JsonHandler.php
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	<?php
	/**
	* Mime Type: application/json
	* @author Nathan Good <me@nategood.com>
	*/

	namespace Httpful\Handlers;

	class JsonHandler extends MimeHandlerAdapter
	{
	private $decode_as_array = false;

	public function init(array $args)
	{
	$this->decode_as_array = !!(array_key_exists('decode_as_array', $args) ? $args['decode_as_array'] : false);
	}

	/**
	* @param string $body
	* @return mixed
	*/
	public function parse($body)
	{
	if (empty($body))
	return null;
	$parsed = json_decode($body, $this->decode_as_array);
	if (is_null($parsed))
	throw new \Exception("Unable to parse response as JSON");
	return $parsed;
	}

	/**
	* @param mixed $payload
	* @return string
	*/
	public function serialize($payload)
	{
	return json_encode($payload);
	}
	}