public static async Task <ListedItem> GetFile(
WIN32_FIND_DATA findData,
string pathRoot,
string dateReturnFormat,
NamedPipeAsAppServiceConnection connection,
CancellationToken cancellationToken
)
{
var itemPath = Path.Combine(pathRoot, findData.cFileName);
var itemName = findData.cFileName;
DateTime itemModifiedDate, itemCreatedDate, itemLastAccessDate;
try
{
FileTimeToSystemTime(ref findData.ftLastWriteTime, out SYSTEMTIME systemModifiedDateOutput);
itemModifiedDate = systemModifiedDateOutput.ToDateTime();
FileTimeToSystemTime(ref findData.ftCreationTime, out SYSTEMTIME systemCreatedDateOutput);
itemCreatedDate = systemCreatedDateOutput.ToDateTime();
FileTimeToSystemTime(ref findData.ftLastAccessTime, out SYSTEMTIME systemLastAccessOutput);
itemLastAccessDate = systemLastAccessOutput.ToDateTime();
}
catch (ArgumentException)
{
// Invalid date means invalid findData, do not add to list
return(null);
}
long itemSizeBytes = findData.GetSize();
var itemSize = itemSizeBytes.ToSizeString();
string itemType = "ItemTypeFile".GetLocalized();
string itemFileExtension = null;
if (findData.cFileName.Contains('.'))
{
itemFileExtension = Path.GetExtension(itemPath);
itemType = itemFileExtension.Trim('.') + " " + itemType;
}
bool itemThumbnailImgVis = false;
bool itemEmptyImgVis = true;
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
bool isHidden = ((FileAttributes)findData.dwFileAttributes & FileAttributes.Hidden) == FileAttributes.Hidden;
double opacity = isHidden ? Constants.UI.DimItemOpacity : 1;
// https://docs.microsoft.com/en-us/openspecs/windows_protocols/ms-fscc/c8e77b37-3909-4fe6-a4ea-2b9d423b1ee4
bool isReparsePoint = ((FileAttributes)findData.dwFileAttributes & FileAttributes.ReparsePoint) == FileAttributes.ReparsePoint;
bool isSymlink = isReparsePoint && findData.dwReserved0 == NativeFileOperationsHelper.IO_REPARSE_TAG_SYMLINK;
if (isSymlink)
{
var targetPath = NativeFileOperationsHelper.ParseSymLink(itemPath);
return(new ShortcutItem(null, dateReturnFormat)
{
PrimaryItemAttribute = StorageItemTypes.File,
FileExtension = itemFileExtension,
IsHiddenItem = isHidden,
Opacity = opacity,
FileImage = null,
LoadFileIcon = itemThumbnailImgVis,
LoadWebShortcutGlyph = false,
ItemNameRaw = itemName,
ItemDateModifiedReal = itemModifiedDate,
ItemDateAccessedReal = itemLastAccessDate,
ItemDateCreatedReal = itemCreatedDate,
ItemType = "ShortcutFileType".GetLocalized(),
ItemPath = itemPath,
FileSize = itemSize,
FileSizeBytes = itemSizeBytes,
TargetPath = targetPath,
IsSymLink = true
});
}
else if (findData.cFileName.EndsWith(".lnk", StringComparison.Ordinal) || findData.cFileName.EndsWith(".url", StringComparison.Ordinal))
{
if (connection != null)
{
var(status, response) = await connection.SendMessageForResponseAsync(new ValueSet()
{
{ "Arguments", "FileOperation" },
{ "fileop", "ParseLink" },
{ "filepath", itemPath }
});
// If the request was canceled return now
if (cancellationToken.IsCancellationRequested)
{
return(null);
}
if (status == AppServiceResponseStatus.Success && response.ContainsKey("ShortcutInfo"))
{
var isUrl = findData.cFileName.EndsWith(".url", StringComparison.OrdinalIgnoreCase);
var shInfo = JsonConvert.DeserializeObject <ShellLinkItem>((string)response["ShortcutInfo"]);
if (shInfo == null)
{
return(null);
}
return(new ShortcutItem(null, dateReturnFormat)
{
PrimaryItemAttribute = shInfo.IsFolder ? StorageItemTypes.Folder : StorageItemTypes.File,
FileExtension = itemFileExtension,
IsHiddenItem = isHidden,
Opacity = opacity,
FileImage = null,
LoadFileIcon = !shInfo.IsFolder && itemThumbnailImgVis,
LoadWebShortcutGlyph = !shInfo.IsFolder && isUrl && itemEmptyImgVis,
ItemNameRaw = itemName,
ItemDateModifiedReal = itemModifiedDate,
ItemDateAccessedReal = itemLastAccessDate,
ItemDateCreatedReal = itemCreatedDate,
ItemType = isUrl ? "ShortcutWebLinkFileType".GetLocalized() : "ShortcutFileType".GetLocalized(),
ItemPath = itemPath,
FileSize = itemSize,
FileSizeBytes = itemSizeBytes,
TargetPath = shInfo.TargetPath,
Arguments = shInfo.Arguments,
WorkingDirectory = shInfo.WorkingDirectory,
RunAsAdmin = shInfo.RunAsAdmin,
IsUrl = isUrl,
});
}
}
}
else if (App.LibraryManager.TryGetLibrary(itemPath, out LibraryLocationItem library))
{
return(new LibraryItem(library)
{
ItemDateModifiedReal = itemModifiedDate,
ItemDateCreatedReal = itemCreatedDate,
});
}
else
{
if (".zip".Equals(itemFileExtension, StringComparison.OrdinalIgnoreCase) && await ZipStorageFolder.CheckDefaultZipApp(itemPath))
{
return(new ZipItem(null, dateReturnFormat)
{
PrimaryItemAttribute = StorageItemTypes.Folder, // Treat zip files as folders
FileExtension = itemFileExtension,
FileImage = null,
LoadFileIcon = itemThumbnailImgVis,
ItemNameRaw = itemName,
IsHiddenItem = isHidden,
Opacity = opacity,
ItemDateModifiedReal = itemModifiedDate,
ItemDateAccessedReal = itemLastAccessDate,
ItemDateCreatedReal = itemCreatedDate,
ItemType = itemType,
ItemPath = itemPath,
FileSize = itemSize,
FileSizeBytes = itemSizeBytes
});
}
else
{
return(new ListedItem(null, dateReturnFormat)
{
PrimaryItemAttribute = StorageItemTypes.File,
FileExtension = itemFileExtension,
FileImage = null,
LoadFileIcon = itemThumbnailImgVis,
ItemNameRaw = itemName,
IsHiddenItem = isHidden,
Opacity = opacity,
ItemDateModifiedReal = itemModifiedDate,
ItemDateAccessedReal = itemLastAccessDate,
ItemDateCreatedReal = itemCreatedDate,
ItemType = itemType,
ItemPath = itemPath,
FileSize = itemSize,
FileSizeBytes = itemSizeBytes
});
}
}
return(null);
}
