This article has shared the specific code of the C# Alipay scan code payment display for your reference. The specific content is as follows
Alipay tool category
using System;
using ;
using ;
using ;
using ;
using ;
namespace ZK_ECommerce.
{
public class AliPay
{
public static string GetMD5(string s, string _input_charset)
{
/// <summary>
/// ASP-compatible MD5 encryption algorithm /// </summary>
MD5 md5 = new MD5CryptoServiceProvider();
byte[] t = ((_input_charset).GetBytes(s));
StringBuilder sb = new StringBuilder(32);
for (int i = 0; i < ; i++)
{
(t[i].ToString("x").PadLeft(2, '0'));
}
return ();
}
public static string[] BubbleSort(string[] r)
{
/// <summary>
/// Bubble sorting method /// </summary>
int i, j; //Swap flags string temp;
bool exchange;
for (i = 0; i < ; i++) //Make up to -1 order {
exchange = false; //Before the order of this trip, the exchange flag should be false
for (j = - 2; j >= i; j--)
{
if ((r[j + 1], r[j]) < 0) //Swap conditions {
temp = r[j + 1];
r[j + 1] = r[j];
r[j] = temp;
exchange = true; //The exchange has occurred, so the exchange flag is set to true }
}
if (!exchange) //There is no exchange in this order, and the algorithm is terminated early {
break;
}
}
return r;
}
public string CreatUrl(
string gateway,
string service,
string partner,
string sign_type,
string out_trade_no,
string subject,
string body,
string payment_type,
string total_fee,
string show_url,
string seller_email,
string key,
string return_url,
string _input_charset,
string notify_url,
string extra_common_param = ""
)
{
return CreatUrl(
gateway,
service,
partner,
sign_type,
out_trade_no,
subject,
body,
payment_type,
total_fee,
show_url,
seller_email,
key,
return_url,
_input_charset,
notify_url,
"",
extra_common_param);
}
public string CreatUrl(
string gateway,
string service,
string partner,
string sign_type,
string out_trade_no,
string subject,
string body,
string payment_type,
string total_fee,
string show_url,
string seller_email,
string key,
string return_url,
string _input_charset,
string notify_url,
string token,
string extra_common_param = ""
)
{
/// <summary>
/// November 17, 2015 14:08:00 /// </summary>
int i;
string[] Oristr;
//Construct an array; if (!(token))
{
if (extra_common_param == "COD2MOTOPAY")
{
Oristr = new[]{
"service="+service,
"partner=" + partner,
"subject=" + subject,
"body=" + body,
"out_trade_no=" + out_trade_no,
"total_fee=" + total_fee,
"show_url=" + show_url,
"payment_type=" + payment_type,
"seller_email=" + seller_email,
"notify_url=" + notify_url,
"_input_charset="+_input_charset,
"return_url=" + return_url,
"token="+token,
"extra_common_param="+extra_common_param
};
}
else
{
Oristr = new[]{
"service="+service,
"partner=" + partner,
"subject=" + subject,
"body=" + body,
"out_trade_no=" + out_trade_no,
"total_fee=" +total_fee,
"show_url=" + show_url,
"payment_type=" + payment_type,
"seller_email=" + seller_email,
"notify_url=" + notify_url,
"_input_charset="+_input_charset,
"return_url=" + return_url,
"token="+token
};
}
}
else
{
if (extra_common_param == "COD2MOTOPAY")
{
Oristr = new[]{
"service="+service,
"partner=" + partner,
"subject=" + subject,
"body=" + body,
"out_trade_no=" + out_trade_no,
"total_fee="+total_fee,
"show_url=" + show_url,
"payment_type=" + payment_type,
"seller_email=" + seller_email,
"notify_url=" + notify_url,
"_input_charset="+_input_charset,
"return_url=" + return_url,
"extra_common_param="+extra_common_param
};
}
else
{
Oristr = new[]{
"service="+service,
"partner=" + partner,
"subject=" + subject,
"body=" + body,
"out_trade_no=" + out_trade_no,
"total_fee=" + total_fee,
"show_url=" + show_url,
"payment_type=" + payment_type,
"seller_email=" + seller_email,
"notify_url=" + notify_url,
"_input_charset="+_input_charset,
"return_url=" + return_url
};
}
}
//Sort; string[] Sortedstr = BubbleSort(Oristr);
//Construct the md5 digest string;
StringBuilder prestr = new StringBuilder();
for (i = 0; i < ; i++)
{
if (i == - 1)
{
(Sortedstr[i]);
}
else
{
(Sortedstr[i] + "&");
}
}
(key);
//Generate Md5 digest; string sign = GetMD5((), _input_charset);
//Construct payment Url; char[] delimiterChars = { '=' };
StringBuilder parameter = new StringBuilder();
(gateway);
for (i = 0; i < ; i++)
{
(Sortedstr[i].Split(delimiterChars)[0] + "=" + (Sortedstr[i].Split(delimiterChars)[1]) + "&");
}
("sign=" + sign + "&sign_type=" + sign_type);
//Return to pay Url; return ();
}
public string CreatUrl_MissPayments(
string gateway,
string service,
string partner,
string sign_type,
string out_trade_no,
string key,
string _input_charset
)
{
/// <summary>
/// created by sunzhizhi 2006.5.21,sunzhizhi@。
/// </summary>
int i;
//Construct an array; string[] Oristr ={
"service="+service,
"partner=" + partner,
"out_trade_no=" + out_trade_no,
"_input_charset="+_input_charset
};
//Sort; string[] Sortedstr = BubbleSort(Oristr);
//Construct the md5 digest string;
StringBuilder prestr = new StringBuilder();
for (i = 0; i < ; i++)
{
if (i == - 1)
{
(Sortedstr[i]);
}
else
{
(Sortedstr[i] + "&");
}
}
(key);
//Generate Md5 digest; string sign = GetMD5((), _input_charset);
//Construct payment Url; char[] delimiterChars = { '=' };
StringBuilder parameter = new StringBuilder();
(gateway);
for (i = 0; i < ; i++)
{
(Sortedstr[i].Split(delimiterChars)[0] + "=" + (Sortedstr[i].Split(delimiterChars)[1]) + "&");
}
("sign=" + sign + "&sign_type=" + sign_type);
//Return to pay Url; return ();
}
public static string GetTranSign(string TranData)
{
if ((TranData))
return null;
string sign = GetMD5(TranData + "alskdjfaow;fjel;asdjf", "utf-8");
return sign;
}
}
}
Page processing
using System;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
using ZK_ECommerce.;
namespace
{
public class ApliayDemoController : Controller
{
/// <summary>
/// Payment page /// </summary>
/// <param name="ordercode"></param>
/// <returns></returns>
public ActionResult Index(string ordercode)
{
string out_trade_no = ordercode;
string gateway = "/?"; //Payment interface string service = "create_direct_pay_by_user";
string partner = ""; //Partner Partner ID reserved field string sign_type = "MD5";
string payment_type = "1"; //Payment type string show_url = "";
string seller_email = ""; //Seller's account string key = ""; //Partner account Alipay security verification code string return_url = "http://localhost:1396/ApliyDemo/ApliyReturn"; // Server notification return interface string notify_url = "http://localhost:1396/ApiayDemo/AlipayNotify"; // Server notification returns interface string _input_charset = "utf-8";
string extra_common_param = "COD2MOTOPAY";//Indicates quick payment string token = ;
if ((token))
token = "";
string subject = "Kangkang Medical Examination Package"; // subject product name string body = "Test Products"; //Product Description string total_fee = "0.01";
AliPay ap = new AliPay();
string aliay_url = (gateway, service, partner, sign_type, out_trade_no, subject, body, payment_type,
total_fee, show_url, seller_email, key, return_url, _input_charset, notify_url, token, extra_common_param);
return Redirect(aliay_url);
}
/// <summary>
/// Return to the notification page /// </summary>
/// <returns></returns>
public ActionResult ApliyReturn()
{
string alipayNotifyURL = "/?";
string key = ""; //Partner's corresponding transaction security verification code (must be filled in) string _input_charset = "utf-8";
string partner = ""; //partner partner id (must be filled in)
alipayNotifyURL = alipayNotifyURL + "service=notify_verify" + "&partner=" + partner + "¬ify_notify_id"];
//Get the result of Alipay ATN, true is the correct order information, false is invalid string responseTxt = Get_Http(alipayNotifyURL, 120000);
int i;
NameValueCollection coll;
coll = ;
String[] requestarr = ;
//Sort; string[] Sortedstr = BubbleSort(requestarr);
//Construct the md5 digest string;
StringBuilder prestr = new StringBuilder();
for (i = 0; i < ; i++)
{
if ([Sortedstr[i]] != "" && Sortedstr[i] != "sign" && Sortedstr[i] != "sign_type")
{
if (i == - 1)
{
(Sortedstr[i] + "=" + [Sortedstr[i]]);
}
else
{
(Sortedstr[i] + "=" + [Sortedstr[i]] + "&");
}
}
}
(key);
string mysign = GetMD5((), _input_charset);
string sign = ["sign"];
string trade_status = ["trade_status"];
if (mysign == sign && responseTxt == "true" && trade_status == "TRADE_SUCCESS") //Verify the message sent by the payment and whether the signature is correct {
string order_amount = ["total_fee"].ToString().Trim();
string order_code = ["out_trade_no"].ToString().Trim();
//updateOrder(order_code);//Update order status (""); //Skip to the payment success page }
else
{
("Pay failed.");
("<br>Result:responseTxt=" + responseTxt);
("<br>Result:mysign=" + mysign);
("<br>Result:sign=" + sign);
}
return View();
}
/// <summary>
/// Payment callback page /// </summary>
/// <returns></returns>
public ActionResult AlipayNotify()
{
string alipayNotifyURL = "/?";
string partner = ""; //partner partner id (must be filled in) string key = ""; //Partner's corresponding transaction security verification code (must be filled in)
alipayNotifyURL = alipayNotifyURL + "service=notify_verify" + "&partner=" + partner + "¬ify_notify_id"];
//Get the result of Alipay ATN, true is the correct order information, false is invalid string responseTxt = Get_Http(alipayNotifyURL, 120000);
int i;
NameValueCollection coll;
//Load Form variables into NameValueCollection variable.
coll = ;
// Get names of all forms into a string array.
String[] requestarr = ;
//Sort; string[] Sortedstr = BubbleSort(requestarr);
//Construct the md5 digest string; StringBuilder prestr = new StringBuilder();
for (i = 0; i < ; i++)
{
if ([Sortedstr[i]] != "" && Sortedstr[i] != "sign" && Sortedstr[i] != "sign_type")
{
if (i == - 1)
{
(Sortedstr[i] + "=" + [Sortedstr[i]]);
}
else
{
(Sortedstr[i] + "=" + [Sortedstr[i]] + "&");
}
}
}
(key);
string mysign = GetMD5(());
string sign = ["sign"];
string trade_status = ["trade_status"];
if (mysign == sign && responseTxt == "true" && trade_status == "TRADE_SUCCESS") //Verify the message sent by the payment and whether the signature is correct {
string order_amount = ["total_fee"].ToString().Trim();
string order_code = ["out_trade_no"].ToString().Trim();
// updateOrder(order_code);//Update order status (""); //Skip to the payment success page }
else
{
("Pay failed.");
("<br>Result:responseTxt=" + responseTxt);
("<br>Result:mysign=" + mysign);
("<br>Result:sign=" + sign);
}
return View();
}
public static string GetMD5(string s, string _input_charset)
{
/// <summary>
/// ASP-compatible MD5 encryption algorithm /// </summary>
MD5 md5 = new MD5CryptoServiceProvider();
byte[] t = ((_input_charset).GetBytes(s));
StringBuilder sb = new StringBuilder(32);
for (int i = 0; i < ; i++)
{
(t[i].ToString("x").PadLeft(2, '0'));
}
return ();
}
public static string GetMD5(string s)
{
/// <summary>
/// ASP-compatible MD5 encryption algorithm /// </summary>
MD5 md5 = new MD5CryptoServiceProvider();
byte[] t = (("utf-8").GetBytes(s));
StringBuilder sb = new StringBuilder(32);
for (int i = 0; i < ; i++)
{
(t[i].ToString("x").PadLeft(2, '0'));
}
return ();
}
public static string[] BubbleSort(string[] r)
{
/// <summary>
/// Bubble sorting method /// </summary>
int i, j; //Swap flags string temp;
bool exchange;
for (i = 0; i < ; i++) //Make up to -1 order {
exchange = false; //Before the order of this trip, the exchange flag should be false
for (j = - 2; j >= i; j--)
{
if ((r[j + 1], r[j]) < 0) //Swap conditions {
temp = r[j + 1];
r[j + 1] = r[j];
r[j] = temp;
exchange = true; //The exchange has occurred, so the exchange flag is set to true }
}
if (!exchange) //There is no exchange in this order, and the algorithm is terminated early {
break;
}
}
return r;
}
//Get the ATN results of the remote server public String Get_Http(String a_strUrl, int timeout)
{
string strResult;
try
{
HttpWebRequest myReq = (HttpWebRequest)(a_strUrl);
= timeout;
HttpWebResponse HttpWResp = (HttpWebResponse)();
Stream myStream = ();
StreamReader sr = new StreamReader(myStream, );
StringBuilder strBuilder = new StringBuilder();
while (-1 != ())
{
(());
}
strResult = ();
}
catch (Exception exp)
{
strResult = "mistake:" + ;
}
return strResult;
}
}
}
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