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|
package service
import (
"context"
"io/fs"
"net/url"
"path"
"strings"
"syscall"
"git.sr.ht/~gabrielgio/img/pkg/database/repository"
"git.sr.ht/~gabrielgio/img/pkg/list"
)
type (
FileSystemController struct {
fsRepository repository.FileSystemRepository
userRepository repository.UserRepository
}
DirectoryParam struct {
Name string
UrlEncodedPath string
}
FileParam struct {
UrlEncodedPath string
Info fs.FileInfo
}
Page struct {
History []*DirectoryParam
Files []*FileParam
}
)
func (f *FileParam) GetUid() int {
if stat, ok := f.Info.Sys().(*syscall.Stat_t); ok {
return int(stat.Uid)
}
return 0
}
func (f *FileParam) GetGid() int {
if stat, ok := f.Info.Sys().(*syscall.Stat_t); ok {
return int(stat.Gid)
}
return 0
}
func NewFileSystemController(
fsRepository repository.FileSystemRepository,
userRepository repository.UserRepository,
) *FileSystemController {
return &FileSystemController{
fsRepository: fsRepository,
userRepository: userRepository,
}
}
func getHistory(filepath string) []*DirectoryParam {
var (
paths = strings.Split(filepath, "/")
result = make([]*DirectoryParam, 0, len(paths))
acc = ""
)
// add root folder
result = append(result, &DirectoryParam{
Name: "...",
UrlEncodedPath: "",
})
if len(paths) == 1 && paths[0] == "" {
return result
}
for _, p := range paths {
acc = path.Join(acc, p)
result = append(result, &DirectoryParam{
Name: p,
UrlEncodedPath: url.QueryEscape(acc),
})
}
return result
}
func (f *FileSystemController) GetFullpath(ctx context.Context, userID uint, filepath string) (string, error) {
userPath, err := f.userRepository.GetPathFromUserID(ctx, userID)
if err != nil {
return "", err
}
return path.Join(userPath, filepath), nil
}
func (f *FileSystemController) IsFile(ctx context.Context, fullPath string) (bool, error) {
inf, err := f.fsRepository.Stat(fullPath)
if err != nil {
return false, err
}
return !inf.IsDir(), nil
}
func (f *FileSystemController) GetPage(ctx context.Context, filename string, fullPath string) (*Page, error) {
files, err := f.fsRepository.List(fullPath)
if err != nil {
return nil, err
}
params := list.Map(files, func(info fs.FileInfo) *FileParam {
fullPath := path.Join(filename, info.Name())
scapedFullPath := url.QueryEscape(fullPath)
return &FileParam{
Info: info,
UrlEncodedPath: scapedFullPath,
}
})
return &Page{
Files: params,
History: getHistory(filename),
}, nil
}
|
