Yii2实现让关联字段支持搜索功能的方法

直接上代码

感谢 老胡哥，分享代码，记录一下，方便学习，且分享给大家

https://github.com/hubeiwei/hello-yii2/blob/2.0/models/search/SettingSearch.php
https://github.com/hubeiwei/hello-yii2/blob/2.0/modules/backend/views/setting/index.php

user表主键id；setting表 外键updated_by

SettingSearch.php

 '操作人',
        ]);
    }
    /**
     * @inheritdoc
     */
    public function scenarios()
    {
        // bypass scenarios() implementation in the parent class
        return Model::scenarios();
    }
    /**
     * Creates data provider instance with search query applied
     *
     * @param array $params
     *
     * @return ActiveDataProvider
     */
    public function search($params)
    {
        $query = self::find()
            ->from(['setting' => self::tableName()])
            ->select([
                'setting.*',
                'user.username',
            ])
            ->leftJoin(['user' => User::tableName()], 'user.id = setting.updated_by');
        // add conditions that should always apply here
        $dataProvider = new ActiveDataProvider([
            'query' => $query,
        ]);
        $this->load($params);
        if (!$this->validate()) {
            // uncomment the following line if you do not want to return any records when validation fails
            // $query->where('0=1');
            return $dataProvider;
        }
        // grid filtering conditions
        $query->andFilterWhere([
            'setting.id' => $this->id,
            'setting.updated_by' => $this->updated_by,
            'user.username' => $this->getAttribute('username'),
        ]);
        $query->andFilterWhere(['like', 'key', $this->key])
            ->andFilterWhere(['like', 'value', $this->value])
            ->andFilterWhere(['like', 'setting.status', $this->status])
            ->andFilterWhere(['like', 'description', $this->description])
            ->andFilterWhere(['like', 'tag', $this->tag]);
        $query->timeRangeFilter('setting.created_at', $this->created_at, false)
            ->timeRangeFilter('setting.updated_at', $this->updated_at, false);
        return $dataProvider;
    }
}

index.php

title = '网站配置';
$this->params['breadcrumbs'][] = ['label' => $this->title, 'url' => ['index']];
$gridColumns = [
    ['class' => SerialColumn::className()],
    [
        'attribute' => 'id',
        'headerOptions' => ['width' => 80],
    ],
    'key',
    'value',
    'description',
    'tag',
    [
        'attribute' => 'status',
        'value' => function ($model) {
            return Setting::$status_map[$model->status];
        },
        'filter' => RenderHelper::dropDownFilter('SettingSearch[status]', $searchModel->status, Setting::$status_map),
        'headerOptions' => ['width' => 100],
    ],
    'username',
    [
        'attribute' => 'created_at',
        'format' => 'dateTime',
        'filterType' => DateRangePicker::className(),
        'filterWidgetOptions' => [
            'dateOnly' => false,
        ],
        'headerOptions' => ['width' => 160],
    ],
    [
        'attribute' => 'updated_at',
        'format' => 'dateTime',
        'filterType' => DateRangePicker::className(),
        'filterWidgetOptions' => [
            'dateOnly' => false,
        ],
        'headerOptions' => ['width' => 160],
    ],
    ['class' => ActionColumn::className()],
];
?>


    
title) ?>

    


    

         'btn btn-info']) ?>
    

    
    

效果图