yuanshan/application/admin/controller/user/User.php

<?php

namespace app\admin\controller\user;

use app\common\controller\Backend;
use think\Db;
use app\common\library\Wechat;
/**
 * 会员管理
 *
 * @icon fa fa-user
 */
class User extends Backend
{

    /**
     * User模型对象
     * @var \app\admin\model\User
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\User;
        $this->view->assign("statusList", $this->model->getStatusList());
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                    ->with(['group'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

            foreach ($list as $row) {
                
                $row->getRelation('group')->visible(['name']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     * 地推码
     */
    public function dtqrcode(){
        $id = input('id',0);
        $row = Db::name('user')->where('id',$id)->find();

        $site = 'home';
        $product_id = '';
        $codeurl = '';


        if(request()->isPost()){
            $site = input('site','home');

            if($site == 'home'){
                $page = 'pages/home/home';
                $scene = 'share_uid='.$id;
                $product_id = '';
            }
            if($site == 'product'){
                $page = 'pages/home/detail';
                $product_id = input('product_id',0);
                $scene = 'id='.$product_id.'&share_uid='.$id;
            }

            $codeurl = $this->getMiniCode($page,$scene);
            $codeurl = $codeurl.'?v='.time();
        }

        $this->view->assign('chosesite', $site);
        $this->view->assign('product_id', $product_id);
        $this->view->assign('codeurl', $codeurl);
        $this->view->assign('row', $row);
        return $this->view->fetch();
    }


    //仅返回套餐二维码
    //https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/qrcode-link/qr-code/getUnlimitedQRCode.html
    private function getMiniCode($page,$scene)
    {
        $httpStr = $_SERVER['REQUEST_SCHEME'].'://'.$_SERVER['HTTP_HOST'];
        //if (empty($package) || empty($package['mini_code'])) {

        $wechat_config = config('wxMiniProgram');
        $wechat = new Wechat($wechat_config['appid'],$wechat_config['secret']);
        $tk = $wechat->getPublicAccessToken();

        $miniCodeConfig = config('mini_code');
        $miniCodeConfig['scene'] = $scene;
        $miniCodeConfig['page'] = $page;

        $res2 = curl_post('https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token='.$tk,json_encode($miniCodeConfig));

        $fileName = md5($scene);
        $fileUrl = '/uploads/product/'.$fileName.'.png';
        $code = $res2;
        file_put_contents(ROOT_PATH.'/public'.$fileUrl,$code);

        $miniCode = $httpStr.$fileUrl;
        /*} else {
            $miniCode = $httpStr.$package['mini_code'];
        }*/
        return $miniCode;
    }

}