Helper::convertToArray

static function convertToArray($data)
{
	if(!is_array($data))
	{
		$converted = array();
		foreach($data as $key => $value)
			$converted[$key] = $value;

		$data = $converted;
	}

	foreach($data as &$value)
	{
		if(is_string($value))
			$value = trim($value);
	}

	return $data;
}