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path: root/modules/caddyhttp/templates/caddyfile.go
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// 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 templates

import (
	"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
)

func init() {
	httpcaddyfile.RegisterHandlerDirective("templates", parseCaddyfile)
}

// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
//     templates [<matcher>] {
//         mime <types...>
//         between <open_delim> <close_delim>
//         root <path>
//     }
//
func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
	t := new(Templates)
	for h.Next() {
		for h.NextBlock() {
			switch h.Val() {
			case "mime":
				t.MIMETypes = h.RemainingArgs()
				if len(t.MIMETypes) == 0 {
					return nil, h.ArgErr()
				}
			case "between":
				t.Delimiters = h.RemainingArgs()
				if len(t.Delimiters) != 2 {
					return nil, h.ArgErr()
				}
			case "root":
				if !h.Args(&t.IncludeRoot) {
					return nil, h.ArgErr()
				}
			}
		}
	}
	return t, nil
}