bug修复

internal/service/index.go

@@ -72,9 +72,10 @@ func (rp *repo) GetList(ctx context.Context, req proto.ListRequest) (rsp *proto.
 			if err != nil {
 				goto ReturnPoint
 			}
-			list := make([]proto.FileBaseInfo, len(files))
+			list := make([]proto.FileBaseInfo, 0)
-			for k, v := range files {
+			for _, v := range files {
 				info, _ := v.Info()
+				if utils.IsImage(v.Name()) || v.IsDir() {
 					item := proto.FileBaseInfo{
 						Name:    v.Name(),
 						Path:    path.Join(req.Path, v.Name()),
@@ -82,7 +83,8 @@ func (rp *repo) GetList(ctx context.Context, req proto.ListRequest) (rsp *proto.
 						Size:    info.Size(),
 						ModTime: info.ModTime().Unix(),
 					}
-				list[k] = item
+					list = append(list, item)
+				}
 			}
 
 			rsp.Code = http.StatusOK
@@ -127,13 +129,15 @@ func (rp *repo) GetInfo(ctx context.Context, req proto.ListRequest) (rsp *proto.
 			goto ReturnPoint
 		}
 		buff := utils.ReadFile(req.Path)
+		img := utils.BuffToImage(buff)
+		buf := utils.ImageToBuff(img, "jpeg")
 		res := new(proto.FileContent)
 		res.Name = fileInfo.Name()
 		res.IsDir = false
 		res.Path = req.Path
 		res.Size = fileInfo.Size()
 		res.ModTime = fileInfo.ModTime().Unix()
-		res.ContentBase = base64.StdEncoding.EncodeToString(buff)
+		res.ContentBase = "data:image/jpeg;base64," + base64.StdEncoding.EncodeToString(buf.Bytes())
 		b, ok := global.FileLabelList[req.Path]
 		if ok {
 			if b {

pkg/utils/image.go

@@ -12,6 +12,8 @@ import (
 	"image/jpeg"
 	"image/png"
 	"math"
+	"path"
+	"strings"
 )
 
 func BuffToImage(in []byte) image.Image {
@@ -153,7 +155,7 @@ func ImageToBuff(img image.Image, imgType string) *bytes.Buffer {
 	case "png":
 		imgType = "png"
 		_ = png.Encode(buff, img)
-	case "tiff":
+	case "tiff", "tif":
 		imgType = "tiff"
 		_ = tiff.Encode(buff, img, nil)
 	default:
@@ -214,3 +216,18 @@ func width(i image.Image) int {
 func height(i image.Image) int {
 	return i.Bounds().Max.Y - i.Bounds().Min.Y
 }
+
+func IsImage(fileName string) bool {
+	fileType := path.Ext(fileName)
+	return InSlice([]string{".png", ".jpg", ".jpeg", ".bmp", ".tif", ".tiff"}, strings.ToLower(fileType))
+}
+
+// InSlice 判断字符串是否在 slice 中。
+func InSlice(items []string, item string) bool {
+	for _, eachItem := range items {
+		if eachItem == item {
+			return true
+		}
+	}
+	return false
+}