.NET C#支付宝条码支付接口详解

支付宝条码支付接口使用，供大家参考，具体内容如下

应用场景实例

收银员使用扫码设备读取用户支付宝钱包“付款码”后，将二维码或条码信息通过本接口上送至支付宝发起支付。

sdk下载

支付宝提供3种开发语言的sdk，选择自己的开发语言下载，项目中会有很多示例。本文选择.net2010版本。

将sdk项目中的aopsdk.dll文件引用到自己的项目中。

支付类代码

简略版 数据需自行获取　

public class toalipaybll
{
private static readonly toalipaydal dal = new toalipaydal();
static iaopclient client = null;
public static bool checkvalidationresult(object sender, x509certificate certificate, x509chain chain, sslpolicyerrors errors)
{
//直接确认，否则打不开 
return true;
}
/// <summary>
/// 支付宝条码支付
/// </summary>
/// <param name="osaleh_osalehid"></param>
/// <param name="txtpaymentcode">付款码</param>
/// <param name="ordertype"></param>
/// <param name="user"></param>
/// <returns></returns>
public static responsedto getalipayrequestexecute(string osaleh_osalehid, string str_osaled_osaledid, string txtpaymentcode, string ordertype, usersentity user)
{
responsedto resp = new responsedto();
try
{
//请根据实际请求需要biz_content参数
#region biz_content参数
orderlistmodel orderlist = new orderlistmodel();
list<productdetailmodel> goodslist = new list<productdetailmodel>();
stringbuilder param = new stringbuilder();
//商户订单号
string out_trade_no = system.datetime.now.tostring("yyyymmddhhmmss") + "0000" + osaleh_osalehid; //商户唯一订单号
orderlist.out_trade_no = out_trade_no;
//支付场景
orderlist.scene = "bar_code";
//支付授权码
orderlist.auth_code = txtpaymentcode;
//卖家支付宝用户id
orderlist.seller_id = "";
//订单总金额
//orderlist.total_amount = osaled_amount.tostring("#0.00");
//商品明细
string goodsname = string.empty;
bool isflag = true;
foreach (var item in osaledlist)
{
productdetailmodel detailmodel = new productdetailmodel();
detailmodel.goods_id = "0";
detailmodel.goods_name = "default";
detailmodel.quantity = ((int)item.osaled_qty).tostring();
detailmodel.price = item.osaled_amount.tostring("#0.00");
detailmodel.goods_category = "";
goodslist.add(detailmodel);
}
orderlist.goods_detail = goodslist;
//订单标题
orderlist.subject = goodsname;
//订单描述
orderlist.body = "";
//商户操作员编号
orderlist.operator_id = user.user_employeeno;
//商户门店编号
orderlist.store_id = "";
//支付宝店铺编号
orderlist.alipay_store_id = "";
//机具终端编号
orderlist.terminal_id = "";
//支付超时时间
string expire_time = system.datetime.now.addminutes(30).tostring("yyyy-mm-dd hh:mm:ss");
orderlist.time_expire = expire_time;
#endregion biz_content参数
string biz_content = formattojson.serialize(orderlist);
storeentity store = storebll.getstoreentitybystore_code(user.user_company);
//开发者的appid
string alipay_appid = "";
confighelper.alipay_merchant_private_key = string.format(confighelper.alipay_merchant_private_key, store.area_code);
confighelper.alipay_public_key = string.format(confighelper.alipay_public_key, store.area_code);
servicepointmanager.servercertificatevalidationcallback = new system.net.security.remotecertificatevalidationcallback(checkvalidationresult);
client = new defaultaopclient(confighelper.alipay_serverurl, alipay_appid, confighelper.alipay_merchant_private_key, "json", confighelper.alipay_version,
confighelper.alipay_sign_type, confighelper.alipay_public_key, confighelper.alipay_charset);
alipaytradepayresponse payresponse = pay(biz_content);
string result = payresponse.body;
if (payresponse != null)
{
switch (payresponse.code)
{
case toalipayresultcode.success://支付成功
//业务处理
resp.message = "支付成功";
resp.status = true;
break;
case toalipayresultcode.inrrocess://业务处理中
stringbuilder sb1 = new stringbuilder();
sb1.append("{\"out_trade_no\":\"" + out_trade_no + "\"}");
//调用查询接口需要进行轮询订单支付结果
alipaytradequeryresponse queryresponse = loopquery(sb1.tostring()); //用订单号trade_no进行轮询也是可以的。
if (queryresponse != null)
{
if (queryresponse.code == toalipayresultcode.success)
{
//支付成功或交易结束
if (queryresponse.tradestatus == "trade_success" || queryresponse.tradestatus == "trade_finished")
{
//业务处理
resp.message = "支付成功";
resp.status = true;
}
else
{
//支付超时
resp.message = "支付超时";
resp.status = false;
}
}
else
{
//支付失败
resp.message = "支付失败，错误代码：" + queryresponse.subcode + "。描述：" + queryresponse.submsg;
resp.status = false;
}
}
break;
case toalipayresultcode.fail:
stringbuilder sb2 = new stringbuilder();
sb2.append("{\"out_trade_no\":\"" + out_trade_no + "\"}");
alipaytradecancelresponse cancelresponse = cancel(sb2.tostring());
if (!string.isnullorempty(cancelresponse.subcode))
{
resp.message = "支付失败，错误代码：" + cancelresponse.subcode + "。描述：" + cancelresponse.submsg;
}
else
{
resp.message = "支付失败，错误代码：" + payresponse.subcode + "。描述：" + payresponse.submsg;
}
//支付失败
resp.status = false;
break;
}
}
}
else
{
resp.message = "操作失败，未查询到订单信息，请联系管理员！";
resp.status = false;
}
}
catch (exception ex)
{
exceptionlog.toalipaylog(ex.message);//记录日志
resp.message = ex.message;
resp.status = false;
}
return resp;
}
private static alipaytradepayresponse pay(string biz_content)
{
alipaytradepayrequest payrequst = new alipaytradepayrequest();
payrequst.bizcontent = biz_content;
alipaytradepayresponse payresponse = client.execute(payrequst);
return payresponse;
}
private static alipaytradecancelresponse cancel(string biz_content)
{
alipaytradecancelrequest cancelrequest = new alipaytradecancelrequest();
cancelrequest.bizcontent = biz_content;
alipaytradecancelresponse cancelresponse = client.execute(cancelrequest);
if (null != cancelresponse)
{
if (cancelresponse.code == toalipayresultcode.fail && cancelresponse.retryflag == "y")
{
// 新开一个线程重试撤销
parameterizedthreadstart parstart = new parameterizedthreadstart(cancelorderretry);
thread mythread = new thread(parstart);
object o = biz_content;
mythread.start(o);
}
}
return cancelresponse;
}
private static void cancelorderretry(object o)
{
int retrycount = 10;
for (int i = 0; i < retrycount; ++i)
{
thread.sleep(5000);
alipaytradecancelrequest cancelrequest = new alipaytradecancelrequest();
cancelrequest.bizcontent = o.tostring();
alipaytradecancelresponse cancelresponse = client.execute(cancelrequest);
if (null != cancelresponse)
{
if (cancelresponse.code == toalipayresultcode.fail)
{
if (cancelresponse.retryflag == "n")
{
break;
}
}
if ((cancelresponse.code == toalipayresultcode.success))
{
break;
}
}
}
}
private static alipaytradequeryresponse loopquery(string biz_content)
{
alipaytradequeryrequest payrequst = new alipaytradequeryrequest();
payrequst.bizcontent = biz_content;
dictionary<string, string> paramsdict = (dictionary<string, string>)payrequst.getparameters();
alipaytradequeryresponse payresponse = null;
for (int i = 1; i <= 6; i++)
{
thread.sleep(5000);
payresponse = client.execute(payrequst);
if (string.compare(payresponse.code, toalipayresultcode.success, false) == 0)
{
if (payresponse.tradestatus == "trade_finished"
|| payresponse.tradestatus == "trade_success"
|| payresponse.tradestatus == "trade_closed")
// return payresponse;
break;
}
}
//未付款交易超时或等待超时。
if (payresponse.code == toalipayresultcode.fail || payresponse.tradestatus == "trade_closed" || payresponse.tradestatus == "wait_buyer_pay")
{
//撤销订单
stringbuilder param = new stringbuilder();
param.append("{\"out_trade_no\":\"" + payresponse.outtradeno + "\"}");
biz_content = param.tostring();
cancel(biz_content);
}
return payresponse;
}
}

前端效果图

扫描枪自动提交，input输入框内“onkeyup=()”方法即可。

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