qlhb/Ropin.Core.Common/HttpHelper.cs

using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

namespace Ropin.Core.Common
{
    public class HttpHelper
    {
        /// <summary>
        /// 
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public static string Get(string uri, string username, string password)
        {
            string result = string.Empty;

            WebClient client = new WebClient();

            if (!string.IsNullOrEmpty(username) && !string.IsNullOrEmpty(password))
            {
                client.Credentials = GetCredentialCache(uri, username, password);
                client.Headers.Add("Authorization", GetAuthorization(username, password));
            }
            return client.DownloadString(uri);
        }




        /// <summary>
        /// 
        /// </summary>
        /// <param name="uri"></param>
        /// <param name="paramStr"></param>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public static string Post(string uri, string paramStr, string username, string password)
        {
            string result = string.Empty;

            WebClient client = new WebClient();

            // 采取POST方式必须加的Header
            client.Headers.Add("Content-Type", "application/x-www-form-urlencoded");

            byte[] postData = Encoding.UTF8.GetBytes(paramStr);

            if (!string.IsNullOrEmpty(username) && !string.IsNullOrEmpty(password))
            {
                client.Credentials = GetCredentialCache(uri, username, password);
                client.Headers.Add("Authorization", GetAuthorization(username, password));
            }

            byte[] responseData = client.UploadData(uri, "POST", postData); // 得到返回字符流
            return Encoding.UTF8.GetString(responseData);// 解码                  
        }



        //public static string Post2(string uri, string paramStr, string username, string password)
        //{
        //    HttpClient httpClient = httpClientFactory.CreateClient();
        //    var msgData = new TpushMsgModel
        //    {
        //        C_DevStoreCode = devstore.C_ID,
        //        C_MsgTypeCode = "MSG_TYPE_012",
        //        Msg = devstore.C_Name + "的" + (string)ala["name"] + "设备点报警" + "  设备点值：" + (string)ala["value"],
        //        Subject = "设备点报警",
        //        DevNumber = devstore.C_NumberCode,
        //        DevName = devstore.C_Name,
        //        CreateOn = DateTime.Now.ToString(),
        //        UserName = "设备",

        //    };

        //    var httpRequestMessage = new HttpRequestMessage
        //    {
        //        Method = HttpMethod.Post,
        //        RequestUri = new Uri(uri),
        //        Content = new StringContent(JsonConvert.SerializeObject(msgData), Encoding.UTF8, "application/json")
        //    };
        //    var response = await httpClient.SendAsync(httpRequestMessage);
        //    string responseResult = await response.Content.ReadAsStringAsync();
        //    if (response.StatusCode != HttpStatusCode.OK)
        //    {

        //    }
        //    else
        //    {
        //        //todo 
        //    }
        //}


        private static CredentialCache GetCredentialCache(string uri, string username, string password)
        {
            string authorization = string.Format("{0}:{1}", username, password);
            CredentialCache credCache = new CredentialCache();
            credCache.Add(new Uri(uri), "Basic", new NetworkCredential(username, password));
            return credCache;
        }



        private static string GetAuthorization(string username, string password)
        {
            string authorization = string.Format("{}:{1}", username, password);
            return "Basic " + Convert.ToBase64String(new ASCIIEncoding().GetBytes(authorization));
        }


    }
}