/**
* @param $code
* @return array|null|\yii\db\ActiveRecord
* @throws HttpException
* @throws NotAcceptableHttpException
* @throws NotFoundHttpException
*/
public static function validateShortCode($code)
{
if (!preg_match('|^[0-9a-zA-Z]{6,6}$|', $code)) {
throw new HttpException(400, 'Please enter valid short code');
}
$url = NixShortUrls::find()->where(['short_code' => $code])->one();
if ($url === null) {
throw new NotFoundHttpException('This short code not found:' . $code);
} else {
if (!is_null($url['time_end']) && date('Y-m-d') > $url['time_end']) {
throw new NotAcceptableHttpException('This short code was disabled by the end time ' . $url['time_end']);
}
}
return $url;
}
/**
* @return string|\yii\web\Response
* @throws \yii\web\HttpException
*/
public function actionIndex()
{
$model_url = new NixShortUrls();
//save url
if ($model_url->load(Yii::$app->request->post())) {
if ($model_url->validate()) {
$model_url->checkUrl($model_url['long_url']);
$model_url->setAttributes(['short_code' => $model_url->genShortCode(), 'time_create' => date('Y-m-d')]);
$model_url->save();
return $this->refresh();
}
}
//get all urls
$query = NixShortUrls::find();
$pagination = new Pagination(['defaultPageSize' => 10, 'totalCount' => $query->count()]);
$short_urls = $query->addOrderBy('id DESC')->offset($pagination->offset)->limit($pagination->limit)->all();
return $this->render('index', ['short_urls' => $short_urls, 'model_url' => $model_url, 'pagination' => $pagination]);
}