Files
yt-dlp-webui/server/rest/handlers.go
2023-05-26 17:31:00 +02:00

142 lines
2.7 KiB
Go

package rest
import (
"encoding/hex"
"errors"
"net/http"
"os"
"path/filepath"
"sort"
"strings"
"time"
"github.com/gofiber/fiber/v2"
"github.com/marcopeocchi/yt-dlp-web-ui/server/config"
"github.com/marcopeocchi/yt-dlp-web-ui/server/utils"
)
type DirectoryEntry struct {
Name string `json:"name"`
Path string `json:"path"`
Size int64 `json:"size"`
SHASum string `json:"shaSum"`
ModTime time.Time `json:"modTime"`
IsVideo bool `json:"isVideo"`
IsDirectory bool `json:"isDirectory"`
}
func walkDir(root string) (*[]DirectoryEntry, error) {
files := []DirectoryEntry{}
dirs, err := os.ReadDir(root)
if err != nil {
return nil, err
}
for _, d := range dirs {
if !utils.IsValidEntry(d) {
continue
}
path := filepath.Join(root, d.Name())
info, err := d.Info()
if err != nil {
return nil, err
}
files = append(files, DirectoryEntry{
Path: path,
Name: d.Name(),
Size: info.Size(),
SHASum: utils.ShaSumString(path),
IsVideo: utils.IsVideo(d),
IsDirectory: d.IsDir(),
ModTime: info.ModTime(),
})
}
return &files, err
}
type ListRequest struct {
SubDir string `json:"subdir"`
OrderBy string `json:"orderBy"`
}
func ListDownloaded(ctx *fiber.Ctx) error {
root := config.Instance().GetConfig().DownloadPath
req := new(ListRequest)
err := ctx.BodyParser(req)
if err != nil {
return err
}
files, err := walkDir(filepath.Join(root, req.SubDir))
if err != nil {
return err
}
if req.OrderBy == "modtime" {
sort.SliceStable(*files, func(i, j int) bool {
return (*files)[i].ModTime.After((*files)[j].ModTime)
})
}
ctx.Status(http.StatusOK)
return ctx.JSON(files)
}
type DeleteRequest = DirectoryEntry
func DeleteFile(ctx *fiber.Ctx) error {
req := new(DeleteRequest)
err := ctx.BodyParser(req)
if err != nil {
return err
}
sum := utils.ShaSumString(req.Path)
if sum != req.SHASum {
return errors.New("shasum mismatch")
}
err = os.Remove(req.Path)
if err != nil {
return err
}
ctx.Status(fiber.StatusOK)
return ctx.JSON("ok")
}
func SendFile(ctx *fiber.Ctx) error {
path := ctx.Params("id")
if path == "" {
return errors.New("inexistent path")
}
decoded, err := hex.DecodeString(path)
if err != nil {
return err
}
decodedStr := string(decoded)
root := config.Instance().GetConfig().DownloadPath
// TODO: further path / file validations
if strings.Contains(filepath.Dir(decodedStr), root) {
// ctx.Response().Header.Set(
// "Content-Disposition",
// "inline; filename="+filepath.Base(decodedStr),
// )
ctx.SendStatus(fiber.StatusOK)
return ctx.SendFile(decodedStr)
}
return ctx.SendStatus(fiber.StatusUnauthorized)
}