fix: 修复文件预览重定向与扩展名解析

server/hdl_files.go

@@ -113,6 +113,11 @@ func largeFileServeHTTP(wrt http.ResponseWriter, req *http.Request) {
 		return
 	}
 
+	if err = authorizeLargeFileRequestURL(principal.TenantID, principal.UID, req.URL.String()); err != nil {
+		writeHttpResponse(decodeStoreError(err, "", now, nil), err)
+		return
+	}
+
 	// Check if media handler redirects or adds headers.
 	headers, statusCode, err := mh.Headers(principal.TenantID, req.Method, req.URL, req.Header, true)
 	if err != nil {
@@ -517,6 +522,21 @@ func (*grpcNodeServer) LargeFileServe(req *pbx.FileDownReq, stream pbx.Node_Larg
 	return err
 }
 
+func authorizeLargeFileRequestURL(tenantID types.TenantID, uid types.Uid, rawURL string) error {
+	if store.Store == nil {
+		return types.ErrUnsupported
+	}
+	fid := store.Store.GetMediaHandler().GetIdFromUrl(rawURL)
+	if fid.IsZero() {
+		return types.ErrNotFound
+	}
+	fd, err := store.Files.Get(tenantID, fid.String())
+	if err != nil {
+		return err
+	}
+	return authorizeLargeFileDownload(tenantID, uid, rawURL, fd)
+}
+
 func authorizeLargeFileDownload(tenantID types.TenantID, uid types.Uid, rawURL string, fd *types.FileDef) error {
 	if fd == nil {
 		return types.ErrNotFound