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<?php
namespace core\forms;
use core\entities\Slider;
use yii\base\Model;
use Yii;
use yii\validators\ImageValidator;
use yii\web\UploadedFile;
class SliderForm extends Model
{
public $title;
public $tagline;
public $image;
public $url;
public $sort;
private $_slider;
public function __construct(Slider $slider = null, $config = [])
{
if ($slider) {
$this->title = $slider->title;
$this->tagline = $slider->tagline;
$this->url = $slider->url;
$this->sort = $slider->sort;
$this->_slider = $slider;
}
parent::__construct($config);
}
public function rules(): array
{
$imageValidator = new ImageValidator();
$maxSize = $imageValidator->getSizeLimit() < 20*1024*1024 ? $imageValidator->getSizeLimit() : 20*1024*1024;
return [
[['title', 'image'], 'required', 'on' => Slider::SCENARIO_CREATE],
[['title'], 'required', 'on' => Slider::SCENARIO_UPDATE],
[['sort'], 'integer'],
[['title'], 'string', 'max' => 128],
[['tagline', 'url'], 'string', 'max' => 255],
[['image'], 'image', 'extensions' => 'jpg,png,gif', 'skipOnEmpty' => true, 'maxSize' => $maxSize],
];
}
public function attributeLabels() {
return [
'title' => Yii::t('slider', 'Title'),
'tagline' => Yii::t('slider', 'Tagline'),
'image' => Yii::t('slider', 'Image'),
'url' => Yii::t('slider', 'URL'),
'sort' => Yii::t('slider', 'Sort'),
];
}
public function beforeValidate()
{
if (parent::beforeValidate()) {
$this->image = UploadedFile::getInstance($this, 'image');
return true;
}
return false;
}
}