/// <summary>
/// 下载单文件
/// </summary>
/// <param name="localDic">本地目录(@"D:\test")</param>
/// <param name="downloadFileName">下载文件名称("abc.txt")</param>
/// <param name="remotePath">远程路径("/test/abc.txt")</param>
/// <returns></returns>
public bool DownloadFile(string localDic, string downloadFileName, string remotePath)
{
Log4netUtil.Log4NetHelper.Info(String.Format(@"调用 DownloadFile->下载文件 参数 localDic：{0} ; downloadFileName: {1} ;remotePath: {2} ;", localDic, downloadFileName, remotePath), @"Ftp");
bool boolResult = false;
string strFileName = string.Empty;
string remotePathUrlEncode = remotePath;
try
{
//本地目录不存在，则自动创建
if (!Util.FileHelper.IsValidPathChars(localDic))
{
Log4netUtil.Log4NetHelper.Error(String.Format(@"DownloadFile->下载文件 异常:{0} 参数 localDic：{1} ; downloadFileName: {2} ;remotePath: {3} ;remotePathUrlEncode:{4}", "目录有非法字符", localDic, downloadFileName, remotePath, remotePathUrlEncode), @"Ftp");
return(boolResult);
}
if (!Directory.Exists(localDic))
{
Directory.CreateDirectory(localDic);
}
//取下载文件的文件名
if (string.IsNullOrEmpty(downloadFileName))
{
strFileName = Path.GetFileName(remotePath);
}
else
{
strFileName = downloadFileName;
}
//拼接本地路径
localDic = Path.Combine(localDic, strFileName);
if (Connect())
{
boolResult = ftpClient.DownloadFile(localDic, remotePathUrlEncode, FtpLocalExists.Overwrite);
}
if (boolResult)
{
Log4netUtil.Log4NetHelper.Info(String.Format(@"DownloadFile->下载文件成功！ ;参数 localDic：{0} ; downloadFileName: {1} ;remotePath: {2} ;", localDic, downloadFileName, remotePath), @"Ftp");
}
}
catch (Exception ex)
{
Log4netUtil.Log4NetHelper.Error(String.Format(@"DownloadFile->下载文件 异常:{0} 参数 localDic：{1} ; downloadFileName: {2} ;remotePath: {3} ;remotePathUrlEncode:{4}", ex.ToString(), localDic, downloadFileName, remotePath, remotePathUrlEncode), @"Ftp");
}
finally
{
DisConnect();
}
return(boolResult);
}
/// <summary>
/// 下载文件(覆盖本地文件)
/// </summary>
/// <param name="localFile">下载到本地文件</param>
/// <param name="file">服务器文件</param>
public void DownloadFile(string localFile, string file)
{
if (ftp.FileExists(file))
{
ftp.DownloadFile(localFile, file, FtpLocalExists.Overwrite, FtpVerify.None, this
.ReturnProgress);
}
}
