/// <inheritdoc/>
public IStaticDirectory GetDirectory(string path)
{
Covenant.Requires <ArgumentNullException>(!string.IsNullOrEmpty(path), nameof(path));
Covenant.Requires <ArgumentException>(!path.Contains("/../"), $"{nameof(path)}: Relative path segments like \"/../\" are not supported.");
Covenant.Requires <ArgumentException>(!path.StartsWith("./"), $"{nameof(path)}: Relative path segments like \"./\" are not supported.");
// Special case the root directory.
if (path == "/")
{
return(root ?? this);
}
if (path.Length > 1 && path.EndsWith("/"))
{
path = path.Substring(0, path.Length - 1);
}
if (!LinuxPath.IsPathRooted(path))
{
path = LinuxPath.Combine(this.Path, path);
}
var directory = FindDirectory(path);
if (directory == null)
{
throw new FileNotFoundException($"Directory [{path}] not found.");
}
return(directory);
}
/// <summary>
/// Protected constructor.
/// </summary>
/// <param name="path">The logical path to this file.</param>
protected StaticFileBase(string path)
{
Covenant.Requires <ArgumentNullException>(!string.IsNullOrEmpty(path));
this.Path = path;
this.Name = LinuxPath.GetFileName(path);
}
/// <inheritdoc/>
public virtual IStaticFile GetFile(string path)
{
Covenant.Requires <ArgumentNullException>(!string.IsNullOrEmpty(path), nameof(path));
Covenant.Requires <ArgumentException>(!path.Contains("/../"), $"{nameof(path)}: Relative path segments like \"/../\" are not supported.");
Covenant.Requires <ArgumentException>(!path.StartsWith("./"), $"{nameof(path)}: Relative path segments like \"./\" are not supported.");
if (!LinuxPath.IsPathRooted(path))
{
path = LinuxPath.Combine(this.Path, path);
}
var file = FindFile(path);
if (file == null)
{
throw new FileNotFoundException($"File [{path}] not found.");
}
return(file);
}