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lang_map.go
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/
lang_map.go
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package locale
import (
"fmt"
"io/ioutil"
"strings"
)
var languageMap = make(map[string]*po, 20)
func loadLanguages() {
files, err := ioutil.ReadDir("./data/locales")
if err != nil {
fmt.Println("loadLanguages", err)
return
}
for _, file := range files {
if file.Name() == "templates.pot" || file.Name() == "." || file.Name() == ".." {
continue
}
p, err := parseFile("./data/locales/" + file.Name())
if err != nil {
fmt.Println(file.Name(), ":", err)
continue
}
if p == nil {
fmt.Println(file.Name(), ":", "p is nil")
}
langName := strings.TrimPrefix(strings.TrimSuffix(file.Name(), ".po"), "templates-")
languageMap[langName] = p
}
}
func init() {
loadLanguages()
}
// Get retrieves a string from a language
func Get(langs []string, str string, vars ...interface{}) string {
for _, lang := range langs {
l := languageMap[lang]
if l == nil {
continue
}
if el := l.Translations[str]; el != "" {
if len(vars) > 0 {
return fmt.Sprintf(el, vars...)
}
return el
}
}
if len(vars) > 0 {
return fmt.Sprintf(str, vars...)
}
return str
}