/// <summary>
/// 获取远程文件源代码 good HttpWebRequest
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <param name="timeout">超时时间</param>
/// <returns>获取远程文件源代码 线程安全</returns>
public static string GetRemoteHtmlCode2(string url, System.Text.Encoding encoding = null, int timeout = 0)
{
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string s = ""; HttpWebResponse response = null; StreamReader stream = null;
try {
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
if (timeout > 1)
{
request.Timeout = timeout;
}
response = (HttpWebResponse)request.GetResponse();
stream = new StreamReader(response.GetResponseStream(), encoding.IfNull(Encoding.UTF8));
s = stream.ReadToEnd();
} catch {
} finally {
if (stream.IsNotNull())
{
stream.Close();
}
if (response.IsNotNull())
{
response.Close();
}
}
return(s);
}
/// <summary>
/// 获取远程文件源代码 HttpWebRequest UserAgent + Referer + AllowAutoRedirect
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <param name="timeout">超时时间</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode3(string url, System.Text.Encoding encoding = null, int timeout = 0)
{
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string s = ""; HttpWebResponse response = null; StreamReader stream = null;
try {
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(url);
request.AllowAutoRedirect = true;
if (timeout > 1)
{
request.Timeout = timeout;
}
request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
request.Referer = url;
response = (HttpWebResponse)request.GetResponse();
stream = new StreamReader(response.GetResponseStream(), encoding.IfNull(Encoding.UTF8));
s = stream.ReadToEnd();
} catch {
} finally {
if (stream.IsNotNull())
{
stream.Close();
}
if (response.IsNotNull())
{
response.Close();
}
}
return(s);
}
/// <summary>
/// 获取远程文件源代码 WebClient DownloadData
/// </summary>
/// <param name="url">url</param>
/// <param name="encoding">编码</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode4(string url, System.Text.Encoding encoding = null)
{
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
using (WebClient wc = new WebClient()) {
#if !MONO40
wc.Credentials = CredentialCache.DefaultCredentials;
#endif
Byte[] pageData = wc.DownloadData(url);
string content = encoding.IfNull(Encoding.UTF8).GetString(pageData);
return(content);
}
}
/// <summary>
/// 获取远程文件源代码 WebClient UploadData
/// </summary>
/// <param name="url">远程url</param>
/// <param name="encoding">编码</param>
/// <returns>获取远程文件源代码</returns>
public static string GetRemoteHtmlCode5(string url, System.Text.Encoding encoding = null)
{
url += (url.IndexOf("?") >= 0 ? "&time=" : "?time=") + Rand.RndDateStr();
string postString = "";
using (WebClient webClient = new WebClient()) {
webClient.Headers.Add("Content-Type", "application/x-www-form-urlencoded");
byte[] postData = Encoding.ASCII.GetBytes(postString);
byte[] responseData = webClient.UploadData(url, "POST", postData);
string srcString = encoding.IfNull(Encoding.UTF8).GetString(responseData);
return(srcString);
}
}
//#endregion
//#region 上传文件
/// <summary>
/// 上传文件
/// </summary>
/// <param name="fileUpload">fileUpload组件</param>
public void DoUpLoad(System.Web.UI.WebControls.FileUpload fileUpload)
{
string __filePath = HttpContext.Current.Server.MapPath(_filePath);
if (!System.IO.Directory.Exists(__filePath))
{
if (_isCreateFolderForNotExits)
{
FileDirectory.DirectoryVirtualCreate(_filePath);
}
else
{
_State = 3; return;
}
}
if (fileUpload.PostedFile.ContentLength / 1024 > _maxFileSize)
{
_State = 4; return;
}
string randStr = "";
switch (_RandFileType)
{
case RandFileType.None: randStr = ""; break;
case RandFileType.FileName_DateTime: randStr = "_" + Rand.RndDateStr(); break;
case RandFileType.FileName_RandNumber: randStr = "_" + Rand.RndCode(_RandNumbers); break;
case RandFileType.DateTime: randStr = Rand.RndDateStr(); break;
}
bool isTrue = false;
if (fileUpload.HasFile)
{
string _fileExt = System.IO.Path.GetExtension(fileUpload.FileName).ToLower();
string[] _allowedExt = _allowedExtensions.Split(new string[] { "|" }, StringSplitOptions.None);
for (int i = 0; i < _allowedExt.Length; i++)
{
if (_fileExt == _allowedExt[i])
{
isTrue = true;
}
}
if (isTrue)
{
try {
string fNameNoExt = System.IO.Path.GetFileNameWithoutExtension(fileUpload.FileName);
if (_RandFileType == RandFileType.DateTime)
{
fNameNoExt = "";
}
fileUpload.SaveAs(__filePath + fNameNoExt + randStr + System.IO.Path.GetExtension(fileUpload.FileName));
_State = 0;
_fileSize = fileUpload.PostedFile.ContentLength / 1024;
_fileName = _filePath + fNameNoExt + randStr + System.IO.Path.GetExtension(fileUpload.FileName);
} catch { _State = 2; }
}
else
{
_State = 1;
}
}
else
{
_State = 2;
}
}
