Файловый менеджер

Файловый менеджер - Редактировать - /var/www/xthruster/html/wp-content/plugins/google-site-kit/third-party/google/auth/src/Cache/SysVCacheItemPool.php

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<?php /** * Copyright 2018 Google Inc. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. / namespace Google\Site_Kit_Dependencies\Google\Auth\Cache; use Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface; use Google\Site_Kit_Dependencies\Psr\Cache\CacheItemPoolInterface; /* * SystemV shared memory based CacheItemPool implementation. * * This CacheItemPool implementation can be used among multiple processes, but * it doesn't provide any locking mechanism. If multiple processes write to * this ItemPool, you have to avoid race condition manually in your code. / class SysVCacheItemPool implements \Google\Site_Kit_Dependencies\Psr\Cache\CacheItemPoolInterface { const VAR_KEY = 1; const DEFAULT_PROJ = 'A'; const DEFAULT_MEMSIZE = 10000; const DEFAULT_PERM = 0600; /* * @var int / private $sysvKey; /* * @var CacheItemInterface[] / private $items; /* * @var CacheItemInterface[] / private $deferredItems; /* * @var array<mixed> / private $options; /* * @var bool / private $hasLoadedItems = \false; /* * Create a SystemV shared memory based CacheItemPool. * * @param array<mixed> $options { * [optional] Configuration options. * * @type int $variableKey The variable key for getting the data from the shared memory. Defaults to 1. * @type string $proj The project identifier for ftok. This needs to be a one character string. * Defaults to 'A'. * @type int $memsize The memory size in bytes for shm_attach. Defaults to 10000. * @type int $perm The permission for shm_attach. Defaults to 0600. * } / public function __construct($options = []) { if (!\extension_loaded('sysvshm')) { throw new \RuntimeException('sysvshm extension is required to use this ItemPool'); } $this->options = $options + ['variableKey' => self::VAR_KEY, 'proj' => self::DEFAULT_PROJ, 'memsize' => self::DEFAULT_MEMSIZE, 'perm' => self::DEFAULT_PERM]; $this->items = []; $this->deferredItems = []; $this->sysvKey = \ftok(__FILE__, $this->options['proj']); } /* * @param mixed $key * @return CacheItemInterface / public function getItem($key) : \Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface { $this->loadItems(); return \current($this->getItems([$key])); // @phpstan-ignore-line } /* * @param array<mixed> $keys * @return iterable<CacheItemInterface> / public function getItems(array $keys = []) : iterable { $this->loadItems(); $items = []; $itemClass = \PHP_VERSION_ID >= 80000 ? \Google\Site_Kit_Dependencies\Google\Auth\Cache\TypedItem::class : \Google\Site_Kit_Dependencies\Google\Auth\Cache\Item::class; foreach ($keys as $key) { $items[$key] = $this->hasItem($key) ? clone $this->items[$key] : new $itemClass($key); } return $items; } /* * {@inheritdoc} / public function hasItem($key) : bool { $this->loadItems(); return isset($this->items[$key]) && $this->items[$key]->isHit(); } /* * {@inheritdoc} / public function clear() : bool { $this->items = []; $this->deferredItems = []; return $this->saveCurrentItems(); } /* * {@inheritdoc} / public function deleteItem($key) : bool { return $this->deleteItems([$key]); } /* * {@inheritdoc} / public function deleteItems(array $keys) : bool { if (!$this->hasLoadedItems) { $this->loadItems(); } foreach ($keys as $key) { unset($this->items[$key]); } return $this->saveCurrentItems(); } /* * {@inheritdoc} / public function save(\Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface $item) : bool { if (!$this->hasLoadedItems) { $this->loadItems(); } $this->items[$item->getKey()] = $item; return $this->saveCurrentItems(); } /* * {@inheritdoc} / public function saveDeferred(\Google\Site_Kit_Dependencies\Psr\Cache\CacheItemInterface $item) : bool { $this->deferredItems[$item->getKey()] = $item; return \true; } /* * {@inheritdoc} / public function commit() : bool { foreach ($this->deferredItems as $item) { if ($this->save($item) === \false) { return \false; } } $this->deferredItems = []; return \true; } /* * Save the current items. * * @return bool true when success, false upon failure / private function saveCurrentItems() { $shmid = \shm_attach($this->sysvKey, $this->options['memsize'], $this->options['perm']); if ($shmid !== \false) { $ret = \shm_put_var($shmid, $this->options['variableKey'], $this->items); \shm_detach($shmid); return $ret; } return \false; } /* * Load the items from the shared memory. * * @return bool true when success, false upon failure */ private function loadItems() { $shmid = \shm_attach($this->sysvKey, $this->options['memsize'], $this->options['perm']); if ($shmid !== \false) { $data = @\shm_get_var($shmid, $this->options['variableKey']); if (!empty($data)) { $this->items = $data; } else { $this->items = []; } \shm_detach($shmid); $this->hasLoadedItems = \true; return \true; } return \false; } }

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