From 04d6d5ca99ebfd1cebb8ce06618fb3811fc1a8aa Mon Sep 17 00:00:00 2001 From: Charles Date: Thu, 9 Jan 2020 10:55:03 +0100 Subject: phpmyadmin working --- .../vendor/symfony/cache/Adapter/ProxyAdapter.php | 269 +++++++++++++++++++++ 1 file changed, 269 insertions(+) create mode 100644 srcs/phpmyadmin/vendor/symfony/cache/Adapter/ProxyAdapter.php (limited to 'srcs/phpmyadmin/vendor/symfony/cache/Adapter/ProxyAdapter.php') diff --git a/srcs/phpmyadmin/vendor/symfony/cache/Adapter/ProxyAdapter.php b/srcs/phpmyadmin/vendor/symfony/cache/Adapter/ProxyAdapter.php new file mode 100644 index 0000000..bccafb3 --- /dev/null +++ b/srcs/phpmyadmin/vendor/symfony/cache/Adapter/ProxyAdapter.php @@ -0,0 +1,269 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\Cache\Adapter; + +use Psr\Cache\CacheItemInterface; +use Psr\Cache\CacheItemPoolInterface; +use Symfony\Component\Cache\CacheItem; +use Symfony\Component\Cache\PruneableInterface; +use Symfony\Component\Cache\ResettableInterface; +use Symfony\Component\Cache\Traits\ContractsTrait; +use Symfony\Component\Cache\Traits\ProxyTrait; +use Symfony\Contracts\Cache\CacheInterface; + +/** + * @author Nicolas Grekas + */ +class ProxyAdapter implements AdapterInterface, CacheInterface, PruneableInterface, ResettableInterface +{ + use ProxyTrait; + use ContractsTrait; + + private $namespace; + private $namespaceLen; + private $createCacheItem; + private $setInnerItem; + private $poolHash; + + public function __construct(CacheItemPoolInterface $pool, string $namespace = '', int $defaultLifetime = 0) + { + $this->pool = $pool; + $this->poolHash = $poolHash = spl_object_hash($pool); + $this->namespace = '' === $namespace ? '' : CacheItem::validateKey($namespace); + $this->namespaceLen = \strlen($namespace); + $this->createCacheItem = \Closure::bind( + static function ($key, $innerItem) use ($defaultLifetime, $poolHash) { + $item = new CacheItem(); + $item->key = $key; + + if (null === $innerItem) { + return $item; + } + + $item->value = $v = $innerItem->get(); + $item->isHit = $innerItem->isHit(); + $item->innerItem = $innerItem; + $item->defaultLifetime = $defaultLifetime; + $item->poolHash = $poolHash; + + // Detect wrapped values that encode for their expiry and creation duration + // For compactness, these values are packed in the key of an array using + // magic numbers in the form 9D-..-..-..-..-00-..-..-..-5F + if (\is_array($v) && 1 === \count($v) && 10 === \strlen($k = key($v)) && "\x9D" === $k[0] && "\0" === $k[5] && "\x5F" === $k[9]) { + $item->value = $v[$k]; + $v = unpack('Ve/Nc', substr($k, 1, -1)); + $item->metadata[CacheItem::METADATA_EXPIRY] = $v['e'] + CacheItem::METADATA_EXPIRY_OFFSET; + $item->metadata[CacheItem::METADATA_CTIME] = $v['c']; + } elseif ($innerItem instanceof CacheItem) { + $item->metadata = $innerItem->metadata; + } + $innerItem->set(null); + + return $item; + }, + null, + CacheItem::class + ); + $this->setInnerItem = \Closure::bind( + /** + * @param array $item A CacheItem cast to (array); accessing protected properties requires adding the "\0*\0" PHP prefix + */ + static function (CacheItemInterface $innerItem, array $item) { + // Tags are stored separately, no need to account for them when considering this item's newly set metadata + if (isset(($metadata = $item["\0*\0newMetadata"])[CacheItem::METADATA_TAGS])) { + unset($metadata[CacheItem::METADATA_TAGS]); + } + if ($metadata) { + // For compactness, expiry and creation duration are packed in the key of an array, using magic numbers as separators + $item["\0*\0value"] = ["\x9D".pack('VN', (int) (0.1 + $metadata[self::METADATA_EXPIRY] - self::METADATA_EXPIRY_OFFSET), $metadata[self::METADATA_CTIME])."\x5F" => $item["\0*\0value"]]; + } + $innerItem->set($item["\0*\0value"]); + $innerItem->expiresAt(null !== $item["\0*\0expiry"] ? \DateTime::createFromFormat('U.u', sprintf('%.6f', $item["\0*\0expiry"])) : null); + }, + null, + CacheItem::class + ); + } + + /** + * {@inheritdoc} + */ + public function get(string $key, callable $callback, float $beta = null, array &$metadata = null) + { + if (!$this->pool instanceof CacheInterface) { + return $this->doGet($this, $key, $callback, $beta, $metadata); + } + + return $this->pool->get($this->getId($key), function ($innerItem, bool &$save) use ($key, $callback) { + $item = ($this->createCacheItem)($key, $innerItem); + $item->set($value = $callback($item, $save)); + ($this->setInnerItem)($innerItem, (array) $item); + + return $value; + }, $beta, $metadata); + } + + /** + * {@inheritdoc} + */ + public function getItem($key) + { + $f = $this->createCacheItem; + $item = $this->pool->getItem($this->getId($key)); + + return $f($key, $item); + } + + /** + * {@inheritdoc} + */ + public function getItems(array $keys = []) + { + if ($this->namespaceLen) { + foreach ($keys as $i => $key) { + $keys[$i] = $this->getId($key); + } + } + + return $this->generateItems($this->pool->getItems($keys)); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function hasItem($key) + { + return $this->pool->hasItem($this->getId($key)); + } + + /** + * {@inheritdoc} + * + * @param string $prefix + * + * @return bool + */ + public function clear(/*string $prefix = ''*/) + { + $prefix = 0 < \func_num_args() ? (string) func_get_arg(0) : ''; + + if ($this->pool instanceof AdapterInterface) { + return $this->pool->clear($this->namespace.$prefix); + } + + return $this->pool->clear(); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function deleteItem($key) + { + return $this->pool->deleteItem($this->getId($key)); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function deleteItems(array $keys) + { + if ($this->namespaceLen) { + foreach ($keys as $i => $key) { + $keys[$i] = $this->getId($key); + } + } + + return $this->pool->deleteItems($keys); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function save(CacheItemInterface $item) + { + return $this->doSave($item, __FUNCTION__); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function saveDeferred(CacheItemInterface $item) + { + return $this->doSave($item, __FUNCTION__); + } + + /** + * {@inheritdoc} + * + * @return bool + */ + public function commit() + { + return $this->pool->commit(); + } + + private function doSave(CacheItemInterface $item, string $method) + { + if (!$item instanceof CacheItem) { + return false; + } + $item = (array) $item; + if (null === $item["\0*\0expiry"] && 0 < $item["\0*\0defaultLifetime"]) { + $item["\0*\0expiry"] = microtime(true) + $item["\0*\0defaultLifetime"]; + } + + if ($item["\0*\0poolHash"] === $this->poolHash && $item["\0*\0innerItem"]) { + $innerItem = $item["\0*\0innerItem"]; + } elseif ($this->pool instanceof AdapterInterface) { + // this is an optimization specific for AdapterInterface implementations + // so we can save a round-trip to the backend by just creating a new item + $f = $this->createCacheItem; + $innerItem = $f($this->namespace.$item["\0*\0key"], null); + } else { + $innerItem = $this->pool->getItem($this->namespace.$item["\0*\0key"]); + } + + ($this->setInnerItem)($innerItem, $item); + + return $this->pool->$method($innerItem); + } + + private function generateItems(iterable $items) + { + $f = $this->createCacheItem; + + foreach ($items as $key => $item) { + if ($this->namespaceLen) { + $key = substr($key, $this->namespaceLen); + } + + yield $key => $f($key, $item); + } + } + + private function getId($key): string + { + CacheItem::validateKey($key); + + return $this->namespace.$key; + } +} -- cgit