source: branches/branch-1_5/admin/group_perm.php @ 1003

Last change on this file since 1003 was 1003, checked in by nikrou, 18 years ago

Improve security of sessions:

  • use only cookies to store session id on client side
  • use default php session system with database handler to store sessions on server side
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 6.0 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | PhpWebGallery - a PHP based picture gallery                           |
4// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
5// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
6// +-----------------------------------------------------------------------+
7// | branch        : BSF (Best So Far)
8// | file          : $RCSfile$
9// | last update   : $Date: 2006-01-15 12:52:55 +0000 (Sun, 15 Jan 2006) $
10// | last modifier : $Author: nikrou $
11// | revision      : $Revision: 1003 $
12// +-----------------------------------------------------------------------+
13// | This program is free software; you can redistribute it and/or modify  |
14// | it under the terms of the GNU General Public License as published by  |
15// | the Free Software Foundation                                          |
16// |                                                                       |
17// | This program is distributed in the hope that it will be useful, but   |
18// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
19// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
20// | General Public License for more details.                              |
21// |                                                                       |
22// | You should have received a copy of the GNU General Public License     |
23// | along with this program; if not, write to the Free Software           |
24// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
25// | USA.                                                                  |
26// +-----------------------------------------------------------------------+
27
28if( !defined("PHPWG_ROOT_PATH") )
29{
30  die ("Hacking attempt!");
31}
32include_once( PHPWG_ROOT_PATH.'admin/include/isadmin.inc.php' );
33
34// +-----------------------------------------------------------------------+
35// |                            variables init                             |
36// +-----------------------------------------------------------------------+
37
38if (isset($_GET['group_id']) and is_numeric($_GET['group_id']))
39{
40  $page['group'] = $_GET['group_id'];
41}
42else
43{
44  echo l10n('group_id URL parameter is missing');
45  exit();
46}
47
48// +-----------------------------------------------------------------------+
49// |                                updates                                |
50// +-----------------------------------------------------------------------+
51
52if (isset($_POST['falsify'])
53    and isset($_POST['cat_true'])
54    and count($_POST['cat_true']) > 0)
55{
56  // if you forbid access to a category, all sub-categories become
57  // automatically forbidden
58  $subcats = get_subcat_ids($_POST['cat_true']);
59  $query = '
60DELETE
61  FROM '.GROUP_ACCESS_TABLE.'
62  WHERE group_id = '.$page['group'].'
63  AND cat_id IN ('.implode(',', $subcats).')
64;';
65  pwg_query($query);
66}
67else if (isset($_POST['trueify'])
68         and isset($_POST['cat_false'])
69         and count($_POST['cat_false']) > 0)
70{
71  $uppercats = get_uppercat_ids($_POST['cat_false']);
72  $private_uppercats = array();
73
74  $query = '
75SELECT id
76  FROM '.CATEGORIES_TABLE.'
77  WHERE id IN ('.implode(',', $uppercats).')
78  AND status = \'private\'
79;';
80  $result = pwg_query($query);
81  while ($row = mysql_fetch_array($result))
82  {
83    array_push($private_uppercats, $row['id']);
84  }
85
86  // retrying to authorize a category which is already authorized may cause
87  // an error (in SQL statement), so we need to know which categories are
88  // accesible
89  $authorized_ids = array();
90   
91  $query = '
92SELECT cat_id
93  FROM '.GROUP_ACCESS_TABLE.'
94  WHERE group_id = '.$page['group'].'
95;';
96  $result = pwg_query($query);
97 
98  while ($row = mysql_fetch_array($result))
99  {
100    array_push($authorized_ids, $row['cat_id']);
101  }
102 
103  $inserts = array();
104  $to_autorize_ids = array_diff($private_uppercats, $authorized_ids);
105  foreach ($to_autorize_ids as $to_autorize_id)
106  {
107    array_push(
108      $inserts,
109      array(
110        'group_id' => $page['group'],
111        'cat_id' => $to_autorize_id
112        )
113      );
114  }
115
116  mass_inserts(GROUP_ACCESS_TABLE, array('group_id','cat_id'), $inserts);
117}
118
119// +-----------------------------------------------------------------------+
120// |                             template init                             |
121// +-----------------------------------------------------------------------+
122
123$template->set_filenames(
124  array(
125    'group_perm' => 'admin/group_perm.tpl',
126    'double_select' => 'admin/double_select.tpl'
127    )
128  );
129
130$template->assign_vars(
131  array(
132    'TITLE' =>
133      sprintf(
134        l10n('Manage permissions for group "%s"'),
135        get_groupname($page['group']
136          )
137        ),
138    'L_CAT_OPTIONS_TRUE'=>$lang['authorized'],
139    'L_CAT_OPTIONS_FALSE'=>$lang['forbidden'],
140    'L_CAT_OPTIONS_INFO'=>$lang['permuser_info'],
141   
142    'F_ACTION' =>
143        PHPWG_ROOT_PATH.
144        'admin.php?page=group_perm&amp;group_id='.
145        $page['group']
146    )
147  );
148 
149// only private categories are listed
150$query_true = '
151SELECT id,name,uppercats,global_rank
152  FROM '.CATEGORIES_TABLE.' INNER JOIN '.GROUP_ACCESS_TABLE.' ON cat_id = id
153  WHERE status = \'private\'
154    AND group_id = '.$page['group'].'
155;';
156display_select_cat_wrapper($query_true,array(),'category_option_true');
157
158$result = pwg_query($query_true);
159$authorized_ids = array();
160while ($row = mysql_fetch_array($result))
161{
162  array_push($authorized_ids, $row['id']);
163}
164
165$query_false = '
166SELECT id,name,uppercats,global_rank
167  FROM '.CATEGORIES_TABLE.'
168  WHERE status = \'private\'';
169if (count($authorized_ids) > 0)
170{
171  $query_false.= '
172    AND id NOT IN ('.implode(',', $authorized_ids).')';
173}
174$query_false.= '
175;';
176display_select_cat_wrapper($query_false,array(),'category_option_false');
177
178// +-----------------------------------------------------------------------+
179// |                           html code display                           |
180// +-----------------------------------------------------------------------+
181
182$template->assign_var_from_handle('DOUBLE_SELECT', 'double_select');
183$template->assign_var_from_handle('ADMIN_CONTENT', 'group_perm');
184
185?>
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