alist/drivers/baidu/driver.go

400 lines
9.5 KiB
Go

package baidu
import (
"bytes"
"crypto/md5"
"encoding/hex"
"fmt"
"github.com/Xhofe/alist/conf"
"github.com/Xhofe/alist/drivers/base"
"github.com/Xhofe/alist/model"
"github.com/Xhofe/alist/utils"
log "github.com/sirupsen/logrus"
"io"
"io/ioutil"
"math"
"os"
"path/filepath"
"strconv"
"strings"
)
type Baidu struct{}
func (driver Baidu) Config() base.DriverConfig {
return base.DriverConfig{
Name: "Baidu.Disk",
}
}
func (driver Baidu) Items() []base.Item {
return []base.Item{
{
Name: "refresh_token",
Label: "refresh token",
Type: base.TypeString,
Required: true,
},
{
Name: "root_folder",
Label: "root folder path",
Type: base.TypeString,
Default: "/",
Required: true,
},
{
Name: "order_by",
Label: "order_by",
Type: base.TypeSelect,
Default: "name",
Values: "name,time,size",
Required: false,
},
{
Name: "order_direction",
Label: "order_direction",
Type: base.TypeSelect,
Values: "asc,desc",
Default: "asc",
Required: false,
},
{
Name: "internal_type",
Label: "download api",
Type: base.TypeSelect,
Required: true,
Values: "official,crack",
Default: "official",
},
{
Name: "client_id",
Label: "client id",
Default: "iYCeC9g08h5vuP9UqvPHKKSVrKFXGa1v",
Type: base.TypeString,
Required: true,
},
{
Name: "client_secret",
Label: "client secret",
Default: "jXiFMOPVPCWlO2M5CwWQzffpNPaGTRBG",
Type: base.TypeString,
Required: true,
},
}
}
func (driver Baidu) Save(account *model.Account, old *model.Account) error {
if account == nil {
return nil
}
return driver.RefreshToken(account)
}
func (driver Baidu) File(path string, account *model.Account) (*model.File, error) {
path = utils.ParsePath(path)
if path == "/" {
return &model.File{
Id: account.RootFolder,
Name: account.Name,
Size: 0,
Type: conf.FOLDER,
Driver: driver.Config().Name,
UpdatedAt: account.UpdatedAt,
}, nil
}
dir, name := filepath.Split(path)
files, err := driver.Files(dir, account)
if err != nil {
return nil, err
}
for _, file := range files {
if file.Name == name {
return &file, nil
}
}
return nil, base.ErrPathNotFound
}
func (driver Baidu) Files(path string, account *model.Account) ([]model.File, error) {
path = utils.ParsePath(path)
cache, err := base.GetCache(path, account)
if err == nil {
files, _ := cache.([]model.File)
return files, nil
}
files, err := driver.GetFiles(path, account)
if err != nil {
return nil, err
}
if len(files) > 0 {
_ = base.SetCache(path, files, account)
}
return files, nil
}
func (driver Baidu) Link(args base.Args, account *model.Account) (*base.Link, error) {
if account.InternalType == "crack" {
return driver.LinkCrack(args, account)
}
return driver.LinkOfficial(args, account)
}
func (driver Baidu) LinkOfficial(args base.Args, account *model.Account) (*base.Link, error) {
file, err := driver.File(args.Path, account)
if err != nil {
return nil, err
}
if file.IsDir() {
return nil, base.ErrNotFile
}
var resp DownloadResp
params := map[string]string{
"method": "filemetas",
"fsids": fmt.Sprintf("[%s]", file.Id),
"dlink": "1",
}
_, err = driver.Get("/xpan/multimedia", params, &resp, account)
if err != nil {
return nil, err
}
u := fmt.Sprintf("%s&access_token=%s", resp.List[0].Dlink, account.AccessToken)
res, err := base.NoRedirectClient.R().SetHeader("User-Agent", "pan.baidu.com").Head(u)
if err != nil {
return nil, err
}
//if res.StatusCode() == 302 {
u = res.Header().Get("location")
//}
return &base.Link{
Url: u,
Headers: []base.Header{
{Name: "User-Agent", Value: "pan.baidu.com"},
}}, nil
}
func (driver Baidu) LinkCrack(args base.Args, account *model.Account) (*base.Link, error) {
file, err := driver.File(args.Path, account)
if err != nil {
return nil, err
}
if file.IsDir() {
return nil, base.ErrNotFile
}
var resp DownloadResp2
param := map[string]string{
"target": fmt.Sprintf("[\"%s\"]", utils.Join(account.RootFolder, args.Path)),
"dlink": "1",
"web": "5",
"origin": "dlna",
}
_, err = driver.Request("https://pan.baidu.com/api/filemetas", base.Get, nil, param, nil, nil, &resp, account)
if err != nil {
return nil, err
}
return &base.Link{
Url: resp.Info[0].Dlink,
Headers: []base.Header{
{Name: "User-Agent", Value: "pan.baidu.com"},
}}, nil
}
func (driver Baidu) Path(path string, account *model.Account) (*model.File, []model.File, error) {
file, err := driver.File(path, account)
if err != nil {
return nil, nil, err
}
if !file.IsDir() {
return file, nil, nil
}
files, err := driver.Files(path, account)
if err != nil {
return nil, nil, err
}
return nil, files, nil
}
//func (driver Baidu) Proxy(r *http.Request, account *model.Account) {
// r.Header.Set("User-Agent", "pan.baidu.com")
//}
func (driver Baidu) Preview(path string, account *model.Account) (interface{}, error) {
return nil, base.ErrNotSupport
}
func (driver Baidu) MakeDir(path string, account *model.Account) error {
_, err := driver.create(utils.Join(account.RootFolder, path), 0, 1, "", "", account)
return err
}
func (driver Baidu) Move(src string, dst string, account *model.Account) error {
path := utils.Join(account.RootFolder, src)
dest, newname := utils.Split(utils.Join(account.RootFolder, dst))
data := []base.Json{
{
"path": path,
"dest": dest,
"newname": newname,
},
}
_, err := driver.manage("move", data, account)
return err
}
func (driver Baidu) Rename(src string, dst string, account *model.Account) error {
path := utils.Join(account.RootFolder, src)
newname := utils.Base(dst)
data := []base.Json{
{
"path": path,
"newname": newname,
},
}
_, err := driver.manage("rename", data, account)
return err
}
func (driver Baidu) Copy(src string, dst string, account *model.Account) error {
path := utils.Join(account.RootFolder, src)
dest, newname := utils.Split(utils.Join(account.RootFolder, dst))
data := []base.Json{
{
"path": path,
"dest": dest,
"newname": newname,
},
}
_, err := driver.manage("copy", data, account)
return err
}
func (driver Baidu) Delete(path string, account *model.Account) error {
path = utils.Join(account.RootFolder, path)
data := []string{path}
_, err := driver.manage("delete", data, account)
return err
}
func (driver Baidu) Upload(file *model.FileStream, account *model.Account) error {
if file == nil {
return base.ErrEmptyFile
}
tempFile, err := ioutil.TempFile(conf.Conf.TempDir, "file-*")
if err != nil {
return err
}
defer func() {
_ = tempFile.Close()
_ = os.Remove(tempFile.Name())
}()
_, err = io.Copy(tempFile, file)
if err != nil {
return err
}
_, err = tempFile.Seek(0, io.SeekStart)
if err != nil {
return err
}
var Default uint64 = 4 * 1024 * 1024
defaultByteData := make([]byte, Default)
count := int(math.Ceil(float64(file.GetSize()) / float64(Default)))
var SliceSize uint64 = 256 * 1024
// cal md5
h1 := md5.New()
h2 := md5.New()
block_list := make([]string, 0)
content_md5 := ""
slice_md5 := ""
left := file.GetSize()
for i := 0; i < count; i++ {
byteSize := Default
var byteData []byte
if left < Default {
byteSize = left
byteData = make([]byte, byteSize)
} else {
byteData = defaultByteData
}
left -= byteSize
_, err = io.ReadFull(tempFile, byteData)
if err != nil {
return err
}
h1.Write(byteData)
h2.Write(byteData)
block_list = append(block_list, fmt.Sprintf("\"%s\"", hex.EncodeToString(h2.Sum(nil))))
h2.Reset()
}
content_md5 = hex.EncodeToString(h1.Sum(nil))
_, err = tempFile.Seek(0, io.SeekStart)
if err != nil {
return err
}
if file.GetSize() <= SliceSize {
slice_md5 = content_md5
} else {
sliceData := make([]byte, SliceSize)
_, err = io.ReadFull(tempFile, sliceData)
if err != nil {
return err
}
h2.Write(sliceData)
slice_md5 = hex.EncodeToString(h2.Sum(nil))
_, err = tempFile.Seek(0, io.SeekStart)
if err != nil {
return err
}
}
path := encodeURIComponent(utils.Join(account.RootFolder, file.ParentPath, file.Name))
block_list_str := fmt.Sprintf("[%s]", strings.Join(block_list, ","))
data := fmt.Sprintf("path=%s&size=%d&isdir=0&autoinit=1&block_list=%s&content-md5=%s&slice-md5=%s",
path, file.GetSize(),
block_list_str,
content_md5, slice_md5)
params := map[string]string{
"method": "precreate",
}
var precreateResp PrecreateResp
_, err = driver.Post("/xpan/file", params, data, &precreateResp, account)
if err != nil {
return err
}
log.Debugf("%+v", precreateResp)
if precreateResp.ReturnType == 2 {
return nil
}
params = map[string]string{
"method": "upload",
"access_token": account.AccessToken,
"type": "tmpfile",
"path": path,
"uploadid": precreateResp.Uploadid,
}
left = file.GetSize()
for _, partseq := range precreateResp.BlockList {
byteSize := Default
var byteData []byte
if left < Default {
byteSize = left
byteData = make([]byte, byteSize)
} else {
byteData = defaultByteData
}
left -= byteSize
_, err = io.ReadFull(tempFile, byteData)
if err != nil {
return err
}
u := "https://d.pcs.baidu.com/rest/2.0/pcs/superfile2"
params["partseq"] = strconv.Itoa(partseq)
res, err := base.RestyClient.R().SetQueryParams(params).SetFileReader("file", file.Name, bytes.NewReader(byteData)).Post(u)
if err != nil {
return err
}
log.Debugln(res.String())
}
_, err = driver.create(path, file.GetSize(), 0, precreateResp.Uploadid, block_list_str, account)
return err
}
var _ base.Driver = (*Baidu)(nil)