v 1.4.0

- Updated local libraries - PHP 7.1 support - New, proper caching method - Special cache folder
2017-01-29 22:56:17 +01:00
parent af2d44a713
commit 1ffaee0730
110 changed files with 8445 additions and 4370 deletions
@@ -0,0 +1,177 @@
+<?php
+/**
+ *
+ * This file is part of phpFastCache.
+ *
+ * @license MIT License (MIT)
+ *
+ * For full copyright and license information, please see the docs/CREDITS.txt file.
+ *
+ * @author Khoa Bui (khoaofgod)  <khoaofgod@gmail.com> http://www.phpfastcache.com
+ * @author Georges.L (Geolim4)  <contact@geolim4.com>
+ *
+ */
+
+namespace phpFastCache\Drivers\Leveldb;
+
+use LevelDB as LeveldbClient;
+use phpFastCache\Core\DriverAbstract;
+use phpFastCache\Core\PathSeekerTrait;
+use phpFastCache\Core\StandardPsr6StructureTrait;
+use phpFastCache\Entities\driverStatistic;
+use phpFastCache\Exceptions\phpFastCacheDriverCheckException;
+use phpFastCache\Exceptions\phpFastCacheDriverException;
+use phpFastCache\Util\Directory;
+use Psr\Cache\CacheItemInterface;
+
+/**
+ * Class Driver
+ * @package phpFastCache\Drivers
+ */
+class Driver extends DriverAbstract
+{
+    use PathSeekerTrait;
+
+    const LEVELDB_FILENAME = '.database';
+
+    /**
+     * @var LeveldbClient Instance of driver service
+     */
+    public $instance;
+
+    /**
+     * Driver constructor.
+     * @param array $config
+     * @throws phpFastCacheDriverException
+     */
+    public function __construct(array $config = [])
+    {
+        $this->setup($config);
+
+        if (!$this->driverCheck()) {
+            throw new phpFastCacheDriverCheckException(sprintf(self::DRIVER_CHECK_FAILURE, $this->getDriverName()));
+        } else {
+            $this->driverConnect();
+        }
+    }
+
+    /**
+     * @return string
+     * @throws \phpFastCache\Exceptions\phpFastCacheCoreException
+     */
+    public function getLeveldbFile()
+    {
+        return $this->getPath() . '/' . self::LEVELDB_FILENAME;
+    }
+
+    /**
+     * @return bool
+     */
+    public function driverCheck()
+    {
+        return extension_loaded('Leveldb');
+    }
+
+    /**
+     * @param \Psr\Cache\CacheItemInterface $item
+     * @return mixed
+     * @throws \InvalidArgumentException
+     */
+    protected function driverWrite(CacheItemInterface $item)
+    {
+        /**
+         * Check for Cross-Driver type confusion
+         */
+        if ($item instanceof Item) {
+            return $this->instance->set($item->getKey(), $this->encode($this->driverPreWrap($item)));
+        } else {
+            throw new \InvalidArgumentException('Cross-Driver type confusion detected');
+        }
+    }
+
+    /**
+     * @param \Psr\Cache\CacheItemInterface $item
+     * @return mixed
+     */
+    protected function driverRead(CacheItemInterface $item)
+    {
+        $val = $this->instance->get($item->getKey());
+        if ($val == false) {
+            return null;
+        } else {
+            return $this->decode($val);
+        }
+    }
+
+    /**
+     * @param \Psr\Cache\CacheItemInterface $item
+     * @return bool
+     * @throws \InvalidArgumentException
+     */
+    protected function driverDelete(CacheItemInterface $item)
+    {
+        /**
+         * Check for Cross-Driver type confusion
+         */
+        if ($item instanceof Item) {
+            return $this->instance->delete($item->getKey());
+        } else {
+            throw new \InvalidArgumentException('Cross-Driver type confusion detected');
+        }
+    }
+
+    /**
+     * @return bool
+     */
+    protected function driverClear()
+    {
+        if ($this->instance instanceof LeveldbClient) {
+            $this->instance->close();
+            $this->instance = null;
+        }
+        $result = LeveldbClient::destroy($this->getLeveldbFile());
+        $this->driverConnect();
+
+        return $result;
+    }
+
+    /**
+     * @return bool
+     */
+    protected function driverConnect()
+    {
+        if ($this->instance instanceof LeveldbClient) {
+            throw new \LogicException('Already connected to Leveldb database');
+        } else {
+            $this->instance = $this->instance ?: new LeveldbClient($this->getLeveldbFile());
+        }
+    }
+
+    /********************
+     *
+     * PSR-6 Extended Methods
+     *
+     *******************/
+
+    /**
+     * @return driverStatistic
+     */
+    public function getStats()
+    {
+        return (new driverStatistic())
+          ->setData(implode(', ', array_keys($this->itemInstances)))
+          ->setInfo('Number of files used to build the cache: ' . Directory::getFileCount($this->getLeveldbFile()))
+          ->setSize(Directory::dirSize($this->getLeveldbFile()));
+    }
+
+    /**
+     * Close connection on destruct
+     */
+    public function __destruct()
+    {
+        if ($this->instance instanceof LeveldbClient) {
+            $this->instance->close();
+            $this->instance = null;
+        }
+    }
+}
@@ -0,0 +1,63 @@
+<?php
+/**
+ *
+ * This file is part of phpFastCache.
+ *
+ * @license MIT License (MIT)
+ *
+ * For full copyright and license information, please see the docs/CREDITS.txt file.
+ *
+ * @author Khoa Bui (khoaofgod)  <khoaofgod@gmail.com> http://www.phpfastcache.com
+ * @author Georges.L (Geolim4)  <contact@geolim4.com>
+ *
+ */
+
+namespace phpFastCache\Drivers\Leveldb;
+
+use phpFastCache\Cache\ExtendedCacheItemInterface;
+use phpFastCache\Cache\ExtendedCacheItemPoolInterface;
+use phpFastCache\Cache\ItemBaseTrait;
+use phpFastCache\Drivers\Leveldb\Driver as LeveldbDriver;
+
+/**
+ * Class Item
+ * @package phpFastCache\Drivers\Leveldb
+ */
+class Item implements ExtendedCacheItemInterface
+{
+    use ItemBaseTrait;
+
+    /**
+     * Item constructor.
+     * @param \phpFastCache\Drivers\Leveldb\Driver $driver
+     * @param $key
+     * @throws \InvalidArgumentException
+     */
+    public function __construct(LeveldbDriver $driver, $key)
+    {
+        if (is_string($key)) {
+            $this->key = $key;
+            $this->driver = $driver;
+            $this->driver->setItem($this);
+            $this->expirationDate = new \DateTime();
+        } else {
+            throw new \InvalidArgumentException(sprintf('$key must be a string, got type "%s" instead.', gettype($key)));
+        }
+    }
+
+    /**
+     * @param ExtendedCacheItemPoolInterface $driver
+     * @throws \InvalidArgumentException
+     * @return static
+     */
+    public function setDriver(ExtendedCacheItemPoolInterface $driver)
+    {
+        if ($driver instanceof LeveldbDriver) {
+            $this->driver = $driver;
+
+            return $this;
+        } else {
+            throw new \InvalidArgumentException('Invalid driver instance');
+        }
+    }
+}