AphrontJSONResponse.php
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	<?php

	/*
	* Copyright 2012 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	/**
	* @group aphront
	*/
	final class AphrontJSONResponse extends AphrontResponse {

	private $content;
	private $addJSONShield;

	public function setContent($content) {
	$this->content = $content;
	return $this;
	}

	public function setAddJSONShield($should_add) {
	$this->addJSONShield = $should_add;
	return $this;
	}

	public function shouldAddJSONShield() {
	if ($this->addJSONShield === null) {
	return true;
	}
	return (bool) $this->addJSONShield;
	}

	public function buildResponseString() {
	$response = $this->encodeJSONForHTTPResponse($this->content);
	if ($this->shouldAddJSONShield()) {
	$response = $this->addJSONShield($response);
	}
	return $response;
	}

	public function getHeaders() {
	$headers = array(
	array('Content-Type', 'application/json'),
	);
	$headers = array_merge(parent::getHeaders(), $headers);
	return $headers;
	}
	}