fix(crypt): add sign to thumbnail

drivers/crypt/driver.go

@@ -13,6 +13,7 @@ import (
 	"github.com/alist-org/alist/v3/internal/fs"
 	"github.com/alist-org/alist/v3/internal/model"
 	"github.com/alist-org/alist/v3/internal/op"
+	"github.com/alist-org/alist/v3/internal/sign"
 	"github.com/alist-org/alist/v3/internal/stream"
 	"github.com/alist-org/alist/v3/pkg/http_range"
 	"github.com/alist-org/alist/v3/pkg/utils"
@@ -160,7 +161,11 @@ func (d *Crypt) List(ctx context.Context, dir model.Obj, args model.ListArgs) ([
 				// discarding hash as it's encrypted
 			}
 			if d.Thumbnail && thumb == "" {
-				thumb = utils.EncodePath(common.GetApiUrl(nil)+stdpath.Join("/d", args.ReqPath, ".thumbnails", name+".webp"), true)
+				thumbPath := stdpath.Join(args.ReqPath, ".thumbnails", name+".webp")
+				thumb = fmt.Sprintf("%s/d%s?sign=%s",
+					common.GetApiUrl(common.GetHttpReq(ctx)),
+					utils.EncodePath(thumbPath, true),
+					sign.Sign(thumbPath))
 			}
 			if !ok && !d.Thumbnail {
 				result = append(result, &objRes)

drivers/local/driver.go

@@ -101,17 +101,17 @@ func (d *Local) List(ctx context.Context, dir model.Obj, args model.ListArgs) ([
 		if !d.ShowHidden && strings.HasPrefix(f.Name(), ".") {
 			continue
 		}
-		file := d.FileInfoToObj(f, args.ReqPath, fullPath)
+		file := d.FileInfoToObj(ctx, f, args.ReqPath, fullPath)
 		files = append(files, file)
 	}
 	return files, nil
 }
-func (d *Local) FileInfoToObj(f fs.FileInfo, reqPath string, fullPath string) model.Obj {
+func (d *Local) FileInfoToObj(ctx context.Context, f fs.FileInfo, reqPath string, fullPath string) model.Obj {
 	thumb := ""
 	if d.Thumbnail {
 		typeName := utils.GetFileType(f.Name())
 		if typeName == conf.IMAGE || typeName == conf.VIDEO {
-			thumb = common.GetApiUrl(nil) + stdpath.Join("/d", reqPath, f.Name())
+			thumb = common.GetApiUrl(common.GetHttpReq(ctx)) + stdpath.Join("/d", reqPath, f.Name())
 			thumb = utils.EncodePath(thumb, true)
 			thumb += "?type=thumb&sign=" + sign.Sign(stdpath.Join(reqPath, f.Name()))
 		}
@@ -149,7 +149,7 @@ func (d *Local) GetMeta(ctx context.Context, path string) (model.Obj, error) {
 	if err != nil {
 		return nil, err
 	}
-	file := d.FileInfoToObj(f, path, path)
+	file := d.FileInfoToObj(ctx, f, path, path)
 	//h := "123123"
 	//if s, ok := f.(model.SetHash); ok && file.GetHash() == ("","")  {
 	//	s.SetHash(h,"SHA1")

server/common/common.go

@@ -1,6 +1,8 @@
 package common
 
 import (
+	"context"
+	"net/http"
 	"strings"
 
 	"github.com/alist-org/alist/v3/cmd/flags"
@@ -80,3 +82,10 @@ func SuccessResp(c *gin.Context, data ...interface{}) {
 		Data:    data[0],
 	})
 }
+
+func GetHttpReq(ctx context.Context) *http.Request {
+	if c, ok := ctx.(*gin.Context); ok {
+		return c.Request
+	}
+	return nil
+}