/// <summary>
/// Copies the specified source folder to the destination.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="destination">The destination.</param>
/// <param name="overwriteFolder">if set to <c>true</c> overwrites the destination folder if it exists.</param>
/// <param name="overwriteItems">if set to <c>true</c> overwrites any existing items with the same name in the destination folder.</param>
/// <returns>Whether the folder was copied or not.</returns>
public static bool Copy(AFolder source, AFolder destination, bool overwriteFolder = false, bool overwriteItems = false)
{
Exceptions.NotNullException<AFolder>(source, nameof(source));
Exceptions.NotNullException<AFolder>(destination, nameof(destination));
if (!overwriteFolder && Fenrir.FileSystem.FolderExists(destination.FullPath))
return false;
FileCollisionOption itemCollision;
if (overwriteItems)
itemCollision = FileCollisionOption.ReplaceExisting;
else
itemCollision = FileCollisionOption.FailIfExists;
return source.Copy(destination.FullPath, FolderCollisionOption.ReplaceExisting, itemCollision) != null;
}
/// <summary>
/// Gets a folder.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="folder">The folder.</param>
/// <param name="openMode">The open mode. Defaults to Normal.</param>
/// <returns>The folder.</returns>
public override AFolder OpenFolder(AFolder directory, string folder, OpenMode openMode)
{
string path = FSHelpers.CombinePath(directory.ToString(), folder);
if (!Fenrir.FileSystem.FolderExists(path))
{
switch (openMode)
{
case OpenMode.Normal:
return Fenrir.FileSystem.CreateFolder(path, FileCollisionOption.FailIfExists);
case OpenMode.FailIfDoesNotExist:
throw new FileNotFoundException(String.Format("Folder {0} does not exist!", path));
}
}
return new FenrirFolder(path);
}
/// <summary>
/// Opens a folder asynchronously.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="folder">The folder.</param>
/// <param name="openMode">The open mode. Defaults to Normal.</param>
/// <param name="cancellationToken">The cancellation token. Defaults to null.</param>
/// <returns>An AFolder task to open a folder. The AFolder represents the folder.</returns>
public async Task<AFolder> OpenFolderAsync(AFolder directory, string folder, OpenMode openMode, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return OpenFolder(directory, folder, openMode);
}
/// <summary>
/// Gets a file.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="file">The file.</param>
/// <param name="openMode">The open mode Defaults to Normal..</param>
/// <returns>The file.</returns>
/// <exception cref="System.NotImplementedException">
/// Exception representing that this function is not implemented.
/// </exception>
public virtual AFile OpenFile(AFolder directory, string file, OpenMode openMode = OpenMode.Normal)
{
throw new NotImplementedException();
}
/// <summary>
/// Generates a unique name for a folder.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="name">The name.</param>
/// <param name="iterations">The maximum iterations. Defaults to 99.</param>
/// <returns>A new unique name for the folder.</returns>
public virtual string GenerateFolderUniqueName(AFolder directory, string name, int iterations = 99)
{
string basename = Path.GetFileNameWithoutExtension(name);
string ext = Path.GetExtension(name);
StringBuilder str = new StringBuilder();
for (int i = 0; i < iterations; i++)
{
switch (i)
{
case 0:
if (!FolderExists(Path.Combine(directory.ToString(), name)))
return name;
break;
default:
str.Clear();
str.Append(String.Format("{0} - ({1})", basename, i));
if (!FolderExists(Path.Combine(directory.ToString(), str.ToString())))
return str.ToString();
break;
}
}
throw Exceptions.CanNotGenerateUniqueNameException(iterations);
}
/// <summary>
/// Asynchronously returns an string list of all folders in the folder that match the search pattern and are within the search option choosen.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A string list task to get the folders. The string list represents the names of all folders in the folder.</returns>
public static async Task<List<string>> GetFoldersListAsync(AFolder folder, string searchPattern = "*", SearchOption searchOption = SearchOption.AllDirectories, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return GetFoldersList(folder, searchPattern, searchOption);
}
/// <summary>
/// Gets the UTC creation time of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>The creation time of the folder.</returns>
public static DateTime GetCreationTimeUtc(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return folder.CreationTimeUtc;
}
/// <summary>
/// Asynchronously gets the root folder of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A string task to get the root folder. The string is the root folder.</returns>
public static async Task<string> GetRootFolderAsync(AFolder folder, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return GetRootFolder(folder);
}
/// <summary>
/// Moves the specified folder to the destination.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="destination">The destination.</param>
/// <param name="overwriteFolder">if set to <c>true</c> overwrites the destination folder if it exists.</param>
/// <returns>Whether the folder was moved or not.</returns>
public static bool Move(AFolder source, AFolder destination, bool overwriteFolder = false)
{
Exceptions.NotNullException<AFolder>(source, nameof(source));
Exceptions.NotNullException<AFolder>(destination, nameof(destination));
if (!overwriteFolder && Fenrir.FileSystem.FolderExists(destination.FullPath))
return false;
return source.Move(destination.FullPath, FolderCollisionOption.ReplaceExisting);
}
/// <summary>
/// Gets the parent folder of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>The parent folder.</returns>
public static string GetParentFolder(AFolder folder)
{
return folder.ParentFolder;
}
/// <summary>
/// Gets the root folder of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>The root folder.</returns>
public static string GetRootFolder(AFolder folder)
{
return folder.RootFolder;
}
/// <summary>
/// Asynchronously copies the specified source folder to the destination.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="destination">The destination.</param>
/// <param name="overwriteFolder">if set to <c>true</c> overwrites the destination folder if it exists.</param>
/// <param name="overwriteItems">if set to <c>true</c> overwrites any existing items with the same name in the destination folder.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A boolean task to copy the folder. The boolean represents whether the folder was copied or not.</returns>
public static async Task<bool> CopyAsync(AFolder source, string destination, bool overwriteFolder = false, bool overwriteItems = false, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return Copy(source, destination, overwriteFolder, overwriteItems);
}
/// <summary>
/// Gets the UTC last modified time of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>The last modified time of the folder.</returns>
public static DateTime GetLastModifiedTimeUtc(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return folder.LastModifiedTimeUtc;
}
/// <summary>
/// Gets the last accessed time of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>The last accessed time of the folder.</returns>
public static DateTime GetLastAccessedTime(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return folder.LastAccessedTime;
}
/// <summary>
/// Returns whether the folder exists or not.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>Whether the folder exists or not.</returns>
public static bool Exists(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return Fenrir.FileSystem.FolderExists(folder.FullPath);
}
/// <summary>
/// Asynchronously moves the specified folder to the destination.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="destination">The destination.</param>
/// <param name="overwriteFolder">if set to <c>true</c> overwrites the destination folder if it exists.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A boolean task to move the folder. The boolean represents whether the folder was moved or not.</returns>
public static async Task<bool> MoveAsync(AFolder source, AFolder destination, bool overwriteFolder = false, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return Move(source, destination, overwriteFolder);
}
/// <summary>
/// Asynchronously returns whether the folder exists or not.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A boolean task to check if the folder exists. The boolean represents whether the folder exists or not.</returns>
public static async Task<bool> ExistsAsync(AFolder folder, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return Exists(folder);
}
/// <summary>
/// Internal function to get file system entries.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <returns>An enumerable representing the file system entries.</returns>
private static IEnumerable<string> InternalGetFileSystemEntries(AFolder folder, string searchPattern, SearchOption searchOption)
{
var filesAndFolders = new List<string>();
if (searchOption != SearchOption.SubDirectoriesOnly)
{
var topFiles = folder.GetFileNames();
foreach (var file in topFiles)
{
if (Regex.IsMatch(file, searchPattern))
filesAndFolders.Add(file);
}
var topFolders = folder.GetFileNames();
foreach (var topFolder in topFolders)
{
if (Regex.IsMatch(topFolder, searchPattern))
filesAndFolders.Add(topFolder);
}
}
var folders = folder.GetFolderNames();
foreach (var subFolder in folders)
{
if (Regex.IsMatch(subFolder, searchPattern))
filesAndFolders.Add(subFolder);
if (searchOption != SearchOption.TopDirectoryOnly)
{
var subFiles = EnumerateFileSystemEntries(subFolder, searchPattern, SearchOption.AllDirectories);
foreach (var file in subFiles)
{
if (Regex.IsMatch(file, searchPattern))
filesAndFolders.Add(file);
}
}
}
return filesAndFolders;
}
/// <summary>
/// Asynchronously gets the UTC creation time of the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>A DateTime task to get the creation time. The DateTime represents the creation time of the folder.</returns>
public static async Task<DateTime> GetCreationTimeUtcAsync(AFolder folder, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return GetCreationTimeUtc(folder);
}
/// <summary>
/// Creates the folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>Whether the folder was created or not.</returns>
public static bool CreateFolder(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
try { return Fenrir.FileSystem.CreateFolder(folder.FullPath, FileCollisionOption.FailIfExists) != null; }
catch { return false; }
}
/// <summary>
/// Returns an string list of all folders in the folder that match the search pattern and are within the search option choosen.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <returns>A string list representing the names of all folders in the folder.</returns>
public static List<string> GetFoldersList(AFolder folder, string searchPattern = "*", SearchOption searchOption = SearchOption.AllDirectories)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
var entries = new List<string>();
foreach (var entry in InternalGetFolders(folder, searchPattern, searchOption))
entries.Add(entry);
return entries;
}
/// <summary>
/// Internal function to get folders.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <returns>An enumerable representing the folders.</returns>
private static IEnumerable<string> InternalGetFolders(AFolder folder, string searchPattern, SearchOption searchOption)
{
var folders = new List<string>();
var subFolders = folder.GetFolderNames();
foreach (var subFolder in subFolders)
{
if (Regex.IsMatch(subFolder, searchPattern))
folders.Add(subFolder);
if (searchOption != SearchOption.TopDirectoryOnly)
{
var subFolderFolders = EnumerateFolders(subFolder, searchPattern, SearchOption.AllDirectories);
foreach (var tmp in subFolderFolders)
{
if (Regex.IsMatch(tmp, searchPattern))
folders.Add(tmp);
}
}
}
return folders;
}
/// <summary>
/// Creates a folder asynchronously.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="name">The name.</param>
/// <param name="collisionOption">The collision option. Defaults to FailIfExists.</param>
/// <param name="cancellationToken">The cancellation token. Defaults to null.</param>
/// <returns>An AFolder task to create a new folder. The AFolder represents the folder.</returns>
public async Task<AFolder> CreateFolderAsync(AFolder directory, string name, FileCollisionOption collisionOption = FileCollisionOption.FailIfExists, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return CreateFolder(directory, name, collisionOption);
}
/// <summary>
/// Deletes the specified folder.
/// </summary>
/// <param name="folder">The folder.</param>
/// <returns>Whether the folder was deleted or not.</returns>
public static bool Delete(AFolder folder)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return folder.Delete();
}
/// <summary>
/// Generates a unique name for a folder asynchronously.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="name">The name.</param>
/// <param name="iterations">The maximum iterations. Defaults to 99.</param>
/// <param name="cancellationToken">The cancellation token. Defaults to null.</param>
/// <returns>
/// A string task to generate a unique folder name. The string represents a new unique name
/// for the folder.
/// </returns>
public async Task<string> GenerateFolderUniqueNameAsync(AFolder directory, string name, int iterations = 99, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return GenerateFolderUniqueName(directory, name, iterations);
}
/// <summary>
/// Asynchronously returns an enumeration of all files and folders in the folder that match the search pattern and are within the search option choosen.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>An enumerable task to enumerate through the files and folders. The string enumerable represents the names of all files and folders in the folder.</returns>
public static async Task<IEnumerable<string>> EnumerateFileSystemEntriesAsync(AFolder folder, string searchPattern = "*", SearchOption searchOption = SearchOption.AllDirectories, CancellationToken? cancellationToken = null)
{
await AwaitHelpers.CreateTaskScheduler(AwaitHelpers.CheckCancellationToken(cancellationToken));
return EnumerateFileSystemEntries(folder, searchPattern, searchOption);
}
/// <summary>
/// Gets a folder.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="folder">The folder.</param>
/// <param name="openMode">The open mode. Defaults to Normal.</param>
/// <returns>The folder.</returns>
/// <exception cref="System.NotImplementedException">
/// Exception representing that this function is not implemented.
/// </exception>
public virtual AFolder OpenFolder(AFolder directory, string folder, OpenMode openMode)
{
throw new NotImplementedException();
}
/// <summary>
/// Returns an enumeration of all folders in the folder that match the search pattern and are within the search option choosen.
/// </summary>
/// <param name="folder">The folder.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="searchOption">The search option.</param>
/// <returns>A string enumerable representing the names of all folders in the folder.</returns>
public static IEnumerable<string> EnumerateFolders(AFolder folder, string searchPattern = "*", SearchOption searchOption = SearchOption.AllDirectories)
{
Exceptions.NotNullException<AFolder>(folder, nameof(folder));
return InternalGetFolders(folder, searchPattern, searchOption);
}
/// <summary>
/// Creates a file.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="name">The name.</param>
/// <param name="collisionOption">The collision option. Defaults to FailIfExists.</param>
/// <returns>An AFile representing the file.</returns>
/// <exception cref="System.NotImplementedException">
/// Exception representing that this function is not implemented.
/// </exception>
public virtual AFile CreateFile(AFolder directory, string name, FileCollisionOption collisionOption = FileCollisionOption.FailIfExists)
{
throw new NotImplementedException();
}
/// <summary>
/// Creates a folder.
/// </summary>
/// <param name="directory">The directory.</param>
/// <param name="name">The name.</param>
/// <param name="collisionOption">The collision option. Defaults to FailIfExists.</param>
/// <returns>An AFolder representing the folder.</returns>
public override AFolder CreateFolder(AFolder directory, string name, FileCollisionOption collisionOption = FileCollisionOption.FailIfExists)
{
Exceptions.NotNullCheck<AFolder>(directory, nameof(directory));
Exceptions.NotNullOrEmptyCheck(name, nameof(name));
switch (collisionOption)
{
case FileCollisionOption.FailIfExists:
if (Fenrir.FileSystem.FolderExists(System.IO.Path.Combine(directory.FullPath, name)))
return null;
break;
case FileCollisionOption.GenerateUniqueName:
name = Fenrir.FileSystem.GenerateFileUniqueName(directory.FullPath, name);
break;
}
string folder = System.IO.Path.Combine(directory.FullPath, name);
Directory.CreateDirectory(folder);
return new FenrirFolder(folder);
}