1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  *
 6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 7:  *
 8:  * For the full copyright and license information, please view
 9:  * the file license.txt that was distributed with this source code.
10:  */
11: 
12: namespace Nette\Application;
13: 
14: use Nette;
15: 
16: 
17: 
18: /**
19:  * File download response.
20:  *
21:  * @author     David Grudl
22:  */
23: class DownloadResponse extends Nette\Object implements IPresenterResponse
24: {
25:     /** @var string */
26:     private $file;
27: 
28:     /** @var string */
29:     private $contentType;
30: 
31:     /** @var string */
32:     private $name;
33: 
34: 
35: 
36:     /**
37:      * @param  string  file path
38:      * @param  string  user name name
39:      * @param  string  MIME content type
40:      */
41:     public function __construct($file, $name = NULL, $contentType = NULL)
42:     {
43:         if (!is_file($file)) {
44:             throw new BadRequestException("File '$file' doesn't exist.");
45:         }
46: 
47:         $this->file = $file;
48:         $this->name = $name ? $name : basename($file);
49:         $this->contentType = $contentType ? $contentType : 'application/octet-stream';
50:     }
51: 
52: 
53: 
54:     /**
55:      * Returns the path to a downloaded file.
56:      * @return string
57:      */
58:     final public function getFile()
59:     {
60:         return $this->file;
61:     }
62: 
63: 
64: 
65:     /**
66:      * Returns the file name.
67:      * @return string
68:      */
69:     final public function getName()
70:     {
71:         return $this->name;
72:     }
73: 
74: 
75: 
76:     /**
77:      * Returns the MIME content type of a downloaded file.
78:      * @return string
79:      */
80:     final public function getContentType()
81:     {
82:         return $this->contentType;
83:     }
84: 
85: 
86: 
87:     /**
88:      * Sends response to output.
89:      * @return void
90:      */
91:     public function send()
92:     {
93:         Nette\Environment::getHttpResponse()->setContentType($this->contentType);
94:         Nette\Environment::getHttpResponse()->setHeader('Content-Disposition', 'attachment; filename="' . $this->name . '"');
95:         readfile($this->file);
96:     }
97: 
98: }
99: