1 public string Get(int id)
2 {
3
4 JObject o = new JObject(
5 new JProperty("billNo", "ESL1363593563"),
6 new JProperty("billType", "24"),
7 new JProperty("pageNo", "1"),
8 new JProperty("pageSize", "10"),
9 new JProperty("queryType ", "1")
10 );
11 //压缩str,用于得到sign的值
12 string str = "360buy_param_json" + o.ToString() + "access_token" + 123 + "app_key" + 123 + "method" + 123 + "timestamp=" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "v2.0";
13 //完整str
14 string str1 = "360buy_param_json=" + o.ToString() + "&access_token=" + 123 + "&app_key=" + 123 + "&method=" + 123 + "×tamp=" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "&v=2.0";
15
16 string end = "yourappSecret" + str + "yourappSecret";
17 string md5 = StrToMD5(end);//得出来sign
18 //最后拼接url：
19 string endstr = str1 + "&sign=" + md5;
20 //经常用到url中含有中文字符的需要对其进行字符串编码和解码，所以这里就用了这个System.Web.HttpUtility.UrlEncode，
21 c#asp.net url 传递中文参数要使用 System.Web.HttpUtility.UrlEncode 而不能使用Server.UrlEncode
22 string allStr = System.Web.HttpUtility.UrlEncode(endstr, System.Text.Encoding.UTF8);
23 byte[] bufferB = Encoding.UTF8.GetBytes(allStr);
24 System.Net.ServicePointManager.DefaultConnectionLimit = 200;
25 HttpWebRequest WebReq = (HttpWebRequest)WebRequest.Create("www.cctv.com");
26 WebReq.Method = "POST";
27 WebReq.ContentType = "application/x-www-form-urlencoded";
28 WebReq.ContentLength = allStr.Length;
29 Stream PostData = WebReq.GetRequestStream();
30 PostData.Write(bufferB, 0, bufferB.Length);
31 PostData.Close();
32
33 HttpWebResponse WebResp = (HttpWebResponse)WebReq.GetResponse();
34 StreamReader sr = new StreamReader(WebResp.GetResponseStream(), System.Text.Encoding.UTF8);
35 string backstr = sr.ReadToEnd();
36 backstr = HttpUtility.UrlDecode(backstr);
37 Console.WriteLine(WebResp.StatusCode);
38 Console.WriteLine(WebResp.Server);
39 Stream Answer = WebResp.GetResponseStream();
40 StreamReader _Answer = new StreamReader(Answer);
41 Console.WriteLine(_Answer.ReadToEnd());
42 return _Answer.ReadToEnd();
43
44 }
2 {
3 return val.TrimStart(c).TrimEnd(c);
4 }
5
6 private static string GetSignature(IDictionary<string, string> parameters, string secret)
7 {
8 // 先将参数以其参数名的字典序升序进行排序
9 IDictionary<string, string> sortedParams = new SortedDictionary<string, string>(parameters);
10 IEnumerator<KeyValuePair<string, string>> iterator = sortedParams.GetEnumerator();
11
12 // 遍历排序后的字典，将所有参数按"keyvaluekeyvalue"格式拼接在一起
13 StringBuilder basestring = new StringBuilder();
14 while (iterator.MoveNext())
15 {
16 string key = iterator.Current.Key;
17 string value = iterator.Current.Value.ToString();
18 if (!string.IsNullOrEmpty(key) && value != null)
19 {
20 basestring.Append(key).Append(value);
21 }
22 }
23
24 // 使用MD5对待签名串求签
25 string upperCaseStr = StrToMD5(basestring.ToString());
26 string result = StrToMD5(upperCaseStr + secret);
27 return result;
28 }
29
30 private static string StrToMD5(string str)
31 {
32 byte[] data = Encoding.UTF8.GetBytes(str);
33 MD5 md5 = new MD5CryptoServiceProvider();
34 byte[] OutBytes = md5.ComputeHash(data);
35
36 string OutString = "";
37 for (int i = 0; i < OutBytes.Length; i++)
38 {
39 OutString += OutBytes[i].ToString("x2");
40 }
41 return OutString.ToUpper();
42 }