phpBB.de

Code: Alles auswählen

This list is a result of the SQL queries needed for MOD


Last Visit PART 1 Mod
[Already added] line: 1 , ALTER TABLE phpbb_users ADD user_lastlogon INT (11) DEFAULT "0" not null
[Added/Updated] line: 2 , UPDATE phpbb_users SET user_lastlogon=user_lastvisit WHERE user_lastlogon="0"


Last Visit PART 2 Mod
[Already added] line: 3 , INSERT INTO phpbb_config (config_name, config_value) VALUES ("hidde_last_logon", "0")


Last Visit PART 4 Mod
[Already added] line: 4 , ALTER TABLE phpbb_users ADD user_totaltime INT (11) DEFAULT "0"
[Already added] line: 5 , ALTER TABLE phpbb_users ADD user_totallogon INT (11) DEFAULT "0"
[Already added] line: 6 , ALTER TABLE phpbb_users ADD user_totalpages INT (11) DEFAULT "0"
[Added/Updated] line: 7 , UPDATE phpbb_users SET user_totaltime=(user_session_time-user_lastlogon) WHERE user_totaltime="0" AND user_lastlogon>0
[Added/Updated] line: 8 , UPDATE phpbb_users SET user_totallogon=1 WHERE user_totallogon="0" AND user_session_time<>"0"

Code: Alles auswählen

<?php
/***************************************************************************
 *                                sessions.php
 *                            -------------------
 *   begin                : Saturday, Feb 13, 2001
 *   copyright            : (C) 2001 The phpBB Group
 *   email                : support@phpbb.com
 *
 *   $Id: sessions.php,v 1.58.2.14 2005/05/06 20:50:11 acydburn Exp $
 *
 *
 ***************************************************************************/

/***************************************************************************
 *
 *   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.
 *
 ***************************************************************************/

//
// Adds/updates a new session to the database for the given userid.
// Returns the new session ID on success.
//
function session_begin($user_id, $user_ip, $page_id, $auto_create = 0, $enable_autologin = 0, $admin = 0)
{
	global $db, $board_config;
	global $HTTP_COOKIE_VARS, $HTTP_GET_VARS, $SID;

	$cookiename = $board_config['cookie_name'];
	$cookiepath = $board_config['cookie_path'];
	$cookiedomain = $board_config['cookie_domain'];
	$cookiesecure = $board_config['cookie_secure'];

	if ( isset($HTTP_COOKIE_VARS[$cookiename . '_sid']) || isset($HTTP_COOKIE_VARS[$cookiename . '_data']) )
	{
		$session_id = isset($HTTP_COOKIE_VARS[$cookiename . '_sid']) ? $HTTP_COOKIE_VARS[$cookiename . '_sid'] : '';
		$sessiondata = isset($HTTP_COOKIE_VARS[$cookiename . '_data']) ? unserialize(stripslashes($HTTP_COOKIE_VARS[$cookiename . '_data'])) : array();
		$sessionmethod = SESSION_METHOD_COOKIE;
	}
	else
	{
		$sessiondata = array();
		$session_id = ( isset($HTTP_GET_VARS['sid']) ) ? $HTTP_GET_VARS['sid'] : '';
		$sessionmethod = SESSION_METHOD_GET;
	}

	//
	if (!preg_match('/^[A-Za-z0-9]*$/', $session_id)) 
	{
		$session_id = '';
	}

	$page_id = (int) $page_id;

	$last_visit = 0;
	$current_time = time();
	$expiry_time = $current_time - $board_config['session_length'];

	//
	// Try and pull the last time stored in a cookie, if it exists
	//
	$sql = "SELECT * 
		FROM " . USERS_TABLE . " 
		WHERE user_id = $user_id";
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(CRITICAL_ERROR, 'Could not obtain lastvisit data from user table', '', __LINE__, __FILE__, $sql);
	}

	$userdata = $db->sql_fetchrow($result);

	if ( $user_id != ANONYMOUS )
	{
		$auto_login_key = $userdata['user_password'];

		if ( $auto_create )
		{
			if ( isset($sessiondata['autologinid']) && $userdata['user_active'] )
			{
				// We have to login automagically
				if( $sessiondata['autologinid'] === $auto_login_key )
				{
					// autologinid matches password
					$login = 1;
					$enable_autologin = 1;
				}
				else
				{
					// No match; don't login, set as anonymous user
					$login = 0; 
					$enable_autologin = 0; 
					$user_id = $userdata['user_id'] = ANONYMOUS;
				
					$sql = 'SELECT * FROM ' . USERS_TABLE . ' WHERE user_id = ' . ANONYMOUS;
					$result = $db->sql_query($sql);
					$userdata = $db->sql_fetchrow($result);
					$db->sql_freeresult($result);
				}
			}
			else
			{
				// Autologin is not set. Don't login, set as anonymous user
				$login = 0;
				$enable_autologin = 0;
				$user_id = $userdata['user_id'] = ANONYMOUS;

				$sql = 'SELECT * FROM ' . USERS_TABLE . ' WHERE user_id = ' . ANONYMOUS;
				$result = $db->sql_query($sql);
				$userdata = $db->sql_fetchrow($result);
				$db->sql_freeresult($result);
			}
		}
		else
		{
			$login = 1;
		}
	}
	else
	{
		$login = 0;
		$enable_autologin = 0;
	}

	//
	// Initial ban check against user id, IP and email address
	//
	preg_match('/(..)(..)(..)(..)/', $user_ip, $user_ip_parts);

	$sql = "SELECT ban_ip, ban_userid, ban_email 
		FROM " . BANLIST_TABLE . " 
		WHERE ban_ip IN ('" . $user_ip_parts[1] . $user_ip_parts[2] . $user_ip_parts[3] . $user_ip_parts[4] . "', '" . $user_ip_parts[1] . $user_ip_parts[2] . $user_ip_parts[3] . "ff', '" . $user_ip_parts[1] . $user_ip_parts[2] . "ffff', '" . $user_ip_parts[1] . "ffffff')
			OR ban_userid = $user_id";
	if ( $user_id != ANONYMOUS )
	{
		$sql .= " OR ban_email LIKE '" . str_replace("\'", "''", $userdata['user_email']) . "' 
			OR ban_email LIKE '" . substr(str_replace("\'", "''", $userdata['user_email']), strpos(str_replace("\'", "''", $userdata['user_email']), "@")) . "'";
	}
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(CRITICAL_ERROR, 'Could not obtain ban information', '', __LINE__, __FILE__, $sql);
	}

	if ( $ban_info = $db->sql_fetchrow($result) )
	{
		if ( $ban_info['ban_ip'] || $ban_info['ban_userid'] || $ban_info['ban_email'] )
		{
			message_die(CRITICAL_MESSAGE, 'You_been_banned');
		}
	}

	//
	// Create or update the session
	//
	$sql = "UPDATE " . SESSIONS_TABLE . "
		SET session_user_id = $user_id, session_start = $current_time, session_time = $current_time, session_page = $page_id, session_logged_in = $login, SearchBot = ". $_SERVER["HTTP_USER_AGENT"] .", session_admin = $admin
		WHERE session_id = '" . $session_id . "' 
			AND session_ip = '$user_ip'";
	if ( !$db->sql_query($sql) || !$db->sql_affectedrows() )
	{
		list($sec, $usec) = explode(' ', microtime());
		mt_srand((float) $sec + ((float) $usec * 100000));
		$session_id = md5(uniqid(mt_rand(), true));

		$sql = "INSERT INTO " . SESSIONS_TABLE . "
			(session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, SearchBot, session_admin)
			VALUES ('$session_id', $user_id, $current_time, $current_time, '$user_ip', $page_id, $login, '". $_SERVER["HTTP_USER_AGENT"] ."', $admin)";
		if ( !$db->sql_query($sql) )
		{
			message_die(CRITICAL_ERROR, 'Error creating new session', '', __LINE__, __FILE__, $sql);
		}
	}

	if ( $user_id != ANONYMOUS )
	{// ( $userdata['user_session_time'] > $expiry_time && $auto_create ) ? $userdata['user_lastvisit'] : ( 
		$last_visit = ( $userdata['user_session_time'] > 0 ) ? $userdata['user_session_time'] : $current_time; 

		if (!$admin)
		{
			$sql = "UPDATE " . USERS_TABLE . " 
				SET user_session_time = $current_time, user_session_page = $page_id, user_lastvisit = $last_visit
				WHERE user_id = $user_id";
			if ( !$db->sql_query($sql) )
			{
				message_die(CRITICAL_ERROR, 'Error updating last visit time', '', __LINE__, __FILE__, $sql);
			}
		}

		$userdata['user_lastvisit'] = $last_visit;

		$sessiondata['autologinid'] = (!$admin) ? (( $enable_autologin && $sessionmethod == SESSION_METHOD_COOKIE ) ? $auto_login_key : '') : $sessiondata['autologinid'];
		$sessiondata['userid'] = $user_id;
	}

	$userdata['session_id'] = $session_id;
	$userdata['session_ip'] = $user_ip;
	$userdata['session_user_id'] = $user_id;
	$userdata['session_logged_in'] = $login;
	$userdata['session_page'] = $page_id;
	$userdata['session_start'] = $current_time;
	$userdata['session_time'] = $current_time;
	$userdata['session_admin'] = $admin;

	setcookie($cookiename . '_data', serialize($sessiondata), $current_time + 31536000, $cookiepath, $cookiedomain, $cookiesecure);
	setcookie($cookiename . '_sid', $session_id, 0, $cookiepath, $cookiedomain, $cookiesecure);

	if ( $userdata['session_user_id'] != ANONYMOUS || $userdata['session_page'] == -4 || $userdata['session_page'] == -2 ){
    $SID = 'sid=' . $session_id;
	} else {
	   $SID = '';
	}

	return $userdata;
}

//
// Checks for a given user session, tidies session table and updates user
// sessions at each page refresh
//
function session_pagestart($user_ip, $thispage_id)
{
	global $db, $lang, $board_config;
	global $HTTP_COOKIE_VARS, $HTTP_GET_VARS, $SID;

	$cookiename = $board_config['cookie_name'];
	$cookiepath = $board_config['cookie_path'];
	$cookiedomain = $board_config['cookie_domain'];
	$cookiesecure = $board_config['cookie_secure'];

	$current_time = time();
	unset($userdata);

	if ( isset($HTTP_COOKIE_VARS[$cookiename . '_sid']) || isset($HTTP_COOKIE_VARS[$cookiename . '_data']) )
	{
		$sessiondata = isset( $HTTP_COOKIE_VARS[$cookiename . '_data'] ) ? unserialize(stripslashes($HTTP_COOKIE_VARS[$cookiename . '_data'])) : array();
		$session_id = isset( $HTTP_COOKIE_VARS[$cookiename . '_sid'] ) ? $HTTP_COOKIE_VARS[$cookiename . '_sid'] : '';
		$sessionmethod = SESSION_METHOD_COOKIE;
	}
	else
	{
		$sessiondata = array();
		$session_id = ( isset($HTTP_GET_VARS['sid']) ) ? $HTTP_GET_VARS['sid'] : '';
		$sessionmethod = SESSION_METHOD_GET;
	}

	// 
	if (!preg_match('/^[A-Za-z0-9]*$/', $session_id))
	{
		$session_id = '';
	}

	$thispage_id = (int) $thispage_id;

	//
	// Does a session exist?
	//
	if ( !empty($session_id) )
	{
		//
		// session_id exists so go ahead and attempt to grab all
		// data in preparation
		//
		$sql = "SELECT u.*, s.*
			FROM " . SESSIONS_TABLE . " s, " . USERS_TABLE . " u
			WHERE s.session_id = '$session_id'
				AND u.user_id = s.session_user_id";
		if ( !($result = $db->sql_query($sql)) )
		{
			message_die(CRITICAL_ERROR, 'Error doing DB query userdata row fetch', '', __LINE__, __FILE__, $sql);
		}

		$userdata = $db->sql_fetchrow($result);

		//
		// Did the session exist in the DB?
		//
		if ( isset($userdata['user_id']) )
		{
			//
			// Do not check IP assuming equivalence, if IPv4 we'll check only first 24
			// bits ... I've been told (by vHiker) this should alleviate problems with 
			// load balanced et al proxies while retaining some reliance on IP security.
			//
			$ip_check_s = substr($userdata['session_ip'], 0, 6);
			$ip_check_u = substr($user_ip, 0, 6);

			if ($ip_check_s == $ip_check_u)
			{
				$SID = ($sessionmethod == SESSION_METHOD_GET || defined('IN_ADMIN')) ? 'sid=' . $session_id : '';

				//
				// Only update session DB a minute or so after last update
				//
				if ( $current_time - $userdata['session_time'] > 60 )
				{
					// A little trick to reset session_admin on session re-usage
					$update_admin = (!defined('IN_ADMIN') && $current_time - $userdata['session_time'] > ($board_config['session_length']+60)) ? ', session_admin = 0' : '';

					$sql = "UPDATE " . SESSIONS_TABLE . " 
						SET session_time = $current_time, session_page = $thispage_id$update_admin
						WHERE session_id = '" . $userdata['session_id'] . "'";
					if ( !$db->sql_query($sql) )
					{
						message_die(CRITICAL_ERROR, 'Error updating sessions table', '', __LINE__, __FILE__, $sql);
					}

					if ( $userdata['user_id'] != ANONYMOUS )
					{
						$sql = "UPDATE " . USERS_TABLE . " 
							SET user_session_time = $current_time, user_session_page = $thispage_id
							WHERE user_id = " . $userdata['user_id'];
						if ( !$db->sql_query($sql) )
						{
							message_die(CRITICAL_ERROR, 'Error updating sessions table', '', __LINE__, __FILE__, $sql);
						}
					}

					//
					// Delete expired sessions
					//
					$expiry_time = $current_time - $board_config['session_length'];

					$sql = "DELETE FROM " . SESSIONS_TABLE . " 
						WHERE session_time < $expiry_time 
							AND session_id <> '$session_id'";
					if ( !$db->sql_query($sql) )
					{
						message_die(CRITICAL_ERROR, 'Error clearing sessions table', '', __LINE__, __FILE__, $sql);
					}

					setcookie($cookiename . '_data', serialize($sessiondata), $current_time + 31536000, $cookiepath, $cookiedomain, $cookiesecure);
					setcookie($cookiename . '_sid', $session_id, 0, $cookiepath, $cookiedomain, $cookiesecure);
				}

				return $userdata;
			}
		}
	}

	//
	// 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.
	//
	$user_id = ( isset($sessiondata['userid']) ) ? intval($sessiondata['userid']) : ANONYMOUS;

	if ( !($userdata = session_begin($user_id, $user_ip, $thispage_id, TRUE)) )
	{
		message_die(CRITICAL_ERROR, 'Error creating user session', '', __LINE__, __FILE__, $sql);
	}

	return $userdata;

}

//
// session_end closes out a session
// deleting the corresponding entry
// in the sessions table
//
function session_end($session_id, $user_id)
{
	global $db, $lang, $board_config;
	global $HTTP_COOKIE_VARS, $HTTP_GET_VARS, $SID;

	$cookiename = $board_config['cookie_name'];
	$cookiepath = $board_config['cookie_path'];
	$cookiedomain = $board_config['cookie_domain'];
	$cookiesecure = $board_config['cookie_secure'];

	$current_time = time();

	//
	// Pull cookiedata or grab the URI propagated sid
	//
	if ( isset($HTTP_COOKIE_VARS[$cookiename . '_sid']) )
	{
		$session_id = isset( $HTTP_COOKIE_VARS[$cookiename . '_sid'] ) ? $HTTP_COOKIE_VARS[$cookiename . '_sid'] : '';
		$sessionmethod = SESSION_METHOD_COOKIE;
	}
	else
	{
		$session_id = ( isset($HTTP_GET_VARS['sid']) ) ? $HTTP_GET_VARS['sid'] : '';
		$sessionmethod = SESSION_METHOD_GET;
	}

	if (!preg_match('/^[A-Za-z0-9]*$/', $session_id))
	{
		return;
	}
	
	//
	// Delete existing session
	//
	$sql = "DELETE FROM " . SESSIONS_TABLE . " 
		WHERE session_id = '$session_id' 
			AND session_user_id = $user_id";
	if ( !$db->sql_query($sql) )
	{
		message_die(CRITICAL_ERROR, 'Error removing user session', '', __LINE__, __FILE__, $sql);
	}

	setcookie($cookiename . '_data', '', $current_time - 31536000, $cookiepath, $cookiedomain, $cookiesecure);
	setcookie($cookiename . '_sid', '', $current_time - 31536000, $cookiepath, $cookiedomain, $cookiesecure);

	return true;
}

//
// Append $SID to a url. Borrowed from phplib and modified. This is an
// extra routine utilised by the session code above and acts as a wrapper
// around every single URL and form action. If you replace the session
// code you must include this routine, even if it's empty.
//
function append_sid($url, $non_html_amp = false)
{
	global $SID,$HTTP_SERVER_VARS,$db,$board_config;
	if( strstr($url,'viewtopic.php') && !strstr($url,'viewtopic.php?replace') )
	{
		if(ereg("#",$url)) {
		$pos=strpos($url, "#");
		$url_temp=substr($url,0,$pos);
		$zusatz=substr($url,$pos,strlen($url));
		$url=$url_temp;
	}
	else
	{
		$zusatz="";
	}

	$found=false;
	$found_subject_topic=false;
	$found_subject_forum=false;
	
	if( preg_match('#viewtopic.php\?p=#', $url) )
	{
		$prg=str_replace("viewtopic.php?","",$url);
		parse_str($prg, $prg_output);

		$sql = "SELECT topic_id
		FROM " . POSTS_TABLE . "
		WHERE post_id = '".$prg_output['p']."'";
		if ($result = $db->sql_query($sql))
		{
			$row = $db->sql_fetchrow($result);
			$prg_output['t'] = $row['topic_id'];

			$sql = "SELECT post_id
			FROM " . POSTS_TABLE . "
			WHERE post_id < '".$prg_output['p']."'
			AND topic_id = '".$prg_output['t']."'";
			if ($result = $db->sql_query($sql))
			{
				$c = $db->sql_numrows($result)+1;
				if ($board_config['posts_per_page'] < $c)
				$prg_output['start'] = floor(($c-1) / $board_config['posts_per_page']) * $board_config['posts_per_page'];
			}
			if (isset($prg_output['start']))
				$url = preg_replace('#viewtopic.php\?p='.$prg_output['p'].'#','ftopic'.$prg_output['t'].'-'.$prg_output['start'].'.html',$url);
			else
				$url = preg_replace('#viewtopic.php\?p='.$prg_output['p'].'#','ftopic'.$prg_output['t'].'.html',$url);
			unset($prg_output['p']);
			}
			$url=$board_config['script_path']."/$url";
		}
	}

if (areyouabot($_SERVER["HTTP_USER_AGENT"], TRUE) != 1) {
	if ( !empty($SID) && !preg_match('#sid=#', $url) )
	{
		$url .= ( ( strpos($url, '?') != false ) ?  ( ( $non_html_amp ) ? '&' : '&' ) : '?' ) . $SID;
	}}

	return $url;
}

?>

Code: Alles auswählen

Tabelle    Aktion    Einträge    Typ    Größe    Überhang   
   phpbb_auth_access                42   MyISAM      3,7 KB      -   
   phpbb_banlist                7   MyISAM      3,4 KB     260 Bytes  
   phpbb_categories                10   MyISAM      3,3 KB      -   
   phpbb_config                75   MyISAM      5,0 KB      -   
   phpbb_confirm                0   MyISAM      1,0 KB      -   
   phpbb_disallow                1   MyISAM      2,0 KB      -   
   phpbb_easymod                1   MyISAM      2,3 KB      -   
   phpbb_forum_prune                2   MyISAM      3,0 KB      -   
   phpbb_forums                32   MyISAM      10,1 KB      -   
   phpbb_groups                120   MyISAM      5,9 KB      -   
   phpbb_posts                2.250   MyISAM      164,4 KB      -   
   phpbb_posts_text                2.250   MyISAM      1,8 MB      -   
   phpbb_privmsgs                486   MyISAM      40,2 KB      -   
   phpbb_privmsgs_text                486   MyISAM      342,4 KB      -   
   phpbb_ranks                19   MyISAM      2,5 KB      -   
   phpbb_search_results                1   MyISAM      10,5 KB     7.388 Bytes  
   phpbb_search_wordlist                21.884   MyISAM      818,9 KB      -   
   phpbb_search_wordmatch                94.389   MyISAM      2,2 MB      -   
   phpbb_sessions                33   MyISAM      58,3 KB     24.806 Bytes  
   phpbb_smilies                68   MyISAM      4,7 KB      -   
   phpbb_themes                1   MyISAM      2,4 KB      -   
   phpbb_themes_name                2   MyISAM      4,9 KB      -   
   phpbb_topics                343   MyISAM      109,5 KB      -   
   phpbb_topics_watch                188   MyISAM      9,5 KB      -   
   phpbb_user_group                122   MyISAM      4,0 KB      -   
   phpbb_users                118   MyISAM      30,1 KB      -   
   phpbb_vote_desc                5   MyISAM      3,4 KB      -   
   phpbb_vote_results                18   MyISAM      3,7 KB      -   
   phpbb_vote_voters                25   MyISAM      4,4 KB      -   
   phpbb_words                14   MyISAM      4,8 KB      -   
  30 Tabellen   Gesamt  122.992  --    5,6 MB    31,7 KB