| @@ -154,6 +154,9 @@ | ||
| 154 | 154 | return $seralization; | 
| 155 | 155 | } | 
| 156 | 156 | |
| 157 | + /** | |
| 158 | + * @param string $key | |
| 159 | + */ | |
| 157 | 160 |  	private function getArrayFromKey( $key, array $serialization ) { | 
| 158 | 161 |  		if ( !array_key_exists( $key, $serialization ) ) { | 
| 159 | 162 | return array(); |