internal FtpMethodInfo(string method, FtpOperation operation, FtpMethodFlags flags, string httpCommand)
{
this.Method = method;
this.Operation = operation;
this.Flags = flags;
this.HttpCommand = httpCommand;
}
internal FtpMethodInfo(string method, FtpOperation operation, FtpMethodFlags flags, string httpCommand)
{
this.Method = method;
this.Operation = operation;
this.Flags = flags;
this.HttpCommand = httpCommand;
}
public void DownloadTest()
{
FtpOperation cc = new FtpOperation();
string err = "";
var flag = cc.Download(@"E:\\C01317361-gg.CATPart", "ftp://61.161.226.2//MID-FUSELAGE/ENG DATA SET-UPDATED/C01301038-003 --.CATPart", out err);
Assert.AreEqual(flag, true);
}
internal FtpMethodInfo(string method,
FtpOperation operation,
FtpMethodFlags flags,
string httpCommand)
{
Method = method;
Operation = operation;
Flags = flags;
HttpCommand = httpCommand;
}
private FtpWebRequest GetFtpWebRequest(string path, FtpOperation method, Settings.FtpSettings settings, bool closeConnection = false)
{
if (path.Substring(0, 1) != "/")
{
path = $"/{path}";
}
FtpWebRequest response = (FtpWebRequest)WebRequest.Create($"ftp://{settings.Host}:{settings.Port}{path}");
response.Method = this.ftpClientOperation[method];
response.UseBinary = true;
response.KeepAlive = !closeConnection;
if (settings.Credentials != null)
{
response.Credentials = settings.Credentials;
}
return(response);
}
private void button8_Click(object sender, EventArgs e)
{
FolderBrowserDialog fbd = new FolderBrowserDialog();
fbd.SelectedPath = "";// 设置默认路径
DialogResult ret = fbd.ShowDialog();
// string strCollected = string.Empty;
for (int i = 0; i < checkedListBox1.Items.Count; i++)
{
if (checkedListBox1.GetItemChecked(i))
{
string filename = checkedListBox1.GetItemText(checkedListBox1.Items[i]);
if (!filename.Contains("ftp"))
{
string[] tempnamestr = filename.Split('\\');
string shortname = tempnamestr[tempnamestr.Count() - 1];
File.Copy(filename, fbd.SelectedPath + "\\" + shortname, true);
// MessageBox.Show("下载完成");
}
else
{
string[] tempnamestr = filename.Split('/');
string shortname = tempnamestr[tempnamestr.Count() - 1];
string FileName = fbd.SelectedPath + "\\" + shortname;
string FileNameftp = filename;
int allbye = this.GetFtpFileSize(FileNameftp);
//创建一个文件流
FileStream fs = null;
Stream responseStream = null;
try
{
var saciftp = new FtpOperation();
//获取一个请求响应对象
FtpWebResponse response = saciftp.Download(filename);
//获取请求的响应流
responseStream = response.GetResponseStream();
//判断本地文件是否存在，如果存在，则打开和重写本地文件
if (File.Exists(FileName))
{
fs = File.Open(FileName, FileMode.Open, FileAccess.ReadWrite);
}
//判断本地文件是否存在，如果不存在，则创建本地文件
else
{
fs = File.Create(FileName);
}
if (fs != null)
{
int buffer_count = 65536;
byte[] buffer = new byte[buffer_count];
int size = 0;
int startbye = 0;
progressBar1.Maximum = allbye;
progressBar1.Minimum = 0;
progressBar1.Visible = true;
// this.lbl_ftpStakt.Visible = true;
while ((size = responseStream.Read(buffer, 0, buffer_count)) > 0)
{
fs.Write(buffer, 0, size);
startbye += size;
progressBar1.Value = startbye;
label4.Text = "已下载:" + (int)(startbye / 1024) + "KB/" + "总长度:" + (int)(allbye / 1024) + "KB" + " " + " 文件名:" + FileNameftp;
System.Windows.Forms.Application.DoEvents();
}
fs.Flush();
fs.Close();
responseStream.Close();
}
}
finally
{
if (fs != null)
{
fs.Close();
}
if (responseStream != null)
{
responseStream.Close();
}
}
}
}
}
MessageBox.Show("下载已完成,保存在：" + fbd.SelectedPath);
}
private bool TryInvokeFtpOperation(Func<FtpException, Boolean> exceptionAccepted, FtpOperation opType, Func<bool> operation)
{
try
{
return InvokeFtpOperation(opType, operation);
}
catch (FtpException e)
{
if (exceptionAccepted(e))
{
return false;
}
throw;
}
}
private bool InvokeFtpOperation(FtpOperation opType, Func<bool> operation)
{
lock (mLock)
{
try
{
Op = opType;
try
{
return operation.Invoke();
}
catch (Exception e)
{
FtpException decoded;
if (DecodeException(e, out decoded))
{
throw decoded;
}
throw;
}
}
finally
{
Op = FtpOperation.None;
}
}
}
