用织梦做了个装饰网站，客户要求财付通支付，上网找了下，不是要买就是要钱，只有自己写了。
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代码如下：
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if(!defined('DEDEINC'))?exit('Request?Error!');
/**
?*财付通接口类
?*/
class?tenpay
{
????var?$dsql;
????var?$mid;
????var?$reqURL_onLine?=?"http://www.tenpay.com";
????var?$return_url='/plus/carbuyaction.php?dopost=return';?//返回处理地址
????/**
????*?构造函数
????*
????*?@access??public
????*?@param
????*
????*?@return?void
????*/
????function?tenpay()
????{
????????global?$dsql;
????????$this->dsql?=?$dsql;
????}
????function?__construct()
????{
????????$this->tenpay();
????}
????/**
?????*??设定接口会送地址
?????*
?????*??例如:?$this->SetReturnUrl($cfg_basehost."/tuangou/control/index.php?ac=pay&orderid=".$p2_Order)
?????*
?????*?@param?????string??$returnurl??会送地址
?????*?@return????void
?????*/
????function?SetReturnUrl($returnurl='')
????{
????????if?(!empty($returnurl))
????????{
????????????$this->return_url?=?$returnurl;
????????}
????}
????/**
????*?生成支付代码
????*?@param???array???$order??????订单信息
????*?@param???array???$payment????支付方式信息
????*/
????function?GetCode($order,?$payment)
????{
????????global?$cfg_basehost,$cfg_cmspath;
????????//对于二级目录的处理
????????if(!empty($cfg_cmspath))?$cfg_basehost?=?$cfg_basehost.'/'.$cfg_cmspath;
??????????$partner??????=??$payment['tenpay_account'];
??????????$out_trade_no?=?$order['out_trade_no'];
??????????$total_fee?=?floatval($order['price'])?*?100;
???????????$body?=?$order['out_trade_no'];
???????????$attach?=?'';
???????????$bank_type?=?'DEFAULT';
????????????/*?交易类型：2、虚拟交易，1、实物交易?*/
?????????$trans_type?=?1;
?????????$trade_mode=empty($payment['tenpay_pay_method'])???'1'?:?$payment['tenpay_pay_method'];
???????$parameter?=?array(
????????????'partner'??????????????=>?$partner,
????????????'out_trade_no'?????????=>?$out_trade_no,???????????????????????????//订单号
????????????'total_fee'????????????=>?$total_fee,??????????????????????????????//总金额
????????????'notify_url'???????????=>?$cfg_basehost.$this->return_url."&code=".$payment['code'],??//返回地址
????????????'return_url'???????????=>?$cfg_basehost.$this->return_url."&code=".$payment['code'],?//提醒地址
????????????'body'?????????????????=>?$body,????????????????????????????//交易描述
????????????'bank_type'????????????=>?$bank_type,???????????????????????//交易类型??默认财付通
????????????//用户ip
????????????'spbill_create_ip'?????=>?$_SERVER['REMOTE_ADDR'],??????????//交易ip
????????????'fee_type'?????????????=>?'1',????????????????????????//币种??1?人民币
????????????'subject'??????????????=>?$body,????????????????????????????//商品名称
????????????//系统可选参数
????????????'sign_type'????????????=>?'MD5',????????????????????????????//加密方式
????????????'service_version'??????=>?'1.0',????????????????????????????//接口版本号?默认1.0
????????????'input_charset'????????=>?'UTF-8',?????????????????????????//系统编码??'GBK'
????????????'sign_key_index'???????=>?'1',??????????????????????????????//密钥序号
????????????//业务可选参数
????????????'attach'???????????????=>?$attach,????????????//附加数据?原样返回??默认为空
????????????'product_fee'??????????=>?'',?????????????????//商品费用
????????????'transport_fee'????????=>?'0',????????????????//物流费用
????????????'time_start'???????????=>?date("YmdHis"),?????//订单生成时间???date("YmdHis")
????????????'time_expire'??????????=>?'',?????????????????//订单失效时间
????????????'buyer_id'?????????????=>?'',?????????????????//买方财付通帐号
????????????'goods_tag'????????????=>?'',?????????????????//商品标记
????????????'trade_mode'???????????=>?$trade_mode,????????//交易模式（1.即时到帐模式，2.中介担保模式，3.后台选择（卖家进入支付中心列表选择））
????????????'transport_desc'???????=>?'',?????????????????//物流说明
????????????'trans_type'???????????=>?$trans_type,????????//交易类型
????????????'agentid'??????????????=>?'',?????????????????//平台ID
????????????'agent_type'???????????=>?'',?????????????????//代理模式（0.无代理，1.表示卡易售模式，2.表示网店模式）
????????????'seller_id'????????????=>?''??????????????????//卖家商户号
????????);
????????ksort($parameter);
????????reset($parameter);
????????$param?=?'';
????????$sign??=?'';
????????foreach?($parameter?AS?$key?=>?$val)
????????{
????????????$param?.=?"$key="?.urlencode($val).?"&";
????????????if(""?!=?$val?&&?"sign"?!=?$key)?{
????????????????$sign??.=?"$key=$val&";
????????????}
????????}
????????$param?=?substr($param,?0,?-1);
????????$sign?.=?"key=".$payment['tenpay_key'];
????????$sign?=?strtolower(md5($sign));??
????????$button?=?'
'&sign='.$sign.'">
????????return?$button;
????/*?清空购物车?*/
????????require_once?DEDEINC.'/shopcar.class.php';
????????$cart?????=?new?MemberShops();
????????$cart->clearItem();
????????$cart->MakeOrders();
????????return?$button;
????}
????/**
????*?响应操作
????*/
????function?respond()
????{
????????/*?引入配置文件?*/
????????$code?=?preg_replace(?"#[^0-9a-z-]#i",?"",?$_GET['code']?);
????????require_once?DEDEDATA.'/payment/'.$code.'.php';
????????$attach?????????=?$_GET['attach'];
????????$trade_state????=?$_GET['trade_state'];
????????$total_fee??????=?$_GET['total_fee'];
????????$out_trade_no?=?trim($_GET['out_trade_no']);
?if(preg_match?("/S-P[0-9]+RN[0-9]/",$order_sn))?{
????????????//检查支付金额是否相符
????????????$row?=?$this->dsql->GetOne("SELECT?*?FROM?ym_shops_orders?WHERE?oid?=?'{$order_sn}'");
????????????if?($row['priceCount']?!=?$_GET['total_fee'])
????????????{
????????????????return?$msg?=?"支付失败，支付金额与商品总价不相符!";
????????????}
????????????$this->mid?=?$row['userid'];
??????????/*?检查数字签名是否正确?*/
????????ksort($_GET);
????????reset($_GET);
???????$sign?=?'';
????????foreach?($_GET?AS?$key?=>?$val)
????????{
????????????if(""?!=?$val?&&?"sign"?!=?$key?&&?$key?!=?'code')?{
????????????????$sign??.=?"$key=$val&";
????????????}
????????}
???????????$sign?.=?"key=".$payment['tenpay_key'];
??if(strtolower(md5($sign))==strtolower($_GET['sign']))
{
????????????if($trade_state==0)
????????????{??????
?????????????????????/*?改变订单状态?*/
???????????????if($this->success_db($out_trade_no))??
???????????????return?$msg?=?"支付成功!
}
else{
???//return?$msg?=?"支付失败!
???}
????/*处理物品交易*/
????function?success_db($order_sn)
????{
????????$time=time();
????????$mid=$this->mid;
????????//获取订单信息，检查订单的有效性
????????$row?=?$this->dsql->GetOne("SELECT?state,priceCount?FROM?ym_shops_orders?WHERE?oid='$order_sn'?");
????????if($row['state']?>?0)
????????{
????????????return?TRUE;
????????}??
????????/*?改变订单状态_支付成功?*/
????????$sql?=?"UPDATE?`ym_shops_orders`?SET?`state`='1'?WHERE?`oid`='$order_sn'?AND?`userid`='".$this->mid."'";
????????if($this->dsql->ExecuteNoneQuery($sql))
????????{
????????????$this->log_result("verify_success,订单号:".$order_sn);?//将验证结果存入文件
????????????return?TRUE;
????????}?else?{
????????????$this->log_result?("verify_failed,订单号:".$order_sn);//将验证结果存入文件
????????????return?FALSE;
????????}
????}
????function??log_result($word)?{
????????global?$cfg_cmspath;
????????$fp?=?fopen(dirname(__FILE__)."/../../data/payment/log.txt","a");
????????flock($fp,?LOCK_EX)?;
????????fwrite($fp,$word.",执行日期:".strftime("%Y-%m-%d?%H:%I:%S",time())."rn");
????????flock($fp,?LOCK_UN);
????????fclose($fp);
????}
}
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