C# 阿里巴巴开放平台调用示例

 1         static void Main(string[] args)
 2         {
 3             //通过执行以下代码获得用户授权地址
 4             GetAuthUrl();
 5         }
 6 
 7         public static string GetAuthUrl()
 8         {
 9 
10             //1.根据已有的appkey:appAppSecretKey开始请求code
11             var model = GetAppModel();
12             //2.新建一个数组加入需要的参数
13             var dics = new Dictionary<string, string>();
14             dics.Add("client_id", model.AppKey);
15             dics.Add("site", "china");
16             dics.Add("redirect_uri", "http://localhost:51006/Test/Authroize?state=" + model.AppKey);
17 
18             var str = Sign(string.Empty, dics, model.AppSecreKey);
19             //拼接出用户登录连接
20             var url =
21                 "http://gw.open.1688.com/auth/authorize.htm?" +
22                 "client_id=" + model.AppKey +
23                 "&site=china&redirect_uri=http://localhost:51006/Test/Authroize?state=" + model.AppKey +
24                 "&_aop_signature=" +
25                 str;
26             return SeedHttpRequest(url);
27         }
28         /// <summary>
29         /// 发送http请求
30         /// </summary>
31         /// <param name="url">请求的url</param>
32         /// <returns></returns>
33         static string SeedHttpRequest(string url)
34         {
35             var req = (HttpWebRequest)WebRequest.Create(url);
36             try
37             {
38                 using (var hwr = (HttpWebResponse)req.GetResponse())
39                 {
40                     using (var sr = new StreamReader(hwr.GetResponseStream(), Encoding.UTF8))
41                     {
42                         return sr.ReadToEnd();
43                     }
44                 }
45             }
46             catch
47             {
48                 return "出错：Url" + url;
49             }
50         }
51         /// <summary>
52         /// 此方法为阿里巴巴参数戳加密方法
53         /// </summary>
54         /// <param name="urlPath"></param>
55         /// <param name="paramDic"></param>
56         /// <param name="secretKey"></param>
57         /// <returns></returns>
58        static string Sign(string urlPath, Dictionary<string, string> paramDic, string secretKey = null)
59         {
60             if (string.IsNullOrEmpty(secretKey))
61             {
62                 return null;
63             }
64             byte[] signatureKey = Encoding.UTF8.GetBytes(secretKey);//此处用自己的签名密钥
65             List<string> list = new List<string>();
66             foreach (KeyValuePair<string, string> kv in paramDic)
67             {
68                 list.Add(kv.Key + kv.Value);
69             }
70             list.Sort();
71             string tmp = urlPath;
72             foreach (string kvstr in list)
73             {
74                 tmp = tmp + kvstr;
75             }
76 
77             HMACSHA1 hmacsha1 = new HMACSHA1(signatureKey);
78             hmacsha1.ComputeHash(Encoding.UTF8.GetBytes(tmp));
79 
80             byte[] hash = hmacsha1.Hash;
81             return BitConverter.ToString(hash).Replace("-", string.Empty).ToUpper();
82         }
83         static MyClass GetAppModel()
84         {
85             return new MyClass();
86         }
87     }

        private string GetUserBase(AppInfo model,string code)
        {
            string loginUrl = "https://gw.open.1688.com/openapi/http/1/system.oauth2/getToken/" + model.AppKey;
            var parameters = new Dictionary<string, string>();
            parameters.Add("grant_type", "authorization_code");
            parameters.Add("need_refresh_token", "true");
            parameters.Add("client_id", model.AppKey);
            parameters.Add("client_secret", model.AppSecretKey);
            parameters.Add("redirect_uri", "http://localhost:51006/Test/Index");
            parameters.Add("code", code);
//此处的必须发送https请求
          return GetSeedPostHttpData(loginUrl, parameters);
        }