/// <summary>
/// Get方式获取页面
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public static string GetHtml(RequestModel model)
{
try
{
HttpWebRequest request = HttpWebRequest.Create(model.Url) as HttpWebRequest;
request.MaximumAutomaticRedirections = 100;
request.Referer = model.Referer;
request.Timeout = 300000;
request.AllowAutoRedirect = true;
request.ContentType = model.ContentType;
request.UserAgent = model.UserAgent;
request.KeepAlive = true;
if (model.Url.IndexOf("https") == 0)
{
ServicePointManager.CertificatePolicy = new AcceptAllCertificatePolicy();
}
if (model.RequestHearder != null)
{
foreach (var item in model.RequestHearder)
{
request.Headers.Add(item.Key, item.Value);
}
}
if (model.ProxyObject != null)
{
request.Proxy = model.ProxyObject;
}
System.Net.ServicePointManager.DefaultConnectionLimit = 50;
if (model.Host != null)
{
request.Host = model.Host;
}
request.CookieContainer = GetCookieContainer("http://" + request.RequestUri.Authority, model.Cookie);
request.Accept = model.Accept;
request.Method = model.Method.ToString();
request.ServicePoint.Expect100Continue = false;
// WriteToRequestStream(model.Data, request.GetRequestStream());
HttpWebResponse response = request.GetResponse() as HttpWebResponse;
model.Cookie = GetCookieString(response.Cookies);
var stream = response.GetResponseStream();
string content = string.Empty;
if (response.ContentEncoding.Contains("gzip"))
{
using (GZipStream gzStream = new GZipStream(stream, CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(gzStream, model.Encode))
{
content = reader.ReadToEnd();
}
}
}
else if (response.ContentEncoding.ToLower().Contains("deflate"))
{
using (DeflateStream dfs = new DeflateStream(stream, CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(dfs, model.Encode))
{
content = reader.ReadToEnd();
}
}
}
else
{
content = StreamUtility.GetString(stream, model.Encode);
}
request.Abort();
response.Close();
return(content);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// Post方式获取页面
/// </summary>
/// <param name="model">请求模型</param>
/// <returns></returns>
public static string PostHtmlCheck(RequestModel model)
{
try
{
HttpWebRequest request = HttpWebRequest.Create(model.Url) as HttpWebRequest;
request.UserAgent = model.UserAgent;
request.Referer = model.Url;
request.ContentType = model.ContentType;
request.Accept = model.Accept;
request.KeepAlive = true;
request.ServicePoint.Expect100Continue = false;
request.CookieContainer = GetCookieContainer(request.Referer, model.Cookie);
if (model.RequestHearder.Count > 0)
{
foreach (var item in model.RequestHearder)
{
request.Headers.Add(item.Key, item.Value);
}
}
if (model.ProxyObject != null)
{
request.Proxy = model.ProxyObject;
}
if (model.TimeOut > 0)
{
request.Timeout = model.TimeOut * 1000;
request.ReadWriteTimeout = model.TimeOut * 1000;
}
else
{
request.Timeout = 2000;
request.ReadWriteTimeout = 2000;
}
request.Method = model.Method.ToString();
WriteToRequestStream(model.Data, request.GetRequestStream());
HttpWebResponse response = request.GetResponse() as HttpWebResponse;
string content = string.Empty;
if (response.StatusCode == HttpStatusCode.OK)
{
var stream = response.GetResponseStream();
if (response.ContentEncoding.Contains("gzip"))
{
using (GZipStream gzStream = new GZipStream(stream, CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(gzStream, model.Encode))
{
content = reader.ReadToEnd();
}
}
}
else if (response.ContentEncoding.ToLower().Contains("deflate"))
{
using (DeflateStream dfs = new DeflateStream(stream, CompressionMode.Decompress))
{
using (StreamReader reader = new StreamReader(dfs, model.Encode))
{
content = reader.ReadToEnd();
}
}
}
else
{
content = StreamUtility.GetString(stream, model.Encode);
}
request.Abort();
response.Close();
model.Cookie = GetCookieString(response.Cookies);
}
return(content);
}
catch (Exception ex)
{
throw ex;
}
}