function ts_cache($key, $value = "__secache_get", $expireTime = -1, $type = "secache")
{
if ($type == "secache") {
vendor("secache");
$cache = new secache();
// if(!is_dir(C('Cache_Data'))){
// mk_dir(C('Cache_Data'));
// }
$cache->workat(C('Cache_Data'));
if ($value && $value != "__secache_get") {
//赋值
$var["content"] = $value;
$var["time"] = $expireTime == -1 ? -1 : time() + $expireTime;
return $cache->store(md5($key), $var);
} elseif (!$value) {
//删除
return $cache->delete(md5($key));
} else {
//取值
$cache->fetch(md5($key), $var);
if ($var["time"] < 0 || $var["time"] > time()) {
return $var["content"];
} else {
return false;
}
}
}
//以后还可以扩充memcache接口 ...
}
<?php
require '../secache/secache.php';
$cache = new secache();
$cache->workat('cachedata');
function microtime_float()
{
list($usec, $sec) = explode(" ", microtime());
return (double) $usec + (double) $sec;
}
$begin_time = microtime_float();
for ($i = 0; $i < 1000; $i++) {
$key = md5($i);
//You must *HASH* it by your self
$value = str_repeat('No. <strong>' . $i . '</strong> is <em style="color:red">great</em>! ', rand(1, 10));
// must be a *STRING*
$cache->store($key, $value);
}
echo '<h2>Insert x 1000 = ' . (microtime_float() - $begin_time) . ' ms</h2>';
echo '<hr /><h2>test read</h2>';
for ($i = 0; $i < 1000; $i += 200) {
$key = md5($i);
//You must *HASH* it by your self
if ($cache->fetch($key, $value)) {
echo '<li>' . $key . '=>' . $value . '</li>';
} else {
echo '<li>Data get failed! <b>' . $key . '</b></li>';
}
}
/**
* 添加缓存内容
* @access public
* @param string $key
* @param string $value
* @return Cache_FileSystem
*/
public function add($key, $value)
{
if (strlen($key) > 32) {
$key = md5($key);
}
$time_tag = '<cache:' . time() . '_' . $this->_cache_time . ':cache>';
$value = serialize($value) . $time_tag;
$secache = new secache();
$secache->workat($this->_cache_file);
$secache->store($key, $value);
$this->_cache_time = 0;
return $this;
}
