!$code && json_fail('获取code失败');

//请求微信接口
$url = 'https://api.weixin.qq.com/sns/jscode2session?appid=' . config('xiaocx_app_id') . '&secret=' . config('xiaocx_app_secret') . '&js_code=' . $code . '&grant_type=authorization_code';
$info = http_curl($url, 'get');

if(isset($info['errcode'])){

    Error::addInfo(1,99,json_encode($info));
    json_fail($info['errmsg']);
}

if (!empty($info['openid'])) {
    //实例化数据库
    $user       = new User();
    $channel    = new Channel();
    $dayPoster  = new DayPoster();
    //查询有无数据
    $userDetail = $user->field('id,unionid,is_task')->where(array('openid' => $info['openid'], 'status' => 1))->find();

    $content = '授权自主';
    $pid = 0;
    if (!$userDetail) {