gganli/application/admin/controller/task/Task.php

<?php

namespace app\admin\controller\task;

use app\common\controller\Backend;
use fast\Random;
use think\Db;

/**
 * 任务管理
 *
 * @icon fa fa-circle-o
 */
class Task extends Backend
{
    
    /**
     * Task模型对象
     * @var \app\admin\model\task\Task
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\task\Task;
        $this->view->assign("typeIdList", $this->model->getTypeIdList());
        $this->view->assign("isShowList", $this->model->getIsShowList());
        $this->view->assign("urlTypeList", $this->model->getUrlTypeList());
    }

    public function import()
    {
        parent::import();
    }

    /**
     * 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
     */

    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                $params = $this->preExcludeFields($params);

                $ids = \app\common\model\Task::column("task_no");
                $params["task_no"] = $this->getUinqueId(8,$ids);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                        $this->model->validateFailException(true)->validate($validate);
                    }
                    $result = $this->model->allowField(true)->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }

    /**
     * 生成不重复的随机数字
     */
    function getUinqueId($length = 8,$ids = []) {
        $newid = Random::build("alnum",$length);
        if(in_array($newid,$ids)) {
            $this->getUinqueId(8);
        }
        return $newid;
    }

}