public IDirectoryContents GetDirectoryContents(string subpath)
{
var contents = new List <IFileInfo>();
var subPathParts = subpath.Split(ForwardSlashChar);
// Remove the root identifier from the relative path
if (string.Equals(subPathParts.FirstOrDefault(), RootDir, StringComparison.Ordinal))
{
subPathParts = subPathParts.Skip(1).ToArray();
}
foreach (var file in _files)
{
var i = 0;
// Walk the path as long as both the file and subpath contain the same directories
while (i < file.Length - 1 &&
i < subPathParts.Length &&
string.Equals(file[i], subPathParts[i], StringComparison.OrdinalIgnoreCase))
{
i++;
}
// Check if the entire subpath was matched
if (i == subPathParts.Length)
{
// All items are files. The last string in the array will be the file name.
if (i == file.Length - 1)
{
// File
var virtualFile = new VirtualFileInfo(string.Join(ForwardSlash, file));
contents.Add(virtualFile);
}
else
{
// Dir
var dirPath = string.Join(ForwardSlash, file.Take(i + 1));
var virtualDir = new VirtualFileInfo(dirPath, isDirectory: true);
contents.Add(virtualDir);
}
}
}
return(new EnumerableDirectoryContents(contents));
}
/// <summary>
/// Apply build actions from the nuspec to items from the contentFiles folder.
/// </summary>
internal static List <LockFileContentFile> GetContentFileGroup(
NuspecReader nuspec,
List <ContentItemGroup> contentFileGroups)
{
var results = new List <LockFileContentFile>(contentFileGroups.Count);
var rootFolderPathLength = ContentFilesFolderName.Length;
// Read the contentFiles section of the nuspec
// Read the entries so that the bottom entry has priority
var nuspecContentFiles = nuspec.GetContentFiles().ToList();
// Initialize mappings
var entryMappings = new Dictionary <string, List <ContentFilesEntry> >(StringComparer.OrdinalIgnoreCase);
var languageMappings = new Dictionary <string, string>(StringComparer.OrdinalIgnoreCase);
foreach (var group in contentFileGroups)
{
var codeLanguage = group.Properties[ManagedCodeConventions.PropertyNames.CodeLanguage] as string;
foreach (var item in group.Items)
{
if (!entryMappings.ContainsKey(item.Path))
{
entryMappings.Add(item.Path, new List <ContentFilesEntry>());
languageMappings.Add(item.Path, codeLanguage);
}
}
}
// Virtual root for file globbing
var rootDirectory = new VirtualFileInfo(VirtualFileProvider.RootDir, isDirectory: true);
// Apply all nuspec property mappings to the files returned by content model
foreach (var filesEntry in nuspecContentFiles)
{
// this is validated in the nuspec reader
Debug.Assert(filesEntry.Include != null, "invalid contentFiles entry");
// Create a filesystem matcher for globbing patterns
var matcher = new Matcher(StringComparison.OrdinalIgnoreCase);
matcher.AddInclude(filesEntry.Include);
if (filesEntry.Exclude != null)
{
matcher.AddExclude(filesEntry.Exclude);
}
// Check each file against the patterns
foreach (var file in entryMappings.Keys)
{
// Remove contentFiles/ from the string
Debug.Assert(file.StartsWith(ContentFilesFolderName, StringComparison.OrdinalIgnoreCase),
"invalid file path: " + file);
// All files should begin with the same root folder
if (file.Length > rootFolderPathLength)
{
var relativePath = file.Substring(rootFolderPathLength, file.Length - rootFolderPathLength);
// Check if the nuspec group include/exclude patterns apply to the file
var virtualDirectory = new VirtualFileProvider(new List <string>()
{
relativePath
});
var globbingDirectory = new FileProviderGlobbingDirectory(
virtualDirectory,
fileInfo: rootDirectory,
parent: null);
// Currently Matcher only returns the file name not the full path, each file must be
// check individually.
var matchResults = matcher.Execute(globbingDirectory);
if (matchResults.Files.Any())
{
entryMappings[file].Add(filesEntry);
}
}
}
}
// Create lock file entries for each item in the contentFiles folder
foreach (var file in entryMappings.Keys)
{
// defaults
var action = BuildAction.Parse(PackagingConstants.ContentFilesDefaultBuildAction);
var copyToOutput = false;
var flatten = false;
// _._ is needed for empty codeLanguage groups
if (file.EndsWith(PackagingCoreConstants.ForwardSlashEmptyFolder, StringComparison.Ordinal))
{
action = BuildAction.None;
}
else
{
// apply each entry
// entries may not have all the attributes, if a value is null
// ignore it and continue using the previous value.
foreach (var filesEntry in entryMappings[file])
{
if (!string.IsNullOrEmpty(filesEntry.BuildAction))
{
action = BuildAction.Parse(filesEntry.BuildAction);
}
if (filesEntry.CopyToOutput.HasValue)
{
copyToOutput = filesEntry.CopyToOutput.Value;
}
if (filesEntry.Flatten.HasValue)
{
flatten = filesEntry.Flatten.Value;
}
}
}
// Add attributes to the lock file item
var lockFileItem = new LockFileContentFile(file);
// Add the language from the directory path
lockFileItem.CodeLanguage = languageMappings[file].ToLowerInvariant();
if (!action.IsKnown)
{
// Throw an error containing the package identity, invalid action, and file where it occurred.
var message = string.Format(CultureInfo.CurrentCulture, Strings.Error_UnknownBuildAction, nuspec.GetIdentity(), action, file);
throw new PackagingException(message);
}
lockFileItem.BuildAction = action;
lockFileItem.CopyToOutput = copyToOutput;
// Check if this is a .pp transform. If the filename is ".pp" ignore it since it will
// have no file name after the transform.
var isPP = lockFileItem.Path.EndsWith(".pp", StringComparison.OrdinalIgnoreCase) &&
!string.IsNullOrEmpty(Path.GetFileNameWithoutExtension(lockFileItem.Path));
if (copyToOutput)
{
string destination = null;
if (flatten)
{
destination = Path.GetFileName(lockFileItem.Path);
}
else
{
// Find path relative to the TxM
// Ex: contentFiles/cs/net45/config/config.xml -> config/config.xml
destination = GetContentFileFolderRelativeToFramework(file);
}
if (isPP)
{
// Remove .pp from the output file path
destination = destination.Substring(0, destination.Length - 3);
}
lockFileItem.OutputPath = destination;
}
// Add the pp transform file if one exists
if (isPP)
{
var destination = lockFileItem.Path.Substring(0, lockFileItem.Path.Length - 3);
destination = GetContentFileFolderRelativeToFramework(destination);
lockFileItem.PPOutputPath = destination;
}
results.Add(lockFileItem);
}
return(results);
}
