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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use yii\base\InvalidArgumentException;
use yii\helpers\Json;
/**
* Parses a raw HTTP request using [[\yii\helpers\Json::decode()]].
*
* To enable parsing for JSON requests you can configure [[Request::parsers]] using this class:
*
* ```php
* 'request' => [
* 'parsers' => [
* 'application/json' => 'yii\web\JsonParser',
* ]
* ]
* ```
*
* @author Dan Schmidt <danschmidt5189@gmail.com>
* @since 2.0
*/
class JsonParser implements RequestParserInterface
{
/**
* @var bool whether to return objects in terms of associative arrays.
*/
public $asArray = true;
/**
* @var bool whether to throw a [[BadRequestHttpException]] if the body is invalid json
*/
public $throwException = true;
/**
* Parses a HTTP request body.
* @param string $rawBody the raw HTTP request body.
* @param string $contentType the content type specified for the request body.
* @return array parameters parsed from the request body
* @throws BadRequestHttpException if the body contains invalid json and [[throwException]] is `true`.
*/
public function parse($rawBody, $contentType)
{
try {
$parameters = Json::decode($rawBody, $this->asArray);
return $parameters === null ? [] : $parameters;
} catch (InvalidArgumentException $e) {
if ($this->throwException) {
throw new BadRequestHttpException('Invalid JSON data in request body: ' . $e->getMessage());
}
return [];
}
}
}
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