func (fs StdFileSystem) FileTree(file filesystem.File) *filesystem.FileTree {
if !file.IsDir() {
return nil
}
tree := &filesystem.FileTree{}
tree.StdFile = file
return fs.readDir(file, tree)
}
func (fs StdFileSystem) FileMap(file filesystem.File) filesystem.FileMap {
if !file.IsDir() {
return nil
}
tree := &filesystem.FileTree{}
tree.StdFile = file
fileMap, _ := filesystem.FileTreeToMap(*fs.FileTree(file), file.Path())
return fileMap
}
func (fs StdFileSystem) Write(file filesystem.File, data []byte, perm os.FileMode) error {
parentPath := filepath.Dir(file.Path())
if _, err := os.Stat(parentPath); err != nil {
dir := filesystem.File{
FilePath: parentPath,
FileMode: 0755, // This is obviously not good, need a neat way to get perms about...
}
fs.MkDir(dir)
}
return ioutil.WriteFile(file.Path(), data, perm)
}
// Create a File struct for a new, possibly (likely) non-existent file
// but based on the attributes of a given, real file
// This is handy for creating a target File for syncing to a destination
// Note that this expects any protocol part of the path to be removed
func MkToFile(fromBase string, toBase string, file fs.File) fs.File {
// src: /foo/bar/baz/bat.txt
// dest: /lol/
// target: /lol/bat.txt
// src: /foo/bar/baz
// dest: s3:///lol
// target: s3:///lol/foo/bar/baz
// TODO: This needs some work
path := fmt.Sprintf("%s", strings.Replace(LinuxPath(file.Path()), LinuxPath(fromBase), LinuxPath(toBase), -1))
toFile := fs.File{
FileName: file.Name(),
FilePath: path,
FileMode: file.Mode(),
FileSize: file.Size(),
FileModTime: file.ModTime(),
}
return toFile
}
// Recursively read a directory structure and create a tree structure out of it
// TODO: fix symlinks/cyclic dependencies etc.
func (fs StdFileSystem) readDir(curFile filesystem.File, parent *filesystem.FileTree) *filesystem.FileTree {
tree := &filesystem.FileTree{}
tree.StdFile = curFile
tree.StdParentNode = parent
// TODO: Symlink check not working...
if curFile.IsDir() || curFile.Mode() == os.ModeSymlink {
tree.StdChildNodes = make([]*filesystem.FileTree, 0)
dirListing, _ := fs.Dir(curFile.Path())
if dirListing != nil && len(dirListing) > 0 {
for _, file := range dirListing {
tree.StdChildNodes = append(tree.StdChildNodes, fs.readDir(file, tree))
}
}
}
return tree
}
func (fs StdFileSystem) MkDir(file filesystem.File) error {
return os.MkdirAll(file.Path(), file.Mode())
}
func (fs StdFileSystem) Read(f filesystem.File) ([]byte, error) {
return ioutil.ReadFile(f.Path())
}