12.4

nickchange

2023-12-04 326bf69bb1324a29c70bd0b6c50ab6f2aa829af9

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package com.dsh.guns.config;
 
import com.dsh.course.feignClient.auth.UserClient;
import com.dsh.course.feignClient.auth.model.RefreshTokenRequest;
import com.dsh.course.feignClient.auth.model.TokenResponse;
import com.dsh.guns.modular.system.util.JWTTokenUtils;
import com.dsh.guns.modular.system.util.TokenException;
import com.dsh.guns.modular.system.warpper.ParseToken;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
 
import javax.annotation.Resource;
import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
 
/**
 * 权限拦截器
 */
@Order(1)
@Component
@WebFilter()
public class AuthFilter implements Filter {
 
    @Resource
    private UserClient userClient;
 
    private String[] resource = new String[]{"html", "js", "css","icon","ico","png","img","jpeg","jpg", "gif"};
 
    private String[] releaseApi = new String[]{"/login", "/logout","/systemNotice/querySystemNoticeList","/systemNotice/queryNoReadNoticeNum"
            ,"/api/hotAddress/queryHotAddress","/kaptcha","/update","/password.html","/getSMSCode","/updatePassword"};
 
 
 
    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        HttpSession session = request.getSession();
        Object token = session.getAttribute("token");
        String uri = request.getRequestURI().split("\\?")[0];
        if(uri.lastIndexOf(".") > 0){
            String substring = uri.substring(uri.lastIndexOf(".") + 1);
            for (String s : resource) {
                if (substring.contains(s)) {
                    filterChain.doFilter(request, response);
                    return;
                }
            }
        }
        for (String s : releaseApi) {
            if (uri.contains(s)) {
                filterChain.doFilter(request, response);
                return;
            }
        }
        if(null == token){//需要重新登录（跳转登录页） Authentication is required for continued access. Please proceed to the login page to authenticate.
            response.sendRedirect(request.getContextPath() + "/login");
            return;
        }
        TokenResponse tokenResponse = (TokenResponse) token;
        try {
            ParseToken parseToken = JWTTokenUtils.parseToken(tokenResponse.getToken());
        } catch (TokenException e) {
            if(e.getCode() == 10003){
                RefreshTokenRequest refreshTokenRequest = new RefreshTokenRequest();
                refreshTokenRequest.setToken(tokenResponse.getToken());
                refreshTokenRequest.setRefresh_token(tokenResponse.getRefresh_token());
                TokenResponse tokenResponse1 = userClient.refreshToken(refreshTokenRequest);
                if(null == tokenResponse1){//需要重新登录（跳转登录页） Authentication is required for continued access. Please proceed to the login page to authenticate.
                    response.sendRedirect(request.getContextPath() + "/logout");
                    return;
                }else{
                    session.setAttribute("token", tokenResponse1);
                }
            }else{
                response.sendRedirect(request.getContextPath() + "/logout");
                return;
            }
        }
        filterChain.doFilter(request, response);
    }
 
    @Override
    public void destroy() {
 
    }
}