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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 fileserver
import (
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
)
// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
// file_server [<matcher>] [browse] {
// hide <files...>
// index <files...>
// browse [<template_file>]
// root <path>
// }
//
// If browse is given on the first line, it can't be used in the block also.
// The default root is the one given by the root directive.
func (fsrv *FileServer) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
for d.Next() {
args := d.RemainingArgs()
switch len(args) {
case 0:
case 1:
if args[0] != "browse" {
return d.ArgErr()
}
fsrv.Browse = new(Browse)
default:
return d.ArgErr()
}
for d.NextBlock() {
switch d.Val() {
case "hide":
fsrv.Hide = d.RemainingArgs()
if len(fsrv.Hide) == 0 {
return d.ArgErr()
}
case "index":
fsrv.IndexNames = d.RemainingArgs()
if len(fsrv.Hide) == 0 {
return d.ArgErr()
}
case "root":
if !d.Args(&fsrv.Root) {
return d.ArgErr()
}
case "browse":
if fsrv.Browse != nil {
return d.Err("browsing is already configured")
}
fsrv.Browse = new(Browse)
d.Args(&fsrv.Browse.TemplateFile)
default:
return d.Errf("unknown subdirective '%s'", d.Val())
}
}
}
// if no root was configured explicitly, use site root
if fsrv.Root == "" {
fsrv.Root = "{http.var.root}"
}
return nil
}
// Bucket returns the HTTP Caddyfile handler bucket number.
func (fsrv FileServer) Bucket() int { return 7 }
// Interface guard
var _ httpcaddyfile.HandlerDirective = (*FileServer)(nil)
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