获取微信openId接口

agent-manager/src/main/java/com/mortals/xhx/busiz/web/H5LoginController.java

 package com.mortals.xhx.busiz.web;
 
 import cn.hutool.core.util.IdUtil;
+import cn.hutool.core.util.RandomUtil;
 import com.alibaba.fastjson.JSONObject;
 import com.mortals.framework.annotation.UnAuth;
 import com.mortals.framework.common.Rest;
 import com.mortals.framework.exception.AppException;
 import com.mortals.framework.service.IAuthTokenService;
+import com.mortals.framework.service.ICacheService;
 import com.mortals.framework.service.IUser;
 import com.mortals.framework.util.DateUtils;
 import com.mortals.framework.util.SecurityUtil;
+import com.mortals.framework.util.StringUtils;
 import com.mortals.framework.web.BaseCRUDJsonBodyMappingController;
 import com.mortals.xhx.base.system.user.model.UserEntity;
 import com.mortals.xhx.base.system.user.model.UserQuery;
 import com.mortals.xhx.base.system.user.service.UserService;
 import com.mortals.xhx.busiz.req.H5Req;
+import com.mortals.xhx.common.utils.WeChatUtils;
 import com.mortals.xhx.module.company.model.CompanyEntity;
 import com.mortals.xhx.module.company.service.CompanyService;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.util.ObjectUtils;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RestController;
 
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.HashMap;
+import java.util.Map;
+
 import static com.mortals.xhx.common.key.ErrorCode.ERROR_TOKEN_EXPIRED;
 import static com.mortals.xhx.common.key.ErrorCode.ERROR_TOKEN_EXPIRED_CONTENT;
 
@@ -44,7 +55,81 @@ public class H5LoginController extends BaseCRUDJsonBodyMappingController<UserSer
     private IAuthTokenService authTokenService;
     @Autowired
     private CompanyService companyService;
+    @Autowired
+    private ICacheService cacheService;
+
+    private static String WX_VERIFY_CODE_KEY ="login:wx:verify:";
+
+    /**
+     * 微信appId
+     */
+    @Value("${WeChat.pc.appID:wx3490570828df45c8}")
+    private static String APP_ID;
+
+    /**
+     * 微信appSecret
+     */
+    @Value("${WeChat.pc.appSecret:8654c409f1a18f7ddffc70ee20d05ef1}")
+    private static String APP_SECRET;
 
+    @RequestMapping(value = {"getLoginSoleCode"},method = {RequestMethod.POST, RequestMethod.GET})
+    @UnAuth
+    public Rest<Object> sendSmsVerifyCode(){
+        Rest<Object> ret = new Rest();
+        Map<String, Object> model = new HashMap();
+        String busiDesc = "获取微信登录验证码";
+        int code=1;
+        try {
+            String vCode = RandomUtil.randomNumbers(11);
+            cacheService.setnx(WX_VERIFY_CODE_KEY+vCode,vCode,90);
+            model.put("data",vCode);
+            model.put("message_info", busiDesc + "成功");
+        } catch (Exception var9) {
+            code = -1;
+            this.doException(this.request, busiDesc, model, var9);
+        }
+        ret.setCode(code);
+        ret.setData(model.get("data"));
+        ret.setMsg(model.get("message_info") == null ? "" : model.remove("message_info").toString());
+        return ret;
+    }
+
+    @RequestMapping(value = {"bind"},method = {RequestMethod.POST, RequestMethod.GET})
+    @UnAuth
+    public String bind(HttpServletRequest request, HttpServletResponse response){
+        JSONObject ret = new JSONObject();
+        Map<String, Object> data = new HashMap<>();
+        try {
+            // 第三方发起微信授权登录请求，微信用户允许授权第三方应用后，微信会拉起应用或重定向到第三方网站，并且带上授权临时票据code参数；
+            String loginCode = request.getParameter("code");
+            //前端扫码登入传来的时间戳
+            String loginState = request.getParameter("state");
+            //用户拒绝授权时code为空，微信也不会请求该接口。为了防止非法请求，若code为空则返回
+            if (StringUtils.isEmpty(loginCode)) {
+                throw new AppException("登入请求被拒绝");
+            }
+            if (StringUtils.isEmpty(loginState)) {
+                throw new AppException("请求状态异常");
+            }
+            String vCode = cacheService.get(WX_VERIFY_CODE_KEY + loginState);
+            if (StringUtils.isEmpty(vCode)){
+                throw new AppException("微信登录验证码失效");
+            }
+            Map<String,String> accessTokenMap = WeChatUtils.getAccessToken(loginCode,APP_ID,APP_SECRET);
+            //String access_token = accessTokenMap.get("access_token");//接口调用凭证，登录后右上角展示数据需要该值去获取
+            String openid = accessTokenMap.get("openid");//授权用户唯一标识
+            data.put("openId", openid);
+            ret.put(KEY_RESULT_DATA, data);
+            ret.put(KEY_RESULT_CODE, VALUE_RESULT_SUCCESS);
+            ret.put(KEY_RESULT_MSG, "微信扫码成功!");
+            return ret.toJSONString();
+        } catch (Exception e) {
+            log.error("bind error ", e);
+            ret.put(KEY_RESULT_CODE, VALUE_RESULT_FAILURE);
+            ret.put(KEY_RESULT_MSG, super.convertException(e));
+            return ret.toJSONString();
+        }
+    }
 
     @RequestMapping("login")
     @UnAuth

agent-manager/src/main/java/com/mortals/xhx/common/utils/JsonUtils.java

+package com.mortals.xhx.common.utils;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * description: json工具类 <br>
+ * version: 1.0 <br>
+ * @date: 2019/7/20 0019 上午 10:17 <br>
+ * @author: William <br>
+ */
+public class JsonUtils {
+
+    public static final ObjectMapper MAPPER = new ObjectMapper();
+
+    private static final Logger logger = LoggerFactory.getLogger(JsonUtils.class);
+
+    public static String serialize(Object obj) {
+        if (obj == null) {
+            return null;
+        }
+        if (obj.getClass() == String.class) {
+            return (String) obj;
+        }
+        try {
+            return MAPPER.writeValueAsString(obj);
+        } catch (JsonProcessingException e) {
+            logger.error("json序列化出错：" + obj, e);
+            return null;
+        }
+    }
+
+    public static <T> T parse(String json, Class<T> tClass) {
+        try {
+            return MAPPER.readValue(json, tClass);
+        } catch (IOException e) {
+            logger.error("json解析出错：" + json, e);
+            return null;
+        }
+    }
+
+    public static <E> List<E> parseList(String json, Class<E> eClass) {
+        try {
+            return MAPPER.readValue(json, MAPPER.getTypeFactory().constructCollectionType(List.class, eClass));
+        } catch (IOException e) {
+            logger.error("json解析出错：" + json, e);
+            return null;
+        }
+    }
+
+    public static <K, V> Map<K, V> parseMap(String json, Class<K> kClass, Class<V> vClass) {
+        try {
+            return MAPPER.readValue(json, MAPPER.getTypeFactory().constructMapType(Map.class, kClass, vClass));
+        } catch (IOException e) {
+            logger.error("json解析出错：" + json, e);
+            return null;
+        }
+    }
+
+    public static <T> T nativeRead(String json, TypeReference<T> type) {
+        try {
+            return MAPPER.readValue(json, type);
+        } catch (IOException e) {
+            logger.error("json解析出错：" + json, e);
+            return null;
+        }
+    }
+
+}
\ No newline at end of file

agent-manager/src/main/java/com/mortals/xhx/common/utils/WeChatUtils.java

+package com.mortals.xhx.common.utils;
+
+import cn.hutool.core.util.ArrayUtil;
+import cn.hutool.core.util.StrUtil;
+import cn.hutool.http.HttpUtil;
+import org.springframework.beans.factory.annotation.Value;
+
+import java.util.Map;
+
+/**
+ * description: WeChatUtils 微信获取用户工具类<br>
+ *
+ * @date: 2021/8/19 0019 上午 10:05 <br>
+ * @author: William <br>
+ * version: 1.0 <br>
+ */
+public class WeChatUtils {
+
+    /**
+     * 获取微信accessToken路径
+     */
+    private static final String GET_ACCESS_TOKEN_URL = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=APPID&secret=SECRET&code=CODE&grant_type=authorization_code";
+
+    /**
+     * 微信appId
+     */
+    @Value("${WeChat.pc.appID:wx3490570828df45c8}")
+    private static String APP_ID;
+
+    /**
+     * 微信appSecret
+     */
+    @Value("${WeChat.pc.appSecret:8654c409f1a18f7ddffc70ee20d05ef1}")
+    private static String APP_SECRET;
+
+
+    /**
+     * description: getAccessToken  根据code获取accessToken<br>
+     * version: 1.0 <br>
+     * @date: 2021/8/19 0019 上午 10:10 <br>
+     * @author: William <br>
+     * @param code   微信用户授权code
+     * @return java.util.Map<java.lang.String,java.lang.String>
+     */
+    public static Map<String,String> getAccessToken(String code){
+        return getAccessToken(code,APP_ID,APP_SECRET);
+    }
+
+    /**
+     * description: getAccessToken 根据code获取微信用户信息，返回map如果正确map包含access_token ,如果错误则包含：errcode<br>
+     * version: 1.0 <br>
+     * @date: 2021/8/19 0019 上午 10:11 <br>
+     * @author: William <br>
+     * @param code       微信授权code
+     * @param appId      微信appId
+     * @param appSecret  微信appSecret
+     * @return java.util.Map<java.lang.String,java.lang.String>
+     */
+    public static Map<String,String> getAccessToken(String code,String appId,String appSecret){
+        //判断所有字段不能为空
+        if(isAnyBlank(code,appId,appSecret)){
+            throw new IllegalArgumentException("参数错误");
+        }
+        String requestUrl = GET_ACCESS_TOKEN_URL.replace("APPID",appId)
+                .replace("SECRET",appSecret).replace("CODE",code);
+        String result = HttpUtil.get(requestUrl);
+        return JsonUtils.parseMap(result, String.class, String.class);
+    }
+
+    /**
+     * description: isAnyBlank 判断是否存在空字符串，Hutool未编写<br>
+     * version: 1.0 <br>
+     * @date: 2021/8/19 0019 上午 10:25 <br>
+     * @author: William <br>
+     * @param strs   字符串
+     * @return java.lang.Boolean
+     */
+    public static Boolean isAnyBlank(CharSequence... strs){
+        //如果为空直接返回true
+        if (ArrayUtil.isEmpty(strs)) {
+            return true;
+        }
+        for (CharSequence str : strs) {
+            if (StrUtil.isBlank(str)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+}