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improve locale helper

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This commit is contained in:
Michael Gerber
2015-02-23 22:19:22 +01:00
parent 148158ba04
commit 57a805a7c1
1 changed files with 21 additions and 10 deletions
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31
forms/common-freemarker/src/main/java/org/keycloak/freemarker/LocaleHelper.java
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@@ -9,20 +9,24 @@ import javax.ws.rs.core.UriInfo;
import java.util.*;
/**
* Created by michigerber on 23.02.15.
* @author <a href="mailto:gerbermichi@me.com">Michael Gerber</a>
*/
public class LocaleHelper {
private final static String LOCALE_COOKIE = "KEYCLOAK_LOCALE";
private final static Logger LOGGER = Logger.getLogger(LocaleHelper.class);
private static final String LOCALE_PARAM = "ui_locale";
private final static Logger LOGGER = Logger.getLogger(LocaleHelper.class);
public static Locale getLocale(RealmModel realm, UserModel user, UriInfo uriInfo, HttpHeaders httpHeaders) {
if(!realm.isInternationalizationEnabled()){
return null;
}
//1. Locale cookie
if(httpHeaders != null && httpHeaders.getCookies().containsKey(LOCALE_COOKIE)){
String localeString = httpHeaders.getCookies().get(LOCALE_COOKIE).getValue();
Locale locale = findLocale(localeString, realm.getSupportedLocales());
if(locale != null){
user.setAttribute(UserModel.LOCALE, locale.toLanguageTag());
return locale;
}else{
LOGGER.infof("Locale %s is not supported.", localeString);
@@ -34,6 +38,7 @@ public class LocaleHelper {
String localeString = user.getAttribute(UserModel.LOCALE);
Locale locale = findLocale(localeString, realm.getSupportedLocales());
if(locale != null){
return locale;
}else{
LOGGER.infof("Locale %s is not supported.", localeString);
@@ -52,18 +57,24 @@ public class LocaleHelper {
}
//4. Accept-Language http header
if(httpHeaders !=null && httpHeaders.getLanguage() != null){
String localeString =httpHeaders.getLanguage().toLanguageTag();
Locale locale = findLocale(localeString, realm.getSupportedLocales());
if(locale != null){
return locale;
}else{
LOGGER.infof("Locale %s is not supported.", localeString);
if(httpHeaders !=null && httpHeaders.getAcceptableLanguages() != null && !httpHeaders.getAcceptableLanguages().isEmpty()){
for(Locale l : httpHeaders.getAcceptableLanguages()){
String localeString = l.toLanguageTag();
Locale locale = findLocale(localeString, realm.getSupportedLocales());
if(locale != null){
return locale;
}else{
LOGGER.infof("Locale %s is not supported.", localeString);
}
}
}
//5. Default realm locale
return Locale.forLanguageTag(realm.getDefaultLocale());
if(realm.getDefaultLocale() != null){
return Locale.forLanguageTag(realm.getDefaultLocale());
}
return null;
}
private static Locale findLocale(String localeString, Set<String> supportedLocales) {