/// <summary>
/// Open a file.
/// </summary>
/// <param name="path">The path of the file to open</param>
/// <returns>A stream serving the opened file</returns>
public Stream OpenFile(string path)
{
ulong hash = HashFsFileName.GetHashForFullPath(path);
foreach (ScsArchive arc in Archives)
{
if (arc.HasEntry(hash))
{
return(new HashFsEntryReader(arc.GetEntry(hash)).GetStream());
}
}
throw new FileNotFoundException(path);
}
/// <summary>
/// List the contents of a folder.
/// </summary>
/// <param name="path">The path of the folder to list</param>
/// <returns>An enumerable of full paths representing the contents of the folder</returns>
public async Task <IEnumerable <string> > ListFolder(string path)
{
IEnumerable <string> contents = new LinkedList <string>();
ulong pathHash = HashFsFileName.GetHashForFullPath(path);
foreach (ScsArchive arc in _archives.Values)
{
if (arc.HasEntry(pathHash))
{
contents = contents.Union(
(await new HashFsEntryReader(arc.GetEntry(pathHash)).ListFiles(path))
.Select((HashFsFileName x) => x.Name));
}
}
return(contents);
}
/// <summary> /// Get an entry. /// </summary> /// <param name="path">Full path of the entry</param> /// <returns>The retrieved entry</returns> public HashFsEntry GetEntry(string path) => GetEntry(HashFsFileName.GetHashForFullPath(path));
/// <summary> /// Tells whether an entry is present. /// </summary> /// <param name="path">Full path to check for existence</param> /// <returns>True if the entry is present</returns> public bool HasEntry(string path) => HasEntry(HashFsFileName.GetHashForFullPath(path));