toupiaoh5/application/admin/controller/Trainactive.php

<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\Db;
/**
 * 培训活动
 *
 * @icon fa fa-circle-o
 */
class Trainactive extends Backend
{

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

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



    /**
     * 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 = $this->model
                    ->with(['cate','level','type'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

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

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

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

    /**
     * 二维码
     */
    public function qrcode(){
        $id = input('id');
        $info = Db::name('train_active')->where('id',$id)->find();

        //二维码
        $sign_data = [
            'type' => 'sign',
            'name' => $info['name'],
            'id'   => $info['id'],
        ];
        $pingjia_data = [
            'type' => 'pingjia',
            'name' => $info['name'],
            'id'   => $info['id'],
        ];
        $info['sign_qrcode'] = $this->introimage(json_encode($sign_data));
        $info['pingjia_qrcode'] = $this->introimage(json_encode($pingjia_data));

        $this->assign('row',$info);
        return $this->view->fetch();
    }

    //生成邀请码二维码图片
    private function introimage($data) {
        $params['text'] = $data;
        $qrcode_service = \addons\qrcode\library\Service::qrcode($params);

        $qrcodePath = ROOT_PATH . 'public/uploads/trainqrcode/'.date('Ymd');
        if (!is_dir($qrcodePath)) {
            @mkdir($qrcodePath);
        }
        $filename = md5($data) . '.png';
        if (is_really_writable($qrcodePath)) {
            $filePath = $qrcodePath .'/'. $filename;
            $qrcode_service->writeFile($filePath);
        }

        return request()->domain().'/uploads/trainqrcode/'.date('Ymd') .'/'. $filename;
    }

}