phpBB/common.php


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<?php
/**
*
* @package phpBB3
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
* Minimum Requirement: PHP 5.3.3
*/

/**
*/
if (!defined('IN_PHPBB'))
{
	exit;
}

require($phpbb_root_path . 'includes/startup.' . $phpEx);

if (file_exists($phpbb_root_path . 'config.' . $phpEx))
{
	require($phpbb_root_path . 'config.' . $phpEx);
}

if (!defined('PHPBB_INSTALLED'))
{
	// Redirect the user to the installer
	require($phpbb_root_path . 'includes/functions.' . $phpEx);

	// We have to generate a full HTTP/1.1 header here since we can't guarantee to have any of the information
	// available as used by the redirect function
	$server_name = (!empty($_SERVER['HTTP_HOST'])) ? strtolower($_SERVER['HTTP_HOST']) : ((!empty($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : getenv('SERVER_NAME'));
	$server_port = (!empty($_SERVER['SERVER_PORT'])) ? (int) $_SERVER['SERVER_PORT'] : (int) getenv('SERVER_PORT');
	$secure = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 1 : 0;

	$script_name = (!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : getenv('PHP_SELF');
	if (!$script_name)
	{
		$script_name = (!empty($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : getenv('REQUEST_URI');
	}

	// $phpbb_root_path accounts for redirects from e.g. /adm
	$script_path = trim(dirname($script_name)) . '/' . $phpbb_root_path . 'install/index.' . $phpEx;
	// Replace any number of consecutive backslashes and/or slashes with a single slash
	// (could happen on some proxy setups and/or Windows servers)
	$script_path = preg_replace('#[\\\\/]{2,}#', '/', $script_path);

	// Eliminate . and .. from the path
	require($phpbb_root_path . 'phpbb/filesystem.' . $phpEx);
	$phpbb_filesystem = new phpbb_filesystem();
	$script_path = $phpbb_filesystem->clean_path($script_path);

	$url = (($secure) ? 'https://' : 'http://') . $server_name;

	if ($server_port && (($secure && $server_port <> 443) || (!$secure && $server_port <> 80)))
	{
		// HTTP HOST can carry a port number...
		if (strpos($server_name, ':') === false)
		{
			$url .= ':' . $server_port;
		}
	}

	$url .= $script_path;
	header('Location: ' . $url);
	exit;
}

// In case $phpbb_adm_relative_path is not set (in case of an update), use the default.
$phpbb_adm_relative_path = (isset($phpbb_adm_relative_path)) ? $phpbb_adm_relative_path : 'adm/';
$phpbb_admin_path = (defined('PHPBB_ADMIN_PATH')) ? PHPBB_ADMIN_PATH : $phpbb_root_path . $phpbb_adm_relative_path;

// Include files
require($phpbb_root_path . 'phpbb/class_loader.' . $phpEx);

require($phpbb_root_path . 'includes/functions.' . $phpEx);
require($phpbb_root_path . 'includes/functions_content.' . $phpEx);
require($phpbb_root_path . 'includes/functions_container.' . $phpEx);
include($phpbb_root_path . 'includes/functions_compatibility.' . $phpEx);

require($phpbb_root_path . 'includes/constants.' . $phpEx);
require($phpbb_root_path . 'includes/utf/utf_tools.' . $phpEx);

// Set PHP error handler to ours
set_error_handler(defined('PHPBB_MSG_HANDLER') ? PHPBB_MSG_HANDLER : 'msg_handler');

// Setup class loader first
$phpbb_class_loader = new phpbb_class_loader('phpbb_', "{$phpbb_root_path}phpbb/", $phpEx);
$phpbb_class_loader->register();
$phpbb_class_loader_ext = new phpbb_class_loader('phpbb_ext_', "{$phpbb_root_path}ext/", $phpEx);
$phpbb_class_loader_ext->register();

// Set up container
$phpbb_container = phpbb_create_default_container($phpbb_root_path, $phpEx);

$phpbb_class_loader->set_cache($phpbb_container->get('cache.driver'));
$phpbb_class_loader_ext->set_cache($phpbb_container->get('cache.driver'));

// set up caching
$cache = $phpbb_container->get('cache');

// Instantiate some basic classes
$phpbb_dispatcher = $phpbb_container->get('dispatcher');
$request	= $phpbb_container->get('request');
$user		= $phpbb_container->get('user');
$auth		= $phpbb_container->get('auth');
$db			= $phpbb_container->get('dbal.conn');

// make sure request_var uses this request instance
request_var('', 0, false, false, $request); // "dependency injection" for a function

// Grab global variables, re-cache if necessary
$config = $phpbb_container->get('config');
set_config(null, null, null, $config);
set_config_count(null, null, null, $config);

$phpbb_log = $phpbb_container->get('log');

// load extensions
$phpbb_extension_manager = $phpbb_container->get('ext.manager');
$phpbb_subscriber_loader = $phpbb_container->get('event.subscriber_loader');

$template = $phpbb_container->get('template');
$phpbb_style = $phpbb_container->get('style');

// Add own hook handler
require($phpbb_root_path . 'includes/hooks/index.' . $phpEx);
$phpbb_hook = new phpbb_hook(array('exit_handler', 'phpbb_user_session_handler', 'append_sid', array('phpbb_template', 'display')));
$phpbb_hook_finder = $phpbb_container->get('hook_finder');

foreach ($phpbb_hook_finder->find() as $hook)
{
	@include($phpbb_root_path . 'includes/hooks/' . $hook . '.' . $phpEx);
}

if (!$config['use_system_cron'])
{
	$cron = $phpbb_container->get('cron.manager');
}

/**
* Main event which is triggered on every page
*
* You can use this event to load function files and initiate objects
*
* NOTE:	At this point the global session ($user) and permissions ($auth)
*		do NOT exist yet. If you need to use the user object
*		(f.e. to include language files) or need to check permissions,
*		please use the core.user_setup event instead!
*
* @event core.common
* @since 3.1-A1
*/
$phpbb_dispatcher->dispatch('core.common');