/// <summary> /// 通过post方法获取到值 /// </summary> /// <param name="loginUrl"></param> /// <param name="postdata"></param> /// <param name="header"></param> /// <returns></returns> public static string GetHtml_Post(string Url, string postdata, HttpHeader_new header, CookieContainer cs) { HttpWebRequest request = null; HttpWebResponse response = null; try { request = (HttpWebRequest)WebRequest.Create(Url); if (header != null) { List <string> h_list = header.l_strp; if (h_list != null) { if (h_list.Count > 0) { for (int i = 0; i < h_list.Count; i++) { request = setHeader(request, h_list[i]); } } } } request.ServicePoint.Expect100Continue = false; request.AllowAutoRedirect = false; request.CookieContainer = cs; request.Timeout = 5000;//默认是15秒 request.Method = "POST"; byte[] postdatabyte = Encoding.UTF8.GetBytes(postdata); //////加上证书认证 //ServicePointManager.CertificatePolicy = new AcceptAllCertificatePolicy(); //提交请求 Stream stream; stream = request.GetRequestStream(); stream.Write(postdatabyte, 0, postdatabyte.Length); stream.Close(); //接收响应 response = (HttpWebResponse)request.GetResponse(); response.Cookies = request.CookieContainer.GetCookies(request.RequestUri); //cs.Add(response.Cookies); Stream responseStream = response.GetResponseStream(); StreamReader streamReader = new StreamReader(responseStream, Encoding.UTF8); string html = streamReader.ReadToEnd(); return(html); } catch (Exception ex) { return(ex.Message); } }
/// <summary> /// 获取html /// </summary> /// <param name="getUrl"></param> /// <param name="cookieContainer"></param> /// <param name="header"></param> /// <returns></returns> public static string GetHtml(string getUrl, HttpHeader_new header, CookieContainer cookieContainer) { Thread.Sleep(100); HttpWebRequest httpWebRequest = null; HttpWebResponse httpWebResponse = null; try { httpWebRequest = (HttpWebRequest)HttpWebRequest.Create(getUrl); httpWebRequest.CookieContainer = cookieContainer; if (header != null) { List <string> h_list = header.l_strp; if (h_list != null) { if (h_list.Count > 0) { for (int i = 0; i < h_list.Count; i++) { httpWebRequest = setHeader(httpWebRequest, h_list[i]); } } } } httpWebRequest.Referer = getUrl; httpWebRequest.Timeout = 5000;//默认是30秒 httpWebRequest.Method = "GET"; httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse(); Stream responseStream = httpWebResponse.GetResponseStream(); StreamReader streamReader = new StreamReader(responseStream, Encoding.UTF8); string html = streamReader.ReadToEnd(); streamReader.Close(); responseStream.Close(); httpWebRequest.Abort(); httpWebResponse.Close(); return(html); } catch (Exception e) { if (httpWebRequest != null) { httpWebRequest.Abort(); } if (httpWebResponse != null) { httpWebResponse.Close(); } return(string.Empty); } }