Initial release of attachment plugin for projects.
[timetracker.git] / file_download.php
1 <?php
2 // +----------------------------------------------------------------------+
3 // | Anuko Time Tracker
4 // +----------------------------------------------------------------------+
5 // | Copyright (c) Anuko International Ltd. (https://www.anuko.com)
6 // +----------------------------------------------------------------------+
7 // | LIBERAL FREEWARE LICENSE: This source code document may be used
8 // | by anyone for any purpose, and freely redistributed alone or in
9 // | combination with other software, provided that the license is obeyed.
10 // |
11 // | There are only two ways to violate the license:
12 // |
13 // | 1. To redistribute this code in source form, with the copyright
14 // |    notice or license removed or altered. (Distributing in compiled
15 // |    forms without embedded copyright notices is permitted).
16 // |
17 // | 2. To redistribute modified versions of this code in *any* form
18 // |    that bears insufficient indications that the modifications are
19 // |    not the work of the original author(s).
20 // |
21 // | This license applies to this document only, not any other software
22 // | that it may be combined with.
23 // |
24 // +----------------------------------------------------------------------+
25 // | Contributors:
26 // | https://www.anuko.com/time_tracker/credits.htm
27 // +----------------------------------------------------------------------+
28
29 require_once('initialize.php');
30 import('form.Form');
31 import('ttFileHelper');
32 import('ttProjectHelper');
33
34 // Access checks.
35 $cl_file_id = (int)$request->getParameter('id');
36 $file = ttFileHelper::get($cl_file_id);
37 if (!$file) {
38   header('Location: access_denied.php');
39   exit();
40 }
41 // Entity-specific checks.
42 if ($file['entity_type'] == 'project') {
43   if (!ttAccessAllowed('manage_projects') || !ttProjectHelper::get($file['entity_id'])) {
44     header('Location: access_denied.php');
45     exit();
46   }
47 }
48 if ($file['entity_type'] != 'project') {
49   // Currently, files are only associated with projects.
50   // Improve access checks when the feature evolves.
51   header('Location: access_denied.php');
52   exit();
53 }
54 // End of access checks.
55
56 $fileHelper = new ttFileHelper($err);
57
58 if ($fileHelper->getFile($file)) {
59   header('Pragma: public'); // This is needed for IE8 to download files over https.
60   header('Content-Type: application/octet-stream');
61   header('Expires: '.gmdate('D, d M Y H:i:s').' GMT');
62   header('Content-Disposition: attachment; filename="'.$file['file_name'].'"');
63   header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
64   header('Cache-Control: private', false);
65
66   echo $fileHelper->getFileData();
67   exit;
68 }
69
70 $smarty->assign('title', $i18n->get('title.download_file'));
71 $smarty->assign('content_page_name', 'file_download.tpl');
72 $smarty->display('index.tpl');