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|
public
class
FtpWeb
{
string
ftpRemotePath;
string
ftpUserID;
string
ftpPassword;
string
ftpURI;
string
ftpServerIP;
/// <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
FtpUserID,
string
FtpPassword)
{
ftpServerIP = FtpServerIP;
ftpUserID = FtpUserID;
ftpPassword = FtpPassword;
ftpURI = FtpServerIP +
"/"
;
}
/// <summary>
/// 上传
/// </summary>
/// <param name="filename"></param>
public
void
Upload(
string
filename)
{
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;
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();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 上传
/// </summary>
/// <param name="filename"></param>
public
void
Upload2(
string
ftpuri,
string
filename)
{
FileInfo fileInf =
new
FileInfo(filename);
string
uri = ftpuri;
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;
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();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 下载
/// </summary>
/// <param name="filePath"></param>
/// <param name="fileName"></param>
public
void
Download(
string
filePath,
string
ftpUri,
string
fileName)
{
FtpWebRequest reqFTP;
try
{
FileStream outputStream =
new
FileStream(filePath +
"\\"
+ fileName, FileMode.Create);
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpUri));
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();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 删除文件
/// </summary>
/// <param name="fileName"></param>
public
void
Delete(
string
fileName)
{
try
{
string
uri = fileName;
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(uri));
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive =
false
;
reqFTP.Method = WebRequestMethods.Ftp.DeleteFile;
string
result = String.Empty;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
long
size = response.ContentLength;
Stream datastream = response.GetResponseStream();
StreamReader sr =
new
StreamReader(datastream);
result = sr.ReadToEnd();
sr.Close();
datastream.Close();
response.Close();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 删除文件夹
/// </summary>
/// <param name="folderName"></param>
public
void
RemoveDirectory(
string
folderName)
{
try
{
string
uri = ftpURI + folderName;
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(uri));
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
reqFTP.KeepAlive =
false
;
reqFTP.Method = WebRequestMethods.Ftp.RemoveDirectory;
string
result = String.Empty;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
long
size = response.ContentLength;
Stream datastream = response.GetResponseStream();
StreamReader sr =
new
StreamReader(datastream);
result = sr.ReadToEnd();
sr.Close();
datastream.Close();
response.Close();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 获取当前目录下明细(包含文件和文件夹)
/// </summary>
/// <returns></returns>
public
string
[] GetFilesDetailList()
{
string
[] downloadFiles;
try
{
StringBuilder result =
new
StringBuilder();
FtpWebRequest ftp;
ftp = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpURI));
ftp.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
ftp.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
WebResponse response = ftp.GetResponse();
StreamReader reader =
new
StreamReader(response.GetResponseStream(), Encoding.Default);
string
line = reader.ReadLine();
while
(line !=
null
)
{
result.Append(line);
result.Append(
"\n"
);
line = reader.ReadLine();
}
result.Remove(result.ToString().LastIndexOf(
"\n"
), 1);
reader.Close();
response.Close();
return
result.ToString().Split(
'\n'
);
}
catch
(Exception ex)
{
downloadFiles =
null
;
throw
ex;
}
}
/// <summary>
/// 获取当前目录下文件列表(仅文件)
/// </summary>
/// <returns></returns>
public
string
[] GetFileList(
string
mask)
{
string
[] downloadFiles;
StringBuilder result =
new
StringBuilder();
FtpWebRequest reqFTP;
try
{
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpURI));
reqFTP.UseBinary =
true
;
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
reqFTP.Method = WebRequestMethods.Ftp.ListDirectory;
WebResponse response = reqFTP.GetResponse();
StreamReader reader =
new
StreamReader(response.GetResponseStream(), Encoding.Default);
string
line = reader.ReadLine();
while
(line !=
null
)
{
if
(mask.Trim() !=
string
.Empty && mask.Trim() !=
"*.*"
)
{
string
mask_ = mask.Substring(0, mask.IndexOf(
"*"
));
if
(line.Substring(0, mask_.Length) == mask_)
{
result.Append(line);
result.Append(
"\n"
);
}
}
else
{
result.Append(line);
result.Append(
"\n"
);
}
line = reader.ReadLine();
}
result.Remove(result.ToString().LastIndexOf(
'\n'
), 1);
reader.Close();
response.Close();
return
result.ToString().Split(
'\n'
);
}
catch
(Exception ex)
{
downloadFiles =
null
;
throw
ex;
}
}
/// <summary>
/// 获取当前目录下所有的文件夹列表(仅文件夹)
/// </summary>
/// <returns></returns>
public
string
[] GetDirectoryList()
{
string
[] drectory = GetFilesDetailList();
string
m =
string
.Empty;
foreach
(
string
str
in
drectory)
{
int
dirPos = str.IndexOf(
"<DIR>"
);
if
(dirPos > 0)
{
/*判断 Windows 风格*/
m += str.Substring(dirPos + 5).Trim() +
"\n"
;
}
else
if
(str.Trim().Substring(0, 1).ToUpper() ==
"D"
)
{
/*判断 Unix 风格*/
string
dir = str.Substring(54).Trim();
if
(dir !=
"."
&& dir !=
".."
)
{
m += dir +
"\n"
;
}
}
}
char
[] n =
new
char
[] {
'\n'
};
return
m.Split(n);
}
/// <summary>
/// 判断当前目录下指定的子目录是否存在
/// </summary>
/// <param name="RemoteDirectoryName">指定的目录名</param>
public
bool
DirectoryExist(
string
RemoteDirectoryName)
{
try
{
string
[] dirList = GetDirectoryList();
foreach
(
string
str
in
dirList)
{
if
(str.Trim() == RemoteDirectoryName.Trim())
{
return
true
;
}
}
return
false
;
}
catch
{
return
false
;
}
}
/// <summary>
/// 判断当前目录下指定的文件是否存在
/// </summary>
/// <param name="RemoteFileName">远程文件名</param>
public
bool
FileExist(
string
RemoteFileName)
{
string
[] fileList = GetFileList(
"*.*"
);
foreach
(
string
str
in
fileList)
{
if
(str.Trim() == RemoteFileName.Trim())
{
return
true
;
}
}
return
false
;
}
/// <summary>
/// 创建文件夹
/// </summary>
/// <param name="dirName"></param>
public
void
MakeDir(
string
dirName)
{
FtpWebRequest reqFTP;
try
{
// dirName = name of the directory to create.
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpURI + dirName));
reqFTP.Method = WebRequestMethods.Ftp.MakeDirectory;
reqFTP.UseBinary =
true
;
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
ftpStream.Close();
response.Close();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 获取指定文件大小
/// </summary>
/// <param name="filename"></param>
/// <returns></returns>
public
long
GetFileSize(
string
filename)
{
FtpWebRequest reqFTP;
long
fileSize = 0;
try
{
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpURI + filename));
reqFTP.Method = WebRequestMethods.Ftp.GetFileSize;
reqFTP.UseBinary =
true
;
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
fileSize = response.ContentLength;
ftpStream.Close();
response.Close();
}
catch
(Exception ex)
{
throw
ex;
}
return
fileSize;
}
/// <summary>
/// 改名
/// </summary>
/// <param name="currentFilename"></param>
/// <param name="newFilename"></param>
public
void
ReName(
string
currentFilename,
string
newFilename)
{
FtpWebRequest reqFTP;
try
{
reqFTP = (FtpWebRequest)FtpWebRequest.Create(
new
Uri(ftpURI + currentFilename));
reqFTP.Method = WebRequestMethods.Ftp.Rename;
reqFTP.RenameTo = newFilename;
reqFTP.UseBinary =
true
;
reqFTP.Credentials =
new
NetworkCredential(ftpUserID, ftpPassword);
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
ftpStream.Close();
response.Close();
}
catch
(Exception ex)
{
throw
ex;
}
}
/// <summary>
/// 移动文件
/// </summary>
/// <param name="currentFilename"></param>
/// <param name="newFilename"></param>
public
void
MovieFile(
string
currentFilename,
string
newDirectory)
{
ReName(currentFilename, newDirectory);
}
/// <summary>
/// 切换当前目录
/// </summary>
/// <param name="DirectoryName"></param>
/// <param name="IsRoot">true 绝对路径 false 相对路径</param>
public
void
GotoDirectory(
string
DirectoryName,
bool
IsRoot)
{
if
(IsRoot)
{
ftpRemotePath = DirectoryName;
}
else
{
ftpRemotePath += DirectoryName +
"/"
;
}
ftpURI =
"ftp://"
+ ftpServerIP +
"/"
+ ftpRemotePath +
"/"
;
}
}
|
本文转自 guwei4037 51CTO博客,原文链接:http://blog.51cto.com/csharper/1345980