1Panel/backend/utils/files/utils.go
2023-04-27 21:31:52 +08:00

77 lines
1.3 KiB
Go

package files
import (
"github.com/spf13/afero"
"net/http"
"os"
"os/user"
"path/filepath"
"strconv"
"sync"
)
func IsSymlink(mode os.FileMode) bool {
return mode&os.ModeSymlink != 0
}
func GetMimeType(path string) string {
file, err := os.Open(path)
if err != nil {
return ""
}
defer file.Close()
buffer := make([]byte, 512)
_, err = file.Read(buffer)
if err != nil {
return ""
}
mimeType := http.DetectContentType(buffer)
return mimeType
}
func GetSymlink(path string) string {
linkPath, err := os.Readlink(path)
if err != nil {
return ""
}
return linkPath
}
func GetUsername(uid uint32) string {
usr, err := user.LookupId(strconv.Itoa(int(uid)))
if err != nil {
return ""
}
return usr.Username
}
func GetGroup(gid uint32) string {
usr, err := user.LookupGroupId(strconv.Itoa(int(gid)))
if err != nil {
return ""
}
return usr.Name
}
func ScanDir(fs afero.Fs, path string, dirMap *sync.Map, wg *sync.WaitGroup) {
afs := &afero.Afero{Fs: fs}
files, _ := afs.ReadDir(path)
for _, f := range files {
if f.IsDir() {
wg.Add(1)
go ScanDir(fs, filepath.Join(path, f.Name()), dirMap, wg)
} else {
if f.Size() > 0 {
dirMap.Store(filepath.Join(path, f.Name()), float64(f.Size()))
}
}
}
defer wg.Done()
}
const dotCharacter = 46
func IsHidden(path string) bool {
return path[0] == dotCharacter
}