//! returns the base part of a filename, i.e. all except for the directory
//! part. If no directory path is prefixed, the full name is returned.
io::path CFileSystem::getFileBasename(const io::path& filename, bool keepExtension) const
{
// find last forward or backslash
s32 lastSlash = filename.findLast('/');
const s32 lastBackSlash = filename.findLast('\\');
lastSlash = core::max_(lastSlash, lastBackSlash);
// get number of chars after last dot
s32 end = 0;
if (!keepExtension)
{
// take care to search only after last slash to check only for
// dots in the filename
end = filename.findLast('.');
if (end == -1 || end < lastSlash)
end=0;
else
end = filename.size()-end;
}
if ((u32)lastSlash < filename.size())
return filename.subString(lastSlash+1, filename.size()-lastSlash-1-end);
else if (end != 0)
return filename.subString(0, filename.size()-end);
else
return filename;
}
//! returns the directory part of a filename, i.e. all until the first
//! slash or backslash, excluding it. If no directory path is prefixed, a '.'
//! is returned.
io::path CFileSystem::getFileDir(const io::path& filename) const
{
// find last forward or backslash
s32 lastSlash = filename.findLast('/');
const s32 lastBackSlash = filename.findLast('\\');
lastSlash = lastSlash > lastBackSlash ? lastSlash : lastBackSlash;
if ((u32)lastSlash < filename.size())
return filename.subString(0, lastSlash);
else
return ".";
}
io::path CFileSystem::getAbsolutePath(const io::path& filename) const
{
fschar_t *p=0;
#if defined(_IRR_WINDOWS_CE_PLATFORM_)
return filename;
#elif defined(_IRR_WINDOWS_API_)
#if defined(_IRR_WCHAR_FILESYSTEM )
c16 fpath[_MAX_PATH];
p = _wfullpath(fpath, filename.c_str(), _MAX_PATH);
#else
c8 fpath[_MAX_PATH];
p = _fullpath(fpath, filename.c_str(), _MAX_PATH);
#endif
#elif (defined(_IRR_POSIX_API_) || defined(_IRR_OSX_PLATFORM_))
c8 fpath[4096];
fpath[0]=0;
p = realpath(filename.c_str(), fpath);
if (!p)
{
// content in fpath is undefined at this point
if (!fpath[0]) // seems like fpath wasn't altered
{
// at least remove a ./ prefix
if ('.'==filename[0] && '/'==filename[1])
return filename.subString(2, filename.size()-2);
else
return filename;
}
else
return io::path(fpath);
}
#endif
return io::path(p);
}
virtual bool isALoadableFileExtension (const io::path &filename) const
{
return filename.subString(filename.size()-3, filename.size()) == "png";
}