mirror/php-phpbb
1
0
Fork 0
mirror of https://github.com/phpbb/phpbb.git synced 2025-05-09 17:15:19 +02:00
Code Issues Releases Wiki Activity

Implemented strict check for cached user permissions and existing ACL options. This fix makes sure cached permissions are valid, even if they got already cached.

Browse Source 
git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@8985 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Meik Sievertsen 2008-10-09 13:18:38 +00:00
parent aa27ec5ebb
commit ab5146a72a
1 changed files with 46 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
phpBB/includes/auth.php
View File

@ -71,7 +71,46 @@ class auth
$this->acl_cache($userdata);
}
$user_permissions = explode("\n", $userdata['user_permissions']);
// Fill ACL array
$this->_fill_acl($userdata['user_permissions']);
// Verify bitstring length with options provided...
$renew = false;
$global_length = sizeof($this->acl_options['global']);
$local_length = sizeof($this->acl_options['local']);
// Specify comparing length (bitstring is padded to 31 bits)
$global_length = ($global_length % 31) ? ($global_length - ($global_length % 31) + 31) : $global_length;
$local_length = ($local_length % 31) ? ($local_length - ($local_length % 31) + 31) : $local_length;
// You thought we are finished now? Noooo... now compare them.
foreach ($this->acl as $forum_id => $bitstring)
{
if (($forum_id && strlen($bitstring) != $local_length) || (!$forum_id && strlen($bitstring) != $global_length))
{
$renew = true;
break;
}
}
// If a bitstring within the list does not match the options, we have a user with incorrect permissions set and need to renew them
if ($renew)
{
$this->acl_cache($userdata);
$this->_fill_acl($userdata['user_permissions']);
}
return;
}
/**
* Fill ACL array with relevant bitstrings from user_permissions column
* @access private
*/
function _fill_acl($user_permissions)
{
$this->acl = array();
$user_permissions = explode("\n", $user_permissions);
foreach ($user_permissions as $f => $seq)
{
@ -92,8 +131,6 @@ class auth
}
}
}
return;
}
/**