asp.net通过ftp路径下载文件 网上看的方法都不行嘛,谁指条明路! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 ftp://用户名:密码@IP(域名):端口/文件路径或文件名基本格式是这样的 能不能像Http一样根据url就能下载啊 ftp://用户名:密码@IP(域名):端口/文件路径或文件名 这就是个url C#上传下载文件ftp操作类FTPClient代码http://www.cnblogs.com/robinli/archive/2010/12/24/1915613.html http://download.csdn.net/detail/rayonxu/4453057 /// <summary>/// FtpWeb 的摘要说明/// </summary>public class FtpWeb{ string ftpServerIP; string ftpRemotePath; string ftpUserID; string ftpPassword; string ftpURI; /// <summary> /// 连接FTP /// </summary> /// <param name="FtpServerIP">FTP连接地址</param> /// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param> /// <param name="FtpUserID">用户名</param> /// <param name="FtpPassword">密码</param> public FtpWeb(string FtpServerIP, string FtpRemotePath, string FtpUserID, string FtpPassword) { ftpServerIP = FtpServerIP; ftpRemotePath = FtpRemotePath; ftpUserID = FtpUserID; ftpPassword = FtpPassword; ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/"; } /// <summary> /// 上传 /// </summary> /// <param name="filename"></param> public bool Upload(string filename, out string errorMsg) { errorMsg = ""; FileInfo fileInf = new FileInfo(filename); string uri = ftpURI + fileInf.Name; FtpWebRequest reqFTP; reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uri)); reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword); reqFTP.KeepAlive = false; reqFTP.Method = WebRequestMethods.Ftp.UploadFile; reqFTP.UseBinary = true; reqFTP.ContentLength = fileInf.Length; int buffLength = 2048; //开辟2KB缓存区 byte[] buff = new byte[buffLength]; int contentLen; FileStream fs = fileInf.OpenRead(); try { Stream strm = reqFTP.GetRequestStream(); contentLen = fs.Read(buff, 0, buffLength); while (contentLen != 0) { strm.Write(buff, 0, contentLen); contentLen = fs.Read(buff, 0, buffLength); } strm.Close(); fs.Close(); return true; } catch (Exception ex) { errorMsg = ex.Message; return false; } } /// <summary> /// 下载 /// </summary> /// <param name="filePath"></param> /// <param name="fileName"></param> public bool Download(string filePath, string fileName, out string errorMsg) { errorMsg = ""; FtpWebRequest reqFTP; try { FileStream outputStream = new FileStream(filePath + "//" + fileName, FileMode.Create); reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpURI + fileName)); reqFTP.Method = WebRequestMethods.Ftp.DownloadFile; reqFTP.UseBinary = true; reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword); FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse(); Stream ftpStream = response.GetResponseStream(); long cl = response.ContentLength; int bufferSize = 2048; int readCount; byte[] buffer = new byte[bufferSize]; readCount = ftpStream.Read(buffer, 0, bufferSize); while (readCount > 0) { outputStream.Write(buffer, 0, readCount); readCount = ftpStream.Read(buffer, 0, bufferSize); } ftpStream.Close(); outputStream.Close(); response.Close(); return true; } catch (Exception ex) { errorMsg = ex.Message; return false; } } } 这个格式就是像http一样的下载,你自己在服务器上面试一下就知道了啊,自己看看这个地址 ftp://dygod1:[email protected]:9014/[电影天堂-www.dy2018.net].铜雀台.1024x576.HD中文字幕.rmvb应该能明白了吧。 关于asp.net中的DropDownList控件的用法 求助!~~~些控件在上文进行点击之后才显示? “Repeater”控件显示的数据如何截取长度。 asp.net 页面如何实现“等待字样” 关于分页打印 好久没来了,100分请教一个分布式开发的问题 有个问题答不出来,老婆要搞我人~~SOS!!!SOS!!!110 119~~~112 紧急!!!如何释放单个Session值 请问怎样才能实现在DataGrid控件上双击事件? 如何获取IP地址? 关于 Gridview 的一个问题,求救了,实在没办法了! 导入一个Excel表到Gridview里面进去组合然后进行对比~
基本格式是这样的
http://www.cnblogs.com/robinli/archive/2010/12/24/1915613.html
/// <summary>
/// FtpWeb 的摘要说明
/// </summary>
public class FtpWeb
{
string ftpServerIP;
string ftpRemotePath;
string ftpUserID;
string ftpPassword;
string ftpURI; /// <summary>
/// 连接FTP
/// </summary>
/// <param name="FtpServerIP">FTP连接地址</param>
/// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param>
/// <param name="FtpUserID">用户名</param>
/// <param name="FtpPassword">密码</param>
public FtpWeb(string FtpServerIP, string FtpRemotePath, string FtpUserID, string FtpPassword)
{
ftpServerIP = FtpServerIP;
ftpRemotePath = FtpRemotePath;
ftpUserID = FtpUserID;
ftpPassword = FtpPassword;
ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/";
} /// <summary>
/// 上传
/// </summary>
/// <param name="filename"></param>
public bool Upload(string filename, out string errorMsg)
{
errorMsg = "";
FileInfo fileInf = new FileInfo(filename);
string uri = ftpURI + fileInf.Name;
FtpWebRequest reqFTP; reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uri));
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive = false;
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
reqFTP.UseBinary = true;
reqFTP.ContentLength = fileInf.Length;
int buffLength = 2048; //开辟2KB缓存区
byte[] buff = new byte[buffLength];
int contentLen;
FileStream fs = fileInf.OpenRead();
try
{
Stream strm = reqFTP.GetRequestStream();
contentLen = fs.Read(buff, 0, buffLength);
while (contentLen != 0)
{
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
strm.Close();
fs.Close();
return true;
}
catch (Exception ex)
{
errorMsg = ex.Message;
return false;
}
} /// <summary>
/// 下载
/// </summary>
/// <param name="filePath"></param>
/// <param name="fileName"></param>
public bool Download(string filePath, string fileName, out string errorMsg)
{
errorMsg = "";
FtpWebRequest reqFTP;
try
{
FileStream outputStream = new FileStream(filePath + "//" + fileName, FileMode.Create); reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpURI + fileName));
reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
reqFTP.UseBinary = true;
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
long cl = response.ContentLength;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize]; readCount = ftpStream.Read(buffer, 0, bufferSize);
while (readCount > 0)
{
outputStream.Write(buffer, 0, readCount);
readCount = ftpStream.Read(buffer, 0, bufferSize);
} ftpStream.Close();
outputStream.Close();
response.Close();
return true;
}
catch (Exception ex)
{
errorMsg = ex.Message;
return false;
}
}
}