<?php

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/*

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* This file is part of the ManageWP Worker plugin.

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*

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* (c) ManageWP LLC <contact@managewp.com>

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*

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* For the full copyright and license information, please view the LICENSE

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* file that was distributed with this source code.

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*/

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class MWP_Http_JsonResponse extends MWP_Http_Response

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{

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public function __construct($content, $statusCode = 200, array $headers = array())

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{

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$headers['content-type'] = 'application/json';

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parent::__construct($content, $statusCode, $headers);

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}

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public function getContentAsString()

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{

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$content = json_encode($this->content);

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if (!is_string($content)) {

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$invalidValues = array();

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$this->fixUtf8($this->content, $invalidValues);

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if (is_array($this->content) && count($invalidValues) > 0) {

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$this->content['utf8FixedPaths'] = $invalidValues;

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}

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$content = json_encode($this->content);

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}

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return "\n" . $content;

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}

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private function fixUtf8(&$structure, array &$found = array(), &$walkedRefs = array(), array $path = array('_'))

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{

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switch ($type = gettype($structure)) {

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case 'string':

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if (!seems_utf8($structure)) {

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$found[implode('.', $path)] = urlencode($structure);

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$structure = utf8_encode($structure);

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}

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break;

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/** @noinspection PhpMissingBreakStatementInspection */

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case 'object':

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// Handle recursion.

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// __PHP_Incomplete_Class will return false on is_object() call. Luckily, we can still get its object hash.

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$objectHash = spl_object_hash($structure);

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if (isset($walkedRefs[$objectHash])) {

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break;

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}

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$walkedRefs[$objectHash] = true;

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// Fall through.

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case 'array':

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// Object and array are by default traversable.

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foreach ($structure as $key => &$value) {

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$valuePath = $path;

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$valuePath[] = $key;

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$this->fixUtf8($value, $found, $walkedRefs, $valuePath);

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}

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break;

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}

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}

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}

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