001/*
002 * (C) Copyright 2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Sun Seng David TAN <stan@nuxeo.com>
018 */
019package org.nuxeo.ecm.user.center.profile.localeProvider;
020
021import java.util.Locale;
022import java.util.TimeZone;
023
024import org.apache.commons.lang.LocaleUtils;
025import org.apache.commons.logging.Log;
026import org.apache.commons.logging.LogFactory;
027import org.nuxeo.ecm.core.api.CoreSession;
028import org.nuxeo.ecm.core.api.DocumentModel;
029import org.nuxeo.ecm.platform.web.common.locale.LocaleProvider;
030import org.nuxeo.ecm.user.center.profile.UserProfileConstants;
031import org.nuxeo.ecm.user.center.profile.UserProfileService;
032import org.nuxeo.runtime.api.Framework;
033
034/**
035 * Provides user local stored in profile doc model
036 *
037 * @since 5.6
038 */
039public class UserLocaleProvider implements LocaleProvider {
040    public static final Log log = LogFactory.getLog(UserLocaleProvider.class);
041
042    @Override
043    public Locale getLocale(CoreSession repo) {
044        UserProfileService userProfileService = Framework.getLocalService(UserProfileService.class);
045        DocumentModel userProfileDoc = userProfileService.getUserProfileDocument(repo);
046        return getLocale(userProfileDoc);
047    }
048
049    @Override
050    public Locale getLocale(DocumentModel userProfileDoc) {
051        if (userProfileDoc == null) {
052            return null;
053        }
054
055        String locale = (String) userProfileDoc.getPropertyValue(UserProfileConstants.USER_PROFILE_LOCALE);
056        if (locale == null || locale.trim().length() == 0) {
057            // undefined if not set
058            return null;
059        }
060        try {
061            return LocaleUtils.toLocale(locale);
062        } catch (IllegalArgumentException e) {
063            log.error("Locale parse exception:  \"" + locale + "\"", e);
064        }
065        return null;
066    }
067
068    @Override
069    public TimeZone getTimeZone(CoreSession repo) {
070        // the timezone is not retrieved from the user profile (cookie and Seam
071        // TimezoneSelector)
072        return null;
073    }
074
075}