1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 6:  * @package Nette\Application\Responses
 7:  */
 8: 
 9: 
10: 
11: /**
12:  * JSON response used mainly for AJAX requests.
13:  *
14:  * @author     David Grudl
15:  *
16:  * @property-read array|\stdClass $payload
17:  * @property-read string $contentType
18:  * @package Nette\Application\Responses
19:  */
20: class JsonResponse extends Object implements IPresenterResponse
21: {
22:     /** @var array|\stdClass */
23:     private $payload;
24: 
25:     /** @var string */
26:     private $contentType;
27: 
28: 
29:     /**
30:      * @param  array|\stdClass  payload
31:      * @param  string    MIME content type
32:      */
33:     public function __construct($payload, $contentType = NULL)
34:     {
35:         if (!is_array($payload) && !is_object($payload)) {
36:             throw new InvalidArgumentException(sprintf('Payload must be array or object class, %s given.', gettype($payload)));
37:         }
38:         $this->payload = $payload;
39:         $this->contentType = $contentType ? $contentType : 'application/json';
40:     }
41: 
42: 
43:     /**
44:      * @return array|\stdClass
45:      */
46:     public function getPayload()
47:     {
48:         return $this->payload;
49:     }
50: 
51: 
52:     /**
53:      * Returns the MIME content type of a downloaded file.
54:      * @return string
55:      */
56:     public function getContentType()
57:     {
58:         return $this->contentType;
59:     }
60: 
61: 
62:     /**
63:      * Sends response to output.
64:      * @return void
65:      */
66:     public function send(IHttpRequest $httpRequest, IHttpResponse $httpResponse)
67:     {
68:         $httpResponse->setContentType($this->contentType);
69:         $httpResponse->setExpiration(FALSE);
70:         echo Json::encode($this->payload);
71:     }
72: 
73: }
74: