mirror of https://github.com/Xhofe/alist
401 lines
9.8 KiB
Go
401 lines
9.8 KiB
Go
package weiyun
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import (
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"context"
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"fmt"
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"io"
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"math"
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"net/http"
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"strconv"
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"time"
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"github.com/alist-org/alist/v3/drivers/base"
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"github.com/alist-org/alist/v3/internal/driver"
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"github.com/alist-org/alist/v3/internal/errs"
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"github.com/alist-org/alist/v3/internal/model"
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"github.com/alist-org/alist/v3/internal/op"
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"github.com/alist-org/alist/v3/pkg/cron"
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"github.com/alist-org/alist/v3/pkg/errgroup"
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"github.com/alist-org/alist/v3/pkg/utils"
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"github.com/avast/retry-go"
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weiyunsdkgo "github.com/foxxorcat/weiyun-sdk-go"
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)
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type WeiYun struct {
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model.Storage
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Addition
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client *weiyunsdkgo.WeiYunClient
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cron *cron.Cron
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rootFolder *Folder
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uploadThread int
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}
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func (d *WeiYun) Config() driver.Config {
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return config
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}
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func (d *WeiYun) GetAddition() driver.Additional {
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return &d.Addition
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}
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func (d *WeiYun) Init(ctx context.Context) error {
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// 限制上传线程数
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d.uploadThread, _ = strconv.Atoi(d.UploadThread)
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if d.uploadThread < 4 || d.uploadThread > 32 {
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d.uploadThread, d.UploadThread = 4, "4"
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}
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d.client = weiyunsdkgo.NewWeiYunClientWithRestyClient(base.NewRestyClient())
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err := d.client.SetCookiesStr(d.Cookies).RefreshCtoken()
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if err != nil {
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return err
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}
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// Cookie过期回调
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d.client.SetOnCookieExpired(func(err error) {
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d.Status = err.Error()
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op.MustSaveDriverStorage(d)
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})
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// cookie更新回调
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d.client.SetOnCookieUpload(func(c []*http.Cookie) {
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d.Cookies = weiyunsdkgo.CookieToString(weiyunsdkgo.ClearCookie(c))
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op.MustSaveDriverStorage(d)
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})
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// qqCookie保活
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if d.client.LoginType() == 1 {
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d.cron = cron.NewCron(time.Minute * 5)
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d.cron.Do(func() {
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d.client.KeepAlive()
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})
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}
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// 获取默认根目录dirKey
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if d.RootFolderID == "" {
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userInfo, err := d.client.DiskUserInfoGet()
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if err != nil {
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return err
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}
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d.RootFolderID = userInfo.MainDirKey
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}
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// 处理目录ID，找到PdirKey
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folders, err := d.client.LibDirPathGet(d.RootFolderID)
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if err != nil {
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return err
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}
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if len(folders) == 0 {
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return fmt.Errorf("invalid directory ID")
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}
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folder := folders[len(folders)-1]
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d.rootFolder = &Folder{
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PFolder: &Folder{
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Folder: weiyunsdkgo.Folder{
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DirKey: folder.PdirKey,
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},
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},
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Folder: folder.Folder,
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}
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return nil
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}
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func (d *WeiYun) Drop(ctx context.Context) error {
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d.client = nil
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if d.cron != nil {
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d.cron.Stop()
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d.cron = nil
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}
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return nil
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}
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func (d *WeiYun) GetRoot(ctx context.Context) (model.Obj, error) {
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return d.rootFolder, nil
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}
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func (d *WeiYun) List(ctx context.Context, dir model.Obj, args model.ListArgs) ([]model.Obj, error) {
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if folder, ok := dir.(*Folder); ok {
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var files []model.Obj
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for {
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data, err := d.client.DiskDirFileList(folder.GetID(), weiyunsdkgo.WarpParamOption(
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weiyunsdkgo.QueryFileOptionOffest(int64(len(files))),
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weiyunsdkgo.QueryFileOptionGetType(weiyunsdkgo.FileAndDir),
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weiyunsdkgo.QueryFileOptionSort(func() weiyunsdkgo.OrderBy {
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switch d.OrderBy {
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case "name":
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return weiyunsdkgo.FileName
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case "size":
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return weiyunsdkgo.FileSize
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case "updated_at":
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return weiyunsdkgo.FileMtime
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default:
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return weiyunsdkgo.FileName
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}
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}(), d.OrderDirection == "desc"),
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))
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if err != nil {
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return nil, err
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}
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if files == nil {
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files = make([]model.Obj, 0, data.TotalDirCount+data.TotalFileCount)
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}
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for _, dir := range data.DirList {
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files = append(files, &Folder{
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PFolder: folder,
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Folder: dir,
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})
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}
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for _, file := range data.FileList {
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files = append(files, &File{
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PFolder: folder,
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File: file,
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})
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}
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if data.FinishFlag || len(data.DirList)+len(data.FileList) == 0 {
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return files, nil
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}
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}
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}
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return nil, errs.NotSupport
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}
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func (d *WeiYun) Link(ctx context.Context, file model.Obj, args model.LinkArgs) (*model.Link, error) {
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if file, ok := file.(*File); ok {
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data, err := d.client.DiskFileDownload(weiyunsdkgo.FileParam{PdirKey: file.GetPKey(), FileID: file.GetID()})
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if err != nil {
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return nil, err
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}
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return &model.Link{
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URL: data.DownloadUrl,
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Header: http.Header{
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"Cookie": []string{data.CookieName + "=" + data.CookieValue},
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},
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}, nil
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}
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return nil, errs.NotSupport
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}
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func (d *WeiYun) MakeDir(ctx context.Context, parentDir model.Obj, dirName string) (model.Obj, error) {
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if folder, ok := parentDir.(*Folder); ok {
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newFolder, err := d.client.DiskDirCreate(weiyunsdkgo.FolderParam{
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PPdirKey: folder.GetPKey(),
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PdirKey: folder.DirKey,
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DirName: dirName,
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})
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if err != nil {
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return nil, err
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}
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return &Folder{
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PFolder: folder,
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Folder: *newFolder,
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}, nil
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}
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return nil, errs.NotSupport
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}
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func (d *WeiYun) Move(ctx context.Context, srcObj, dstDir model.Obj) (model.Obj, error) {
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// TODO: 默认策略为重命名，使用缓存可能出现冲突。微云app也有这个冲突，不知道腾讯怎么搞的
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if dstDir, ok := dstDir.(*Folder); ok {
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dstParam := weiyunsdkgo.FolderParam{
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PdirKey: dstDir.GetPKey(),
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DirKey: dstDir.GetID(),
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DirName: dstDir.GetName(),
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}
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switch srcObj := srcObj.(type) {
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case *File:
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err := d.client.DiskFileMove(weiyunsdkgo.FileParam{
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PPdirKey: srcObj.PFolder.GetPKey(),
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PdirKey: srcObj.GetPKey(),
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FileID: srcObj.GetID(),
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FileName: srcObj.GetName(),
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}, dstParam)
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if err != nil {
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return nil, err
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}
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return &File{
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PFolder: dstDir,
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File: srcObj.File,
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}, nil
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case *Folder:
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err := d.client.DiskDirMove(weiyunsdkgo.FolderParam{
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PPdirKey: srcObj.PFolder.GetPKey(),
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PdirKey: srcObj.GetPKey(),
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DirKey: srcObj.GetID(),
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DirName: srcObj.GetName(),
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}, dstParam)
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if err != nil {
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return nil, err
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}
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return &Folder{
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PFolder: dstDir,
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Folder: srcObj.Folder,
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}, nil
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}
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}
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return nil, errs.NotSupport
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}
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func (d *WeiYun) Rename(ctx context.Context, srcObj model.Obj, newName string) (model.Obj, error) {
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switch srcObj := srcObj.(type) {
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case *File:
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err := d.client.DiskFileRename(weiyunsdkgo.FileParam{
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PPdirKey: srcObj.PFolder.GetPKey(),
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PdirKey: srcObj.GetPKey(),
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FileID: srcObj.GetID(),
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FileName: srcObj.GetName(),
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}, newName)
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if err != nil {
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return nil, err
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}
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newFile := srcObj.File
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newFile.FileName = newName
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newFile.FileCtime = weiyunsdkgo.TimeStamp(time.Now())
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return &File{
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PFolder: srcObj.PFolder,
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File: newFile,
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}, nil
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case *Folder:
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err := d.client.DiskDirAttrModify(weiyunsdkgo.FolderParam{
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PPdirKey: srcObj.PFolder.GetPKey(),
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PdirKey: srcObj.GetPKey(),
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DirKey: srcObj.GetID(),
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DirName: srcObj.GetName(),
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}, newName)
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if err != nil {
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return nil, err
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}
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newFolder := srcObj.Folder
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newFolder.DirName = newName
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newFolder.DirCtime = weiyunsdkgo.TimeStamp(time.Now())
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return &Folder{
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PFolder: srcObj.PFolder,
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Folder: newFolder,
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}, nil
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}
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return nil, errs.NotSupport
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}
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func (d *WeiYun) Copy(ctx context.Context, srcObj, dstDir model.Obj) error {
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return errs.NotImplement
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}
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func (d *WeiYun) Remove(ctx context.Context, obj model.Obj) error {
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switch obj := obj.(type) {
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case *File:
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return d.client.DiskFileDelete(weiyunsdkgo.FileParam{
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PPdirKey: obj.PFolder.GetPKey(),
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PdirKey: obj.GetPKey(),
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FileID: obj.GetID(),
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FileName: obj.GetName(),
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})
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case *Folder:
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return d.client.DiskDirDelete(weiyunsdkgo.FolderParam{
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PPdirKey: obj.PFolder.GetPKey(),
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PdirKey: obj.GetPKey(),
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DirKey: obj.GetID(),
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DirName: obj.GetName(),
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})
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}
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return errs.NotSupport
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}
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func (d *WeiYun) Put(ctx context.Context, dstDir model.Obj, stream model.FileStreamer, up driver.UpdateProgress) (model.Obj, error) {
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// NOTE:
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// 秒传需要sha1最后一个状态,但sha1无法逆运算需要读完整个文件(或许可以??)
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// 服务器支持上传进度恢复,不需要额外实现
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if folder, ok := dstDir.(*Folder); ok {
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file, err := stream.CacheFullInTempFile()
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if err != nil {
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return nil, err
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}
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// step 1.
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preData, err := d.client.PreUpload(ctx, weiyunsdkgo.UpdloadFileParam{
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PdirKey: folder.GetPKey(),
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DirKey: folder.DirKey,
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FileName: stream.GetName(),
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FileSize: stream.GetSize(),
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File: file,
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ChannelCount: 4,
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FileExistOption: 1,
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})
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if err != nil {
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return nil, err
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}
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// not fast upload
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if !preData.FileExist {
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// step.2 增加上传通道
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if len(preData.ChannelList) < d.uploadThread {
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newCh, err := d.client.AddUploadChannel(len(preData.ChannelList), d.uploadThread, preData.UploadAuthData)
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if err != nil {
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return nil, err
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}
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preData.ChannelList = append(preData.ChannelList, newCh.AddChannels...)
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}
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// step.3 上传
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threadG, upCtx := errgroup.NewGroupWithContext(ctx, len(preData.ChannelList),
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retry.Attempts(3),
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retry.Delay(time.Second),
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retry.DelayType(retry.BackOffDelay))
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for _, channel := range preData.ChannelList {
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if utils.IsCanceled(upCtx) {
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break
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}
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var channel = channel
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threadG.Go(func(ctx context.Context) error {
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for {
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channel.Len = int(math.Min(float64(stream.GetSize()-channel.Offset), float64(channel.Len)))
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upData, err := d.client.UploadFile(upCtx, channel, preData.UploadAuthData,
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io.NewSectionReader(file, channel.Offset, int64(channel.Len)))
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if err != nil {
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return err
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}
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// 上传完成
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if upData.UploadState != 1 {
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return nil
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}
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channel = upData.Channel
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}
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})
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}
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if err = threadG.Wait(); err != nil {
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return nil, err
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}
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}
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return &File{
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PFolder: folder,
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File: preData.File,
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}, nil
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}
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return nil, errs.NotSupport
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}
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// func (d *WeiYun) Other(ctx context.Context, args model.OtherArgs) (interface{}, error) {
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// return nil, errs.NotSupport
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// }
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var _ driver.Driver = (*WeiYun)(nil)
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var _ driver.GetRooter = (*WeiYun)(nil)
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var _ driver.MkdirResult = (*WeiYun)(nil)
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// var _ driver.CopyResult = (*WeiYun)(nil)
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var _ driver.MoveResult = (*WeiYun)(nil)
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var _ driver.Remove = (*WeiYun)(nil)
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var _ driver.PutResult = (*WeiYun)(nil)
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var _ driver.RenameResult = (*WeiYun)(nil)
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