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