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<?php
namespace mdm\converter;
/**
* Description of ArrayConverter
*
* @author Misbahul D Munir <misbahuldmunir@gmail.com>
* @since 1.0
*/
class ArrayConverter extends BaseConverter
{
private $_data = [];
/**
* @inheritdoc
*/
public function events()
{
return[
'beforeSave' => 'beforeSave'
];
}
public function beforeSave($event)
{
foreach ($this->attributes as $to => $from) {
$val = isset($this->_data[$to]) ? $this->_data[$to]->toArray() : null;
$this->owner->$from = $val === null ? null : json_encode($val);
}
}
/**
* @inheritdoc
*/
protected function convertToLogical($value, $attribute)
{
if (!isset($this->_data[$attribute])) {
$this->_data[$attribute] = new DataCollection($value === null || $value === '' ? null : json_decode($value, true));
}
return $this->_data[$attribute];
}
/**
* @inheritdoc
*/
protected function convertToPhysical($value, $attribute)
{
if (!isset($this->_data[$attribute])) {
$this->_data[$attribute] = new DataCollection($value === '' ? null : $value);
} else {
$this->_data[$attribute]->copyFromArray($value === '' ? null : $value);
}
$this->owner->{$this->attributes[$attribute]} = $value === '' || $value === null ? null : json_encode($value);
}
}