/// <summary>
/// 返回上一级目录
/// </summary>
/// <param name="u"></param>
public static void back(User u)
{
string tpath = TruepathParser.parse(u);
int point = tpath.LastIndexOf(@"\");
tpath = tpath.Substring(0, point);
u.SetPath(LogicalParser.parse(tpath, u));
u.SetSinglePath(LogicalParser.singleParse(u));
}
/// <summary>
/// 更新索引表.
/// </summary>
/// <param name="u"></param>
public static void Update(User u)
{
string[] fds = FDfiner.find(TruepathParser.parse(u)).Split('\n');
StringBuilder sb = new StringBuilder();
foreach (string fd in fds)
{
sb.AppendLine(LogicalParser.parse(fd, u));
}
IndexTableWriter.Write(u, sb.ToString(), false);
}
/// <summary>
/// 进入下一级目录
/// </summary>
/// <param name="u"></param>
/// <param name="cmd"></param>
public static void fore(User u, string cmd)
{
string nextDir = cmd;
if (!Directory.Exists(TruepathParser.parse(u) + @"\" + nextDir))
{
Console.WriteLine("目录不存在");
}
else
{
u.SetPath(u.GetPath() + @"\" + nextDir);
u.SetSinglePath(nextDir);
}
}
/// <summary>
/// 删除文件夹
/// </summary>
/// <param name="u"></param>
/// <param name="dname"></param>
public static void deletedir(User u, string dname)
{
if (dname.StartsWith(@".\"))
{
dname = dname.Substring(2);
}
string tpath = TruepathParser.parse(u);
try
{
Directory.Delete(tpath + @"\" + dname, true);
}
catch (Exception e)
{
Console.WriteLine("找不到该文件夹");
}
//更新索引表
IndexTableOperation.Update(u);
}
/// <summary>
/// 新建文件夹
/// </summary>
/// <param name="u"></param>
/// <param name="dname">文件夹名字</param>
public static void makedir(User u, string dname)
{
if (dname.StartsWith(@".\"))
{
dname = dname.Substring(2);
}
string tpath = TruepathParser.parse(u);
if (Directory.Exists(tpath + @"\" + dname))
{
Console.WriteLine("该文件夹已存在");
}
else
{
Directory.CreateDirectory(tpath + @"\" + dname);
}
//向索引表添加记录
IndexTableWriter.Write(u, u.GetPath() + @"\" + dname, true);
}
/// <summary>
/// 删除文件
/// </summary>
/// <param name="u"></param>
/// <param name="fname"></param>
public static void delete(User u, string fname)
{
if (fname.StartsWith(@".\"))
{
fname = fname.Substring(2);
}
string tpath = TruepathParser.parse(u);
try
{
File.Delete(tpath + @"\" + fname);
}
catch (Exception e)
{
Console.WriteLine("找不到该文件");
}
//更新索引表
IndexTableOperation.Update(u);
}
/// <summary>
/// 创建文件
/// </summary>
/// <param name="u"></param>
/// <param name="fname"></param>
public static void create(User u, string fname)
{
if (fname.StartsWith(@".\"))
{
fname = fname.Substring(2);
}
string tpath = TruepathParser.parse(u);
if (File.Exists(tpath + @"\" + fname))
{
Console.WriteLine("该文件夹已存在");
}
else
{
File.Create(tpath + @"\" + fname).Close();
}
//向索引表添加记录
IndexTableWriter.Write(u, u.GetPath() + @"\" + fname, true);
}