123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152 |
- // Copyright 2022 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- package i18n
-
- import (
- "fmt"
-
- "code.gitea.io/gitea/modules/log"
- "code.gitea.io/gitea/modules/setting"
- )
-
- // This file implements the static LocaleStore that will not watch for changes
-
- type locale struct {
- store *localeStore
- langName string
- idxToMsgMap map[int]string // the map idx is generated by store's trKeyToIdxMap
- }
-
- type localeStore struct {
- // After initializing has finished, these fields are read-only.
- langNames []string
- langDescs []string
-
- localeMap map[string]*locale
- trKeyToIdxMap map[string]int
-
- defaultLang string
- }
-
- // NewLocaleStore creates a static locale store
- func NewLocaleStore() LocaleStore {
- return &localeStore{localeMap: make(map[string]*locale), trKeyToIdxMap: make(map[string]int)}
- }
-
- // AddLocaleByIni adds locale by ini into the store
- func (store *localeStore) AddLocaleByIni(langName, langDesc string, source, moreSource []byte) error {
- if _, ok := store.localeMap[langName]; ok {
- return ErrLocaleAlreadyExist
- }
-
- store.langNames = append(store.langNames, langName)
- store.langDescs = append(store.langDescs, langDesc)
-
- l := &locale{store: store, langName: langName, idxToMsgMap: make(map[int]string)}
- store.localeMap[l.langName] = l
-
- iniFile, err := setting.NewConfigProviderForLocale(source, moreSource)
- if err != nil {
- return fmt.Errorf("unable to load ini: %w", err)
- }
-
- for _, section := range iniFile.Sections() {
- for _, key := range section.Keys() {
- var trKey string
- if section.Name() == "" || section.Name() == "DEFAULT" {
- trKey = key.Name()
- } else {
- trKey = section.Name() + "." + key.Name()
- }
- idx, ok := store.trKeyToIdxMap[trKey]
- if !ok {
- idx = len(store.trKeyToIdxMap)
- store.trKeyToIdxMap[trKey] = idx
- }
- l.idxToMsgMap[idx] = key.Value()
- }
- }
-
- return nil
- }
-
- func (store *localeStore) HasLang(langName string) bool {
- _, ok := store.localeMap[langName]
- return ok
- }
-
- func (store *localeStore) ListLangNameDesc() (names, desc []string) {
- return store.langNames, store.langDescs
- }
-
- // SetDefaultLang sets default language as a fallback
- func (store *localeStore) SetDefaultLang(lang string) {
- store.defaultLang = lang
- }
-
- // Tr translates content to target language. fall back to default language.
- func (store *localeStore) Tr(lang, trKey string, trArgs ...any) string {
- l, _ := store.Locale(lang)
-
- return l.Tr(trKey, trArgs...)
- }
-
- // Has returns whether the given language has a translation for the provided key
- func (store *localeStore) Has(lang, trKey string) bool {
- l, _ := store.Locale(lang)
-
- return l.Has(trKey)
- }
-
- // Locale returns the locale for the lang or the default language
- func (store *localeStore) Locale(lang string) (Locale, bool) {
- l, found := store.localeMap[lang]
- if !found {
- var ok bool
- l, ok = store.localeMap[store.defaultLang]
- if !ok {
- // no default - return an empty locale
- l = &locale{store: store, idxToMsgMap: make(map[int]string)}
- }
- }
- return l, found
- }
-
- // Close implements io.Closer
- func (store *localeStore) Close() error {
- return nil
- }
-
- // Tr translates content to locale language. fall back to default language.
- func (l *locale) Tr(trKey string, trArgs ...any) string {
- format := trKey
-
- idx, ok := l.store.trKeyToIdxMap[trKey]
- if ok {
- if msg, ok := l.idxToMsgMap[idx]; ok {
- format = msg // use the found translation
- } else if def, ok := l.store.localeMap[l.store.defaultLang]; ok {
- // try to use default locale's translation
- if msg, ok := def.idxToMsgMap[idx]; ok {
- format = msg
- }
- }
- }
-
- msg, err := Format(format, trArgs...)
- if err != nil {
- log.Error("Error whilst formatting %q in %s: %v", trKey, l.langName, err)
- }
- return msg
- }
-
- // Has returns whether a key is present in this locale or not
- func (l *locale) Has(trKey string) bool {
- idx, ok := l.store.trKeyToIdxMap[trKey]
- if !ok {
- return false
- }
- _, ok = l.idxToMsgMap[idx]
- return ok
- }
|