BaseController.php

<?php

namespace backend\controllers;

use common\core\Controller;
use Yii;
use yii\data\ActiveDataProvider;
use yii\data\Pagination;
use yii\helpers\Url;
use common\modelsgii\Admin;


/**
 * ---------------------------------------
 * 后台父类控制器
 * 后台所有控制器都继承自该类
 * ---------------------------------------
 * @author longfei phphome@qq.com
 */
class BaseController extends Controller
{
    /**
     * ---------------------------------------
     * 后台构造函数
     * ---------------------------------------
     */
    public function init()
    {
        /* 判断是否登录 */
        /*if (\Yii::$app->user->getIsGuest()) {
        $this->redirect(Url::toRoute(['/login/login']));
        Yii::$app->end();
        }*/

        /*if (!Yii::$app->request->isGet) {
    AdminLog::saveLog($this);
    }*/
    }

    /**
     * ---------------------------------------
     * 标记当前位置到cookie供后续跳转调用
     * ---------------------------------------
     */
    public function setForward()
    {
        \Yii::$app->getSession()->setFlash('__forward__', $_SERVER['REQUEST_URI']);
    }

    /**
     * ---------------------------------------
     * 获取之前标记的cookie位置
     * ---------------------------------------
     * @param  string  $default
     * @return mixed
     */
    public function getForward($default = '')
    {
        $default = $default ? $default : Url::toRoute([Yii::$app->controller->id . '/index']);
        if (Yii::$app->getSession()->hasFlash('__forward__')) {
            return Yii::$app->getSession()->getFlash('__forward__');
        } else {
            return $default;
        }
    }

    /**
     * ---------------------------------------
     * 传统分页列表数据集获取方法
     * ---------------------------------------
     * @param  \yii\db\ActiveRecord $model 模型名或模型实例
     * @param  array                $where where查询条件
     * @param  array|string         $order 排序条件
     * @return array|false
     */
    public function lists($model, $where = [], $order = '')
    {
        $query      = $model::find()->where($where);
        $countQuery = clone $query;
        $pages      = new Pagination([
            'totalCount'      => $countQuery->count(),
            'defaultPageSize' => 10,
        ]);
        $data = $query->orderBy($order)->offset($pages->offset)
            ->limit($pages->limit)
            ->all();

        return [$data, $pages];
    }

    /**
     * ---------------------------------------
     * dataProvider列表数据集获取方法
     * ---------------------------------------
     * @param  \yii\db\ActiveRecord           $model 模型名或模型实例
     * @param  array                          $where where查询条件
     * @param  array|string                   $order 排序条件
     * @return \yii\data\ActiveDataProvider
     */
    public function lists1($model, $where = [], $order = '')
    {
        $query        = $model::find()->where($where)->orderBy($order)->asArray();
        $dataProvider = new ActiveDataProvider([
            'query'      => $query,
            'pagination' => [
                'pageSize' => 10,
            ],
        ]);

        return $dataProvider;
    }

    /**
     * ---------------------------------------
     * 修改数据表一条记录的一条值
     * ---------------------------------------
     * @param  \yii\db\ActiveRecord           $model 模型名称
     * @param  array                          $data  数据
     * @return \yii\db\ActiveRecord|boolean
     */
    public function saveRow($model, $data)
    {
        if (empty($data)) {
            return false;
        }
        if ($model->load($data, '') && $model->validate()) {
            /* 添加到数据库中,save()会自动验证rule */
            if ($model->save()) {
                return $model;
            } else {
                return false;
            }
        } else {
            return false;
        }
    }

    /**
     * ---------------------------------------
     * 由表主键删除数据表中的多条记录
     * ---------------------------------------
     * @param  \yii\db\ActiveRecord $model 模型名称,供M函数使用的参数
     * @param  string               $pk    修改的数据
     * @return boolean
     */
    public function delRow($model, $pk = 'id')
    {
        $ids = Yii::$app->request->param($pk, 0);
        $ids = implode(',', array_unique((array) $ids));

        if (empty($ids)) {
            return false;
        }

        $_where = $pk . ' in(' . $ids . ')';
        if ($model::deleteAll($_where)) {
            return true;
        } else {
            return false;
        }
    }

    /**
     * ----------------------------------------------
     * 操作错误跳转的快捷方法
     * @access protected
     * -----------------------------------------------
     * @param  string $message 错误信息
     * @param  string $jumpUrl 页面跳转地址
     * @param  mixed  $ajax    是否为Ajax方式 当数字时指定跳转时间
     * @return void
     */
    protected function error($message = '', $jumpUrl = '', $ajax = false)
    {
        $this->dispatchJump($message, 0, $jumpUrl, $ajax);
    }

    /**
     * ----------------------------------------------
     * 操作成功跳转的快捷方法
     * @access protected
     * ----------------------------------------------
     * @param  string $message 提示信息
     * @param  string $jumpUrl 页面跳转地址
     * @param  mixed  $ajax    是否为Ajax方式 当数字时指定跳转时间
     * @return void
     */
    protected function success($message = '', $jumpUrl = '', $ajax = false)
    {
        $this->dispatchJump($message, 1, $jumpUrl, $ajax);
    }

    /**
     * ----------------------------------------------
     * 默认跳转操作 支持错误导向和正确跳转
     * 调用模板显示 默认为public目录下面的success页面
     * 提示页面为可配置 支持模板标签
     * @access private
     * ----------------------------------------------
     * @param  string  $message 提示信息
     * @param  int     $status  状态
     * @param  string  $jumpUrl 页面跳转地址
     * @param  mixed   $ajax    是否为Ajax方式 当数字时指定跳转时间
     * @return void
     */
    private function dispatchJump($message, $status = 1, $jumpUrl = '', $ajax = false)
    {
        $jumpUrl = !empty($jumpUrl) ? (is_array($jumpUrl) ? Url::toRoute($jumpUrl) : $jumpUrl) : '';
        if (true === $ajax || Yii::$app->request->isAjax) {
// AJAX提交
            $data           = is_array($ajax) ? $ajax : array();
            $data['info']   = $message;
            $data['status'] = $status;
            $data['url']    = $jumpUrl;
            $this->ajaxReturn($data);
        }
        // 成功操作后默认停留1秒
        $waitSecond = 3;

        if ($status) {
            //发送成功信息
            $message = $message ? $message : '提交成功'; // 提示信息
            // 默认操作成功自动返回操作前页面
            echo $this->renderFile(Yii::$app->params['action_success'], [
                'message'    => $message,
                'waitSecond' => $waitSecond,
                'jumpUrl'    => $jumpUrl,
            ]);
        } else {
            $message = $message ? $message : '发生错误了'; // 提示信息
            // 默认发生错误的话自动返回上页
            $jumpUrl = "javascript:history.back(-1);";
            echo $this->renderFile(Yii::$app->params['action_error'], [
                'code'       => 0,
                'message'    => $message,
                'waitSecond' => $waitSecond,
                'jumpUrl'    => $jumpUrl,
            ]);
        }
        //Yii::$app->end();
        exit;
    }

    /**
     * ------------------------------------------------
     * Ajax方式返回数据到客户端
     * @access protected
     * ------------------------------------------------
     * @param  mixed  $data 要返回的数据
     * @return void
     */
    protected function ajaxReturn($data)
    {
        // 返回JSON数据格式到客户端 包含状态信息
        header('Content-Type:application/json; charset=utf-8');
        echo json_encode($data);
        //Yii::$app->end();
        exit;
    }

    /**
     * 获取所有可以访问action的用户
     *
     * @return array
     */
    public function getAccessAdmins($permission_name = '')
    {
        //获取所有管理员
        if (empty($permission_name)) {
            $permission_name = Yii::$app->controller->module->requestedRoute;
        }
        $auth   = Yii::$app->authManager;
        $admins = Admin::find()->select(['uid', 'username'])->asArray()->all();
        foreach ($admins as $key => $value) {
            if (!$auth->checkAccess($value['uid'], $permission_name)) {
                unset($admins[$key]);
            }
        }
        $admins = array_column($admins, 'username', 'uid');
        return $admins;
    }

    protected function initParams($p = [],$fields = [], $isFilter = false)
    {
        $params = [];
        if (!empty($fields)) {
            foreach ($fields as $key => $value) {
                if (isset($p[$value]) && (!empty($p[$value]) || $p[$value] == 0)) {
                    $params[$value] = $p[$value];
                } else {
                    if (!$isFilter) $params[$value] = null;
                }
            }
        }
        return $params;
    }
}