Update to Drupal 8.2.6. For more information, see https://www.drupal.org/project/drupal/releases/8.2.6
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588 changed files with 26857 additions and 2777 deletions
133
vendor/symfony/http-kernel/HttpCache/Store.php
vendored
133
vendor/symfony/http-kernel/HttpCache/Store.php
vendored
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@ -38,7 +38,7 @@ class Store implements StoreInterface
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public function __construct($root)
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{
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$this->root = $root;
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if (!is_dir($this->root) && !@mkdir($this->root, 0777, true) && !is_dir($this->root)) {
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if (!file_exists($this->root) && !@mkdir($this->root, 0777, true) && !is_dir($this->root)) {
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throw new \RuntimeException(sprintf('Unable to create the store directory (%s).', $this->root));
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}
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$this->keyCache = new \SplObjectStorage();
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@ -52,22 +52,15 @@ class Store implements StoreInterface
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{
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// unlock everything
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foreach ($this->locks as $lock) {
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if (file_exists($lock)) {
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@unlink($lock);
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}
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flock($lock, LOCK_UN);
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fclose($lock);
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}
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$error = error_get_last();
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if (1 === $error['type'] && false === headers_sent()) {
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// send a 503
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header('HTTP/1.0 503 Service Unavailable');
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header('Retry-After: 10');
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echo '503 Service Unavailable';
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}
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$this->locks = array();
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}
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/**
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* Locks the cache for a given Request.
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* Tries to lock the cache for a given Request, without blocking.
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*
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* @param Request $request A Request instance
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*
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@ -75,21 +68,24 @@ class Store implements StoreInterface
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*/
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public function lock(Request $request)
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{
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$path = $this->getPath($this->getCacheKey($request).'.lck');
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if (!is_dir(dirname($path)) && false === @mkdir(dirname($path), 0777, true) && !is_dir(dirname($path))) {
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return false;
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$key = $this->getCacheKey($request);
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if (!isset($this->locks[$key])) {
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$path = $this->getPath($key);
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if (!file_exists(dirname($path)) && false === @mkdir(dirname($path), 0777, true) && !is_dir(dirname($path))) {
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return $path;
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}
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$h = fopen($path, 'cb');
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if (!flock($h, LOCK_EX | LOCK_NB)) {
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fclose($h);
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return $path;
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}
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$this->locks[$key] = $h;
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}
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$lock = @fopen($path, 'x');
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if (false !== $lock) {
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fclose($lock);
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$this->locks[] = $path;
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return true;
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}
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return !file_exists($path) ?: $path;
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return true;
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}
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/**
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@ -101,17 +97,37 @@ class Store implements StoreInterface
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*/
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public function unlock(Request $request)
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{
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$file = $this->getPath($this->getCacheKey($request).'.lck');
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$key = $this->getCacheKey($request);
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return is_file($file) ? @unlink($file) : false;
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if (isset($this->locks[$key])) {
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flock($this->locks[$key], LOCK_UN);
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fclose($this->locks[$key]);
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unset($this->locks[$key]);
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return true;
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}
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return false;
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}
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public function isLocked(Request $request)
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{
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$path = $this->getPath($this->getCacheKey($request).'.lck');
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clearstatcache(true, $path);
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$key = $this->getCacheKey($request);
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return is_file($path);
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if (isset($this->locks[$key])) {
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return true; // shortcut if lock held by this process
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}
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if (!file_exists($path = $this->getPath($key))) {
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return false;
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}
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$h = fopen($path, 'rb');
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flock($h, LOCK_EX | LOCK_NB, $wouldBlock);
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flock($h, LOCK_UN); // release the lock we just acquired
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fclose($h);
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return (bool) $wouldBlock;
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}
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/**
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@ -144,7 +160,7 @@ class Store implements StoreInterface
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}
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list($req, $headers) = $match;
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if (is_file($body = $this->getPath($headers['x-content-digest'][0]))) {
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if (file_exists($body = $this->getPath($headers['x-content-digest'][0]))) {
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return $this->restoreResponse($headers, $body);
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}
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@ -291,7 +307,7 @@ class Store implements StoreInterface
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*/
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private function getMetadata($key)
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{
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if (false === $entries = $this->load($key)) {
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if (!$entries = $this->load($key)) {
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return array();
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}
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@ -307,7 +323,15 @@ class Store implements StoreInterface
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*/
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public function purge($url)
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{
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if (is_file($path = $this->getPath($this->getCacheKey(Request::create($url))))) {
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$key = $this->getCacheKey(Request::create($url));
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if (isset($this->locks[$key])) {
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flock($this->locks[$key], LOCK_UN);
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fclose($this->locks[$key]);
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unset($this->locks[$key]);
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}
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if (file_exists($path = $this->getPath($key))) {
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unlink($path);
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return true;
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@ -327,7 +351,7 @@ class Store implements StoreInterface
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{
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$path = $this->getPath($key);
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return is_file($path) ? file_get_contents($path) : false;
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return file_exists($path) ? file_get_contents($path) : false;
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}
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/**
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@ -341,23 +365,36 @@ class Store implements StoreInterface
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private function save($key, $data)
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{
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$path = $this->getPath($key);
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if (!is_dir(dirname($path)) && false === @mkdir(dirname($path), 0777, true) && !is_dir(dirname($path))) {
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return false;
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}
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$tmpFile = tempnam(dirname($path), basename($path));
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if (false === $fp = @fopen($tmpFile, 'wb')) {
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return false;
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}
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@fwrite($fp, $data);
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@fclose($fp);
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if (isset($this->locks[$key])) {
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$fp = $this->locks[$key];
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@ftruncate($fp, 0);
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@fseek($fp, 0);
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$len = @fwrite($fp, $data);
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if (strlen($data) !== $len) {
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@ftruncate($fp, 0);
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if ($data != file_get_contents($tmpFile)) {
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return false;
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}
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return false;
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}
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} else {
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if (!file_exists(dirname($path)) && false === @mkdir(dirname($path), 0777, true) && !is_dir(dirname($path))) {
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return false;
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}
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if (false === @rename($tmpFile, $path)) {
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return false;
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$tmpFile = tempnam(dirname($path), basename($path));
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if (false === $fp = @fopen($tmpFile, 'wb')) {
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return false;
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}
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@fwrite($fp, $data);
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@fclose($fp);
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if ($data != file_get_contents($tmpFile)) {
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return false;
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}
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if (false === @rename($tmpFile, $path)) {
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return false;
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}
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}
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@chmod($path, 0666 & ~umask());
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