🎇 baidu disk support
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微凉
356
drivers/baidu/driver.go
Normal file
356
drivers/baidu/driver.go
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@ -0,0 +1,356 @@
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package baidu
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import (
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"bytes"
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"crypto/md5"
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"encoding/hex"
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"fmt"
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"github.com/Xhofe/alist/conf"
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"github.com/Xhofe/alist/drivers/base"
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"github.com/Xhofe/alist/model"
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"github.com/Xhofe/alist/utils"
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log "github.com/sirupsen/logrus"
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"io"
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"io/ioutil"
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"math"
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"net/http"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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)
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type Baidu struct{}
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func (driver Baidu) Config() base.DriverConfig {
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return base.DriverConfig{
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Name: "Baidu.Disk",
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}
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}
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func (driver Baidu) Items() []base.Item {
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return []base.Item{
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{
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Name: "refresh_token",
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Label: "refresh token",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "root_folder",
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Label: "root folder path",
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Type: base.TypeString,
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Default: "/",
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Required: true,
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},
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{
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Name: "order_by",
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Label: "order_by",
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Type: base.TypeSelect,
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Default: "name",
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Values: "name,time,size",
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Required: false,
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},
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{
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Name: "order_direction",
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Label: "order_direction",
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Type: base.TypeSelect,
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Values: "asc,desc",
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Default: "asc",
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Required: false,
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},
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{
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Name: "client_id",
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Label: "client id",
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Default: "iYCeC9g08h5vuP9UqvPHKKSVrKFXGa1v",
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Type: base.TypeString,
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Required: true,
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},
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{
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Name: "client_secret",
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Label: "client secret",
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Default: "jXiFMOPVPCWlO2M5CwWQzffpNPaGTRBG",
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Type: base.TypeString,
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Required: true,
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},
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}
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}
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func (driver Baidu) Save(account *model.Account, old *model.Account) error {
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return driver.RefreshToken(account)
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}
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func (driver Baidu) File(path string, account *model.Account) (*model.File, error) {
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path = utils.ParsePath(path)
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if path == "/" {
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return &model.File{
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Id: account.RootFolder,
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Name: account.Name,
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Size: 0,
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Type: conf.FOLDER,
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Driver: driver.Config().Name,
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UpdatedAt: account.UpdatedAt,
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}, nil
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}
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dir, name := filepath.Split(path)
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files, err := driver.Files(dir, account)
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if err != nil {
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return nil, err
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}
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for _, file := range files {
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if file.Name == name {
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return &file, nil
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}
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}
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return nil, base.ErrPathNotFound
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}
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func (driver Baidu) Files(path string, account *model.Account) ([]model.File, error) {
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path = utils.ParsePath(path)
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cache, err := base.GetCache(path, account)
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if err == nil {
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files, _ := cache.([]model.File)
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return files, nil
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}
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files, err := driver.GetFiles(path, account)
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if err != nil {
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return nil, err
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}
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if len(files) > 0 {
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_ = base.SetCache(path, files, account)
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}
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return files, nil
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}
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func (driver Baidu) Link(args base.Args, account *model.Account) (*base.Link, error) {
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file, err := driver.File(args.Path, account)
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if err != nil {
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return nil, err
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}
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if file.IsDir() {
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return nil, base.ErrNotFile
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}
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var resp DownloadResp
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params := map[string]string{
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"method": "filemetas",
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"fsids": fmt.Sprintf("[%s]", file.Id),
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"dlink": "1",
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}
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_, err = driver.Get("/xpan/multimedia", params, &resp, account)
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if err != nil {
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return nil, err
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}
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u := fmt.Sprintf("%s&access_token=%s", resp.List[0].Dlink, account.AccessToken)
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res, err := base.NoRedirectClient.R().Head(u)
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if err != nil {
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return nil, err
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}
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if res.StatusCode() == 302 {
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u = res.Header().Get("location")
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}
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return &base.Link{
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Url: u,
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Headers: []base.Header{
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{Name: "User-Agent", Value: "pan.baidu.com"},
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}}, nil
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}
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func (driver Baidu) Path(path string, account *model.Account) (*model.File, []model.File, error) {
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file, err := driver.File(path, account)
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if err != nil {
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return nil, nil, err
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}
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if !file.IsDir() {
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return file, nil, nil
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}
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files, err := driver.Files(path, account)
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if err != nil {
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return nil, nil, err
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}
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return nil, files, nil
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}
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func (driver Baidu) Proxy(r *http.Request, account *model.Account) {
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r.Header.Set("User-Agent", "pan.baidu.com")
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}
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func (driver Baidu) Preview(path string, account *model.Account) (interface{}, error) {
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return nil, base.ErrNotSupport
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}
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func (driver Baidu) MakeDir(path string, account *model.Account) error {
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_, err := driver.create(utils.Join(account.RootFolder, path), 0, 1, "", "", account)
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return err
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}
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func (driver Baidu) Move(src string, dst string, account *model.Account) error {
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path := utils.Join(account.RootFolder, src)
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dest, newname := utils.Split(utils.Join(account.RootFolder, dst))
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data := []base.Json{
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{
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"path": path,
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"dest": dest,
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"newname": newname,
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},
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}
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_, err := driver.manage("move", data, account)
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return err
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}
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func (driver Baidu) Rename(src string, dst string, account *model.Account) error {
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path := utils.Join(account.RootFolder, src)
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newname := utils.Base(dst)
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data := []base.Json{
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{
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"path": path,
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"newname": newname,
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},
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}
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_, err := driver.manage("rename", data, account)
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return err
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}
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func (driver Baidu) Copy(src string, dst string, account *model.Account) error {
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path := utils.Join(account.RootFolder, src)
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dest, newname := utils.Split(utils.Join(account.RootFolder, dst))
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data := []base.Json{
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{
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"path": path,
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"dest": dest,
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"newname": newname,
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},
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}
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_, err := driver.manage("copy", data, account)
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return err
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}
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func (driver Baidu) Delete(path string, account *model.Account) error {
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path = utils.Join(account.RootFolder, path)
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data := []string{path}
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_, err := driver.manage("delete", data, account)
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return err
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}
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func (driver Baidu) Upload(file *model.FileStream, account *model.Account) error {
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if file == nil {
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return base.ErrEmptyFile
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}
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tempFile, err := ioutil.TempFile("data/temp", "file-*")
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if err != nil {
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return err
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}
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defer func() {
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_ = tempFile.Close()
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_ = os.Remove(tempFile.Name())
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}()
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_, err = io.Copy(tempFile, file)
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if err != nil {
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return err
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}
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_, err = tempFile.Seek(0, io.SeekStart)
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if err != nil {
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return err
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}
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var Default uint64 = 4 * 1024 * 1024
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defaultByteData := make([]byte, Default)
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count := int(math.Ceil(float64(file.GetSize()) / float64(Default)))
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var SliceSize uint64 = 256 * 1024
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// cal md5
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h1 := md5.New()
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h2 := md5.New()
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block_list := make([]string, 0)
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content_md5 := ""
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slice_md5 := ""
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left := file.GetSize()
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for i := 0; i < count; i++ {
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byteSize := Default
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var byteData []byte
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if left < Default {
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byteSize = left
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byteData = make([]byte, byteSize)
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} else {
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byteData = defaultByteData
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}
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left -= byteSize
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_, err = io.ReadFull(tempFile, byteData)
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if err != nil {
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return err
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}
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h1.Write(byteData)
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h2.Write(byteData)
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block_list = append(block_list, fmt.Sprintf("\"%s\"", hex.EncodeToString(h2.Sum(nil))))
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h2.Reset()
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}
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content_md5 = hex.EncodeToString(h1.Sum(nil))
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_, err = tempFile.Seek(0, io.SeekStart)
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if err != nil {
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return err
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}
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if file.GetSize() <= SliceSize {
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slice_md5 = content_md5
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} else {
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sliceData := make([]byte, SliceSize)
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_, err = io.ReadFull(tempFile, sliceData)
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if err != nil {
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return err
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}
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h2.Write(sliceData)
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slice_md5 = hex.EncodeToString(h2.Sum(nil))
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_, err = tempFile.Seek(0, io.SeekStart)
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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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path := encodeURIComponent(utils.Join(account.RootFolder, file.ParentPath, file.Name))
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block_list_str := fmt.Sprintf("[%s]", strings.Join(block_list, ","))
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data := fmt.Sprintf("path=%s&size=%d&isdir=0&autoinit=1&block_list=%s&content-md5=%s&slice-md5=%s",
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path, file.GetSize(),
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block_list_str,
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content_md5, slice_md5)
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params := map[string]string{
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"method": "precreate",
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}
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var precreateResp PrecreateResp
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_, err = driver.Post("/xpan/file", params, data, &precreateResp, account)
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if err != nil {
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return err
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}
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log.Debugf("%+v", precreateResp)
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if precreateResp.ReturnType == 2 {
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return nil
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}
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params = map[string]string{
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"method": "upload",
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"access_token": account.AccessToken,
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"type": "tmpfile",
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"path": path,
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"uploadid": precreateResp.Uploadid,
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}
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left = file.GetSize()
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for _, partseq := range precreateResp.BlockList {
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byteSize := Default
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var byteData []byte
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if left < Default {
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byteSize = left
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byteData = make([]byte, byteSize)
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} else {
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byteData = defaultByteData
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}
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left -= byteSize
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_, err = io.ReadFull(tempFile, byteData)
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if err != nil {
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return err
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}
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u := "https://d.pcs.baidu.com/rest/2.0/pcs/superfile2"
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params["partseq"] = strconv.Itoa(partseq)
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res, err := base.RestyClient.R().SetQueryParams(params).SetFileReader("file", file.Name, bytes.NewReader(byteData)).Post(u)
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if err != nil {
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return err
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}
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log.Debugln(res.String())
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}
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_, err = driver.create(path, file.GetSize(), 0, precreateResp.Uploadid, block_list_str, account)
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return err
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}
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var _ base.Driver = (*Baidu)(nil)
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