C#.net 支付宝接口

生成URL链接

using System;
2

using System.Data;
3

using System.Configuration;
4

using System.Collections;
5

using System.Web;
6

using System.Web.Security;
7

using System.Web.UI;
8

using System.Web.UI.WebControls;
9

using System.Web.UI.WebControls.WebParts;
10

using System.Web.UI.HtmlControls;
11

using System.Text;
12

public partial class pay : System.Web.UI.Page
14

{
15

protected void Page_Load(object sender, EventArgs e)
16

{
17

Encoding gb2312 = Encoding.GetEncoding("gb2312");
18

Response.ContentEncoding = gb2312;
19

Request.ContentEncoding = gb2312;
20

}
21

protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
22

{
23

if (Request.Cookies[FormsAuthentication.FormsCookieName] != null)
24

{
25

Vlike_DB_read a = new Vlike_DB_read();
26

string zfb_ddh=a.get_zfb_id(Membership.GetUser().UserName,Convert.ToInt32(DropDownList1.SelectedValue));
27

Response.Redirect(img("0001", "包月", "影视包月 10元/月", zfb_ddh, "10.00", Membership.GetUser().UserName.ToUpper(), DropDownList1.SelectedValue));
28

}
29

else
30

{
31

Response.Write("<script type='text/javascript'>alert('请先登陆!');</script>");
32

}
33

}
34

private string img(string strcmd, string strSub, string strSubinfo, string strid, string strMoney, string strUser, string strNum)
36

{
37

string strsellerEmail = "341081@qq.com"; //卖家支付宝帐号
38

string strAc = ""; //卖家支付宝安全校验码
39

string INTERFACE_URL = "https://www.alipay.com/payto:";
40

string strCmd = strcmd; //命令字
41

string strSubject = strSub; //商品名
42

string strBody = strSubinfo; //商品描述
43

string strOrder_no = strid; //商户订单号
44

string strPrice = strMoney; //商品单价 0.01～50000.00
45

string rurl = "http://"; //商品展示网址
46

string strType = "2"; //type支付类型 1：商品购买2：服务购买3：网络拍卖4：捐赠
47

string strNumber = strNum; //购买数量
48

string strTransport = "3"; //发货方式 1：平邮2：快递3：虚拟物品
49

string strOrdinary_fee = ""; //平邮运费
50

string strExpress_fee = ""; //快递运费
51

string strReadOnly = "true"; //交易信息是否只读
52

string strBuyer_msg = ""; //买家给卖家的留言
53

string strBuyer = ""; //买家EMAIL
55

string strBuyer_name = strUser; //买家姓名
56

string strBuyer_address = ""; //买家地址
57

string strBuyer_zipcode = ""; //买家邮编
58

string strBuyer_tel = ""; //买家电话号码
59

string strBuyer_mobile = ""; //买家手机号码
60

string strPartner = ""; //合作伙伴ID 保留字段
61

return CreatUrl(strsellerEmail, strAc, INTERFACE_URL, strCmd, strSubject, strBody,
62

strOrder_no, strPrice, rurl, strType, strNumber, strTransport,
63

strOrdinary_fee, strExpress_fee, strReadOnly, strBuyer_msg, strBuyer,
64

strBuyer_name, strBuyer_address, strBuyer_zipcode, strBuyer_tel,
65

strBuyer_mobile, strPartner);
66

}
67

private string CreatUrl(string strsellerEmail, string strAc, string INTERFACE_URL, string strCmd, string strSubject, string strBody, string strOrder_no, string strPrice, string rurl, string strType, string strNumber, string strTransport, string strOrdinary_fee, string strExpress_fee, string strReadOnly, string strBuyer_msg, string strBuyer, string strBuyer_name, string strBuyer_address, string strBuyer_zipcode, string strBuyer_tel, string strBuyer_mobile, string strPartner)
68

{ //以下参数值不能留空
69

string str2CreateAc = "";
71

str2CreateAc += "cmd" + strCmd + "subject" + strSubject;
72

str2CreateAc += "body" + strBody;
73

str2CreateAc += "order_no" + strOrder_no;
74

str2CreateAc += "price" + strPrice;
75

str2CreateAc += "url" + rurl;
76

str2CreateAc += "type" + strType;
77

str2CreateAc += "number" + strNumber;
78

str2CreateAc += "transport" + strTransport;
79

str2CreateAc += "ordinary_fee" + strOrdinary_fee;
80

str2CreateAc += "express_fee" + strExpress_fee;
81

str2CreateAc += "readonly" + strReadOnly;
82

str2CreateAc += "buyer_msg" + strBuyer_msg;
83

str2CreateAc += "seller" + strsellerEmail;
84

str2CreateAc += "buyer" + strBuyer;
85

str2CreateAc += "buyer_name" + strBuyer_name;
86

str2CreateAc += "buyer_address" + strBuyer_address;
87

str2CreateAc += "buyer_zipcode" + strBuyer_zipcode;
88

str2CreateAc += "buyer_tel" + strBuyer_tel;
89

str2CreateAc += "buyer_mobile" + strBuyer_mobile;
90

str2CreateAc += "partner" + strPartner;
91

str2CreateAc += strAc;
92

string acCode = GetMD5(str2CreateAc);
95

string parameter = "";
97

parameter += INTERFACE_URL + strsellerEmail + "?cmd=" + strCmd;
99

parameter += "&subject=" + Server.UrlEncode(strSubject);
100

parameter += "&body=" + Server.UrlEncode(strBody);
101

parameter += "&order_no=" + strOrder_no;
102

parameter += "&url=" + rurl;
103

parameter += "&price=" + strPrice;
104

parameter += "&type=" + strType;
105

parameter += "&number=" + strNumber;
106

parameter += "&transport=" + strTransport;
107

parameter += "&ordinary_fee=" + strOrdinary_fee;
108

parameter += "&express_fee=" + strExpress_fee;
109

parameter += "&readonly=" + strReadOnly;
110

parameter += "&buyer_msg=" + strBuyer_msg;
111

parameter += "&buyer=" + strBuyer;
112

parameter += "&buyer_name=" + Server.UrlEncode(strBuyer_name);
113

parameter += "&buyer_address=" + strBuyer_address;
114

parameter += "&buyer_zipcode=" + strBuyer_zipcode;
115

parameter += "&buyer_tel=" + strBuyer_tel;
116

parameter += "&buyer_mobile=" + strBuyer_mobile;
117

parameter += "&partner=" + strPartner;
118

parameter += "&ac=" + acCode;
119

120

return parameter;
121

}
122

123

private static string GetMD5(string s)
124

{
125

126

System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
127

byte[] t = md5.ComputeHash(System.Text.Encoding.GetEncoding("gb2312").GetBytes(s));
128

System.Text.StringBuilder sb = new System.Text.StringBuilder(32);
129

for (int i = 0; i < t.Length; i++)
130

{
131

sb.Append(t[i].ToString("x").PadLeft(2, '0'));
132

}
133

return sb.ToString();
134

}
135

}
136

接收支付宝信息并进行相应操作

<%@ Import NameSpace="System.Data.SqlClient"%>
2

<%@ Import NameSpace="System.Data"%>
3

<%@ Import NameSpace="System.Web"%>
4

<%@ Import NameSpace="System.IO"%>
5

<%@ Import NameSpace="System.Net"%>
6

<%@ Import NameSpace="System.Text"%>
7

<%@ Import NameSpace="System.Security.Cryptography"%>
8

<%@ Page Language="C#"%>
9

private string returnTxt = "N"; //返回给支付宝通知接口的结果
12

private string alipayNotifyURL = "http://notify.alipay.com/trade/notify_query.do?"; //支付宝查询接口URL
13

private string myalipayEmail = "341081@qq.com"; //商户的支付宝Email
14

private string constPaySecurityCode = ""; //码
15

private SqlConnection conn = new SqlConnection();
16

private string GetMD5(string s)
18

{
19

System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
20

byte[] t = md5.ComputeHash(System.Text.Encoding.GetEncoding("gb2312").GetBytes(s));
21

StringBuilder sb = new StringBuilder(32);
22

for (int i = 0; i < t.Length; i++)
23

{
24

sb.Append(t[i].ToString("x").PadLeft(2, '0'));
25

}
26

return sb.ToString();
27

}
28

private String Get_Http(String a_strUrl,int timeout)
29

{
30

string strResult ;
31

try
32

{
33

System.Net.HttpWebRequest myReq = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(a_strUrl) ;
34

myReq.Timeout = timeout;
35

System.Net.HttpWebResponse HttpWResp = (System.Net.HttpWebResponse)myReq.GetResponse();
36

Stream myStream = HttpWResp.GetResponseStream () ;
37

StreamReader sr = new StreamReader(myStream , System.Text.Encoding.Default);
38

System.Text.StringBuilder strBuilder = new System.Text.StringBuilder();
39

while (-1 != sr.Peek())
40

{
41

strBuilder.Append(sr.ReadLine()+"\r\n");
42

}
43

strResult = strBuilder.ToString();
44

}
45

catch(Exception exp)
46

{
47

strResult = "错误：" + exp.Message ;
49

}
50

return strResult ;
51

}
52

public void send(string sql)
54

{
55

string dbconn = "data source=127.0.0.1;UID=Cm;PWD=fallenangel;database=text";
56

conn = new SqlConnection(dbconn);
57

conn.Open();
58

SqlCommand cmd = new SqlCommand(sql, conn);
59

int aa = cmd.ExecuteNonQuery();
60

conn.Close();
61

}
62

private void Page_Load(object sender, System.EventArgs e)
64

{
65

//检查支付宝通知接口传递过来的参数是否合法
66

string msg_id = System.Web.HttpContext.Current.Request["msg_id"];
67

string order_no = System.Web.HttpContext.Current.Request["order_no"];
68

string gross = System.Web.HttpContext.Current.Request["gross"];
69

string buyer_email = System.Web.HttpContext.Current.Request["buyer_email"];
70

string buyer_name = System.Web.HttpContext.Current.Request["buyer_name"];
71

string buyer_address = System.Web.HttpContext.Current.Request["buyer_address"];
72

string buyer_zipcode = System.Web.HttpContext.Current.Request["buyer_zipcode"];
73

string buyer_tel = System.Web.HttpContext.Current.Request["buyer_tel"];
74

string buyer_mobile = System.Web.HttpContext.Current.Request["buyer_mobile"];
75

string action = System.Web.HttpContext.Current.Request["action"];
76

string s_date = System.Web.HttpContext.Current.Request["date"];
77

string ac = System.Web.HttpContext.Current.Request["ac"];
78

string notify_type = System.Web.HttpContext.Current.Request["notify_type"];
79

alipayNotifyURL = alipayNotifyURL + "msg_id=" + msg_id + "&email=" + myalipayEmail + "&order_no=" + order_no;
81

//获取支付宝ATN返回结果，true和false都是正确的订单信息，invalid 是无效的
84

string responseTxt=Get_Http(alipayNotifyURL,120000);
85

string Str = "msg_id" + msg_id + "order_no" + order_no + "gross" + gross + "buyer_email" + buyer_email + "buyer_name" + buyer_name + "buyer_address" + buyer_address + "buyer_zipcode" + buyer_zipcode + "buyer_tel" + buyer_tel + "buyer_mobile" + buyer_mobile + "action" + action + "date" + s_date + constPaySecurityCode ;
87

string ac_code=GetMD5(Str);
89

if(action=="test") //支付宝接口测试是否有效
91

{
92

returnTxt = "Y";
93

}
94

if(action=="sendOff") //发货通知
95

{
96

if(responseTxt.Substring(0,4)=="true" || responseTxt.Substring(0,4)=="fals")//ATN，验证消息是否支付宝发过来
97

{
98

if(ac_code==ac)//验证消息是否被修改
99

{
100

//数据库操作
101

}
102

}
103

}
104

if(action=="checkOut") //交易完成通知
105

{
106

returnTxt = "N";
107

if(responseTxt.Substring(0,4)=="true" || responseTxt.Substring(0,4)=="fals")//ATN，验证消息是否支付宝发过来
108

{
109

if(ac_code==ac)//验证消息是否被修改
110

{
111

//数据库操作
112

}
113

}
114

}
115

System.Web.HttpContext.Current.Response.Write(returnTxt);
116

}
117

</script>
118

posted on 2006-05-17 16:40 苍冥阅读(11053) 评论(4) 编辑收藏举报

刷新页面返回顶部

C#.net 支付宝接口

导航

公告