php针对cookie操作的队列操作类实例

public function __construct($length,$server_arr)
{
$this->length = $length;
$this->server_arr = $server_arr;
}

public function getServerArr()
{
return $this->server_arr;
}

public function set($server_name)
{
self::push($server_name);
}

private function push($server_name)
{
//有重复的记录，把重复的删掉
if(self::isServerExist($server_name)){
self::removeRepeat($server_name);
}else{
if(self::isFull()){
//如果已经满了，要把队列最后一个记录删掉
array_pop($this->server_arr);
}
}
//如果队列为空，先置为空数组
if(emptyempty($this->server_arr))
$this->server_arr = array();
//向队列头添加数据
array_unshift($this->server_arr,$server_name);
}

private function isFull()
{
if(is_array($this->server_arr) && (count($this->server_arr) >= $this->length))
return true;
return false;
}

private function isServerExist($server_name)
{
if(is_array($this->server_arr) && in_array($server_name,$this->server_arr))
return true;
return false;
}

private function removeRepeat($server_name)
{
if(is_array($this->server_arr) && in_array($server_name,$this->server_arr))
{
foreach($this->server_arr as $key=>$value)
{
if($server_name == $value)
{
$this->array_remove($this->server_arr,$key);
}
}
}
}

private function array_remove(&$arr,$offset) {
array_splice ( $arr,$offset,1 );
}
}/}}}/require_once('queue_svc.php');
class CookieSvc
{/{{{/
const COOKIE_KEY = "GAME_SERVER";

const SEPARATE = "|";

const COOKIE_LENGTH = "2";

public function getCookieArr()
{/{{{/
$server_str = $_COOKIE[self::COOKIE_KEY];
$server_str = $_COOKIE['GAME_SERVER'];
if($server_str == ''){
$result = array();
}else{
$result = explode(self::SEPARATE,$server_str);
}
return $result;
}/}}}/

public function set($cookie_id)
{/{{{/
$server_arr = self::getCookieArr();
if($cookie_id != false)
{
$que = new QueueSvc(self::COOKIE_LENGTH,$server_arr);
$que->set($cookie_id);
$server_new = $que->getServerArr();
if(is_array($server_new))
{
$cookie_str = implode(self::SEPARATE,$server_new);
setcookie(self::COOKIE_KEY,$cookie_str,'/');
}
}
}/}}}/
}/}}}/