From 8e821b5039bd6983814a6b1d11894a649c44f74a Mon Sep 17 00:00:00 2001
From: Matthew Holt <mholt@users.noreply.github.com>
Date: Mon, 2 Sep 2019 12:21:41 -0600
Subject: caddyconfig: Add JSON5 and JSON-C adapters (closes #2735)

---
 caddyconfig/json5/json5.go | 43 ++++++++++++++++++++++++++++++++++++++++
 caddyconfig/jsonc/jsonc.go | 49 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 92 insertions(+)
 create mode 100644 caddyconfig/json5/json5.go
 create mode 100644 caddyconfig/jsonc/jsonc.go

(limited to 'caddyconfig')

diff --git a/caddyconfig/json5/json5.go b/caddyconfig/json5/json5.go
new file mode 100644
index 0000000..2c86301
--- /dev/null
+++ b/caddyconfig/json5/json5.go
@@ -0,0 +1,43 @@
+// Copyright 2015 Matthew Holt and The Caddy Authors
+//
+// 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 json5adapter
+
+import (
+	"encoding/json"
+
+	"github.com/caddyserver/caddy/v2/caddyconfig"
+	"github.com/ilibs/json5"
+)
+
+func init() {
+	caddyconfig.RegisterAdapter("json5", Adapter{})
+}
+
+// Adapter adapts JSON5 to Caddy JSON.
+type Adapter struct{}
+
+// Adapt converts the JSON5 config in body to Caddy JSON.
+func (a Adapter) Adapt(body []byte, options map[string]interface{}) (result []byte, warnings []caddyconfig.Warning, err error) {
+	var decoded interface{}
+	err = json5.Unmarshal(body, &decoded)
+	if err != nil {
+		return
+	}
+	result, err = json.Marshal(decoded)
+	return
+}
+
+// Interface guard
+var _ caddyconfig.Adapter = (*Adapter)(nil)
diff --git a/caddyconfig/jsonc/jsonc.go b/caddyconfig/jsonc/jsonc.go
new file mode 100644
index 0000000..4f72c05
--- /dev/null
+++ b/caddyconfig/jsonc/jsonc.go
@@ -0,0 +1,49 @@
+// Copyright 2015 Matthew Holt and The Caddy Authors
+//
+// 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 jsoncadapter
+
+import (
+	"encoding/json"
+
+	"github.com/caddyserver/caddy/v2/caddyconfig"
+	"github.com/muhammadmuzzammil1998/jsonc"
+)
+
+func init() {
+	caddyconfig.RegisterAdapter("jsonc", Adapter{})
+}
+
+// Adapter adapts JSON-C to Caddy JSON.
+type Adapter struct{}
+
+// Adapt converts the JSON-C config in body to Caddy JSON.
+func (a Adapter) Adapt(body []byte, options map[string]interface{}) (result []byte, warnings []caddyconfig.Warning, err error) {
+	result = jsonc.ToJSON(body)
+
+	// any errors in the JSON will be
+	// reported during config load, but
+	// we can at least warn here that
+	// it is not valid JSON
+	if !json.Valid(result) {
+		warnings = append(warnings, caddyconfig.Warning{
+			Message: "Resulting JSON is invalid.",
+		})
+	}
+
+	return
+}
+
+// Interface guard
+var _ caddyconfig.Adapter = (*Adapter)(nil)
-- 
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