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package hugolib
import (
"sync"
"sort"
"strings"
"github.com/spf13/cast"
"github.com/spf13/viper"
)
type Language struct {
Lang string
Title string
Weight int
params map[string]interface{}
paramsInit sync.Once
}
func NewLanguage(lang string) *Language {
return &Language{Lang: lang, params: make(map[string]interface{})}
}
// TODO(bep) multilingo
func newDefaultLanguage() *Language {
return NewLanguage("en")
}
type Languages []*Language
func NewLanguages(l ...*Language) Languages {
languages := make(Languages, len(l))
for i := 0; i < len(l); i++ {
languages[i] = l[i]
}
sort.Sort(languages)
return languages
}
func (l Languages) Len() int { return len(l) }
func (l Languages) Less(i, j int) bool { return l[i].Weight < l[j].Weight }
func (l Languages) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
type Multilingual struct {
Languages Languages
DefaultLang *Language
langMap map[string]*Language
langMapInit sync.Once
}
func (ml *Multilingual) Language(lang string) *Language {
ml.langMapInit.Do(func() {
ml.langMap = make(map[string]*Language)
for _, l := range ml.Languages {
ml.langMap[l.Lang] = l
}
})
return ml.langMap[lang]
}
func (ml *Multilingual) enabled() bool {
return len(ml.Languages) > 1
}
func (l *Language) Params() map[string]interface{} {
l.paramsInit.Do(func() {
// Merge with global config.
// TODO(bep) consider making this part of a constructor func.
globalParams := viper.GetStringMap("Params")
for k, v := range globalParams {
if _, ok := l.params[k]; !ok {
l.params[k] = v
}
}
})
return l.params
}
func (l *Language) SetParam(k string, v interface{}) {
l.params[k] = v
}
func (l *Language) GetString(key string) string { return cast.ToString(l.Get(key)) }
func (ml *Language) GetStringMap(key string) map[string]interface{} {
return cast.ToStringMap(ml.Get(key))
}
func (l *Language) GetStringMapString(key string) map[string]string {
return cast.ToStringMapString(l.Get(key))
}
func (l *Language) Get(key string) interface{} {
key = strings.ToLower(key)
if v, ok := l.params[key]; ok {
return v
}
return viper.Get(key)
}
func (s *Site) multilingualEnabled() bool {
return s.Multilingual != nil && s.Multilingual.enabled()
}
// TODO(bep) multilingo remove these
func (s *Site) currentLanguageString() string {
return s.currentLanguage().Lang
}
func (s *Site) currentLanguage() *Language {
return s.Language
}
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