/// <summary>
/// Determines whether the currently logged on user has edit permissions on the specific item.
/// </summary>
/// <param name="item">The item.</param>
/// <returns>
/// <c>true</c> if the currently logged on user has edit permissions on the specific item; otherwise, <c>false</c>.
/// </returns>
public static bool CanEdit(VirtualFileBase item)
{
if (item == null)
{
return(false);
}
UnifiedDirectory dir = item as UnifiedDirectory;
if (dir != null)
{
return(PrincipalInfo.HasAdminAccess || dir.QueryDistinctAccess(AccessLevel.Edit));
}
UnifiedFile file = item as UnifiedFile;
if (file != null && (PrincipalInfo.HasAdminAccess || file.QueryDistinctAccess(AccessLevel.Edit)))
{
IVersioningFile versioningFile = file as IVersioningFile;
return(versioningFile == null || !IsCheckedOutBySomeoneElse(versioningFile));
}
else
{
return(false);
}
}
/// <summary>
/// Renames a virtual file or folder.
/// </summary>
/// <param name="sourceItem">The item to rename.</param>
/// <param name="newName">The new name.</param>
public static void RenameItem(VirtualFileBase sourceItem, string newName)
{
// Get the parent directory of the source item.
string sourceItemParentPath = VirtualPathUtility.GetDirectory(sourceItem.VirtualPath);
UnifiedDirectory targetDirectory = HostingEnvironment.VirtualPathProvider.GetDirectory(sourceItemParentPath) as UnifiedDirectory;
MoveItem(sourceItem, targetDirectory, newName);
}
/// <summary>
/// Gets the username for the user the file is checked out to.
/// </summary>
/// <param name="fileItem">The file item.</param>
/// <returns>The user name, or an epmty string if the file is not checked out.</returns>
protected static string GetCheckedOutString(VirtualFileBase fileItem)
{
IVersioningFile versioningFile = fileItem as IVersioningFile;
if (versioningFile != null && versioningFile.IsCheckedOut)
{
return(versioningFile.CheckedOutBy);
}
return(String.Empty);
}
/// <summary>
/// Moves a virtual file or folder to a new location, optionally renaming it at the same time.
/// </summary>
/// <param name="sourceItem">The source item to be moved.</param>
/// <param name="targetDirectory">The destination directory.</param>
/// <param name="newName">An optional new name. Supply <c>null</c> to use the original name of the source folder.</param>
public static void MoveItem(VirtualFileBase sourceItem, UnifiedDirectory targetDirectory, string newName)
{
if (sourceItem.IsDirectory)
{
MoveDirectory((VirtualDirectory)sourceItem, targetDirectory, newName);
}
else
{
MoveFile((VirtualFile)sourceItem, targetDirectory, newName);
}
}
/// <summary>
/// Copies a virtual file or folder to the target directory.
/// </summary>
/// <param name="sourceItem">The item to copy.</param>
/// <param name="targetDirectory">The target directory.</param>
public static void CopyItem(VirtualFileBase sourceItem, UnifiedDirectory targetDirectory)
{
if (sourceItem.IsDirectory)
{
CopyDirectory((VirtualDirectory)sourceItem, targetDirectory);
}
else
{
CopyFile((VirtualFile)sourceItem, targetDirectory);
}
}
/// <summary>
/// Determines whether the currently logged on user can undo a check out of the specified file.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>
/// <c>true</c> if the user is allowed to undo check out of the specified file; otherwise, <c>false</c>.
/// </returns>
/// <remarks>Administrators are always allowed to undo a check out files</remarks>
public static bool CanUndoCheckOut(VirtualFileBase file)
{
Validate.RequiredParameter("file", file);
IVersioningFile versioningFile = file as IVersioningFile;
if (versioningFile != null)
{
// Admins are allowed to undo other users check outs
return((versioningFile.IsCheckedOut && PrincipalInfo.HasAdminAccess) || IsCheckedOutByCurrentUser(versioningFile));
}
return(false);
}
/// <summary>
/// Determines whether the currently logged on user can check out the specified file.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>
/// <c>true</c> if the currently logged on user is permitted to check out the specified file; otherwise, <c>false</c>.
/// </returns>
public static bool CanCheckOut(VirtualFileBase file)
{
Validate.RequiredParameter("virtualFileBase", file);
if (!CanEdit(file))
{
return(false);
}
IVersioningFile versioningFile = file as IVersioningFile;
return(versioningFile == null ? false : !versioningFile.IsCheckedOut);
}
private void UpdateSelectedFilesList(VirtualFileBase file)
{
int currentIndex = FileManager.SelectedItems.IndexOf(file);
if (currentIndex >= 0)
{
FileManager.SelectedItems.RemoveAt(currentIndex);
}
else
{
FileManager.SelectedItems.Add(file);
}
}
// ReSharper disable RedundantNameQualifier
private ContentRegistration RenderViewForRegistration(VirtualFileBase file, Type modelType, ControllerContext cctx, ViewEngineResult result, List <ContentRegistration> registrations)
{
if (file == null)
{
throw new ArgumentNullException("file");
}
// ReSharper disable once UseObjectOrCollectionInitializer
var fileName = N2.Web.Url.RemoveAnyExtension(file.Name);
var re = registrations.FirstOrDefault(cr => cr.Definition.ItemType == modelType && cr.Definition.TemplateKey == fileName)
?? new ContentRegistration(map.CreateDefinition(modelType, fileName))
{
IsDefined = false
};
re.Context.TouchedPaths.Add(file.VirtualPath);
using (var sw = new StringWriter())
{
var vdd = new ViewDataDictionary();
cctx.Controller.ViewData = vdd;
N2.Web.Mvc.Html.RegistrationExtensions.SetRegistrationExpression(cctx.HttpContext, re);
try
{
logger.DebugFormat("Rendering view {0} for registrations", file.VirtualPath);
result.View.Render(new ViewContext(cctx, result.View, vdd, new TempDataDictionary(), sw), sw);
logger.DebugFormat("Rendered view {0}, editables = {1}, defined = {2}", file.VirtualPath, re.Definition.Editables.Count, re.IsDefined);
if (!registrations.Contains(re))
{
registrations.Add(re);
}
}
catch (Exception ex)
{
logger.Error(file.VirtualPath, ex);
if (re.IsDefined)
{
throw new Exception(String.Format("Failed to render view {0} for registrations", file.VirtualPath), ex);
}
return(null);
}
finally
{
N2.Web.Mvc.Html.RegistrationExtensions.SetRegistrationExpression(cctx.HttpContext, null);
}
return(re.IsDefined ? re : null);
}
}
private static VirtualFileBase GetVirtualFileByPath(string virtualPath)
{
VirtualFileBase file = null;
if (virtualPath.EndsWith("/", StringComparison.Ordinal))
{
file = HostingEnvironment.VirtualPathProvider.GetDirectory(virtualPath) as VirtualFileBase;
}
else
{
file = HostingEnvironment.VirtualPathProvider.GetFile(virtualPath) as VirtualFileBase;
}
return(file);
}
private IEnumerable <SkinTemplate> GetSkinTemplatesFromDir(VirtualFileBase virtualDirectory)
{
string skinConfigPath = string.Format("{0}/{1}/skin.config", RootSkinsVirtualPath, virtualDirectory.Name);
if (VirtualPathProvider.FileExists(skinConfigPath))
{
IEnumerable <SkinTemplate> deserializedTemplates = GetSkinTemplates(VirtualPathProvider, skinConfigPath);
deserializedTemplates.ForEach(t => t.TemplateFolder = virtualDirectory.Name);
return(deserializedTemplates);
}
return(new[] { new SkinTemplate {
Name = virtualDirectory.Name, TemplateFolder = virtualDirectory.Name
} });
}
IEnumerator IEnumerable.GetEnumerator()
{
IEnumerable <VirtualFileBase> files = new VirtualFileBase[0];
if (_requestedEntryType.HasFlag(RequestedEntryType.Files))
{
files = files.Concat(this._dirInfo.EnumerateFiles().Select(_ => new RenderingVirtualFile(Path.Combine(virtualPath, _.Name), _.FullName, _)));
}
if (_requestedEntryType.HasFlag(RequestedEntryType.Directories))
{
files = files.Concat(this._dirInfo.EnumerateDirectories().Select(_ => new RenderingVirtualDirectory(Path.Combine(virtualPath, _.Name), _.FullName, _)));
}
return(files.GetEnumerator());
}
protected void FileTree_TreeNodeDataBound(object sender, System.Web.UI.WebControls.TreeNodeEventArgs e)
{
VirtualFileBase virtualFile = e.Node.DataItem as VirtualFileBase;
if (virtualFile.IsDirectory)
{
e.Node.SelectAction = TreeNodeSelectAction.Expand;
}
else
{
e.Node.NavigateUrl = e.Node.DataPath;
}
e.Node.Text = Server.HtmlEncode(virtualFile.Name);
}
/// <summary>
/// Gets the css for a folder or a file extension
/// </summary>
/// <param name="fileItem">The file item.</param>
/// <returns>The folder or a file extension css string or an empty string if the input is not a <see cref="UnifiedFile"/></returns>
protected static string GetFileExtensionCss(object fileItem)
{
UnifiedFile unifiedFile = fileItem as UnifiedFile;
if (unifiedFile != null)
{
string extension = String.Empty;
if (!String.IsNullOrEmpty(unifiedFile.Extension))
{
extension = unifiedFile.Extension.Substring(1);
}
return(String.Format("document {0}Extension", extension.ToLowerInvariant()));
}
VirtualFileBase fileBase = fileItem as VirtualFileBase;
if (fileBase != null && fileBase.IsDirectory)
{
return("document folder");
}
return(string.Empty);
}
/// <summary>
/// Moves a virtual file or folder to a new location.
/// </summary>
/// <param name="sourceItem">The source item to be moved.</param>
/// <param name="targetDirectory">The destination directory.</param>
public static void MoveItem(VirtualFileBase sourceItem, UnifiedDirectory targetDirectory)
{
MoveItem(sourceItem, targetDirectory, null);
}
/// <summary>
/// Gets the file size as a string in human readable format.
/// </summary>
/// <param name="fileItem">The file item.</param>
/// <returns>The file size, or an empty string if the input is not a <see cref="UnifiedFile"/></returns>
protected static string GetFileSizeString(VirtualFileBase fileItem)
{
UnifiedFile unifiedFile = fileItem as UnifiedFile;
return(unifiedFile != null?GetFileSizeString(unifiedFile.Length) : String.Empty);
}
