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vendor/yiisoft/yii2/web/JsonParser.php

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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\InvalidParamException;
+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 (InvalidParamException $e) {
+            if ($this->throwException) {
+                throw new BadRequestHttpException('Invalid JSON data in request body: ' . $e->getMessage());
+            }
+
+            return [];
+        }
+    }
+}