/*
* 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.processor;
import org.b3log.latke.Keys;
import org.b3log.latke.Latkes;
import org.b3log.latke.ioc.inject.Inject;
import org.b3log.latke.model.Pagination;
import org.b3log.latke.servlet.HTTPRequestContext;
import org.b3log.latke.servlet.HTTPRequestMethod;
import org.b3log.latke.servlet.annotation.After;
import org.b3log.latke.servlet.annotation.Before;
import org.b3log.latke.servlet.annotation.RequestProcessing;
import org.b3log.latke.servlet.annotation.RequestProcessor;
import org.b3log.latke.servlet.renderer.freemarker.AbstractFreeMarkerRenderer;
import org.b3log.latke.util.Strings;
import org.b3log.symphony.cache.DomainCache;
import org.b3log.symphony.model.*;
import org.b3log.symphony.processor.advice.AnonymousViewCheck;
import org.b3log.symphony.processor.advice.PermissionGrant;
import org.b3log.symphony.processor.advice.stopwatch.StopwatchEndAdvice;
import org.b3log.symphony.processor.advice.stopwatch.StopwatchStartAdvice;
import org.b3log.symphony.service.*;
import org.b3log.symphony.util.Symphonys;
import org.json.JSONObject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.List;
import java.util.Map;
/**
* Domain processor.
* <p>
* <ul>
* <li>Shows domains (/domains), GET</li>
* <li>Shows domain article (/{domainURI}), GET</li>
* </ul>
* </p>
*
* @author <a href="http://88250.b3log.org">Liang Ding</a>
* @version 1.1.0.8, Dec 24, 2016
* @since 1.4.0
*/
@RequestProcessor
public class DomainProcessor {
/**
* Article query service.
*/
@Inject
private ArticleQueryService articleQueryService;
/**
* Domain query service.
*/
@Inject
private DomainQueryService domainQueryService;
/**
* Option query service.
*/
@Inject
private OptionQueryService optionQueryService;
/**
* User query service.
*/
@Inject
private UserQueryService userQueryService;
/**
* Data model service.
*/
@Inject
private DataModelService dataModelService;
/**
* Domain cache.
*/
@Inject
private DomainCache domainCache;
/**
* Caches domains.
*
* @param request the specified HTTP servlet request
* @param response the specified HTTP servlet response
* @param context the specified HTTP request context
* @throws Exception exception
*/
@RequestProcessing(value = "/cron/domain/cache-domains", method = HTTPRequestMethod.GET)
@Before(adviceClass = StopwatchStartAdvice.class)
@After(adviceClass = StopwatchEndAdvice.class)
public void cacheDomains(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context)
throws Exception {
final String key = Symphonys.get("keyOfSymphony");
if (!key.equals(request.getParameter("key"))) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
domainCache.loadDomains();
context.renderJSON().renderTrueResult();
}
/**
* Shows domain articles.
*
* @param context the specified context
* @param request the specified request
* @param response the specified response
* @param domainURI the specified domain URI
* @throws Exception exception
*/
@RequestProcessing(value = "/domain/{domainURI}", method = HTTPRequestMethod.GET)
@Before(adviceClass = {StopwatchStartAdvice.class, AnonymousViewCheck.class})
@After(adviceClass = {PermissionGrant.class, StopwatchEndAdvice.class})
public void showDomainArticles(final HTTPRequestContext context, final HttpServletRequest request, final HttpServletResponse response,
final String domainURI)
throws Exception {
final AbstractFreeMarkerRenderer renderer = new SkinRenderer(request);
context.setRenderer(renderer);
renderer.setTemplateName("domain-articles.ftl");
final Map<String, Object> dataModel = renderer.getDataModel();
String pageNumStr = request.getParameter("p");
if (Strings.isEmptyOrNull(pageNumStr) || !Strings.isNumeric(pageNumStr)) {
pageNumStr = "1";
}
final int pageNum = Integer.valueOf(pageNumStr);
int pageSize = Symphonys.getInt("indexArticlesCnt");
final JSONObject user = userQueryService.getCurrentUser(request);
if (null != user) {
pageSize = user.optInt(UserExt.USER_LIST_PAGE_SIZE);
if (!UserExt.finshedGuide(user)) {
response.sendRedirect(Latkes.getServePath() + "/guide");
return;
}
}
final JSONObject domain = domainQueryService.getByURI(domainURI);
if (null == domain) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return;
}
final List<JSONObject> tags = domainQueryService.getTags(domain.optString(Keys.OBJECT_ID));
domain.put(Domain.DOMAIN_T_TAGS, (Object) tags);
dataModel.put(Domain.DOMAIN, domain);
dataModel.put(Common.SELECTED, domain.optString(Domain.DOMAIN_URI));
final String domainId = domain.optString(Keys.OBJECT_ID);
final int avatarViewMode = (int) request.getAttribute(UserExt.USER_AVATAR_VIEW_MODE);
final JSONObject result = articleQueryService.getDomainArticles(avatarViewMode, domainId, pageNum, pageSize);
final List<JSONObject> latestArticles = (List<JSONObject>) result.opt(Article.ARTICLES);
dataModel.put(Common.LATEST_ARTICLES, latestArticles);
final JSONObject pagination = result.optJSONObject(Pagination.PAGINATION);
final int pageCount = pagination.optInt(Pagination.PAGINATION_PAGE_COUNT);
final List<Integer> pageNums = (List<Integer>) pagination.opt(Pagination.PAGINATION_PAGE_NUMS);
if (!pageNums.isEmpty()) {
dataModel.put(Pagination.PAGINATION_FIRST_PAGE_NUM, pageNums.get(0));
dataModel.put(Pagination.PAGINATION_LAST_PAGE_NUM, pageNums.get(pageNums.size() - 1));
}
dataModel.put(Pagination.PAGINATION_CURRENT_PAGE_NUM, pageNum);
dataModel.put(Pagination.PAGINATION_PAGE_COUNT, pageCount);
dataModel.put(Pagination.PAGINATION_PAGE_NUMS, pageNums);
dataModelService.fillHeaderAndFooter(request, response, dataModel);
dataModelService.fillRandomArticles(avatarViewMode, dataModel);
dataModelService.fillSideHotArticles(avatarViewMode, dataModel);
dataModelService.fillSideTags(dataModel);
dataModelService.fillLatestCmts(dataModel);
}
/**
* Shows domains.
*
* @param context the specified context
* @param request the specified request
* @param response the specified response
* @throws Exception exception
*/
@RequestProcessing(value = "/domains", method = HTTPRequestMethod.GET)
@Before(adviceClass = {StopwatchStartAdvice.class, AnonymousViewCheck.class})
@After(adviceClass = {PermissionGrant.class, StopwatchEndAdvice.class})
public void showDomains(final HTTPRequestContext context, final HttpServletRequest request, final HttpServletResponse response)
throws Exception {
final AbstractFreeMarkerRenderer renderer = new SkinRenderer(request);
context.setRenderer(renderer);
renderer.setTemplateName("domains.ftl");
final Map<String, Object> dataModel = renderer.getDataModel();
final JSONObject statistic = optionQueryService.getStatistic();
final int tagCnt = statistic.optInt(Option.ID_C_STATISTIC_TAG_COUNT);
dataModel.put(Tag.TAG_T_COUNT, tagCnt);
final int domainCnt = statistic.optInt(Option.ID_C_STATISTIC_DOMAIN_COUNT);
dataModel.put(Domain.DOMAIN_T_COUNT, domainCnt);
dataModelService.fillHeaderAndFooter(request, response, dataModel);
}
}