ProductImage.php
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<?php
namespace common\modules\product\models;
use common\behaviors\ImageBehavior;
use Yii;
/**
* This is the model class for table "product_image".
* @property integer $product_image_id
* @property integer $product_id
* @property integer $product_variant_id
* @property string $image
* @property string $alt
* @property string $title
* @property Product $product
* @property ProductVariant $productVariant
*/
class ProductImage extends \yii\db\ActiveRecord
{
/**
* @inheritdoc
*/
public static function tableName()
{
return 'product_image';
}
public function behaviors()
{
return [
[
'class' => ImageBehavior::className(),
'link' => 'image',
'directory' => 'products',
],
];
}
/**
* @inheritdoc
*/
public function rules()
{
return [
[
[ 'product_id' ],
'required',
],
[
[
'product_image_id',
'product_id',
'product_variant_id',
],
'integer',
],
[
[
'alt',
'title',
'image',
],
'string',
'max' => 255,
],
[
[ 'product_id' ],
'exist',
'skipOnError' => true,
'targetClass' => Product::className(),
'targetAttribute' => [ 'product_id' => 'product_id' ],
],
[
[ 'product_variant_id' ],
'exist',
'skipOnError' => true,
'targetClass' => ProductVariant::className(),
'targetAttribute' => [ 'product_variant_id' => 'product_variant_id' ],
],
];
}
/**
* @inheritdoc
*/
public function attributeLabels()
{
return [
'product_image_id' => Yii::t('product', 'Product Image ID'),
'product_id' => Yii::t('product', 'Product ID'),
'product_variant_id' => Yii::t('product', 'Product Variant ID'),
'product' => Yii::t('product', 'Product'),
'product_variant' => Yii::t('product', 'Product Variant'),
'image' => Yii::t('product', 'Image'),
'alt' => Yii::t('product', 'Alt'),
'title' => Yii::t('product', 'Title'),
];
}
/**
* @return \yii\db\ActiveQuery
*/
public function getProduct()
{
$return = $this->hasOne(Product::className(), [ 'product_id' => 'product_id' ]);
if(empty( $return )) {
$return = $this->productVariant->product_id;
}
return $return;
}
/**
* @return \yii\db\ActiveQuery
*/
public function getProductVariant()
{
return $this->hasOne(Product::className(), [ 'product_variant_id' => 'product_variant_id' ]);
}
}