HttpCompressionProxy.cs

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//-----------------------------------------------------------------------
// <copyright file="HttpCompressionProxy.cs" company="Marimer LLC">
//     Copyright (c) Marimer LLC. All rights reserved.
//     Website: https://cslanet.com
// </copyright>
// <summary>Implements a data portal proxy to relay data portal</summary>
//-----------------------------------------------------------------------
using System;
using System.Net;
using System.Net.Http;
 
namespace Csla.Channels.Http
{
  public class HttpCompressionProxy : HttpProxy
  {
    public HttpCompressionProxy(ApplicationContext applicationContext, HttpClient httpClient, HttpProxyOptions options)
      : base(applicationContext, httpClient, options)
    { }
 
    protected override HttpClientHandler GetHttpClientHandler()
    {
      var result = new HttpClientHandler();
      if (!UseTextSerialization)
        result.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
      return result;
    }
 
    protected override void SetHttpRequestHeaders(HttpRequestMessage request)
    {
      request.Headers.Add("Accept", "*/*");
      request.Headers.Add("Accept-Encoding", "gzip,deflate,*");
    }
 
    protected override WebClient GetWebClient()
    {
      var client = new CompressionWebClient(Timeout);
      client.Headers.Set("Accept", "*/*");
      client.Headers.Set("Accept-Encoding", "gzip,deflate,*");
      return client;
    }
 
#pragma warning disable SYSLIB0014
    private class CompressionWebClient : WebClient
    {
      private int Timeout { get; set; }
 
      public CompressionWebClient(int timeout) => Timeout = timeout;
 
      protected override WebRequest GetWebRequest(Uri address)
      {
        var req = base.GetWebRequest(address) as HttpWebRequest;
        req.AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip;
        if (Timeout > 0)
          req.Timeout = Timeout;
        return req;
      }
    }
#pragma warning restore SYSLIB0014
  }
}