public static FileSystemItem FromFullName(string fullName, VirtualItemType type, IVirtualFolder parent)
{
if (fullName == null)
{
throw new ArgumentNullException("fullName");
}
if (type == VirtualItemType.Unknown)
{
if (!Directory.Exists(fullName))
{
if (!File.Exists(fullName))
{
throw new FileNotFoundException(string.Format("Cannot discover '{0}' item type because no such file or folder found.", fullName), fullName);
}
type = VirtualItemType.File;
}
else
{
type = VirtualItemType.Folder;
}
}
fullName = fullName.Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
if (type == VirtualItemType.Folder)
{
return new FileSystemFolder(fullName, parent);
}
if (VirtualItem.IsLink(fullName))
{
return new FileSystemShellLink(fullName, parent);
}
return new FileSystemFile(fullName, parent);
}
public static IVirtualItem FromUri(Uri shellUri, VirtualItemType type)
{
if (shellUri == null)
{
throw new ArgumentNullException("shellUri");
}
if (shellUri.Scheme != UriScheme)
{
throw new ArgumentException("Unknown shellUri scheme (shell expected)");
}
string localPath = shellUri.LocalPath;
if (localPath.StartsWith("/::", StringComparison.Ordinal))
{
localPath = localPath.Substring(1).Replace(Path.AltDirectorySeparatorChar, Path.DirectorySeparatorChar);
}
SafeShellItem item = new SafeShellItem(IntPtr.Zero, localPath);
if (type == VirtualItemType.Folder)
{
return new ShellFolder(item);
}
return ShellFolder.CreateShellItem(item, item.GetAttributesOf(SFGAO.SFGAO_FOLDER | SFGAO.SFGAO_STREAM), null);
}
public static IVirtualItem FromUri(Uri nullUri, VirtualItemType type)
{
if (nullUri == null)
{
throw new ArgumentNullException("nullUri");
}
if (nullUri.Scheme != UriScheme)
{
throw new ArgumentException(string.Format(Resources.sErrorAnotherSchemeExpected, UriScheme, nullUri.Scheme));
}
if (nullUri.Host != ".")
{
throw new ArgumentException(string.Format(Resources.sErrorOnlyDotHostAccepted, nullUri.Host));
}
switch (type)
{
case VirtualItemType.Folder:
return new NullFolder(Path.GetFileName(nullUri.AbsolutePath));
case VirtualItemType.File:
return new NullFile(Path.GetFileName(nullUri.AbsolutePath));
}
throw new ApplicationException("Cannot detect item type in null file system.");
}
public static IVirtualItem FromUri(Uri absoluteUri, VirtualItemType type, IVirtualFolder parent)
{
return FtpItem.FromUri(new FtpContext(), absoluteUri, type, parent);
}
public VirtualItemPopupAttritube(VirtualItemType typeInclude, bool allowNone = true)
{
this.TypeInclude = typeInclude;
this.AllowNone = allowNone;
}
public static IVirtualItem FromUri(FtpContext context, Uri absoluteUri, VirtualItemType type, IVirtualFolder parent)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (absoluteUri == null)
{
throw new ArgumentNullException("absoluteUri");
}
if (!absoluteUri.IsAbsoluteUri)
{
throw new ArgumentException("This operation is not supported for a relative URI.");
}
if (type == VirtualItemType.Unknown)
{
if (absoluteUri.AbsolutePath.EndsWith("/", StringComparison.Ordinal))
{
type = VirtualItemType.Folder;
}
else
{
try
{
context.GetFileSize(absoluteUri);
type = VirtualItemType.File;
}
catch
{
try
{
context.PrintWorkingDirectory(absoluteUri);
type = VirtualItemType.Folder;
}
catch
{
throw new ArgumentException(string.Format("Cannot determine file type from uri ({0})", absoluteUri));
}
}
}
}
switch (type)
{
case VirtualItemType.Folder:
return new FtpFolder(context, absoluteUri, parent);
case VirtualItemType.File:
try
{
Uri baseUri = FtpItemInfo.GetParent(absoluteUri);
IVirtualItem item = null;
foreach (string str in context.ListDirectoryDetails(absoluteUri))
{
item = ParseListString(context, baseUri, str, parent);
break;
}
if (item != null)
{
return item;
}
}
catch (WebException)
{
}
return new FtpFile(context, absoluteUri, parent);
}
throw new InvalidEnumArgumentException("type", (int) type, typeof(VirtualItemType));
}
