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: class JsonResponse extends Nette\Object implements Nette\Application\IResponse
17: {
18:     /** @var array|\stdClass */
19:     private $payload;
20: 
21:     /** @var string */
22:     private $contentType;
23: 
24: 
25:     /**
26:      * @param  array|\stdClass  payload
27:      * @param  string    MIME content type
28:      */
29:     public function __construct($payload, $contentType = NULL)
30:     {
31:         if (!is_array($payload) && !is_object($payload)) {
32:             throw new Nette\InvalidArgumentException(sprintf('Payload must be array or object class, %s given.', gettype($payload)));
33:         }
34:         $this->payload = $payload;
35:         $this->contentType = $contentType ? $contentType : 'application/json';
36:     }
37: 
38: 
39:     /**
40:      * @return array|\stdClass
41:      */
42:     public function getPayload()
43:     {
44:         return $this->payload;
45:     }
46: 
47: 
48:     /**
49:      * Returns the MIME content type of a downloaded file.
50:      * @return string
51:      */
52:     public function getContentType()
53:     {
54:         return $this->contentType;
55:     }
56: 
57: 
58:     /**
59:      * Sends response to output.
60:      * @return void
61:      */
62:     public function send(Nette\Http\IRequest $httpRequest, Nette\Http\IResponse $httpResponse)
63:     {
64:         $httpResponse->setContentType($this->contentType, 'utf-8');
65:         $httpResponse->setExpiration(FALSE);
66:         echo Nette\Utils\Json::encode($this->payload);
67:     }
68: 
69: }
70: