hugo/hugolib/multilingual.go
Bjørn Erik Pedersen 40b1b8f703 Fix case issue Viper vs Blackfriday config
There are still work to be done in the case department, but that will have to be another day.

Fixes #2581
See https://github.com/spf13/viper/issues/261
2016-10-16 19:28:21 +02:00

115 lines
2.7 KiB
Go

// Copyright 2016-present 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 hugolib
import (
"sync"
"sort"
"errors"
"fmt"
"github.com/spf13/cast"
"github.com/spf13/hugo/helpers"
)
type Multilingual struct {
Languages helpers.Languages
DefaultLang *helpers.Language
langMap map[string]*helpers.Language
langMapInit sync.Once
}
func (ml *Multilingual) Language(lang string) *helpers.Language {
ml.langMapInit.Do(func() {
ml.langMap = make(map[string]*helpers.Language)
for _, l := range ml.Languages {
ml.langMap[l.Lang] = l
}
})
return ml.langMap[lang]
}
func newMultiLingualFromSites(sites ...*Site) (*Multilingual, error) {
languages := make(helpers.Languages, len(sites))
for i, s := range sites {
if s.Language == nil {
return nil, errors.New("Missing language for site")
}
languages[i] = s.Language
}
return &Multilingual{Languages: languages, DefaultLang: helpers.NewDefaultLanguage()}, nil
}
func newMultiLingualDefaultLanguage() *Multilingual {
return newMultiLingualForLanguage(helpers.NewDefaultLanguage())
}
func newMultiLingualForLanguage(language *helpers.Language) *Multilingual {
languages := helpers.Languages{language}
return &Multilingual{Languages: languages, DefaultLang: language}
}
func (ml *Multilingual) enabled() bool {
return len(ml.Languages) > 1
}
func (s *Site) multilingualEnabled() bool {
if s.owner == nil {
return false
}
return s.owner.multilingual != nil && s.owner.multilingual.enabled()
}
func toSortedLanguages(l map[string]interface{}) (helpers.Languages, error) {
langs := make(helpers.Languages, len(l))
i := 0
for lang, langConf := range l {
langsMap, err := cast.ToStringMapE(langConf)
helpers.ToLowerMap(langsMap)
if err != nil {
return nil, fmt.Errorf("Language config is not a map: %T", langConf)
}
language := helpers.NewLanguage(lang)
for loki, v := range langsMap {
switch loki {
case "title":
language.Title = cast.ToString(v)
case "languagename":
language.LanguageName = cast.ToString(v)
case "weight":
language.Weight = cast.ToInt(v)
}
// Put all into the Params map
language.SetParam(loki, v)
}
langs[i] = language
i++
}
sort.Sort(langs)
return langs, nil
}