mirror of
https://github.com/phpbb/phpbb.git
synced 2025-02-25 20:44:01 +01:00
686 lines
20 KiB
PHP
686 lines
20 KiB
PHP
<?php
|
|
/***************************************************************************
|
|
* session.php
|
|
* -------------------
|
|
* begin : Saturday, Feb 13, 2001
|
|
* copyright : (C) 2002 The phpBB Group
|
|
* email : support@phpbb.com
|
|
*
|
|
* $Id$
|
|
*
|
|
***************************************************************************/
|
|
|
|
/***************************************************************************
|
|
*
|
|
* 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; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
***************************************************************************/
|
|
|
|
class session
|
|
{
|
|
var $session_id = '';
|
|
var $data = array();
|
|
var $browser = '';
|
|
var $ip = '';
|
|
var $page = '';
|
|
var $load;
|
|
|
|
// Called at each page start ... checks for, updates and/or creates a session
|
|
function start($update = true)
|
|
{
|
|
global $SID, $db, $config;
|
|
|
|
$current_time = time();
|
|
$this->browser = ( !empty($_SERVER['HTTP_USER_AGENT']) ) ? $_SERVER['HTTP_USER_AGENT'] : $_ENV['HTTP_USER_AGENT'];
|
|
$this->page = ( !empty($_SERVER['PHP_SELF']) ) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
|
|
$this->page .= '&' . ( ( !empty($_SERVER['QUERY_STRING']) ) ? $_SERVER['QUERY_STRING'] : $_ENV['QUERY_STRING'] );
|
|
|
|
if ( isset($_COOKIE[$config['cookie_name'] . '_sid']) || isset($_COOKIE[$config['cookie_name'] . '_data']) )
|
|
{
|
|
$sessiondata = ( isset($_COOKIE[$config['cookie_name'] . '_data']) ) ? unserialize(stripslashes($_COOKIE[$config['cookie_name'] . '_data'])) : '';
|
|
$this->session_id = ( isset($_COOKIE[$config['cookie_name'] . '_sid']) ) ? $_COOKIE[$config['cookie_name'] . '_sid'] : '';
|
|
$SID = (defined('IN_ADMIN')) ? '?sid=' . $this->session_id : '?sid=';
|
|
}
|
|
else
|
|
{
|
|
$sessiondata = '';
|
|
$this->session_id = ( isset($_GET['sid']) ) ? $_GET['sid'] : '';
|
|
$SID = '?sid=' . $this->session_id;
|
|
}
|
|
|
|
// Obtain users IP
|
|
$this->ip = ( !empty($_SERVER['REMOTE_ADDR']) ) ? $_SERVER['REMOTE_ADDR'] : $REMOTE_ADDR;
|
|
|
|
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))
|
|
{
|
|
if ( preg_match('/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)/', $_SERVER['HTTP_X_FORWARDED_FOR'], $ip_list) )
|
|
{
|
|
$private_ip = array('/^0\./', '/^127\.0\.0\.1/', '/^192\.168\..*/', '/^172\.16\..*/', '/^10\..*/', '/^224\..*/', '/^240\..*/');
|
|
$this->ip = preg_replace($private_ip, $this->ip, $ip_list[1]);
|
|
}
|
|
}
|
|
|
|
// Load limit check (if applicable)
|
|
if ( doubleval($config['limit_load']) && file_exists('/proc/loadavg') )
|
|
{
|
|
if ( $load = @file('/proc/loadavg') )
|
|
{
|
|
list($this->load) = explode(' ', $load[0]);
|
|
|
|
if ( $this->load > doubleval($config['limit_load']) )
|
|
{
|
|
trigger_error('Board_unavailable');
|
|
}
|
|
}
|
|
}
|
|
|
|
// session_id exists so go ahead and attempt to grab all data in preparation
|
|
if ( !empty($this->session_id) )
|
|
{
|
|
$sql = "SELECT u.*, s.*
|
|
FROM " . SESSIONS_TABLE . " s, " . USERS_TABLE . " u
|
|
WHERE s.session_id = '" . $this->session_id . "'
|
|
AND u.user_id = s.session_user_id";
|
|
$result = $db->sql_query($sql);
|
|
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
|
|
// Did the session exist in the DB?
|
|
if ( isset($this->data['user_id']) )
|
|
{
|
|
// Validate IP length according to admin ... has no effect on IPv6
|
|
$s_ip = implode('.', array_slice(explode('.', $this->data['session_ip']), 0, $config['ip_check']));
|
|
$u_ip = implode('.', array_slice(explode('.', $this->ip), 0, $config['ip_check']));
|
|
|
|
if ( $u_ip == $s_ip )
|
|
{
|
|
// Only update session DB a minute or so after last update or if page changes
|
|
if ( ( $current_time - $this->data['session_time'] > 60 || $this->data['session_page'] != $user_page ) && $update )
|
|
{
|
|
$sql = "UPDATE " . SESSIONS_TABLE . "
|
|
SET session_time = $current_time, session_page = '$this->page'
|
|
WHERE session_id = '" . $this->session_id . "'";
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If we reach here then no (valid) session exists. So we'll create a new one,
|
|
// using the cookie user_id if available to pull basic user prefs.
|
|
$autologin = ( isset($sessiondata['autologinid']) ) ? $sessiondata['autologinid'] : '';
|
|
$user_id = ( isset($sessiondata['userid']) ) ? intval($sessiondata['userid']) : ANONYMOUS;
|
|
|
|
return $this->create($user_id, $autologin);
|
|
}
|
|
|
|
// Create a new session
|
|
function create(&$user_id, &$autologin)
|
|
{
|
|
global $SID, $db, $config;
|
|
|
|
$sessiondata = array();
|
|
$current_time = time();
|
|
|
|
if ( intval($config['active_sessions']) )
|
|
{
|
|
// Limit sessions in 1 minute period
|
|
$sql = "SELECT COUNT(*) AS sessions
|
|
FROM " . SESSIONS_TABLE . "
|
|
WHERE session_time >= " . ( $current_time - 60 );
|
|
$result = $db->sql_query($sql);
|
|
|
|
$row = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
|
|
if ( intval($row['sessions']) > intval($config['active_sessions']) )
|
|
{
|
|
trigger_error('Board_unavailable');
|
|
}
|
|
}
|
|
|
|
// Garbage collection ... remove old sessions updating user information
|
|
// if necessary. It means (potentially) 22 queries but only infrequently
|
|
if ( $current_time - $config['session_gc'] > $config['session_last_gc'] )
|
|
{
|
|
$this->gc($current_time);
|
|
}
|
|
|
|
// Grab user data ... join on session if it exists for session time
|
|
$sql = "SELECT u.*, s.session_time
|
|
FROM ( " . USERS_TABLE . " u
|
|
LEFT JOIN " . SESSIONS_TABLE . " s ON s.session_user_id = u.user_id )
|
|
WHERE u.user_id = $user_id
|
|
ORDER BY s.session_time DESC";
|
|
$result = $db->sql_query($sql);
|
|
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
|
|
// Check autologin request, is it valid?
|
|
if ( $this->data['user_password'] != $autologin || !$this->data['user_active'] || !$user_id )
|
|
{
|
|
$autologin = '';
|
|
$this->data['user_id'] = $user_id = ANONYMOUS;
|
|
}
|
|
|
|
$sql = "SELECT ban_ip, ban_userid, ban_email
|
|
FROM " . BANLIST_TABLE . "
|
|
WHERE ban_end >= $current_time
|
|
OR ban_end = 0";
|
|
$result = $db->sql_query($sql);
|
|
|
|
while ( $row = $db->sql_fetchrow($result) )
|
|
{
|
|
if ( ( $row['user_id'] == $this->data['user_id'] ||
|
|
( $row['ban_ip'] && preg_match('#^' . str_replace('*', '.*?', $row['ban_ip']) . '$#i', $this->ip) ) ||
|
|
( $row['ban_email'] && preg_match('#^' . str_replace('*', '.*?', $row['ban_email']) . '$#i', $this->data['user_email']) ) )
|
|
&& !$this->data['user_founder'] )
|
|
{
|
|
trigger_error('You_been_banned');
|
|
}
|
|
}
|
|
$db->sql_freeresult($result);
|
|
|
|
// Is there an existing session? If so, grab last visit time from that
|
|
$this->data['session_last_visit'] = ( $this->data['session_time'] ) ? $this->data['session_time'] : ( ( $this->data['user_lastvisit'] ) ? $this->data['user_lastvisit'] : time() );
|
|
|
|
// Create or update the session
|
|
$db->sql_return_on_error(true);
|
|
|
|
$sql = "UPDATE " . SESSIONS_TABLE . "
|
|
SET session_user_id = $user_id, session_last_visit = " . $this->data['session_last_visit'] . ", session_start = $current_time, session_time = $current_time, session_browser = '$this->browser', session_page = '$this->page'
|
|
WHERE session_id = '" . $this->session_id . "'";
|
|
if ( !$db->sql_query($sql) || !$db->sql_affectedrows() )
|
|
{
|
|
$db->sql_return_on_error(false);
|
|
$this->session_id = md5(uniqid($user_ip));
|
|
|
|
$sql = "INSERT INTO " . SESSIONS_TABLE . "
|
|
(session_id, session_user_id, session_last_visit, session_start, session_time, session_ip, session_browser, session_page)
|
|
VALUES ('" . $this->session_id . "', $user_id, " . $this->data['session_last_visit'] . ", $current_time, $current_time, '$this->ip', '$this->browser', '$this->page')";
|
|
$db->sql_query($sql);
|
|
}
|
|
$db->sql_return_on_error(false);
|
|
|
|
$this->data['session_id'] = $this->session_id;
|
|
|
|
$sessiondata['autologinid'] = ( $autologin && $user_id ) ? $autologin : '';
|
|
$sessiondata['userid'] = $user_id;
|
|
|
|
$this->set_cookie('data', serialize($sessiondata), $current_time + 31536000);
|
|
$this->set_cookie('sid', $this->session_id, 0);
|
|
$SID = '?sid=' . $this->session_id;
|
|
|
|
if ( $this->data['user_id'] )
|
|
{
|
|
// Events ... ?
|
|
// do_events('days');
|
|
|
|
// First page ... ?
|
|
// if (!empty($this->data['user_firstpage']))
|
|
// {
|
|
// redirect($userdata['user_firstpage']);
|
|
// }
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// Destroy a session
|
|
function destroy()
|
|
{
|
|
global $SID, $db, $config;
|
|
|
|
$current_time = time();
|
|
|
|
$this->set_cookie('data', '', $current_time - 31536000);
|
|
$this->set_cookie('sid', '', $current_time - 31536000);
|
|
$SID = '?sid=';
|
|
|
|
// Delete existing session, update last visit info first!
|
|
$sql = "UPDATE " . USERS_TABLE . "
|
|
SET user_lastvisit = " . intval($this->data['session_time']) . "
|
|
WHERE user_id = " . $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
$sql = "DELETE FROM " . SESSIONS_TABLE . "
|
|
WHERE session_id = '" . $this->session_id . "'
|
|
AND session_user_id = " . $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
$this->session_id = '';
|
|
|
|
return true;
|
|
}
|
|
|
|
// Garbage collection
|
|
function gc(&$current_time)
|
|
{
|
|
global $db, $config;
|
|
|
|
// Get expired sessions, only most recent for each user
|
|
$sql = "SELECT session_user_id, MAX(session_time) AS recent_time
|
|
FROM " . SESSIONS_TABLE . "
|
|
WHERE session_time < " . ( $current_time - $config['session_length'] ) . "
|
|
GROUP BY session_user_id
|
|
LIMIT 5";
|
|
$result = $db->sql_query($sql);
|
|
|
|
$del_user_id = '';
|
|
$del_sessions = 0;
|
|
while ( $row = $db->sql_fetchrow($result) )
|
|
{
|
|
if ( $row['session_user_id'] )
|
|
{
|
|
$sql = "UPDATE " . USERS_TABLE . "
|
|
SET user_lastvisit = " . $row['recent_time'] . "
|
|
WHERE user_id = " . $row['session_user_id'];
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
$del_user_id .= ( ( $del_user_id != '' ) ? ', ' : '' ) . ' \'' . $row['session_user_id'] . '\'';
|
|
$del_sessions++;
|
|
}
|
|
|
|
if ( $del_user_id != '' )
|
|
{
|
|
// Delete expired sessions
|
|
$sql = "DELETE FROM " . SESSIONS_TABLE . "
|
|
WHERE session_user_id IN ($del_user_id)
|
|
AND session_time < " . ( $current_time - $config['session_length'] );
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
if ( $del_sessions < 5 )
|
|
{
|
|
// Less than 5 sessions, update gc timer ... else we want gc
|
|
// called again to delete other sessions
|
|
$sql = "UPDATE " . CONFIG_TABLE . "
|
|
SET config_value = '$current_time'
|
|
WHERE config_name = 'session_last_gc'";
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
// Set a cookie
|
|
function set_cookie($name, $cookiedata, $cookietime)
|
|
{
|
|
global $config;
|
|
|
|
setcookie($config['cookie_name'] . '_' . $name, $cookiedata, $cookietime, $config['cookie_path'], $config['cookie_domain'], $config['cookie_secure']);
|
|
}
|
|
}
|
|
|
|
// Contains (at present) basic user methods such as configuration
|
|
// creating date/time ... keep this?
|
|
class user extends session
|
|
{
|
|
var $lang = array();
|
|
var $theme = array();
|
|
var $date_format;
|
|
var $timezone;
|
|
var $dst;
|
|
|
|
var $lang_name;
|
|
var $lang_path;
|
|
var $img_lang;
|
|
|
|
function setup($lang_set = false, $style = false)
|
|
{
|
|
global $db, $template, $config, $phpEx, $phpbb_root_path;
|
|
|
|
if ( $this->data['user_id'] != ANONYMOUS )
|
|
{
|
|
$this->lang_name = ( file_exists($phpbb_root_path . 'language/' . $this->data['user_lang']) ) ? $this->data['user_lang'] : $config['default_lang'];
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $this->lang_name . '/';
|
|
|
|
$this->date_format = $this->data['user_dateformat'];
|
|
$this->timezone = $this->data['user_timezone'] * 3600;
|
|
$this->dst = $this->data['user_dst'] * 3600;
|
|
}
|
|
else
|
|
{
|
|
$this->lang_name = $config['default_lang'];
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $this->lang_name . '/';
|
|
$this->date_format = $config['default_dateformat'];
|
|
$this->timezone = $config['board_timezone'] * 3600;
|
|
$this->dst = 0;
|
|
|
|
if ( isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) )
|
|
{
|
|
$accept_lang_ary = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
|
|
foreach ( $accept_lang_ary as $accept_lang )
|
|
{
|
|
// Set correct format ... guess full xx_YY form
|
|
$accept_lang = substr($accept_lang, 0, 2) . '_' . strtoupper(substr($accept_lang, 3, 2));
|
|
if ( file_exists($phpbb_root_path . 'language/' . $accept_lang) )
|
|
{
|
|
$this->lang_name = $accept_lang;
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $accept_lang . '/';
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
// No match on xx_YY so try xx
|
|
$accept_lang = substr($accept_lang, 0, 2);
|
|
if ( file_exists($phpbb_root_path . 'language/' . $accept_lang) )
|
|
{
|
|
$this->lang_name = $accept_lang;
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $accept_lang . '/';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
include($this->lang_path . 'lang_main.' . $phpEx);
|
|
if ( defined('IN_ADMIN') )
|
|
{
|
|
include($this->lang_path . 'lang_admin.' . $phpEx);
|
|
}
|
|
$this->lang = &$lang;
|
|
|
|
/*
|
|
if ( is_array($lang_set) )
|
|
{
|
|
include($this->lang_path . '/common.' . $phpEx);
|
|
|
|
$lang_set = explode(',', $lang_set);
|
|
foreach ( $lang_set as $lang_file )
|
|
{
|
|
include($this->lang_path . '/' . $lang_file . '.' . $phpEx);
|
|
}
|
|
unset($lang_set);
|
|
}
|
|
else
|
|
{
|
|
include($this->lang_path . '/common.' . $phpEx);
|
|
include($this->lang_path . '/' . $lang_set . '.' . $phpEx);
|
|
}
|
|
*/
|
|
// Set up style
|
|
$style = ( $style ) ? $style : ( ( !$config['override_user_style'] && $this->data['user_id'] ) ? $this->data['user_style'] : $config['default_style'] );
|
|
|
|
$sql = "SELECT t.template_path, t.poll_length, t.pm_box_length, c.css_data, c.css_external, i.*
|
|
FROM " . STYLES_TABLE . " s, " . STYLES_TPL_TABLE . " t, " . STYLES_CSS_TABLE . " c, " . STYLES_IMAGE_TABLE . " i
|
|
WHERE s.style_id = $style
|
|
AND t.template_id = s.template_id
|
|
AND c.theme_id = s.style_id
|
|
AND i.imageset_id = s.imageset_id";
|
|
$result = $db->sql_query($sql);
|
|
|
|
if ( !($this->theme = $db->sql_fetchrow($result)) )
|
|
{
|
|
message_die(ERROR, 'Could not get style data');
|
|
}
|
|
|
|
$template->set_template($this->theme['template_path']);
|
|
|
|
$this->img_lang = ( file_exists($phpbb_root_path . 'imagesets/' . $this->theme['imageset_path'] . '/' . $this->lang_name) ) ? $this->lang_name : $config['default_lang'];
|
|
|
|
return;
|
|
}
|
|
|
|
function format_date($gmepoch, $format = false)
|
|
{
|
|
static $lang_dates;
|
|
|
|
if ( empty($lang_dates) )
|
|
{
|
|
foreach ( $this->lang['datetime'] as $match => $replace )
|
|
{
|
|
$lang_dates[$match] = $replace;
|
|
}
|
|
}
|
|
|
|
$format = ( !$format ) ? $this->date_format : $format;
|
|
return strtr(@gmdate($format, $gmepoch + $this->timezone + $this->dst), $lang_dates);
|
|
}
|
|
|
|
function img($img, $alt = '', $width = false, $no_cache = false)
|
|
{
|
|
static $imgs;
|
|
|
|
if (empty($imgs[$img]) || $no_cache)
|
|
{
|
|
$width = ( $width ) ? 'width="' . $width . '" ' : '';
|
|
$imgs[$img] = '<img src=' . str_replace('{LANG}', $this->img_lang, $this->theme[$img]) . '" ' . $width . 'alt="' . $this->lang[$alt] . '" title="' . $this->lang[$alt] . '" />';
|
|
}
|
|
|
|
return $imgs[$img];
|
|
}
|
|
}
|
|
|
|
// Will be keeping my eye of 'other products' to ensure these things don't
|
|
// mysteriously appear elsewhere, think up your own solutions!
|
|
class auth
|
|
{
|
|
var $founder = false;
|
|
var $acl = array();
|
|
var $acl_options = array();
|
|
|
|
function acl(&$userdata, $forum_id = false)
|
|
{
|
|
global $db, $acl_options;
|
|
|
|
$this->acl_options = &$acl_options;
|
|
|
|
if (!$this->founder = $userdata['user_founder'])
|
|
{
|
|
// $mtime = explode(' ', microtime());
|
|
// $starttime = $mtime[1] + $mtime[0];
|
|
|
|
if ( empty($userdata['user_permissions']) )
|
|
{
|
|
$this->acl_cache($userdata);
|
|
}
|
|
|
|
// This is preliminary and can no doubt be improved
|
|
$global_chars = ceil(sizeof($this->acl_options['global']) / 8);
|
|
$local_chars = ceil(sizeof($this->acl_options['local']) / 8) + 2;
|
|
$globals = substr($userdata['user_permissions'], 0, $global_chars);
|
|
$locals = substr($userdata['user_permissions'], $global_chars);
|
|
|
|
for($i = 0; $i < $global_chars; $i++)
|
|
{
|
|
$this->acl['global'] .= str_pad(decbin(ord(substr($globals, $i, 1))), 8, 0, STR_LEFT_PAD);
|
|
}
|
|
|
|
$forums = explode("\r\n", chunk_split($locals, $local_chars));
|
|
array_pop($forums);
|
|
foreach ( $forums as $forum )
|
|
{
|
|
$forum_id = bindec(decbin(ord(substr($forum, 0, 1))) . str_pad(decbin(ord(substr($forum, 1, 1))), 8, 0, STR_PAD_LEFT));
|
|
|
|
for($i = 2; $i < $local_chars; $i++)
|
|
{
|
|
$this->acl['local'][$forum_id] .= str_pad(decbin(ord(substr($forum, $i, 1))), 8, 0, STR_PAD_LEFT);
|
|
}
|
|
}
|
|
unset($forums);
|
|
}
|
|
|
|
// $mtime = explode(' ', microtime());
|
|
// echo $mtime[1] + $mtime[0] - $starttime . " :: ";
|
|
|
|
return;
|
|
}
|
|
|
|
// Look up an option
|
|
function acl_get($option, $forum_id = 0)
|
|
{
|
|
static $acl_cache;
|
|
|
|
if ( !isset($acl_cache[$forum_id][$option]) && !$this->founder )
|
|
{
|
|
if ( isset($this->acl_options['global'][$option]) )
|
|
{
|
|
$acl_cache[$forum_id][$option] = substr($this->acl['global'], $this->acl_options['global'][$option], 1);
|
|
}
|
|
if ( isset($this->acl_options['local'][$option]) )
|
|
{
|
|
$acl_cache[$forum_id][$option] |= substr($this->acl['local'][$forum_id], $this->acl_options['local'][$option], 1);
|
|
}
|
|
}
|
|
|
|
return ( $this->founder ) ? true : $acl_cache[$forum_id][$option];
|
|
}
|
|
|
|
// Cache data
|
|
function acl_cache(&$userdata)
|
|
{
|
|
global $db;
|
|
|
|
$acl_db = array();
|
|
|
|
$sql = "SELECT a.forum_id, a.auth_allow_deny, ao.auth_value
|
|
FROM " . ACL_GROUPS_TABLE . " a, " . ACL_OPTIONS_TABLE . " ao, " . USER_GROUP_TABLE . " ug
|
|
WHERE ug.user_id = " . $userdata['user_id'] . "
|
|
AND a.group_id = ug.group_id
|
|
AND ao.auth_option_id = a.auth_option_id";
|
|
$result = $db->sql_query($sql);
|
|
|
|
while ( $row = $db->sql_fetchrow($result) )
|
|
{
|
|
$acl_db[] = $row;
|
|
}
|
|
$db->sql_freeresult($result);
|
|
|
|
$sql = "SELECT a.forum_id, a.auth_allow_deny, ao.auth_option_id, ao.auth_value
|
|
FROM " . ACL_USERS_TABLE . " a, " . ACL_OPTIONS_TABLE . " ao
|
|
WHERE a.user_id = " . $userdata['user_id'] . "
|
|
AND ao.auth_option_id = a.auth_option_id";
|
|
$result = $db->sql_query($sql);
|
|
|
|
while ( $row = $db->sql_fetchrow($result) )
|
|
{
|
|
$acl_db[] = $row;
|
|
}
|
|
$db->sql_freeresult($result);
|
|
|
|
if ( is_array($acl_db) )
|
|
{
|
|
sort($acl_db);
|
|
|
|
foreach ( $acl_db as $row )
|
|
{
|
|
if ( $row['auth_allow_deny'] != ACL_INHERIT && $this->acl[$row['forum_id']][$row['auth_value']] !== ACL_DENY )
|
|
{
|
|
$this->acl[$row['forum_id']][$row['auth_value']] = intval($row['auth_allow_deny']);
|
|
}
|
|
}
|
|
unset($acl_db);
|
|
|
|
$global_bits = 8 * ceil(sizeof($this->acl_options['global']) / 8);
|
|
$local_bits = 8 * ceil(sizeof($this->acl_options['local']) / 8 );
|
|
$local_hold = '';
|
|
$global_hold = '';
|
|
|
|
foreach ( $this->acl as $forum_id => $auth_ary )
|
|
{
|
|
$holding = array();
|
|
$option_set = array();
|
|
|
|
if ( !$forum_id )
|
|
{
|
|
$fill = $global_bits;
|
|
$ary_key = 'global';
|
|
$hold_str = 'global_hold';
|
|
}
|
|
else
|
|
{
|
|
$fill = $local_bits;
|
|
$ary_key = 'local';
|
|
$hold_str = 'local_hold';
|
|
}
|
|
|
|
for($i = 0; $i < $fill; $i++)
|
|
{
|
|
$holding[$i] = 0;
|
|
}
|
|
|
|
foreach ( $auth_ary as $option => $allow )
|
|
{
|
|
if ( $allow )
|
|
{
|
|
$holding[$this->acl_options[$ary_key][$option]] = 1;
|
|
|
|
$option_key = substr($option, 0, strpos($option, '_') + 1);
|
|
if ( empty($holding[$this->acl_options[$ary_key][$option_key]]) )
|
|
{
|
|
$holding[$this->acl_options[$ary_key][$option_key]] = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
$forum_id = ( $forum_id ) ? str_pad(decbin($forum_id), 16, 0, STR_PAD_LEFT) : '';
|
|
$bitstring = explode("\r\n", chunk_split($forum_id . implode('', $holding), 8));
|
|
array_pop($bitstring);
|
|
|
|
foreach ( $bitstring as $byte )
|
|
{
|
|
$$hold_str .= chr(bindec($byte));
|
|
}
|
|
}
|
|
unset($holding);
|
|
|
|
if ( $global_hold == '' )
|
|
{
|
|
for($i = 0; $i < $global_bits; $i++)
|
|
{
|
|
$global_hold .= '0';
|
|
}
|
|
}
|
|
|
|
$userdata['user_permissions'] .= $global_hold . $local_hold;
|
|
unset($global_hold);
|
|
unset($local_hold);
|
|
|
|
$sql = "UPDATE " . USERS_TABLE . "
|
|
SET user_permissions = '" . addslashes($userdata['user_permissions']) . "'
|
|
WHERE user_id = " . $userdata['user_id'];
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
// Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.
|
|
function login($username, $password, $autologin = false)
|
|
{
|
|
global $config, $user, $phpEx;
|
|
|
|
$method = trim($config['auth_method']);
|
|
|
|
if ( file_exists('includes/auth/auth_' . $method . '.' . $phpEx) )
|
|
{
|
|
include_once('includes/auth/auth_' . $method . '.' . $phpEx);
|
|
|
|
$method = 'login_' . $method;
|
|
if ( function_exists($method) )
|
|
{
|
|
if ( !($login = $method($username, $password)) )
|
|
{
|
|
return false;
|
|
}
|
|
|
|
$autologin = ( isset($autologin) ) ? md5($password) : '';
|
|
return ( $login['user_active'] ) ? $user->create($login['user_id'], $autologin) : false;
|
|
}
|
|
}
|
|
|
|
trigger_error('Authentication method not found', E_USER_ERROR);
|
|
}
|
|
}
|
|
|
|
?>
|