mirror of https://github.com/Xhofe/alist
84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
package tool
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import (
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"context"
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"path/filepath"
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"github.com/alist-org/alist/v3/internal/conf"
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"github.com/alist-org/alist/v3/internal/errs"
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"github.com/alist-org/alist/v3/internal/op"
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"github.com/google/uuid"
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"github.com/pkg/errors"
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"github.com/xhofe/tache"
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)
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type DeletePolicy string
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const (
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DeleteOnUploadSucceed DeletePolicy = "delete_on_upload_succeed"
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DeleteOnUploadFailed DeletePolicy = "delete_on_upload_failed"
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DeleteNever DeletePolicy = "delete_never"
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DeleteAlways DeletePolicy = "delete_always"
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)
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type AddURLArgs struct {
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URL string
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DstDirPath string
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Tool string
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DeletePolicy DeletePolicy
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}
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func AddURL(ctx context.Context, args *AddURLArgs) (tache.TaskWithInfo, error) {
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// get tool
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tool, err := Tools.Get(args.Tool)
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if err != nil {
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return nil, errors.Wrapf(err, "failed get tool")
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}
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// check tool is ready
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if !tool.IsReady() {
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// try to init tool
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if _, err := tool.Init(); err != nil {
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return nil, errors.Wrapf(err, "failed init tool %s", args.Tool)
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}
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}
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// check storage
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storage, dstDirActualPath, err := op.GetStorageAndActualPath(args.DstDirPath)
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if err != nil {
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return nil, errors.WithMessage(err, "failed get storage")
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}
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// check is it could upload
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if storage.Config().NoUpload {
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return nil, errors.WithStack(errs.UploadNotSupported)
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}
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// check path is valid
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obj, err := op.Get(ctx, storage, dstDirActualPath)
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if err != nil {
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if !errs.IsObjectNotFound(err) {
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return nil, errors.WithMessage(err, "failed get object")
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}
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} else {
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if !obj.IsDir() {
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// can't add to a file
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return nil, errors.WithStack(errs.NotFolder)
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}
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}
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uid := uuid.NewString()
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tempDir := filepath.Join(conf.Conf.TempDir, args.Tool, uid)
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deletePolicy := args.DeletePolicy
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if args.Tool == "pikpak" {
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tempDir = args.DstDirPath
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// 防止将下载好的文件删除
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deletePolicy = DeleteNever
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}
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t := &DownloadTask{
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Url: args.URL,
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DstDirPath: args.DstDirPath,
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TempDir: tempDir,
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DeletePolicy: deletePolicy,
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tool: tool,
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}
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DownloadTaskManager.Add(t)
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return t, nil
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}
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