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<?php
namespace dameter\abstracts;
use yii\base\NotSupportedException;
use yii\db\ActiveRecord;
class DActiveRecord extends ActiveRecord
{
/** in case we would need to customize stuff */
/**
* Get the primary key column as string if the one-column PK
* NB! Always use single column Primary-keys!
* @return string
* @throws NotSupportedException if multi-column PrimaryKey is used
*/
public static function primaryKeySingle()
if (count(self::primaryKey()) === 1) {
return static::tableName() . "_id";
}
throw new NotSupportedException('Not supported for multi-column primary keys');
* @return string[]|void
* @throws NotSupportedException
public static function primaryKey()
throw new NotSupportedException('use primaryKeySingle() instead');
/** {@inheritdoc} */
public function hasMany($class, $link = null)
if (empty($link)) {
/** @var DActiveRecord $class */
$link = [$class::primaryKeySingle() => $class::primaryKeySingle()];
return parent::hasMany($class, $link);
public function hasOne($class, $link = null)
return parent::hasOne($class, $link);
dameter /
survey-abstracts
