アリペイインタフェースの小実現例
以下は抜粋の例ですが、あなたには少し啓発されています.
次は別の友人のコードです.
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
//lbl_Num.Text = Request["OrderID"].ToString();
//lbl_Prices.Text = Request["Money"].ToString();
// ；
System.DateTime currentTime = new System.DateTime();
currentTime = System.DateTime.Now;
string out_trade_no = currentTime.ToString("g");
out_trade_no = out_trade_no.Replace("-", "");
out_trade_no = out_trade_no.Replace(":", "");
out_trade_no = out_trade_no.Replace(" ", "");
lbl_Num.Text = out_trade_no;
}
}
//
protected void Button1_Click(object sender, EventArgs e)
{
string out_trade_no = "2009052610003";
// ；
string gateway = "https://www.alipay.com/cooperate/gateway.do?"; //'
string service = "create_direct_pay_by_user";
string partner = "2086102833883695"; //partner ID
string sign_type = "MD5";
string subject = "#### "; //subject
string body = "#### "; //body
string payment_type = "1"; //
string total_fee = "0.01"; // 0.01～50000.00
string show_url = "www.163.3com";
string seller_email = "[email protected]"; //
string key = "7xlym97z460sz8psuidrslw7k3o986cz"; //partner
string return_url = "http://www.163.com/Alipay_Return.aspx"; //
string notify_url = "http://www.163.com/Alipay_Notify.aspx"; //
string _input_charset = "utf-8";
AliPay ap = new AliPay();
string aliay_url = ap.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
);
Response.Redirect(aliay_url);
}
// AliPay
public class AliPay
{
public static string GetMD5(string s, string _input_charset)
{
/// <summary>
/// ASP MD5
/// </summary>
MD5 md5 = new MD5CryptoServiceProvider();
byte[] t = md5.ComputeHash(Encoding.GetEncoding(_input_charset).GetBytes(s));
StringBuilder sb = new StringBuilder(32);
for (int i = 0; i < t.Length; i++)
{
sb.Append(t[i].ToString("x").PadLeft(2, '0'));
}
return sb.ToString();
}
public static string[] BubbleSort(string[] r)
{
/// <summary>
///
/// </summary>
int i, j; //
string temp;
bool exchange;
for (i = 0; i < r.Length; i++) // R.Length-1
{
exchange = false; // ，
for (j = r.Length - 2; j >= i; j--)
{
if (System.String.CompareOrdinal(r[j + 1], r[j]) < 0) //
{
temp = r[j + 1];
r[j + 1] = r[j];
r[j] = temp;
exchange = true; // ，
}
}
if (!exchange) // ，
{
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
)
{
/// <summary>
/// created by sunzhizhi 2006.5.21,[email protected]。
/// </summary>
int i;
// ；
string[] Oristr ={
"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
};
// ；
string[] Sortedstr = BubbleSort(Oristr);
// md5 ；
StringBuilder prestr = new StringBuilder();
for (i = 0; i < Sortedstr.Length; i++)
{
if (i == Sortedstr.Length - 1)
{
prestr.Append(Sortedstr[i]);
}
else
{
prestr.Append(Sortedstr[i] + "&");
}
}
prestr.Append(key);
// Md5 ；
string sign = GetMD5(prestr.ToString(), _input_charset);
// Url；
char[] delimiterChars = { '=' };
StringBuilder parameter = new StringBuilder();
parameter.Append(gateway);
for (i = 0; i < Sortedstr.Length; i++)
{
parameter.Append(Sortedstr[i].Split(delimiterChars)[0] + "=" + HttpUtility.UrlEncode(Sortedstr[i].Split(delimiterChars)[1]) + "&");
}
parameter.Append("sign=" + sign + "&sign_type=" + sign_type);
// Url；
return parameter.ToString();
}
}
次は別の友人のコードです.
protected void BtnAlipay_Click(object sender, EventArgs e)
{
// ；
string gateway = "https://www.alipay.com/cooperate/gateway.do?"; //
string service = "create_direct_pay_by_user"; // ， ，
string seller_email = ""; // ，
string sign_type = "MD5"; // , “ ”
string key = ""; // ， partner ， ： www.alipay.com， 。
string partner = ""; // ID， ID， ID
string _input_charset = "utf-8"; // ， ， 。 MD5 。
string show_url = "http://www.alipay.com/"; // ， ， “ ” 。
string out_trade_no = TxtOrderno.Text.Trim(); // ，
string subject = TxtSubject.Text.Trim(); // ， ， ，
string body = TxtBody.Text.Trim(); // ，
string total_fee = TxtTotal_fee.Text.Trim(); // ，
// url（Alipay_Notify.aspx ），
string notify_url = "http://localhost:8978/direct_vs2005_utf/Alipay_Notify.aspx";
// url（Alipay_Return.aspx ），
string return_url = "http://localhost:8978/direct_vs2005_utf/Alipay_Return.aspx";
// ；
// ， ， ，
string[] para ={
"service="+service,
"partner=" + partner,
"seller_email=" + seller_email,
"out_trade_no=" + out_trade_no,
"subject=" + subject,
"body=" + body,
"total_fee=" + total_fee,
"show_url=" + show_url,
"payment_type=1",
"notify_url=" + notify_url,
"return_url=" + return_url,
"_input_charset="+_input_charset
};
// URL
string aliay_url = AliPay.CreatUrl(
//gateway,//GET
para,
_input_charset,
sign_type,
key
);
// GET
//Response.Redirect(aliay_url);
// POST
Response.Write("<form name='alipaysubmit' method='post' action='https://www.alipay.com/cooperate/gateway.do?_input_charset=utf-8'>");
Response.Write("<input type='hidden' name='service' value=" + service + ">");
Response.Write("<input type='hidden' name='partner' value=" + partner + ">");
Response.Write("<input type='hidden' name='seller_email' value=" + seller_email + ">");
Response.Write("<input type='hidden' name='out_trade_no' value=" + out_trade_no + ">");
Response.Write("<input type='hidden' name='subject' value=" + subject + ">");
Response.Write("<input type='hidden' name='body' value=" + body + ">");
Response.Write("<input type='hidden' name='total_fee' value=" + total_fee + ">");
Response.Write("<input type='hidden' name='show_url' value=" + show_url + ">");
Response.Write("<input type='hidden' name='return_url' value=" + return_url + ">");
Response.Write("<input type='hidden' name='notify_url' value=" + notify_url + ">");
Response.Write("<input type='hidden' name='payment_type' value=1>");
Response.Write("<input type='hidden' name='sign' value=" + aliay_url + ">");
Response.Write("<input type='hidden' name='sign_type' value=" + sign_type + ">");
Response.Write("</form>");
Response.Write("<script>");
Response.Write("document.alipaysubmit.submit()");
Response.Write("</script>");
}