Support user uploading via xlsx.

xlsx/xlsx.go

@@ -0,0 +1,43 @@
+// Copyright 2021 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package xlsx
+
+import (
+	"github.com/casbin/casdoor/util"
+	"github.com/tealeg/xlsx"
+)
+
+func ReadXlsxFile(fileId string) [][]string {
+	path := util.GetUploadXlsxPath(fileId)
+	file, err := xlsx.OpenFile(path)
+	if err != nil {
+		panic(err)
+	}
+
+	res := [][]string{}
+	for _, sheet := range file.Sheets {
+		for _, row := range sheet.Rows {
+			line := []string{}
+			for _, cell := range row.Cells {
+				text := cell.String()
+				line = append(line, text)
+			}
+			res = append(res, line)
+		}
+		break
+	}
+
+	return res
+}