mirror of
https://github.com/1Panel-dev/1Panel.git
synced 2024-11-14 11:37:29 +08:00
425 lines
9.5 KiB
Go
425 lines
9.5 KiB
Go
package files
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import (
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"bufio"
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"fmt"
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"github.com/1Panel-dev/1Panel/backend/app/repo"
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"github.com/1Panel-dev/1Panel/backend/buserr"
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"github.com/1Panel-dev/1Panel/backend/constant"
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"io/fs"
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"net/http"
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"os"
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"os/exec"
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"path"
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"path/filepath"
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"sort"
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"strconv"
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"strings"
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"syscall"
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"time"
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"github.com/spf13/afero"
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)
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type FileInfo struct {
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Fs afero.Fs `json:"-"`
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Path string `json:"path"`
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Name string `json:"name"`
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User string `json:"user"`
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Group string `json:"group"`
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Uid string `json:"uid"`
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Gid string `json:"gid"`
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Extension string `json:"extension"`
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Content string `json:"content"`
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Size int64 `json:"size"`
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IsDir bool `json:"isDir"`
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IsSymlink bool `json:"isSymlink"`
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IsHidden bool `json:"isHidden"`
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LinkPath string `json:"linkPath"`
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Type string `json:"type"`
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Mode string `json:"mode"`
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MimeType string `json:"mimeType"`
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UpdateTime time.Time `json:"updateTime"`
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ModTime time.Time `json:"modTime"`
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FileMode os.FileMode `json:"-"`
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Items []*FileInfo `json:"items"`
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ItemTotal int `json:"itemTotal"`
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FavoriteID uint `json:"favoriteID"`
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IsDetail bool `json:"isDetail"`
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}
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type FileOption struct {
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Path string `json:"path"`
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Search string `json:"search"`
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ContainSub bool `json:"containSub"`
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Expand bool `json:"expand"`
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Dir bool `json:"dir"`
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ShowHidden bool `json:"showHidden"`
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Page int `json:"page"`
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PageSize int `json:"pageSize"`
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SortBy string `json:"sortBy"`
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SortOrder string `json:"sortOrder"`
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IsDetail bool `json:"isDetail"`
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}
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type FileSearchInfo struct {
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Path string `json:"path"`
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fs.FileInfo
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}
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func NewFileInfo(op FileOption) (*FileInfo, error) {
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var appFs = afero.NewOsFs()
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info, err := appFs.Stat(op.Path)
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if err != nil {
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return nil, err
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}
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file := &FileInfo{
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Fs: appFs,
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Path: op.Path,
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Name: info.Name(),
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IsDir: info.IsDir(),
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FileMode: info.Mode(),
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ModTime: info.ModTime(),
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Size: info.Size(),
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IsSymlink: IsSymlink(info.Mode()),
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Extension: filepath.Ext(info.Name()),
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IsHidden: IsHidden(op.Path),
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Mode: fmt.Sprintf("%04o", info.Mode().Perm()),
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User: GetUsername(info.Sys().(*syscall.Stat_t).Uid),
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Uid: strconv.FormatUint(uint64(info.Sys().(*syscall.Stat_t).Uid), 10),
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Gid: strconv.FormatUint(uint64(info.Sys().(*syscall.Stat_t).Gid), 10),
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Group: GetGroup(info.Sys().(*syscall.Stat_t).Gid),
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MimeType: GetMimeType(op.Path),
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IsDetail: op.IsDetail,
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}
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favoriteRepo := repo.NewIFavoriteRepo()
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favorite, _ := favoriteRepo.GetFirst(favoriteRepo.WithByPath(op.Path))
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if favorite.ID > 0 {
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file.FavoriteID = favorite.ID
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}
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if file.IsSymlink {
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file.LinkPath = GetSymlink(op.Path)
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}
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if op.Expand {
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if err := handleExpansion(file, op); err != nil {
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return nil, err
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}
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}
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return file, nil
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}
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func handleExpansion(file *FileInfo, op FileOption) error {
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if file.IsDir {
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return file.listChildren(op)
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}
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if !file.IsDetail {
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return file.getContent()
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}
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return nil
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}
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func (f *FileInfo) search(search string, count int) (files []FileSearchInfo, total int, err error) {
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cmd := exec.Command("find", f.Path, "-name", fmt.Sprintf("*%s*", search))
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output, err := cmd.StdoutPipe()
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if err != nil {
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return
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}
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if err = cmd.Start(); err != nil {
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return
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}
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defer func() {
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_ = cmd.Wait()
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_ = cmd.Process.Kill()
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}()
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scanner := bufio.NewScanner(output)
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for scanner.Scan() {
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line := scanner.Text()
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info, err := os.Stat(line)
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if err != nil {
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continue
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}
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total++
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if total > count {
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continue
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}
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files = append(files, FileSearchInfo{
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Path: line,
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FileInfo: info,
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})
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}
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if err = scanner.Err(); err != nil {
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return
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}
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return
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}
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func sortFileList(list []FileSearchInfo, sortBy, sortOrder string) {
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switch sortBy {
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case "name":
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if sortOrder == "ascending" {
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sort.Slice(list, func(i, j int) bool {
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return list[i].Name() < list[j].Name()
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})
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} else {
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sort.Slice(list, func(i, j int) bool {
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return list[i].Name() > list[j].Name()
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})
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}
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case "size":
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if sortOrder == "ascending" {
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sort.Slice(list, func(i, j int) bool {
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return list[i].Size() < list[j].Size()
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})
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} else {
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sort.Slice(list, func(i, j int) bool {
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return list[i].Size() > list[j].Size()
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})
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}
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case "modTime":
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if sortOrder == "ascending" {
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sort.Slice(list, func(i, j int) bool {
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return list[i].ModTime().Before(list[j].ModTime())
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})
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} else {
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sort.Slice(list, func(i, j int) bool {
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return list[i].ModTime().After(list[j].ModTime())
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})
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}
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}
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}
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func (f *FileInfo) listChildren(option FileOption) error {
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afs := &afero.Afero{Fs: f.Fs}
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var (
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files []FileSearchInfo
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err error
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total int
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)
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if option.Search != "" && option.ContainSub {
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files, total, err = f.search(option.Search, option.Page*option.PageSize)
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if err != nil {
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return err
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}
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} else {
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files, err = f.getFiles(afs, option)
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if err != nil {
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return err
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}
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}
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items, err := f.processFiles(files, option)
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if err != nil {
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return err
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}
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if option.ContainSub {
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f.ItemTotal = total
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}
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start := (option.Page - 1) * option.PageSize
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end := option.PageSize + start
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var result []*FileInfo
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if start < 0 || start > f.ItemTotal || end < 0 || start > end {
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result = items
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} else {
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if end > f.ItemTotal {
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result = items[start:]
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} else {
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result = items[start:end]
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}
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}
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f.Items = result
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return nil
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}
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func (f *FileInfo) getFiles(afs *afero.Afero, option FileOption) ([]FileSearchInfo, error) {
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dirFiles, err := afs.ReadDir(f.Path)
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if err != nil {
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return nil, err
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}
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var (
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dirs []FileSearchInfo
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fileList []FileSearchInfo
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)
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for _, file := range dirFiles {
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info := FileSearchInfo{
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Path: f.Path,
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FileInfo: file,
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}
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if file.IsDir() {
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dirs = append(dirs, info)
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} else {
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fileList = append(fileList, info)
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}
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}
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sortFileList(dirs, option.SortBy, option.SortOrder)
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sortFileList(fileList, option.SortBy, option.SortOrder)
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return append(dirs, fileList...), nil
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}
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func (f *FileInfo) processFiles(files []FileSearchInfo, option FileOption) ([]*FileInfo, error) {
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var items []*FileInfo
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for _, df := range files {
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if shouldSkipFile(df, option) {
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continue
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}
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name, fPath := f.getFilePathAndName(option, df)
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if !option.ShowHidden && IsHidden(name) {
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continue
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}
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f.ItemTotal++
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isSymlink, isInvalidLink := f.checkSymlink(df)
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file := &FileInfo{
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Fs: f.Fs,
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Name: name,
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Size: df.Size(),
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ModTime: df.ModTime(),
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FileMode: df.Mode(),
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IsDir: df.IsDir(),
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IsSymlink: isSymlink,
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IsHidden: IsHidden(fPath),
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Extension: filepath.Ext(name),
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Path: fPath,
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Mode: fmt.Sprintf("%04o", df.Mode().Perm()),
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User: GetUsername(df.Sys().(*syscall.Stat_t).Uid),
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Group: GetGroup(df.Sys().(*syscall.Stat_t).Gid),
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Uid: strconv.FormatUint(uint64(df.Sys().(*syscall.Stat_t).Uid), 10),
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Gid: strconv.FormatUint(uint64(df.Sys().(*syscall.Stat_t).Gid), 10),
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}
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favoriteRepo := repo.NewIFavoriteRepo()
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favorite, _ := favoriteRepo.GetFirst(favoriteRepo.WithByPath(fPath))
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if favorite.ID > 0 {
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file.FavoriteID = favorite.ID
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}
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if isSymlink {
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file.LinkPath = GetSymlink(fPath)
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}
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if df.Size() > 0 {
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file.MimeType = GetMimeType(fPath)
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}
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if isInvalidLink {
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file.Type = "invalid_link"
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}
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items = append(items, file)
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}
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return items, nil
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}
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func shouldSkipFile(df FileSearchInfo, option FileOption) bool {
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if option.Dir && !df.IsDir() {
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return true
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}
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if option.Search != "" && !option.ContainSub {
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lowerName := strings.ToLower(df.Name())
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lowerSearch := strings.ToLower(option.Search)
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if !strings.Contains(lowerName, lowerSearch) {
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return true
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}
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}
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return false
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}
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func (f *FileInfo) getFilePathAndName(option FileOption, df FileSearchInfo) (string, string) {
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name := df.Name()
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fPath := path.Join(df.Path, df.Name())
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if option.Search != "" && option.ContainSub {
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fPath = df.Path
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name = strings.TrimPrefix(strings.TrimPrefix(fPath, f.Path), "/")
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}
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return name, fPath
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}
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func (f *FileInfo) checkSymlink(df FileSearchInfo) (bool, bool) {
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isSymlink := false
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isInvalidLink := false
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if IsSymlink(df.Mode()) {
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isSymlink = true
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info, err := f.Fs.Stat(path.Join(df.Path, df.Name()))
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if err == nil {
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df.FileInfo = info
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} else {
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isInvalidLink = true
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}
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}
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return isSymlink, isInvalidLink
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}
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func (f *FileInfo) getContent() error {
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if IsBlockDevice(f.FileMode) {
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return buserr.New(constant.ErrFileCanNotRead)
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}
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if f.Size > 10*1024*1024 {
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return buserr.New("ErrFileToLarge")
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}
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afs := &afero.Afero{Fs: f.Fs}
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cByte, err := afs.ReadFile(f.Path)
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if err != nil {
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return nil
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}
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if len(cByte) > 0 && DetectBinary(cByte) {
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return buserr.New(constant.ErrFileCanNotRead)
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}
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f.Content = string(cByte)
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return nil
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}
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func DetectBinary(buf []byte) bool {
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mimeType := http.DetectContentType(buf)
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if !strings.HasPrefix(mimeType, "text/") {
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whiteByte := 0
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n := min(1024, len(buf))
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for i := 0; i < n; i++ {
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if (buf[i] >= 0x20) || buf[i] == 9 || buf[i] == 10 || buf[i] == 13 {
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whiteByte++
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} else if buf[i] <= 6 || (buf[i] >= 14 && buf[i] <= 31) {
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return true
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}
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}
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return whiteByte < 1
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}
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return false
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}
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func min(x, y int) int {
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if x < y {
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return x
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}
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return y
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}
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type CompressType string
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const (
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Zip CompressType = "zip"
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Gz CompressType = "gz"
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Bz2 CompressType = "bz2"
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Tar CompressType = "tar"
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TarGz CompressType = "tar.gz"
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Xz CompressType = "xz"
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SdkZip CompressType = "sdkZip"
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SdkTarGz CompressType = "sdkTarGz"
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)
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