/// <summary>
/// Unite filename casing between git index and host OS
/// </summary>
/// <param name="repo"></param>
/// <param name="gitPathInfo"></param>
/// <param name="folders"></param>
private static void UniteFilenameCasing(this UniteRepository repo, DirectoryInfo gitPathInfo, List <DirectoryInfo> folders)
{
// The " " at the end of the Path.Combine is a trick to be sure there is a \ at the end of the path
// Otherwise, we will exclude files suche as .gitattributes
var dotGitFolderPath = Path.Combine(GetFullName(gitPathInfo), ".git", " ").TrimEnd();
var files = gitPathInfo.GetFiles("*", SearchOption.AllDirectories).Where(f => !GetFullName(f).StartsWith(dotGitFolderPath)).ToList();
var filesFullPathMap = new HashSet <String>(files.ConvertAll(s => GetFullName(s)));
var indexFileEntries = repo.Index.Where(f => filesFullPathMap.All(s => s.Replace(repo.Info.WorkingDirectory, string.Empty) != f.Path));
foreach (var entry in indexFileEntries)
{
var sourcePath = repo.Info.WorkingDirectory + entry.Path;
// Match host OS filename based on full pathname ignoring case
var target = files.FirstOrDefault(f => String.Equals(GetFullName(f), sourcePath, StringComparison.CurrentCultureIgnoreCase));
if (target == null)
{
continue;
}
// Unite the git index with the correct OS folder
repo.Unite(sourcePath, GetFullName(target));
}
}
/// <summary>
/// Unite the git repository index file paths with the same case the OS is using
/// </summary>
/// <param name = "gitPath">
/// The path to the git repository to open, can be either the path to the git directory (for non-bare repositories this
/// would be the ".git" folder inside the working directory) or the path to the working directory.
/// </param>
/// <param name="options">Runtime command line options specified</param>
public static void Process(string gitPath, OptionFlags options)
{
var gitPathInfo = new DirectoryInfo(gitPath);
using (var repo = new UniteRepository(gitPathInfo.FullName, options))
{
// Build a list of directory names as seen by the host operating system
var folders = repo.GetHostDirectoryInfo(gitPathInfo);
if(options.HasFlag(OptionFlags.UniteDirectories))
repo.UniteFolderCasing(folders);
if (options.HasFlag(OptionFlags.UniteFiles))
repo.UniteFilenameCasing(gitPathInfo, folders);
}
}
/// <summary>
/// Get a list of directory names as seen by the host operating system
/// </summary>
/// <param name="repo">The <see cref="UniteRepository"/></param>
/// <param name="path">Git path <see cref="DirectoryInfo"/></param>
/// <returns>A list of <see cref="DirectoryInfo"/> reported by host OS</returns>
private static List <DirectoryInfo> GetHostDirectoryInfo(this UniteRepository repo, DirectoryInfo path)
{
var folderInfo = new List <DirectoryInfo>();
try
{
folderInfo = path.EnumerateDirectories("*", SearchOption.AllDirectories)
.Where(d => !GetFullName(d).ToLowerInvariant().StartsWith(repo.Info.Path.TrimEnd('\\').ToLowerInvariant()))
.ToList();
}
catch (Exception ex)
{
Console.Write("Git.Unite: ");
Console.WriteLine(ex.Message);
}
return(folderInfo);
}
/// <summary>
/// Unite the git repository index file paths with the same case the OS is using
/// </summary>
/// <param name = "gitPath">
/// The path to the git repository to open, can be either the path to the git directory (for non-bare repositories this
/// would be the ".git" folder inside the working directory) or the path to the working directory.
/// </param>
/// <param name="options">Runtime command line options specified</param>
public static void Process(string gitPath, OptionFlags options)
{
var gitPathInfo = new DirectoryInfo(gitPath);
using (var repo = new UniteRepository(GetFullName(gitPathInfo), options))
{
// Build a list of directory names as seen by the host operating system
var folders = repo.GetHostDirectoryInfo(gitPathInfo);
if (options.HasFlag(OptionFlags.UniteDirectories))
{
repo.UniteFolderCasing(folders);
}
if (options.HasFlag(OptionFlags.UniteFiles))
{
repo.UniteFilenameCasing(gitPathInfo, folders);
}
}
}
/// <summary>
/// Unite directory name casing between git index and host OS
/// </summary>
/// <param name="repo"></param>
/// <param name="folders"></param>
private static void UniteFolderCasing(this UniteRepository repo, List <DirectoryInfo> folders)
{
if (!folders.Any())
{
return;
}
var foldersFullPathMap = new HashSet <String>(folders.ConvertAll(s => GetFullName(s)));
// Find all repository files with directory paths not found in the host OS folder collection
var indexEntries =
repo.Index.Where(f => f.Path.LastIndexOf(Separator, StringComparison.Ordinal) != -1
&&
!foldersFullPathMap.Any(s => s.Contains(f.Path.Substring(0, f.Path.LastIndexOf(Separator, StringComparison.Ordinal)))));
// Unite the casing of the repository file directory path with the casing seen by the host operating system
foreach (var entry in indexEntries)
{
var lastIndexOf = entry.Path.LastIndexOf(Separator, StringComparison.Ordinal);
var filename = entry.Path.Substring(lastIndexOf + 1);
// Match host OS folder based on minimum length to find top level directory to target
var folder = folders
.Where(x => GetFullName(x).ToLower().Contains(entry.Path.Substring(0, lastIndexOf).ToLower()))
.OrderBy(x => GetFullName(x).Length)
.FirstOrDefault();
if (folder == null)
{
Console.WriteLine("Warning: unable to determine target for index entry [{0}]", entry.Path);
continue;
}
;
var target = GetFullName(folder) + Separator + filename;
var sourcePath = repo.Info.WorkingDirectory + entry.Path;
// Unite the git index with the correct OS folder
repo.Unite(sourcePath, target);
}
}
/// <summary>
/// Unite filename casing between git index and host OS
/// </summary>
/// <param name="repo"></param>
/// <param name="gitPathInfo"></param>
/// <param name="folders"></param>
private static void UniteFilenameCasing(this UniteRepository repo, DirectoryInfo gitPathInfo, List <DirectoryInfo> folders)
{
var files = folders.GetAllFileInfos(gitPathInfo);
var filesFullPathMap = new HashSet <String>(files.ConvertAll(s => s.FullName));
var indexFileEntries = repo.Index.Where(f => filesFullPathMap.All(s => s.Replace(repo.Info.WorkingDirectory, string.Empty) != f.Path));
foreach (var entry in indexFileEntries)
{
var sourcePath = repo.Info.WorkingDirectory + entry.Path;
// Match host OS filename based on full pathname ignoring case
var target = files.FirstOrDefault(f => String.Equals(f.FullName, sourcePath, StringComparison.CurrentCultureIgnoreCase));
if (target == null)
{
continue;
}
// Unite the git index with the correct OS folder
repo.Unite(sourcePath, target.FullName);
}
}
