<?php
/*
* 处理回调参数$top_parameters
* 将其转换成数组，并可用get型函数各参数的值
*/
/**
* Description of Parameter
*
* @author 张永军
*/
class Parameter {
    
        private $parametersArray;//top_parameters解析后存在此数组中
        public function __construct($top_parameters) {  
                //$paramArray[]=new ArrayObject;
                $param = explode('&', base64_decode($top_parameters));
                foreach ($param as $key => $value) {
                        $s=explode('=', $value);
                        $paramArray[$s[0]]=$s[1];
                }
                $this->parametersArray= $paramArray;
        }
        
        public function getParamArray()
        {
                return $this->parametersArray;
        }
        
        public function getVisitorId()
        {
                return $this->parametersArray['visitor_id'];
        }
        
        public function getVisitorNick()
        {
                return $this->parametersArray['visitor_nick'];
        }
        
         public function getVisitorRole()
        {
                return $this->parametersArray['visitor_role'];
        }  
}
?>

<php
$top_appkey = $_GET['top_appkey'];
$top_parameters = $_GET['top_parameters'];
$top_session = $_GET['top_session'];
$top_sign = $_GET['top_sign'];

$secret = 'xxxxxxx'; // 别忘了改成你自己的

$md5 = md5( $top_appkey . $top_parameters . $top_session . $secret, true );
$sign = base64_encode( $md5 );

if ( $sign != $top_sign ) {
echo "signature invalid.";
exit();
}

$parameters = array();
parse_str( base64_decode( $top_parameters ), $parameters );

$now = time();
$ts = $parameters['ts'] / 1000;
if ( $ts > ( $now + 60 * 10 ) || $now > ( $ts + 60 * 30 ) ) {
echo "request out of date.";
exit();
}

echo "welcome {$parameters['visitor_nick']}.";
>

好处:

文件说明;

函数:

示例:

更新日记: