授权链接https://open.weixin.qq.com/connect/oauth2/authorize?appid=wwd9d37e51d1e2c2c4&redirect_uri=https://zhigongjiaoliu.api-cn.com/index/api/init&response_type=code&scope=snsapi_base&state=STATE#wechat_redirect可信域名以设置 zhigongjiaoliu.api-cn.com 并且勾选 oauth2