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mylittleforum/includes/main.inc.php
Alex 3148716db1 initial commit
2010-03-14 11:37:06 +01:00

376 lines
20 KiB
PHP
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<?php
if(!defined('IN_INDEX'))
{
header('Location: ../index.php');
exit;
}
// set current time:
$current_time = time();
// stripslashes on GPC if magic_quotes_gpc is enabled:
if(get_magic_quotes_gpc())
{
function stripslashes_deep($value)
{
$value = is_array($value) ? array_map('stripslashes_deep', $value) : stripslashes($value);
return $value;
}
$_POST = array_map('stripslashes_deep', $_POST);
$_GET = array_map('stripslashes_deep', $_GET);
$_COOKIE = array_map('stripslashes_deep', $_COOKIE);
$_REQUEST = array_map('stripslashes_deep', $_REQUEST);
}
// database connection:
$connid = connect_db($db_settings['host'], $db_settings['user'], $db_settings['password'], $db_settings['database']);
// get settings:
$settings = get_settings();
// get read postings:
$read = get_read();
// auto login:
if(!isset($_SESSION[$settings['session_prefix'].'user_id']) && isset($_COOKIE[$settings['session_prefix'].'auto_login']) && isset($settings['autologin']) && $settings['autologin'] == 1)
{
include('includes/auto_login.inc.php');
}
// Bad Behavior check:
if($settings['bad_behavior']==1 && !isset($_SESSION[$settings['session_prefix'].'user_id']))
{
require_once("modules/bad-behavior/bad-behavior-generic.php");
}
// access permission checks for not registered users:
if($settings['access_permission_checks']==1 && !isset($_SESSION[$settings['session_prefix'].'user_id']))
{
// look if IP or user agent is banned:
$ip_result=mysql_query("SELECT name, list FROM ".$db_settings['banlists_table']." WHERE name = 'ips' OR name = 'user_agents'", $connid) or raise_error('database_error',mysql_error());
while($data = mysql_fetch_array($ip_result))
{
if($data['name'] == 'ips') $ips = $data['list'];
if($data['name'] == 'user_agents') $user_agents = $data['list'];
}
mysql_free_result($ip_result);
if(isset($ips) && trim($ips) != '')
{
#$banned_ips = preg_split('/\015\012|\015|\012/',$ips);
$banned_ips = explode("\n",$ips);
if(is_ip_banned($_SERVER['REMOTE_ADDR'], $banned_ips)) raise_error('403');
}
if(isset($user_agents) && trim($user_agents) != '')
{
#$banned_user_agents = preg_split('/\015\012|\015|\012/',$user_agents);
$banned_user_agents = explode("\n",$user_agents);
if(is_user_agent_banned($_SERVER['HTTP_USER_AGENT'], $banned_user_agents)) raise_error('403');
}
}
// look if user blocked:
if(isset($_SESSION[$settings['session_prefix'].'user_id']))
{
$block_result=mysql_query("SELECT user_lock FROM ".$db_settings['userdata_table']." WHERE user_id = ".intval($_SESSION[$settings['session_prefix'].'user_id'])." LIMIT 1", $connid) or raise_error('database_error',mysql_error());
$data = mysql_fetch_array($block_result);
mysql_free_result($block_result);
if($data['user_lock']==1)
{
log_out($_SESSION[$settings['session_prefix'].'user_id'],'account_locked');
}
}
// do daily actions:
daily_actions($current_time);
// set time zone:
if(function_exists('date_default_timezone_set'))
{
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['time_zone']) && $_SESSION[$settings['session_prefix'].'usersettings']['time_zone']!='')
{
date_default_timezone_set($_SESSION[$settings['session_prefix'].'usersettings']['time_zone']);
$forum_time_zone = $_SESSION[$settings['session_prefix'].'usersettings']['time_zone'];
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['time_difference']) && $_SESSION[$settings['session_prefix'].'usersettings']['time_difference']!=0)
{
if($_SESSION[$settings['session_prefix'].'usersettings']['time_difference']>0) $uds = '+'; else $uds = '-';
$udm = abs($_SESSION[$settings['session_prefix'].'usersettings']['time_difference']);
$udh = floor($udm / 60);
$udmr = $udm - $udh*60;
if($udmr<10) $udmr = '0'.$udmr;
$udf = $uds.$udh.':'.$udmr;
$forum_time_zone = $_SESSION[$settings['session_prefix'].'usersettings']['time_zone'].' '.$udf;
}
else
{
$forum_time_zone = $_SESSION[$settings['session_prefix'].'usersettings']['time_zone'];
}
}
elseif($settings['time_zone']!='')
{
date_default_timezone_set($settings['time_zone']);
$forum_time_zone = $settings['time_zone'];
}
}
$categories = get_categories();
$category_ids = get_category_ids($categories);
if($category_ids!=false) $category_ids_query = implode(', ', $category_ids);
if(empty($category)) $category=0;
// user settings:
if(isset($_COOKIE[$settings['session_prefix'].'usersettings']))
{
$usersettings_cookie = explode('.',$_COOKIE[$settings['session_prefix'].'usersettings']);
}
if(empty($_SESSION[$settings['session_prefix'].'usersettings']))
{
if(isset($usersettings_cookie[0]))
{
$usersettings['user_view'] = $usersettings_cookie[0]==1 ? 1 : 0;
}
else
{
$usersettings['user_view'] = $settings['default_view'];
}
$usersettings['thread_order'] = isset($usersettings_cookie[1]) && $usersettings_cookie[1]==1 ? 1 : 0;
$usersettings['sidebar'] = isset($usersettings_cookie[2]) && $usersettings_cookie[2]==0 ? 0 : 1;
if(isset($usersettings_cookie[3]))
{
$usersettings['fold_threads'] = $usersettings_cookie[3]==1 ? 1 : 0;
}
else
{
$usersettings['fold_threads'] = $settings['fold_threads'];
}
$usersettings['thread_display'] = isset($usersettings_cookie[4]) && $usersettings_cookie[4]==1 ? 1 : 0;
$usersettings['page'] = 1;
$usersettings['category'] = 0;
$_SESSION[$settings['session_prefix'].'usersettings'] = $usersettings;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
}
if(isset($_REQUEST['toggle_sidebar']))
{
if(empty($_SESSION[$settings['session_prefix'].'usersettings']['sidebar'])) $_SESSION[$settings['session_prefix'].'usersettings']['sidebar']=1;
else $_SESSION[$settings['session_prefix'].'usersettings']['sidebar']=0;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
// update database for registered users:
if(isset($_SESSION[$settings['session_prefix'].'user_id']))
{
@mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_login=last_login, last_logout=last_logout, registered=registered, sidebar = ".intval($_SESSION[$settings['session_prefix'].'usersettings']['sidebar'])." WHERE user_id=".intval($_SESSION[$settings['session_prefix'].'user_id']), $connid);
}
if(isset($_POST['toggle_sidebar'])) exit; // AJAX request
if(isset($_GET['category']) && isset($_GET['page']) && isset($_GET['order'])) $q = '?page='.$_GET['page'].'&category='.$_GET['category'].'&order='.$_GET['order']; else $q = '';
header('location: index.php'.$q);
exit;
}
if(isset($_GET['thread_order']) && isset($_SESSION[$settings['session_prefix'].'usersettings']['thread_order']))
{
$page = 1;
if($_GET['thread_order']==1) $thread_order = 1;
else $thread_order = 0;
if($thread_order != $_SESSION[$settings['session_prefix'].'usersettings']['thread_order'])
{
$_SESSION[$settings['session_prefix'].'usersettings']['page']=1;
$_SESSION[$settings['session_prefix'].'usersettings']['thread_order']=$thread_order;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$thread_order.'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
if(isset($_SESSION[$settings['session_prefix'].'user_id'])) @mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_login=last_login, last_logout=last_logout, registered=registered, thread_order=".intval($thread_order)." WHERE user_id='".intval($_SESSION[$settings['session_prefix'].'user_id'])."'", $connid);
}
}
if(isset($_GET['toggle_view']))
{
if(isset($_SESSION[$settings['session_prefix'].'usersettings']) && $_SESSION[$settings['session_prefix'].'usersettings']['user_view'] == 0)
{
$_SESSION[$settings['session_prefix'].'usersettings']['user_view'] = 1;
setcookie($settings['session_prefix'].'usersettings','1.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
}
elseif(isset($_SESSION[$settings['session_prefix'].'usersettings']) && $_SESSION[$settings['session_prefix'].'usersettings']['user_view'] == 1)
{
$_SESSION[$settings['session_prefix'].'usersettings']['user_view'] = 0;
setcookie($settings['session_prefix'].'usersettings','0.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
}
// update database for registered users:
if(isset($_SESSION[$settings['session_prefix'].'user_id']))
{
@mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_login=last_login, last_logout=last_logout, registered=registered, user_view = ".intval($_SESSION[$settings['session_prefix'].'usersettings']['user_view'])." WHERE user_id='".intval($_SESSION[$settings['session_prefix'].'user_id'])."'", $connid) or die(mysql_error());
}
#$clear_cache=true;
if(isset($_GET['category']) && isset($_GET['page']) && isset($_GET['order'])) $q = '&page='.$_GET['page'].'&category='.$_GET['category'].'&order='.$_GET['order']; else $q = '';
header('location: index.php?mode=index'.$q);
exit;
}
if(isset($_GET['toggle_thread_display']) && isset($_GET['id']))
{
if(isset($_SESSION[$settings['session_prefix'].'usersettings']) && $_SESSION[$settings['session_prefix'].'usersettings']['thread_display'] == 0)
{
$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'] = 1;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.1',time()+(3600*24*$settings['cookie_validity_days']));
}
elseif(isset($_SESSION[$settings['session_prefix'].'usersettings']) && $_SESSION[$settings['session_prefix'].'usersettings']['thread_display'] == 1)
{
$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'] = 0;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'].'.0',time()+(3600*24*$settings['cookie_validity_days']));
}
// update database for registered users:
if(isset($_SESSION[$settings['session_prefix'].'user_id']))
{
@mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_login=last_login, last_logout=last_logout, registered=registered, thread_display = ".intval($_SESSION[$settings['session_prefix'].'usersettings']['thread_display'])." WHERE user_id='".intval($_SESSION[$settings['session_prefix'].'user_id'])."'", $connid) or die(mysql_error());
}
#$clear_cache=true;
header('location: index.php?mode=thread&id='.intval($_GET['id']));
exit;
}
if(isset($_GET['fold_threads']))
{
if($_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'] == 0)
{
$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'] = 1;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.1.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
}
else
{
$_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'] = 0;
setcookie($settings['session_prefix'].'usersettings',$_SESSION[$settings['session_prefix'].'usersettings']['user_view'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_order'].'.'.$_SESSION[$settings['session_prefix'].'usersettings']['sidebar'].'.0.'.$_SESSION[$settings['session_prefix'].'usersettings']['thread_display'],time()+(3600*24*$settings['cookie_validity_days']));
}
#$clear_cache=true;
// update database for registered users:
if(isset($_SESSION[$settings['session_prefix'].'user_id']))
{
@mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_login=last_login, last_logout=last_logout, registered=registered, fold_threads = ".intval($_SESSION[$settings['session_prefix'].'usersettings']['fold_threads'])." WHERE user_id='".intval($_SESSION[$settings['session_prefix'].'user_id'])."'", $connid) or die(mysql_error());
}
if(isset($_GET['category']) && isset($_GET['page']) && isset($_GET['order'])) $q = '&page='.$_GET['page'].'&category='.$_GET['category'].'&order='.$_GET['order']; else $q = '';
if(isset($_GET['ajax'])) exit;
header('Location: index.php?mode=index'.$q);
exit;
}
if(isset($_GET['refresh']))
{
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['newtime']))
{
$_SESSION[$settings['session_prefix'].'usersettings']['newtime'] = $current_time;
$_SESSION[$settings['session_prefix'].'usersettings']['read'] = array();
@mysql_query("UPDATE ".$db_settings['userdata_table']." SET last_logout=NOW(), entries_read='' WHERE user_id='".intval($_SESSION[$settings['session_prefix'].'user_id'])."'", $connid);
}
setcookie($settings['session_prefix'].'last_visit',$current_time.".".$current_time,$current_time+(3600*24*$settings['cookie_validity_days']));
setcookie($settings['session_prefix'].'read','',0);
header('location: index.php?mode=index');
exit;
}
if(isset($_GET['show_spam']) && isset($_SESSION[$settings['session_prefix'].'user_id']) && $_SESSION[$settings['session_prefix'].'user_id']>0)
{
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['show_spam'])) unset($_SESSION[$settings['session_prefix'].'usersettings']['show_spam']);
else $_SESSION[$settings['session_prefix'].'usersettings']['show_spam'] = true;
header('location: index.php?mode=index');
exit;
}
// determine last visit:
if(empty($_SESSION[$settings['session_prefix'].'user_id']) && $settings['remember_last_visit'] == 1)
{
if(isset($_COOKIE[$settings['session_prefix'].'last_visit']))
{
$c_last_visit = explode(".", $_COOKIE[$settings['session_prefix'].'last_visit']);
if(isset($c_last_visit[0])) $c_last_visit[0] = intval(trim($c_last_visit[0])); else $c_last_visit[0] = time();
if(isset($c_last_visit[1])) $c_last_visit[1] = intval(trim($c_last_visit[1])); else $c_last_visit[1] = time();
if($c_last_visit[1] < (time() - 600))
{
$c_last_visit[0] = $c_last_visit[1];
$c_last_visit[1] = time();
setcookie($settings['session_prefix'].'last_visit',$c_last_visit[0].".".$c_last_visit[1],time()+(3600*24*$settings['cookie_validity_days']));
}
}
else setcookie($settings['session_prefix'].'last_visit',time().".".time(),time()+(3600*24*$settings['cookie_validity_days']));
}
if(isset($c_last_visit)) $last_visit = intval($c_last_visit[0]); else $last_visit = time();
if(isset($_GET['category']))
{
$category = intval($_GET['category']);
$_SESSION[$settings['session_prefix'].'usersettings']['category']=$category;
$_SESSION[$settings['session_prefix'].'usersettings']['page']=1;
}
if(isset($category_ids) && isset($_SESSION[$settings['session_prefix'].'usersettings']['category_selection']))
{
$category_selection = filter_category_selection($_SESSION[$settings['session_prefix'].'usersettings']['category_selection'], $category_ids);
if(!empty($category_selection)) $category_selection_query = implode(', ', $category_selection);
}
// show spam?
$display_spam_query_and = ' AND spam = 0';
$display_spam_query_where = ' WHERE spam = 0';
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['show_spam']))
{
$display_spam_query_and = '';
$display_spam_query_where = '';
}
// count postings, threads, users and users online:
if($categories == false) // no categories defined
{
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['forum_table']." WHERE pid = 0".$display_spam_query_and, $connid);
list($total_threads) = mysql_fetch_row($count_result);
mysql_free_result($count_result);
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['forum_table'].$display_spam_query_where, $connid);
list($total_postings) = mysql_fetch_row($count_result);
mysql_free_result($count_result);
}
else // there are categories
{
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['forum_table']." WHERE pid = 0".$display_spam_query_and." AND category IN (".$category_ids_query.")", $connid);
list($total_threads) = mysql_fetch_row($count_result);
mysql_free_result($count_result);
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['forum_table']." WHERE category IN (".$category_ids_query.")".$display_spam_query_and, $connid);
list($total_postings) = mysql_fetch_row($count_result);
mysql_free_result($count_result);
}
// count spam:
$count_spam_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['forum_table']." WHERE spam = 1", $connid);
list($total_spam) = mysql_fetch_row($count_spam_result);
mysql_free_result($count_spam_result);
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['userdata_table']." WHERE activate_code=''", $connid);
list($registered_users) = mysql_fetch_row($count_result);
if($settings['count_users_online']>0)
{
user_online($settings['count_users_online']);
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['useronline_table']." WHERE user_id > 0", $connid);
list($registered_users_online) = mysql_fetch_row($count_result);
$count_result = mysql_query("SELECT COUNT(*) FROM ".$db_settings['useronline_table']." WHERE user_id = 0", $connid);
list($unregistered_users_online) = mysql_fetch_row($count_result);
$total_users_online = $unregistered_users_online + $registered_users_online;
}
mysql_free_result($count_result);
if(isset($settings['time_difference'])) $time_difference = intval($settings['time_difference']);
else $time_difference = 0;
if(isset($_SESSION[$settings['session_prefix'].'usersettings']['time_difference'])) $time_difference = $_SESSION[$settings['session_prefix'].'usersettings']['time_difference']+$time_difference;
#elseif (isset($_COOKIE['user_time_difference'])) $time_difference = $_COOKIE['user_time_difference']+$time_difference;
// page menu:
if(isset($_SESSION[$settings['session_prefix'].'user_id'])) $menu_result = @mysql_query("SELECT id, menu_linkname FROM ".$db_settings['pages_table']." WHERE menu_linkname!='' ORDER BY order_id ASC", $connid) or raise_error('database_error',mysql_error());
else $menu_result = @mysql_query("SELECT id, menu_linkname FROM ".$db_settings['pages_table']." WHERE menu_linkname!='' AND access=0 ORDER BY order_id ASC", $connid) or raise_error('database_error',mysql_error());
if(mysql_num_rows($menu_result)>0)
{
$i=0;
while($pages_data = mysql_fetch_array($menu_result))
{
$menu[$i]['id'] = $pages_data['id'];
$menu[$i]['linkname'] = $pages_data['menu_linkname'];
$i++;
}
}
mysql_free_result($menu_result);
?>
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