/// <summary>
/// Gets the filtered file system entries.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="logger">The logger.</param>
/// <param name="args">The args.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="flattenFolderDepth">The flatten folder depth.</param>
/// <param name="resolveShortcuts">if set to <c>true</c> [resolve shortcuts].</param>
/// <returns>Dictionary{System.StringFileSystemInfo}.</returns>
/// <exception cref="System.ArgumentNullException">path</exception>
public static Dictionary<string, FileSystemInfo> GetFilteredFileSystemEntries(string path, ILogger logger, ItemResolveArgs args, string searchPattern = "*", int flattenFolderDepth = 0, bool resolveShortcuts = true)
{
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
if (args == null)
{
throw new ArgumentNullException("args");
}
var entries = new DirectoryInfo(path).EnumerateFileSystemInfos(searchPattern, SearchOption.TopDirectoryOnly);
if (!resolveShortcuts && flattenFolderDepth == 0)
{
return entries.ToDictionary(i => i.FullName, StringComparer.OrdinalIgnoreCase);
}
var dict = new Dictionary<string, FileSystemInfo>(StringComparer.OrdinalIgnoreCase);
foreach (var entry in entries)
{
var isDirectory = (entry.Attributes & FileAttributes.Directory) == FileAttributes.Directory;
var fullName = entry.FullName;
if (resolveShortcuts && FileSystem.IsShortcut(fullName))
{
var newPath = FileSystem.ResolveShortcut(fullName);
if (string.IsNullOrWhiteSpace(newPath))
{
//invalid shortcut - could be old or target could just be unavailable
logger.Warn("Encountered invalid shortcut: " + fullName);
continue;
}
// Don't check if it exists here because that could return false for network shares.
var data = new DirectoryInfo(newPath);
// add to our physical locations
args.AddAdditionalLocation(newPath);
dict[newPath] = data;
}
else if (flattenFolderDepth > 0 && isDirectory)
{
foreach (var child in GetFilteredFileSystemEntries(fullName, logger, args, flattenFolderDepth: flattenFolderDepth - 1, resolveShortcuts: resolveShortcuts))
{
dict[child.Key] = child.Value;
}
}
else
{
dict[fullName] = entry;
}
}
return dict;
}
/// <summary>
/// Gets the filtered file system entries.
/// </summary>
/// <param name="path">The path.</param>
/// <param name="logger">The logger.</param>
/// <param name="searchPattern">The search pattern.</param>
/// <param name="flattenFolderDepth">The flatten folder depth.</param>
/// <param name="resolveShortcuts">if set to <c>true</c> [resolve shortcuts].</param>
/// <param name="args">The args.</param>
/// <returns>Dictionary{System.StringFileSystemInfo}.</returns>
/// <exception cref="System.ArgumentNullException">path</exception>
public static Dictionary<string, FileSystemInfo> GetFilteredFileSystemEntries(string path, ILogger logger, string searchPattern = "*", int flattenFolderDepth = 0, bool resolveShortcuts = true, ItemResolveArgs args = null)
{
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
var dict = new Dictionary<string, FileSystemInfo>(StringComparer.OrdinalIgnoreCase);
var entries = new DirectoryInfo(path).EnumerateFileSystemInfos(searchPattern, SearchOption.TopDirectoryOnly);
foreach (var entry in entries)
{
var isDirectory = entry.Attributes.HasFlag(FileAttributes.Directory);
if (resolveShortcuts && FileSystem.IsShortcut(entry.FullName))
{
var newPath = FileSystem.ResolveShortcut(entry.FullName);
if (string.IsNullOrWhiteSpace(newPath))
{
//invalid shortcut - could be old or target could just be unavailable
logger.Warn("Encountered invalid shortcut: " + entry.FullName);
continue;
}
var data = FileSystem.GetFileSystemInfo(newPath);
if (data.Exists)
{
// add to our physical locations
if (args != null)
{
args.AddAdditionalLocation(newPath);
}
dict[data.FullName] = data;
}
else
{
logger.Warn("Cannot add unavailble/non-existent location {0}", data.FullName);
}
}
else if (flattenFolderDepth > 0 && isDirectory)
{
foreach (var child in GetFilteredFileSystemEntries(entry.FullName, logger, flattenFolderDepth: flattenFolderDepth - 1, resolveShortcuts: resolveShortcuts))
{
dict[child.Key] = child.Value;
}
}
else
{
dict[entry.FullName] = entry;
}
}
return dict;
}
/// <summary>
/// Gets the filtered file system entries.
/// </summary>
/// <param name="directoryService">The directory service.</param>
/// <param name="path">The path.</param>
/// <param name="fileSystem">The file system.</param>
/// <param name="logger">The logger.</param>
/// <param name="args">The args.</param>
/// <param name="flattenFolderDepth">The flatten folder depth.</param>
/// <param name="resolveShortcuts">if set to <c>true</c> [resolve shortcuts].</param>
/// <returns>Dictionary{System.StringFileSystemInfo}.</returns>
/// <exception cref="System.ArgumentNullException">path</exception>
public static Dictionary<string, FileSystemMetadata> GetFilteredFileSystemEntries(IDirectoryService directoryService,
string path,
IFileSystem fileSystem,
ILogger logger,
ItemResolveArgs args,
int flattenFolderDepth = 0,
bool resolveShortcuts = true)
{
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
if (args == null)
{
throw new ArgumentNullException("args");
}
if (!resolveShortcuts && flattenFolderDepth == 0)
{
return directoryService.GetFileSystemDictionary(path);
}
var entries = directoryService.GetFileSystemEntries(path);
var dict = new Dictionary<string, FileSystemMetadata>(StringComparer.OrdinalIgnoreCase);
foreach (var entry in entries)
{
var isDirectory = entry.IsDirectory;
var fullName = entry.FullName;
if (resolveShortcuts && fileSystem.IsShortcut(fullName))
{
try
{
var newPath = fileSystem.ResolveShortcut(fullName);
if (string.IsNullOrWhiteSpace(newPath))
{
//invalid shortcut - could be old or target could just be unavailable
logger.Warn("Encountered invalid shortcut: " + fullName);
continue;
}
// Don't check if it exists here because that could return false for network shares.
var data = fileSystem.GetDirectoryInfo(newPath);
// add to our physical locations
args.AddAdditionalLocation(newPath);
dict[newPath] = data;
}
catch (Exception ex)
{
logger.ErrorException("Error resolving shortcut from {0}", ex, fullName);
}
}
else if (flattenFolderDepth > 0 && isDirectory)
{
foreach (var child in GetFilteredFileSystemEntries(directoryService, fullName, fileSystem, logger, args, flattenFolderDepth: flattenFolderDepth - 1, resolveShortcuts: resolveShortcuts))
{
dict[child.Key] = child.Value;
}
}
else
{
dict[fullName] = entry;
}
}
return dict;
}