Support for chunked HTTP messages added, some code encapsulated:
[mailer.git] / inc / modules / admin / what-updates.php
1 <?php
2 /************************************************************************
3  * Mailer v0.2.1-FINAL                                Start: 01/16/2004 *
4  * ===================                          Last change: 05/14/2004 *
5  *                                                                      *
6  * -------------------------------------------------------------------- *
7  * File              : what-updates.php                                 *
8  * -------------------------------------------------------------------- *
9  * Short description : Check for updates                                *
10  * -------------------------------------------------------------------- *
11  * Kurzbeschreibung  : Prueft nach Updates                              *
12  * -------------------------------------------------------------------- *
13  * $Revision::                                                        $ *
14  * $Date::                                                            $ *
15  * $Tag:: 0.2.1-FINAL                                                 $ *
16  * $Author::                                                          $ *
17  * -------------------------------------------------------------------- *
18  * Copyright (c) 2003 - 2009 by Roland Haeder                           *
19  * Copyright (c) 2009 - 2011 by Mailer Developer Team                   *
20  * For more information visit: http://www.mxchange.org                  *
21  *                                                                      *
22  * This program is free software; you can redistribute it and/or modify *
23  * it under the terms of the GNU General Public License as published by *
24  * the Free Software Foundation; either version 2 of the License, or    *
25  * (at your option) any later version.                                  *
26  *                                                                      *
27  * This program is distributed in the hope that it will be useful,      *
28  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
29  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
30  * GNU General Public License for more details.                         *
31  *                                                                      *
32  * You should have received a copy of the GNU General Public License    *
33  * along with this program; if not, write to the Free Software          *
34  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
35  * MA  02110-1301  USA                                                  *
36  ************************************************************************/
37
38 // Some security stuff...
39 if ((!defined('__SECURITY')) || (!isAdmin())) {
40         die();
41 } // END - if
42
43 // Add description as navigation point
44 addYouAreHereLink('admin', __FILE__);
45
46 // Init array
47 $ONLINE['code'] = '???';
48
49 // Get response from our server in an array
50 $response = sendGetRequest('check-updates3.php');
51
52 if (empty($response[0]) && empty($response[1]) && empty($response[2]) && empty($response[3])) {
53         // Error!
54         $response = array('', '', '');
55 } else {
56         // Analyse header for response code
57         if (isInStringIgnoreCase('200 OK', $response[0])) {
58                 // Found, kill header
59                 $response = removeHttpHeaderFromResponse($response);
60
61                 // Which is the latest version on server?
62                 $ONLINE = array(
63                         'version'  => trim(str_replace("\n", '', $response[0])),
64                         'changed'  => trim(str_replace("\n", '', $response[1])),
65                         'revision' => trim(str_replace("\n", '', $response[2])),
66                         'code'     => '200 OK'
67                 );
68         } else {
69                 // 404 / 403 error from server
70                 $ONLINE['code'] = $response[0];
71         }
72 }
73
74 // Is a newer version available?
75 if (empty($ONLINE['version'])) {
76         // Disconnected?
77         loadTemplate('admin_settings_unsaved', false, '{--ADMIN_CANNOT_CHECK_VERSION--} (' . $ONLINE['code'] . ')');
78 } elseif (($ONLINE['version'] != getFullVersion()) || ($ONLINE['revision'] > getCurrentRepositoryRevision())) {
79         // New full-version available (all previous released patches are included in this version!)
80         $ONLINE['changed'] = generateDateTime($ONLINE['changed'], 2);
81
82         // Load template
83         loadTemplate('admin_update_download', false, $ONLINE);
84 } elseif ($ONLINE['revision'] < getCurrentRepositoryRevision()) {
85         // Installed revision is newer than on server
86         displayMessage('{--ADMIN_LOCAL_REVISION_IS_NEWER_THAN_UPDATE--}');
87 } else {
88         // You have the latest version!
89         displayMessage('{--ADMIN_NO_UPDATES_AVAILABLE--}');
90 }
91
92 // [EOF]
93 ?>