |
| 392 |
$data = VarExporter::export($data); |
| 393 |
} catch (\Throwable $e) { |
| 394 |
nwdcx_throwable(__METHOD__, $e); |
| 395 |
$error = $e->getMessage(); |
| 396 |
|
| 397 |
// php < 7.3 |
| 398 |
if (false !== strpos($error, 'Cannot export value of type "stdClass"')) { |
| 399 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 400 |
$data = @var_export($data, true); |
| 401 |
$data = str_replace('stdClass::__set_state', '(object)', $data); |
| 402 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 403 |
} else { |
| 404 |
$this->log('err', '000000000000-000000000000', 'export_var: '.$error); |
| 405 |
|
| 406 |
return false; |
| 407 |
} |
| 408 |
} |
| 409 |
|
| 410 |
// alias: shorter name |
| 411 |
// map it in includes/compat.php |
| 412 |
$data = str_replace( |
| 413 |
'\Nawawi\Symfony\Component\VarExporter\Internal\\', |
| 414 |
'\Nawawi\DocketCache\Exporter\\', |
| 415 |
$data |
| 416 |
); |
| 417 |
|
| 418 |
return $data; |
| 419 |
} |
| 420 |
|
| 421 |
/** |
| 422 |
* shutdown_cleanup. |
| 423 |
*/ |
| 424 |
public function shutdown_cleanup($file, $seq = 10) |
| 425 |
{ |
| 426 |
// for dump(). |
| 427 |
if (empty($this->filesize($file))) { |
| 428 |
return false; |
| 429 |
} |
| 430 |
|
| 431 |
// dont use register_shutdown_function to avoid issue with page cache plugin |
| 432 |
add_action( |
| 433 |
'shutdown', |
| 434 |
function () use ($file) { |
| 435 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 436 |
clearstatcache(true, $file); |
| 437 |
if (@is_file($file)) { |
| 438 |
@unlink($file); |
| 439 |
} |
| 440 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 441 |
}, |
| 442 |
$seq |
| 443 |
); |
| 444 |
|
| 445 |
return true; |
| 446 |
} |
| 447 |
|
| 448 |
/** |
| 449 |
* unlink. |
| 450 |
*/ |
| 451 |
public function unlink($file, $is_delete = false, $is_block = false) |
| 452 |
{ |
| 453 |
clearstatcache(true, $file); |
| 454 |
|
| 455 |
// skip if not exist |
| 456 |
if (!@is_file($file)) { |
| 457 |
return true; |
| 458 |
} |
| 459 |
|
| 460 |
$ok = false; |
| 461 |
|
| 462 |
$handle = @fopen($file, 'cb'); |
| 463 |
if ($handle) { |
| 464 |
$lock = $is_block ? \LOCK_EX : \LOCK_EX | \LOCK_NB; |
| 465 |
if (@flock($handle, $lock)) { |
| 466 |
$ok = @ftruncate($handle, 0); // true, false |
| 467 |
@flock($handle, \LOCK_UN); |
| 468 |
} |
| 469 |
@fclose($handle); |
| 470 |
} |
| 471 |
|
| 472 |
// bcoz we empty the file |
| 473 |
$this->opcache_flush($file); |
| 474 |
|
| 475 |
$do_delete = (nwdcx_construe('FLUSH_DELETE') && $this->is_php($file)) || $is_delete; |
| 476 |
|
| 477 |
if ($do_delete && @unlink($file)) { |
| 478 |
$ok = true; |
| 479 |
} |
| 480 |
|
| 481 |
// cleanup if ftruncate() failed |
| 482 |
if (false === $ok) { |
| 483 |
clearstatcache(true, $file); |
| 484 |
if (@is_file($file) && !@unlink($file)) { |
| 485 |
// try cleanup at shutdown |
| 486 |
$this->shutdown_cleanup($file); |
| 487 |
} |
| 488 |
} |
| 489 |
|
| 490 |
// reset all |
| 491 |
clearstatcache(true); |
| 492 |
|
| 493 |
// always true |
| 494 |
return true; |
| 495 |
} |
| 496 |
|
| 497 |
/** |
| 498 |
* put. |
| 499 |
*/ |
| 500 |
public function put($file, $data, $flag = 'cb', $is_block = false) |
| 501 |
{ |
| 502 |
if (!$handle = @fopen($file, $flag)) { |
| 503 |
return false; |
| 504 |
} |
| 505 |
|
| 506 |
$lock = $is_block ? \LOCK_EX : \LOCK_EX | \LOCK_NB; |
| 507 |
$ok = false; |
| 508 |
if (@flock($handle, $lock)) { |
| 509 |
$len = \strlen($data); |
| 510 |
$cnt = @fwrite($handle, $data); |
| 511 |
@fflush($handle); |
| 512 |
@flock($handle, \LOCK_UN); |
| 513 |
if ($len === $cnt) { |
| 514 |
$ok = true; |
| 515 |
} |
| 516 |
} |
| 517 |
@fclose($handle); |
| 518 |
|
| 519 |
if (false === $ok) { |
| 520 |
$this->unlink($file, true); |
| 521 |
|
| 522 |
return -1; |
| 523 |
} |
| 524 |
|
| 525 |
clearstatcache(true); |
| 526 |
|
| 527 |
$this->opcache_flush($file); |
| 528 |
$this->chmod($file); |
| 529 |
|
| 530 |
return $ok; |
| 531 |
} |
| 532 |
|
| 533 |
/** |
| 534 |
* dump. |
| 535 |
*/ |
| 536 |
public function dump($file, $data, $is_validate = false) |
| 537 |
{ |
| 538 |
$dir = \dirname($file); |
| 539 |
$tmpfile = $dir.'/'.'dump_'.uniqid().'_'.basename($file); |
| 540 |
|
| 541 |
// cleanup at shutdown |
| 542 |
$this->shutdown_cleanup($tmpfile, \PHP_INT_MAX); |
| 543 |
|
| 544 |
// truncate reason |
| 545 |
$this->opcache_flush($file); |
| 546 |
|
| 547 |
// make query-monitor happy. |
| 548 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 549 |
|
| 550 |
$ok = $this->put($tmpfile, $data, 'cb', true); |
| 551 |
if (true === $ok) { |
| 552 |
try { |
| 553 |
clearstatcache(true, $tmpfile); |
| 554 |
if (@is_file($tmpfile) && @rename($tmpfile, $file)) { |
| 555 |
if (isset($nwdcx_suppresserrors)) { |
| 556 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 557 |
} |
| 558 |
|
| 559 |
if ($is_validate && !$this->validate_file($file)) { |
| 560 |
return false; |
| 561 |
} |
| 562 |
|
| 563 |
$this->chmod($file); |
| 564 |
|
| 565 |
// compile |
| 566 |
$this->opcache_compile($file); |
| 567 |
|
| 568 |
return true; |
| 569 |
} |
| 570 |
} catch (\Throwable $e) { |
| 571 |
nwdcx_throwable(__METHOD__, $e); |
| 572 |
} |
| 573 |
|
| 574 |
// failed to replace |
| 575 |
$ok = false; |
| 576 |
} |
| 577 |
|
| 578 |
// cleanup if not bool true |
| 579 |
clearstatcache(true, $tmpfile); |
| 580 |
if (@is_file($tmpfile)) { |
| 581 |
@unlink($tmpfile); |
| 582 |
} |
| 583 |
|
| 584 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 585 |
|
| 586 |
clearstatcache(true); |
| 587 |
|
| 588 |
// maybe -1, >= 1, false: return from put() |
| 589 |
return $ok; |
| 590 |
} |
| 591 |
|
| 592 |
/** |
| 593 |
* placeholder. |
| 594 |
*/ |
| 595 |
public function placeholder($path) |
| 596 |
{ |
| 597 |
if (!@is_dir($path)) { |
| 598 |
return false; |
| 599 |
} |
| 600 |
|
| 601 |
$file = rtrim($path, '/\\').'/index.html'; |
| 602 |
if (@is_file($file)) { |
| 603 |
return false; |
| 604 |
} |
| 605 |
|
| 606 |
$code = '<html><head><meta name="robots" content="noindex, nofollow"><title>Docket Cache</title></head>'; |
| 607 |
$code .= '<body>Generated by <a href="https://wordpress.org/plugins/docket-cache/" rel="nofollow">Docket Cache</a></body></html>'; |
| 608 |
|
| 609 |
return $this->put($file, $code); |
| 610 |
} |
| 611 |
|
| 612 |
/** |
| 613 |
* is_php. |
| 614 |
*/ |
| 615 |
public function is_php($file) |
| 616 |
{ |
| 617 |
$file = basename($file); |
| 618 |
|
| 619 |
return '.php' === substr($file, -4); |
| 620 |
} |
| 621 |
|
| 622 |
public function is_function_disabled($name) |
| 623 |
{ |
| 624 |
$disable_functions = @\ini_get('disable_functions'); |
| 625 |
if (!empty($disable_functions)) { |
| 626 |
$funcs = explode(',', $disable_functions); |
| 627 |
if (\in_array($name, $funcs)) { |
| 628 |
return true; |
| 629 |
} |
| 630 |
} |
| 631 |
|
| 632 |
return false; |
| 633 |
} |
| 634 |
|
| 635 |
public function get_chunk_path($group, $key) |
| 636 |
{ |
| 637 |
$chunk = substr($group, 0, 2).substr($key, 0, 2).substr($key, -2); |
| 638 |
|
| 639 |
return chunk_split($chunk, 2, '/'); |
| 640 |
} |
| 641 |
|
| 642 |
/** |
| 643 |
* remove cache file with previous structure. |
| 644 |
*/ |
| 645 |
public function remove_non_chunk_cache($cache_path, $file) |
| 646 |
{ |
| 647 |
if (nwdcx_construe('CHUNKCACHEDIR')) { |
| 648 |
$filename = basename($file); |
| 649 |
$filepath = rtrim($cache_path, '\\/').'/'.$filename; |
| 650 |
if (is_file($filepath) && is_writable($filepath) && $this->is_docketcachefile($filepath)) { |
| 651 |
return @unlink($filepath); |
| 652 |
} |
| 653 |
} |
| 654 |
|
| 655 |
return false; |
| 656 |
} |
| 657 |
|
| 658 |
/** |
| 659 |
* opcache_function_exists. |
| 660 |
*/ |
| 661 |
public function opcache_function_exists($name = null) |
| 662 |
{ |
| 663 |
$list = [ |
| 664 |
'opcache_get_status', |
| 665 |
'opcache_reset', |
| 666 |
'opcache_compile_file', |
| 667 |
'opcache_invalidate', |
| 668 |
'opcache_is_script_cached', |
| 669 |
'opcache_get_configuration', |
| 670 |
]; |
| 671 |
|
| 672 |
if (!empty($name)) { |
| 673 |
return \in_array($name, $list) && !$this->is_function_disabled($name) && \function_exists($name); |
| 674 |
} |
| 675 |
|
| 676 |
foreach ($list as $func) { |
| 677 |
if (!$this->is_function_disabled($name) && \function_exists($func)) { |
| 678 |
return true; |
| 679 |
} |
| 680 |
} |
| 681 |
|
| 682 |
return false; |
| 683 |
} |
| 684 |
|
| 685 |
/** |
| 686 |
* is_opcache_enable. |
| 687 |
*/ |
| 688 |
public function is_opcache_enable() |
| 689 |
{ |
| 690 |
if (@\ini_get('opcache.enable')) { |
| 691 |
if (\function_exists('extension_loaded') && \extension_loaded('Zend OPcache')) { |
| 692 |
return true; |
| 693 |
} |
| 694 |
|
| 695 |
if (\function_exists('get_loaded_extensions')) { |
| 696 |
$arr = get_loaded_extensions(true); |
| 697 |
if (\is_array($arr) && \in_array('Zend OPcache', $arr)) { |
| 698 |
return true; |
| 699 |
} |
| 700 |
} |
| 701 |
|
| 702 |
if ($this->opcache_function_exists()) { |
| 703 |
return true; |
| 704 |
} |
| 705 |
} |
| 706 |
|
| 707 |
return false; |
| 708 |
} |
| 709 |
|
| 710 |
/** |
| 711 |
* is_opcache_blacklisted. |
| 712 |
*/ |
| 713 |
public function is_opcache_blacklisted() |
| 714 |
{ |
| 715 |
$conf = \ini_get('opcache.blacklist_filename'); |
| 716 |
if (empty($conf)) { |
| 717 |
return false; |
| 718 |
} |
| 719 |
|
| 720 |
$files = glob($conf); |
| 721 |
if (empty($files) || !\is_array($files)) { |
| 722 |
return false; |
| 723 |
} |
| 724 |
|
| 725 |
$abspath = rtrim(ABSPATH, '\\/'); |
| 726 |
foreach ($files as $file) { |
| 727 |
if (!is_file($file) || !is_readable($file)) { |
| 728 |
continue; |
| 729 |
} |
| 730 |
$buff = file($file, \FILE_SKIP_EMPTY_LINES | \FILE_IGNORE_NEW_LINES); |
| 731 |
if (!empty($buff) && \is_array($buff)) { |
| 732 |
foreach ($buff as $line) { |
| 733 |
if (empty($line) || ';' === substr($line, 0, 1)) { |
| 734 |
continue; |
| 735 |
} |
| 736 |
|
| 737 |
if ($abspath === substr(rtrim($line, '\\/'), 0, \strlen($abspath))) { |
| 738 |
return true; |
| 739 |
} |
| 740 |
} |
| 741 |
} |
| 742 |
unset($buff); |
| 743 |
} |
| 744 |
|
| 745 |
return false; |
| 746 |
} |
| 747 |
|
| 748 |
/** |
| 749 |
* is_opcache_filecache_only. |
| 750 |
*/ |
| 751 |
public function is_opcache_filecache_only() |
| 752 |
{ |
| 753 |
return @\ini_get('opcache.file_cache_only'); |
| 754 |
} |
| 755 |
|
| 756 |
/** |
| 757 |
* opcache_filecache_only. |
| 758 |
*/ |
| 759 |
public function opcache_filecache_only() |
| 760 |
{ |
| 761 |
if ($this->is_opcache_filecache_only() && \function_exists('opcache_get_status')) { |
| 762 |
$nwdcx_suppresserrors = nwdcx_suppresserrors(true); |
| 763 |
$data = opcache_get_status(); |
| 764 |
nwdcx_suppresserrors($nwdcx_suppresserrors); |
| 765 |
if (!empty($data) && \is_array($data) && !empty($data['file_cache_only']) && !empty($data['file_cache']) && is_dir($data['file_cache'])) { |
| 766 |
return $data; |
| 767 |
} |
| 768 |
} |
| 769 |
|
| 770 |
return false; |
| 771 |
} |
| 772 |
|
| 773 |
/** |
| 774 |
* opcache_filecache_scanfiles. |
| 775 |
*/ |
| 776 |
public function opcache_filecache_scanfiles($dir) |
| 777 |
{ |
| 778 |
return $this->scanfiles($dir, -1, '@.*\.php\.bin$@'); |
| 779 |
} |
| 780 |
|
| 781 |
/** |
| 782 |
* opcache_filecache_flush. |
| 783 |
*/ |
| 784 |
public function opcache_filecache_flush($file) |
| 785 |
{ |
| 786 |
if (!($fcdata = $this->opcache_filecache_only()) || false === strpos(nwdcx_normalizepath($file), nwdcx_normalizepath(ABSPATH))) { |
| 787 |
return false; |
| 788 |
} |
| 789 |
|
| 790 |
$filem = nwdcx_normalizepath(rtrim($fcdata['file_cache'], '/\\').'/*/'.ltrim($file, '/\\').'.bin'); |
| 791 |
$match = glob($filem); |
| 792 |
if (!empty($match) && \is_array($match)) { |
| 793 |
foreach ($match as $fm) { |
| 794 |
if (is_file($fm) && is_writable($fm)) { |
| 795 |
@unlink($fm); |
| 796 |
} |
| 797 |
} |
| 798 |
} |
| 799 |
|
| 800 |
return true; |
| 801 |
} |
| 802 |
|
| 803 |
/** |
| 804 |
* opcache_filecache_reset. |
| 805 |
*/ |
| 806 |
public function opcache_filecache_reset() |
| 807 |
{ |
| 808 |
static $is_done = false; |
| 809 |
|
| 810 |
$fcdata = $this->opcache_filecache_only(); |
| 811 |
if (!$is_done && !empty($fcdata)) { |
| 812 |
$dir = $fcdata['file_cache']; |
| 813 |
$cnt = 0; |
| 814 |
|
| 815 |
$this->suspend_cache_write(true); |
| 816 |
|
| 817 |
$max_execution_time = $this->get_max_execution_time(180); |
| 818 |
$slowdown = 0; |
| 819 |
foreach ($this->opcache_filecache_scanfiles($dir) as $object) { |
| 820 |
try { |
| 821 |
if ($object->isFile()) { |
| 822 |
$file = nwdcx_normalizepath($object->getPathName()); |
| 823 |
if (false !== strpos($file, nwdcx_normalizepath(ABSPATH)) && is_writable($file)) { |
| 824 |
@unlink($file); |
| 825 |
++$cnt; |
| 826 |
} |
| 827 |
} |
| 828 |
} catch (\Throwable $e) { |
| 829 |
nwdcx_throwable(__METHOD__, $e); |
| 830 |
} |
| 831 |
|
| 832 |
if ($slowdown > 10) { |
| 833 |
$slowdown = 0; |
| 834 |
usleep(5000); |
| 835 |
} |
| 836 |
|
| 837 |
++$slowdown; |
| 838 |
|
| 839 |
if ($max_execution_time > 0 && \defined('WP_START_TIMESTAMP') && (microtime(true) - WP_START_TIMESTAMP) > $max_execution_time) { |
| 840 |
break; |
| 841 |
} |
| 842 |
} |
| 843 |
|
| 844 |
clearstatcache(true); |
| 845 |
|
| 846 |
$is_done = true; |
| 847 |
|
| 848 |
$this->suspend_cache_write(false); |
| 849 |
|
| 850 |
return $cnt; |
| 851 |
} |
| 852 |
|
| 853 |
return false; |
| 854 |
} |
| 855 |
|
| 856 |
/** |
| 857 |
* opcache_is_cached. |
| 858 |
*/ |
| 859 |
public function opcache_is_cached($file) |
| 860 |
{ |
| 861 |
if (!$this->is_opcache_enable()) { |
| 862 |
return -1; |
| 863 |
} |
| 864 |
|
| 865 |
$fcdata = $this->opcache_filecache_only(); |
| 866 |
if (!empty($fcdata) && false !== strpos(nwdcx_normalizepath($file), nwdcx_normalizepath(ABSPATH))) { |
| 867 |
$filem = nwdcx_normalizepath(rtrim($fcdata['file_cache'], '/\\').'/*/'.ltrim($file, '/\\').'.bin'); |
| 868 |
$match = glob($filem); |
| 869 |
if (!empty($match) && \is_array($match)) { |
| 870 |
return true; |
| 871 |
} |
| 872 |
} |
| 873 |
|
| 874 |
if (\function_exists('opcache_is_script_cached')) { |
| 875 |
return @opcache_is_script_cached($file); |
| 876 |
} |
| 877 |
|
| 878 |
return -1; |
| 879 |
} |
| 880 |
|
| 881 |
/** |
| 882 |
* opcache_flush. |
| 883 |
*/ |
| 884 |
public function opcache_flush($file) |
| 885 |
{ |
| 886 |
if (!$this->is_php($file) || !@is_file($file) || !$this->is_opcache_enable()) { |
| 887 |
return false; |
| 888 |
} |
| 889 |
|
| 890 |
if ($this->opcache_filecache_flush($file)) { |
| 891 |
return true; |
| 892 |
} |
| 893 |
|
| 894 |
// wp 5.5 |
| 895 |
if (\function_exists('wp_opcache_invalidate')) { |
| 896 |
return @wp_opcache_invalidate($file, true); |
| 897 |
} |
| 898 |
|
| 899 |
if (\function_exists('opcache_invalidate')) { |
| 900 |
return @opcache_invalidate($file, true); |
| 901 |
} |
| 902 |
|
| 903 |
return false; |
| 904 |
} |
| 905 |
|
| 906 |
/** |
| 907 |
* opcache_compile. |
| 908 |
*/ |
| 909 |
public function opcache_compile($file) |
| 910 |
{ |
| 911 |
if (!$this->is_opcache_enable()) { |
| 912 |
return false; |
| 913 |
} |
| 914 |
|
| 915 |
if (!empty($_GET['_wpnonce']) && !empty($_GET['action']) && !empty($_GET['page']) && 'docket-cache' === $_GET['page'] && 'docket-flush-opcache' === $_GET['action']) { |
| 916 |
return -1; |
| 917 |
} |
| 918 |
|
| 919 |
if (\function_exists('opcache_compile_file') && $this->is_php($file) && @is_file($file) && false === $this->opcache_is_cached($file)) { |
| 920 |
$this->touch($file, time() - 60); |
| 921 |
|
| 922 |
try { |
| 923 |
return @opcache_compile_file($file); |
| 924 |
} catch (\Throwable $e) { |
| 925 |
nwdcx_throwable(__METHOD__, $e); |
| 926 |
} |
| 927 |
} |
| 928 |
|
| 929 |
return false; |
| 930 |
} |
| 931 |
|
| 932 |
/** |
| 933 |
* opcache_reset. |
| 934 |
*/ |
| 935 |
public function opcache_reset() |
| 936 |
{ |
| 937 |
if (!$this->is_opcache_enable()) { |
| 938 |
return false; |
| 939 |
} |
| 940 |
|
| 941 |
try { |
| 942 |
if (!@opcache_reset()) { |
| 943 |
return $this->opcache_filecache_reset(); |
| 944 |
} |
| 945 |
} catch (\Throwable $e) { |
| 946 |
nwdcx_throwable(__METHOD__, $e); |
| 947 |
|
| 948 |
return false; |
| 949 |
} |
| 950 |
|
| 951 |
// always true |
| 952 |
return true; |
| 953 |
} |
| 954 |
|
| 955 |
/** |
| 956 |
* opcache_cleanup. |
| 957 |
*/ |
| 958 |
public function opcache_cleanup() |
| 959 |
{ |
| 960 |
add_action( |
| 961 |
'shutdown', |
| 962 |
function () { |
| 963 |
$this->opcache_reset(); |
| 964 |
}, |
| 965 |
\PHP_INT_MAX |
| 966 |
); |
| 967 |
} |
| 968 |
|
| 969 |
/** |
| 970 |
* define_cache_path. |
| 971 |
*/ |
| 972 |
public function define_cache_path($cache_path) |
| 973 |
{ |
| 974 |
$content_path = \defined('DOCKET_CACHE_CONTENT_PATH') ? DOCKET_CACHE_CONTENT_PATH : WP_CONTENT_DIR; |
| 975 |
$content_path = nwdcx_normalizepath($content_path); |
| 976 |
|
| 977 |
$cache_path = !empty($cache_path) && '/' !== $cache_path ? rtrim($cache_path, '/\\').'/' : $content_path.'/cache/docket-cache/'; |
| 978 |
$cache_path = nwdcx_normalizepath($cache_path); |
| 979 |
|
| 980 |
if (!$this->is_docketcachedir($cache_path)) { |
| 981 |
$cache_path = rtrim($cache_path, '/\\').'docket-cache/'; |
| 982 |
} |
| 983 |
|
| 984 |
// create if not normal installation |
| 985 |
if (false === strpos($content_path, '/wp-content/')) { |
| 986 |
if (!@is_dir($cache_path)) { |
| 987 |
$this->mkdir_p($cache_path); |
| 988 |
} |
| 989 |
|
| 990 |
if (!@is_dir($content_path)) { |
| 991 |
$this->mkdir_p($content_path); |
| 992 |
} |
| 993 |
} |
| 994 |
|
| 995 |
return $cache_path; |
| 996 |
} |
| 997 |
|
| 998 |
/** |
| 999 |
* cachedir_flush. |
| 1000 |
*/ |
| 1001 |
public function cachedir_flush($dir, $cleanup = false, &$is_timeout = false) |
| 1002 |
{ |
| 1003 |
static $is_done = false; |
| 1004 |
|
| 1005 |
if ($is_done) { |
| 1006 |
return 0; |
| 1007 |
} |
| 1008 |
|
| 1009 |
clearstatcache(); |
| 1010 |
|
| 1011 |
$dir = nwdcx_normalizepath(realpath($dir)); |
| 1012 |
|
| 1013 |
if (false === $dir || !@is_dir($dir) || !@is_writable($dir) || !$this->is_docketcachedir($dir)) { |
| 1014 |
return false; |
| 1015 |
} |
| 1016 |
|
| 1017 |
if ($this->is_dirempty($dir)) { |
| 1018 |
return true; |
| 1019 |
} |
| 1020 |
|
| 1021 |
$this->suspend_cache_write(true); |
| 1022 |
|
| 1023 |
$gcisrun_lock = $dir.'/.gc-is-run.txt'; |
| 1024 |
|
| 1025 |
$max_execution_time = $this->get_max_execution_time(180); |
| 1026 |
$flush_lock = DOCKET_CACHE_CONTENT_PATH.'/.object-cache-flush.txt'; |
| 1027 |
$flush_lock_expiry = time() + $max_execution_time + 10; |
| 1028 |
if ($this->put($flush_lock, $flush_lock_expiry)) { |
| 1029 |
$this->touch($flush_lock, $flush_lock_expiry); |
| 1030 |
} |
| 1031 |
|
| 1032 |
$slowdown = 0; |
| 1033 |
$cnt = 0; |
| 1034 |
|
| 1035 |
foreach ($this->scanfiles($dir) as $object) { |
| 1036 |
try { |
| 1037 |
if ($object->isFile()) { |
| 1038 |
$this->unlink($object->getPathName(), $cleanup ? true : false); |
| 1039 |
++$cnt; |
| 1040 |
} |
| 1041 |
} catch (\Throwable $e) { |
| 1042 |
nwdcx_throwable(__METHOD__, $e); |
| 1043 |
} |
| 1044 |
|
| 1045 |
if ($slowdown > 10) { |
| 1046 |
$slowdown = 0; |
| 1047 |
usleep(5000); |
| 1048 |
} |
| 1049 |
|
| 1050 |
++$slowdown; |
| 1051 |
|
| 1052 |
if ($max_execution_time > 0 && \defined('WP_START_TIMESTAMP') && (microtime(true) - WP_START_TIMESTAMP) > $max_execution_time) { |
| 1053 |
$is_timeout = true; |
| 1054 |
break; |
| 1055 |
} |
| 1056 |
} |
| 1057 |
|
| 1058 |
if ($cleanup) { |
| 1059 |
// 24122020: deprecate |
| 1060 |
$this->unlink($dir.'/index.php', true); |
| 1061 |
|
| 1062 |
// placeholder |
| 1063 |
$this->unlink($dir.'/index.html', true); |
| 1064 |
} |
| 1065 |
|
| 1066 |
$this->unlink($gcisrun_lock, true); |
| 1067 |
|
| 1068 |
if (@is_file($flush_lock)) { |
| 1069 |
@unlink($flush_lock); |
| 1070 |
} |
| 1071 |
|
| 1072 |
$this->suspend_cache_write(false); |
| 1073 |
$is_done = true; |
| 1074 |
|
| 1075 |
return $cnt; |
| 1076 |
} |
| 1077 |
|
| 1078 |
/** |
| 1079 |
* cache_size. |
| 1080 |
*/ |
| 1081 |
public function cache_size($dir) |
| 1082 |
{ |
| 1083 |
static $is_done = false; |
| 1084 |
|
| 1085 |
$bytestotal = 0; |
| 1086 |
$fsizetotal = 0; |
| 1087 |
$filestotal = 0; |
| 1088 |
|
| 1089 |
clearstatcache(); |
| 1090 |
$gcisrun_lock = $dir.'/.gc-is-run.txt'; |
| 1091 |
|
| 1092 |
if (!$is_done && $this->is_docketcachedir($dir) && !@is_file(DOCKET_CACHE_CONTENT_PATH.'/.object-cache-flush.txt') && !@is_file($gcisrun_lock)) { |
| 1093 |
// hardmax |
| 1094 |
$maxfile = 999000; // 1000000 - 1000; |
| 1095 |
$cnt = 0; |
| 1096 |
$slowdown = 0; |
| 1097 |
|
| 1098 |
ignore_user_abort(true); |
| 1099 |
$max_execution_time = $this->get_max_execution_time(180); |
| 1100 |
|
| 1101 |
$pattern = '@^([a-z0-9]{12})\-([a-z0-9]{12})\.php$@'; |
| 1102 |
foreach ($this->scanfiles($dir, null, $pattern) as $object) { |
| 1103 |
try { |
| 1104 |
if ($object->isFile()) { |
| 1105 |
$fx = $object->getPathName(); |
| 1106 |
|
| 1107 |
if (!$this->remove_non_chunk_cache($dir, $fx)) { |
| 1108 |
$fs = $object->getSize(); |
| 1109 |
|
| 1110 |
if ($cnt >= $maxfile) { |
| 1111 |
$this->unlink($fx, true); |
| 1112 |
} elseif (0 === $fs) { |
| 1113 |
$this->unlink($fx, true); |
| 1114 |
} else { |
| 1115 |
$data = $this->cache_get($fx); |
| 1116 |
if (false === $data) { |
| 1117 |
$this->unlink($fx, true); |
| 1118 |
} else { |
| 1119 |
$bytestotal += \strlen(serialize($data)); |
| 1120 |
unset($data); |
| 1121 |
|
| 1122 |
$fsizetotal += $fs; |
| 1123 |
|
| 1124 |
++$filestotal; |
| 1125 |
++$cnt; |
| 1126 |
} |
| 1127 |
} |
| 1128 |
} |
| 1129 |
} |
| 1130 |
} catch (\Throwable $e) { |
| 1131 |
nwdcx_throwable(__METHOD__, $e); |
| 1132 |
} |
| 1133 |
|
| 1134 |
if ($slowdown > 10) { |
| 1135 |
$slowdown = 0; |
| 1136 |
usleep(5000); |
| 1137 |
} |
| 1138 |
|
| 1139 |
++$slowdown; |
| 1140 |
|
| 1141 |
if ($max_execution_time > 0 && \defined('WP_START_TIMESTAMP') && (microtime(true) - WP_START_TIMESTAMP) > $max_execution_time) { |
| 1142 |
break; |
| 1143 |
} |
| 1144 |
|
| 1145 |
if (@is_file($gcisrun_lock)) { |
| 1146 |
break; |
| 1147 |
} |
| 1148 |
} |
| 1149 |
} |
| 1150 |
|
| 1151 |
$is_done = true; |
| 1152 |
|
| 1153 |
wp_cache_set('count_file', $filestotal, 'docketcache-gc', 86400); |
| 1154 |
|
| 1155 |
return [ |
| 1156 |
'timestamp' => time(), |
| 1157 |
'size' => $bytestotal, |
| 1158 |
'filesize' => $fsizetotal, |
| 1159 |
'files' => $filestotal, |
| 1160 |
]; |
| 1161 |
} |
| 1162 |
|
| 1163 |
public function get_fatal_error_filename($file) |
| 1164 |
{ |
| 1165 |
// sesimple yang mungkin. |
| 1166 |
return $file.'-error.txt'; |
| 1167 |
} |
| 1168 |
|
| 1169 |
public function has_fatal_error_before($file) |
| 1170 |
{ |
| 1171 |
$file_fatal = $this->get_fatal_error_filename($file); |
| 1172 |
|
| 1173 |
return @is_file($file_fatal); |
| 1174 |
} |
| 1175 |
|
| 1176 |
public function validate_fatal_error_file($file) |
| 1177 |
{ |
| 1178 |
$file_fatal = $this->get_fatal_error_filename($file); |
| 1179 |
if (!@is_file($file_fatal)) { |
| 1180 |
return; |
| 1181 |
} |
| 1182 |
|
| 1183 |
if (!@is_file($file)) { |
| 1184 |
@unlink($file_fatal); |
| 1185 |
|
| 1186 |
return; |
| 1187 |
} |
| 1188 |
|
| 1189 |
$fm = time() - 10; // 10s |
| 1190 |
if ($fm > @filemtime($file_fatal)) { |
| 1191 |
if ($this->validate_file($file)) { |
| 1192 |
@unlink($file_fatal); |
| 1193 |
|
| 1194 |
return; |
| 1195 |
} |
| 1196 |
|
| 1197 |
// update timestamp |
| 1198 |
$this->touch($file_fatal); |
| 1199 |
} |
| 1200 |
} |
| 1201 |
|
| 1202 |
private function suspend_cache_file($file, $error, $seconds = 0) |
| 1203 |
{ |
| 1204 |
$seconds = (int) $seconds; |
| 1205 |
$file_fatal = $this->get_fatal_error_filename($file); |
| 1206 |
|
| 1207 |
$errmsg = date('Y-m-d H:i:s T').\PHP_EOL.$error; |
| 1208 |
if ($this->dump($file_fatal, $errmsg)) { |
| 1209 |
if ($seconds > 0) { |
| 1210 |
$this->touch($file, time() + $seconds); |
| 1211 |
} |
| 1212 |
|
| 1213 |
$this->dump(\dirname($file_fatal).'/last-error.txt', $errmsg); |
| 1214 |
|
| 1215 |
return true; |
| 1216 |
} |
| 1217 |
|
| 1218 |
return false; |
| 1219 |
} |
| 1220 |
|
| 1221 |
private function capture_fatal_error() |
| 1222 |
{ |
| 1223 |
register_shutdown_function( |
| 1224 |
function () { |
| 1225 |
$error = error_get_last(); |
| 1226 |
if ($error && \in_array($error['type'], [\E_ERROR, \E_PARSE, \E_COMPILE_ERROR, \E_USER_ERROR, \E_RECOVERABLE_ERROR, \E_CORE_ERROR], true)) { |
| 1227 |
$file_error = $error['file']; |
| 1228 |
|
| 1229 |
if ($this->is_docketcachefile($file_error)) { |
| 1230 |
$this->dump($file_error, '<?php return false;'); |
| 1231 |
|
| 1232 |
$error['file'] = basename($error['file']); |
| 1233 |
// 300s = 5m delay |
| 1234 |
if ($this->suspend_cache_file($file_error, $this->export_var($error), 300)) { |
| 1235 |
// refresh page if possible |
| 1236 |
if ('cli' !== \PHP_SAPI && !wp_doing_ajax()) { |
| 1237 |
echo '<script>document.body.innerHTML="";window.setTimeout(function() { window.location.assign(window.location.href); }, 750);</script>'; |
| 1238 |
} |
| 1239 |
} |
| 1240 |
} |
| 1241 |
} |
| 1242 |
} |
| 1243 |
); |
| 1244 |
} |
| 1245 |
|
| 1246 |
/** |
| 1247 |
* suspend_cache_write. |
| 1248 |
*/ |
| 1249 |
public function suspend_cache_write($suspend = null) |
| 1250 |
{ |
| 1251 |
static $_suspend = false; |
| 1252 |
|
| 1253 |
if (\is_bool($suspend)) { |
| 1254 |
$_suspend = $suspend; |
| 1255 |
} |
| 1256 |
|
| 1257 |
return $_suspend; |
| 1258 |
} |
| 1259 |
|
| 1260 |
/** |
| 1261 |
* cache_get. |
| 1262 |
*/ |
| 1263 |
public function cache_get($file) |
| 1264 |
{ |
| 1265 |
if (!@is_file($file) || empty($this->filesize($file))) { |
| 1266 |
return false; |
| 1267 |
} |
| 1268 |
|
| 1269 |
if (!$handle = @fopen($file, 'rb')) { |
| 1270 |
return false; |
| 1271 |
} |
| 1272 |
|
| 1273 |
if ($this->has_fatal_error_before($file)) { |
| 1274 |
return false; |
| 1275 |
} |
| 1276 |
|
| 1277 |
// capture non-throwable |
| 1278 |
if (nwdcx_construe('CAPTURE_FATALERROR')) { |
| 1279 |
$this->capture_fatal_error(); |
| 1280 |
} |
| 1281 |
|
| 1282 |
// cache data |
| 1283 |
$data = []; |
| 1284 |
|
| 1285 |
// include when we can read, try to avoid fatal error. |
| 1286 |
// LOCK_SH = shared lock |
| 1287 |
if (flock($handle, \LOCK_SH)) { |
| 1288 |
try { |
| 1289 |
$data = @include $file; |
| 1290 |
} catch (\Throwable $e) { |
| 1291 |
$error = $e->getMessage(); |
| 1292 |
|
| 1293 |
$file_error = $e->getFile(); |
| 1294 |
if ($this->is_docketcachefile($file_error)) { |
| 1295 |
$errmsg = 'E: '.$error.\PHP_EOL; |
| 1296 |
$errmsg .= 'L: '.$e->getLine().\PHP_EOL; |
| 1297 |
$errmsg .= 'F: '.basename($file_error).\PHP_EOL; |
| 1298 |
$this->suspend_cache_file($file, $errmsg); |
| 1299 |
} |
| 1300 |
|
| 1301 |
$this->log('err', '000000000000-000000000000', 'cache_get: '.$error); |
| 1302 |
$data = false; |
| 1303 |
} |
| 1304 |
|
| 1305 |
@flock($handle, \LOCK_UN); |
| 1306 |
} |
| 1307 |
@fclose($handle); |
| 1308 |
|
| 1309 |
if (empty($data) || !isset($data['data'])) { |
| 1310 |
return false; |
| 1311 |
} |
| 1312 |
|
| 1313 |
// 15052022 |
| 1314 |
/*if (false === $this->opcache_is_cached($file)) { |
| 1315 |
$this->opcache_compile($file); |
| 1316 |
}*/ |
| 1317 |
|
| 1318 |
return $data; |
| 1319 |
} |
| 1320 |
|
| 1321 |
/** |
| 1322 |
* code_stub. |
| 1323 |
*/ |
| 1324 |
public function code_stub($data = '') |
| 1325 |
{ |
| 1326 |
$is_debug = \defined('WP_DEBUG') && WP_DEBUG; |
| 1327 |
$is_data = !empty($data); |
| 1328 |
$is_precache = nwdcx_construe('PRECACHE'); |
| 1329 |
// capture class not exist. |
| 1330 |
if (($is_debug || $is_precache) && empty($GLOBALS['DOCKET_CACHE_CODESTUB_FALSE'])) { |
| 1331 |
$GLOBALS['DOCKET_CACHE_CODESTUB_FALSE'] = []; |
| 1332 |
} |
| 1333 |
|
| 1334 |
$ucode = ''; |
| 1335 |
if ($is_data && false !== strpos($data, 'Registry::p(')) { |
| 1336 |
if (@preg_match_all('@Registry::p\(\'([a-zA-Z0-9_]+)\'\)@', $data, $mm)) { |
| 1337 |
if (!empty($mm) && isset($mm[1]) && \is_array($mm[1])) { |
| 1338 |
$cls = $mm[1]; |
| 1339 |
foreach ($cls as $clsname) { |
| 1340 |
if ('stdClass' !== $clsname) { |
| 1341 |
$clsfname = false; |
| 1342 |
if ($is_debug) { |
| 1343 |
$reflector = new \ReflectionClass($clsname); |
| 1344 |
$clsfname = $reflector->getFileName(); |
| 1345 |
if (false !== $clsfname) { |
| 1346 |
$clsfname = str_replace(ABSPATH, '', $clsfname); |
| 1347 |
$ucode .= '/* f: '.$clsfname.' */'.\PHP_EOL; |
| 1348 |
} |
| 1349 |
} |
| 1350 |
|
| 1351 |
// 13022023, self-note to future me. |
| 1352 |
// The logic here, we can't just "include_once" a class if it doesn't exist |
| 1353 |
// because if the main code uses "include" or "require" it will throw an error |
| 1354 |
// since the class has already been loaded by us. |
| 1355 |
$ucode .= "if(!@class_exists('".$clsname."',false)){"; |
| 1356 |
if ($is_debug || $is_precache) { |
| 1357 |
$ucode .= "\$GLOBALS['DOCKET_CACHE_CODESTUB_FALSE'][__FILE__]=['".$clsname."','".$clsfname."'];"; |
| 1358 |
} |
| 1359 |
$ucode .= 'return false;}'.\PHP_EOL; |
| 1360 |
} |
| 1361 |
} |
| 1362 |
unset($cls, $clsname); |
| 1363 |
} |
| 1364 |
unset($mm); |
| 1365 |
} |
| 1366 |
} |
| 1367 |
|
| 1368 |
$code = '<?php '; |
| 1369 |
if ($is_data) { |
| 1370 |
if (!empty($ucode) || false !== strpos($data, '\Nawawi\DocketCache\\')) { |
| 1371 |
$code .= "if(!\defined('ABSPATH')){return false;}"; |
| 1372 |
} |
| 1373 |
$code .= \PHP_EOL; |
| 1374 |
if (!empty($ucode)) { |
| 1375 |
$code .= $ucode; |
| 1376 |
} |
| 1377 |
$code .= 'return '.$data.';'.\PHP_EOL; |
| 1378 |
$code .= '/*@DOCKET_CACHE_EOF*/'; |
| 1379 |
} |
| 1380 |
|
| 1381 |
return $code; |
| 1382 |
} |
| 1383 |
|
| 1384 |
/** |
| 1385 |
* log. |
| 1386 |
*/ |
| 1387 |
public function log($tag, $id, $data, $caller = '') |
| 1388 |
{ |
| 1389 |
$do_flush = false; |
| 1390 |
$file = nwdcx_constval('LOG_FILE'); |
| 1391 |
if (empty($file)) { |
| 1392 |
return false; |
| 1393 |
} |
| 1394 |
|
| 1395 |
$logsize = nwdcx_constval('LOG_SIZE'); |
| 1396 |
if (empty($logsize) || !\is_int($logsize)) { |
| 1397 |
$logsize = 0; |
| 1398 |
} |
| 1399 |
|
| 1400 |
if (is_multisite()) { |
| 1401 |
$file = nwdcx_network_filepath($file); |
| 1402 |
} |
| 1403 |
|
| 1404 |
if (@is_file($file)) { |
| 1405 |
if (nwdcx_construe('LOG_FLUSH') && 'flush' === $tag || ($logsize > 0 && $this->filesize($file) >= $logsize)) { |
| 1406 |
$do_flush = true; |
| 1407 |
} |
| 1408 |
} |
| 1409 |
|
| 1410 |
$timestamp = date('Y-m-d H:i:s T'); |
| 1411 |
|
| 1412 |
$rtag = trim($tag); |
| 1413 |
if (\in_array($rtag, ['hit', 'miss', 'err', 'exp', 'del', 'info', 'dev'])) { |
| 1414 |
$tag = str_pad($rtag, 5); |
| 1415 |
} |
| 1416 |
$log = '['.$timestamp.'] '.$tag.': "'.$id.'" "'.trim($data).'" "'.$caller.'"'; |
| 1417 |
|
| 1418 |
$flags = !$do_flush ? \LOCK_EX | \FILE_APPEND : \LOCK_EX; |
| 1419 |
$do_chmod = !@is_file($file); |
| 1420 |
if (@file_put_contents($file, $log.\PHP_EOL, $flags)) { |
| 1421 |
if ($do_chmod) { |
| 1422 |
$this->chmod($file); |
| 1423 |
} |
| 1424 |
|
| 1425 |
return true; |
| 1426 |
} |
| 1427 |
|
| 1428 |
return false; |
| 1429 |
} |
| 1430 |
|
| 1431 |
/** |
| 1432 |
* sanitize_timestamp. |
| 1433 |
*/ |
| 1434 |
public function sanitize_timestamp($time) |
| 1435 |
{ |
| 1436 |
$time = (int) $time; |
| 1437 |
if ($time < 0) { |
| 1438 |
$time = 0; |
| 1439 |
} else { |
| 1440 |
$max = ceil(log10($time)); |
| 1441 |
if ($max > 10 || 'NaN' === $max) { |
| 1442 |
$time = 0; |
| 1443 |
} |
| 1444 |
} |
| 1445 |
|
| 1446 |
return $time; |
| 1447 |
} |
| 1448 |
|
| 1449 |
/** |
| 1450 |
* sanitize_maxttl. |
| 1451 |
*/ |
| 1452 |
public function sanitize_maxttl($seconds) |
| 1453 |
{ |
| 1454 |
$seconds = $this->sanitize_timestamp($seconds); |
| 1455 |
|
| 1456 |
// 86400 = 1d |
| 1457 |
// 345600 = 4d |
| 1458 |
// 2419200 = 28d |
| 1459 |
if ($seconds < 86400) { |
| 1460 |
$seconds = 345600; |
| 1461 |
} elseif ($seconds > 2419200) { |
| 1462 |
$seconds = 2419200; |
| 1463 |
} |
| 1464 |
|
| 1465 |
return $seconds; |
| 1466 |
} |
| 1467 |
|
| 1468 |
/** |
| 1469 |
* sanitize_maxfile. |
| 1470 |
*/ |
| 1471 |
public function sanitize_maxfile($maxfile, $default = 50000) |
| 1472 |
{ |
| 1473 |
$maxfile = (int) $maxfile; |
| 1474 |
$min = 200; |
| 1475 |
$max = 1000000; |
| 1476 |
if (empty($maxfile)) { |
| 1477 |
$maxfile = $default; |
| 1478 |
} |
| 1479 |
|
| 1480 |
if ($maxfile < $min) { |
| 1481 |
$maxfile = $default; |
| 1482 |
} elseif ($maxfile > $max) { |
| 1483 |
$maxfile = $max; |
| 1484 |
} |
| 1485 |
|
| 1486 |
return $maxfile; |
| 1487 |
} |
| 1488 |
|
| 1489 |
/** |
| 1490 |
* sanitize_precache_maxfile. |
| 1491 |
*/ |
| 1492 |
public function sanitize_precache_maxfile($maxfile) |
| 1493 |
{ |
| 1494 |
$default = 100; |
| 1495 |
if (empty($maxfile) || (int) $maxfile < 1) { |
| 1496 |
return $default; |
| 1497 |
} |
| 1498 |
|
| 1499 |
return $this->sanitize_maxfile($maxfile, $default); |
| 1500 |
} |
| 1501 |
|
| 1502 |
/** |
| 1503 |
* sanitize_maxsize. |
| 1504 |
*/ |
| 1505 |
public function sanitize_maxsize($bytes) |
| 1506 |
{ |
| 1507 |
$min = 1048576; // 1M |
| 1508 |
$max = 10485760; // 10M |
| 1509 |
$bytes = (int) $bytes; |
| 1510 |
|
| 1511 |
if ($bytes < $min) { |
| 1512 |
return 3145728; // 3M |
| 1513 |
} |
| 1514 |
|
| 1515 |
if ($bytes > $max) { |
| 1516 |
$bytes = $max; |
| 1517 |
} |
| 1518 |
|
| 1519 |
return $bytes; |
| 1520 |
} |
| 1521 |
|
| 1522 |
/** |
| 1523 |
* sanitize_maxsizedisk. |
| 1524 |
*/ |
| 1525 |
public function sanitize_maxsizedisk($bytes) |
| 1526 |
{ |
| 1527 |
if (empty($bytes) || !\is_int($bytes)) { |
| 1528 |
$maxsizedisk = 524288000; // 500MB |
| 1529 |
} |
| 1530 |
|
| 1531 |
if ($bytes < 104857600) { |
| 1532 |
$bytes = 104857600; |
| 1533 |
} |
| 1534 |
|
| 1535 |
return $bytes; |
| 1536 |
} |
| 1537 |
|
| 1538 |
/** |
| 1539 |
* valid_timestamp. |
| 1540 |
*/ |
| 1541 |
public function valid_timestamp($timestamp) |
| 1542 |
{ |
| 1543 |
$timestamp = $this->sanitize_timestamp($timestamp); |
| 1544 |
|
| 1545 |
return $timestamp > 0; |
| 1546 |
} |
| 1547 |
|
| 1548 |
// put here because use in Becache. |
| 1549 |
public function keys_alloptions() |
| 1550 |
{ |
| 1551 |
// reference: wp-admin/includes/schema.php |
| 1552 |
// exclude: rewrite_rules, active_plugins, uninstall_plugins, cron |
| 1553 |
// exclude: widget_categories, widget_text, widget_rss |
| 1554 |
return [ |
| 1555 |
'siteurl' => 1, |
| 1556 |
'home' => 1, |
| 1557 |
'blogname' => 1, |
| 1558 |
'blogdescription' => 1, |
| 1559 |
'users_can_register' => 1, |
| 1560 |
'admin_email' => 1, |
| 1561 |
'start_of_week' => 1, |
| 1562 |
'use_balanceTags' => 1, |
| 1563 |
'use_smilies' => 1, |
| 1564 |
'require_name_email' => 1, |
| 1565 |
'comments_notify' => 1, |
| 1566 |
'posts_per_rss' => 1, |
| 1567 |
'rss_use_excerpt' => 1, |
| 1568 |
'mailserver_url' => 1, |
| 1569 |
'mailserver_login' => 1, |
| 1570 |
'mailserver_pass' => 1, |
| 1571 |
'mailserver_port' => 1, |
| 1572 |
'default_category' => 1, |
| 1573 |
'default_comment_status' => 1, |
| 1574 |
'default_ping_status' => 1, |
| 1575 |
'default_pingback_flag' => 1, |
| 1576 |
'posts_per_page' => 1, |
| 1577 |
'date_format' => 1, |
| 1578 |
'time_format' => 1, |
| 1579 |
'links_updated_date_format' => 1, |
| 1580 |
'comment_moderation' => 1, |
| 1581 |
'moderation_notify' => 1, |
| 1582 |
'permalink_structure' => 1, |
| 1583 |
'hack_file' => 1, |
| 1584 |
'blog_charset' => 1, |
| 1585 |
'category_base' => 1, |
| 1586 |
'ping_sites' => 1, |
| 1587 |
'comment_max_links' => 1, |
| 1588 |
'gmt_offset' => 1, |
| 1589 |
'default_email_category' => 1, |
| 1590 |
'template' => 1, |
| 1591 |
'stylesheet' => 1, |
| 1592 |
'comment_registration' => 1, |
| 1593 |
'html_type' => 1, |
| 1594 |
'use_trackback' => 1, |
| 1595 |
'default_role' => 1, |
| 1596 |
'db_version' => 1, |
| 1597 |
'uploads_use_yearmonth_folders' => 1, |
| 1598 |
'upload_path' => 1, |
| 1599 |
'blog_public' => 1, |
| 1600 |
'default_link_category' => 1, |
| 1601 |
'show_on_front' => 1, |
| 1602 |
'tag_base' => 1, |
| 1603 |
'show_avatars' => 1, |
| 1604 |
'avatar_rating' => 1, |
| 1605 |
'upload_url_path' => 1, |
| 1606 |
'thumbnail_size_w' => 1, |
| 1607 |
'thumbnail_size_h' => 1, |
| 1608 |
'thumbnail_crop' => 1, |
| 1609 |
'medium_size_w' => 1, |
| 1610 |
'medium_size_h' => 1, |
| 1611 |
'avatar_default' => 1, |
| 1612 |
'large_size_w' => 1, |
| 1613 |
'large_size_h' => 1, |
| 1614 |
'image_default_link_type' => 1, |
| 1615 |
'image_default_size' => 1, |
| 1616 |
'image_default_align' => 1, |
| 1617 |
'close_comments_for_old_posts' => 1, |
| 1618 |
'close_comments_days_old' => 1, |
| 1619 |
'thread_comments' => 1, |
| 1620 |
'thread_comments_depth' => 1, |
| 1621 |
'page_comments' => 1, |
| 1622 |
'comments_per_page' => 1, |
| 1623 |
'default_comments_page' => 1, |
| 1624 |
'comment_order' => 1, |
| 1625 |
'timezone_string' => 1, |
| 1626 |
'page_for_posts' => 1, |
| 1627 |
'page_on_front' => 1, |
| 1628 |
'default_post_format' => 1, |
| 1629 |
'link_manager_enabled' => 1, |
| 1630 |
'finished_splitting_shared_terms' => 1, |
| 1631 |
'site_icon' => 1, |
| 1632 |
'medium_large_size_w' => 1, |
| 1633 |
'medium_large_size_h' => 1, |
| 1634 |
'wp_page_for_privacy_policy' => 1, |
| 1635 |
'show_comments_cookies_opt_in' => 1, |
| 1636 |
'admin_email_lifespan' => 1, |
| 1637 |
'initial_db_version' => 1, |
| 1638 |
'fresh_site' => 1, |
| 1639 |
'current_theme' => 1, |
| 1640 |
'theme_switched' => 1, |
| 1641 |
'generate_update_core_typography' => 1, |
| 1642 |
'WPLANG' => 1, |
| 1643 |
'new_admin_email' => 1, |
| 1644 |
'recovery_mode_email_last_sent' => 1, |
| 1645 |
'comment_previously_approved' => 1, |
| 1646 |
'finished_updating_comment_type' => 1, |
| 1647 |
'db_upgraded' => 1, |
| 1648 |
/* wp >= 5.6.0 */ |
| 1649 |
'auto_update_core_dev' => 1, |
| 1650 |
'auto_update_core_minor' => 1, |
| 1651 |
'auto_update_core_major' => 1, |
| 1652 |
/* wp >= 5.7 */ |
| 1653 |
'https_detection_errors' => 1, |
| 1654 |
/* wp >= 5.8 */ |
| 1655 |
'wp_force_deactivated_plugins' => 1, |
| 1656 |
]; |
| 1657 |
} |
| 1658 |
|
| 1659 |
/** |
| 1660 |
* optimize_alloptions. |
| 1661 |
*/ |
| 1662 |
public function optimize_alloptions() |
| 1663 |
{ |
| 1664 |
add_filter( |
| 1665 |
'pre_cache_alloptions', |
| 1666 |
function ($alloptions) { |
| 1667 |
$wp_options = $this->keys_alloptions(); |
| 1668 |
|
| 1669 |
foreach ($alloptions as $key => $value) { |
| 1670 |
// skip |
| 1671 |
if (empty($value)) { |
| 1672 |
continue; |
| 1673 |
} |
| 1674 |
|
| 1675 |
if (!\array_key_exists($key, $wp_options)) { |
| 1676 |
unset($alloptions[$key]); |
| 1677 |
} |
| 1678 |
} |
| 1679 |
|
| 1680 |
return $alloptions; |
| 1681 |
}, |
| 1682 |
\PHP_INT_MIN |
| 1683 |
); |
| 1684 |
} |
| 1685 |
} |
| 1686 |
|
