hugo/resources/page/pagemeta/pagemeta.go

111 lines
2.8 KiB
Go

// Copyright 2019 The Hugo Authors. All rights reserved.
//
// 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 pagemeta
import (
"github.com/mitchellh/mapstructure"
)
type URLPath struct {
URL string
Permalink string
Slug string
Section string
}
const (
Never = "never"
Always = "always"
ListLocally = "local"
Link = "link"
)
var defaultBuildConfig = BuildConfig{
List: Always,
Render: Always,
PublishResources: true,
set: true,
}
// BuildConfig holds configuration options about how to handle a Page in Hugo's
// build process.
type BuildConfig struct {
// Whether to add it to any of the page collections.
// Note that the page can always be found with .Site.GetPage.
// Valid values: never, always, local.
// Setting it to 'local' means they will be available via the local
// page collections, e.g. $section.Pages.
// Note: before 0.57.2 this was a bool, so we accept those too.
List string
// Whether to render it.
// Valid values: never, always, link.
// The value link means it will not be rendered, but it will get a RelPermalink/Permalink.
// Note that before 0.76.0 this was a bool, so we accept those too.
Render string
// Whether to publish its resources. These will still be published on demand,
// but enabling this can be useful if the originals (e.g. images) are
// never used.
PublishResources bool
set bool // BuildCfg is non-zero if this is set to true.
}
// Disable sets all options to their off value.
func (b *BuildConfig) Disable() {
b.List = Never
b.Render = Never
b.PublishResources = false
b.set = true
}
func (b BuildConfig) IsZero() bool {
return !b.set
}
func DecodeBuildConfig(m interface{}) (BuildConfig, error) {
b := defaultBuildConfig
if m == nil {
return b, nil
}
err := mapstructure.WeakDecode(m, &b)
// In 0.67.1 we changed the list attribute from a bool to a string (enum).
// Bool values will become 0 or 1.
switch b.List {
case "0":
b.List = Never
case "1":
b.List = Always
case Always, Never, ListLocally:
default:
b.List = Always
}
// In 0.76.0 we changed the Render from bool to a string.
switch b.Render {
case "0":
b.Render = Never
case "1":
b.Render = Always
case Always, Never, Link:
default:
b.Render = Always
}
return b, err
}