BaseController.java
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package com.server.web.controller;
import com.server.utils.weixin.WeixinBaseUtil;
import com.server.utils.weixin.bean.AccessTokenBean;
import com.server.web.common.mapper.TKzyUserMapper;
import com.server.web.common.model.TKzyUser;
import com.server.web.common.model.TKzyUserExample;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.web.client.RestTemplate;
import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
/**
* Created by dell on 2018/8/27.
*/
public class BaseController {
public final static String WX_NAMESPACE = "/rest";
@Autowired
RedisTemplate redisTemplate;
@Autowired
TKzyUserMapper userMapper;
Logger logger = LoggerFactory.getLogger(getClass());
public final static String WX_USER_SESSION_KEY = "weixin_user_session_key";
/**
* 获取appaccessToken
* @param appId
* @return
*/
public String getAccessToken(String appId,String appSecret){
if(StringUtils.hasText(appSecret)){
String json ="";
boolean redisAccessToken = true;
if(redisTemplate.hasKey("wx_accessToken_"+appId)){
json = (String)redisTemplate.opsForValue().get("wx_accessToken_"+appId);
if(StringUtils.hasText(json)){
redisAccessToken =false;
}
}
if(redisAccessToken){
String url = WeixinBaseUtil.ACCESS_TOKEN_URL + "&appid=" + appId + "&secret=" + appSecret;
RestTemplate restTemplate = new RestTemplate();
json = restTemplate.getForObject(url, String.class);
redisTemplate.opsForValue().set("wx_accessToken_"+appId,json,60*60, TimeUnit.SECONDS);
}
AccessTokenBean accessTokenBean = new AccessTokenBean(json);
return accessTokenBean.getAccessToken();
}else{
return null;
}
}
public Map<String,Object> returnSuccess(Object obj){
Map<String,Object> returnResult = new HashMap<String,Object>();
returnResult.put("status", "1");
returnResult.put("message","操作成功");
returnResult.put("data",obj);
return returnResult;
}
public Map<String,Object> returnError(String code, String message ,Object obj){
Map<String,Object> returnResult = new HashMap<String,Object>();
returnResult.put("status", code);
returnResult.put("message",message);
returnResult.put("data",obj);
return returnResult;
}
public TKzyUser getLoginUser(HttpServletRequest request){
TKzyUser user;
if(request.getSession().getAttribute(WX_USER_SESSION_KEY)!=null){
user = (TKzyUser)request.getSession().getAttribute(WX_USER_SESSION_KEY);
return user;
}
String userId = request.getParameter("userId");
String wxOpenId = request.getParameter("wxOpenId");
if(StringUtils.isEmpty(userId) || StringUtils.isEmpty(wxOpenId)){
return null;
}
TKzyUserExample example = new TKzyUserExample();
example.createCriteria().andWxOpenidEqualTo(wxOpenId).andIdEqualTo(Long.parseLong(userId));
List<TKzyUser> users = userMapper.selectByExample(example);
if (CollectionUtils.isEmpty(users)) {
return null;
}
user = users.get(0);
request.getSession().setAttribute(WX_USER_SESSION_KEY,user);
return user;
}
}