/// <summary>
/// Challenge a relative path. This method ignores the <see cref="MatchBehavior"/> property.
/// </summary>
/// <param name="rootedFilePath">The relative path to challenge.</param>
/// <param name="r">Result of the match. If a rule has been found, it contains the <see cref="FileNameFilter.Root"/> as its <see cref="Result.RemovableRoot"/>.</param>
/// <returns>The <see cref="FilterMatchResult"/>.</returns>
public FilterMatchResult IncludedFile(string rootedFilePath, out Result r)
{
FilterMatchResult match = FilterMatchResult.None;
string filterRoot = null;
foreach (FileNameFilter filter in Filters)
{
match = filter.FilePathMatch(rootedFilePath);
if (match != FilterMatchResult.None)
{
filterRoot = filter.Root ?? String.Empty;
break;
}
}
if (filterRoot == null)
{
Debug.Assert(match == FilterMatchResult.None);
r = new Result(rootedFilePath, String.Empty, rootedFilePath);
}
else
{
r = new Result(rootedFilePath, filterRoot, rootedFilePath.Substring(filterRoot.Length));
}
return(match);
}
/// <summary>
/// Returns the list of file paths included by this FileGroupTarget.
/// It can throw an <see cref="UnmatchedFileException"/> if <see cref="MatchBehavior"/> is <see cref="FileFilterMatchBehavior.NoneIsUnmatchedFileException"/>.
/// </summary>
/// <param name="root">The path of the directory into which we must look for included file paths.</param>
/// <returns>The list of included file paths relative to <paramref name="root"/>.</returns>
public IEnumerable <Result> IncludedFiles(string root, IVirtualFileStorage fs)
{
if (string.IsNullOrWhiteSpace(root))
{
throw new ArgumentException("root must be not null nor whitespace", "root");
}
if (fs == null)
{
throw new ArgumentNullException("fs");
}
foreach (string fullName in fs.EnumerateFiles(root))
{
FilterMatchResult m = FilterMatchResult.None;
string filePath = fullName.Substring(root.Length);
string filterRoot = null;
foreach (FileNameFilter filter in Filters)
{
m = filter.FilePathMatch(filePath);
if (m != FilterMatchResult.Excluded)
{
filterRoot = filter.Root ?? String.Empty;
}
if (m != FilterMatchResult.None)
{
break;
}
}
if (m == FilterMatchResult.None && _matchBehavior == FileFilterMatchBehavior.NoneIsUnmatchedFileException)
{
throw new UnmatchedFileException(fullName);
}
if (m == FilterMatchResult.Included || (m == FilterMatchResult.None && _matchBehavior == FileFilterMatchBehavior.NoneIsIncluded))
{
yield return(new Result(filePath, filterRoot, filePath.Substring(filterRoot.Length)));
}
}
}
