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File Content: `Memcached.php`

<?php
/**
 * SimplePie
 *
 * A PHP-Based RSS and Atom Feed Framework.
 * Takes the hard work out of managing a complete RSS/Atom solution.
 *
 * Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 * 	* Redistributions of source code must retain the above copyright notice, this list of
 * 	  conditions and the following disclaimer.
 *
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
 * 	  provided with the distribution.
 *
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
 * 	  to endorse or promote products derived from this software without specific prior
 * 	  written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package SimplePie
 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
 * @author Ryan Parman
 * @author Sam Sneddon
 * @author Ryan McCue
 * @link http://simplepie.org/ SimplePie
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
 */

/**
 * Caches data to memcached
 *
 * Registered for URLs with the "memcached" protocol
 *
 * For example, `memcached://localhost:11211/?timeout=3600&prefix=sp_` will
 * connect to memcached on `localhost` on port 11211. All tables will be
 * prefixed with `sp_` and data will expire after 3600 seconds
 *
 * @package    SimplePie
 * @subpackage Caching
 * @author     Paul L. McNeely
 * @uses       Memcached
 */
class SimplePie_Cache_Memcached implements SimplePie_Cache_Base
{
    /**
     * Memcached instance
     * @var Memcached
     */
    protected $cache;

    /**
     * Options
     * @var array
     */
    protected $options;

    /**
     * Cache name
     * @var string
     */
    protected $name;

    /**
     * Create a new cache object
     * @param string $location Location string (from SimplePie::$cache_location)
     * @param string $name     Unique ID for the cache
     * @param string $type     Either TYPE_FEED for SimplePie data, or TYPE_IMAGE for image data
     */
    public function __construct($location, $name, $type) {
        $this->options = array(
            'host'   => '127.0.0.1',
            'port'   => 11211,
            'extras' => array(
                'timeout' => 3600, // one hour
                'prefix'  => 'simplepie_',
            ),
        );
        $this->options = SimplePie_Misc::array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location));

        $this->name = $this->options['extras']['prefix'] . md5("$name:$type");

        $this->cache = new Memcached();
        $this->cache->addServer($this->options['host'], (int)$this->options['port']);
    }

    /**
     * Save data to the cache
     * @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property
     * @return bool Successfulness
     */
    public function save($data) {
        if ($data instanceof SimplePie) {
            $data = $data->data;
        }

        return $this->setData(serialize($data));
    }

    /**
     * Retrieve the data saved to the cache
     * @return array Data for SimplePie::$data
     */
    public function load() {
        $data = $this->cache->get($this->name);

        if ($data !== false) {
            return unserialize($data);
        }
        return false;
    }

    /**
     * Retrieve the last modified time for the cache
     * @return int Timestamp
     */
    public function mtime() {
        $data = $this->cache->get($this->name . '_mtime');
        return (int) $data;
    }

    /**
     * Set the last modified time to the current time
     * @return bool Success status
     */
    public function touch() {
        $data = $this->cache->get($this->name);
        return $this->setData($data);
    }

    /**
     * Remove the cache
     * @return bool Success status
     */
    public function unlink() {
        return $this->cache->delete($this->name, 0);
    }

    /**
     * Set the last modified time and data to Memcached
     * @return bool Success status
     */
    private function setData($data) {

        if ($data !== false) {
            $this->cache->set($this->name . '_mtime', time(), (int)$this->options['extras']['timeout']);
            return $this->cache->set($this->name, $data, (int)$this->options['extras']['timeout']);
        }

        return false;
    }
}
Name	Size	Permission
.htaccess	276 bytes	0444
Base.php	3419 bytes	0644
DB.php	4693 bytes	0644
File.php	4277 bytes	0644
Memcache.php	4915 bytes	0644
Memcached.php	5386 bytes	0644
MySQL.php	12840 bytes	0644
Redis.php	4077 bytes	0644
File Content: Memcached.php

File Content: `Memcached.php`
