'cappay_account', 'type' => 'text', 'value' => ''),
array('name' => 'cappay_key', 'type' => 'text', 'value' => ''),
array('name' => 'cappay_currency', 'type' => 'select', 'value' => 'USD')
);
return;
}
class cappay
{
/**
* 构造函数
*
* @access public
* @param
*
* @return void
*/
function __construct()
{
}
/**
* 生成支付代码
* @param array $order 订单信息
* @param array $payment 支付方式信息
*/
function get_code($order, $payment)
{
$v_rcvname = trim($payment['cappay_account']);
$m_orderid = $order['log_id'];
$v_amount = $order['order_amount'];
$v_moneytype = trim($payment['cappay_currency']);;
$v_url = return_url(basename(__FILE__, '.php'));
$m_ocomment = '欢迎使用首信易支付';
$v_ymd = date('Ymd',time());
/*易支付平台*/
$MD5Key = $payment['cappay_key']; //<--支付密钥--> 注:此处密钥必须与商家后台里的密钥一致
$v_oid = "$v_ymd-$v_rcvname-$m_orderid";
$sourcedata = $v_moneytype.$v_ymd.$v_amount.$v_rcvname.$v_oid.$v_rcvname.$v_url;
$result = $this->hmac_md5($MD5Key,$sourcedata);
$def_url = '';
/*易支付会员通道
$def_url = "';
//易支付手机通道
$def_url = "';
//易支付英文通道
$def_url = "';*/
return $def_url;
}
/**
* 响应操作
*/
function respond()
{
$payment = get_payment(basename(__FILE__, '.php'));
$v_tempdate = explode('-', $_REQUEST['v_oid']);
//接受返回数据验证开始
//v_md5info验证
$md5info_paramet = $_REQUEST['v_oid'].$_REQUEST['v_pstatus'].$_REQUEST['v_pstring'].$_REQUEST['v_pmode'];
$md5info_tem = $this->hmac_md5($payment['cappay_key'],$md5info_paramet);
//v_md5money验证
$md5money_paramet = $_REQUEST['v_amount'].$_REQUEST['v_moneytype'];
$md5money_tem = $this->hmac_md5($payment['cappay_key'],$md5money_paramet);
if ($md5info_tem == $_REQUEST['v_md5info'] && $md5money_tem == $_REQUEST['v_md5money'])
{
//改变订单状态
order_paid($v_tempdate[2]);
return true;
}
else
{
return false;
}
}
function hmac_md5($key, $data)
{
if (extension_loaded('mhash'))
{
return bin2hex(mhash(MHASH_MD5, $data, $key));
}
// RFC 2104 HMAC implementation for php. Hacked by Lance Rushing
$b = 64;
if (strlen($key) > $b)
{
$key = pack('H*', md5($key));
}
$key = str_pad($key, $b, chr(0x00));
$ipad = str_pad('', $b, chr(0x36));
$opad = str_pad('', $b, chr(0x5c));
$k_ipad = $key ^ $ipad;
$k_opad = $key ^ $opad;
return md5($k_opad . pack('H*', md5($k_ipad . $data)));
}
}
?>