/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Article::find();
$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;
}
$query->andFilterWhere(['id' => $this->id, 'create_at' => $this->create_at, 'update_at' => $this->update_at, 'times' => $this->times, 'status' => $this->status, 'type_id' => $this->type_id]);
$query->andFilterWhere(['like', 'title', $this->title])->andFilterWhere(['like', 'content', $this->content])->andFilterWhere(['like', 'create_by', $this->create_by])->andFilterWhere(['like', 'update_by', $this->update_by]);
$query->addOrderBy(['id' => SORT_DESC]);
return $dataProvider;
}
public function actionIndex()
{
$dataProvider = new ActiveDataProvider(['query' => Article::find([])->orderBy('create_at desc')->limit(20), 'pagination' => ['pageSize' => 20]]);
$hot_dataProvider = new ActiveDataProvider(['query' => Article::find([])->orderBy('times desc')->limit(20), 'pagination' => ['pageSize' => 20]]);
// $dataProvider = new ArrayDataProvider([
// 'allModels'=>[
// ['title'=>'LAMP环境搭建'],
// ['title'=>'大数据时代'],
// ['title'=>'如果那么，那么~~~~~~~~~'],
// ['title'=>'LAMP环境搭建'],
// ['title'=>'大数据时代'],
// ['title'=>'如果那么，那么~~~~~~~~~'],
// ]
// ]);
return $this->render('index', ['dataProvider' => $dataProvider, 'hot_dataProvider' => $hot_dataProvider]);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getArticles()
{
return $this->hasMany(Article::className(), ['type_id' => 'id']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getArticle()
{
return $this->hasOne(Article::className(), ['id' => 'article_id']);
}
public function actionView($id)
{
$model = Article::findOne($id);
Article::updateAllCounters(['times' => 1], ['id' => $id]);
return $this->render('view', ['model' => $model]);
}
/**
* Finds the Article model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param integer $id
* @return Article the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = Article::findOne($id)) !== null) {
$data = $model->getTags()->all();
if ($data) {
$tags = [];
foreach ($data as $row) {
$tags[] = $row->tag;
}
$model->tags = implode(',', $tags);
}
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}