135 lines
2.5 KiB
Go
135 lines
2.5 KiB
Go
package file
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import (
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"crypto/sha256"
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"fmt"
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"math"
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"math/big"
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"os"
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"github.com/gabriel-vasile/mimetype"
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)
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type File struct {
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Id string `json:"id"`
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Name string `json:"name"`
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Path string `json:"path"`
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Size int64 `json:"size"`
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Type string `json:"type"`
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Extension string `json:"extension"`
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}
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type Directory struct {
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Id string `json:"id"`
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Name string `json:"name"`
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Path string `json:"path"`
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}
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type Tree struct {
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Id string `json:"id"`
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Name string `json:"name"`
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Directories []Tree `json:"directories"`
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Path string `json:"path"`
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Files []File `json:"files"`
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IsRoot bool `json:"is_root"`
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}
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func getFileId(path string) string {
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hash := sha256.New()
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hash.Write([]byte(path))
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hashBytes := hash.Sum(nil)
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bInt := new(big.Int).SetBytes(hashBytes)
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return fmt.Sprintf("%d", int(math.Abs(float64(bInt.Int64()))))
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}
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func GetTree(name, path string) Tree {
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tree := Tree{
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Id: getFileId(path),
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Name: name,
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Directories: []Tree{},
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Path: path,
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Files: []File{},
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IsRoot: name == "",
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}
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entries, err := os.ReadDir(path)
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if err != nil {
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return tree
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}
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for _, e := range entries {
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if e.IsDir() {
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tree.Directories = append(tree.Directories, GetTree(e.Name(), path+"/"+e.Name()))
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} else {
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p := path + "/" + e.Name()
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fi, _ := os.Stat(p)
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mtype, _ := mimetype.DetectFile(p)
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tree.Files = append(tree.Files, File{
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Id: getFileId(p),
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Name: e.Name(),
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Path: p,
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Size: fi.Size(),
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Type: mtype.String(),
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Extension: mtype.Extension(),
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})
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}
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}
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return tree
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}
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func GetFiles(files *[]File, path string) *[]File {
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entries, err := os.ReadDir(path)
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if err != nil {
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return files
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}
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for _, e := range entries {
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p := path + "/" + e.Name()
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if e.IsDir() {
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GetFiles(files, p)
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} else {
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fi, _ := os.Stat(p)
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mtype, _ := mimetype.DetectFile(p)
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*files = append(*files, File{
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Id: getFileId(p),
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Name: e.Name(),
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Path: p,
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Size: fi.Size(),
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Type: mtype.String(),
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Extension: mtype.Extension(),
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})
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}
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}
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return files
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}
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func GetDirectories(files *[]Directory, path string) *[]Directory {
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entries, err := os.ReadDir(path)
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if err != nil {
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return files
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}
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for _, e := range entries {
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p := path + "/" + e.Name()
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if e.IsDir() {
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*files = append(*files, Directory{
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Id: getFileId(p),
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Name: e.Name(),
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Path: p,
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})
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GetDirectories(files, p)
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}
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}
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return files
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}
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