Initial QSfera import

Server/vendor/github.com/libregraph/lico/utils/schema.go

@@ -0,0 +1,36 @@
+/*
+ * 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 utils
+
+import (
+	"github.com/gorilla/schema"
+)
+
+// Create a Decoder instance as a package global, because it caches
+// meta-data about structs, and an instance can be shared safely.
+var urlSchemaDecoder = schema.NewDecoder()
+
+// DecodeURLSchema decodes request for mdata in to the provided dst url struct.
+func DecodeURLSchema(dst interface{}, src map[string][]string) error {
+	return urlSchemaDecoder.Decode(dst, src)
+}
+
+func init() {
+	urlSchemaDecoder.SetAliasTag("url")
+	urlSchemaDecoder.IgnoreUnknownKeys(true)
+}