<?php
/** 
*
* @package ucp
* @version $Id$
* @copyright (c) 2005 phpBB Group 
* @license http://opensource.org/licenses/gpl-license.php GNU Public License 
*
*/

/**
* @ignore
*/
define('IN_PHPBB', true);
$phpbb_root_path = './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
require($phpbb_root_path . 'common.' . $phpEx);
require($phpbb_root_path . 'includes/functions_user.' . $phpEx);
require($phpbb_root_path . 'includes/functions_module.' . $phpEx);

// Basic parameter data
$id 	= request_var('i', '');
$mode	= request_var('mode', '');

if ($mode == 'login' || $mode == 'logout' || $mode == 'confirm')
{
	define('IN_LOGIN', true);
}

// Start session management
$user->session_begin();
$auth->acl($user->data);
$user->setup('ucp');

// Setting a variable to let the style designer know where he is...
$template->assign_var('S_IN_UCP', true);

$module = new p_master();

// Basic "global" modes
switch ($mode)
{
	case 'activate':
		$module->load('ucp', 'activate');
		$module->display($user->lang['UCP_ACTIVATE']);

		redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
	break;

	case 'resend_act':
		$module->load('ucp', 'resend');
		$module->display($user->lang['UCP_RESEND']);
	break;

	case 'sendpassword':
		$module->load('ucp', 'remind');
		$module->display($user->lang['UCP_REMIND']);
	break;

	case 'register':
		if ($user->data['is_registered'] || isset($_REQUEST['not_agreed']))
		{
			redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
		}

		$module->load('ucp', 'register');
		$module->display($user->lang['REGISTER']);
	break;

	case 'confirm':
		$module->load('ucp', 'confirm');
		exit;
	break;

	case 'login':
		if ($user->data['is_registered'])
		{
			redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
		}

		login_box(request_var('redirect', "index.$phpEx"));
	break;

	case 'logout':
		if ($user->data['user_id'] != ANONYMOUS)
		{
			$user->session_kill();
			$user->session_begin();
		}

		meta_refresh(3, append_sid("{$phpbb_root_path}index.$phpEx"));

		$message = $user->lang['LOGOUT_REDIRECT'] . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a> ');
		trigger_error($message);
	break;

	case 'terms':
	case 'privacy':

		$message = ($mode == 'terms') ? 'TERMS_OF_USE_CONTENT' : 'PRIVACY_POLICY';
		$title = ($mode == 'terms') ? 'TERMS_USE' : 'PRIVACY';

		if (empty($user->lang[$message]))
		{
			if ($user->data['is_registered'])
			{
				redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
			}

			login_box();
		}

		$template->set_filenames(array(
			'body'		=> 'ucp_agreement.html')
		);

		// Disable online list
		page_header($user->lang[$title], false);

		$template->assign_vars(array(
			'S_AGREEMENT'			=> true,
			'AGREEMENT_TITLE'		=> $user->lang[$title],
			'AGREEMENT_TEXT'		=> sprintf($user->lang[$message], $config['sitename'], generate_board_url()),
			'U_BACK'				=> append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=login'),
			'L_BACK'				=> $user->lang['BACK_TO_LOGIN'])
		);

		page_footer();

	break;

	case 'delete_cookies':
		
		// Delete Cookies with dynamic names (do NOT delete poll cookies)
		if (confirm_box(true))
		{
			$set_time = time() - 31536000;

			foreach ($_COOKIE as $cookie_name => $cookie_data)
			{
				$cookie_name = str_replace($config['cookie_name'] . '_', '', $cookie_name);

				// Polls are stored as {cookie_name}_poll_{topic_id}, cookie_name_ got removed, therefore checking for poll_
				if (strpos($cookie_name, 'poll_') !== 0)
				{
					$user->set_cookie($cookie_name, '', $set_time);
				}
			}

			$user->set_cookie('track', '', $set_time);
			$user->set_cookie('u', '', $set_time);
			$user->set_cookie('k', '', $set_time);
			$user->set_cookie('sid', '', $set_time);

			// We destroy the session here, the user will be logged out nevertheless
			$user->session_kill();
			$user->session_begin();

			meta_refresh(3, append_sid("{$phpbb_root_path}index.$phpEx"));

			$message = $user->lang['COOKIES_DELETED'] . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a>');
			trigger_error($message);
		}
		else
		{
			confirm_box(false, 'DELETE_COOKIES', '');
		}

		redirect(append_sid("{$phpbb_root_path}index.$phpEx"));

	break;

	case 'switch_perm':

		$user_id = request_var('u', 0);

		$sql = 'SELECT *
			FROM ' . USERS_TABLE . '
			WHERE user_id = ' . (int) $user_id;
		$result = $db->sql_query($sql);
		$user_row = $db->sql_fetchrow($result);
		$db->sql_freeresult($result);

		if (!$auth->acl_get('a_switchperm') || !$user_row || $user_id == $user->data['user_id'])
		{
			redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
		}

		include($phpbb_root_path . 'includes/acp/auth.' . $phpEx);

		$auth_admin = new auth_admin();
		if (!$auth_admin->ghost_permissions($user_id, $user->data['user_id']))
		{
			redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
		}

		add_log('admin', 'LOG_ACL_TRANSFER_PERMISSIONS', $user_row['username']);

		$message = sprintf($user->lang['PERMISSIONS_TRANSFERRED'], $user_row['username']) . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a>');
		trigger_error($message);

	break;

	case 'restore_perm':

		if (!$user->data['user_perm_from'] || !$auth->acl_get('a_switchperm'))
		{
			redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
		}

		$auth->acl_cache($user->data);

		$sql = 'UPDATE ' . USERS_TABLE . "
			SET user_perm_from = 0
			WHERE user_id = " . $user->data['user_id'];
		$db->sql_query($sql);

		$sql = 'SELECT username
			FROM ' . USERS_TABLE . '
			WHERE user_id = ' . $user->data['user_perm_from'];
		$result = $db->sql_query($sql);
		$username = $db->sql_fetchfield('username');
		$db->sql_freeresult($result);

		add_log('admin', 'LOG_ACL_RESTORE_PERMISSIONS', $username);

		$message = $user->lang['PERMISSIONS_RESTORED'] . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a>');
		trigger_error($message);

	break;
}

// Only registered users can go beyond this point
if (!$user->data['is_registered'])
{
	if ($user->data['is_bot'])
	{
		redirect(append_sid("{$phpbb_root_path}index.$phpEx"));
	}

	login_box('', $user->lang['LOGIN_EXPLAIN_UCP']);
}


// Output listing of friends online
$update_time = $config['load_online_time'] * 60;

$sql = $db->sql_build_query('SELECT_DISTINCT', array(
	'SELECT'	=> 'u.user_id, u.username, u.username_clean, u.user_colour, u.user_allow_viewonline, MAX(s.session_time) as online_time, MIN(s.session_viewonline) AS viewonline',

	'FROM'		=> array(
		USERS_TABLE		=> 'u',
		ZEBRA_TABLE		=> 'z'
	),

	'LEFT_JOIN'	=> array(
		array(
			'FROM'	=> array(SESSIONS_TABLE => 's'),
			'ON'	=> 's.session_user_id = z.zebra_id'
		)
	),

	'WHERE'		=> 'z.user_id = ' . $user->data['user_id'] . '
		AND z.friend = 1
		AND u.user_id = z.zebra_id',

	'GROUP_BY'	=> 'z.zebra_id, u.user_id, u.username_clean, u.user_allow_viewonline, u.user_colour, u.username',

	'ORDER_BY'	=> 'u.username_clean ASC',
));

$result = $db->sql_query($sql);

while ($row = $db->sql_fetchrow($result))
{
	$which = (time() - $update_time < $row['online_time'] && $row['viewonline'] && $row['user_allow_viewonline']) ? 'online' : 'offline';

	$template->assign_block_vars("friends_{$which}", array(
		'USER_ID'		=> $row['user_id'],

		'U_PROFILE'		=> get_username_string('profile', $row['user_id'], $row['username'], $row['user_colour']),
		'USER_COLOUR'	=> get_username_string('colour', $row['user_id'], $row['username'], $row['user_colour']),
		'USERNAME'		=> get_username_string('username', $row['user_id'], $row['username'], $row['user_colour']),
		'USERNAME_FULL'	=> get_username_string('full', $row['user_id'], $row['username'], $row['user_colour']))
	);
}
$db->sql_freeresult($result);

// Instantiate module system and generate list of available modules
$module->list_modules('ucp');

// Select the active module
$module->set_active($id, $mode);

// Load and execute the relevant module
$module->load_active();

// Assign data to the template engine for the list of modules
$module->assign_tpl_vars(append_sid("{$phpbb_root_path}ucp.$phpEx"));

// Generate the page, do not display/query online list
$module->display($module->get_page_title(), false);

/**
* Function for assigning a template var if the zebra module got included
*/
function _module_zebra($mode, &$module_row)
{
	global $template;

	$template->assign_var('S_ZEBRA_ENABLED', true);
}

?>