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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
#ifndef JUCER_RELATIVEPATH_H_INCLUDED
#define JUCER_RELATIVEPATH_H_INCLUDED
//==============================================================================
/** Manipulates a cross-platform partial file path. (Needed because File is designed
for absolute paths on the active OS)
*/
class RelativePath
{
public:
//==============================================================================
enum RootFolder
{
unknown,
projectFolder,
buildTargetFolder
};
//==============================================================================
RelativePath()
: root (unknown)
{}
RelativePath (const String& relPath, const RootFolder rootType)
: path (FileHelpers::unixStylePath (relPath)), root (rootType)
{
}
RelativePath (const File& file, const File& rootFolder, const RootFolder rootType)
: path (FileHelpers::unixStylePath (FileHelpers::getRelativePathFrom (file, rootFolder))), root (rootType)
{
}
RootFolder getRoot() const { return root; }
String toUnixStyle() const { return FileHelpers::unixStylePath (path); }
String toWindowsStyle() const { return FileHelpers::windowsStylePath (path); }
String getFileName() const { return getFakeFile().getFileName(); }
String getFileNameWithoutExtension() const { return getFakeFile().getFileNameWithoutExtension(); }
String getFileExtension() const { return getFakeFile().getFileExtension(); }
bool hasFileExtension (juce::StringRef extension) const { return getFakeFile().hasFileExtension (extension); }
bool isAbsolute() const { return FileHelpers::isAbsolutePath (path); }
RelativePath withFileExtension (const String& extension) const
{
return RelativePath (path.upToLastOccurrenceOf (".", ! extension.startsWithChar ('.'), false) + extension, root);
}
RelativePath getParentDirectory() const
{
String p (path);
if (path.endsWithChar ('/'))
p = p.dropLastCharacters (1);
return RelativePath (p.upToLastOccurrenceOf ("/", false, false), root);
}
RelativePath getChildFile (const String& subpath) const
{
if (FileHelpers::isAbsolutePath (subpath))
return RelativePath (subpath, root);
String p (toUnixStyle());
if (! p.endsWithChar ('/'))
p << '/';
return RelativePath (p + subpath, root);
}
RelativePath rebased (const File& originalRoot, const File& newRoot, const RootFolder newRootType) const
{
if (isAbsolute())
return RelativePath (path, newRootType);
return RelativePath (FileHelpers::getRelativePathFrom (originalRoot.getChildFile (toUnixStyle()), newRoot), newRootType);
}
private:
//==============================================================================
String path;
RootFolder root;
File getFakeFile() const
{
// This method gets called very often, so we'll cache this directory.
static const File currentWorkingDirectory (File::getCurrentWorkingDirectory());
return currentWorkingDirectory.getChildFile (path);
}
};
#endif // JUCER_RELATIVEPATH_H_INCLUDED
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