feat: add proxy_range option for 139Yun Alias AList V3 (#6496)

drivers/alias/meta.go

@@ -14,11 +14,12 @@ type Addition struct {
 }
 
 var config = driver.Config{
-	Name:        "Alias",
-	LocalSort:   true,
-	NoCache:     true,
-	NoUpload:    true,
-	DefaultRoot: "/",
+	Name:             "Alias",
+	LocalSort:        true,
+	NoCache:          true,
+	NoUpload:         true,
+	DefaultRoot:      "/",
+	ProxyRangeOption: true,
 }
 
 func init() {

drivers/alias/util.go

@@ -103,12 +103,16 @@ func (d *Alias) link(ctx context.Context, dst, sub string, args model.LinkArgs)
 		return nil, err
 	}
 	if common.ShouldProxy(storage, stdpath.Base(sub)) {
-		return &model.Link{
+		link := &model.Link{
 			URL: fmt.Sprintf("%s/p%s?sign=%s",
 				common.GetApiUrl(args.HttpReq),
 				utils.EncodePath(reqPath, true),
 				sign.Sign(reqPath)),
-		}, nil
+		}
+		if args.HttpReq != nil && d.ProxyRange {
+			link.RangeReadCloser = common.NoProxyRange
+		}
+		return link, nil
 	}
 	link, _, err := fs.Link(ctx, reqPath, args)
 	return link, err