126 lines
4.2 KiB
C#
126 lines
4.2 KiB
C#
using CsharpHttpHelper;
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using Newtonsoft.Json.Linq;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading.Tasks;
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namespace Api.Framework.Tools
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{
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/// <summary>
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/// 快站短网址
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/// </summary>
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public class KuaiZhanShort
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{
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/// <summary>
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/// 快站缩短
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/// </summary>
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/// <param name="url"></param>
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/// <returns></returns>
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public static string GetShort(string url)
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{
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try
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{
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var APP_KEY = "LFxURPXd0Qy3";
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var APP_SECRET = "94e50cce6317fa27360247e64e7ae48149a04b88";
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var pams = new Dictionary<string, string>();
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pams.Add("url", url);
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pams.Add("appKey", APP_KEY);
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pams.Add("urlType", "default");
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var sign = signTopRequest(pams, APP_SECRET);
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pams.Add("sign", sign);
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var Postdata = HttpExtend.BuildQuery(pams);
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var http = new HttpHelper();
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var item = new HttpItem()
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{
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URL = "https://cloud.kuaizhan.com/api/v1/tbk/genShortUrl",
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Method = "post",
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IsToLower = false,
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Cookie = "",
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Referer = "",
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Postdata = Postdata,
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Timeout = 100000,
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ReadWriteTimeout = 30000,
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UserAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)",
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ContentType = "application/x-www-form-urlencoded",
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Allowautoredirect = false,
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ProxyIp = ""
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};
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var result = http.GetHtml(item);
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//{"code":200,"msg":"ok","data":{"shortUrl":"http://kzurl07.cn/tbKy"}}
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var jobj = JObject.Parse(result.Html);
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if (jobj != null)
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{
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if ((int)jobj["code"] == 200)
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{
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var data = (JObject)jobj["data"];
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return data["shortUrl"].ToString();
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}
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else if ((int)jobj["code"] == 1001)
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{
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EventClient.OnEvent("短连接", "由于快站短连接接口请求的额度超限制,正在切换其他短连接");
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}
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}
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else
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{
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}
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}
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catch (Exception ex)
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{ }
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return url;
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}
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/// <summary>
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/// 计算快站的sign
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/// </summary>
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/// <param name="pams"></param>
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/// <param name="secret"></param>
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/// <returns></returns>
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private static String signTopRequest(Dictionary<String, String> pams, String secret)
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{
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// 第一步：检查参数是否已经排序
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IDictionary<string, string> sortedParams = new SortedDictionary<string, string>(pams, StringComparer.Ordinal);
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// 第二步：把所有参数名和参数值串在一起
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var query = new StringBuilder();
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query.Append(secret);
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foreach (KeyValuePair<string, string> kv in sortedParams)
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{
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if (!string.IsNullOrEmpty(kv.Key) && !string.IsNullOrEmpty(kv.Value) && "sign" != kv.Key)
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query.Append(kv.Key).Append(kv.Value);
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}
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query.Append(secret);
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var ss = query.ToString();
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// 第三步：使用MD5加密
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return GetMd5(query.ToString());
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}
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/// <summary>
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/// MD5加密方法写法
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/// </summary>
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/// <param name="str">参数字符串</param>
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/// <returns></returns>
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private static string GetMd5(string str)
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{
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MD5 md5 = MD5.Create();
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byte[] ba = Encoding.Default.GetBytes(str);
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byte[] md55 = md5.ComputeHash(ba);
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StringBuilder sb = new StringBuilder();
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for (int I = 0; I < md55.Length; I++)
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{
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sb.Append(md55[I].ToString("x2"));
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}
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return sb.ToString();
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}
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}
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}
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