[Java知识库]短信API接口demo示例-C#/Message/Send

DEMO:Message/Send

原文链接

概览

• 支持.Net版本：2.0以上
• 依赖三方库 Newtonsoft.Json.dll

代码示列

using System;
using System.Text;
using System.Net;
using System.IO;
using System.Collections.Generic;
using System.Web;
using System.Security.Cryptography;
using Newtonsoft.Json.Linq;
namespace SUBMAILDEMO
{
	public class MessageSendDemo
	{
		private const string API_MessageSend = "https://api.mysubmail.com/message/send.json";
		private const string API_Timestamp = "https://api.mysubmail.com/service/timestamp.json";
		public void Send()
		{
			string appid = "596xx";
			string appkey = "bf928d0116exxxdcd39ad58e2d7f";
			string to = "176xxxx5149";
			string content = "【xxx】你好，你的验证码是2257";
			string sign_type = "md5";             //加密方式有normal，md5，sha1
			string sign_version = "2";
			Dictionary<string, string> d = new Dictionary<string, string>();
			d.Add("appid", appid);
			d.Add("to", to);
			//如果不使用加密方式或者signature传normal则signature参数传入appkey的值
			if (sign_type.Equals("md5") || sign_type.Equals("sha1"))
			{
				string timestamp = JObject.Parse(HttpGet(API_Timestamp))["timestamp"].ToString();
				d.Add("sign_type", sign_type);
				d.Add("timestamp", timestamp);
				d.Add("sign_version", sign_version);
				if (sign_type.Equals("md5"))
				{
					d.Add("signature", GetMD5Signature(FormatRequest(d), appid, appkey));
				}
				else
				{
					d.Add("signature", GetSHA1Signature(FormatRequest(d), appid, appkey));
				}
			}
			else
			{
				d.Add("signature", appkey);
			}
			d.Add("content", content);
			string response = Httppost(API_MessageSend, d);
			Console.WriteLine(response);

		}

		//http post请求
		public string Httppost(string url, Dictionary<string, string> parameters)
		{
			HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;//创建请求对象
			request.Method = "POST";//请求方式
			request.ContentType = "application/x-www-form-urlencoded";//链接类型
																	  //构造查询字符串
			if (!(parameters == null || parameters.Count == 0))
			{
				StringBuilder buffer = new StringBuilder();
				bool first = true;
				foreach (string key in parameters.Keys)
				{

					if (!first)
					{
						buffer.AppendFormat("&amp;{0}={1}", HttpUtility.UrlEncode(key, Encoding.UTF8), HttpUtility.UrlEncode((string)parameters[key], Encoding.UTF8));
					}
					else
					{
						buffer.AppendFormat("{0}={1}", HttpUtility.UrlEncode(key, Encoding.UTF8), HttpUtility.UrlEncode((string)parameters[key], Encoding.UTF8));
						first = false;
					}
				}
				Console.WriteLine("requestParam：" + buffer.ToString());
				byte[] data = Encoding.UTF8.GetBytes(buffer.ToString());
				//写入请求流
				using (Stream stream = request.GetRequestStream())
				{
					stream.Write(data, 0, data.Length);
					stream.Close();
				}
			}
			HttpWebResponse hwp = request.GetResponse() as HttpWebResponse;
			string response = GetResponseString(hwp);
			hwp.Close();
			return response;
		}


		//获取服务器时间戳
		public string HttpGet(string url)
		{
			HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;//创建请求对象
			request.Method = "GET";//请求方式 
			request.ContentType = "application/x-www-form-urlencoded";
			HttpWebResponse hwp = request.GetResponse() as HttpWebResponse;
			string response = GetResponseString(hwp);
			hwp.Close();
			return response;
		}

		public string GetResponseString(HttpWebResponse webresponse)
		{
			using (Stream s = webresponse.GetResponseStream())
			{
				StreamReader reader = new StreamReader(s, Encoding.UTF8);
				return reader.ReadToEnd();
			}
		}


		//加密参数升序
		public string FormatRequest(Dictionary<string, string> data)
		{
			StringBuilder builder = new StringBuilder();
			if (data.Count > 0)
			{
				List<KeyValuePair<string, string>> lst = new List<KeyValuePair<string, string>>(data);
				lst.Sort(delegate (KeyValuePair<string, string> s1, KeyValuePair<string, string> s2)
					{
						return s1.Key.CompareTo(s2.Key);
					});
				foreach (KeyValuePair<string, string> kvp in lst)
				{
					if (kvp.Value != null)
					{
						builder.Append(string.Format("{0}={1}&amp;", kvp.Key, kvp.Value));

					}
				}
			}
			string formatData = builder.ToString();
			Console.WriteLine(formatData);
			if (formatData.Length > 0)
			{
				return formatData.Substring(0, formatData.Length - 1);
			}
			return null;
		}

		//获取md5加密后的签名字符串
		private string GetMD5Signature(string data, string appid, string appkey)
		{
			string signStr = string.Format("{0}{1}{2}{3}{4}", appid, appkey, data, appid, appkey);
			MD5 md5 = new MD5CryptoServiceProvider();
			byte[] fromData = Encoding.GetEncoding("utf-8").GetBytes(signStr);
			byte[] targetData = md5.ComputeHash(fromData);
			StringBuilder sBuilder = new StringBuilder();
			for (int i = 0; i < targetData.Length; i++)
			{
				sBuilder.Append(targetData[i].ToString("x2"));
			}
			return sBuilder.ToString();
		}

		//获取sha1加密后的签名字符串
		private string GetSHA1Signature(string data, string appid, string appkey)
		{
			string signStr = string.Format("{0}{1}{2}{3}{4}", appid, appkey, data, appid, appkey);
			SHA1 sha1 = new SHA1CryptoServiceProvider();
			byte[] fromData = Encoding.GetEncoding("utf-8").GetBytes(signStr);
			byte[] targetData = sha1.ComputeHash(fromData);
			StringBuilder sBuilder = new StringBuilder();
			for (int i = 0; i < targetData.Length; i++)
			{
				sBuilder.Append(targetData[i].ToString("x2"));
			}
			return sBuilder.ToString();
		}
	}
}