/// <summary>
/// Extract the value for "RecursiveDir", if any, from the Include.
/// If there is none, returns an empty string.
/// </summary>
/// <remarks>
/// Inputs to and outputs of this function are all escaped.
/// </remarks>
private static string GetRecursiveDirValue(string evaluatedIncludeBeforeWildcardExpansionEscaped, string evaluatedIncludeEscaped)
{
// If there were no wildcards, the two strings will be the same, and there is no recursivedir part.
if (String.Equals(evaluatedIncludeBeforeWildcardExpansionEscaped, evaluatedIncludeEscaped, StringComparison.OrdinalIgnoreCase))
{
return(String.Empty);
}
// we're going to the file system, so unescape the include value here:
string evaluatedIncludeBeforeWildcardExpansion = EscapingUtilities.UnescapeAll(evaluatedIncludeBeforeWildcardExpansionEscaped);
string evaluatedInclude = EscapingUtilities.UnescapeAll(evaluatedIncludeEscaped);
FileMatcher.Result match = FileMatcher.FileMatch(evaluatedIncludeBeforeWildcardExpansion, evaluatedInclude);
if (match.isLegalFileSpec && match.isMatch)
{
return(EscapingUtilities.Escape(match.wildcardDirectoryPart));
}
return(String.Empty);
}
/// <summary>
/// Expand wildcards in the item list.
/// </summary>
/// <param name="expand"></param>
/// <returns></returns>
private static ITaskItem[] ExpandWildcards(ITaskItem[] expand)
{
if (expand == null)
{
return(null);
}
else
{
ArrayList expanded = new ArrayList();
foreach (ITaskItem i in expand)
{
if (FileMatcher.HasWildcards(i.ItemSpec))
{
string[] files = FileMatcher.GetFiles(null /* use current directory */, i.ItemSpec);
foreach (string file in files)
{
TaskItem newItem = new TaskItem((ITaskItem)i);
newItem.ItemSpec = file;
// Compute the RecursiveDir portion.
FileMatcher.Result match = FileMatcher.FileMatch(i.ItemSpec, file);
if (match.isLegalFileSpec && match.isMatch)
{
if (match.wildcardDirectoryPart != null && match.wildcardDirectoryPart.Length > 0)
{
newItem.SetMetadata(FileUtilities.ItemSpecModifiers.RecursiveDir, match.wildcardDirectoryPart);
}
}
expanded.Add(newItem);
}
}
else
{
expanded.Add(i);
}
}
return((ITaskItem[])expanded.ToArray(typeof(ITaskItem)));
}
}
