/// <summary>
/// Formats a path
/// </summary>
/// <param name="pathFormatReturn">Target format type</param>
/// <param name="uncPath">Path to format</param>
/// <returns>Formatted path</returns>
static string FormatPathByType(UncOrRegular pathFormatReturn, string uncPath)
{
return(pathFormatReturn == UncOrRegular.Regular ? PathTools.ToRegularPath(uncPath) : uncPath);
}
/// <summary>
/// Formats a path
/// </summary>
/// <param name="pathFormatReturn">Target format type</param>
/// <param name="uncPath">Path to format</param>
/// <returns>Formatted path</returns>
static string FormatPathByType(UncOrRegular pathFormatReturn, string uncPath)
{
return pathFormatReturn == UncOrRegular.Regular ? PathTools.ToRegularPath(uncPath) : uncPath;
}
/// <summary>
/// Search Exection
/// </summary>
/// <param name="uncDirectoryPath">Start directory path</param>
/// <param name="pattern">Search pattern. Uses Win32 native filtering.</param>
/// <param name="searchOption">
/// <see cref="SearchOption" />
/// </param>
/// <param name="enumerateOptions">The enumeration options for exception handling</param>
/// <param name="pathFormatReturn">Specifies the type of path to return.</param>
/// <param name="filterType">
/// <see cref="FileOrDirectory" />
/// </param>
/// <returns>Collection of path</returns>
static IEnumerable <String> FindPaths(String uncDirectoryPath, String pattern = "*", SearchOption searchOption = SearchOption.TopDirectoryOnly, FileOrDirectory?filterType = null, SuppressExceptions enumerateOptions = SuppressExceptions.None, UncOrRegular pathFormatReturn = UncOrRegular.Regular)
{
// Result Container
var results = new List <String>();
// Match for start of search
string currentPath = PathTools.Combine(uncDirectoryPath, pattern);
// Find First file
var win32FindData = new Win32FindData();
int win32Error;
using (var fileHandle = FindFirstSafeFileHandle(currentPath, win32FindData, out win32Error))
{
// Take care of invalid handles
if (fileHandle.IsInvalid && EnumerationHandleInvalidFileHandle(uncDirectoryPath, enumerateOptions, win32Error))
{
return(new List <String>());
}
do
{
// Ignore . and .. directories
if (IsSystemDirectoryEntry(win32FindData))
{
continue;
}
// Create hit for current search result
string resultPath = PathTools.Combine(uncDirectoryPath, win32FindData.cFileName);
// if it's a file, add to the collection
if (!ContainsFileAttribute(win32FindData.dwFileAttributes, FileAttributes.Directory))
{
if (filterType == null || ((FileOrDirectory)filterType == FileOrDirectory.File))
{
// It's a file
results.Add(FormatPathByType(pathFormatReturn, resultPath));
}
}
else
{
// It's a directory
// Check for search searchFocus directories
if (filterType != null && ((FileOrDirectory)filterType == FileOrDirectory.Directory))
{
results.Add(FormatPathByType(pathFormatReturn, resultPath));
}
// SubFolders?!
if (searchOption == SearchOption.AllDirectories)
{
var r = new List <String>(FindPaths(resultPath, pattern, searchOption, filterType, enumerateOptions));
if (r.Count > 0)
{
results.AddRange(r);
}
}
}
// Create new FindData object for next result
win32FindData = new Win32FindData();
} // Search for next entry
while (Win32SafeNativeMethods.FindNextFile(fileHandle, win32FindData));
}
// Return result;
return(results);
}
/// <summary>
/// Search Exection
/// </summary>
/// <param name="uncDirectoryPath">Start directory path</param>
/// <param name="pattern">Search pattern. Uses Win32 native filtering.</param>
/// <param name="searchOption">
/// <see cref="SearchOption" />
/// </param>
/// <param name="enumerateOptions">The enumeration options for exception handling</param>
/// <param name="pathFormatReturn">Specifies the type of path to return.</param>
/// <param name="filterType">
/// <see cref="FileOrDirectory" />
/// </param>
/// <returns>Collection of path</returns>
static IEnumerable<String> FindPaths(String uncDirectoryPath, String pattern = "*", SearchOption searchOption = SearchOption.TopDirectoryOnly, FileOrDirectory? filterType = null, SuppressExceptions enumerateOptions = SuppressExceptions.None, UncOrRegular pathFormatReturn = UncOrRegular.Regular)
{
// Result Container
var results = new List<String>();
// Match for start of search
string currentPath = PathTools.Combine(uncDirectoryPath, pattern);
// Find First file
var win32FindData = new Win32FindData();
int win32Error;
using (var fileHandle = FindFirstSafeFileHandle(currentPath, win32FindData, out win32Error))
{
// Take care of invalid handles
if (fileHandle.IsInvalid && EnumerationHandleInvalidFileHandle(uncDirectoryPath, enumerateOptions, win32Error))
{
return new List<String>();
}
do
{
// Ignore . and .. directories
if (IsSystemDirectoryEntry(win32FindData))
{
continue;
}
// Create hit for current search result
string resultPath = PathTools.Combine(uncDirectoryPath, win32FindData.cFileName);
// if it's a file, add to the collection
if (!ContainsFileAttribute(win32FindData.dwFileAttributes, FileAttributes.Directory))
{
if (filterType == null || ((FileOrDirectory)filterType == FileOrDirectory.File))
{
// It's a file
results.Add(FormatPathByType(pathFormatReturn, resultPath));
}
}
else
{
// It's a directory
// Check for search searchFocus directories
if (filterType != null && ((FileOrDirectory)filterType == FileOrDirectory.Directory))
{
results.Add(FormatPathByType(pathFormatReturn, resultPath));
}
// SubFolders?!
if (searchOption == SearchOption.AllDirectories)
{
var r = new List<String>(FindPaths(resultPath, pattern, searchOption, filterType, enumerateOptions));
if (r.Count > 0)
{
results.AddRange(r);
}
}
}
// Create new FindData object for next result
win32FindData = new Win32FindData();
} // Search for next entry
while (Win32SafeNativeMethods.FindNextFile(fileHandle, win32FindData));
}
// Return result;
return results;
}
