@Configuration
public class SpringShiroConfig {


    /**
     * @param realms 這兒使用接口集合是為了實(shí)現(xiàn)多驗(yàn)證登錄時(shí)使用的
     * @return
     */
    @Bean
    public SecurityManager securityManager(Collection<Realm> realms) {
        DefaultWebSecurityManager sManager = new DefaultWebSecurityManager();
        sManager.setRealms(realms);
        return sManager;
    }

    @Bean
    public ShiroFilterFactoryBean shiroFilterFactory(SecurityManager securityManager) {
        ShiroFilterFactoryBean sfBean = new ShiroFilterFactoryBean();
        sfBean.setSecurityManager(securityManager);
        //如果是匿名訪問(wèn)時(shí)，訪問(wèn)了不能訪問(wèn)的資源跳轉(zhuǎn)的位置
        sfBean.setLoginUrl("/index");
        //定義map指定請(qǐng)求過(guò)濾規(guī)則(哪些資源允許匿名訪問(wèn),哪些必須認(rèn)證訪問(wèn))
        LinkedHashMap<String, String> map = new LinkedHashMap<>();
        //靜態(tài)資源允許匿名訪問(wèn):"anon" 靜態(tài)資源授權(quán)時(shí)不能寫(xiě)static下面所有的開(kāi)放，要將static下面的所有文件夾一個(gè)一個(gè)的開(kāi)放，templates同理
        //map的key可以為文件的位置，也可以為請(qǐng)求的路徑
        map.put("/bower_components/**", "anon");
        map.put("/json/**", "anon");
        map.put("/pages", "anon");
        map.put("/user/userPasswordLogin", "anon");
        map.put("/user/login", "anon");
        map.put("/user/reg", "anon");
        //訪問(wèn)這個(gè)路徑時(shí)不會(huì)進(jìn)入controller，會(huì)在這兒直接攔截退出，問(wèn)為什么的，自己想請(qǐng)求流程去
        map.put("/user/userLogout", "logout");
        //攔截除上面之外的所有請(qǐng)求路徑
        map.put("/**", "user");
        sfBean.setFilterChainDefinitionMap(map);
        return sfBean;
    }

    @Bean
    public LifecycleBeanPostProcessor lifecycleBeanPostProcessor() {
        return new LifecycleBeanPostProcessor();
    }

@Service
public class ShioUserRealm extends AuthorizingRealm {

    //注入userdao
    @Autowired
    private UserDao userDao;
    /**
     * 設(shè)置憑證匹配器
     *
     * @param credentialsMatcher
     */
    @Override
    public void setCredentialsMatcher(CredentialsMatcher credentialsMatcher) {
        /*這里設(shè)置了MD5鹽值加密，這兒就必須使用HashedCredentialsMatcher才能有下面兩個(gè)方法*/
        HashedCredentialsMatcher matcher = new HashedCredentialsMatcher();
        //這里是設(shè)置加密方式
        matcher.setHashAlgorithmName("MD5");
        //這里是設(shè)置加密的次數(shù)
        matcher.setHashIterations(2);
        super.setCredentialsMatcher(matcher);
    }

    /**
     * 這兒是設(shè)置授權(quán)的
     * @param principalCollection
     * @return
     */
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {

        return null;
    }

    /**
     * 通過(guò)此方法完成認(rèn)證數(shù)據(jù)的獲取及封裝，系統(tǒng)底層會(huì)將認(rèn)證數(shù)據(jù)傳遞認(rèn)證管理器，有認(rèn)證管理器完成認(rèn)證操作
     * @param authenticationToken
     * @return
     * @throws AuthenticationException
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {

        //先判斷這個(gè)是否是來(lái)及這個(gè)令牌的數(shù)據(jù)：我們這兒分為了UsernamePasswordToken（shiro給我們提供的。）、UserPhoneToken
        if (!(authenticationToken instanceof UsernamePasswordToken)) {
            return null;
        }
        //獲取controller傳過(guò)來(lái)的數(shù)據(jù)
        UsernamePasswordToken upToken = (UsernamePasswordToken) authenticationToken;
        //upToken.setRememberMe(true);shiro默認(rèn)為false,是是否記住我的功能
        //這兒為用戶提交的username
        String username = upToken.getUsername();
        //去數(shù)據(jù)更加name取到用戶的信息
        User user = userDao.findUserByUserName(username);
        //判斷數(shù)據(jù)庫(kù)是否有這用戶
        if (user == null) {
            throw new UnknownAccountException();
        }
        //判斷用戶的狀態(tài)是否被禁用(數(shù)據(jù)庫(kù)的字段)
        if (user.getState() == 0) {
            throw new LockedAccountException();
        }
        //這兒是取到用戶信息中的鹽值，鹽值要轉(zhuǎn)換為ByteSource這個(gè)類(lèi)型才能使用
        ByteSource credentialsSalt = ByteSource.Util.bytes(user.getSalt());
        //這兒是將這個(gè)用戶的信息交給shiro（user為用戶對(duì)象，user.getPassword()是要加密的對(duì)象，credentialsSalt為鹽值，getName()當(dāng)前對(duì)象）
        SimpleAuthenticationInfo info = new SimpleAuthenticationInfo(user, user.getPassword(), credentialsSalt, getName());
        return info;
    }
}

@RequestMapping("userPasswordLogin")
    @ResponseBody
    public JsonResult userPasswordLogin(String username, String password) {
        Subject subject = SecurityUtils.getSubject();
        UsernamePasswordToken token = new UsernamePasswordToken(username, password);
        subject.login(token);
        return new JsonResult("login Ok");
    }

@Component
public class UserPhoneToken extends UsernamePasswordToken implements Serializable {

    private static final long serialVersionUID = 6293390033867929958L;
    // 手機(jī)號(hào)碼
    private String phoneNum;
    //無(wú)參構(gòu)造
    public UserPhoneToken(){}
    
    //獲取存入的值
    @Override
    public Object getPrincipal() {
        if (phoneNum == null) {
            return getUsername();
        } else {
            return getPhoneNum();
        }
    }

    @Override
    public Object getCredentials() {
        if (phoneNum == null) {
            return getPassword();
        }else {
            return "ok";
        }

    }

    public UserPhoneToken(String phoneNum) {
        this.phoneNum = phoneNum;
    }

    public UserPhoneToken(final String userName, final String password) {
        super(userName, password);
    }

    public String getPhoneNum() {
        return phoneNum;
    }

    public void setPhoneNum(String phoneNum) {
        this.phoneNum = phoneNum;
    }
    @Override
    public String toString() {
        return "PhoneToken [PhoneNum=" + phoneNum + "]";
    }

}

@Service
public class ShioUserPhoneRealm extends AuthorizingRealm {

    @Autowired
    private UserDao userDao;

    @Override
    public void setCredentialsMatcher(CredentialsMatcher credentialsMatcher) {
        //這兒的CredentialsMatcher的new的對(duì)象必須是AllowAllCredentialsMatcher
        CredentialsMatcher matcher = new AllowAllCredentialsMatcher();
        super.setCredentialsMatcher(matcher);
    }

    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
        return null;
    }

    /**
     * 通過(guò)此方法完成認(rèn)證數(shù)據(jù)的獲取及封裝，系統(tǒng)底層會(huì)將認(rèn)證數(shù)據(jù)傳遞認(rèn)證管理器，有認(rèn)證管理器完成認(rèn)證操作
     * @param authenticationToken
     * @return
     * @throws AuthenticationException
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException {

        UserPhoneToken token = null;
        if (authenticationToken instanceof UserPhoneToken) {
            token = (UserPhoneToken) authenticationToken;
        }else {
            return null;
        }
        //獲取我發(fā)送驗(yàn)證碼是存入session中的驗(yàn)證碼和手機(jī)號(hào)
        String verificationCode = (String) SecurityUtils.getSubject().getSession().getAttribute("verificationCode");
        String phone = (String) SecurityUtils.getSubject().getSession().getAttribute("phone");
        //獲取controller傳過(guò)來(lái)的數(shù)據(jù)
        String verificationCode1 = (String) token.getPrincipal();
        //去數(shù)據(jù)庫(kù)根據(jù)手機(jī)號(hào)查詢用戶信息
        User user = userDao.findUserByUserPhone(phone);
        if (StringUtils.isEmpty(verificationCode)) {
            throw new ServiceException("網(wǎng)絡(luò)錯(cuò)誤");
        }
        //比對(duì)手機(jī)號(hào)
        if (!verificationCode.equals(verificationCode1)) {
            throw new ServiceException("驗(yàn)證碼不正確");
        }
        if (user == null) {
            throw new UnknownAccountException();
        }
        if (user.getState() == 0) {
            throw new LockedAccountException();
        }
        return new SimpleAuthenticationInfo(user,phone,getName());
    }
}

@PostMapping("verificationCodeLogin")
    @ResponseBody
    public JsonResult verificationCodeLogin(String password) {
        Subject subject = SecurityUtils.getSubject();
        UserPhoneToken token = new UserPhoneToken(password);
        subject.login(token);
        return new JsonResult("login OK");
    }

@Override
    public void setCredentialsMatcher(CredentialsMatcher credentialsMatcher) {
        //這兒的CredentialsMatcher的new的對(duì)象必須是AllowAllCredentialsMatcher
        CredentialsMatcher matcher = new AllowAllCredentialsMatcher();
        super.setCredentialsMatcher(matcher);
    }