// 删除文件或者目录
// parameters:
// strCurrentDirectory 当前路径，注意这是物理路径
// return:
// -1 出错
// 其他 实际删除的文件和目录个数
public static int DeleteFile(
string strRootPath,
string strCurrentDirectory,
string strPattern,
out string strError)
{
strError = "";
try
{
FileSystemLoader loader = new FileSystemLoader(strCurrentDirectory, strPattern);
loader.ListStyle = ListStyle.None;
int count = 0;
foreach (FileSystemInfo si in loader)
{
// 检查文件或目录必须在根以下。防止漏洞
if (PathUtil.IsChildOrEqual(si.FullName, strRootPath) == false)
continue;
if (si is DirectoryInfo)
{
PathUtil.DeleteDirectory(si.FullName);
}
if (si is FileInfo)
{
File.Delete(si.FullName);
}
count++;
}
return count;
}
catch (DirectoryNotFoundException)
{
return 0;
}
catch (Exception ex)
{
strError = ex.Message;
return -1;
}
}
// 进行文件或目录上载
// return:
// -1 出错
// 0 正常
int DoUpload(string strSource,
string strTargetParam,
out string strError)
{
strError = "";
int nRet = 0;
FileSystemLoader loader = new FileSystemLoader(this._currentLocalDir, strSource);
loader.ListStyle = ListStyle.None; // 对单一无匹配模式的目录对象不展开其下级
foreach (FileSystemInfo si in loader)
{
// string strSourcePath = GetLocalFullDirectory(strSource);
string strSourcePath = si.FullName;
string strTarget = strTargetParam;
if (string.IsNullOrEmpty(strTargetParam) == true)
strTarget = si.Name;
if (si is DirectoryInfo)
{
string strServerFilePath = "!upload/" + GetFullDirectory(strTarget) + "/~" + Guid.NewGuid().ToString();
string strZipFileName = Path.GetTempFileName(); // TODO: 建议在当前目录创建临时文件，便于观察是否有删除遗漏，和处理
try
{
// return:
// -1 出错
// 0 没有发现需要上传的文件
// 1 成功压缩创建了 .zip 文件
nRet = CompressDirecotry(
strSourcePath,
strZipFileName,
Encoding.UTF8,
out strError);
if (nRet == -1)
goto ERROR1;
// return:
// -1 出错
// 0 上传文件成功
nRet = UploadFile(
null,
this.Channel,
strZipFileName,
strServerFilePath,
"extractzip",
null,
true,
out strError);
if (nRet == -1)
goto ERROR1;
Console.WriteLine();
Console.WriteLine("本地目录 " + si.FullName + " 成功上传到远程 " + GetFullDirectory(strTarget));
continue;
}
finally
{
File.Delete(strZipFileName);
}
}
else if (si is FileInfo)
{
string strServerFilePath = "!upload/" + GetFullDirectory(strTarget);
// return:
// -1 出错
// 0 上传文件成功
nRet = UploadFile(
null,
this.Channel,
strSourcePath,
strServerFilePath,
"",
null,
true,
out strError);
if (nRet == -1)
goto ERROR1;
Console.WriteLine();
Console.WriteLine("本地文件 " + si.FullName + " 成功上传到远程 " + GetFullDirectory(strTarget));
continue;
}
}
return 0;
ERROR1:
return -1;
}
// 返回的 FileItemInfo.Name 中是逻辑全路径
// parameters:
// strCurrentDirectory 当前路径。物理路径
// return:
// -1 出错
// 其他 列出的事项总数。注意，不是 lLength 所指出的本次返回数
public static int ListFile(
string strRootPath,
string strCurrentDirectory,
string strPattern,
long lStart,
long lLength,
out List<FileItemInfo> infos,
out string strError)
{
strError = "";
infos = new List<FileItemInfo>();
int MAX_ITEMS = 100; // 一次 API 最多返回的事项数量
try
{
FileSystemLoader loader = new FileSystemLoader(strCurrentDirectory, strPattern);
int i = 0;
int count = 0;
foreach (FileSystemInfo si in loader)
{
// 检查文件或目录必须在根以下。防止漏洞
if (PathUtil.IsChildOrEqual(si.FullName, strRootPath) == false)
continue;
if (i < lStart)
goto CONTINUE;
if (lLength != -1 && count > lLength)
goto CONTINUE;
if (count >= MAX_ITEMS)
goto CONTINUE;
FileItemInfo info = new FileItemInfo();
infos.Add(info);
info.Name = si.FullName.Substring(strRootPath.Length);
info.CreateTime = si.CreationTime.ToString("u");
if (si is DirectoryInfo)
{
info.Size = -1; // 表示这是目录
}
if (si is FileInfo)
{
FileInfo fi = si as FileInfo;
info.Size = fi.Length;
}
count++;
CONTINUE:
i++;
}
return i;
}
catch (DirectoryNotFoundException)
{
return 0;
}
catch (Exception ex)
{
strError = ex.Message;
return -1;
}
}
// return:
// false 正常，继续
// true 退出命令
public bool ProcessCommand(string line)
{
if (line == "exit" || line == "quit")
return true;
string strError = "";
int nRet = 0;
List<string> parameters = ParseParameters(line);
if (parameters.Count == 0)
return false;
if (parameters[0] == "login")
{
string strHost = "";
string strUserName = "";
string strPassword = "";
if (parameters.Count > 1)
strHost = parameters[1];
if (parameters.Count > 2)
strUserName = parameters[2];
if (parameters.Count > 3)
strPassword = parameters[3];
if (parameters.Count <= 3)
{
if (GetUserNamePassword(out strHost,
out strUserName,
out strPassword) == true)
return true;
}
nRet = Login(strHost, strUserName, strPassword, out strError);
if (nRet == -1)
{
Console.WriteLine("登录失败: " + strError);
return false;
}
Console.WriteLine("登录成功");
return false;
}
if (parameters[0] == "dir")
{
// 测试 ..
// *.*
// ..\
// ..\*.*
// \
// \*.*
string strDir = "";
if (parameters.Count > 1)
strDir = parameters[1];
FileSystemLoader loader = new FileSystemLoader(this._currentLocalDir, strDir);
int file_count = 0;
int dir_count = 0;
foreach (FileSystemInfo si in loader)
{
// TODO: 是否先得到 FullName ，再根据起点目录截断显示后部
if (si is DirectoryInfo)
{
AlignWrite(si.LastWriteTime.ToString("u") + " <dir> ");
Console.WriteLine(si.Name + "/");
dir_count++;
}
if (si is FileInfo)
{
FileInfo info = si as FileInfo;
AlignWrite(info.LastWriteTime.ToString("u") + info.Length.ToString().PadLeft(10, ' ') + " ");
Console.WriteLine(info.Name);
file_count++;
}
}
Console.WriteLine();
if (dir_count > 0)
AlignWriteLine(dir_count.ToString() + " direcotries");
if (file_count > 0 || dir_count == 0)
AlignWriteLine(file_count.ToString() + " files");
return false;
}
if (parameters[0] == "cd")
{
if (parameters.Count == 1)
{
Console.WriteLine(this._currentLocalDir); // 显示当前路径
return false;
}
if (parameters.Count > 1)
{
string strDir = "";
string strParam = GetCdParmeter(parameters);
if (strParam == ".")
{
// 当前路径不变
return false;
}
else
{
#if NO
strDir = Path.Combine(this._currentLocalDir, strParam);
// 上一句执行完，有可能是这样 strDir = '\publish\dp2libraryxe'，没有盘符
#endif
FileSystemLoader.ChangeDirectory(this._currentLocalDir, strParam, out strDir);
}
// 要检验一下目录是否存在
if (Directory.Exists(strDir) == false)
{
Console.WriteLine("本地目录 '" + strDir + "' 不存在");
return false;
}
strDir = (new DirectoryInfo(strDir)).FullName;
this._currentLocalDir = strDir;
}
return false;
}
if (parameters[0] == "rdir")
{
List<FileItemInfo> filenames = null;
string strDir = "";
if (parameters.Count > 1)
strDir = parameters[1];
nRet = RemoteList(
GetRemoteCurrentDir(), // "!upload/" + this._currentDir,
strDir,
out filenames,
out strError);
if (nRet == -1)
{
Console.WriteLine("Dir error: " + strError);
return false;
}
string strDisplayDirectory = "";
int file_count = 0;
int dir_count = 0;
foreach (FileItemInfo info in filenames)
{
#if NO
string strName = "";
string strTime = "";
string strSize = "";
ParseFileName(filename,
out strName,
out strTime,
out strSize);
#endif
string strCurrent = Path.GetDirectoryName(info.Name);
if (strCurrent != strDisplayDirectory)
{
Console.WriteLine();
Console.WriteLine("远程 " + strCurrent + " 的目录:");
Console.WriteLine();
strDisplayDirectory = strCurrent;
}
string strName = "";
if (strDisplayDirectory != null)
{
strName = info.Name.Substring(strDisplayDirectory.Length);
if (String.IsNullOrEmpty(strName) == false && strName[0] == '\\')
strName = strName.Substring(1);
}
else
strName = info.Name;
// TODO: 如何显示文件名是个问题。建议，处在当前目录的，只显示纯文件名；越过当前目录的，显示全路径
// 也可以一段一段显示。某一段的事项都是处于同一目录，就在前导显示一句目录名，后面就显示纯文件名
// 两种风格都可以实现了看看
if (info.Size == -1)
{
dir_count++;
AlignWrite(info.CreateTime + " <dir> ");
Console.WriteLine(strName);
}
else
{
file_count++;
AlignWrite(info.CreateTime + info.Size.ToString().PadLeft(10, ' ') + " ");
Console.WriteLine(strName);
}
}
Console.WriteLine();
if (dir_count > 0)
AlignWriteLine(dir_count.ToString() + " direcotries");
if (file_count > 0 || dir_count == 0)
AlignWriteLine(file_count.ToString() + " files");
return false;
}
if (parameters[0] == "rcd")
{
if (parameters.Count == 1)
{
Console.WriteLine(this._currentDir); // 显示当前路径
return false;
}
#if NO
string strDir = "";
if (parameters.Count > 1)
strDir = parameters[1];
#endif
string strDir = GetCdParmeter(parameters);
string strResultDirectory = "";
// 进行远程 CD 命令
// parameters:
// strCurrentDirectory 当前路径
// strPath 试图转去的路径
// strResultDirectory 返回成功转过去的结果路径。需把这个路径设为最新的当前路径
nRet = RemoteChangeDir(
GetRemoteCurrentDir(), // "!upload" + this._currentDir,
strDir,
out strResultDirectory,
out strError);
if (nRet == -1)
goto ERROR1;
// 检查这个远程目录是否存在
this._currentDir = strResultDirectory;
Debug.Assert(string.IsNullOrEmpty(this._currentDir) == true || this._currentDir.IndexOf("\\") == -1,
"this._currentDir 中不允许使用字符 '\\'");
#if DEBUG
if (string.IsNullOrEmpty(this._currentDir) == false)
{
Debug.Assert(this._currentDir[0] == '\\' || this._currentDir[0] == '/', "远程逻辑路径如果为非空，则第一字符应该是斜杠。但现在是 '" + this._currentDir + "'");
}
#endif
#if NO
if (parameters.Count > 1)
{
string strDir = "";
if (parameters[1] == "..")
{
if (string.IsNullOrEmpty(this._currentDir) == true)
{
Console.WriteLine("远程目录当前已经是根目录了");
return false;
}
strDir = Path.GetDirectoryName(this._currentDir);
}
else if (parameters[1] == ".")
{
// 当前路径不变
return false;
}
else
{
// strDir = Path.Combine(this._currentDir, parameters[1]);
strDir = GetFullDirectory(parameters[1]);
}
// 要检验一下目录是否存在
nRet = RemoteDirExists(strDir);
if (nRet == -1)
return false;
if (nRet == 0)
{
Console.WriteLine("远程目录 '" + strDir + "' 不存在");
return false;
}
this._currentDir = strDir;
}
#endif
return false;
}
if (parameters[0] == "upload")
{
if (parameters.Count < 2)
{
Console.WriteLine("upload 命令用法: upload 源文件或目录 [目标文件或目录]");
// 如果目标目录省略，则表示和源目录同名
return false;
}
string strSource = parameters[1]; // strSource 可能为 "*.*" 这样的模式
string strTarget = ""; // strTarget 可能空缺
if (parameters.Count > 2)
strTarget = parameters[2];
nRet = DoUpload(strSource,
strTarget,
out strError);
if (nRet == -1)
goto ERROR1;
return false;
}
if (parameters[0] == "rdel" || parameters[0] == "rdelete")
{
if (parameters.Count != 2)
{
Console.WriteLine("rdel 命令用法: rdel 远程目录");
return false;
}
string strDir = "";
if (parameters.Count > 1)
strDir = parameters[1];
// 删除一个远程文件或者目录
nRet = RemoteDelete(
GetRemoteCurrentDir(),
strDir,
out strError);
if (nRet == -1)
goto ERROR1;
Console.WriteLine("已删除远程文件 " + nRet.ToString() + " 个");
return false;
}
if (parameters[0] == "download")
{
if (parameters.Count < 2)
{
Console.WriteLine("download 命令用法: download 源文件或目录 [目标文件或目录]");
// 如果目标目录省略，则表示和源目录同名
return false;
}
string strSource = parameters[1]; // strSource 可能为 "*.*" 这样的模式
string strTarget = ""; // strTarget 可能空缺
if (parameters.Count > 2)
strTarget = parameters[2];
nRet = DoDownload(strSource,
strTarget,
out strError);
if (nRet == -1)
goto ERROR1;
return false;
}
Console.WriteLine("unknown command '" + line + "'");
return false;
ERROR1:
Console.WriteLine(strError);
return false;
}
