/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Books::find()->joinWith(['authors' => function (Query $query) {
$query->from(Authors::tableName() . ' authors');
}]);
// add conditions that should always apply here
$dataProvider = new ActiveDataProvider(['query' => $query]);
$dataProvider->sort->attributes['authors.fullname'] = ['asc' => ['authors.firstname' => SORT_ASC, 'authors.lastname' => SORT_ASC], 'desc' => ['authors.firstname' => SORT_DESC, 'authors.lastname' => SORT_DESC]];
$this->load($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(['id' => $this->id, 'date_create' => $this->date_create, 'date_update' => $this->date_update, 'date' => $this->date, 'author_id' => $this->author_id]);
$query->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'preview', $this->preview])->andFilterWhere(['and', ['like', 'authors.firstname', $this->getAttribute('authors.fullname')], ['like', 'authors.lastname', $this->getAttribute('authors.fullname')]]);
if (!is_null($this->from_date) && !is_null($this->to_date)) {
$query->andFilterWhere(['between', 'date', date('Y-m-d', strtotime($this->from_date)), date('Y-m-d', strtotime($this->to_date))]);
}
return $dataProvider;
}
/**
* get Authors array for select box and other
* @return array
*/
public function getAuthors()
{
return ArrayHelper::map(Authors::find()->addSelect([Authors::tableName() . ".*", "CONCAT(firstname, ' ', lastname) AS author_fullname"])->all(), 'id', 'author_fullname');
}
public function down()
{
Yii::$app->db->createCommand()->delete(Authors::tableName())->execute();
}