ApiHelper::extractItemsFromArray

static function extractItemsFromArray($data = array(), $keys = array())
{
	if (!isset($keys) || empty($keys))
		return $data;
	
	$newArr = array();
	foreach ($data as $value)
	{
		if (!is_array($value))
		{
			$newArr[] = $value;
		}
		else
		{
			$currArr = array();
			foreach ($keys as $k)
			{
				$currArr[$k] = $value[$k];
			}
			$newArr[] = $currArr;
		}
	}
	
	return $newArr;
}