protected function launch()
{
$query = Index::find();
$indexTable = Index::tableName();
if (!empty($this->_words)) {
$searchWords = Yii::$app->db->quoteValue(implode(' ', $this->_words));
$query->select(["{$indexTable}.*", 'relevance' => "(MATCH ({$indexTable}.title, {$indexTable}.content) AGAINST ({$searchWords}) + (MATCH ({$indexTable}.tags) AGAINST ({$searchWords}) * 0.3))"])->where("MATCH ({$indexTable}.title, {$indexTable}.content) AGAINST ({$searchWords}) OR MATCH ({$indexTable}.tags) AGAINST ({$searchWords})")->orderBy("relevance DESC");
} else {
// empty search
$query->select("{$indexTable}.*")->orderBy("{$indexTable}.updated_at DESC");
}
if (empty($this->models)) {
$this->models = array_keys(self::models());
}
// ищем только по тем моделям которые в списке
$query->andWhere(['model_class' => $this->models]);
// ивент на модификацию запроса сторонними модулями
foreach ($this->models as $modelClass) {
ModuleEvent::trigger(self::EVENT_BEFORE_SEARCH . $modelClass, new SqlBeforeSearchEvent(['query' => $query, 'sender' => $this]));
}
echo $this->render($this->layout, ['dataProvider' => new ActiveDataProvider(['query' => $query, 'pagination' => ['pageSize' => $this->pageSize]]), 'itemLayout' => $this->itemLayout]);
}
/**
* @inheritdoc
*/
public function deletePage($event)
{
$index = Index::find()->where(['model_id' => $event->model->getPrimaryKey(), 'model_class' => $event->model->className()])->one();
ModuleEvent::trigger(self::EVENT_BEFORE_DELETE_INDEX . $event->model->className(), new SqlIndexEvent(['model' => $event->model, 'index' => $index]));
if ($index) {
$index->delete();
}
}