/**
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* Copyright © 2015-2020 <a href="http://www.jeeplus.org/">JeePlus</a> All rights reserved.
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*/
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package com.jeeplus.common.security.shiro.session;
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import java.io.Serializable;
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import java.util.Collection;
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import java.util.Set;
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import javax.servlet.http.HttpServletRequest;
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import org.apache.shiro.session.Session;
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import org.apache.shiro.session.UnknownSessionException;
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import org.apache.shiro.session.mgt.eis.EnterpriseCacheSessionDAO;
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import org.apache.shiro.subject.PrincipalCollection;
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import org.apache.shiro.subject.support.DefaultSubjectContext;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.google.common.collect.Sets;
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import com.jeeplus.common.config.Global;
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import com.jeeplus.common.utils.DateUtils;
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import com.jeeplus.common.utils.StringUtils;
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import com.jeeplus.common.web.Servlets;
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/**
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* 系统安全认证实现类
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* @author jeeplus
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* @version 2014-7-24
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*/
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public class CacheSessionDAO extends EnterpriseCacheSessionDAO implements SessionDAO {
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private Logger logger = LoggerFactory.getLogger(getClass());
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public CacheSessionDAO() {
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super();
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}
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@Override
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protected void doUpdate(Session session) {
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if (session == null || session.getId() == null) {
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return;
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}
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HttpServletRequest request = Servlets.getRequest();
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if (request != null){
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String uri = request.getServletPath();
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// 如果是静态文件，则不更新SESSION
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if (Servlets.isStaticFile(uri)){
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return;
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}
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// 如果是视图文件，则不更新SESSION
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if (StringUtils.startsWith(uri, Global.getConfig("web.view.prefix"))
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&& StringUtils.endsWith(uri, Global.getConfig("web.view.suffix"))){
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return;
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}
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// 手动控制不更新SESSION
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String updateSession = request.getParameter("updateSession");
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if (Global.FALSE.equals(updateSession) || Global.NO.equals(updateSession)){
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return;
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}
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}
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super.doUpdate(session);
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logger.debug("update {} {}", session.getId(), request != null ? request.getRequestURI() : "");
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}
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@Override
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protected void doDelete(Session session) {
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if (session == null || session.getId() == null) {
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return;
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}
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super.doDelete(session);
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logger.debug("delete {} ", session.getId());
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}
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@Override
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protected Serializable doCreate(Session session) {
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HttpServletRequest request = Servlets.getRequest();
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if (request != null){
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String uri = request.getServletPath();
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// 如果是静态文件，则不创建SESSION
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if (Servlets.isStaticFile(uri)){
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return null;
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}
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}
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super.doCreate(session);
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logger.debug("doCreate {} {}", session, request != null ? request.getRequestURI() : "");
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return session.getId();
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}
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@Override
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protected Session doReadSession(Serializable sessionId) {
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return super.doReadSession(sessionId);
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}
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@Override
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public Session readSession(Serializable sessionId) throws UnknownSessionException {
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try{
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Session s = null;
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HttpServletRequest request = Servlets.getRequest();
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if (request != null){
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String uri = request.getServletPath();
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// 如果是静态文件，则不获取SESSION
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if (Servlets.isStaticFile(uri)){
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return null;
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}
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s = (Session)request.getAttribute("session_"+sessionId);
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}
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if (s != null){
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return s;
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}
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Session session = super.readSession(sessionId);
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logger.debug("readSession {} {}", sessionId, request != null ? request.getRequestURI() : "");
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if (request != null && session != null){
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request.setAttribute("session_"+sessionId, session);
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}
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return session;
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}catch (UnknownSessionException e) {
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return null;
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}
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}
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/**
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* 获取活动会话
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* @param includeLeave 是否包括离线（最后访问时间大于3分钟为离线会话）
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* @return
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*/
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@Override
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public Collection<Session> getActiveSessions(boolean includeLeave) {
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return getActiveSessions(includeLeave, null, null);
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}
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/**
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* 获取活动会话
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* @param includeLeave 是否包括离线（最后访问时间大于3分钟为离线会话）
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* @param principal 根据登录者对象获取活动会话
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* @param filterSession 不为空，则过滤掉（不包含）这个会话。
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* @return
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*/
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@Override
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public Collection<Session> getActiveSessions(boolean includeLeave, Object principal, Session filterSession) {
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// 如果包括离线，并无登录者条件。
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if (includeLeave && principal == null){
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return getActiveSessions();
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}
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Set<Session> sessions = Sets.newHashSet();
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for (Session session : getActiveSessions()){
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boolean isActiveSession = false;
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// 不包括离线并符合最后访问时间小于等于3分钟条件。
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if (includeLeave || DateUtils.pastMinutes(session.getLastAccessTime()) <= 3){
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isActiveSession = true;
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}
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// 符合登陆者条件。
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if (principal != null){
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PrincipalCollection pc = (PrincipalCollection)session.getAttribute(DefaultSubjectContext.PRINCIPALS_SESSION_KEY);
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if (principal.toString().equals(pc != null ? pc.getPrimaryPrincipal().toString() : StringUtils.EMPTY)){
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isActiveSession = true;
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}
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}
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// 过滤掉的SESSION
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if (filterSession != null && filterSession.getId().equals(session.getId())){
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isActiveSession = false;
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}
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if (isActiveSession){
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sessions.add(session);
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}
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}
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return sessions;
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}
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}
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