Initial QSfera import

Server/vendor/github.com/libregraph/lico/oidc/payload/utils.go

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2017-2019 Kopano and its licensors
+ *
+ * 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 payload
+
+import (
+	"encoding/json"
+)
+
+// ToMap is a helper function to convert the provided payload struct to
+// a map type which can be used to extend the payload data with additional fields.
+func ToMap(payload interface{}) (map[string]interface{}, error) {
+	// NOTE(longsleep): This implementation sucks, marshal to JSON and unmarshal
+	// again - rly?
+	intermediate, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+	claims := make(map[string]interface{})
+	err = json.Unmarshal(intermediate, &claims)
+	if err != nil {
+		return nil, err
+	}
+
+	return claims, nil
+}