<?php
/**
 * Sleepy - a REST framework
 *
 *
 * A PHP Rest Framework valuing convention over configuration,
 * but aiming to be as flexible as possible
 *
 * @author Timothy J. Warren
 * @package Sleepy/types
 */

namespace Sleepy\Type;

use Sleepy\Core\aType;

/**
 * Class for JSON output
 */
class JSON extends aType {

	/**
	 * The mime type for output
	 *
	 * @var string
	 */
	protected $mime = 'application/json';

	/**
	 * Convert the data into the output format
	 *
	 * @param mixed $data
	 * @return string
	 */
	public function serialize($data = NULL)
	{
		if ( ! is_null($data))
		{
			$this->data = $data;
		}
		else
		{
			$data = $this->data;
		}

		return json_encode($data, JSON_PRETTY_PRINT);
	}

	/**
	 * Convert the encoded data to a native format
	 *
	 * @param string $data_string
	 * @return object
	 */
	public function unserialize($data_string)
	{
		return json_decode($data_string);
	}

}

// --------------------------------------------------------------------------
// ! Helper function
// --------------------------------------------------------------------------

/**
 * Function to simplify type instantiation
 *
 * @param mixed $data
 * @return JSON
 */
function JSON($data = NULL)
{
	return new JSON($data);
}

// End of types/JSON.php