<?xml version="1.0" encoding="UTF-8"?>

 <beans xmlns="http://www.springframework.org/schema/beans"

        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

        xmlns:security="http://www.springframework.org/schema/security"

        xsi:schemaLocation="http://www.springframework.org/schema/beans

                 http://www.springframework.org/schema/beans/spring-beans.xsd

                 http://www.springframework.org/schema/security

                 http://www.springframework.org/schema/security/spring-security.xsd

                ">

     <!--认证-->

     <security:authentication-manager>

         <!--数据库认证 user-service-ref配置实现了UserDetailsService接口的bean-->

         <security:authentication-provider user-service-ref="userInfoService">

             <!--加密方式-->

             <!-- 配置加密的方式

                 <security:password-encoder ref="passwordEncoder"/>

             -->

             <!--xml配置认证-->

             <!--

                 <security:user-service>

                     <security:user name="admin" password="{noop}admin" authorities="ROLE_ADMIN" />

                 </security:user-service>

             -->

         </security:authentication-provider>

     </security:authentication-manager>

     <!--配置不过滤的资源-->

     <security:http security="none" pattern="/login.jsp"/>

     <security:http security="none" pattern="/failer.jsp"/>

     <security:http security="none" pattern="/css/**"/>

     <security:http security="none" pattern="/img/**"/>

     <security:http security="none" pattern="/plugins/**"/>

     <!--授权-->

     <security:http auto-config="true" use-expressions="false">

         <security:intercept-url pattern="/**" access="ROLE_管理员"/>

         <!--自定义登录-->

         <security:form-login

                 login-page="/login.jsp" login-processing-url="/login"

                 username-parameter="user" password-parameter="password"

                 default-target-url="/index.jsp" authentication-failure-url="/failer.jsp"/>

         <!--注销-->

         <security:logout logout-url="/logoutxx.do" invalidate-session="true" logout-success-url="/login.jsp"></security:logout>

         <!--关闭跨站请求伪造-->

         <security:csrf disabled="true" />

     </security:http>

 </beans>

 <?xml version="1.0" encoding="UTF-8"?>

 <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"

          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

          xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"

          version="3.1">

     <!--spring容器监听器-->

     <listener>

         <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

     </listener>

     <context-param>

         <param-name>contextConfigLocation</param-name>

         <param-value>classpath:applicationContext.xml,classpath:spring-security.xml</param-value>

     </context-param>

     <!--配置SpringSecurity的过滤器-->

     <filter>

         <filter-name>springSecurityFilterChain</filter-name>

         <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>

     </filter>

     <filter-mapping>

         <filter-name>springSecurityFilterChain</filter-name>

         <url-pattern>/*</url-pattern>

     </filter-mapping>

     <!--springmvc前端控制器-->

     <servlet>

         <servlet-name>app</servlet-name>

         <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

         <init-param>

             <param-name>contextConfigLocation</param-name>

             <param-value>classpath:spring-mvc.xml</param-value>

         </init-param>

         <load-on-startup>1</load-on-startup>

     </servlet>

     <servlet-mapping>

         <servlet-name>app</servlet-name>

         <url-pattern>*.do</url-pattern>

     </servlet-mapping>

     <!--编码过滤-->

     <filter>

         <filter-name>CharacterEncodingFilter</filter-name>

         <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>

         <init-param>

             <param-name>encoding</param-name>

             <param-value>UTF-8</param-value>

         </init-param>

     </filter>

     <filter-mapping>

         <filter-name>CharacterEncodingFilter</filter-name>

         <url-pattern>/*</url-pattern>

     </filter-mapping>

 </web-app>

 package cn.itcast.ssm.service;

 import org.springframework.security.core.userdetails.UserDetailsService;

 public interface IUserInfoService extends UserDetailsService {

 }

 package cn.itcast.ssm.service.impl;

 import cn.itcast.ssm.dao.IUserInfoDao;

 import cn.itcast.ssm.domain.Role;

 import cn.itcast.ssm.domain.UserInfo;

 import cn.itcast.ssm.service.IUserInfoService;

 import org.springframework.beans.factory.annotation.Autowired;

 import org.springframework.security.core.GrantedAuthority;

 import org.springframework.security.core.authority.SimpleGrantedAuthority;

 import org.springframework.security.core.userdetails.User;

 import org.springframework.security.core.userdetails.UserDetails;

 import org.springframework.security.core.userdetails.UsernameNotFoundException;

 import org.springframework.stereotype.Service;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.List;

 @Service("userInfoService")

 public class UserInfoServiceImpl implements IUserInfoService {

     @Autowired

     private IUserInfoDao userInfoDao;

     @Override

     public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {

         //根据用户用查询用户

         UserInfo userInfo = null;

         try {

             userInfo = userInfoDao.findByUserName(username);

         } catch (Exception e) {

             e.printStackTrace();

         }

         //将查询出的用户转换为UserDetails

         User user = null;

         if(userInfo != null){

 //            user = new User(userInfo.getUsername(), "{noop}" + userInfo.getPassword(), getAuthorities(userInfo.getRoleList()));

             user = new User(userInfo.getUsername(), "{noop}" + userInfo.getPassword(),

                     userInfo.getStatus() == 1 ? true : false, true, true, true,

                     getAuthorities(userInfo.getRoleList()));

         }

         return user;

     }

     private Collection<SimpleGrantedAuthority> getAuthorities(List<Role> roleList) {

         List<SimpleGrantedAuthority> authorities = new ArrayList<>();

         for (Role role : roleList) {

             SimpleGrantedAuthority auth = new SimpleGrantedAuthority("ROLE_" + role.getRoleName());

             authorities.add(auth);

         }

         return authorities;

     }

 }