<?php
/**
 * Part of the Joomla Framework Registry Package
 *
 * @copyright  Copyright (C) 2005 - 2015 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\Registry\Format;

use Joomla\Registry\AbstractRegistryFormat;
use Joomla\String\StringHelper;

/**
 * JSON format handler for Registry.
 *
 * @since  1.0
 */
class Json extends AbstractRegistryFormat
{
	/**
	 * Converts an object into a JSON formatted string.
	 *
	 * @param   object  $object   Data source object.
	 * @param   array   $options  Options used by the formatter.
	 *
	 * @return  string  JSON formatted string.
	 *
	 * @since   1.0
	 */
	public function objectToString($object, $options = array())
	{
		return StringHelper::unicode_to_utf8(json_encode($object));
	}

	/**
	 * Parse a JSON formatted string and convert it into an object.
	 *
	 * If the string is not in JSON format, this method will attempt to parse it as INI format.
	 *
	 * @param   string  $data     JSON formatted string to convert.
	 * @param   array   $options  Options used by the formatter.
	 *
	 * @return  object   Data object.
	 *
	 * @since   1.0
	 */
	public function stringToObject($data, array $options = array('processSections' => false))
	{
		$data = trim($data);

		if ((substr($data, 0, 1) != '{') && (substr($data, -1, 1) != '}'))
		{
			$ini = AbstractRegistryFormat::getInstance('Ini');
			$obj = $ini->stringToObject($data, $options);
		}
		else
		{
			$obj = json_decode($data);
		}

		return $obj;
	}
}
