piwigo/admin/cat_perm.php
2010-04-18 18:59:37 +00:00

330 lines
10 KiB
PHP

<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based picture gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2010 Piwigo Team http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License as published by |
// | the Free Software Foundation |
// | |
// | This program is distributed in the hope that it will be useful, but |
// | WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
// | General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the Free Software |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
if (!defined('PHPWG_ROOT_PATH'))
{
die ("Hacking attempt!");
}
include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
// +-----------------------------------------------------------------------+
// | Check Access and exit when user status is not ok |
// +-----------------------------------------------------------------------+
check_status(ACCESS_ADMINISTRATOR);
// +-----------------------------------------------------------------------+
// | variable initialization |
// +-----------------------------------------------------------------------+
// if the category is not correct (not numeric, not private)
if (isset($_GET['cat']) and is_numeric($_GET['cat']))
{
$query = '
SELECT status
FROM '.CATEGORIES_TABLE.'
WHERE id = '.$_GET['cat'].'
;';
list($status) = pwg_db_fetch_row(pwg_query($query));
if ('private' == $status)
{
$page['cat'] = $_GET['cat'];
}
}
if (!isset($page['cat']))
{
$query = '
SELECT id
FROM '.CATEGORIES_TABLE.'
WHERE status = \'private\'
LIMIT 1
;';
list($page['cat']) = pwg_db_fetch_row(pwg_query($query));
}
// +-----------------------------------------------------------------------+
// | form submission |
// +-----------------------------------------------------------------------+
if (isset($_POST['deny_groups_submit'])
and isset($_POST['deny_groups'])
and count($_POST['deny_groups']) > 0)
{
// if you forbid access to a category, all sub-categories become
// automatically forbidden
$query = '
DELETE
FROM '.GROUP_ACCESS_TABLE.'
WHERE group_id IN ('.implode(',', $_POST['deny_groups']).')
AND cat_id IN ('.implode(',', get_subcat_ids(array($page['cat']))).')
;';
pwg_query($query);
}
else if (isset($_POST['grant_groups_submit'])
and isset($_POST['grant_groups'])
and count($_POST['grant_groups']) > 0)
{
$query = '
SELECT id
FROM '.CATEGORIES_TABLE.'
WHERE id IN ('.implode(',', get_uppercat_ids(array($page['cat']))).')
AND status = \'private\'
;';
$private_uppercats = array_from_query($query, 'id');
// We must not reinsert already existing lines in group_access table
$granteds = array();
foreach ($private_uppercats as $cat_id)
{
$granteds[$cat_id] = array();
}
$query = '
SELECT group_id, cat_id
FROM '.GROUP_ACCESS_TABLE.'
WHERE cat_id IN ('.implode(',', $private_uppercats).')
AND group_id IN ('.implode(',', $_POST['grant_groups']).')
;';
$result = pwg_query($query);
while ($row = pwg_db_fetch_assoc($result))
{
array_push($granteds[$row['cat_id']], $row['group_id']);
}
$inserts = array();
foreach ($private_uppercats as $cat_id)
{
$group_ids = array_diff($_POST['grant_groups'], $granteds[$cat_id]);
foreach ($group_ids as $group_id)
{
array_push($inserts, array('group_id' => $group_id,
'cat_id' => $cat_id));
}
}
mass_inserts(GROUP_ACCESS_TABLE, array('group_id','cat_id'), $inserts);
}
else if (isset($_POST['deny_users_submit'])
and isset($_POST['deny_users'])
and count($_POST['deny_users']) > 0)
{
// if you forbid access to a category, all sub-categories become
// automatically forbidden
$query = '
DELETE
FROM '.USER_ACCESS_TABLE.'
WHERE user_id IN ('.implode(',', $_POST['deny_users']).')
AND cat_id IN ('.implode(',', get_subcat_ids(array($page['cat']))).')
;';
pwg_query($query);
}
else if (isset($_POST['grant_users_submit'])
and isset($_POST['grant_users'])
and count($_POST['grant_users']) > 0)
{
$query = '
SELECT id
FROM '.CATEGORIES_TABLE.'
WHERE id IN ('.implode(',', get_uppercat_ids(array($page['cat']))).')
AND status = \'private\'
;';
$private_uppercats = array_from_query($query, 'id');
// We must not reinsert already existing lines in user_access table
$granteds = array();
foreach ($private_uppercats as $cat_id)
{
$granteds[$cat_id] = array();
}
$query = '
SELECT user_id, cat_id
FROM '.USER_ACCESS_TABLE.'
WHERE cat_id IN ('.implode(',', $private_uppercats).')
AND user_id IN ('.implode(',', $_POST['grant_users']).')
;';
$result = pwg_query($query);
while ($row = pwg_db_fetch_assoc($result))
{
array_push($granteds[$row['cat_id']], $row['user_id']);
}
$inserts = array();
foreach ($private_uppercats as $cat_id)
{
$user_ids = array_diff($_POST['grant_users'], $granteds[$cat_id]);
foreach ($user_ids as $user_id)
{
array_push($inserts, array('user_id' => $user_id,
'cat_id' => $cat_id));
}
}
mass_inserts(USER_ACCESS_TABLE, array('user_id','cat_id'), $inserts);
}
// +-----------------------------------------------------------------------+
// | template initialization |
// +-----------------------------------------------------------------------+
$template->set_filename('cat_perm', 'cat_perm.tpl');
$template->assign(
array(
'CATEGORIES_NAV' =>
get_cat_display_name_from_id(
$page['cat'],
'admin.php?page=cat_modify&amp;cat_id='
),
'U_HELP' => get_root_url().'admin/popuphelp.php?page=cat_perm',
'F_ACTION' => get_root_url().'admin.php?page=cat_perm&amp;cat='.$page['cat']
)
);
// +-----------------------------------------------------------------------+
// | form construction |
// +-----------------------------------------------------------------------+
// groups denied are the groups not granted. So we need to find all groups
// minus groups granted to find groups denied.
$groups = array();
$query = '
SELECT id, name
FROM '.GROUPS_TABLE.'
ORDER BY name ASC
;';
$groups = simple_hash_from_query($query, 'id', 'name');
$template->assign('all_groups', $groups);
// groups granted to access the category
$query = '
SELECT group_id
FROM '.GROUP_ACCESS_TABLE.'
WHERE cat_id = '.$page['cat'].'
;';
$group_granted_ids = array_from_query($query, 'group_id');
$group_granted_ids = order_by_name($group_granted_ids, $groups);
$template->assign('group_granted_ids', $group_granted_ids);
// groups denied
$template->assign('group_denied_ids',
order_by_name(array_diff(array_keys($groups), $group_granted_ids), $groups)
);
// users...
$users = array();
$query = '
SELECT '.$conf['user_fields']['id'].' AS id,
'.$conf['user_fields']['username'].' AS username
FROM '.USERS_TABLE.'
;';
$users = simple_hash_from_query($query, 'id', 'username');
$template->assign('all_users', $users);
$query = '
SELECT user_id
FROM '.USER_ACCESS_TABLE.'
WHERE cat_id = '.$page['cat'].'
;';
$user_granted_direct_ids = array_from_query($query, 'user_id');
$user_granted_direct_ids = order_by_name($user_granted_direct_ids, $users);
$template->assign('user_granted_direct_ids', $user_granted_direct_ids);
$user_granted_indirect_ids = array();
if (count($group_granted_ids) > 0)
{
$granted_groups = array();
$query = '
SELECT user_id, group_id
FROM '.USER_GROUP_TABLE.'
WHERE group_id IN ('.implode(',', $group_granted_ids).')
';
$result = pwg_query($query);
while ($row = pwg_db_fetch_assoc($result))
{
if (!isset($granted_groups[$row['group_id']]))
{
$granted_groups[$row['group_id']] = array();
}
array_push($granted_groups[$row['group_id']], $row['user_id']);
}
$user_granted_by_group_ids = array();
foreach ($granted_groups as $group_users)
{
$user_granted_by_group_ids = array_merge($user_granted_by_group_ids,
$group_users);
}
$user_granted_by_group_ids = array_unique($user_granted_by_group_ids);
$user_granted_indirect_ids = array_diff($user_granted_by_group_ids,
$user_granted_direct_ids);
$user_granted_indirect_ids =
order_by_name($user_granted_indirect_ids, $users);
foreach ($user_granted_indirect_ids as $user_id)
{
foreach ($granted_groups as $group_id => $group_users)
{
if (in_array($user_id, $group_users))
{
$template->append(
'user_granted_indirects',
array(
'USER'=>$users[$user_id],
'GROUP'=>$groups[$group_id]
)
);
break;
}
}
}
}
$user_denied_ids = array_diff(array_keys($users),
$user_granted_indirect_ids,
$user_granted_direct_ids);
$user_denied_ids = order_by_name($user_denied_ids, $users);
$template->assign('user_denied_ids', $user_denied_ids);
// +-----------------------------------------------------------------------+
// | sending html code |
// +-----------------------------------------------------------------------+
$template->assign_var_from_handle('ADMIN_CONTENT', 'cat_perm');
?>