/*
* Symphony - A modern community (forum/SNS/blog) platform written in Java.
* Copyright (C) 2012-2017, b3log.org & hacpai.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.b3log.symphony.service;
import org.b3log.latke.Keys;
import org.b3log.latke.ioc.inject.Inject;
import org.b3log.latke.logging.Level;
import org.b3log.latke.logging.Logger;
import org.b3log.latke.repository.*;
import org.b3log.latke.repository.annotation.Transactional;
import org.b3log.latke.service.ServiceException;
import org.b3log.latke.service.annotation.Service;
import org.b3log.symphony.cache.DomainCache;
import org.b3log.symphony.model.Domain;
import org.b3log.symphony.model.Option;
import org.b3log.symphony.model.Tag;
import org.b3log.symphony.repository.DomainRepository;
import org.b3log.symphony.repository.DomainTagRepository;
import org.b3log.symphony.repository.OptionRepository;
import org.json.JSONArray;
import org.json.JSONObject;
/**
* Domain management service.
*
* @author <a href="http://88250.b3log.org">Liang Ding</a>
* @version 1.0.3.2, Jul 29, 2016
* @since 1.4.0
*/
@Service
public class DomainMgmtService {
/**
* Logger.
*/
private static final Logger LOGGER = Logger.getLogger(DomainMgmtService.class.getName());
/**
* Domain repository.
*/
@Inject
private DomainRepository domainRepository;
/**
* Domain tag repository.
*/
@Inject
private DomainTagRepository domainTagRepository;
/**
* Option repository.
*/
@Inject
private OptionRepository optionRepository;
/**
* Domain cache.
*/
@Inject
private DomainCache domainCache;
/**
* Removes a domain-tag relation.
*
* @param domainId the specified domain id
* @param tagId the specified tag id
* @throws ServiceException service exception
*/
@Transactional
public void removeDomainTag(final String domainId, final String tagId) throws ServiceException {
try {
final JSONObject domain = domainRepository.get(domainId);
domain.put(Domain.DOMAIN_TAG_COUNT, domain.optInt(Domain.DOMAIN_TAG_COUNT) - 1);
domainRepository.update(domainId, domain);
final Query query = new Query().setFilter(
CompositeFilterOperator.and(
new PropertyFilter(Domain.DOMAIN + "_" + Keys.OBJECT_ID, FilterOperator.EQUAL, domainId),
new PropertyFilter(Tag.TAG + "_" + Keys.OBJECT_ID, FilterOperator.EQUAL, tagId)));
final JSONArray relations = domainTagRepository.get(query).optJSONArray(Keys.RESULTS);
if (relations.length() < 1) {
return;
}
final JSONObject relation = relations.optJSONObject(0);
domainTagRepository.remove(relation.optString(Keys.OBJECT_ID));
// Refresh cache
domainCache.loadDomains();
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Adds a domain-tag relation failed", e);
throw new ServiceException(e);
}
}
/**
* Adds a domain-tag relation.
*
* @param domainTag the specified domain-tag relation
* @throws ServiceException service exception
*/
@Transactional
public void addDomainTag(final JSONObject domainTag) throws ServiceException {
try {
final String domainId = domainTag.optString(Domain.DOMAIN + "_" + Keys.OBJECT_ID);
final JSONObject domain = domainRepository.get(domainId);
domain.put(Domain.DOMAIN_TAG_COUNT, domain.optInt(Domain.DOMAIN_TAG_COUNT) + 1);
domainRepository.update(domainId, domain);
domainTagRepository.add(domainTag);
// Refresh cache
domainCache.loadDomains();
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Adds a domain-tag relation failed", e);
throw new ServiceException(e);
}
}
/**
* Adds a domain relation.
*
* @param domain the specified domain relation
* @return domain id
* @throws ServiceException service exception
*/
@Transactional
public String addDomain(final JSONObject domain) throws ServiceException {
try {
final JSONObject record = new JSONObject();
record.put(Domain.DOMAIN_CSS, domain.optString(Domain.DOMAIN_CSS));
record.put(Domain.DOMAIN_DESCRIPTION, domain.optString(Domain.DOMAIN_DESCRIPTION));
record.put(Domain.DOMAIN_ICON_PATH, domain.optString(Domain.DOMAIN_ICON_PATH));
record.put(Domain.DOMAIN_SEO_DESC, domain.optString(Domain.DOMAIN_SEO_DESC));
record.put(Domain.DOMAIN_SEO_KEYWORDS, domain.optString(Domain.DOMAIN_SEO_KEYWORDS));
record.put(Domain.DOMAIN_SEO_TITLE, domain.optString(Domain.DOMAIN_SEO_TITLE));
record.put(Domain.DOMAIN_STATUS, domain.optInt(Domain.DOMAIN_STATUS));
record.put(Domain.DOMAIN_TITLE, domain.optString(Domain.DOMAIN_TITLE));
record.put(Domain.DOMAIN_URI, domain.optString(Domain.DOMAIN_URI));
record.put(Domain.DOMAIN_TAG_COUNT, 0);
record.put(Domain.DOMAIN_TYPE, "");
record.put(Domain.DOMAIN_SORT, 10);
final JSONObject domainCntOption = optionRepository.get(Option.ID_C_STATISTIC_DOMAIN_COUNT);
final int domainCnt = domainCntOption.optInt(Option.OPTION_VALUE);
domainCntOption.put(Option.OPTION_VALUE, domainCnt + 1);
optionRepository.update(Option.ID_C_STATISTIC_DOMAIN_COUNT, domainCntOption);
final String ret = domainRepository.add(record);
// Refresh cache
domainCache.loadDomains();
return ret;
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Adds a domain failed", e);
throw new ServiceException(e);
}
}
/**
* Updates the specified domain by the given domain id.
*
* @param domainId the given domain id
* @param domain the specified domain
* @throws ServiceException service exception
*/
@Transactional
public void updateDomain(final String domainId, final JSONObject domain) throws ServiceException {
try {
domainRepository.update(domainId, domain);
// Refresh cache
domainCache.loadDomains();
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Updates a domain [id=" + domainId + "] failed", e);
throw new ServiceException(e);
}
}
/**
* Removes the specified domain by the given domain id.
*
* @param domainId the given domain id
* @throws ServiceException service exception
*/
@Transactional
public void removeDomain(final String domainId) throws ServiceException {
try {
domainTagRepository.removeByDomainId(domainId);
domainRepository.remove(domainId);
final JSONObject domainCntOption = optionRepository.get(Option.ID_C_STATISTIC_DOMAIN_COUNT);
final int domainCnt = domainCntOption.optInt(Option.OPTION_VALUE);
domainCntOption.put(Option.OPTION_VALUE, domainCnt - 1);
optionRepository.update(Option.ID_C_STATISTIC_DOMAIN_COUNT, domainCntOption);
// Refresh cache
domainCache.loadDomains();
} catch (final RepositoryException e) {
LOGGER.log(Level.ERROR, "Updates a domain [id=" + domainId + "] failed", e);
throw new ServiceException(e);
}
}
}