public HttpHelper(string domain, string username, string password, string loginurl)
{
this._needLogin = false;
this._tokenValue = "";
this._userName = "";
if (string.IsNullOrWhiteSpace(domain))
{
throw new ArgumentException("domain为空");
}
if (string.IsNullOrWhiteSpace(username))
{
throw new ArgumentException("username为空");
}
if (string.IsNullOrWhiteSpace(password))
{
throw new ArgumentException("password为空");
}
if (string.IsNullOrWhiteSpace(loginurl))
{
throw new ArgumentException("loginurl为空");
}
string str = string.Format("{0}?user={1}&password={2}", loginurl, username, password);
HttpRequestInfo info = new HttpRequestInfo {
Domain = domain,
URI = str
};
this._needLogin = true;
this._userName = username;
this._tokenValue = this.GetToken(info);
if (ServicePointManager.DefaultConnectionLimit < 0x200)
{
ServicePointManager.DefaultConnectionLimit = 0x200;
}
}
public HttpResponseInfo GetResponse(HttpRequestInfo ri)
{
string str;
HttpWebResponse response = this.GetResponse(ri, out str);
return(new HttpResponseInfo {
Response = response, Result = str
});
}
private string GetToken(HttpRequestInfo _loginRI)
{
string str;
this.GetResponse(_loginRI, out str);
if (string.IsNullOrWhiteSpace(str))
{
string str2 = Path.Combine(_loginRI.Domain, _loginRI.URI);
throw new ApplicationException(string.Format("登录失败,{0}", str2));
}
return(str);
}
private HttpWebRequest CreateGetRequest(HttpRequestInfo ri)
{
HttpWebRequest request = WebRequest.Create(ri.Domain + "/" + ri.URI) as HttpWebRequest;
if (ri.Domain.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(this.CheckValidationResult);
request.ProtocolVersion = HttpVersion.Version10;
}
request.Method = "GET";
this.SetRequest(request, ri);
return(request);
}
private void SetRequest(HttpWebRequest request, HttpRequestInfo ri)
{
request.AllowAutoRedirect = false;
request.UserAgent = ri.UserAgent;
request.ContentType = "application/json";
if (!(!this._needLogin || string.IsNullOrWhiteSpace(this._tokenValue)))
{
request.Headers["Token"] = this._tokenValue;
request.Headers["User"] = this._userName;
}
if (ri.TimeOut > 0)
{
request.Timeout = ri.TimeOut * 0x3e8;
}
}
private HttpWebRequest CreateRequest(HttpRequestInfo ri)
{
if (string.IsNullOrWhiteSpace(ri.URI))
{
throw new ArgumentException("请求的URI为空");
}
if (string.IsNullOrWhiteSpace(ri.Domain))
{
throw new ArgumentException("请求的Domain为空");
}
string str = ri.Domain.TrimEnd(new char[] { '/' });
if (!str.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
ri.Domain = "http://" + str;
}
return(string.IsNullOrWhiteSpace(ri.Arguments) ? this.CreateGetRequest(ri) : this.CreatePostRequest(ri));
}
private HttpWebResponse GetResponse(HttpRequestInfo ri, out string result)
{
HttpWebResponse response;
StreamReader reader;
result = null;
HttpWebRequest request = this.CreateRequest(ri);
try
{
response = request.GetResponse() as HttpWebResponse;
if (response == null)
{
return(null);
}
if (!(!this._needLogin || string.IsNullOrWhiteSpace(response.Headers["Token"])))
{
this._tokenValue = response.Headers["Token"];
}
using (Stream stream = response.GetResponseStream())
{
if (stream == null)
{
return(null);
}
using (reader = new StreamReader(stream, ri.Encoding))
{
result = reader.ReadToEnd();
}
}
return(response);
}
catch (WebException exception)
{
response = exception.Response as HttpWebResponse;
using (reader = new StreamReader(response.GetResponseStream(), ri.Encoding))
{
result = reader.ReadToEnd();
}
return(response);
}
}
private HttpWebRequest CreatePostRequest(HttpRequestInfo ri)
{
HttpWebRequest request = WebRequest.Create(ri.Domain + "/" + ri.URI) as HttpWebRequest;
if (ri.Domain.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(this.CheckValidationResult);
request.ProtocolVersion = HttpVersion.Version10;
}
request.Method = "POST";
this.SetRequest(request, ri);
byte[] bytes = ri.Encoding.GetBytes(ri.Arguments);
request.ContentLength = bytes.Length;
request.Accept = "application/json";
using (Stream stream = request.GetRequestStream())
{
stream.Write(bytes, 0, bytes.Length);
}
return(request);
}