[DO-169] Modify to add template with Avroid license

tmpl.go

@@ -1,17 +1,3 @@
-// Copyright 2018 Google LLC
-//
-// 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 main
 
 import (
@@ -25,6 +11,7 @@ import (
 )
 
 var licenseTemplate = map[string]string{
+    "Commercial": tmplCommercial,
 	"Apache-2.0": tmplApache,
 	"MIT":        tmplMIT,
 	"bsd":        tmplBSD,
@@ -34,9 +21,10 @@ var licenseTemplate = map[string]string{
 // maintain backwards compatibility by mapping legacy license types to their
 // SPDX equivalents.
 var legacyLicenseTypes = map[string]string{
-	"apache": "Apache-2.0",
-	"mit":    "MIT",
-	"mpl":    "MPL-2.0",
+    "commercial": "Commercial",
+	"apache":     "Apache-2.0",
+	"mit":        "MIT",
+	"mpl":        "MPL-2.0",
 }
 
 // licenseData specifies the data used to fill out a license template.
@@ -101,6 +89,14 @@ func executeTemplate(t *template.Template, d licenseData, top, mid, bot string)
 	return out.Bytes(), nil
 }
 
+const tmplCommercial = `Copyright {{.Holder}} {{ if .Year }} 2023-{{.Year}}{{ end }}
+
+You can not use the contents of the file in any way without
+AVROID, Ltd. written permission.
+
+To obtain such a permit, you should contact AVROID, Ltd.
+at https://avroid.ru`
+
 const tmplApache = `Copyright{{ if .Year }} {{.Year}}{{ end }} {{.Holder}}
 
 Licensed under the Apache License, Version 2.0 (the "License");