public static string AbsolutePath(string path)
{
if (string.IsNullOrEmpty(path) || Path.IsPathRooted(path)) return path;
///////// EDITED BY LMT 27/NOV/2008 for NHT-11
string reason;
if (!PathHelper.IsValidRelativePath(path, out reason))
{
if (!path.StartsWith(@".\"))
{
path = @".\" + path;
if (!PathHelper.IsValidRelativePath(path, out reason))
throw new ArgumentException(string.Format("{0}. {1}", path, reason));
}
else
throw new ArgumentException(string.Format("{0}. {1}", path, reason));
}
FilePathRelative relativePath = new FilePathRelative(path);
///////// END EDITED BY LMT 27/NOV/2008 for NHT-11
DirectoryPathAbsolute absolutePath = new DirectoryPathAbsolute(AppDomain.CurrentDomain.BaseDirectory);
if (!relativePath.CanGetAbsolutePathFrom(absolutePath))
throw new ArgumentException(string.Format("Invalid path, " + path));
return relativePath.GetAbsolutePathFrom(absolutePath).Path;
}
public bool CanGetAbsolutePathFrom(DirectoryPathAbsolute path)
{
try {
this.GetAbsolutePathFrom(path);
return(true);
} catch { }
return(false);
}
//----------------------------------------------
//
// Try Rebase path
//
//----------------------------------------------
// originalPath "A:\X1\X2\X3" validPath "B:\Y1\X1" result "B:\Y1\X1\X2\X3" deeperCommonDirName ="X1"
// originalPath "A:\X1\X2\X3" validPath "B:\Y1\Y2" result null deeperCommonDirName =null
// originalPath "A:\X1\X2\X3" validPath "B:\X1\X2" result "B:\X1\X2\X3" deeperCommonDirName ="X2
// originalPath "A:\X1\X2\X3" validPath "B:\X2\X3" result "B:\X2\X3" deeperCommonDirName ="X3"
// originalPath "A:\X1\X2\X3" validPath "B:\X2" result "B:\X2\X3" deeperCommonDirName ="X2"
// originalPath "A:\X1\X2\X3" validPath "B:\X3\X2" result "B:\X3\X2\X3" deeperCommonDirName ="X2"
// originalPath "A:\X1\X2\X3" validPath "B:\X3\Y1" result "B:\X3" deeperCommonDirName ="X3"
// originalPath "A:\X1\X2\X3" validPath "A:\" result null deeperCommonDirName =null
// originalPath "A:\X1\X2\X3" validPath "A:\Y1" result null deeperCommonDirName =null
// Algo:
// 1) Find all common dir name between originalPath and validPath
// 2) If no common dir name then return null, can't guess the path
// 3) Get the deeper common dir name (deeper in validPath)
// 4) Return Path(deeperCommonDirName)+ Pathes in originalPath after deeperCommonDirName
public static bool TryRebasePath(
DirectoryPathAbsolute originalPath,
DirectoryPathAbsolute validPath,
out DirectoryPathAbsolute rebasedPath)
{
rebasedPath = DirectoryPathAbsolute.Empty;
if (PathHelper.IsNullOrEmpty(originalPath))
{
return(false);
}
if (PathHelper.IsNullOrEmpty(validPath))
{
return(false);
}
List <string> originalPathDirs = new List <string>(originalPath.Path.Split(Path.DirectorySeparatorChar));
List <string> validPathDirs = new List <string>(validPath.Path.Split(Path.DirectorySeparatorChar));
int indexInValidPathOfDeeperCommonDirName = -1;
int indexInOriginalPathOfDeeperCommonDirName = -1;
// We begin at 1 both loop to avoid Driver in pathes
for (int validPathIndex = 1; validPathIndex < validPathDirs.Count; validPathIndex++)
{
for (int originalPathIndex = 1; originalPathIndex < originalPathDirs.Count; originalPathIndex++)
{
if (validPathDirs[validPathIndex].Length > 0 && // Avoid comparison of empty string that can happen if DirectorySeparatorChar at the end of pathes
string.Compare(validPathDirs[validPathIndex], originalPathDirs[originalPathIndex], true) == 0)
{
indexInValidPathOfDeeperCommonDirName = validPathIndex;
indexInOriginalPathOfDeeperCommonDirName = originalPathIndex;
break;
}
}
}
if (indexInValidPathOfDeeperCommonDirName == -1)
{
// No common dir name, return null
return(false);
}
// Concate Path(deeperCommonDirName)+ Pathes in originalPath after deeperCommonDirName
Debug.Assert(indexInOriginalPathOfDeeperCommonDirName >= 0);
List <string> inferedDirNames = validPathDirs.GetRange(0, indexInValidPathOfDeeperCommonDirName);
inferedDirNames.AddRange(
originalPathDirs.GetRange(indexInOriginalPathOfDeeperCommonDirName, originalPathDirs.Count - indexInOriginalPathOfDeeperCommonDirName));
string[] arrayInferedDirNames = new string[inferedDirNames.Count];
inferedDirNames.CopyTo(arrayInferedDirNames);
string inferedPath = string.Join(Path.DirectorySeparatorChar.ToString(), arrayInferedDirNames);
rebasedPath = new DirectoryPathAbsolute(inferedPath);
return(true);
}
//
// Absolute/Relative path conversion
//
public DirectoryPathAbsolute GetAbsolutePathFrom(DirectoryPathAbsolute path)
{
if (path == null)
{
throw new ArgumentNullException();
}
if (PathHelper.IsEmpty(this) || PathHelper.IsEmpty(path))
{
throw new ArgumentException("Cannot compute an absolute path from an empty path.");
}
return(new DirectoryPathAbsolute(BasePath.GetAbsolutePathFrom(path, this)));
}
//
// Absolute/Relative path conversion
//
public FilePathAbsolute GetAbsolutePathFrom(DirectoryPathAbsolute path)
{
if (path == null)
{
throw new ArgumentNullException();
}
if (PathHelper.IsEmpty(this) || PathHelper.IsEmpty(path))
{
throw new ArgumentException("Cannot compute an absolute path from an empty path.");
}
string pathAbsolute = BasePath.GetAbsolutePathFrom(path, this);
return(new FilePathAbsolute(pathAbsolute + System.IO.Path.DirectorySeparatorChar + this.FileName));
}
public bool IsChildDirectoryOf(DirectoryPathAbsolute parentDir)
{
if (parentDir == null)
{
throw new ArgumentNullException("parentDir");
}
if (parentDir.IsEmpty)
{
throw new ArgumentException("Empty parentDir not accepted", "parentDir");
}
string parentPathUpperCase = parentDir.Path.ToUpper();
string thisPathUpperCase = this.Path.ToUpper();
return(thisPathUpperCase.Contains(parentPathUpperCase));
}
public static string RelativePath(string absolutePath)
{
Check.Require(!string.IsNullOrEmpty(absolutePath), "absolutePath must not be null or empty.");
if (!Path.IsPathRooted(absolutePath))
{
throw new ArgumentException(absolutePath + " must be an absolute path.");
}
DirectoryPathAbsolute baseDirectory =
new DirectoryPathAbsolute(AppDomain.CurrentDomain.BaseDirectory);
DirectoryPathAbsolute directory =
new DirectoryPathAbsolute(absolutePath);
return(directory.GetPathRelativeFrom(baseDirectory).Path);
}
protected static string GetAbsolutePathFrom(DirectoryPathAbsolute pathFrom, BasePath pathTo)
{
Debug.Assert(pathTo.IsRelativePath);
// %HYYKA%
/*if (pathTo.PathMode == PathMode.Absolute) {
* throw new ArgumentException(@"Cannot call GetAbsolutePath() on a path already absolute.
* PathFrom = """ + pathFrom.Path + @"""
* PathTo = """ + pathTo.Path + @"""");
* }*/
// Only work with Directory
if (pathTo.IsFilePath)
{
pathTo = pathTo.ParentDirectoryPath;
}
return(InternalStringHelper.GetAbsolutePath(pathFrom.Path, pathTo.Path));
}
//
// Relative/absolute
//
protected static string GetPathRelative(DirectoryPathAbsolute pathFrom, BasePath pathTo)
{
Debug.Assert(pathTo.IsAbsolutePath);
// %HYYKA%
/*if (pathTo.PathMode == PathMode.Relative) {
* throw new ArgumentException(@"Cannot input a relative path to GetPathRelativeTo().
* PathFrom = """ + pathFrom.Path + @"""
* PathTo = """ + pathTo.Path + @"""");
* }*/
if (string.Compare(pathFrom.DriveProtected, pathTo.DriveProtected, true) != 0)
{
throw new ArgumentException(@"Cannot compute relative path from 2 paths that are not on the same drive
PathFrom = """ + pathFrom.Path + @"""
PathTo = """ + pathTo.Path + @"""");
}
// Only work with Directory
if (pathTo.IsFilePath)
{
pathTo = pathTo.ParentDirectoryPath;
}
return(InternalStringHelper.GetPathRelativeTo(pathFrom.Path, pathTo.Path));
}
public static string AbsolutePath(string path)
{
if (string.IsNullOrEmpty(path) || Path.IsPathRooted(path))
{
return(path);
}
///////// EDITED BY LMT 27/NOV/2008 for NHT-11
string reason;
if (!PathHelper.IsValidRelativePath(path, out reason))
{
if (!path.StartsWith(@".\"))
{
path = @".\" + path;
if (!PathHelper.IsValidRelativePath(path, out reason))
{
throw new ArgumentException(string.Format("{0}. {1}", path, reason));
}
}
else
{
throw new ArgumentException(string.Format("{0}. {1}", path, reason));
}
}
FilePathRelative relativePath = new FilePathRelative(path);
///////// END EDITED BY LMT 27/NOV/2008 for NHT-11
DirectoryPathAbsolute absolutePath = new DirectoryPathAbsolute(AppDomain.CurrentDomain.BaseDirectory);
if (!relativePath.CanGetAbsolutePathFrom(absolutePath))
{
throw new ArgumentException(string.Format("Invalid path, " + path));
}
return(relativePath.GetAbsolutePathFrom(absolutePath).Path);
}
//
// Relative/absolute
//
protected static string GetPathRelative(DirectoryPathAbsolute pathFrom, BasePath pathTo)
{
Debug.Assert(pathTo.IsAbsolutePath);
// %HYYKA%
/*if (pathTo.PathMode == PathMode.Relative) {
throw new ArgumentException(@"Cannot input a relative path to GetPathRelativeTo().
PathFrom = """ + pathFrom.Path + @"""
PathTo = """ + pathTo.Path + @"""");
}*/
if (string.Compare(pathFrom.DriveProtected, pathTo.DriveProtected, true) != 0) {
throw new ArgumentException(@"Cannot compute relative path from 2 paths that are not on the same drive
PathFrom = """ + pathFrom.Path + @"""
PathTo = """ + pathTo.Path + @"""");
}
// Only work with Directory
if (pathTo.IsFilePath) { pathTo = pathTo.ParentDirectoryPath; }
return InternalStringHelper.GetPathRelativeTo(pathFrom.Path, pathTo.Path);
}
public bool IsChildDirectoryOf(DirectoryPathAbsolute parentDir)
{
if (parentDir == null) { throw new ArgumentNullException("parentDir"); }
if (parentDir.IsEmpty) { throw new ArgumentException("Empty parentDir not accepted", "parentDir"); }
string parentPathUpperCase = parentDir.Path.ToUpper();
string thisPathUpperCase = this.Path.ToUpper();
return thisPathUpperCase.Contains(parentPathUpperCase);
}
public static string RelativePath(string absolutePath)
{
Check.Require(!string.IsNullOrEmpty(absolutePath), "absolutePath must not be null or empty.");
if (!Path.IsPathRooted(absolutePath))
throw new ArgumentException(absolutePath + " must be an absolute path.");
DirectoryPathAbsolute baseDirectory =
new DirectoryPathAbsolute(AppDomain.CurrentDomain.BaseDirectory);
DirectoryPathAbsolute directory =
new DirectoryPathAbsolute(absolutePath);
return directory.GetPathRelativeFrom(baseDirectory).Path;
}
//
// Absolute/Relative path conversion
//
public DirectoryPathRelative GetPathRelativeFrom(DirectoryPathAbsolute path)
{
if (path == null) {
throw new ArgumentNullException();
}
if (PathHelper.IsEmpty(this) || PathHelper.IsEmpty(path)) {
throw new ArgumentException("Cannot compute a relative path from an empty path.");
}
return new DirectoryPathRelative(BasePath.GetPathRelative(path, this));
}
public bool CanGetPathRelativeFrom(DirectoryPathAbsolute path)
{
try {
this.GetPathRelativeFrom(path);
return true;
} catch { }
return false;
}
//
// Absolute/Relative path conversion
//
public FilePathRelative GetPathRelativeFrom(DirectoryPathAbsolute path)
{
if (path == null) {
throw new ArgumentNullException();
}
if (PathHelper.IsEmpty(this) || PathHelper.IsEmpty(path)) {
throw new ArgumentException("Cannot compute a relative path from an empty path.");
}
string pathRelative = BasePath.GetPathRelative(path, this);
return new FilePathRelative(pathRelative + System.IO.Path.DirectorySeparatorChar + this.FileName);
}
//----------------------------------------------
//
// Try Rebase path
//
//----------------------------------------------
// originalPath "A:\X1\X2\X3" validPath "B:\Y1\X1" result "B:\Y1\X1\X2\X3" deeperCommonDirName ="X1"
// originalPath "A:\X1\X2\X3" validPath "B:\Y1\Y2" result null deeperCommonDirName =null
// originalPath "A:\X1\X2\X3" validPath "B:\X1\X2" result "B:\X1\X2\X3" deeperCommonDirName ="X2
// originalPath "A:\X1\X2\X3" validPath "B:\X2\X3" result "B:\X2\X3" deeperCommonDirName ="X3"
// originalPath "A:\X1\X2\X3" validPath "B:\X2" result "B:\X2\X3" deeperCommonDirName ="X2"
// originalPath "A:\X1\X2\X3" validPath "B:\X3\X2" result "B:\X3\X2\X3" deeperCommonDirName ="X2"
// originalPath "A:\X1\X2\X3" validPath "B:\X3\Y1" result "B:\X3" deeperCommonDirName ="X3"
// originalPath "A:\X1\X2\X3" validPath "A:\" result null deeperCommonDirName =null
// originalPath "A:\X1\X2\X3" validPath "A:\Y1" result null deeperCommonDirName =null
// Algo:
// 1) Find all common dir name between originalPath and validPath
// 2) If no common dir name then return null, can't guess the path
// 3) Get the deeper common dir name (deeper in validPath)
// 4) Return Path(deeperCommonDirName)+ Pathes in originalPath after deeperCommonDirName
public static bool TryRebasePath(
DirectoryPathAbsolute originalPath,
DirectoryPathAbsolute validPath,
out DirectoryPathAbsolute rebasedPath)
{
rebasedPath = DirectoryPathAbsolute.Empty;
if (PathHelper.IsNullOrEmpty(originalPath)) {
return false;
}
if (PathHelper.IsNullOrEmpty(validPath)) {
return false;
}
List<string> originalPathDirs = new List<string>(originalPath.Path.Split(Path.DirectorySeparatorChar));
List<string> validPathDirs = new List<string>(validPath.Path.Split(Path.DirectorySeparatorChar));
int indexInValidPathOfDeeperCommonDirName = -1;
int indexInOriginalPathOfDeeperCommonDirName = -1;
// We begin at 1 both loop to avoid Driver in pathes
for (int validPathIndex = 1; validPathIndex < validPathDirs.Count; validPathIndex++) {
for (int originalPathIndex = 1; originalPathIndex < originalPathDirs.Count; originalPathIndex++) {
if (validPathDirs[validPathIndex].Length > 0 && // Avoid comparison of empty string that can happen if DirectorySeparatorChar at the end of pathes
string.Compare(validPathDirs[validPathIndex], originalPathDirs[originalPathIndex], true) == 0) {
indexInValidPathOfDeeperCommonDirName = validPathIndex;
indexInOriginalPathOfDeeperCommonDirName = originalPathIndex;
break;
}
}
}
if (indexInValidPathOfDeeperCommonDirName == -1) {
// No common dir name, return null
return false;
}
// Concate Path(deeperCommonDirName)+ Pathes in originalPath after deeperCommonDirName
Debug.Assert(indexInOriginalPathOfDeeperCommonDirName >= 0);
List<string> inferedDirNames = validPathDirs.GetRange(0, indexInValidPathOfDeeperCommonDirName);
inferedDirNames.AddRange(
originalPathDirs.GetRange(indexInOriginalPathOfDeeperCommonDirName, originalPathDirs.Count - indexInOriginalPathOfDeeperCommonDirName));
string[] arrayInferedDirNames = new string[inferedDirNames.Count];
inferedDirNames.CopyTo(arrayInferedDirNames);
string inferedPath = string.Join(Path.DirectorySeparatorChar.ToString(), arrayInferedDirNames);
rebasedPath = new DirectoryPathAbsolute(inferedPath);
return true;
}
protected static string GetAbsolutePathFrom(DirectoryPathAbsolute pathFrom, BasePath pathTo)
{
Debug.Assert(pathTo.IsRelativePath);
// %HYYKA%
/*if (pathTo.PathMode == PathMode.Absolute) {
throw new ArgumentException(@"Cannot call GetAbsolutePath() on a path already absolute.
PathFrom = """ + pathFrom.Path + @"""
PathTo = """ + pathTo.Path + @"""");
}*/
// Only work with Directory
if (pathTo.IsFilePath) { pathTo = pathTo.ParentDirectoryPath; }
return InternalStringHelper.GetAbsolutePath(pathFrom.Path, pathTo.Path);
}
