1 files changed, 332 insertions, 0 deletions
diff --git a/srcs/phpmyadmin/vendor/symfony/cache/Adapter/PhpArrayAdapter.php b/srcs/phpmyadmin/vendor/symfony/cache/Adapter/PhpArrayAdapter.php
new file mode 100644
index 0000000..b4f13d1
--- /dev/null
+++ b/srcs/phpmyadmin/vendor/symfony/cache/Adapter/PhpArrayAdapter.php
@@ -0,0 +1,332 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * 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\Exception\InvalidArgumentException;
+use Symfony\Component\Cache\PruneableInterface;
+use Symfony\Component\Cache\ResettableInterface;
+use Symfony\Component\Cache\Traits\ContractsTrait;
+use Symfony\Component\Cache\Traits\PhpArrayTrait;
+use Symfony\Contracts\Cache\CacheInterface;
+
+/**
+ * Caches items at warm up time using a PHP array that is stored in shared memory by OPCache since PHP 7.0.
+ * Warmed up items are read-only and run-time discovered items are cached using a fallback adapter.
+ *
+ * @author Titouan Galopin <galopintitouan@gmail.com>
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class PhpArrayAdapter implements AdapterInterface, CacheInterface, PruneableInterface, ResettableInterface
+{
+    use PhpArrayTrait;
+    use ContractsTrait;
+
+    private $createCacheItem;
+
+    /**
+     * @param string           $file         The PHP file were values are cached
+     * @param AdapterInterface $fallbackPool A pool to fallback on when an item is not hit
+     */
+    public function __construct(string $file, AdapterInterface $fallbackPool)
+    {
+        $this->file = $file;
+        $this->pool = $fallbackPool;
+        $this->createCacheItem = \Closure::bind(
+            static function ($key, $value, $isHit) {
+                $item = new CacheItem();
+                $item->key = $key;
+                $item->value = $value;
+                $item->isHit = $isHit;
+
+                return $item;
+            },
+            null,
+            CacheItem::class
+        );
+    }
+
+    /**
+     * This adapter takes advantage of how PHP stores arrays in its latest versions.
+     *
+     * @param string                 $file         The PHP file were values are cached
+     * @param CacheItemPoolInterface $fallbackPool A pool to fallback on when an item is not hit
+     *
+     * @return CacheItemPoolInterface
+     */
+    public static function create($file, CacheItemPoolInterface $fallbackPool)
+    {
+        if (!$fallbackPool instanceof AdapterInterface) {
+            $fallbackPool = new ProxyAdapter($fallbackPool);
+        }
+
+        return new static($file, $fallbackPool);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null)
+    {
+        if (null === $this->values) {
+            $this->initialize();
+        }
+        if (!isset($this->keys[$key])) {
+            get_from_pool:
+            if ($this->pool instanceof CacheInterface) {
+                return $this->pool->get($key, $callback, $beta, $metadata);
+            }
+
+            return $this->doGet($this->pool, $key, $callback, $beta, $metadata);
+        }
+        $value = $this->values[$this->keys[$key]];
+
+        if ('N;' === $value) {
+            return null;
+        }
+        try {
+            if ($value instanceof \Closure) {
+                return $value();
+            }
+        } catch (\Throwable $e) {
+            unset($this->keys[$key]);
+            goto get_from_pool;
+        }
+
+        return $value;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getItem($key)
+    {
+        if (!\is_string($key)) {
+            throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key)));
+        }
+        if (null === $this->values) {
+            $this->initialize();
+        }
+        if (!isset($this->keys[$key])) {
+            return $this->pool->getItem($key);
+        }
+
+        $value = $this->values[$this->keys[$key]];
+        $isHit = true;
+
+        if ('N;' === $value) {
+            $value = null;
+        } elseif ($value instanceof \Closure) {
+            try {
+                $value = $value();
+            } catch (\Throwable $e) {
+                $value = null;
+                $isHit = false;
+            }
+        }
+
+        $f = $this->createCacheItem;
+
+        return $f($key, $value, $isHit);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getItems(array $keys = [])
+    {
+        foreach ($keys as $key) {
+            if (!\is_string($key)) {
+                throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key)));
+            }
+        }
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        return $this->generateItems($keys);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function hasItem($key)
+    {
+        if (!\is_string($key)) {
+            throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key)));
+        }
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        return isset($this->keys[$key]) || $this->pool->hasItem($key);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function deleteItem($key)
+    {
+        if (!\is_string($key)) {
+            throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key)));
+        }
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        return !isset($this->keys[$key]) && $this->pool->deleteItem($key);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function deleteItems(array $keys)
+    {
+        $deleted = true;
+        $fallbackKeys = [];
+
+        foreach ($keys as $key) {
+            if (!\is_string($key)) {
+                throw new InvalidArgumentException(sprintf('Cache key must be string, "%s" given.', \is_object($key) ? \get_class($key) : \gettype($key)));
+            }
+
+            if (isset($this->keys[$key])) {
+                $deleted = false;
+            } else {
+                $fallbackKeys[] = $key;
+            }
+        }
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        if ($fallbackKeys) {
+            $deleted = $this->pool->deleteItems($fallbackKeys) && $deleted;
+        }
+
+        return $deleted;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function save(CacheItemInterface $item)
+    {
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        return !isset($this->keys[$item->getKey()]) && $this->pool->save($item);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function saveDeferred(CacheItemInterface $item)
+    {
+        if (null === $this->values) {
+            $this->initialize();
+        }
+
+        return !isset($this->keys[$item->getKey()]) && $this->pool->saveDeferred($item);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @return bool
+     */
+    public function commit()
+    {
+        return $this->pool->commit();
+    }
+
+    private function generateItems(array $keys): \Generator
+    {
+        $f = $this->createCacheItem;
+        $fallbackKeys = [];
+
+        foreach ($keys as $key) {
+            if (isset($this->keys[$key])) {
+                $value = $this->values[$this->keys[$key]];
+
+                if ('N;' === $value) {
+                    yield $key => $f($key, null, true);
+                } elseif ($value instanceof \Closure) {
+                    try {
+                        yield $key => $f($key, $value(), true);
+                    } catch (\Throwable $e) {
+                        yield $key => $f($key, null, false);
+                    }
+                } else {
+                    yield $key => $f($key, $value, true);
+                }
+            } else {
+                $fallbackKeys[] = $key;
+            }
+        }
+
+        if ($fallbackKeys) {
+            yield from $this->pool->getItems($fallbackKeys);
+        }
+    }
+
+    /**
+     * @throws \ReflectionException When $class is not found and is required
+     *
+     * @internal to be removed in Symfony 5.0
+     */
+    public static function throwOnRequiredClass($class)
+    {
+        $e = new \ReflectionException("Class $class does not exist");
+        $trace = debug_backtrace();
+        $autoloadFrame = [
+            'function' => 'spl_autoload_call',
+            'args' => [$class],
+        ];
+        $i = 1 + array_search($autoloadFrame, $trace, true);
+
+        if (isset($trace[$i]['function']) && !isset($trace[$i]['class'])) {
+            switch ($trace[$i]['function']) {
+                case 'get_class_methods':
+                case 'get_class_vars':
+                case 'get_parent_class':
+                case 'is_a':
+                case 'is_subclass_of':
+                case 'class_exists':
+                case 'class_implements':
+                case 'class_parents':
+                case 'trait_exists':
+                case 'defined':
+                case 'interface_exists':
+                case 'method_exists':
+                case 'property_exists':
+                case 'is_callable':
+                    return;
+            }
+        }
+
+        throw $e;
+    }
+}