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Direktori : /proc/thread-self/root/home2/selectio/www/fms-worksuite/vendor/google/auth/src/ |
Current File : //proc/thread-self/root/home2/selectio/www/fms-worksuite/vendor/google/auth/src/CacheTrait.php |
<?php /* * Copyright 2015 Google Inc. * * 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\Auth; use Psr\Cache\CacheItemPoolInterface; trait CacheTrait { /** * @var int */ private $maxKeyLength = 64; /** * @var array<mixed> */ private $cacheConfig; /** * @var ?CacheItemPoolInterface */ private $cache; /** * Gets the cached value if it is present in the cache when that is * available. * * @param mixed $k * * @return mixed */ private function getCachedValue($k) { if (is_null($this->cache)) { return null; } $key = $this->getFullCacheKey($k); if (is_null($key)) { return null; } $cacheItem = $this->cache->getItem($key); if ($cacheItem->isHit()) { return $cacheItem->get(); } } /** * Saves the value in the cache when that is available. * * @param mixed $k * @param mixed $v * @return mixed */ private function setCachedValue($k, $v) { if (is_null($this->cache)) { return null; } $key = $this->getFullCacheKey($k); if (is_null($key)) { return null; } $cacheItem = $this->cache->getItem($key); $cacheItem->set($v); $cacheItem->expiresAfter($this->cacheConfig['lifetime']); return $this->cache->save($cacheItem); } /** * @param null|string $key * @return null|string */ private function getFullCacheKey($key) { if (is_null($key)) { return null; } $key = $this->cacheConfig['prefix'] . $key; // ensure we do not have illegal characters $key = preg_replace('|[^a-zA-Z0-9_\.!]|', '', $key); // Hash keys if they exceed $maxKeyLength (defaults to 64) if ($this->maxKeyLength && strlen($key) > $this->maxKeyLength) { $key = substr(hash('sha256', $key), 0, $this->maxKeyLength); } return $key; } }