diff options
Diffstat (limited to 'vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php')
-rw-r--r-- | vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php | 145 |
1 files changed, 136 insertions, 9 deletions
diff --git a/vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php b/vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php index 97f6f2a00..2cc37f907 100644 --- a/vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php +++ b/vendor/simplepie/simplepie/library/SimplePie/Cache/Memcache.php @@ -5,7 +5,7 @@ * A PHP-Based RSS and Atom Feed Framework. * Takes the hard work out of managing a complete RSS/Atom solution. * - * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors + * 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 @@ -41,15 +41,142 @@ * @license http://www.opensource.org/licenses/bsd-license.php BSD License */ -use SimplePie\Cache\Memcache; +/** + * Caches data to memcache + * + * Registered for URLs with the "memcache" protocol + * + * For example, `memcache://localhost:11211/?timeout=3600&prefix=sp_` will + * connect to memcache on `localhost` on port 11211. All tables will be + * prefixed with `sp_` and data will expire after 3600 seconds + * + * @package SimplePie + * @subpackage Caching + * @uses Memcache + */ +class SimplePie_Cache_Memcache implements SimplePie_Cache_Base +{ + /** + * Memcache instance + * + * @var Memcache + */ + 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"); -class_exists('SimplePie\Cache\Memcache'); + $this->cache = new Memcache(); + $this->cache->addServer($this->options['host'], (int) $this->options['port']); + } -// @trigger_error(sprintf('Using the "SimplePie_Cache_Memcache" class is deprecated since SimplePie 1.7, use "SimplePie\Cache\Memcache" instead.'), \E_USER_DEPRECATED); + /** + * 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 $this->cache->set($this->name, serialize($data), MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']); + } -if (\false) { - /** @deprecated since SimplePie 1.7, use "SimplePie\Cache\Memcache" instead */ - class SimplePie_Cache_Memcache extends Memcache - { - } + /** + * Retrieve the data saved to the cache + * + * @return array Data for SimplePie::$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); + + if ($data !== false) + { + // essentially ignore the mtime because Memcache expires on its own + return time(); + } + + return false; + } + + /** + * Set the last modified time to the current time + * + * @return bool Success status + */ + public function touch() + { + $data = $this->cache->get($this->name); + + if ($data !== false) + { + return $this->cache->set($this->name, $data, MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']); + } + + return false; + } + + /** + * Remove the cache + * + * @return bool Success status + */ + public function unlink() + { + return $this->cache->delete($this->name, 0); + } } + +class_alias('SimplePie_Cache_Memcache', 'SimplePie\Cache\Memcache', false); |