diff --git a/library/smarty/demo/plugins/cacheresource.memcache.php b/library/smarty/demo/plugins/cacheresource.memcache.php new file mode 100644 --- /dev/null +++ b/library/smarty/demo/plugins/cacheresource.memcache.php @@ -0,0 +1,91 @@ +memcache = new Memcache(); + $this->memcache->addServer('127.0.0.1', 11211); + } + + /** + * Read values for a set of keys from cache + * + * @param array $keys list of keys to fetch + * + * @return array list of values with the given keys used as indexes + * @return boolean true on success, false on failure + */ + protected function read(array $keys) { + $_keys = $lookup = array(); + foreach ($keys as $k) { + $_k = sha1($k); + $_keys[] = $_k; + $lookup[$_k] = $k; + } + $_res = array(); + $res = $this->memcache->get($_keys); + foreach ($res as $k => $v) { + $_res[$lookup[$k]] = $v; + } + + return $_res; + } + + /** + * Save values for a set of keys to cache + * + * @param array $keys list of values to save + * @param int $expire expiration time + * + * @return boolean true on success, false on failure + */ + protected function write(array $keys, $expire = null) { + foreach ($keys as $k => $v) { + $k = sha1($k); + $this->memcache->set($k, $v, 0, $expire); + } + + return true; + } + + /** + * Remove values from cache + * + * @param array $keys list of keys to delete + * + * @return boolean true on success, false on failure + */ + protected function delete(array $keys) { + foreach ($keys as $k) { + $k = sha1($k); + $this->memcache->delete($k); + } + + return true; + } + + /** + * Remove *all* values from cache + * + * @return boolean true on success, false on failure + */ + protected function purge() { + $this->memcache->flush(); + } +}