internal void VerifyResolvedConsistency()
{
if (this.Deleted)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Item was deleted.");
}
if (this.Parent != null && this.Parent.Deleted)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Parent was deleted.");
}
if (this.Group != null && this.Group.Deleted)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Group was deleted.");
}
if (!this.resolved)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Item was not resolved.");
}
if (this.resolving)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Item was still resolving.");
}
if (!this.resolvedGroup)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Item did not resolve its group.");
}
this.OnVerifyResolvedConsistency();
}
private void CreateImplicitFolders(FrontendCompiler context, List <FileSystemResource> implicitPaths)
{
implicitPaths.Sort((x, y) => x.Path.CompareTo(y.Path));
foreach (FileSystemResource r in implicitPaths)
{
string path = String.Empty;
Folder parentFolder = null;
string[] splitPath = r.Path.Split(FileSystemResourceManager.DirectorySplitChars, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < splitPath.Length - 1; ++i)
{
Folder folder = null;
Resource found = null;
path = IO.Path.Combine(path, splitPath[i]) + "\\";
if (path.EndsWith(":\\", StringComparison.Ordinal))
{
PackageItem item;
if (context.TryGetItemById(path.Substring(0, path.Length - 2), out item))
{
folder = (Folder)item;
}
}
else if (this.resolvedPaths.TryGetValue(path, out found))
{
folder = found as Folder;
if (folder == null)
{
CompilerException.ThrowInternalError("Failed to resolve path to Folder. The path: '{0}' should resolve to a Folder instead of: '{1}'.", path, found);
}
else if (folder.ParentFolder != parentFolder)
{
CompilerException.ThrowInternalError("Found Folder.ParentFolder does not match expected parent Folder. Ensure path: '{0}' is correctly rooted to Folder/@Id='{1}'.", path, folder.Id);
}
}
else // need to create the implicit folder.
{
folder = new Folder();
folder.Group = r.Group;
folder.Name = splitPath[i];
parentFolder.Items.Add(folder);
context.AddItem(r.LineNumber, folder);
// Since the folder was just created, we need to jump start its "resolving" since all
// of the other resources have already started resolve.
folder.ResolveGroup(context);
folder.BeginResolve(context);
this.ResolvePath(context, folder);
}
parentFolder = folder;
}
if (r.ParentFolder != parentFolder)
{
r.ReparentFolder(parentFolder);
}
}
}
protected override void OnVerifyResolvedConsistency()
{
base.OnVerifyResolvedConsistency();
if (this.ParentFolder != null && this.ParentFolder.Deleted)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: File system ParentFolder was deleted.");
}
}
internal void SetPath(string path)
{
if (String.IsNullOrEmpty(this.Path))
{
this.Path = path;
}
else
{
CompilerException.ThrowInternalError("Path was already set on the Resource. Resource.SetPath() cannot be called when the Path has already been set. Attempting to overwrite path: '{0}' with path: '{1}'", this.Path, path);
}
}
protected override void OnVerifyResolvedConsistency()
{
base.OnVerifyResolvedConsistency();
foreach (PackageItem item in this.Items)
{
if (item.Deleted)
{
CompilerException.ThrowInternalError("Internal resolved consistency violation: Item contained in Group was deleted.");
}
}
}
private Folder GetDefaultRoot(FrontendCompiler context)
{
PackageItem item;
if (!context.TryGetItemById(this.defaultFolderId, out item))
{
CompilerException.ThrowInternalError("Failed to locate default root folder with Id: '{0}'.", this.defaultFolderId);
}
Folder folder = item as Folder;
if (folder == null)
{
CompilerException.ThrowInternalError("Unexpected default root item type. Ensure Id: '{0}' resolves to a Folder instead of a: '{1}'.", this.defaultFolderId, item);
}
return(folder);
}
private void ReparentFolderChildren(FrontendCompiler context, Folder deleteFolder, Folder replacementFolder)
{
Debug.Assert(replacementFolder != deleteFolder);
if (!String.IsNullOrEmpty(deleteFolder.Path) && !deleteFolder.Path.Equals(replacementFolder.Path, StringComparison.OrdinalIgnoreCase))
{
CompilerException.ThrowInternalError("Reparenting to folder with different path. That should not be possible.");
}
foreach (FileSystemResource child in new List <FileSystemResource>(deleteFolder.Items))
{
child.ReparentFolder(replacementFolder);
}
Debug.Assert(deleteFolder.Items.Count == 0);
if (deleteFolder.ParentFolder != null)
{
deleteFolder.ParentFolder.Items.Remove(deleteFolder);
}
context.RemoveItem(deleteFolder);
}
internal void ReparentFolder(Folder newParentFolder)
{
// Ensure this new parent folder will not change our path if we already calculated it.
if (!String.IsNullOrEmpty(this.Path) && !this.Path.StartsWith(newParentFolder.Path, StringComparison.OrdinalIgnoreCase))
{
CompilerException.ThrowInternalError("Reparenting folder would change already calculated path. That is not allowed.");
}
// If the parent was the parent folder, update the parent to point to the replacement folder.
if (this.Parent == this.ParentFolder)
{
this.Parent = newParentFolder;
}
if (this.ParentFolder != null)
{
this.ParentFolder.Items.Remove(this);
}
this.ParentFolder = newParentFolder;
newParentFolder.Items.Add(this);
}
private string ResolvePath(FrontendCompiler context, FileSystemResource r)
{
if (String.IsNullOrEmpty(r.Path))
{
// If there is a parent folder resolve it's path.
string parentPath = String.Empty;
if (r.ParentFolder != null)
{
parentPath = ResolvePath(context, r.ParentFolder); // recurse.
}
string path = IO.Path.Combine(parentPath, r.ParentRelativePathFromName ?? String.Empty, r.Name ?? String.Empty);
Debug.Assert((r is Folder && path.EndsWith("\\", StringComparison.Ordinal)) || (r is File && !path.EndsWith("\\", StringComparison.Ordinal)));
r.SetPath(path);
}
// If in the process of calculating this resource's path we reparented the folder (which deletes the
// resource) then don't check for a conflicting resource because this resource would lose anyway.
if (!r.Deleted)
{
Resource conflictingResource;
if (this.resolvedPaths.TryGetValue(r.Path, out conflictingResource))
{
if (conflictingResource == r)
{
// We found ourself so don't do anything.
}
else if (conflictingResource is Folder && r is Folder) // folders are special because the can be implicitly created.
{
// If our resource has an id that makes it a better candidate for the path.
if (!String.IsNullOrEmpty(r.Id))
{
// The conflicting resource cannot also have an Id or the backend compiler will be all confusimicated.
if (!String.IsNullOrEmpty(conflictingResource.Id))
{
// TODO: change this to an error message instead of an internal compiler error.
CompilerException.ThrowInternalError("Two named folders refer to the same path. That is not supported.");
}
this.ReparentFolderChildren(context, (Folder)conflictingResource, (Folder)r);
this.resolvedPaths[r.Path] = r; // this resource now owns the path.
}
else // the conflicting resource either has an Id or was here first so it's a better parent.
{
this.ReparentFolderChildren(context, (Folder)r, (Folder)conflictingResource);
}
}
else
{
// TODO: change this to an error message instead of an internal compiler error.
CompilerException.ThrowInternalError("Two files or a file and a folder ended up with the same path. That is not allowed.");
}
}
else // no one owns this path yet so take it over.
{
Debug.Assert(r != r.ParentFolder);
this.resolvedPaths.Add(r.Path, r);
}
}
return(r.Path);
}