static CrawlerManager()
{
httpHelper = new HttpHelper();
item = new HttpItem();
mCanAttemper = true;
MaxThreads = 30;
}
/// <summary>
/// 根据相传入的数据，得到相应页面数据
/// </summary>
/// <param name="item">参数类对象</param>
/// <returns>返回HttpResult类型</returns>
public HttpResult GetHtml(HttpItem item)
{
//返回参数
HttpResult result = new HttpResult();
try
{
//准备参数
SetRequest(item);
}
catch (Exception ex)
{
//配置参数时出错
return new HttpResult() { Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错：" + ex.Message };
}
try
{
//请求数据
using (response = (HttpWebResponse)request.GetResponse())
{
GetData(item, result);
}
}
catch (WebException ex)
{
if (ex.Response != null)
{
using (response = (HttpWebResponse)ex.Response)
{
GetData(item, result);
}
}
else
{
result.Html = ex.Message;
}
}
catch (Exception ex)
{
result.Html = ex.Message;
}
if (item.IsToLower) result.Html = result.Html.ToLower();
return result;
}
/// <summary>
/// 为请求准备参数
/// </summary>
///<param name="item">参数列表</param>
private void SetRequest(HttpItem item)
{
// 验证证书
SetCer(item);
//设置Header参数
if (item.Header != null && item.Header.Count > 0) foreach (string key in item.Header.AllKeys)
{
request.Headers.Add(key, item.Header[key]);
}
// 设置代理
SetProxy(item);
if (item.ProtocolVersion != null) request.ProtocolVersion = item.ProtocolVersion;
request.ServicePoint.Expect100Continue = item.Expect100Continue;
//请求方式Get或者Post
request.Method = item.Method;
request.Timeout = item.Timeout;
request.KeepAlive = item.KeepAlive;
request.ReadWriteTimeout = item.ReadWriteTimeout;
if (!string.IsNullOrWhiteSpace(item.Host))
{
request.Host = item.Host;
}
if (item.IfModifiedSince != null) request.IfModifiedSince = Convert.ToDateTime(item.IfModifiedSince);
//Accept
request.Accept = item.Accept;
//ContentType返回类型
request.ContentType = item.ContentType;
//UserAgent客户端的访问类型，包括浏览器版本和操作系统信息
request.UserAgent = item.UserAgent;
// 编码
encoding = item.Encoding;
//设置安全凭证
request.Credentials = item.ICredentials;
//设置Cookie
SetCookie(item);
//来源地址
request.Referer = item.Referer;
//是否执行跳转功能
request.AllowAutoRedirect = item.Allowautoredirect;
if (item.MaximumAutomaticRedirections > 0)
{
request.MaximumAutomaticRedirections = item.MaximumAutomaticRedirections;
}
//设置Post数据
SetPostData(item);
//设置最大连接
if (item.Connectionlimit > 0) request.ServicePoint.ConnectionLimit = item.Connectionlimit;
}
/// <summary>
/// 设置代理
/// </summary>
/// <param name="item">参数对象</param>
private void SetProxy(HttpItem item)
{
bool isIeProxy = false;
if (!string.IsNullOrWhiteSpace(item.ProxyIp))
{
isIeProxy = item.ProxyIp.ToLower().Contains("ieproxy");
}
if (!string.IsNullOrWhiteSpace(item.ProxyIp) && !isIeProxy)
{
//设置代理服务器
if (item.ProxyIp.Contains(":"))
{
string[] plist = item.ProxyIp.Split(':');
WebProxy myProxy = new WebProxy(plist[0].Trim(), Convert.ToInt32(plist[1].Trim()));
//建议连接
myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
//给当前请求对象
request.Proxy = myProxy;
}
else
{
WebProxy myProxy = new WebProxy(item.ProxyIp, false);
//建议连接
myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
//给当前请求对象
request.Proxy = myProxy;
}
}
else if (isIeProxy)
{
//设置为IE代理
}
else
{
request.Proxy = item.WebProxy;
}
}
/// <summary>
/// 设置Post数据
/// </summary>
/// <param name="item">Http参数</param>
private void SetPostData(HttpItem item)
{
//验证在得到结果时是否有传入数据
if (!request.Method.Trim().ToLower().Contains("get"))
{
if (item.PostEncoding != null)
{
postencoding = item.PostEncoding;
}
byte[] buffer = null;
//写入Byte类型
if (item.PostDataType == PostDataType.Byte && item.PostdataByte != null && item.PostdataByte.Length > 0)
{
//验证在得到结果时是否有传入数据
buffer = item.PostdataByte;
}//写入文件
else if (item.PostDataType == PostDataType.FilePath && !string.IsNullOrWhiteSpace(item.Postdata))
{
StreamReader r = new StreamReader(item.Postdata, postencoding);
buffer = postencoding.GetBytes(r.ReadToEnd());
r.Close();
} //写入字符串
else if (!string.IsNullOrWhiteSpace(item.Postdata))
{
buffer = postencoding.GetBytes(item.Postdata);
}
if (buffer != null)
{
request.ContentLength = buffer.Length;
request.GetRequestStream().Write(buffer, 0, buffer.Length);
}
}
}
/// <summary>
/// 设置编码
/// </summary>
/// <param name="item">HttpItem</param>
/// <param name="result">HttpResult</param>
/// <param name="ResponseByte">byte[]</param>
private void SetEncoding(HttpItem item, HttpResult result, byte[] ResponseByte)
{
//是否返回Byte类型数据
if (item.ResultType == ResultType.Byte) result.ResultByte = ResponseByte;
//从这里开始我们要无视编码了
if (encoding == null)
{
Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "<meta[^<]*charset=([^<]*)[\"']", RegexOptions.IgnoreCase);
string c = string.Empty;
if (meta != null && meta.Groups.Count > 0)
{
c = meta.Groups[1].Value.ToLower().Trim();
}
if (c.Length > 2)
{
try
{
encoding = Encoding.GetEncoding(c.Replace("\"", string.Empty).Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk").Trim());
}
catch
{
if (string.IsNullOrEmpty(response.CharacterSet))
{
encoding = Encoding.UTF8;
}
else
{
encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
}
else
{
if (string.IsNullOrEmpty(response.CharacterSet))
{
encoding = Encoding.UTF8;
}
else
{
encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
}
}
/// <summary>
/// 设置Cookie
/// </summary>
/// <param name="item">Http参数</param>
private void SetCookie(HttpItem item)
{
if (!string.IsNullOrEmpty(item.Cookie)) request.Headers[HttpRequestHeader.Cookie] = item.Cookie;
//设置CookieCollection
if (item.ResultCookieType == ResultCookieType.CookieCollection)
{
request.CookieContainer = new CookieContainer();
if (item.CookieCollection != null && item.CookieCollection.Count > 0)
request.CookieContainer.Add(item.CookieCollection);
}
}
/// <summary>
/// 设置多个证书
/// </summary>
/// <param name="item"></param>
private void SetCerList(HttpItem item)
{
if (item.ClentCertificates != null && item.ClentCertificates.Count > 0)
{
foreach (X509Certificate c in item.ClentCertificates)
{
request.ClientCertificates.Add(c);
}
}
}
/// <summary>
/// 设置证书
/// </summary>
/// <param name="item"></param>
private void SetCer(HttpItem item)
{
if (!string.IsNullOrWhiteSpace(item.CerPath))
{
//这一句一定要写在创建连接的前面。使用回调的方法进行证书验证。
ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
//初始化对像，并设置请求的URL地址
request = (HttpWebRequest)WebRequest.Create(item.URL);
SetCerList(item);
//将证书添加到请求里
request.ClientCertificates.Add(new X509Certificate(item.CerPath));
}
else
{
//初始化对像，并设置请求的URL地址
request = (HttpWebRequest)WebRequest.Create(item.URL);
SetCerList(item);
}
}
/// <summary>
/// 获取数据的并解析的方法
/// </summary>
/// <param name="item"></param>
/// <param name="result"></param>
private void GetData(HttpItem item, HttpResult result)
{
#region base
//获取StatusCode
result.StatusCode = response.StatusCode;
//获取StatusDescription
result.StatusDescription = response.StatusDescription;
//获取Headers
result.Header = response.Headers;
//获取CookieCollection
if (response.Cookies != null) result.CookieCollection = response.Cookies;
//获取set-cookie
if (response.Headers["set-cookie"] != null) result.Cookie = response.Headers["set-cookie"];
#endregion
#region byte
//处理网页Byte
byte[] ResponseByte = GetByte();
#endregion
#region Html
if (ResponseByte != null & ResponseByte.Length > 0)
{
//设置编码
SetEncoding(item, result, ResponseByte);
//得到返回的HTML
result.Html = encoding.GetString(ResponseByte);
}
else
{
//没有返回任何Html代码
result.Html = string.Empty;
}
#endregion
}
/// <summary>
/// 设置代理
/// </summary>
/// <param name="item">参数对象</param>
private void SetProxy(HttpItem item)
{
if (!string.IsNullOrWhiteSpace(item.ProxyIp))
{
//设置代理服务器
if (item.ProxyIp.Contains(":"))
{
string[] plist = item.ProxyIp.Split(':');
WebProxy myProxy = new WebProxy(plist[0].Trim(), Convert.ToInt32(plist[1].Trim()));
//建议连接
myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
//给当前请求对象
request.Proxy = myProxy;
}
else
{
WebProxy myProxy = new WebProxy(item.ProxyIp, false);
//建议连接
myProxy.Credentials = new NetworkCredential(item.ProxyUserName, item.ProxyPwd);
//给当前请求对象
request.Proxy = myProxy;
}
request.Credentials = CredentialCache.DefaultCredentials;
}
else if (item.WebProxy != null)
{
request.Proxy = item.WebProxy;
}
}
/// <summary>
/// 根据相传入的数据，得到相应页面数据
/// </summary>
/// <param name="item">参数类对象</param>
/// <returns>返回HttpResult类型</returns>
public HttpResult GetHtml(HttpItem item)
{
//返回参数
HttpResult result = new HttpResult();
try
{
//准备参数
SetRequest(item);
}
catch (Exception ex)
{
return new HttpResult() { Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错：" + ex.Message };
}
try
{
#region 得到请求的response
using (response = (HttpWebResponse)request.GetResponse())
{
result.StatusCode = response.StatusCode;
result.StatusDescription = response.StatusDescription;
result.Header = response.Headers;
if (response.Cookies != null) result.CookieCollection = response.Cookies;
if (response.Headers["set-cookie"] != null) result.Cookie = response.Headers["set-cookie"];
byte[] ResponseByte = null;
using (MemoryStream _stream = new MemoryStream())
{
//GZIIP处理
if (response.ContentEncoding != null && response.ContentEncoding.Equals("gzip", StringComparison.InvariantCultureIgnoreCase))
{
//开始读取流并设置编码方式
new GZipStream(response.GetResponseStream(), CompressionMode.Decompress).CopyTo(_stream, 10240);
}
else
{
//开始读取流并设置编码方式
response.GetResponseStream().CopyTo(_stream, 10240);
}
//获取Byte
ResponseByte = _stream.ToArray();
}
if (ResponseByte != null & ResponseByte.Length > 0)
{
//是否返回Byte类型数据
if (item.ResultType == ResultType.Byte) result.ResultByte = ResponseByte;
//从这里开始我们要无视编码了
if (encoding == null)
{
Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "<meta([^<]*)charset=([^<]*)[\"']", RegexOptions.IgnoreCase);
string c = (meta.Groups.Count > 1) ? meta.Groups[2].Value.ToLower().Trim() : string.Empty;
if (c.Length > 2)
{
try
{
if (c.IndexOf(" ") > 0) c = c.Substring(0, c.IndexOf(" "));
encoding = Encoding.GetEncoding(c.Replace("\"", "").Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk").Trim());
}
catch
{
if (string.IsNullOrEmpty(response.CharacterSet)) encoding = Encoding.UTF8;
else encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
else
{
if (string.IsNullOrEmpty(response.CharacterSet)) encoding = Encoding.UTF8;
else encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
//得到返回的HTML
result.Html = encoding.GetString(ResponseByte);
}
else
{
//得到返回的HTML
result.Html = "本次请求并未返回任何数据";
}
}
#endregion
}
catch (WebException ex)
{
//这里是在发生异常时返回的错误信息
response = (HttpWebResponse)ex.Response;
result.Html = ex.Message;
if (response != null)
{
result.StatusCode = response.StatusCode;
result.StatusDescription = response.StatusDescription;
}
}
catch (Exception ex)
{
result.Html = ex.Message;
}
if (item.IsToLower) result.Html = result.Html.ToLower();
return result;
}
private static string GetHtml(string url)
{
HttpHelper http = new HttpHelper();
HttpItem item = new HttpItem()
{
URL = url,// "http://www.shgtj.gov.cn/2011/gcjsxx/xmxx/ghxzyj/",//URL 必需项
Method = "get",//URL 可选项 默认为Get
IsToLower = false,//得到的HTML代码是否转成小写 可选项默认转小写
Cookie = "",//字符串Cookie 可选项
Referer = "",//来源URL 可选项
Postdata = "",//Post数据 可选项GET时不需要写
Timeout = 100000,//连接超时时间 可选项默认为100000
ReadWriteTimeout = 30000,//写入Post数据超时时间 可选项默认为30000
UserAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)",//用户的浏览器类型，版本，操作系统 可选项有默认值
ContentType = "text/html",//返回类型 可选项有默认值
Allowautoredirect = false,//是否根据301跳转 可选项
//CerPath = "d:\123.cer",//证书绝对路径 可选项不需要证书时可以不写这个参数
//Connectionlimit = 1024,//最大连接数 可选项 默认为1024
ProxyIp = "",//代理服务器ID 可选项 不需要代理 时可以不设置这三个参数
//ProxyPwd = "123456",//代理服务器密码 可选项
//ProxyUserName = "******",//代理服务器账户名 可选项
ResultType = ResultType.String
};
HttpResult result = http.GetHtml(item);
return result.Html;
}
/// <summary>
/// 获取有权限的门禁列表
/// </summary>
/// <param name="row"></param>
/// <returns></returns>
private string GetDoorList(DataRow row)
{
#region 获取基本传参
string CommID = string.Empty;
if (row.Table.Columns.Contains("CommID"))
{
CommID = row["CommID"].ToString();
}
string RoomID = string.Empty;
if (row.Table.Columns.Contains("RoomID"))
{
RoomID = row["RoomID"].ToString();
}
#endregion
#region 获取小区配置和房间配置
Tb_Community tb_Community = GetCommunityByCommID(CommID);
if (null == tb_Community)
{
return(new ApiResult(false, "未配置该小区").toJson());
}
string erpConnStr = GetConnectionStr(tb_Community);
LiLingEntranceConfig lilingEntranceConfig = null;
dynamic RoomConfig = null;
using (IDbConnection conn = new SqlConnection(erpConnStr))
{
dynamic Config = conn.QueryFirstOrDefault("SELECT * FROM Tb_LiLing_Entrance_Config WHERE CommID = @CommID", new { CommID });
if (null == Config)
{
return(new ApiResult(false, "该小区未配置门禁信息").toJson());
}
try
{
lilingEntranceConfig = JsonConvert.DeserializeObject <LiLingEntranceConfig>(Convert.ToString(Config.Config));
}
catch (Exception)
{
return(new ApiResult(false, "门禁配置信息有误").toJson());
}
if (null == lilingEntranceConfig)
{
return(new ApiResult(false, "门禁配置信息为空").toJson());
}
RoomConfig = conn.QueryFirstOrDefault("SELECT CallNum,BlueNum,QRCodeNum FROM Tb_LiLing_Entrance_Room WHERE CommID = @CommID AND RoomID = @RoomID", new { CommID, RoomID });
if (null == RoomConfig)
{
return(new ApiResult(false, "房间权限配置信息为空").toJson());
}
}
string SERVER_URL = lilingEntranceConfig.ServerUrl;
string CLIENT_USERNAME = lilingEntranceConfig.ClientUserName;
string CLIENT_OSTYPE = lilingEntranceConfig.ClientOSType;
string CLIENT_ID = lilingEntranceConfig.ClientID;
string CLIENT_SECRET = lilingEntranceConfig.ClientSecret;
#endregion
#region 获取AccessToken
string access_token = string.Empty;
string sessionId = string.Empty;
string Cookie = string.Empty;
try
{
string param = $"client_id={CLIENT_ID}&client_secret={CLIENT_SECRET}&grant_type=client_credentials&userName={CLIENT_USERNAME}&osType={CLIENT_OSTYPE}";
HttpHelper http = new HttpHelper();
HttpItem item = new HttpItem()
{
URL = SERVER_URL + "/rest/accesstoken/getAccessToken", //URL 必需项
Method = "POST", //URL 可选项 默认为Get
Timeout = 3000, //连接超时时间 可选项默认为100000
ReadWriteTimeout = 3000, //写入Post数据超时时间 可选项默认为30000
IsToLower = false, //得到的HTML代码是否转成小写 可选项默认转小写
ContentType = "application/x-www-form-urlencoded",
PostEncoding = Encoding.UTF8,
Cookie = Cookie,
Postdata = param, //Post数据 可选项GET时不需要写
ResultType = ResultType.String, //返回数据类型，是Byte还是String
ProtocolVersion = HttpVersion.Version11, //获取或设置用于请求的 HTTP 版本。默认为 System.Net.HttpVersion.Version11
};
HttpResult result = http.GetHtml(item);
JObject jObj = JsonConvert.DeserializeObject <JObject>(result.Html);
if (!"1".Equals(jObj["code"].ToString()) || !"success".Equals(jObj["state"].ToString()))
{
GetLog().Debug("LiLingEntrance:获取AccessToken失败:" + JsonConvert.SerializeObject(jObj));
return(new ApiResult(false, "获取AccessToken失败,请重试").toJson());
}
access_token = (string)jObj["access_token"];
sessionId = (string)jObj["sessionId"];
Cookie = $"JSESSIONID={sessionId}";
}
catch (Exception ex)
{
GetLog().Error(ex.Message + Environment.CommandLine + ex.StackTrace);
return(new ApiResult(false, "获取AccessToken异常,请重试").toJson());
}
#endregion
#region 获取本项目蓝牙门禁信息
string neigh_no = lilingEntranceConfig.NeighStructure;
List <string> DoorList = new List <string>();
try
{
string param = $"access_token={access_token}&neigh_no={neigh_no}";
HttpHelper http = new HttpHelper();
HttpItem item = new HttpItem()
{
URL = SERVER_URL + "/rest/api/third/getDoorList", //URL 必需项
Method = "POST", //URL 可选项 默认为Get
Timeout = 3000, //连接超时时间 可选项默认为100000
ReadWriteTimeout = 3000, //写入Post数据超时时间 可选项默认为30000
IsToLower = false, //得到的HTML代码是否转成小写 可选项默认转小写
ContentType = "application/x-www-form-urlencoded",
PostEncoding = Encoding.UTF8,
Cookie = Cookie,
Postdata = param, //Post数据 可选项GET时不需要写
ResultType = ResultType.String, //返回数据类型，是Byte还是String
ProtocolVersion = HttpVersion.Version11, //获取或设置用于请求的 HTTP 版本。默认为 System.Net.HttpVersion.Version11
};
HttpResult result = http.GetHtml(item);
JObject jObj = JsonConvert.DeserializeObject <JObject>(result.Html);
if (!"1".Equals(jObj["code"].ToString()) || !"success".Equals(jObj["state"].ToString()))
{
GetLog().Debug("LiLingEntrance:获取小区门禁列表失败:" + JsonConvert.SerializeObject(jObj));
return(new ApiResult(false, "获取小区门禁列表失败,请重试").toJson());
}
JArray door_list = (JArray)jObj["door_list"];
if (null != door_list)
{
foreach (JObject door in door_list)
{
DoorList.Add(door["door_name"].ToString());
}
}
}
catch (Exception ex)
{
GetLog().Error(ex.Message + Environment.CommandLine + ex.StackTrace);
return(new ApiResult(false, "获取小区门禁列表异常,请重试").toJson());
}
#endregion
return(new ApiResult(true, new { RoomConfig = RoomConfig, DoorList = DoorList }).toJson());
}
/// <summary>
/// 为请求准备参数
/// </summary>
///<param name="item">参数列表</param>
private void SetRequest(HttpItem item)
{
// 验证证书
SetCer(item);
if (item.IPEndPoint != null)
{
_IPEndPoint = item.IPEndPoint;
//设置本地的出口ip和端口
request.ServicePoint.BindIPEndPointDelegate = new BindIPEndPoint(BindIPEndPointCallback);
}
//设置Header参数
if (item.Header != null && item.Header.Count > 0)
{
foreach (string key in item.Header.AllKeys)
{
request.Headers.Add(key, item.Header[key]);
}
}
// 设置代理
SetProxy(item);
if (item.ProtocolVersion != null)
{
request.ProtocolVersion = item.ProtocolVersion;
}
request.ServicePoint.Expect100Continue = item.Expect100Continue;
//请求方式Get或者Post
request.Method = item.Method;
request.Timeout = item.Timeout;
request.KeepAlive = item.KeepAlive;
request.ReadWriteTimeout = item.ReadWriteTimeout;
if (!string.IsNullOrWhiteSpace(item.Host))
{
request.Host = item.Host;
}
if (item.IfModifiedSince != null)
{
request.IfModifiedSince = Convert.ToDateTime(item.IfModifiedSince);
}
//Accept
request.Accept = item.Accept;
//ContentType返回类型
request.ContentType = item.ContentType;
//UserAgent客户端的访问类型，包括浏览器版本和操作系统信息
request.UserAgent = item.UserAgent;
// 编码
encoding = item.Encoding;
//设置安全凭证
request.Credentials = item.ICredentials;
//设置Cookie
SetCookie(item);
//来源地址
request.Referer = item.Referer;
//是否执行跳转功能
request.AllowAutoRedirect = item.Allowautoredirect;
if (item.MaximumAutomaticRedirections > 0)
{
request.MaximumAutomaticRedirections = item.MaximumAutomaticRedirections;
}
//设置Post数据
SetPostData(item);
//设置最大连接
if (item.Connectionlimit > 0)
{
request.ServicePoint.ConnectionLimit = item.Connectionlimit;
}
}
/// <summary>
/// 根据相传入的数据，得到相应页面数据
/// </summary>
/// <param name="item">参数类对象</param>
/// <returns>返回HttpResult类型</returns>
public HttpResult GetHtml(HttpItem item)
{
//返回参数
HttpResult result = new HttpResult();
try
{
//准备参数
SetRequest(item);
}
catch (Exception ex)
{
return(new HttpResult()
{
Cookie = string.Empty, Header = null, Html = ex.Message, StatusDescription = "配置参数时出错：" + ex.Message
});
}
try
{
#region 得到请求的response
using (response = (HttpWebResponse)request.GetResponse())
{
result.StatusCode = response.StatusCode;
result.StatusDescription = response.StatusDescription;
result.Header = response.Headers;
if (response.Cookies != null)
{
result.CookieCollection = response.Cookies;
}
if (response.Headers["set-cookie"] != null)
{
result.Cookie = response.Headers["set-cookie"];
}
byte[] ResponseByte = null;
using (MemoryStream _stream = new MemoryStream())
{
//GZIIP处理
if (response.ContentEncoding != null && response.ContentEncoding.Equals("gzip", StringComparison.InvariantCultureIgnoreCase))
{
//开始读取流并设置编码方式
new GZipStream(response.GetResponseStream(), CompressionMode.Decompress).CopyTo(_stream, 10240);
}
else
{
//开始读取流并设置编码方式
response.GetResponseStream().CopyTo(_stream, 10240);
}
//获取Byte
ResponseByte = _stream.ToArray();
}
if (ResponseByte != null & ResponseByte.Length > 0)
{
//是否返回Byte类型数据
if (item.ResultType == ResultType.Byte)
{
result.ResultByte = ResponseByte;
}
//从这里开始我们要无视编码了
if (encoding == null)
{
Match meta = Regex.Match(Encoding.Default.GetString(ResponseByte), "<meta([^<]*)charset=([^<]*)[\"']", RegexOptions.IgnoreCase);
string c = (meta.Groups.Count > 1) ? meta.Groups[2].Value.ToLower().Trim() : string.Empty;
if (c.Length > 2)
{
try
{
if (c.IndexOf(" ") > 0)
{
c = c.Substring(0, c.IndexOf(" "));
}
encoding = Encoding.GetEncoding(c.Replace("\"", "").Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk").Trim());
}
catch
{
if (string.IsNullOrEmpty(response.CharacterSet))
{
encoding = Encoding.UTF8;
}
else
{
encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
}
else
{
if (string.IsNullOrEmpty(response.CharacterSet))
{
encoding = Encoding.UTF8;
}
else
{
encoding = Encoding.GetEncoding(response.CharacterSet);
}
}
}
//得到返回的HTML
result.Html = encoding.GetString(ResponseByte);
}
else
{
//得到返回的HTML
result.Html = "本次请求并未返回任何数据";
}
}
#endregion
}
catch (WebException ex)
{
//这里是在发生异常时返回的错误信息
response = (HttpWebResponse)ex.Response;
result.Html = ex.Message;
if (response != null)
{
result.StatusCode = response.StatusCode;
result.StatusDescription = response.StatusDescription;
}
}
catch (Exception ex)
{
result.Html = ex.Message;
}
if (item.IsToLower)
{
result.Html = result.Html.ToLower();
}
return(result);
}
