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// 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 config
import (
"strings"
"github.com/gohugoio/hugo/common/herrors"
"github.com/mitchellh/mapstructure"
"github.com/spf13/cast"
jww "github.com/spf13/jwalterweatherman"
)
var DefaultBuild = Build{
UseResourceCacheWhen: "fallback",
}
// Build holds some build related condfiguration.
type Build struct {
UseResourceCacheWhen string // never, fallback, always. Default is fallback
}
func (b Build) UseResourceCache(err error) bool {
if b.UseResourceCacheWhen == "never" {
return false
}
if b.UseResourceCacheWhen == "fallback" {
return err == herrors.ErrFeatureNotAvailable
}
return true
}
func DecodeBuild(cfg Provider) Build {
m := cfg.GetStringMap("build")
b := DefaultBuild
if m == nil {
return b
}
err := mapstructure.WeakDecode(m, &b)
if err != nil {
return DefaultBuild
}
b.UseResourceCacheWhen = strings.ToLower(b.UseResourceCacheWhen)
when := b.UseResourceCacheWhen
if when != "never" && when != "always" && when != "fallback" {
b.UseResourceCacheWhen = "fallback"
}
return b
}
// Sitemap configures the sitemap to be generated.
type Sitemap struct {
ChangeFreq string
Priority float64
Filename string
}
func DecodeSitemap(prototype Sitemap, input map[string]interface{}) Sitemap {
for key, value := range input {
switch key {
case "changefreq":
prototype.ChangeFreq = cast.ToString(value)
case "priority":
prototype.Priority = cast.ToFloat64(value)
case "filename":
prototype.Filename = cast.ToString(value)
default:
jww.WARN.Printf("Unknown Sitemap field: %s\n", key)
}
}
return prototype
}
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