{
// If zlib is being used, turn off output compression.
if (@ini_get('zlib.output_compression') == '1' || @ini_get('output_handler') == 'ob_gzhandler' || @version_compare(PHP_VERSION, '4.2.0') == -1)
$modSettings['enableCompressedOutput'] = '0';
else
ob_start('ob_gzhandler');
}
// This makes it so headers can be sent!
if (empty($modSettings['enableCompressedOutput']))
ob_start();
// Register an error handler.
set_error_handler('error_handler');
// Start the session. (assuming it hasn't already been.)
loadSession();
// What function shall we execute? (done like this for memory's sake.)
call_user_func(smf_main());
// Call obExit specially; we're coming from the main area ;).
obExit(null, null, true);
// The main controlling function.
function smf_main()
{
global $modSettings, $settings, $user_info, $board, $topic, $maintenance, $sourcedir;
// Special case: session keep-alive.
if (isset($_GET['action']) && $_GET['action'] == 'keepalive')
die;
// Load the user's cookie (or set as guest) and load their settings.
loadUserSettings();
// Load the current board's information.
loadBoard();
// Load the current theme. (note that ?theme=1 will also work, may be used for guest theming.)
loadTheme();
// Check if the user should be disallowed access.
is_not_banned();
// Load the current user's permissions.
loadPermissions();
// Do some logging, unless this is an attachment, avatar, theme option or XML feed.
if (empty($_REQUEST['action']) || !in_array($_REQUEST['action'], array('dlattach', 'jsoption', '.xml')))
{
// Log this user as online.
writeLog();
// Track forum statistics and hits...?
if (!empty($modSettings['hitStats']))
trackStats(array('hits' => '+'));
}
// Is the forum in maintenance mode? (doesn't apply to administrators.)
if (!empty($maintenance) && !allowedTo('admin_forum'))
{
// You can only login.... otherwise, you're getting the "maintenance mode" display.
if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'login2')
{
require_once($sourcedir . '/LogInOut.php');
return 'Login2';
}
// Don't even try it, sonny.
else
{
require_once($sourcedir . '/Subs-Auth.php');
return 'InMaintenance';
}
}
// If guest access is off, a guest can only do one of the very few following actions.
elseif (empty($modSettings['allow_guestAccess']) && $user_info['is_guest'] && (!isset($_REQUEST['action']) || !in_array($_REQUEST['action'], array('login', 'login2', 'register', 'register2', 'reminder', 'activate', 'smstats', 'help', '.xml', 'verificationcode'))))
{
require_once($sourcedir . '/Subs-Auth.php');
return 'KickGuest';
}
elseif (empty($_REQUEST['action']))
{
// Action and board are both empty... BoardIndex!
if (empty($board) && empty($topic))
{
require_once($sourcedir . '/BoardIndex.php');
return 'BoardIndex';
}
// Topic is empty, and action is empty.... MessageIndex!
elseif (empty($topic))
{
require_once($sourcedir . '/MessageIndex.php');
return 'MessageIndex';
}
// Board is not empty... topic is not empty... action is empty.. Display!
else
{
require_once($sourcedir . '/Display.php');
return 'Display';
}
}
// Here's the monstrous $_REQUEST['action'] array - $_REQUEST['action'] => array($file, $function).
$actionArray = array(
'activate' => array('Register.php', 'Activate'),
'admin' => array('Admin.php', 'Admin'),
'announce' => array('Post.php', 'AnnounceTopic'),
'ban' => array('ManageBans.php', 'Ban'),
'boardrecount' => array('Admin.php', 'AdminBoardRecount'),
'buddy' => array('Subs-Members.php', 'BuddyListToggle'),
'calendar' => array('Calen