feat(115): add offline download tool (close #6888 in #6954)

internal/offline_download/115/client.go

@@ -0,0 +1,124 @@
+package _115
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/alist-org/alist/v3/drivers/115"
+	"github.com/alist-org/alist/v3/internal/errs"
+	"github.com/alist-org/alist/v3/internal/model"
+	"github.com/alist-org/alist/v3/internal/offline_download/tool"
+	"github.com/alist-org/alist/v3/internal/op"
+)
+
+type Cloud115 struct {
+	refreshTaskCache bool
+}
+
+func (p *Cloud115) Name() string {
+	return "115 Cloud"
+}
+
+func (p *Cloud115) Items() []model.SettingItem {
+	return nil
+}
+
+func (p *Cloud115) Run(task *tool.DownloadTask) error {
+	return errs.NotSupport
+}
+
+func (p *Cloud115) Init() (string, error) {
+	p.refreshTaskCache = false
+	return "ok", nil
+}
+
+func (p *Cloud115) IsReady() bool {
+	return true
+}
+
+func (p *Cloud115) AddURL(args *tool.AddUrlArgs) (string, error) {
+	// 添加新任务刷新缓存
+	p.refreshTaskCache = true
+	// args.TempDir 已经被修改为了 DstDirPath
+	storage, actualPath, err := op.GetStorageAndActualPath(args.TempDir)
+	if err != nil {
+		return "", err
+	}
+	driver115, ok := storage.(*_115.Pan115)
+	if !ok {
+		return "", fmt.Errorf("unsupported storage driver for offline download, only 115 Cloud is supported")
+	}
+
+	ctx := context.Background()
+	parentDir, err := op.GetUnwrap(ctx, storage, actualPath)
+	if err != nil {
+		return "", err
+	}
+
+	hashs, err := driver115.OfflineDownload(ctx, []string{args.Url}, parentDir)
+	if err != nil || len(hashs) < 1 {
+		return "", fmt.Errorf("failed to add offline download task: %w", err)
+	}
+
+	return hashs[0], nil
+}
+
+func (p *Cloud115) Remove(task *tool.DownloadTask) error {
+	storage, _, err := op.GetStorageAndActualPath(task.DstDirPath)
+	if err != nil {
+		return err
+	}
+	driver115, ok := storage.(*_115.Pan115)
+	if !ok {
+		return fmt.Errorf("unsupported storage driver for offline download, only 115 Cloud is supported")
+	}
+
+	ctx := context.Background()
+	if err := driver115.DeleteOfflineTasks(ctx, []string{task.GID}, false); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (p *Cloud115) Status(task *tool.DownloadTask) (*tool.Status, error) {
+	storage, _, err := op.GetStorageAndActualPath(task.DstDirPath)
+	if err != nil {
+		return nil, err
+	}
+	driver115, ok := storage.(*_115.Pan115)
+	if !ok {
+		return nil, fmt.Errorf("unsupported storage driver for offline download, only 115 Cloud is supported")
+	}
+
+	tasks, err := driver115.OfflineList(context.Background())
+	if err != nil {
+		return nil, err
+	}
+
+	s := &tool.Status{
+		Progress:  0,
+		NewGID:    "",
+		Completed: false,
+		Status:    "the task has been deleted",
+		Err:       nil,
+	}
+	for _, t := range tasks {
+		if t.InfoHash == task.GID {
+			s.Progress = t.Percent
+			s.Status = t.GetStatus()
+			s.Completed = t.IsDone()
+			if t.IsFailed() {
+				s.Err = fmt.Errorf(t.GetStatus())
+			}
+			return s, nil
+		}
+	}
+	s.Err = fmt.Errorf("the task has been deleted")
+	return nil, nil
+}
+
+var _ tool.Tool = (*Cloud115)(nil)
+
+func init() {
+	tool.Tools.Add(&Cloud115{})
+}

internal/offline_download/all.go

@@ -1,6 +1,7 @@
 package offline_download
 
 import (
+	_ "github.com/alist-org/alist/v3/internal/offline_download/115"
 	_ "github.com/alist-org/alist/v3/internal/offline_download/aria2"
 	_ "github.com/alist-org/alist/v3/internal/offline_download/http"
 	_ "github.com/alist-org/alist/v3/internal/offline_download/pikpak"

internal/offline_download/tool/add.go

@@ -66,11 +66,18 @@ func AddURL(ctx context.Context, args *AddURLArgs) (tache.TaskWithInfo, error) {
 	uid := uuid.NewString()
 	tempDir := filepath.Join(conf.Conf.TempDir, args.Tool, uid)
 	deletePolicy := args.DeletePolicy
-	if args.Tool == "pikpak" {
+
+	switch args.Tool {
+	case "115 Cloud":
+		tempDir = args.DstDirPath
+		// 防止将下载好的文件删除
+		deletePolicy = DeleteNever
+	case "pikpak":
 		tempDir = args.DstDirPath
 		// 防止将下载好的文件删除
 		deletePolicy = DeleteNever
 	}
+	
 	t := &DownloadTask{
 		Url:          args.URL,
 		DstDirPath:   args.DstDirPath,

internal/offline_download/tool/download.go

@@ -54,9 +54,7 @@ func (t *DownloadTask) Run() error {
 		return err
 	}
 	t.GID = gid
-	var (
-		ok bool
-	)
+	var ok bool
 outer:
 	for {
 		select {
@@ -81,6 +79,15 @@ outer:
 	if t.tool.Name() == "pikpak" {
 		return nil
 	}
+	if t.tool.Name() == "115 Cloud" {
+		// hack for 115
+		<-time.After(time.Second * 1)
+		err := t.tool.Remove(t)
+		if err != nil {
+			log.Errorln(err.Error())
+		}
+		return nil
+	}
 	t.Status = "offline download completed, maybe transferring"
 	// hack for qBittorrent
 	if t.tool.Name() == "qBittorrent" {
@@ -136,6 +143,9 @@ func (t *DownloadTask) Complete() error {
 	if t.tool.Name() == "pikpak" {
 		return nil
 	}
+	if t.tool.Name() == "115 Cloud" {
+		return nil
+	}
 	if getFileser, ok := t.tool.(GetFileser); ok {
 		files = getFileser.GetFiles(t)
 	} else {
@@ -166,6 +176,4 @@ func (t *DownloadTask) GetStatus() string {
 	return t.Status
 }
 
-var (
-	DownloadTaskManager *tache.Manager[*DownloadTask]
-)
+var DownloadTaskManager *tache.Manager[*DownloadTask]