open-JSD-8785/src/main/java/com/fr/plugin/zgfysso/filter/SSOFilter.java

package com.fr.plugin.zgfysso.filter;

import com.fr.decision.fun.impl.AbstractGlobalRequestFilterProvider;
import com.fr.file.TableDataConfig;
import com.fr.json.JSONObject;
import com.fr.plugin.zgfysso.config.PluginSimpleConfig;
import com.fr.plugin.zgfysso.utils.FRUtils;
import com.fr.plugin.zgfysso.utils.HttpUtils;
import com.fr.plugin.zgfysso.utils.Utils;
import com.fr.record.analyzer.EnableMetrics;
import com.fr.stable.fun.mark.API;

import javax.servlet.FilterChain;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


@EnableMetrics
public class SSOFilter extends AbstractGlobalRequestFilterProvider {

    @Override
    public String filterName() {
        return "zgfyssoFilter";
    }

    @Override
    public String[] urlPatterns() {
        return new String[]{"/decision/*"};
    }

    @Override
    public void doFilter(HttpServletRequest req, HttpServletResponse res, FilterChain chain ){
        PluginSimpleConfig psc = PluginSimpleConfig.getInstance();
        String tokenStr = psc.getTokenStr();
        //code
        String tokenid = req.getParameter(tokenStr);

        FRUtils.FRLogInfo("url:"+FRUtils.getAllUrl(req));
        FRUtils.FRLogInfo("tokenid:"+tokenid);
        FRUtils.FRLogInfo("isNUll:"+Utils.isNotNullStr(tokenid));

        if(Utils.isNotNullStr(tokenid)){
            String username = getToken(tokenid,psc);

            FRUtils.FRLogInfo("username:"+username);
            //登录
            FRUtils.login(req,res,username,"");
        }

        release(req,res,chain);
    }

    /**
     * 获取token
     * @param tokenid
     * @return
     */
    private String getToken(String tokenid,PluginSimpleConfig psc) {
        String tokenUrl = psc.getTokenUrl();
        tokenUrl += (psc.getSysid()+"?token="+tokenid);

        String result = HttpUtils.get(tokenUrl,null,null);

        if(Utils.isNullStr(result)){
            return "";
        }

        JSONObject json = new JSONObject(result);

        if(json == null){
            return "";
        }

        String code = json.getString("code");

        if(!code.equals("200")){
            return "";
        }

        return json.getJSONObject("data").getString("id");
    }

    //放行拦截器
    private void release(HttpServletRequest req, HttpServletResponse res, FilterChain chain) {
        try{
            chain.doFilter(req,res);
        }catch (Exception e){
            FRUtils.FRLogInfo("拦截失败");
        }
    }
}