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header.php
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header.php
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<?php
/*
Copyright (C) 2004-2010 Kestas J. Kuliukas
This file is part of webDiplomacy.
webDiplomacy is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
webDiplomacy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with webDiplomacy. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* The header file; sanitize, initialize, get everything set up quickly
*
* @package Base
*/
//$_SERVER['HTTP_CACHE_CONTROL'] = 'max-age=10000';
/*
function setExpires($expires) {
header('Expires: '.gmdate('D, d M Y H:i:s', time()+$expires).'GMT');
header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()-$expires).'GMT');
}
setExpires(600);
echo ( 'This page will self destruct in 10 seconds<br />' );
echo ( 'The GMT is now '.gmdate('H:i:s').'<br />' );
echo ( 'The GMT is now '.gmdate('H:i:s',time()).'<br />' );
echo ( '<a href="'.$_SERVER['PHP_SELF'].'">View Again</a><br />' );
die();*/
if( strpos($_SERVER['PHP_SELF'], 'header.php') )
{
die("You can't view this document by itself.");
}
if( !defined('IN_CODE') )
define('IN_CODE', 1); // A flag to tell scripts they aren't being executed by themselves
require_once('config.php');
require_once('global/definitions.php');
if( strlen(Config::$serverMessages['ServerOffline']) )
die('<html><head><title>Server offline</title></head>'.
'<body>'.Config::$serverMessages['ServerOffline'].'</body></html>');
if( ini_get('request_order') !== false ) {
// There is a request_order php.ini variable; this must be PHP 5.3.0+
/*
* This variable determines whether $_COOKIE is included in $_REQUEST;
* if request_order contains no 'c' then $_COOKIE is not included.
*
* $_COOKIE shouldn't be included in $_REQUEST, however since webDip
* has historically relied on it being there this code is here
* temporarily, while the improper $_REQUEST references are found and
* switched to $_COOKIE.
*/
if( substr_count(strtolower(ini_get('request_order')), 'c') == 0 ) {
/*
* No 'c' in request_order, so no $_COOKIE variables in $_REQUEST;
* $_COOKIE will need to be merged into $_REQUEST manually.
*
* The default config used to be GPC ($_GET, $_POST, $_COOKIE), so
* to get the standard behaviour $_COOKIE overwrites variables
* already in $_REQUEST.
*/
foreach($_COOKIE as $key=>$value)
{
$_REQUEST[$key] = $value;
// array_merge could be used here, but creating a new array
// for use as a super-global can have weird results.
}
}
}
/*
* If register_globals in enabled remove globals.
*/
if (ini_get('register_globals') or get_magic_quotes_gpc())
{
function stripslashes_deep(&$value)
{
if ( is_array($value) )
return array_map('stripslashes_deep', $value);
else
return stripslashes($value);
}
$defined_vars = get_defined_vars();
while( list($var_name, $var_value) = each($defined_vars) )
{
switch( $var_name )
{
case "_COOKIE":
case "_POST":
case "_GET":
case "_REQUEST":
if (get_magic_quotes_gpc())
{
// Strip slashes if magic quotes added slashes
${$var_name} = stripslashes_deep(${$var_name});
}
break;
case "_SERVER":
break; // Don't strip slashes on _SERVER variables, slashes aren't added to these
case "_FILES":
break; // Don't strip slashes on _FILES (file uploads, currently only used for locale text lookup changes)
default:
unset( ${$var_name} ); // Remove register_globals variables
break;
}
}
unset($defined_vars);
}
// Support the legacy request variables
if ( isset($_REQUEST['gid']) ) $_REQUEST['gameID'] = $_REQUEST['gid'];
if ( isset($_REQUEST['uid']) ) $_REQUEST['userID'] = $_REQUEST['uid'];
// Reset globals
// FIXME: Resetting this means $GLOBALS['asdf'] is no longer kept in sync with global $asdf. This causes problems during construction
$GLOBALS = array();
$GLOBALS['scriptStartTime'] = microtime(true);
ini_set('memory_limit',"8M"); // 8M is the default
ini_set('max_execution_time','8');
//ini_set('session.cache_limiter','public');
ignore_user_abort(TRUE); // Carry on if the user exits before the script gets printed.
// This shouldn't be necessary for data integrity, but either way it may save reprocess time
ob_start(); // Buffer output. libHTML::footer() flushes.
// All the standard includes.
require_once('lib/cache.php');
require_once('lib/time.php');
require_once('lib/html.php');
require_once('locales/layer.php');
global $Locale;
require_once('locales/'.Config::$locale.'/layer.php'); // This will set $Locale
$Locale->initialize();
require_once(l_r('objects/silence.php'));
require_once(l_r('objects/user.php'));
require_once(l_r('objects/game.php'));
require_once(l_r('global/error.php'));
// Set up the error handler
date_default_timezone_set('UTC');
// Create database object
require_once(l_r('objects/database.php'));
$DB = new Database();
// Set up the misc values object
require_once(l_r('objects/misc.php'));
global $Misc;
$Misc = new Misc();
if ( $Misc->Version != VERSION )
{
require_once(l_r('install/install.php'));
}
// Taken from the php manual to disable cacheing.
header("Last-Modified: Mon, 26 Jul 1997 05:00:00 GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
if( defined('FACEBOOKSCRIPT') ) {
require_once(l_r('facebook/facebook-platform/php/facebook.php'));
$facebook=new Facebook(Config::$facebookAPIKey,Config::$facebookSecret);
$facebook->require_frame();
$fb_user=$facebook->get_loggedin_user();
if( !$fb_user ) {
if( !isset($_REQUEST['wD_FB_AuthNow'])) {
libHTML::notice(l_t('Not authorized'),l_t('To play in webDiplomacy games you need to authorize this application, so that '.
'it can send you notifications informing you when a game you\'re playing in needs your attention. '.
'Please <a href="index.php?wD_FB_AuthNow=on">authorize this application</a> to continue.'));
} else {
$fb_user=$facebook->require_login();
}
}
}
require_once(l_r('lib/auth.php'));
if( !defined('AJAX') )
{
if( isset($_REQUEST['logoff']) )
{
$success=libAuth::keyWipe();
$User = new User(GUESTID); // Give him a guest $User
header('refresh: 4; url=logon.php?noRefresh=on');
libHTML::notice(l_t("Logged out"),l_t("You have been logged out, and are being redirected to the logon page."));
}
global $User;
$User = libAuth::auth();
if ( $User->type['Admin'] )
{
Config::$debug=true;
if ( isset($_REQUEST['auid']) || isset($_SESSION['auid']) )
$User = libAuth::adminUserSwitch($User);
else
define('AdminUserSwitch',$User->id);
}
elseif ( $Misc->Maintenance )
{
list($contents) = $DB->sql_row("SELECT message FROM wD_Config WHERE name = 'Maintenance'");
unset($DB); // This lets libHTML know there's a problem
libHTML::error($contents);
}
}
// This gets called by libHTML::footer
function close()
{
global $DB, $Misc;
// This isn't put into the database destructor in case of dieing due to an error
if ( is_object($DB) )
{
$Misc->write();
if( !defined('ERROR'))
$DB->sql_put("COMMIT");
unset($DB);
}
ob_end_flush();
die();
}
?>