bool MountSystem::rename(const Path& from,const Path& to)
{
// Will only rename files on the same filesystem
Path pa = _normalize(from);
Path pb = _normalize(to);
FileSystemRef fsa = _getFileSystemFromList(pa);
FileSystemRef fsb = _getFileSystemFromList(pb);
if (!fsa || !fsb)
return false;
if (fsa.getPointer() != fsb.getPointer())
{
_log(String::ToString("Cannot rename path %s to a different filesystem", from.getFullPath().c_str()));
return false;
}
if (fsa->isReadOnly() || fsb->isReadOnly())
{
_log(String::ToString("Cannot rename path %s; source or target filesystem is read-only", from.getFullPath().c_str()));
return false;
}
return fsa->rename(pa,pb);
}
bool MountSystem::remove(const Path& path)
{
Path np = _normalize(path);
FileSystemRef fs = _getFileSystemFromList(np);
if (fs && fs->isReadOnly())
{
_log(String::ToString("Cannot remove path %s, filesystem is read-only", path.getFullPath().c_str()));
return false;
}
if (fs != NULL)
return fs->remove(np);
return false;
}
FileRef MountSystem::createFile(const Path& path)
{
Path np = _normalize(path);
FileSystemRef fs = _getFileSystemFromList(np);
if (fs && fs->isReadOnly())
{
_log(String::ToString("Cannot create file %s, filesystem is read-only", path.getFullPath().c_str()));
return NULL;
}
if (fs != NULL)
return static_cast<File*>(fs->create(np,FileNode::File).getPointer());
return NULL;
}
DirectoryRef MountSystem::createDirectory(const Path& path, FileSystemRef fs)
{
Path np = _normalize(path);
if (fs.isNull())
fs = _getFileSystemFromList(np);
if (fs && fs->isReadOnly())
{
_log(String::ToString("Cannot create directory %s, filesystem is read-only", path.getFullPath().c_str()));
return NULL;
}
if (fs != NULL)
return static_cast<Directory*>(fs->create(np,FileNode::Directory).getPointer());
return NULL;
}
bool MountSystem::isReadOnly(const Path& path)
{
// first check to see if filesystem is read only
FileSystemRef fs = getFileSystem(path);
if ( fs.isNull() )
// no filesystem owns this file...oh well, return false
return false;
if (fs->isReadOnly())
return true;
// check the file attributes, note that if the file does not exist,
// this function returns false. that should be ok since we know
// the file system is writable at this point.
FileNode::Attributes attr;
if (getFileAttributes(path,&attr))
return attr.flags & FileNode::ReadOnly;
return false;
}