diff options
| author | Michael Save <savetheinternet@tinyboard.org> | 2012-03-14 21:44:41 +1100 |
|---|---|---|
| committer | Michael Save <savetheinternet@tinyboard.org> | 2012-03-14 21:48:31 +1100 |
| commit | 2a760de2896a02af98caa013537166b5d3fcc717 (patch) | |
| tree | 1fccf2193f881239a0424fdd5fdb67f9e320a033 /inc/contrib/minify/Minify/Cache/Memcache.php | |
| parent | 60aab92f47e651b214f0b993aab03d08e033134e (diff) | |
Multiple changes.
Added $config['minify_js'] to compress Javascript with minify
Added $config['additional_javascript_compile'] to put all Javascript files/addons into one file.
Moved delete/report post controls to a shared template.
Ability to have different Javascript files between boards.
Diffstat (limited to 'inc/contrib/minify/Minify/Cache/Memcache.php')
| -rwxr-xr-x | inc/contrib/minify/Minify/Cache/Memcache.php | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/inc/contrib/minify/Minify/Cache/Memcache.php b/inc/contrib/minify/Minify/Cache/Memcache.php new file mode 100755 index 00000000..72bf454b --- /dev/null +++ b/inc/contrib/minify/Minify/Cache/Memcache.php @@ -0,0 +1,140 @@ +<?php +/** + * Class Minify_Cache_Memcache + * @package Minify + */ + +/** + * Memcache-based cache class for Minify + * + * <code> + * // fall back to disk caching if memcache can't connect + * $memcache = new Memcache; + * if ($memcache->connect('localhost', 11211)) { + * Minify::setCache(new Minify_Cache_Memcache($memcache)); + * } else { + * Minify::setCache(); + * } + * </code> + **/ +class Minify_Cache_Memcache { + + /** + * Create a Minify_Cache_Memcache object, to be passed to + * Minify::setCache(). + * + * @param Memcache $memcache already-connected instance + * + * @param int $expire seconds until expiration (default = 0 + * meaning the item will not get an expiration date) + * + * @return null + */ + public function __construct($memcache, $expire = 0) + { + $this->_mc = $memcache; + $this->_exp = $expire; + } + + /** + * Write data to cache. + * + * @param string $id cache id + * + * @param string $data + * + * @return bool success + */ + public function store($id, $data) + { + return $this->_mc->set($id, "{$_SERVER['REQUEST_TIME']}|{$data}", 0, $this->_exp); + } + + + /** + * Get the size of a cache entry + * + * @param string $id cache id + * + * @return int size in bytes + */ + public function getSize($id) + { + if (! $this->_fetch($id)) { + return false; + } + return (function_exists('mb_strlen') && ((int)ini_get('mbstring.func_overload') & 2)) + ? mb_strlen($this->_data, '8bit') + : strlen($this->_data); + } + + /** + * Does a valid cache entry exist? + * + * @param string $id cache id + * + * @param int $srcMtime mtime of the original source file(s) + * + * @return bool exists + */ + public function isValid($id, $srcMtime) + { + return ($this->_fetch($id) && ($this->_lm >= $srcMtime)); + } + + /** + * Send the cached content to output + * + * @param string $id cache id + */ + public function display($id) + { + echo $this->_fetch($id) + ? $this->_data + : ''; + } + + /** + * Fetch the cached content + * + * @param string $id cache id + * + * @return string + */ + public function fetch($id) + { + return $this->_fetch($id) + ? $this->_data + : ''; + } + + private $_mc = null; + private $_exp = null; + + // cache of most recently fetched id + private $_lm = null; + private $_data = null; + private $_id = null; + + /** + * Fetch data and timestamp from memcache, store in instance + * + * @param string $id + * + * @return bool success + */ + private function _fetch($id) + { + if ($this->_id === $id) { + return true; + } + $ret = $this->_mc->get($id); + if (false === $ret) { + $this->_id = null; + return false; + } + list($this->_lm, $this->_data) = explode('|', $ret, 2); + $this->_id = $id; + return true; + } +} |
