Item::convertSelectValues

static function convertSelectValues($value, $enums)
{
	$map = [];
	foreach ($enums as $enum)
	{
		$map[(int) $enum['ID']] = $enum['XML_ID'];
	}

	if (is_array($value))
	{
		foreach ($value as $i => $val)
		{
			$value[$i] = $map[$val];
		}

		$value = array_values($value);
	}
	else
	{
		$value = $map[$value];
	}

	return $value;
}