/// <summary>
/// 在Ftp服务器上创建文件夹.
/// </summary>
/// <param name="iUrl">URL.</param>
/// <param name="iAccountId">账户.</param>
/// <param name="iPwd">密码.</param>
private TDirState CreateDirOnFtpServer(
string iUrl, string iAccountId, string iPwd)
{
FtpWebRequest ftpRequest = null;
FtpWebResponse response = null;
TDirState state = TDirState.None;
try
{
Uri targetURI = new Uri(iUrl);
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(targetURI);
ftpRequest.Credentials = new NetworkCredential(iAccountId, iPwd);
ftpRequest.KeepAlive = false;
ftpRequest.Method = WebRequestMethods.Ftp.MakeDirectory;
ftpRequest.UseBinary = true;
response = ftpRequest.GetResponse() as FtpWebResponse;
state = TDirState.Created;
UtilsLog.Info("CreateDirOnFtpServer", "Successed Url:{0}", iUrl);
}
catch (WebException exp)
{
UtilsLog.Exception("CreateDirOnFtpServer", "Failed!!! Url:{0} \n WebException: \n {1}",
iUrl, exp.Message);
state = TDirState.Exception;
}
catch (IOException exp)
{
UtilsLog.Exception("CreateDirOnFtpServer", "Failed!!! Url:{0} \n IOException: \n {1}",
iUrl, exp.Message);
state = TDirState.Exception;
}
catch (Exception exp)
{
UtilsLog.Exception("CreateDirOnFtpServer", "Failed!!! Url:{0} \n Exception: \n {1}",
iUrl, exp.Message);
state = TDirState.Exception;
}
finally
{
if (response != null)
{
response.Close();
}
}
return(state);
}
/// <summary>
/// 检测服务器上Dir信息.
/// </summary>
/// <returns><c>true</c>, 成功, <c>false</c> 失败.</returns>
/// <param name="iServer">服务器信息.</param>
/// <param name="iParentUrl">上一层Url.</param>
/// <param name="iCheckDir">检测.</param>
private bool CheckDirOnServer(UploadServerInfo iServer, string iParentUrl, string iCheckDir)
{
if (string.IsNullOrEmpty(iParentUrl) == true)
{
return(false);
}
if (string.IsNullOrEmpty(iCheckDir) == true)
{
return(false);
}
TDirState state = TDirState.None;
// FTP
if (TUploadWay.Ftp == this._uploadWay)
{
state = this.GetDirStateOnFtpServer(
string.Format("{0}/", iParentUrl),
iCheckDir, iServer.AccountId, iServer.Pwd);
}
switch (state)
{
case TDirState.Exist:
{
return(true);
}
break;
case TDirState.NotExist:
{
string createUrl = string.Format("{0}/{1}", iParentUrl, iCheckDir);
if (TUploadWay.Ftp == this._uploadWay)
{
state = this.CreateDirOnFtpServer(createUrl, iServer.AccountId, iServer.Pwd);
if (TDirState.Created == state)
{
return(true);
}
}
}
break;
default:
break;
}
return(false);
}
/// <summary>
/// 取得指定目录在Ftp服务器上得状态.
/// </summary>
/// <returns>目录在服务器上得状态.</returns>
/// <param name="iParentUrl">上一层URL.</param>
/// <param name="iTargetDir">目标目录.</param>
/// <param name="iAccountId">账户.</param>
/// <param name="iPwd">密码.</param>
private TDirState GetDirStateOnFtpServer(
string iParentUrl, string iTargetDir,
string iAccountId, string iPwd)
{
FtpWebRequest ftpRequest = null;
FtpWebResponse response = null;
StreamReader reader = null;
TDirState state = TDirState.None;
try
{
Uri targetURI = new Uri(iParentUrl);
ftpRequest = (FtpWebRequest)FtpWebRequest.Create(targetURI);
ftpRequest.Credentials = new NetworkCredential(iAccountId, iPwd);
ftpRequest.KeepAlive = false;
ftpRequest.Method = WebRequestMethods.Ftp.ListDirectory;
ftpRequest.UseBinary = true;
response = ftpRequest.GetResponse() as FtpWebResponse;
reader = new StreamReader(
response.GetResponseStream(), System.Text.Encoding.Default);
string line = reader.ReadLine();
state = TDirState.NotExist;
// 循环遍历内容
while (line != null)
{
if (line.Equals(iTargetDir) == true)
{
state = TDirState.Exist;
break;
}
line = reader.ReadLine();
}
if (TDirState.NotExist == state)
{
UtilsLog.Info("GetDirStateOnFtpServer", "State:{0} ParentUrl:{1} TargetDir:{2}",
state.ToString(), iParentUrl, iTargetDir);
}
}
catch (WebException exp)
{
UtilsLog.Exception("GetDirStateOnFtpServer", "ParentUrl:{0} TargetDir:{1} \n WebException: \n {2}",
iParentUrl, iTargetDir, exp.Message);
state = TDirState.Exception;
}
catch (IOException exp)
{
UtilsLog.Exception("GetDirStateOnFtpServer", "ParentUrl:{0} TargetDir:{1} \n IOException: \n {2}",
iParentUrl, iTargetDir, exp.Message);
state = TDirState.Exception;
}
catch (Exception exp)
{
UtilsLog.Exception("GetDirStateOnFtpServer", "ParentUrl:{0} TargetDir:{1} \n Exception: \n {2}",
iParentUrl, iTargetDir, exp.Message);
state = TDirState.Exception;
}
finally
{
if (reader != null)
{
reader.Close();
}
if (response != null)
{
response.Close();
}
}
return(state);
}