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<?php
/**
*
* @package install
* @version $Id$
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**#@+
* @ignore
*/
define('IN_PHPBB', true);
define('IN_INSTALL', true);
/**#@-*/
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './../';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
// Report all errors, except notices and deprecation messages
if (!defined('E_DEPRECATED'))
{
define('E_DEPRECATED', 8192);
}
error_reporting(E_ALL ^ E_NOTICE ^ E_DEPRECATED);
// @todo Review this test and see if we can find out what it is which prevents PHP 4.2.x from even displaying the page with requirements on it
if (version_compare(PHP_VERSION, '4.3.3') < 0)
{
die('You are running an unsupported PHP version. Please upgrade to PHP 4.3.3 or higher before trying to install phpBB 3.0');
}
/*
* Remove variables created by register_globals from the global scope
* Thanks to Matt Kavanagh
*/
function deregister_globals()
{
$not_unset = array(
'GLOBALS' => true,
'_GET' => true,
'_POST' => true,
'_COOKIE' => true,
'_REQUEST' => true,
'_SERVER' => true,
'_SESSION' => true,
'_ENV' => true,
'_FILES' => true,
'phpEx' => true,
'phpbb_root_path' => true
);
// Not only will array_merge and array_keys give a warning if
// a parameter is not an array, array_merge will actually fail.
// So we check if _SESSION has been initialised.
if (!isset($_SESSION) || !is_array($_SESSION))
{
$_SESSION = array();
}
// Merge all into one extremely huge array; unset this later
$input = array_merge(
array_keys($_GET),
array_keys($_POST),
array_keys($_COOKIE),
array_keys($_SERVER),
array_keys($_SESSION),
array_keys($_ENV),
array_keys($_FILES)
);
foreach ($input as $varname)
{
if (isset($not_unset[$varname]))
{
// Hacking attempt. No point in continuing unless it's a COOKIE
if ($varname !== 'GLOBALS' || isset($_GET['GLOBALS']) || isset($_POST['GLOBALS']) || isset($_SERVER['GLOBALS']) || isset($_SESSION['GLOBALS']) || isset($_ENV['GLOBALS']) || isset($_FILES['GLOBALS']))
{
exit;
}
else
{
$cookie = &$_COOKIE;
while (isset($cookie['GLOBALS']))
{
foreach ($cookie['GLOBALS'] as $registered_var => $value)
{
if (!isset($not_unset[$registered_var]))
{
unset($GLOBALS[$registered_var]);
}
}
$cookie = &$cookie['GLOBALS'];
}
}
}
unset($GLOBALS[$varname]);
}
unset($input);
}
// If we are on PHP >= 6.0.0 we do not need some code
if (version_compare(PHP_VERSION, '6.0.0-dev', '>='))
{
/**
* @ignore
*/
define('STRIP', false);
}
else
{
@set_magic_quotes_runtime(0);
// Be paranoid with passed vars
if (@ini_get('register_globals') == '1' || strtolower(@ini_get('register_globals')) == 'on')
{
deregister_globals();
}
define('STRIP', (get_magic_quotes_gpc()) ? true : false);
}
// Try to override some limits - maybe it helps some...
@set_time_limit(0);
$mem_limit = @ini_get('memory_limit');
if (!empty($mem_limit))
{
$unit = strtolower(substr($mem_limit, -1, 1));
$mem_limit = (int) $mem_limit;
if ($unit == 'k')
{
$mem_limit = floor($mem_limit / 1024);
}
else if ($unit == 'g')
{
$mem_limit *= 1024;
}
else if (is_numeric($unit))
{
$mem_limit = floor((int) ($mem_limit . $unit) / 1048576);
}
$mem_limit = max(128, $mem_limit) . 'M';
}
else
{
$mem_limit = '128M';
}
@ini_set('memory_limit', $mem_limit);
// Include essential scripts
require($phpbb_root_path . 'includes/functions.' . $phpEx);
if (file_exists($phpbb_root_path . 'includes/functions_content.' . $phpEx))
{
require($phpbb_root_path . 'includes/functions_content.' . $phpEx);
}
include($phpbb_root_path . 'includes/auth.' . $phpEx);
include($phpbb_root_path . 'includes/session.' . $phpEx);
include($phpbb_root_path . 'includes/template.' . $phpEx);
include($phpbb_root_path . 'includes/acm/acm_file.' . $phpEx);
include($phpbb_root_path . 'includes/cache.' . $phpEx);
include($phpbb_root_path . 'includes/functions_admin.' . $phpEx);
include($phpbb_root_path . 'includes/utf/utf_tools.' . $phpEx);
require($phpbb_root_path . 'includes/functions_install.' . $phpEx);
// Try and load an appropriate language if required
$language = basename(request_var('language', ''));
if (!empty($_SERVER['HTTP_ACCEPT_LANGUAGE']) && !$language)
{
$accept_lang_ary = explode(',', strtolower($_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) . '_' . substr($accept_lang, 3, 2);
if (file_exists($phpbb_root_path . 'language/' . $accept_lang) && is_dir($phpbb_root_path . 'language/' . $accept_lang))
{
$language = $accept_lang;
break;
}
else
{
// No match on xx_yy so try xx
$accept_lang = substr($accept_lang, 0, 2);
if (file_exists($phpbb_root_path . 'language/' . $accept_lang) && is_dir($phpbb_root_path . 'language/' . $accept_lang))
{
$language = $accept_lang;
break;
}
}
}
}
// No appropriate language found ... so let's use the first one in the language
// dir, this may or may not be English
if (!$language)
{
$dir = @opendir($phpbb_root_path . 'language');
if (!$dir)
{
die('Unable to access the language directory');
exit;
}
while (($file = readdir($dir)) !== false)
{
$path = $phpbb_root_path . 'language/' . $file;
if (!is_file($path) && !is_link($path) && file_exists($path . '/iso.txt'))
{
$language = $file;
break;
}
}
closedir($dir);
}
if (!file_exists($phpbb_root_path . 'language/' . $language) || !is_dir($phpbb_root_path . 'language/' . $language))
{
die('No language found!');
}
// And finally, load the relevant language files
include($phpbb_root_path . 'language/' . $language . '/common.' . $phpEx);
include($phpbb_root_path . 'language/' . $language . '/acp/common.' . $phpEx);
include($phpbb_root_path . 'language/' . $language . '/acp/board.' . $phpEx);
include($phpbb_root_path . 'language/' . $language . '/install.' . $phpEx);
include($phpbb_root_path . 'language/' . $language . '/posting.' . $phpEx);
// usually we would need every single constant here - and it would be consistent. For 3.0.x, use a dirty hack... :(
// Define needed constants
define('CHMOD_ALL', 7);
define('CHMOD_READ', 4);
define('CHMOD_WRITE', 2);
define('CHMOD_EXECUTE', 1);
$mode = request_var('mode', 'overview');
$sub = request_var('sub', '');
// Set PHP error handler to ours
set_error_handler(defined('PHPBB_MSG_HANDLER') ? PHPBB_MSG_HANDLER : 'msg_handler');
$user = new user();
$auth = new auth();
$cache = new cache();
$template = new template();
// Add own hook handler, if present. :o
if (file_exists($phpbb_root_path . 'includes/hooks/index.' . $phpEx))
{
require($phpbb_root_path . 'includes/hooks/index.' . $phpEx);
$phpbb_hook = new phpbb_hook(array('exit_handler', 'phpbb_user_session_handler', 'append_sid', array('template', 'display')));
foreach ($cache->obtain_hooks() as $hook)
{
@include($phpbb_root_path . 'includes/hooks/' . $hook . '.' . $phpEx);
}
}
else
{
$phpbb_hook = false;
}
// Set some standard variables we want to force
$config = array(
'load_tplcompile' => '1'
);
$template->set_custom_template('../adm/style', 'admin');
$template->assign_var('T_TEMPLATE_PATH', '../adm/style');
// the acp template is never stored in the database
$user->theme['template_storedb'] = false;
$install = new module();
$install->create('install', "index.$phpEx", $mode, $sub);
$install->load();
// Generate the page
$install->page_header();
$install->generate_navigation();
$template->set_filenames(array(
'body' => $install->get_tpl_name())
);
$install->page_footer();
/**
* @package install
*/
class module
{
var $id = 0;
var $type = 'install';
var $module_ary = array();
var $filename;
var $module_url = '';
var $tpl_name = '';
var $mode;
var $sub;
/**
* Private methods, should not be overwritten
*/
function create($module_type, $module_url, $selected_mod = false, $selected_submod = false)
{
global $db, $config, $phpEx, $phpbb_root_path;
$module = array();
// Grab module information using Bart's "neat-o-module" system (tm)
$dir = @opendir('.');
if (!$dir)
{
$this->error('Unable to access the installation directory', __LINE__, __FILE__);
}
$setmodules = 1;
while (($file = readdir($dir)) !== false)
{
if (preg_match('#^install_(.*?)\.' . $phpEx . '$#', $file))
{
include($file);
}
}
closedir($dir);
unset($setmodules);
if (!sizeof($module))
{
$this->error('No installation modules found', __LINE__, __FILE__);
}
// Order to use and count further if modules get assigned to the same position or not having an order
$max_module_order = 1000;
foreach ($module as $row)
{
// Module order not specified or module already assigned at this position?
if (!isset($row['module_order']) || isset($this->module_ary[$row['module_order']]))
{
$row['module_order'] = $max_module_order;
$max_module_order++;
}
$this->module_ary[$row['module_order']]['name'] = $row['module_title'];
$this->module_ary[$row['module_order']]['filename'] = $row['module_filename'];
$this->module_ary[$row['module_order']]['subs'] = $row['module_subs'];
$this->module_ary[$row['module_order']]['stages'] = $row['module_stages'];
if (strtolower($selected_mod) == strtolower($row['module_title']))
{
$this->id = (int) $row['module_order'];
$this->filename = (string) $row['module_filename'];
$this->module_url = (string) $module_url;
$this->mode = (string) $selected_mod;
// Check that the sub-mode specified is valid or set a default if not
if (is_array($row['module_subs']))
{
$this->sub = strtolower((in_array(strtoupper($selected_submod), $row['module_subs'])) ? $selected_submod : $row['module_subs'][0]);
}
else if (is_array($row['module_stages']))
{
$this->sub = strtolower((in_array(strtoupper($selected_submod), $row['module_stages'])) ? $selected_submod : $row['module_stages'][0]);
}
else
{
$this->sub = '';
}
}
} // END foreach
} // END create
/**
* Load and run the relevant module if applicable
*/
function load($mode = false, $run = true)
{
global $phpbb_root_path, $phpEx;
if ($run)
{
if (!empty($mode))
{
$this->mode = $mode;
}
$module = $this->filename;
if (!class_exists($module))
{
$this->error('Module "' . htmlspecialchars($module) . '" not accessible.', __LINE__, __FILE__);
}
$this->module = new $module($this);
if (method_exists($this->module, 'main'))
{
$this->module->main($this->mode, $this->sub);
}
}
}
/**
* Output the standard page header
*/
function page_header()
{
if (defined('HEADER_INC'))
{
return;
}
define('HEADER_INC', true);
global $template, $lang, $stage, $phpbb_root_path;
$template->assign_vars(array(
'L_CHANGE' => $lang['CHANGE'],
'L_INSTALL_PANEL' => $lang['INSTALL_PANEL'],
'L_SELECT_LANG' => $lang['SELECT_LANG'],
'L_SKIP' => $lang['SKIP'],
'PAGE_TITLE' => $this->get_page_title(),
'T_IMAGE_PATH' => $phpbb_root_path . 'adm/images/',
'S_CONTENT_DIRECTION' => $lang['DIRECTION'],
'S_CONTENT_FLOW_BEGIN' => ($lang['DIRECTION'] == 'ltr') ? 'left' : 'right',
'S_CONTENT_FLOW_END' => ($lang['DIRECTION'] == 'ltr') ? 'right' : 'left',
'S_CONTENT_ENCODING' => 'UTF-8',
'S_USER_LANG' => $lang['USER_LANG'],
)
);
header('Content-type: text/html; charset=UTF-8');
header('Cache-Control: private, no-cache="set-cookie"');
header('Expires: 0');
header('Pragma: no-cache');
return;
}
/**
* Output the standard page footer
*/
function page_footer()
{
global $db, $template;
$template->display('body');
// Close our DB connection.
if (!empty($db) && is_object($db))
{
$db->sql_close();
}
if (function_exists('exit_handler'))
{
exit_handler();
}
}
/**
* Returns desired template name
*/
function get_tpl_name()
{
return $this->module->tpl_name . '.html';
}
/**
* Returns the desired page title
*/
function get_page_title()
{
global $lang;
if (!isset($this->module->page_title))
{
return '';
}
return (isset($lang[$this->module->page_title])) ? $lang[$this->module->page_title] : $this->module->page_title;
}
/**
* Generate an HTTP/1.1 header to redirect the user to another page
* This is used during the installation when we do not have a database available to call the normal redirect function
* @param string $page The page to redirect to relative to the installer root path
*/
function redirect($page)
{
// HTTP_HOST is having the correct browser url in most cases...
$server_name = (!empty($_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');
}
// Replace backslashes and doubled slashes (could happen on some proxy setups)
$script_name = str_replace(array('\\', '//'), '/', $script_name);
$script_path = trim(dirname($script_name));
$url = (($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 . '/' . $page;
header('Location: ' . $url);
exit;
}
/**
* Generate the navigation tabs
*/
function generate_navigation()
{
global $lang, $template, $phpEx, $language;
if (is_array($this->module_ary))
{
@ksort($this->module_ary);
foreach ($this->module_ary as $cat_ary)
{
$cat = $cat_ary['name'];
$l_cat = (!empty($lang['CAT_' . $cat])) ? $lang['CAT_' . $cat] : preg_replace('#_#', ' ', $cat);
$cat = strtolower($cat);
$url = $this->module_url . "?mode=$cat&language=$language";
if ($this->mode == $cat)
{
$template->assign_block_vars('t_block1', array(
'L_TITLE' => $l_cat,
'S_SELECTED' => true,
'U_TITLE' => $url,
));
if (is_array($this->module_ary[$this->id]['subs']))
{
$subs = $this->module_ary[$this->id]['subs'];
foreach ($subs as $option)
{
$l_option = (!empty($lang['SUB_' . $option])) ? $lang['SUB_' . $option] : preg_replace('#_#', ' ', $option);
$option = strtolower($option);
$url = $this->module_url . '?mode=' . $this->mode . "&sub=$option&language=$language";
$template->assign_block_vars('l_block1', array(
'L_TITLE' => $l_option,
'S_SELECTED' => ($this->sub == $option),
'U_TITLE' => $url,
));
}
}
if (is_array($this->module_ary[$this->id]['stages']))
{
$subs = $this->module_ary[$this->id]['stages'];
$matched = false;
foreach ($subs as $option)
{
$l_option = (!empty($lang['STAGE_' . $option])) ? $lang['STAGE_' . $option] : preg_replace('#_#', ' ', $option);
$option = strtolower($option);
$matched = ($this->sub == $option) ? true : $matched;
$template->assign_block_vars('l_block2', array(
'L_TITLE' => $l_option,
'S_SELECTED' => ($this->sub == $option),
'S_COMPLETE' => !$matched,
));
}
}
}
else
{
$template->assign_block_vars('t_block1', array(
'L_TITLE' => $l_cat,
'S_SELECTED' => false,
'U_TITLE' => $url,
));
}
}
}
}
/**
* Output an error message
* If skip is true, return and continue execution, else exit
*/
function error($error, $line, $file, $skip = false)
{
global $lang, $db, $template;
if ($skip)
{
$template->assign_block_vars('checks', array(
'S_LEGEND' => true,
'LEGEND' => $lang['INST_ERR'],
));
$template->assign_block_vars('checks', array(
'TITLE' => basename($file) . ' [ ' . $line . ' ]',
'RESULT' => '<b style="color:red">' . $error . '</b>',
));
return;
}
echo '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">';
echo '<html xmlns="http://www.w3.org/1999/xhtml" dir="ltr">';
echo '<head>';
echo '<meta http-equiv="content-type" content="text/html; charset=utf-8" />';
echo '<title>' . $lang['INST_ERR_FATAL'] . '</title>';
echo '<link href="../adm/style/admin.css" rel="stylesheet" type="text/css" media="screen" />';
echo '</head>';
echo '<body id="errorpage">';
echo '<div id="wrap">';
echo ' <div id="page-header">';
echo ' </div>';
echo ' <div id="page-body">';
echo ' <div id="acp">';
echo ' <div class="panel">';
echo ' <span class="corners-top"><span></span></span>';
echo ' <div id="content">';
echo ' <h1>' . $lang['INST_ERR_FATAL'] . '</h1>';
echo ' <p>' . $lang['INST_ERR_FATAL'] . "</p>\n";
echo ' <p>' . basename($file) . ' [ ' . $line . " ]</p>\n";
echo ' <p><b>' . $error . "</b></p>\n";
echo ' </div>';
echo ' <span class="corners-bottom"><span></span></span>';
echo ' </div>';
echo ' </div>';
echo ' </div>';
echo ' <div id="page-footer">';
echo ' Powered by phpBB © 2000, 2002, 2005, 2007 <a href="http://www.phpbb.com/">phpBB Group</a>';
echo ' </div>';
echo '</div>';
echo '</body>';
echo '</html>';
if (!empty($db) && is_object($db))
{
$db->sql_close();
}
exit_handler();
}
/**
* Output an error message for a database related problem
* If skip is true, return and continue execution, else exit
*/
function db_error($error, $sql, $line, $file, $skip = false)
{
global $lang, $db, $template;
if ($skip)
{
$template->assign_block_vars('checks', array(
'S_LEGEND' => true,
'LEGEND' => $lang['INST_ERR_FATAL'],
));
$template->assign_block_vars('checks', array(
'TITLE' => basename($file) . ' [ ' . $line . ' ]',
'RESULT' => '<b style="color:red">' . $error . '</b><br />» SQL:' . $sql,
));
return;
}
$template->set_filenames(array(
'body' => 'install_error.html')
);
$this->page_header();
$this->generate_navigation();
$template->assign_vars(array(
'MESSAGE_TITLE' => $lang['INST_ERR_FATAL_DB'],
'MESSAGE_TEXT' => '<p>' . basename($file) . ' [ ' . $line . ' ]</p><p>SQL : ' . $sql . '</p><p><b>' . $error . '</b></p>',
));
// Rollback if in transaction
if ($db->transaction)
{
$db->sql_transaction('rollback');
}
$this->page_footer();
}
/**
* Generate the relevant HTML for an input field and the associated label and explanatory text
*/
function input_field($name, $type, $value='', $options='')
{
global $lang;
$tpl_type = explode(':', $type);
$tpl = '';
switch ($tpl_type[0])
{
case 'text':
case 'password':
$size = (int) $tpl_type[1];
$maxlength = (int) $tpl_type[2];
$tpl = '<input id="' . $name . '" type="' . $tpl_type[0] . '"' . (($size) ? ' size="' . $size . '"' : '') . ' maxlength="' . (($maxlength) ? $maxlength : 255) . '" name="' . $name . '" value="' . $value . '" />';
break;
case 'textarea':
$rows = (int) $tpl_type[1];
$cols = (int) $tpl_type[2];
$tpl = '<textarea id="' . $name . '" name="' . $name . '" rows="' . $rows . '" cols="' . $cols . '">' . $value . '</textarea>';
break;
case 'radio':
$key_yes = ($value) ? ' checked="checked" id="' . $name . '"' : '';
$key_no = (!$value) ? ' checked="checked" id="' . $name . '"' : '';
$tpl_type_cond = explode('_', $tpl_type[1]);
$type_no = ($tpl_type_cond[0] == 'disabled' || $tpl_type_cond[0] == 'enabled') ? false : true;
$tpl_no = '<label><input type="radio" name="' . $name . '" value="0"' . $key_no . ' class="radio" /> ' . (($type_no) ? $lang['NO'] : $lang['DISABLED']) . '</label>';
$tpl_yes = '<label><input type="radio" name="' . $name . '" value="1"' . $key_yes . ' class="radio" /> ' . (($type_no) ? $lang['YES'] : $lang['ENABLED']) . '</label>';
$tpl = ($tpl_type_cond[0] == 'yes' || $tpl_type_cond[0] == 'enabled') ? $tpl_yes . ' ' . $tpl_no : $tpl_no . ' ' . $tpl_yes;
break;
case 'select':
eval('$s_options = ' . str_replace('{VALUE}', $value, $options) . ';');
$tpl = '<select id="' . $name . '" name="' . $name . '">' . $s_options . '</select>';
break;
case 'custom':
eval('$tpl = ' . str_replace('{VALUE}', $value, $options) . ';');
break;
default:
break;
}
return $tpl;
}
/**
* Generate the drop down of available language packs
*/
function inst_language_select($default = '')
{
global $phpbb_root_path, $phpEx;
$dir = @opendir($phpbb_root_path . 'language');
if (!$dir)
{
$this->error('Unable to access the language directory', __LINE__, __FILE__);
}
while ($file = readdir($dir))
{
$path = $phpbb_root_path . 'language/' . $file;
if ($file == '.' || $file == '..' || is_link($path) || is_file($path) || $file == 'CVS')
{
continue;
}
if (file_exists($path . '/iso.txt'))
{
list($displayname, $localname) = @file($path . '/iso.txt');
$lang[$localname] = $file;
}
}
closedir($dir);
@asort($lang);
@reset($lang);
$user_select = '';
foreach ($lang as $displayname => $filename)
{
$selected = (strtolower($default) == strtolower($filename)) ? ' selected="selected"' : '';
$user_select .= '<option value="' . $filename . '"' . $selected . '>' . ucwords($displayname) . '</option>';
}
return $user_select;
}
}
?>
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