/**
* Finds the WidgetCarousel model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return WidgetCarousel the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = WidgetCarousel::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
/**
* Creates data provider instance with search query applied
* @return ActiveDataProvider
*/
public function search($params)
{
$query = WidgetCarousel::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
if (!($this->load($params) && $this->validate())) {
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'status' => $this->status]);
$query->andFilterWhere(['like', 'key', $this->key]);
return $dataProvider;
}
/**
* Creates a new WidgetCarouselItem model.
* If creation is successful, the browser will be redirected to the 'view' page.
* @return mixed
*/
public function actionCreate($carousel_id)
{
$model = new WidgetCarouselItem();
$carousel = WidgetCarousel::findOne($carousel_id);
if (!$carousel) {
throw new HttpException(400);
}
$model->carousel_id = $carousel->id;
if ($model->load(Yii::$app->request->post())) {
if ($model->save()) {
Yii::$app->getSession()->setFlash('alert', ['options' => ['class' => 'alert-success'], 'body' => Yii::t('backend', 'Carousel slide was successfully saved')]);
return $this->redirect(['/widget-carousel/update', 'id' => $model->carousel_id]);
}
}
return $this->render('create', ['model' => $model, 'carousel' => $carousel]);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getCarousel()
{
return $this->hasOne(WidgetCarousel::className(), ['id' => 'carousel_id']);
}
/**
* @throws InvalidConfigException
*/
public function init()
{
if (!$this->key) {
throw new InvalidConfigException();
}
$cacheKey = [WidgetCarousel::className(), $this->key];
$items = \Yii::$app->cache->get($cacheKey);
if ($items === false) {
$items = [];
$query = WidgetCarouselItem::find()->joinWith('carousel')->where(['{{%widget_carousel_item}}.status' => 1, '{{%widget_carousel}}.status' => WidgetCarousel::STATUS_ACTIVE, '{{%widget_carousel}}.key' => $this->key])->orderBy(['order' => SORT_ASC]);
foreach ($query->all() as $k => $item) {
/** @var $item \common\models\WidgetCarouselItem */
if ($item->path) {
$items[$k]['content'] = Html::img($item->getImageUrl());
}
if ($item->url) {
$items[$k]['content'] = Html::a($items[$k]['content'], $item->url, ['target' => '_blank']);
}
if ($item->caption) {
$items[$k]['caption'] = $item->caption;
}
}
\Yii::$app->cache->set($cacheKey, $items, 60 * 60 * 24 * 365);
}
$this->items = $items;
parent::init();
}
