127.0.0.1: ページの作成:「 connect('localhost', 6379); * $redis->setPrefix(...」

2015-05-19T18:18:30Z

ページの作成:「 <?php /** * SmartyRedis * * @ex * require_once 'SmartyRedis.php'; * $redis = new SmartyRedis(); * $redis->connect('localhost', 6379); * $redis->setPrefix(...」

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<?php
/**
* SmartyRedis
*
* @ex
* require_once 'SmartyRedis.php';
* $redis = new SmartyRedis();
* $redis->connect('localhost', 6379);
* $redis->setPrefix('CACHE1');
* $smarty = new Smarty();
* $smarty->caching = 1;
* $smarty->cache_handler_func = array($redis, 'cacheHandler');
*/
class SmartyRedis
{
var $_m;
function SmartyRedis()
{
// ref to the redis object
$this->_m = new Redis();
}
function connect($host, $port)
{
$this->_m->connect($host, $port);
}
function setPrefix($prefix)
{
$this->_m->setOption(Redis::OPT_PREFIX, $prefix);
}
function cacheHandler($action, &$smarty_obj, &$cache_content, $tpl_file = null, $cache_id = null, $compile_id = null, $exp_time = null)
{
// the key to store cache_ids under, used for clearing
$key = 'smarty_caches';
// check redis object
if (get_class($this->_m) != 'Redis') {
$smarty_obj->trigger_error("redis_cache_handler: \"$this->_m\" is not a redisd object");
return false;
}
// unique cache id
$cache_id = md5($tpl_file . $cache_id . $compile_id);
switch ($action) {
case 'read':
// grab the key from redisd
$contents = $this->_m->get($cache_id);
// use compression
if ($smarty_obj->use_gzip && function_exists("gzuncompress")) {
$cache_content = gzuncompress($contents);
} else {
$cache_content = $contents;
}
$return = true;
break;
case 'write':
// use compression
if ($smarty_obj->use_gzip && function_exists("gzcompress")) {
$contents = gzcompress($cache_content);
} else {
$contents = $cache_content;
}
// add the cache_id to the $key string
$caches = $this->_m->get($key);
if (!is_array($caches)) {
$caches = array($cache_id);
$this->_m->set($key, $caches);
} else if (!in_array($cache_id, $caches)) {
array_push($caches, $cache_id);
$this->_m->set($key, $caches);
}
// store the value in redisd
$stored = $this->_m->set($cache_id, $contents);
if (!$stored) {
$smarty_obj->trigger_error("redis_cache_handler: set failed.");
}
$return = true;
break;
case 'clear':
if (empty($cache_id) && empty($compile_id) && empty($tpl_file)) {
// get all cache ids
$caches = $this->_m->get($key);
if (is_array($caches)) {
$len = count($caches);
for ($i = 0; $i < $len; $i++) {
// assume no errors
$this->_m->delete($caches[$i]);
}
// delete the cache ids
$this->_m->delete($key);
$result = true;
}
} else {
$result = $this->_m->delete($cache_id);
}
if (!$result) {
$smarty_obj->trigger_error("redis_cache_handler: clear query failed.");
}
$return = true;
break;
default:
// error, unknown action
$smarty_obj->trigger_error("redis_cache_handler: unknown action \"$action\"");
$return = false;
break;
}
return $return;
}
}

Php/Smarty/Redisクラス - 版の履歴

127.0.0.1: ページの作成:「 connect('localhost', 6379); * $redis->setPrefix(...」