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a465b06923
E_USER_ERROR now using language keys if available [related to #10445] UCP/MCP title tags [#10441] Check $start parameter in viewforum [#10435] Check for postable forum for moving user posts within users ACP [#10433] Show error if admin tries to put forums beneath linked forums [related to #10433] Correctly catch attachments while moving posts [#10431] language change in install.html [#10425] Updated AUTHORS file git-svn-id: file:///svn/phpbb/trunk@7456 89ea8834-ac86-4346-8a33-228a782c2dd0
1714 lines
55 KiB
PHP
1714 lines
55 KiB
PHP
<?php
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/**
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*
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* @package phpBB3
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* @version $Id$
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* @copyright (c) 2005 phpBB Group
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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*
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*/
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/**
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* Session class
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* @package phpBB3
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*/
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class session
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{
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var $cookie_data = array();
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var $page = array();
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var $data = array();
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var $browser = '';
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var $forwarded_for = '';
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var $host = '';
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var $session_id = '';
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var $ip = '';
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var $load = 0;
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var $time_now = 0;
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var $update_session_page = true;
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/**
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* Extract current session page
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*
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* @param string $root_path current root path (phpbb_root_path)
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*/
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function extract_current_page($root_path)
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{
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$page_array = array();
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// First of all, get the request uri...
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$script_name = (!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : getenv('PHP_SELF');
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$args = (!empty($_SERVER['QUERY_STRING'])) ? explode('&', $_SERVER['QUERY_STRING']) : explode('&', getenv('QUERY_STRING'));
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// If we are unable to get the script name we use REQUEST_URI as a failover and note it within the page array for easier support...
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if (!$script_name)
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{
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$script_name = (!empty($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : getenv('REQUEST_URI');
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$page_array['failover'] = 1;
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}
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// Replace backslashes and doubled slashes (could happen on some proxy setups)
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$script_name = str_replace(array('\\', '//'), '/', $script_name);
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// Now, remove the sid and let us get a clean query string...
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foreach ($args as $key => $argument)
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{
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if (strpos($argument, 'sid=') === 0 || strpos($argument, '_f_=') === 0)
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{
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unset($args[$key]);
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}
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}
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// The following examples given are for an request uri of {path to the phpbb directory}/adm/index.php?i=10&b=2
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// The current query string
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$query_string = trim(implode('&', $args));
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// basenamed page name (for example: index.php)
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$page_name = basename($script_name);
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$page_name = urlencode(htmlspecialchars($page_name));
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// current directory within the phpBB root (for example: adm)
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$root_dirs = explode('/', str_replace('\\', '/', phpbb_realpath($root_path)));
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$page_dirs = explode('/', str_replace('\\', '/', phpbb_realpath('./')));
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$intersection = array_intersect_assoc($root_dirs, $page_dirs);
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$root_dirs = array_diff_assoc($root_dirs, $intersection);
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$page_dirs = array_diff_assoc($page_dirs, $intersection);
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$page_dir = str_repeat('../', sizeof($root_dirs)) . implode('/', $page_dirs);
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if ($page_dir && substr($page_dir, -1, 1) == '/')
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{
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$page_dir = substr($page_dir, 0, -1);
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}
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// Current page from phpBB root (for example: adm/index.php?i=10&b=2)
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$page = (($page_dir) ? $page_dir . '/' : '') . $page_name . (($query_string) ? "?$query_string" : '');
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// The script path from the webroot to the current directory (for example: /phpBB3/adm/) : always prefixed with / and ends in /
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$script_path = trim(str_replace('\\', '/', dirname($script_name)));
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// The script path from the webroot to the phpBB root (for example: /phpBB3/)
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$script_dirs = explode('/', $script_path);
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array_splice($script_dirs, -sizeof($page_dirs));
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$root_script_path = implode('/', $script_dirs) . (sizeof($root_dirs) ? '/' . implode('/', $root_dirs) : '');
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// We are on the base level (phpBB root == webroot), lets adjust the variables a bit...
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if (!$root_script_path)
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{
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$root_script_path = ($page_dir) ? str_replace($page_dir, '', $script_path) : $script_path;
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}
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$script_path .= (substr($script_path, -1, 1) == '/') ? '' : '/';
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$root_script_path .= (substr($root_script_path, -1, 1) == '/') ? '' : '/';
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$page_array += array(
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'page_name' => $page_name,
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'page_dir' => $page_dir,
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'query_string' => $query_string,
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'script_path' => str_replace(' ', '%20', htmlspecialchars($script_path)),
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'root_script_path' => str_replace(' ', '%20', htmlspecialchars($root_script_path)),
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'page' => $page
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);
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return $page_array;
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}
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/**
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* Start session management
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*
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* This is where all session activity begins. We gather various pieces of
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* information from the client and server. We test to see if a session already
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* exists. If it does, fine and dandy. If it doesn't we'll go on to create a
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* new one ... pretty logical heh? We also examine the system load (if we're
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* running on a system which makes such information readily available) and
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* halt if it's above an admin definable limit.
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*
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* @param bool $update_session_page if true the session page gets updated.
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* This can be set to circumvent certain scripts to update the users last visited page.
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*/
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function session_begin($update_session_page = true)
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{
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global $phpEx, $SID, $_SID, $db, $config, $phpbb_root_path;
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// Give us some basic information
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$this->time_now = time();
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$this->cookie_data = array('u' => 0, 'k' => '');
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$this->update_session_page = $update_session_page;
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$this->browser = (!empty($_SERVER['HTTP_USER_AGENT'])) ? htmlspecialchars((string) $_SERVER['HTTP_USER_AGENT']) : '';
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$this->forwarded_for = (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) ? (string) $_SERVER['HTTP_X_FORWARDED_FOR'] : '';
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$this->host = (!empty($_SERVER['HTTP_HOST'])) ? (string) $_SERVER['HTTP_HOST'] : 'localhost';
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$this->page = $this->extract_current_page($phpbb_root_path);
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// if the forwarded for header shall be checked we have to validate its contents
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if ($config['forwarded_for_check'])
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{
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$this->forwarded_for = preg_replace('#, +#', ', ', $this->forwarded_for);
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// Whoa these look impressive!
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// The code to generate the following two regular expressions which match valid IPv4/IPv6 addresses
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// can be found in the develop directory
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$ipv4 = '#^(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$#';
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$ipv6 = '#^(?:(?:(?:[\dA-F]{1,4}:){6}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:::(?:[\dA-F]{1,4}:){5}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:):(?:[\dA-F]{1,4}:){4}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,2}:(?:[\dA-F]{1,4}:){3}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,3}:(?:[\dA-F]{1,4}:){2}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,4}:(?:[\dA-F]{1,4}:)(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,5}:(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,6}:[\dA-F]{1,4})|(?:(?:[\dA-F]{1,4}:){1,7}:))$#i';
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// split the list of IPs
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$ips = explode(', ', $this->forwarded_for);
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foreach ($ips as $ip)
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{
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// check IPv4 first, the IPv6 is hopefully only going to be used very seldomly
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if (!empty($ip) && !preg_match($ipv4, $ip) && !preg_match($ipv6, $ip))
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{
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// contains invalid data, don't use the forwarded for header
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$this->forwarded_for = '';
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break;
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}
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}
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}
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// Add forum to the page for tracking online users - also adding a "x" to the end to properly identify the number
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$this->page['page'] .= (isset($_REQUEST['f'])) ? ((strpos($this->page['page'], '?') !== false) ? '&' : '?') . '_f_=' . (int) $_REQUEST['f'] . 'x' : '';
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if (isset($_COOKIE[$config['cookie_name'] . '_sid']) || isset($_COOKIE[$config['cookie_name'] . '_u']))
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{
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$this->cookie_data['u'] = request_var($config['cookie_name'] . '_u', 0, false, true);
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$this->cookie_data['k'] = request_var($config['cookie_name'] . '_k', '', false, true);
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$this->session_id = request_var($config['cookie_name'] . '_sid', '', false, true);
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$SID = (defined('NEED_SID')) ? '?sid=' . $this->session_id : '?sid=';
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$_SID = (defined('NEED_SID')) ? $this->session_id : '';
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if (empty($this->session_id))
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{
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$this->session_id = $_SID = request_var('sid', '');
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$SID = '?sid=' . $this->session_id;
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$this->cookie_data = array('u' => 0, 'k' => '');
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}
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}
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else
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{
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$this->session_id = $_SID = request_var('sid', '');
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$SID = '?sid=' . $this->session_id;
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}
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// Why no forwarded_for et al? Well, too easily spoofed. With the results of my recent requests
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// it's pretty clear that in the majority of cases you'll at least be left with a proxy/cache ip.
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$this->ip = (!empty($_SERVER['REMOTE_ADDR'])) ? htmlspecialchars($_SERVER['REMOTE_ADDR']) : '';
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$this->load = false;
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// Load limit check (if applicable)
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if ($config['limit_load'] || $config['limit_search_load'])
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{
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if ($load = @file_get_contents('/proc/loadavg'))
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{
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$this->load = array_slice(explode(' ', $load), 0, 1);
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$this->load = floatval($this->load[0]);
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}
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else
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{
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set_config('limit_load', '0');
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set_config('limit_search_load', '0');
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}
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}
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// Is session_id is set or session_id is set and matches the url param if required
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if (!empty($this->session_id) && (!defined('NEED_SID') || (isset($_GET['sid']) && $this->session_id === $_GET['sid'])))
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{
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$sql = 'SELECT u.*, s.*
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FROM ' . SESSIONS_TABLE . ' s, ' . USERS_TABLE . " u
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WHERE s.session_id = '" . $db->sql_escape($this->session_id) . "'
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AND u.user_id = s.session_user_id";
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$result = $db->sql_query($sql);
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$this->data = $db->sql_fetchrow($result);
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$db->sql_freeresult($result);
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// Did the session exist in the DB?
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if (isset($this->data['user_id']))
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{
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// Validate IP length according to admin ... enforces an IP
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// check on bots if admin requires this
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// $quadcheck = ($config['ip_check_bot'] && $this->data['user_type'] & USER_BOT) ? 4 : $config['ip_check'];
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$s_ip = implode('.', array_slice(explode('.', $this->data['session_ip']), 0, $config['ip_check']));
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$u_ip = implode('.', array_slice(explode('.', $this->ip), 0, $config['ip_check']));
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$s_browser = ($config['browser_check']) ? strtolower(substr($this->data['session_browser'], 0, 149)) : '';
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$u_browser = ($config['browser_check']) ? strtolower(substr($this->browser, 0, 149)) : '';
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$s_forwarded_for = ($config['forwarded_for_check']) ? substr($this->data['session_forwarded_for'], 0, 254) : '';
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$u_forwarded_for = ($config['forwarded_for_check']) ? substr($this->forwarded_for, 0, 254) : '';
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if ($u_ip === $s_ip && $s_browser === $u_browser && $s_forwarded_for === $u_forwarded_for)
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{
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$session_expired = false;
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// Check whether the session is still valid if we have one
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$method = basename(trim($config['auth_method']));
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include_once($phpbb_root_path . 'includes/auth/auth_' . $method . '.' . $phpEx);
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$method = 'validate_session_' . $method;
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if (function_exists($method))
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{
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if (!$method($this->data))
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{
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$session_expired = true;
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}
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}
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if (!$session_expired)
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{
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// Check the session length timeframe if autologin is not enabled.
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// Else check the autologin length... and also removing those having autologin enabled but no longer allowed board-wide.
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if (!$this->data['session_autologin'])
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{
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if ($this->data['session_time'] < $this->time_now - ($config['session_length'] + 60))
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{
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$session_expired = true;
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}
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}
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else if (!$config['allow_autologin'] || ($config['max_autologin_time'] && $this->data['session_time'] < $this->time_now - (86400 * (int) $config['max_autologin_time']) + 60))
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{
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$session_expired = true;
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}
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}
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if (!$session_expired)
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{
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// Only update session DB a minute or so after last update or if page changes
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if ($this->time_now - $this->data['session_time'] > 60 || ($this->update_session_page && $this->data['session_page'] != $this->page['page']))
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{
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$sql_ary = array('session_time' => $this->time_now);
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if ($this->update_session_page)
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{
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$sql_ary['session_page'] = substr($this->page['page'], 0, 199);
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}
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$sql = 'UPDATE ' . SESSIONS_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "
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WHERE session_id = '" . $db->sql_escape($this->session_id) . "'";
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$db->sql_query($sql);
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}
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$this->data['is_registered'] = ($this->data['user_id'] != ANONYMOUS && ($this->data['user_type'] == USER_NORMAL || $this->data['user_type'] == USER_FOUNDER)) ? true : false;
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$this->data['is_bot'] = (!$this->data['is_registered'] && $this->data['user_id'] != ANONYMOUS) ? true : false;
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return true;
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}
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}
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else
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{
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// Added logging temporarly to help debug bugs...
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if (defined('DEBUG_EXTRA'))
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{
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add_log('critical', 'LOG_IP_BROWSER_FORWARDED_CHECK', $u_ip, $s_ip, $u_browser, $s_browser, htmlspecialchars($u_forwarded_for), htmlspecialchars($s_forwarded_for));
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}
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}
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}
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}
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// If we reach here then no (valid) session exists. So we'll create a new one
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return $this->session_create();
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}
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/**
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* Create a new session
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*
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* If upon trying to start a session we discover there is nothing existing we
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* jump here. Additionally this method is called directly during login to regenerate
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* the session for the specific user. In this method we carry out a number of tasks;
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* garbage collection, (search)bot checking, banned user comparison. Basically
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* though this method will result in a new session for a specific user.
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*/
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function session_create($user_id = false, $set_admin = false, $persist_login = false, $viewonline = true)
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{
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global $SID, $_SID, $db, $config, $cache, $phpbb_root_path, $phpEx;
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$this->data = array();
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/* Garbage collection ... remove old sessions updating user information
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// if necessary. It means (potentially) 11 queries but only infrequently
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if ($this->time_now > $config['session_last_gc'] + $config['session_gc'])
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{
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$this->session_gc();
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}*/
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// Do we allow autologin on this board? No? Then override anything
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// that may be requested here
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if (!$config['allow_autologin'])
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{
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$this->cookie_data['k'] = $persist_login = false;
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}
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/**
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* Here we do a bot check, oh er saucy! No, not that kind of bot
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* check. We loop through the list of bots defined by the admin and
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* see if we have any useragent and/or IP matches. If we do, this is a
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* bot, act accordingly
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*/
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$bot = false;
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$active_bots = $cache->obtain_bots();
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foreach ($active_bots as $row)
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{
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if ($row['bot_agent'] && strpos(strtolower($this->browser), strtolower($row['bot_agent'])) !== false)
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{
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$bot = $row['user_id'];
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}
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// If ip is supplied, we will make sure the ip is matching too...
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if ($row['bot_ip'] && ($bot || !$row['bot_agent']))
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{
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// Set bot to false, then we only have to set it to true if it is matching
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$bot = false;
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foreach (explode(',', $row['bot_ip']) as $bot_ip)
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{
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if (strpos($this->ip, $bot_ip) === 0)
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{
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$bot = (int) $row['user_id'];
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break;
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}
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}
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}
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if ($bot)
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{
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break;
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}
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}
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$method = basename(trim($config['auth_method']));
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include_once($phpbb_root_path . 'includes/auth/auth_' . $method . '.' . $phpEx);
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$method = 'autologin_' . $method;
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if (function_exists($method))
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{
|
|
$this->data = $method();
|
|
|
|
if (sizeof($this->data))
|
|
{
|
|
$this->cookie_data['k'] = '';
|
|
$this->cookie_data['u'] = $this->data['user_id'];
|
|
}
|
|
}
|
|
|
|
// If we're presented with an autologin key we'll join against it.
|
|
// Else if we've been passed a user_id we'll grab data based on that
|
|
if (isset($this->cookie_data['k']) && $this->cookie_data['k'] && $this->cookie_data['u'] && !sizeof($this->data))
|
|
{
|
|
$sql = 'SELECT u.*
|
|
FROM ' . USERS_TABLE . ' u, ' . SESSIONS_KEYS_TABLE . ' k
|
|
WHERE u.user_id = ' . (int) $this->cookie_data['u'] . '
|
|
AND u.user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ")
|
|
AND k.user_id = u.user_id
|
|
AND k.key_id = '" . $db->sql_escape(md5($this->cookie_data['k'])) . "'";
|
|
$result = $db->sql_query($sql);
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
}
|
|
else if ($user_id !== false && !sizeof($this->data))
|
|
{
|
|
$this->cookie_data['k'] = '';
|
|
$this->cookie_data['u'] = $user_id;
|
|
|
|
$sql = 'SELECT *
|
|
FROM ' . USERS_TABLE . '
|
|
WHERE user_id = ' . (int) $this->cookie_data['u'] . '
|
|
AND user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ')';
|
|
$result = $db->sql_query($sql);
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
}
|
|
|
|
// If no data was returned one or more of the following occurred:
|
|
// Key didn't match one in the DB
|
|
// User does not exist
|
|
// User is inactive
|
|
// User is bot
|
|
if (!sizeof($this->data) || !is_array($this->data))
|
|
{
|
|
$this->cookie_data['k'] = '';
|
|
$this->cookie_data['u'] = ($bot) ? $bot : ANONYMOUS;
|
|
|
|
if (!$bot)
|
|
{
|
|
$sql = 'SELECT *
|
|
FROM ' . USERS_TABLE . '
|
|
WHERE user_id = ' . (int) $this->cookie_data['u'];
|
|
}
|
|
else
|
|
{
|
|
// We give bots always the same session if it is not yet expired.
|
|
$sql = 'SELECT u.*, s.*
|
|
FROM ' . USERS_TABLE . ' u
|
|
LEFT JOIN ' . SESSIONS_TABLE . ' s ON (s.session_user_id = u.user_id)
|
|
WHERE u.user_id = ' . (int) $bot;
|
|
}
|
|
|
|
$result = $db->sql_query($sql);
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
}
|
|
|
|
if ($this->data['user_id'] != ANONYMOUS && !$bot)
|
|
{
|
|
$this->data['session_last_visit'] = (isset($this->data['session_time']) && $this->data['session_time']) ? $this->data['session_time'] : (($this->data['user_lastvisit']) ? $this->data['user_lastvisit'] : time());
|
|
}
|
|
else
|
|
{
|
|
$this->data['session_last_visit'] = $this->time_now;
|
|
}
|
|
|
|
// Force user id to be integer...
|
|
$this->data['user_id'] = (int) $this->data['user_id'];
|
|
|
|
// At this stage we should have a filled data array, defined cookie u and k data.
|
|
// data array should contain recent session info if we're a real user and a recent
|
|
// session exists in which case session_id will also be set
|
|
|
|
// Is user banned? Are they excluded? Won't return on ban, exists within method
|
|
if ($this->data['user_type'] != USER_FOUNDER)
|
|
{
|
|
if (!$config['forwarded_for_check'])
|
|
{
|
|
$this->check_ban($this->data['user_id'], $this->ip);
|
|
}
|
|
else
|
|
{
|
|
$ips = explode(', ', $this->forwarded_for);
|
|
$ips[] = $this->ip;
|
|
$this->check_ban($this->data['user_id'], $ips);
|
|
}
|
|
}
|
|
|
|
$this->data['is_registered'] = (!$bot && $this->data['user_id'] != ANONYMOUS && ($this->data['user_type'] == USER_NORMAL || $this->data['user_type'] == USER_FOUNDER)) ? true : false;
|
|
$this->data['is_bot'] = ($bot) ? true : false;
|
|
|
|
// If our friend is a bot, we re-assign a previously assigned session
|
|
if ($this->data['is_bot'] && $bot == $this->data['user_id'] && $this->data['session_id'])
|
|
{
|
|
// Only assign the current session if the ip, browser and forwarded_for match...
|
|
$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']));
|
|
|
|
$s_browser = ($config['browser_check']) ? strtolower(substr($this->data['session_browser'], 0, 149)) : '';
|
|
$u_browser = ($config['browser_check']) ? strtolower(substr($this->browser, 0, 149)) : '';
|
|
|
|
$s_forwarded_for = ($config['forwarded_for_check']) ? substr($this->data['session_forwarded_for'], 0, 254) : '';
|
|
$u_forwarded_for = ($config['forwarded_for_check']) ? substr($this->forwarded_for, 0, 254) : '';
|
|
|
|
if ($u_ip === $s_ip && $s_browser === $u_browser && $s_forwarded_for === $u_forwarded_for)
|
|
{
|
|
$this->session_id = $this->data['session_id'];
|
|
|
|
// Only update session DB a minute or so after last update or if page changes
|
|
if ($this->time_now - $this->data['session_time'] > 60 || ($this->update_session_page && $this->data['session_page'] != $this->page['page']))
|
|
{
|
|
$this->data['session_time'] = $this->data['session_last_visit'] = $this->time_now;
|
|
|
|
$sql_ary = array('session_time' => $this->time_now, 'session_last_visit' => $this->time_now, 'session_admin' => 0);
|
|
|
|
if ($this->update_session_page)
|
|
{
|
|
$sql_ary['session_page'] = substr($this->page['page'], 0, 199);
|
|
}
|
|
|
|
$sql = 'UPDATE ' . SESSIONS_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "
|
|
WHERE session_id = '" . $db->sql_escape($this->session_id) . "'";
|
|
$db->sql_query($sql);
|
|
|
|
// Update the last visit time
|
|
$sql = 'UPDATE ' . USERS_TABLE . '
|
|
SET user_lastvisit = ' . (int) $this->data['session_time'] . '
|
|
WHERE user_id = ' . (int) $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
$SID = '?sid=';
|
|
$_SID = '';
|
|
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
// If the ip and browser does not match make sure we only have one bot assigned to one session
|
|
$db->sql_query('DELETE FROM ' . SESSIONS_TABLE . ' WHERE session_user_id = ' . $this->data['user_id']);
|
|
}
|
|
}
|
|
|
|
$session_autologin = (($this->cookie_data['k'] || $persist_login) && $this->data['is_registered']) ? true : false;
|
|
$set_admin = ($set_admin && $this->data['is_registered']) ? true : false;
|
|
|
|
// Create or update the session
|
|
$sql_ary = array(
|
|
'session_user_id' => (int) $this->data['user_id'],
|
|
'session_start' => (int) $this->time_now,
|
|
'session_last_visit' => (int) $this->data['session_last_visit'],
|
|
'session_time' => (int) $this->time_now,
|
|
'session_browser' => (string) $this->browser,
|
|
'session_forwarded_for' => (string) $this->forwarded_for,
|
|
'session_ip' => (string) $this->ip,
|
|
'session_autologin' => ($session_autologin) ? 1 : 0,
|
|
'session_admin' => ($set_admin) ? 1 : 0,
|
|
'session_viewonline' => ($viewonline) ? 1 : 0,
|
|
);
|
|
|
|
if ($this->update_session_page)
|
|
{
|
|
$sql_ary['session_page'] = (string) substr($this->page['page'], 0, 199);
|
|
}
|
|
|
|
$db->sql_return_on_error(true);
|
|
|
|
$sql = 'DELETE
|
|
FROM ' . SESSIONS_TABLE . '
|
|
WHERE session_id = \'' . $db->sql_escape($this->session_id) . '\'
|
|
AND session_user_id = ' . ANONYMOUS;
|
|
|
|
if (!defined('IN_ERROR_HANDLER') && (!$this->session_id || !$db->sql_query($sql) || !$db->sql_affectedrows()))
|
|
{
|
|
// Limit new sessions in 1 minute period (if required)
|
|
if ((!isset($this->data['session_time']) || !$this->data['session_time']) && $config['active_sessions'])
|
|
{
|
|
$sql = 'SELECT COUNT(session_id) AS sessions
|
|
FROM ' . SESSIONS_TABLE . '
|
|
WHERE session_time >= ' . ($this->time_now - 60);
|
|
$result = $db->sql_query($sql);
|
|
$row = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
|
|
if ((int) $row['sessions'] > (int) $config['active_sessions'])
|
|
{
|
|
header('HTTP/1.1 503 Service Unavailable');
|
|
trigger_error('BOARD_UNAVAILABLE');
|
|
}
|
|
}
|
|
}
|
|
|
|
$this->session_id = $this->data['session_id'] = md5(unique_id());
|
|
|
|
$sql_ary['session_id'] = (string) $this->session_id;
|
|
$sql_ary['session_page'] = (string) substr($this->page['page'], 0, 199);
|
|
|
|
$sql = 'INSERT INTO ' . SESSIONS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
|
|
$db->sql_query($sql);
|
|
|
|
$db->sql_return_on_error(false);
|
|
|
|
// Regenerate autologin/persistent login key
|
|
if ($session_autologin)
|
|
{
|
|
$this->set_login_key();
|
|
}
|
|
|
|
$SID = '?sid=' . $this->session_id;
|
|
$_SID = $this->session_id;
|
|
|
|
if (!$bot)
|
|
{
|
|
$cookie_expire = $this->time_now + (($config['max_autologin_time']) ? 86400 * (int) $config['max_autologin_time'] : 31536000);
|
|
|
|
$this->set_cookie('u', $this->cookie_data['u'], $cookie_expire);
|
|
$this->set_cookie('k', $this->cookie_data['k'], $cookie_expire);
|
|
$this->set_cookie('sid', $this->session_id, $cookie_expire);
|
|
|
|
unset($cookie_expire);
|
|
}
|
|
else
|
|
{
|
|
$this->data['session_time'] = $this->data['session_last_visit'] = $this->time_now;
|
|
|
|
// Update the last visit time
|
|
$sql = 'UPDATE ' . USERS_TABLE . '
|
|
SET user_lastvisit = ' . (int) $this->data['session_time'] . '
|
|
WHERE user_id = ' . (int) $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
$SID = '?sid=';
|
|
$_SID = '';
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Kills a session
|
|
*
|
|
* This method does what it says on the tin. It will delete a pre-existing session.
|
|
* It resets cookie information (destroying any autologin key within that cookie data)
|
|
* and update the users information from the relevant session data. It will then
|
|
* grab guest user information.
|
|
*/
|
|
function session_kill($new_session = true)
|
|
{
|
|
global $SID, $_SID, $db, $config, $phpbb_root_path, $phpEx;
|
|
|
|
$sql = 'DELETE FROM ' . SESSIONS_TABLE . "
|
|
WHERE session_id = '" . $db->sql_escape($this->session_id) . "'
|
|
AND session_user_id = " . (int) $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
// Allow connecting logout with external auth method logout
|
|
$method = basename(trim($config['auth_method']));
|
|
include_once($phpbb_root_path . 'includes/auth/auth_' . $method . '.' . $phpEx);
|
|
|
|
$method = 'logout_' . $method;
|
|
if (function_exists($method))
|
|
{
|
|
$method($this->data);
|
|
}
|
|
|
|
if ($this->data['user_id'] != ANONYMOUS)
|
|
{
|
|
// Delete existing session, update last visit info first!
|
|
if (!isset($this->data['session_time']))
|
|
{
|
|
$this->data['session_time'] = time();
|
|
}
|
|
|
|
$sql = 'UPDATE ' . USERS_TABLE . '
|
|
SET user_lastvisit = ' . (int) $this->data['session_time'] . '
|
|
WHERE user_id = ' . (int) $this->data['user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
if ($this->cookie_data['k'])
|
|
{
|
|
$sql = 'DELETE FROM ' . SESSIONS_KEYS_TABLE . '
|
|
WHERE user_id = ' . (int) $this->data['user_id'] . "
|
|
AND key_id = '" . $db->sql_escape(md5($this->cookie_data['k'])) . "'";
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
// Reset the data array
|
|
$this->data = array();
|
|
|
|
$sql = 'SELECT *
|
|
FROM ' . USERS_TABLE . '
|
|
WHERE user_id = ' . ANONYMOUS;
|
|
$result = $db->sql_query($sql);
|
|
$this->data = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
}
|
|
|
|
$cookie_expire = $this->time_now - 31536000;
|
|
$this->set_cookie('u', '', $cookie_expire);
|
|
$this->set_cookie('k', '', $cookie_expire);
|
|
$this->set_cookie('sid', '', $cookie_expire);
|
|
unset($cookie_expire);
|
|
|
|
$SID = '?sid=';
|
|
$this->session_id = $_SID = '';
|
|
|
|
// To make sure a valid session is created we create one for the anonymous user
|
|
if ($new_session)
|
|
{
|
|
$this->session_create(ANONYMOUS);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Session garbage collection
|
|
*
|
|
* This looks a lot more complex than it really is. Effectively we are
|
|
* deleting any sessions older than an admin definable limit. Due to the
|
|
* way in which we maintain session data we have to ensure we update user
|
|
* data before those sessions are destroyed. In addition this method
|
|
* removes autologin key information that is older than an admin defined
|
|
* limit.
|
|
*/
|
|
function session_gc()
|
|
{
|
|
global $db, $config;
|
|
|
|
if (!$this->time_now)
|
|
{
|
|
$this->time_now = time();
|
|
}
|
|
|
|
// Firstly, delete guest sessions
|
|
$sql = 'DELETE FROM ' . SESSIONS_TABLE . '
|
|
WHERE session_user_id = ' . ANONYMOUS . '
|
|
AND session_time < ' . (int) ($this->time_now - $config['session_length']);
|
|
$db->sql_query($sql);
|
|
|
|
// Get expired sessions, only most recent for each user
|
|
$sql = 'SELECT session_user_id, session_page, MAX(session_time) AS recent_time
|
|
FROM ' . SESSIONS_TABLE . '
|
|
WHERE session_time < ' . ($this->time_now - $config['session_length']) . '
|
|
GROUP BY session_user_id, session_page';
|
|
$result = $db->sql_query_limit($sql, 10);
|
|
|
|
$del_user_id = array();
|
|
$del_sessions = 0;
|
|
|
|
while ($row = $db->sql_fetchrow($result))
|
|
{
|
|
$sql = 'UPDATE ' . USERS_TABLE . '
|
|
SET user_lastvisit = ' . (int) $row['recent_time'] . ", user_lastpage = '" . $db->sql_escape($row['session_page']) . "'
|
|
WHERE user_id = " . (int) $row['session_user_id'];
|
|
$db->sql_query($sql);
|
|
|
|
$del_user_id[] = (int) $row['session_user_id'];
|
|
$del_sessions++;
|
|
}
|
|
$db->sql_freeresult($result);
|
|
|
|
if (sizeof($del_user_id))
|
|
{
|
|
// Delete expired sessions
|
|
$sql = 'DELETE FROM ' . SESSIONS_TABLE . '
|
|
WHERE ' . $db->sql_in_set('session_user_id', $del_user_id) . '
|
|
AND session_time < ' . ($this->time_now - $config['session_length']);
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
if ($del_sessions < 10)
|
|
{
|
|
// Less than 10 sessions, update gc timer ... else we want gc
|
|
// called again to delete other sessions
|
|
set_config('session_last_gc', $this->time_now, true);
|
|
}
|
|
|
|
if ($config['max_autologin_time'])
|
|
{
|
|
$sql = 'DELETE FROM ' . SESSIONS_KEYS_TABLE . '
|
|
WHERE last_login < ' . (time() - (86400 * (int) $config['max_autologin_time']));
|
|
$db->sql_query($sql);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Sets a cookie
|
|
*
|
|
* Sets a cookie of the given name with the specified data for the given length of time.
|
|
*/
|
|
function set_cookie($name, $cookiedata, $cookietime)
|
|
{
|
|
global $config;
|
|
|
|
$name_data = rawurlencode($config['cookie_name'] . '_' . $name) . '=' . rawurlencode($cookiedata);
|
|
$expire = gmdate('D, d-M-Y H:i:s \\G\\M\\T', $cookietime);
|
|
$domain = (!$config['cookie_domain'] || $config['cookie_domain'] == 'localhost' || $config['cookie_domain'] == '127.0.0.1') ? '' : '; domain=' . $config['cookie_domain'];
|
|
|
|
header('Set-Cookie: ' . $name_data . '; expires=' . $expire . '; path=' . $config['cookie_path'] . $domain . ((!$config['cookie_secure']) ? '' : '; secure') . '; HttpOnly', false);
|
|
}
|
|
|
|
/**
|
|
* Check for banned user
|
|
*
|
|
* Checks whether the supplied user is banned by id, ip or email. If no parameters
|
|
* are passed to the method pre-existing session data is used. If $return is false
|
|
* this routine does not return on finding a banned user, it outputs a relevant
|
|
* message and stops execution.
|
|
*
|
|
* @param string|array $user_ips Can contain a string with one IP or an array of multiple IPs
|
|
*/
|
|
function check_ban($user_id = false, $user_ips = false, $user_email = false, $return = false)
|
|
{
|
|
global $config, $db;
|
|
|
|
if (defined('IN_CHECK_BAN'))
|
|
{
|
|
return;
|
|
}
|
|
|
|
$banned = false;
|
|
|
|
$sql = 'SELECT ban_ip, ban_userid, ban_email, ban_exclude, ban_give_reason, ban_end
|
|
FROM ' . BANLIST_TABLE . '
|
|
WHERE (ban_end >= ' . time() . ' OR ban_end = 0)';
|
|
|
|
// Determine which entries to check, only return those
|
|
if ($user_email === false)
|
|
{
|
|
$sql .= " AND ban_email = ''";
|
|
}
|
|
|
|
if ($user_ips === false)
|
|
{
|
|
$sql .= " AND (ban_ip = '' OR ban_exclude = 1)";
|
|
}
|
|
|
|
if ($user_id === false)
|
|
{
|
|
$sql .= ' AND (ban_userid = 0 OR ban_exclude = 1)';
|
|
}
|
|
else
|
|
{
|
|
$sql .= ' AND (ban_userid = ' . $user_id;
|
|
|
|
if ($user_email !== false)
|
|
{
|
|
$sql .= " OR ban_email <> ''";
|
|
}
|
|
|
|
if ($user_ips !== false)
|
|
{
|
|
$sql .= " OR ban_ip <> ''";
|
|
}
|
|
|
|
$sql .= ')';
|
|
}
|
|
|
|
$result = $db->sql_query($sql);
|
|
|
|
$ban_triggered_by = 'user';
|
|
while ($row = $db->sql_fetchrow($result))
|
|
{
|
|
$ip_banned = false;
|
|
if (!empty($row['ban_ip']))
|
|
{
|
|
if (!is_array($user_ips))
|
|
{
|
|
$ip_banned = preg_match('#^' . str_replace('*', '.*?', $row['ban_ip']) . '$#i', $user_ips);
|
|
}
|
|
else
|
|
{
|
|
foreach ($user_ips as $user_ip)
|
|
{
|
|
if (preg_match('#^' . str_replace('*', '.*?', $row['ban_ip']) . '$#i', $user_ip))
|
|
{
|
|
$ip_banned = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((!empty($row['ban_userid']) && intval($row['ban_userid']) == $user_id) ||
|
|
$ip_banned ||
|
|
(!empty($row['ban_email']) && preg_match('#^' . str_replace('*', '.*?', $row['ban_email']) . '$#i', $user_email)))
|
|
{
|
|
if (!empty($row['ban_exclude']))
|
|
{
|
|
$banned = false;
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
$banned = true;
|
|
$ban_row = $row;
|
|
|
|
if (!empty($row['ban_userid']) && intval($row['ban_userid']) == $user_id)
|
|
{
|
|
$ban_triggered_by = 'user';
|
|
}
|
|
else if (!empty($row['ban_ip']) && preg_match('#^' . str_replace('*', '.*?', $row['ban_ip']) . '$#i', $user_ips))
|
|
{
|
|
$ban_triggered_by = 'ip';
|
|
}
|
|
else
|
|
{
|
|
$ban_triggered_by = 'email';
|
|
}
|
|
|
|
// Don't break. Check if there is an exclude rule for this user
|
|
}
|
|
}
|
|
}
|
|
$db->sql_freeresult($result);
|
|
|
|
if ($banned && !$return)
|
|
{
|
|
global $template;
|
|
|
|
// If the session is empty we need to create a valid one...
|
|
if (empty($this->session_id))
|
|
{
|
|
$this->session_create(ANONYMOUS);
|
|
}
|
|
|
|
// Initiate environment ... since it won't be set at this stage
|
|
$this->setup();
|
|
|
|
// Logout the user, banned users are unable to use the normal 'logout' link
|
|
if ($this->data['user_id'] != ANONYMOUS)
|
|
{
|
|
$this->session_kill();
|
|
}
|
|
|
|
// We show a login box here to allow founders accessing the board if banned by IP
|
|
if (defined('IN_LOGIN') && $this->data['user_id'] == ANONYMOUS)
|
|
{
|
|
global $phpEx;
|
|
|
|
$this->setup('ucp');
|
|
$this->data['is_registered'] = $this->data['is_bot'] = false;
|
|
|
|
// Set as a precaution to allow login_box() handling this case correctly as well as this function not being executed again.
|
|
define('IN_CHECK_BAN', 1);
|
|
|
|
login_box("index.$phpEx");
|
|
|
|
// The false here is needed, else the user is able to circumvent the ban.
|
|
$this->session_kill(false);
|
|
}
|
|
|
|
// Ok, we catch the case of an empty session id for the anonymous user...
|
|
// This can happen if the user is logging in, banned by username and the login_box() being called "again".
|
|
if (empty($this->session_id) && defined('IN_CHECK_BAN'))
|
|
{
|
|
$this->session_create(ANONYMOUS);
|
|
}
|
|
|
|
// Because we never have a fully working session we need to embed the style
|
|
$template->assign_var('S_FORCE_EMBED_STYLE', true);
|
|
|
|
// Determine which message to output
|
|
$till_date = ($ban_row['ban_end']) ? $this->format_date($ban_row['ban_end']) : '';
|
|
$message = ($ban_row['ban_end']) ? 'BOARD_BAN_TIME' : 'BOARD_BAN_PERM';
|
|
|
|
$message = sprintf($this->lang[$message], $till_date, '<a href="mailto:' . $config['board_contact'] . '">', '</a>');
|
|
$message .= ($ban_row['ban_give_reason']) ? '<br /><br />' . sprintf($this->lang['BOARD_BAN_REASON'], $ban_row['ban_give_reason']) : '';
|
|
$message .= '<br /><br /><em>' . $this->lang['BAN_TRIGGERED_BY_' . strtoupper($ban_triggered_by)] . '</em>';
|
|
|
|
trigger_error($message);
|
|
}
|
|
|
|
return ($banned) ? true : false;
|
|
}
|
|
|
|
/**
|
|
* Check if ip is blacklisted
|
|
* This should be called only where absolutly necessary
|
|
*
|
|
* Only IPv4 (rbldns does not support AAAA records/IPv6 lookups)
|
|
*
|
|
* @author satmd (from the php manual)
|
|
* @param string $mode register/post - spamcop for example is ommitted for posting
|
|
* @return false if ip is not blacklisted, else an array([checked server], [lookup])
|
|
*/
|
|
function check_dnsbl($mode, $ip = false)
|
|
{
|
|
if ($ip === false)
|
|
{
|
|
$ip = $this->ip;
|
|
}
|
|
|
|
$dnsbl_check = array(
|
|
'list.dsbl.org' => 'http://dsbl.org/listing?',
|
|
'sbl-xbl.spamhaus.org' => 'http://www.spamhaus.org/query/bl?ip=',
|
|
);
|
|
|
|
if ($mode == 'register')
|
|
{
|
|
$dnsbl_check['bl.spamcop.net'] = 'http://spamcop.net/bl.shtml?';
|
|
}
|
|
|
|
if ($ip)
|
|
{
|
|
$quads = explode('.', $ip);
|
|
$reverse_ip = $quads[3] . '.' . $quads[2] . '.' . $quads[1] . '.' . $quads[0];
|
|
|
|
// Need to be listed on all servers...
|
|
$listed = true;
|
|
$info = array();
|
|
|
|
foreach ($dnsbl_check as $dnsbl => $lookup)
|
|
{
|
|
if (phpbb_checkdnsrr($reverse_ip . '.' . $dnsbl . '.', 'A') === true)
|
|
{
|
|
$info = array($dnsbl, $lookup . $ip);
|
|
}
|
|
else
|
|
{
|
|
$listed = false;
|
|
}
|
|
}
|
|
|
|
if ($listed)
|
|
{
|
|
return $info;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check if URI is blacklisted
|
|
* This should be called only where absolutly necessary, for example on the submitted website field
|
|
* This function is not in use at the moment and is only included for testing purposes, it may not work at all!
|
|
* This means it is untested at the moment and therefore commented out
|
|
*
|
|
* @param string $uri URI to check
|
|
* @return true if uri is on blacklist, else false. Only blacklist is checked (~zero FP), no grey lists
|
|
function check_uribl($uri)
|
|
{
|
|
// Normally parse_url() is not intended to parse uris
|
|
// We need to get the top-level domain name anyway... change.
|
|
$uri = parse_url($uri);
|
|
|
|
if ($uri === false || empty($uri['host']))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
$uri = trim($uri['host']);
|
|
|
|
if ($uri)
|
|
{
|
|
// One problem here... the return parameter for the "windows" method is different from what
|
|
// we expect... this may render this check useless...
|
|
if (phpbb_checkdnsrr($uri . '.multi.uribl.com.', 'A') === true)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
*/
|
|
|
|
/**
|
|
* Set/Update a persistent login key
|
|
*
|
|
* This method creates or updates a persistent session key. When a user makes
|
|
* use of persistent (formerly auto-) logins a key is generated and stored in the
|
|
* DB. When they revisit with the same key it's automatically updated in both the
|
|
* DB and cookie. Multiple keys may exist for each user representing different
|
|
* browsers or locations. As with _any_ non-secure-socket no passphrase login this
|
|
* remains vulnerable to exploit.
|
|
*/
|
|
function set_login_key($user_id = false, $key = false, $user_ip = false)
|
|
{
|
|
global $config, $db;
|
|
|
|
$user_id = ($user_id === false) ? $this->data['user_id'] : $user_id;
|
|
$user_ip = ($user_ip === false) ? $this->ip : $user_ip;
|
|
$key = ($key === false) ? (($this->cookie_data['k']) ? $this->cookie_data['k'] : false) : $key;
|
|
|
|
$key_id = unique_id(hexdec(substr($this->session_id, 0, 8)));
|
|
|
|
$sql_ary = array(
|
|
'key_id' => (string) md5($key_id),
|
|
'last_ip' => (string) $this->ip,
|
|
'last_login' => (int) time()
|
|
);
|
|
|
|
if (!$key)
|
|
{
|
|
$sql_ary += array(
|
|
'user_id' => (int) $user_id
|
|
);
|
|
}
|
|
|
|
if ($key)
|
|
{
|
|
$sql = 'UPDATE ' . SESSIONS_KEYS_TABLE . '
|
|
SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
|
|
WHERE user_id = ' . (int) $user_id . "
|
|
AND key_id = '" . $db->sql_escape(md5($key)) . "'";
|
|
}
|
|
else
|
|
{
|
|
$sql = 'INSERT INTO ' . SESSIONS_KEYS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
|
|
}
|
|
$db->sql_query($sql);
|
|
|
|
$this->cookie_data['k'] = $key_id;
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Reset all login keys for the specified user
|
|
*
|
|
* This method removes all current login keys for a specified (or the current)
|
|
* user. It will be called on password change to render old keys unusable
|
|
*/
|
|
function reset_login_keys($user_id = false)
|
|
{
|
|
global $config, $db;
|
|
|
|
$user_id = ($user_id === false) ? $this->data['user_id'] : $user_id;
|
|
|
|
$sql = 'DELETE FROM ' . SESSIONS_KEYS_TABLE . '
|
|
WHERE user_id = ' . (int) $user_id;
|
|
$db->sql_query($sql);
|
|
|
|
// Let's also clear any current sessions for the specified user_id
|
|
// If it's the current user then we'll leave this session intact
|
|
$sql_where = 'session_user_id = ' . (int) $user_id;
|
|
$sql_where .= ($user_id === $this->data['user_id']) ? " AND session_id <> '" . $db->sql_escape($this->session_id) . "'" : '';
|
|
|
|
$sql = 'DELETE FROM ' . SESSIONS_TABLE . "
|
|
WHERE $sql_where";
|
|
$db->sql_query($sql);
|
|
|
|
// We're changing the password of the current user and they have a key
|
|
// Lets regenerate it to be safe
|
|
if ($user_id === $this->data['user_id'] && $this->cookie_data['k'])
|
|
{
|
|
$this->set_login_key($user_id);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Base user class
|
|
*
|
|
* This is the overarching class which contains (through session extend)
|
|
* all methods utilised for user functionality during a session.
|
|
*
|
|
* @package phpBB3
|
|
*/
|
|
class user extends session
|
|
{
|
|
var $lang = array();
|
|
var $help = array();
|
|
var $theme = array();
|
|
var $date_format;
|
|
var $timezone;
|
|
var $dst;
|
|
|
|
var $lang_name;
|
|
var $lang_path;
|
|
var $img_lang;
|
|
var $img_array = array();
|
|
|
|
// Able to add new option (id 7)
|
|
var $keyoptions = array('viewimg' => 0, 'viewflash' => 1, 'viewsmilies' => 2, 'viewsigs' => 3, 'viewavatars' => 4, 'viewcensors' => 5, 'attachsig' => 6, 'bbcode' => 8, 'smilies' => 9, 'popuppm' => 10);
|
|
var $keyvalues = array();
|
|
|
|
/**
|
|
* Setup basic user-specific items (style, language, ...)
|
|
*/
|
|
function setup($lang_set = false, $style = false)
|
|
{
|
|
global $db, $template, $config, $auth, $phpEx, $phpbb_root_path, $cache;
|
|
|
|
if ($this->data['user_id'] != ANONYMOUS)
|
|
{
|
|
$this->lang_name = (file_exists($phpbb_root_path . 'language/' . $this->data['user_lang'] . "/common.$phpEx")) ? $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 = $config['board_dst'] * 3600;
|
|
|
|
/**
|
|
* If a guest user is surfing, we try to guess his/her language first by obtaining the browser language
|
|
* If re-enabled we need to make sure only those languages installed are checked
|
|
* Commented out so we do not loose the code.
|
|
|
|
if (isset($_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));
|
|
$accept_lang = basename($accept_lang);
|
|
|
|
if (file_exists($phpbb_root_path . 'language/' . $accept_lang . "/common.$phpEx"))
|
|
{
|
|
$this->lang_name = $config['default_lang'] = $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);
|
|
$accept_lang = basename($accept_lang);
|
|
|
|
if (file_exists($phpbb_root_path . 'language/' . $accept_lang . "/common.$phpEx"))
|
|
{
|
|
$this->lang_name = $config['default_lang'] = $accept_lang;
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $accept_lang . '/';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
// We include common language file here to not load it every time a custom language file is included
|
|
$lang = &$this->lang;
|
|
if ((include $this->lang_path . "common.$phpEx") === false)
|
|
{
|
|
die("Language file " . $this->lang_path . "common.$phpEx" . " couldn't be opened.");
|
|
}
|
|
|
|
$this->add_lang($lang_set);
|
|
unset($lang_set);
|
|
|
|
if (!empty($_GET['style']) && $auth->acl_get('a_styles'))
|
|
{
|
|
global $SID, $_EXTRA_URL;
|
|
|
|
$style = request_var('style', 0);
|
|
$SID .= '&style=' . $style;
|
|
$_EXTRA_URL = array('style=' . $style);
|
|
}
|
|
else
|
|
{
|
|
// Set up style
|
|
$style = ($style) ? $style : ((!$config['override_user_style'] && $this->data['user_id'] != ANONYMOUS) ? $this->data['user_style'] : $config['default_style']);
|
|
}
|
|
|
|
$sql = 'SELECT s.style_id, t.*, c.*, i.*
|
|
FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . " i
|
|
WHERE s.style_id = $style
|
|
AND t.template_id = s.template_id
|
|
AND c.theme_id = s.theme_id
|
|
AND i.imageset_id = s.imageset_id";
|
|
$result = $db->sql_query($sql, 3600);
|
|
$this->theme = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
|
|
// User has wrong style
|
|
if (!$this->theme && $style == $this->data['user_style'])
|
|
{
|
|
$style = $this->data['user_style'] = $config['default_style'];
|
|
|
|
$sql = 'UPDATE ' . USERS_TABLE . "
|
|
SET user_style = $style
|
|
WHERE user_id = {$this->data['user_id']}";
|
|
$db->sql_query($sql);
|
|
|
|
$sql = 'SELECT s.style_id, t.*, c.*, i.*
|
|
FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . " i
|
|
WHERE s.style_id = $style
|
|
AND t.template_id = s.template_id
|
|
AND c.theme_id = s.theme_id
|
|
AND i.imageset_id = s.imageset_id";
|
|
$result = $db->sql_query($sql, 3600);
|
|
$this->theme = $db->sql_fetchrow($result);
|
|
$db->sql_freeresult($result);
|
|
}
|
|
|
|
if (!$this->theme)
|
|
{
|
|
trigger_error('Could not get style data', E_USER_ERROR);
|
|
}
|
|
|
|
// Now parse the cfg file and cache it
|
|
$parsed_items = $cache->obtain_cfg_items($this->theme);
|
|
|
|
// We are only interested in the theme configuration for now
|
|
$parsed_items = $parsed_items['theme'];
|
|
|
|
$check_for = array(
|
|
'parse_css_file' => (int) 0,
|
|
'pagination_sep' => (string) ', '
|
|
);
|
|
|
|
foreach ($check_for as $key => $default_value)
|
|
{
|
|
$this->theme[$key] = (isset($parsed_items[$key])) ? $parsed_items[$key] : $default_value;
|
|
settype($this->theme[$key], gettype($default_value));
|
|
|
|
if (is_string($default_value))
|
|
{
|
|
$this->theme[$key] = htmlspecialchars($this->theme[$key]);
|
|
}
|
|
}
|
|
|
|
// If the style author specified the theme needs to be cached
|
|
// (because of the used paths and variables) than make sure it is the case.
|
|
// For example, if the theme uses language-specific images it needs to be stored in db.
|
|
if (!$this->theme['theme_storedb'] && $this->theme['parse_css_file'])
|
|
{
|
|
$this->theme['theme_storedb'] = 1;
|
|
|
|
$stylesheet = file_get_contents("{$phpbb_root_path}styles/{$this->theme['theme_path']}/theme/stylesheet.css");
|
|
// Match CSS imports
|
|
$matches = array();
|
|
preg_match_all('/@import url\(["\'](.*)["\']\);/i', $stylesheet, $matches);
|
|
|
|
if (sizeof($matches))
|
|
{
|
|
$content = '';
|
|
foreach ($matches[0] as $idx => $match)
|
|
{
|
|
if ($content = @file_get_contents("{$phpbb_root_path}styles/{$this->theme['theme_path']}/theme/" . $matches[1][$idx]))
|
|
{
|
|
$content = trim($content);
|
|
}
|
|
else
|
|
{
|
|
$content = '';
|
|
}
|
|
$stylesheet = str_replace($match, $content, $stylesheet);
|
|
}
|
|
unset($content);
|
|
}
|
|
|
|
$stylesheet = str_replace('./', 'styles/' . $this->theme['theme_path'] . '/theme/', $stylesheet);
|
|
|
|
$sql_ary = array(
|
|
'theme_data' => $stylesheet,
|
|
'theme_mtime' => time(),
|
|
'theme_storedb' => 1
|
|
);
|
|
|
|
$sql = 'UPDATE ' . STYLES_THEME_TABLE . '
|
|
SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
|
|
WHERE theme_id = ' . $this->theme['theme_id'];
|
|
$db->sql_query($sql);
|
|
|
|
unset($sql_ary);
|
|
}
|
|
|
|
$template->set_template();
|
|
|
|
$this->img_lang = (file_exists($phpbb_root_path . 'styles/' . $this->theme['imageset_path'] . '/imageset/' . $this->lang_name)) ? $this->lang_name : $config['default_lang'];
|
|
|
|
$sql = 'SELECT *
|
|
FROM ' . STYLES_IMAGESET_DATA_TABLE . '
|
|
WHERE imageset_id = ' . $this->theme['imageset_id'] . "
|
|
AND image_lang IN('" . $db->sql_escape($this->img_lang) . "', '')";
|
|
$result = $db->sql_query($sql, 3600);
|
|
|
|
while ($row = $db->sql_fetchrow($result))
|
|
{
|
|
$this->img_array[$row['image_name']] = $row;
|
|
}
|
|
|
|
// If this function got called from the error handler we are finished here.
|
|
if (defined('IN_ERROR_HANDLER'))
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Disable board if the install/ directory is still present
|
|
// For the brave development army we do not care about this, else we need to comment out this everytime we develop locally
|
|
if (!defined('DEBUG_EXTRA') && !defined('ADMIN_START') && !defined('IN_INSTALL') && !defined('IN_LOGIN') && file_exists($phpbb_root_path . 'install'))
|
|
{
|
|
// Adjust the message slightly according to the permissions
|
|
if ($auth->acl_gets('a_', 'm_') || $auth->acl_getf_global('m_'))
|
|
{
|
|
$message = 'REMOVE_INSTALL';
|
|
}
|
|
else
|
|
{
|
|
$message = (!empty($config['board_disable_msg'])) ? $config['board_disable_msg'] : 'BOARD_DISABLE';
|
|
}
|
|
trigger_error($message);
|
|
}
|
|
|
|
// Is board disabled and user not an admin or moderator?
|
|
if ($config['board_disable'] && !defined('IN_LOGIN') && !$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
|
|
{
|
|
header('HTTP/1.1 503 Service Unavailable');
|
|
|
|
$message = (!empty($config['board_disable_msg'])) ? $config['board_disable_msg'] : 'BOARD_DISABLE';
|
|
trigger_error($message);
|
|
}
|
|
|
|
// Is load exceeded?
|
|
if ($config['limit_load'] && $this->load !== false)
|
|
{
|
|
if ($this->load > floatval($config['limit_load']) && !defined('IN_LOGIN') && !$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
|
|
{
|
|
header('HTTP/1.1 503 Service Unavailable');
|
|
trigger_error('BOARD_UNAVAILABLE');
|
|
}
|
|
}
|
|
|
|
// Does the user need to change their password? If so, redirect to the
|
|
// ucp profile reg_details page ... of course do not redirect if we're already in the ucp
|
|
if (!defined('IN_ADMIN') && !defined('ADMIN_START') && $config['chg_passforce'] && $this->data['is_registered'] && $auth->acl_get('u_chgpasswd') && $this->data['user_passchg'] < time() - ($config['chg_passforce'] * 86400))
|
|
{
|
|
if (strpos($this->page['query_string'], 'mode=reg_details') === false && $this->page['page_name'] != "ucp.$phpEx")
|
|
{
|
|
redirect(append_sid("{$phpbb_root_path}ucp.$phpEx", 'i=profile&mode=reg_details'));
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Add Language Items - use_db and use_help are assigned where needed (only use them to force inclusion)
|
|
*
|
|
* @param mixed $lang_set specifies the language entries to include
|
|
* @param bool $use_db internal variable for recursion, do not use
|
|
* @param bool $use_help internal variable for recursion, do not use
|
|
*
|
|
* Examples:
|
|
* <code>
|
|
* $lang_set = array('posting', 'help' => 'faq');
|
|
* $lang_set = array('posting', 'viewtopic', 'help' => array('bbcode', 'faq'))
|
|
* $lang_set = array(array('posting', 'viewtopic'), 'help' => array('bbcode', 'faq'))
|
|
* $lang_set = 'posting'
|
|
* $lang_set = array('help' => 'faq', 'db' => array('help:faq', 'posting'))
|
|
* </code>
|
|
*/
|
|
function add_lang($lang_set, $use_db = false, $use_help = false)
|
|
{
|
|
global $phpEx;
|
|
|
|
if (is_array($lang_set))
|
|
{
|
|
foreach ($lang_set as $key => $lang_file)
|
|
{
|
|
// Please do not delete this line.
|
|
// We have to force the type here, else [array] language inclusion will not work
|
|
$key = (string) $key;
|
|
|
|
if ($key == 'db')
|
|
{
|
|
$this->add_lang($lang_file, true, $use_help);
|
|
}
|
|
else if ($key == 'help')
|
|
{
|
|
$this->add_lang($lang_file, $use_db, true);
|
|
}
|
|
else if (!is_array($lang_file))
|
|
{
|
|
$this->set_lang($this->lang, $this->help, $lang_file, $use_db, $use_help);
|
|
}
|
|
else
|
|
{
|
|
$this->add_lang($lang_file, $use_db, $use_help);
|
|
}
|
|
}
|
|
unset($lang_set);
|
|
}
|
|
else if ($lang_set)
|
|
{
|
|
$this->set_lang($this->lang, $this->help, $lang_set, $use_db, $use_help);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set language entry (called by add_lang)
|
|
* @access private
|
|
*/
|
|
function set_lang(&$lang, &$help, $lang_file, $use_db = false, $use_help = false)
|
|
{
|
|
global $phpEx;
|
|
|
|
// Make sure the language path is set (if the user setup did not happen it is not set)
|
|
if (!$this->lang_path)
|
|
{
|
|
global $phpbb_root_path, $config;
|
|
|
|
$this->lang_path = $phpbb_root_path . 'language/' . $config['default_lang'] . '/';
|
|
}
|
|
|
|
// $lang == $this->lang
|
|
// $help == $this->help
|
|
// - add appropriate variables here, name them as they are used within the language file...
|
|
if (!$use_db)
|
|
{
|
|
if ((include($this->lang_path . (($use_help) ? 'help_' : '') . "$lang_file.$phpEx")) === false)
|
|
{
|
|
trigger_error("Language file {$this->lang_path}" . (($use_help) ? 'help_' : '') . "$lang_file.$phpEx couldn't be opened.", E_USER_ERROR);
|
|
}
|
|
}
|
|
else if ($use_db)
|
|
{
|
|
// Get Database Language Strings
|
|
// Put them into $lang if nothing is prefixed, put them into $help if help: is prefixed
|
|
// For example: help:faq, posting
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Format user date
|
|
*/
|
|
function format_date($gmepoch, $format = false, $forcedate = false)
|
|
{
|
|
static $midnight;
|
|
|
|
$lang_dates = $this->lang['datetime'];
|
|
$format = (!$format) ? $this->date_format : $format;
|
|
|
|
// Short representation of month in format
|
|
if ((strpos($format, '\M') === false && strpos($format, 'M') !== false) || (strpos($format, '\r') === false && strpos($format, 'r') !== false))
|
|
{
|
|
$lang_dates['May'] = $lang_dates['May_short'];
|
|
}
|
|
|
|
unset($lang_dates['May_short']);
|
|
|
|
if (!$midnight)
|
|
{
|
|
list($d, $m, $y) = explode(' ', gmdate('j n Y', time() + $this->timezone + $this->dst));
|
|
$midnight = gmmktime(0, 0, 0, $m, $d, $y) - $this->timezone - $this->dst;
|
|
}
|
|
|
|
if (strpos($format, '|') === false || ($gmepoch < $midnight - 86400 && !$forcedate) || ($gmepoch > $midnight + 172800 && !$forcedate))
|
|
{
|
|
return strtr(@gmdate(str_replace('|', '', $format), $gmepoch + $this->timezone + $this->dst), $lang_dates);
|
|
}
|
|
|
|
if ($gmepoch > $midnight + 86400 && !$forcedate)
|
|
{
|
|
$format = substr($format, 0, strpos($format, '|')) . '||' . substr(strrchr($format, '|'), 1);
|
|
return str_replace('||', $this->lang['datetime']['TOMORROW'], strtr(@gmdate($format, $gmepoch + $this->timezone + $this->dst), $lang_dates));
|
|
}
|
|
else if ($gmepoch > $midnight && !$forcedate)
|
|
{
|
|
$format = substr($format, 0, strpos($format, '|')) . '||' . substr(strrchr($format, '|'), 1);
|
|
return str_replace('||', $this->lang['datetime']['TODAY'], strtr(@gmdate($format, $gmepoch + $this->timezone + $this->dst), $lang_dates));
|
|
}
|
|
else if ($gmepoch > $midnight - 86400 && !$forcedate)
|
|
{
|
|
$format = substr($format, 0, strpos($format, '|')) . '||' . substr(strrchr($format, '|'), 1);
|
|
return str_replace('||', $this->lang['datetime']['YESTERDAY'], strtr(@gmdate($format, $gmepoch + $this->timezone + $this->dst), $lang_dates));
|
|
}
|
|
|
|
return strtr(@gmdate(str_replace('|', '', $format), $gmepoch + $this->timezone + $this->dst), $lang_dates);
|
|
}
|
|
|
|
/**
|
|
* Get language id currently used by the user
|
|
*/
|
|
function get_iso_lang_id()
|
|
{
|
|
global $config, $db;
|
|
|
|
if (isset($this->lang_id))
|
|
{
|
|
return $this->lang_id;
|
|
}
|
|
|
|
if (!$this->lang_name)
|
|
{
|
|
$this->lang_name = $config['default_lang'];
|
|
}
|
|
|
|
$sql = 'SELECT lang_id
|
|
FROM ' . LANG_TABLE . "
|
|
WHERE lang_iso = '" . $db->sql_escape($this->lang_name) . "'";
|
|
$result = $db->sql_query($sql);
|
|
$lang_id = (int) $db->sql_fetchfield('lang_id');
|
|
$db->sql_freeresult($result);
|
|
|
|
return $lang_id;
|
|
}
|
|
|
|
/**
|
|
* Get users profile fields
|
|
*/
|
|
function get_profile_fields($user_id)
|
|
{
|
|
global $db;
|
|
|
|
if (isset($this->profile_fields))
|
|
{
|
|
return;
|
|
}
|
|
|
|
$sql = 'SELECT *
|
|
FROM ' . PROFILE_FIELDS_DATA_TABLE . "
|
|
WHERE user_id = $user_id";
|
|
$result = $db->sql_query_limit($sql, 1);
|
|
$this->profile_fields = (!($row = $db->sql_fetchrow($result))) ? array() : $row;
|
|
$db->sql_freeresult($result);
|
|
}
|
|
|
|
/**
|
|
* Specify/Get image
|
|
*/
|
|
function img($img, $alt = '', $width = false, $suffix = '', $type = 'full_tag')
|
|
{
|
|
static $imgs;
|
|
global $phpbb_root_path;
|
|
|
|
$img_data = &$imgs[$img];
|
|
|
|
if (empty($img_data) || $width !== false)
|
|
{
|
|
if (!isset($this->img_array[$img]))
|
|
{
|
|
// Do not fill the image to let designers decide what to do if the image is empty
|
|
$img_data = '';
|
|
return $img_data;
|
|
}
|
|
|
|
$img_data['src'] = $phpbb_root_path . 'styles/' . $this->theme['imageset_path'] . '/imageset/' . ($this->img_array[$img]['image_lang'] ? $this->img_array[$img]['image_lang'] .'/' : '') . $this->img_array[$img]['image_filename'];
|
|
$img_data['width'] = $this->img_array[$img]['image_width'];
|
|
$img_data['height'] = $this->img_array[$img]['image_height'];
|
|
}
|
|
|
|
$alt = (!empty($this->lang[$alt])) ? $this->lang[$alt] : $alt;
|
|
|
|
switch ($type)
|
|
{
|
|
case 'src':
|
|
return $img_data['src'];
|
|
break;
|
|
|
|
case 'width':
|
|
return $img_data['width'];
|
|
break;
|
|
|
|
case 'height':
|
|
return $img_data['height'];
|
|
break;
|
|
|
|
default:
|
|
return '<img src="' . $img_data['src'] . '"' . (($img_data['width']) ? ' width="' . $img_data['width'] . '"' : '') . (($img_data['height']) ? ' height="' . $img_data['height'] . '"' : '') . ' alt="' . $alt . '" title="' . $alt . '" />';
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get option bit field from user options
|
|
*/
|
|
function optionget($key, $data = false)
|
|
{
|
|
if (!isset($this->keyvalues[$key]))
|
|
{
|
|
$var = ($data) ? $data : $this->data['user_options'];
|
|
$this->keyvalues[$key] = ($var & 1 << $this->keyoptions[$key]) ? true : false;
|
|
}
|
|
|
|
return $this->keyvalues[$key];
|
|
}
|
|
|
|
/**
|
|
* Set option bit field for user options
|
|
*/
|
|
function optionset($key, $value, $data = false)
|
|
{
|
|
$var = ($data) ? $data : $this->data['user_options'];
|
|
|
|
if ($value && !($var & 1 << $this->keyoptions[$key]))
|
|
{
|
|
$var += 1 << $this->keyoptions[$key];
|
|
}
|
|
else if (!$value && ($var & 1 << $this->keyoptions[$key]))
|
|
{
|
|
$var -= 1 << $this->keyoptions[$key];
|
|
}
|
|
else
|
|
{
|
|
return ($data) ? $var : false;
|
|
}
|
|
|
|
if (!$data)
|
|
{
|
|
$this->data['user_options'] = $var;
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return $var;
|
|
}
|
|
}
|
|
}
|
|
|
|
?>
|