Files
Froxlor/lib/init.php
Michael Kaufmann (d00p) bc8e56e7da fix version_compare
2014-10-07 08:24:40 +02:00

542 lines
16 KiB
PHP

<?php
/**
* This file is part of the Froxlor project.
* Copyright (c) 2003-2009 the SysCP Team (see authors).
* Copyright (c) 2010 the Froxlor Team (see authors).
*
* For the full copyright and license information, please view the COPYING
* file that was distributed with this source code. You can also view the
* COPYING file online at http://files.froxlor.org/misc/COPYING.txt
*
* @copyright (c) the authors
* @author Florian Lippert <flo@syscp.org> (2003-2009)
* @author Froxlor team <team@froxlor.org> (2010-)
* @license GPLv2 http://files.froxlor.org/misc/COPYING.txt
* @package System
*
*/
header("Content-Type: text/html; charset=UTF-8");
// prevent Froxlor pages from being cached
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Pragma: no-cache");
header('Last-Modified: ' . gmdate( 'D, d M Y H:i:s \G\M\T', time()));
header('Expires: ' . gmdate( 'D, d M Y H:i:s \G\M\T', time()));
// Prevent inline - JS to be executed (i.e. XSS) in browsers which support this,
// Inline-JS is no longer allowed and used
// See: http://people.mozilla.org/~bsterne/content-security-policy/index.html
header("X-Content-Security-Policy: allow 'self'; frame-ancestors 'none'");
// Don't allow to load Froxlor in an iframe to prevent i.e. clickjacking
header('X-Frame-Options: DENY');
// If Froxlor was called via HTTPS -> enforce it for the next time
if (isset($_SERVER['HTTPS']) && (strtolower($_SERVER['HTTPS']) != 'off')) {
header('Strict-Transport-Security: max-age=500');
}
// Internet Explorer shall not guess the Content-Type, see:
// http://blogs.msdn.com/ie/archive/2008/07/02/ie8-security-part-v-comprehensive-protection.aspx
header('X-Content-Type-Options: nosniff' );
// ensure that default timezone is set
if (function_exists("date_default_timezone_set") && function_exists("date_default_timezone_get")) {
@date_default_timezone_set(@date_default_timezone_get());
}
/**
* Register Globals Security Fix
* - unsetting every variable registered in $_REQUEST and as variable itself
*/
foreach ($_REQUEST as $key => $value) {
if (isset($$key)) {
unset($$key);
}
}
unset($_);
unset($value);
unset($key);
$filename = htmlentities(basename($_SERVER['PHP_SELF']));
// define default theme for configurehint, etc.
$_deftheme = 'Sparkle';
// define installation directory
define('FROXLOR_INSTALL_DIR', dirname(dirname(__FILE__)));
// check whether the userdata file exists
if (!file_exists(FROXLOR_INSTALL_DIR.'/lib/userdata.inc.php')) {
$config_hint = file_get_contents(FROXLOR_INSTALL_DIR.'/templates/'.$_deftheme.'/misc/configurehint.tpl');
die($config_hint);
}
// check whether we can read the userdata file
if (!is_readable(FROXLOR_INSTALL_DIR.'/lib/userdata.inc.php')) {
// get possible owner
$posixusername = posix_getpwuid(posix_getuid());
$posixgroup = posix_getgrgid(posix_getgid());
// get hint-template
$owner_hint = file_get_contents(FROXLOR_INSTALL_DIR.'/templates/'.$_deftheme.'/misc/ownershiphint.tpl');
// replace values
$owner_hint = str_replace("<USER>", $posixusername['name'], $owner_hint);
$owner_hint = str_replace("<GROUP>", $posixgroup['name'], $owner_hint);
$owner_hint = str_replace("<FROXLOR_INSTALL_DIR>", FROXLOR_INSTALL_DIR, $owner_hint);
// show
die($owner_hint);
}
/**
* Includes the Usersettings eg. MySQL-Username/Passwort etc.
*/
require FROXLOR_INSTALL_DIR.'/lib/userdata.inc.php';
if (!isset($sql)
|| !is_array($sql)
) {
$config_hint = file_get_contents(FROXLOR_INSTALL_DIR.'/templates/'.$_deftheme.'/misc/configurehint.tpl');
die($config_hint);
}
/**
* Includes the Functions
*/
require FROXLOR_INSTALL_DIR.'/lib/functions.php';
@set_error_handler('phpErrHandler');
/**
* Includes the MySQL-Tabledefinitions etc.
*/
require FROXLOR_INSTALL_DIR.'/lib/tables.inc.php';
/**
* Create a new idna converter
*/
$idna_convert = new idna_convert_wrapper();
/**
* disable magic_quotes_runtime if enabled
*/
// since 5.4 get_magic_quotes_runtime() and get_magic_quotes_gpc() return always FALSE
if (version_compare(PHP_VERSION, "5.4.0", "<")) {
if (get_magic_quotes_runtime()) {
// deactivate
set_magic_quotes_runtime(false);
}
/**
* Reverse magic_quotes_gpc=on to have clean GPC data again
*/
if (get_magic_quotes_gpc()) {
$in = array(&$_GET, &$_POST, &$_COOKIE);
while (list($k, $v) = each($in)) {
foreach ($v as $key => $val) {
if (!is_array($val)) {
$in[$k][$key] = stripslashes($val);
continue;
}
$in[] = & $in[$k][$key];
}
}
unset($in);
}
}
/**
* SESSION MANAGEMENT
*/
$remote_addr = $_SERVER['REMOTE_ADDR'];
if (empty($_SERVER['HTTP_USER_AGENT'])) {
$http_user_agent = 'unknown';
} else {
$http_user_agent = $_SERVER['HTTP_USER_AGENT'];
}
unset($userinfo);
unset($userid);
unset($customerid);
unset($adminid);
unset($s);
if (isset($_POST['s'])) {
$s = $_POST['s'];
$nosession = 0;
} elseif (isset($_GET['s'])) {
$s = $_GET['s'];
$nosession = 0;
} else {
$s = '';
$nosession = 1;
}
$timediff = time() - Settings::Get('session.sessiontimeout');
$del_stmt = Database::prepare("
DELETE FROM `" . TABLE_PANEL_SESSIONS . "` WHERE `lastactivity` < :timediff
");
Database::pexecute($del_stmt, array('timediff' => $timediff));
$userinfo = array();
if (isset($s)
&& $s != ""
&& $nosession != 1
) {
ini_set("session.name", "s");
ini_set("url_rewriter.tags", "");
ini_set("session.use_cookies", false);
session_id($s);
session_start();
$query = "SELECT `s`.*, `u`.* FROM `" . TABLE_PANEL_SESSIONS . "` `s` LEFT JOIN `";
if (AREA == 'admin') {
$query.= TABLE_PANEL_ADMINS . "` `u` ON (`s`.`userid` = `u`.`adminid`)";
$adminsession = '1';
} else {
$query.= TABLE_PANEL_CUSTOMERS . "` `u` ON (`s`.`userid` = `u`.`customerid`)";
$adminsession = '0';
}
$query.= "WHERE `s`.`hash` = :hash AND `s`.`ipaddress` = :ipaddr
AND `s`.`useragent` = :ua AND `s`.`lastactivity` > :timediff
AND `s`.`adminsession` = :adminsession
";
$userinfo_data = array(
'hash' => $s,
'ipaddr' => $remote_addr,
'ua' => $http_user_agent,
'timediff' => $timediff,
'adminsession' => $adminsession
);
$userinfo_stmt = Database::prepare($query);
$userinfo = Database::pexecute_first($userinfo_stmt, $userinfo_data);
if ((($userinfo['adminsession'] == '1' && AREA == 'admin' && isset($userinfo['adminid']))
|| ($userinfo['adminsession'] == '0' && (AREA == 'customer' || AREA == 'login') && isset($userinfo['customerid'])))
&& (!isset($userinfo['deactivated']) || $userinfo['deactivated'] != '1')
) {
$upd_stmt = Database::prepare("
UPDATE `" . TABLE_PANEL_SESSIONS . "` SET
`lastactivity` = :lastactive
WHERE `hash` = :hash AND `adminsession` = :adminsession
");
$upd_data = array(
'lastactive' => time(),
'hash' => $s,
'adminsession' => $adminsession
);
Database::pexecute($upd_stmt, $upd_data);
$nosession = 0;
} else {
$nosession = 1;
}
} else {
$nosession = 1;
}
/**
* Language Managament
*/
$langs = array();
$languages = array();
$iso = array();
// query the whole table
$result_stmt = Database::query("SELECT * FROM `" . TABLE_PANEL_LANGUAGE . "`");
// presort languages
while ($row = $result_stmt->fetch(PDO::FETCH_ASSOC)) {
$langs[$row['language']][] = $row;
// check for row[iso] cause older froxlor
// versions didn't have that and it will
// lead to a lot of undfined variables
// before the admin can even update
if (isset($row['iso'])) {
$iso[$row['iso']] = $row['language'];
}
}
// buildup $languages for the login screen
foreach ($langs as $key => $value) {
$languages[$key] = $key;
}
// set default langauge before anything else to
// ensure that we can display messages
$language = Settings::Get('panel.standardlanguage');
if (isset($userinfo['language']) && isset($languages[$userinfo['language']])) {
// default: use language from session, #277
$language = $userinfo['language'];
} else {
if (!isset($userinfo['def_language'])
|| !isset($languages[$userinfo['def_language']]) // this will always evaluat true, since it is the above statement inverted. @todo remove
) {
if (isset($_GET['language'])
&& isset($languages[$_GET['language']])
) {
$language = $_GET['language'];
} else {
if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
$accept_langs = explode(',',$_SERVER['HTTP_ACCEPT_LANGUAGE']);
for($i = 0; $i<count($accept_langs); $i++) {
// this only works for most common languages. some (uncommon) languages have a 3 letter iso-code.
// to be able to use these also, we would have to depend on the intl extension for php (using Locale::lookup or similar)
// as long as froxlor does not support any of these languages, we can leave it like that.
if (isset($iso[substr($accept_langs[$i],0,2)])) {
$language=$iso[substr($accept_langs[$i],0,2)];
break;
}
}
unset($iso);
// if HTTP_ACCEPT_LANGUAGES has no valid langs, use default (very unlikely)
if (!strlen($language)>0) {
$language = Settings::Get('panel.standardlanguage');
}
}
}
} else {
$language = $userinfo['def_language'];
}
}
// include every english language file we can get
foreach ($langs['English'] as $key => $value) {
include_once makeSecurePath($value['file']);
}
// now include the selected language if its not english
if ($language != 'English') {
foreach ($langs[$language] as $key => $value) {
include_once makeSecurePath($value['file']);
}
}
// last but not least include language references file
include_once makeSecurePath('lng/lng_references.php');
// Initialize our new link - class
$linker = new linker('index.php', $s);
/**
* global Theme-variable
*/
$theme = (Settings::Get('panel.default_theme') !== null) ? Settings::Get('panel.default_theme') : $_deftheme;
/**
* overwrite with customer/admin theme if defined
*/
if (isset($userinfo['theme']) && $userinfo['theme'] != $theme) {
$theme = $userinfo['theme'];
}
// Check if a different variant of the theme is used
$themevariant = "default";
if (preg_match("/([a-z0-9\.\-]+)_([a-z0-9\.\-]+)/i", $theme, $matches)) {
$theme = $matches[1];
$themevariant = $matches[2];
}
// check for existence of the theme
if (!file_exists('templates/'.$theme.'/config.json')) {
// Fallback
$theme = $_deftheme;
}
$_themeoptions = json_decode(file_get_contents('templates/'.$theme.'/config.json'), true);
// check for existence of variant in theme
if (!array_key_exists('variants', $_themeoptions) || !array_key_exists($themevariant, $_themeoptions['variants']))
{
$themevariant = "default";
}
// check for custom header-graphic
$hl_path = 'templates/'.$theme.'/assets/img';
$header_logo = $hl_path.'/logo.png';
if (file_exists($hl_path.'/logo_custom.png')) {
$header_logo = $hl_path.'/logo_custom.png';
}
/**
* Redirects to index.php (login page) if no session exists
*/
if ($nosession == 1 && AREA != 'login') {
unset($userinfo);
$params = array(
"script" => basename($_SERVER["SCRIPT_NAME"]),
"qrystr" => $_SERVER["QUERY_STRING"]
);
redirectTo('index.php', $params);
exit;
}
/**
* Initialize Template Engine
*/
$templatecache = array();
/**
* Logic moved out of lng-file
*/
if (isset($userinfo['loginname'])
&& $userinfo['loginname'] != ''
) {
$lng['menue']['main']['username'].= $userinfo['loginname'];
//Initialize logging
$log = FroxlorLogger::getInstanceOf($userinfo);
}
/**
* Fills variables for navigation, header and footer
*/
if (AREA == 'admin' || AREA == 'customer') {
if (hasUpdates($version)) {
/*
* if froxlor-files have been updated
* but not yet configured by the admin
* we only show logout and the update-page
*/
$navigation_data = array (
'admin' => array (
'index' => array (
'url' => 'admin_index.php',
'label' => $lng['admin']['overview'],
'elements' => array (
array (
'label' => $lng['menue']['main']['username'],
),
array (
'url' => 'admin_index.php?action=logout',
'label' => $lng['login']['logout'],
),
),
),
'server' => array (
'label' => $lng['admin']['server'],
'required_resources' => 'change_serversettings',
'elements' => array (
array (
'url' => 'admin_updates.php?page=overview',
'label' => $lng['update']['update'],
'required_resources' => 'change_serversettings',
),
),
),
),
);
$navigation = buildNavigation($navigation_data['admin'], $userinfo);
} else {
$navigation_data = loadConfigArrayDir('lib/navigation/');
$navigation = buildNavigation($navigation_data[AREA], $userinfo);
}
unset($navigation_data);
}
/**
* header information about open tickets (only if used)
*/
$awaitingtickets = 0;
$awaitingtickets_text = '';
if (Settings::Get('ticket.enabled') == '1') {
$opentickets = 0;
if (AREA == 'admin' && isset($userinfo['adminid'])) {
$opentickets_stmt = Database::prepare("
SELECT COUNT(`id`) as `count` FROM `" . TABLE_PANEL_TICKETS . "`
WHERE `answerto` = '0' AND (`status` = '0' OR `status` = '1')
AND `lastreplier` = '0' AND `adminid` = :adminid
");
$opentickets = Database::pexecute_first($opentickets_stmt, array('adminid' => $userinfo['adminid']));
$awaitingtickets = $opentickets['count'];
if ($opentickets > 0) {
$awaitingtickets_text = strtr($lng['ticket']['awaitingticketreply'], array('%s' => '<a href="admin_tickets.php?page=tickets&amp;s=' . $s . '">' . $opentickets['count'] . '</a>'));
}
}
elseif (AREA == 'customer' && isset($userinfo['customerid'])) {
$opentickets_stmt = Database::prepare("
SELECT COUNT(`id`) as `count` FROM `" . TABLE_PANEL_TICKETS . "`
WHERE `answerto` = '0' AND (`status` = '0' OR `status` = '2')
AND `lastreplier` = '1' AND `customerid` = :customerid
");
$opentickets = Database::pexecute_first($opentickets_stmt, array('customerid' => $userinfo['customerid']));
$awaitingtickets = $opentickets['count'];
if ($opentickets > 0) {
$awaitingtickets_text = strtr($lng['ticket']['awaitingticketreply'], array('%s' => '<a href="customer_tickets.php?page=tickets&amp;s=' . $s . '">' . $opentickets['count'] . '</a>'));
}
}
}
$webfont = str_replace('+', ' ', Settings::Get('panel.webfont'));
$js = "";
if (array_key_exists('js', $_themeoptions['variants'][$themevariant]) && is_array($_themeoptions['variants'][$themevariant]['js'])) {
foreach ($_themeoptions['variants'][$themevariant]['js'] as $jsfile) {
if (file_exists('templates/'.$theme.'/assets/js/'.$jsfile)) {
$js .= '<script type="text/javascript" src="templates/' . $theme . '/assets/js/' . $jsfile . '"></script>' . "\n";
}
}
}
$css = "";
if (array_key_exists('css', $_themeoptions['variants'][$themevariant]) && is_array($_themeoptions['variants'][$themevariant]['css'])) {
foreach ($_themeoptions['variants'][$themevariant]['css'] as $cssfile) {
if (file_exists('templates/'.$theme.'/assets/css/'.$cssfile)) {
$css .= '<link href="templates/' . $theme . '/assets/css/' . $cssfile . '" rel="stylesheet" type="text/css" />' . "\n";
}
}
}
eval("\$header = \"" . getTemplate('header', '1') . "\";");
unset($js);
unset($css);
$current_year = date('Y', time());
eval("\$footer = \"" . getTemplate('footer', '1') . "\";");
if (isset($_POST['action'])) {
$action = $_POST['action'];
} elseif(isset($_GET['action'])) {
$action = $_GET['action'];
} else {
$action = '';
// clear request data
if (isset($_SESSION)) {
unset($_SESSION['requestData']);
}
}
if (isset($_POST['page'])) {
$page = $_POST['page'];
} elseif(isset($_GET['page'])) {
$page = $_GET['page'];
} else {
$page = '';
}
if ($page == '') {
$page = 'overview';
}
/**
* Initialize the mailingsystem
*/
$mail = new PHPMailer(true);
$mail->CharSet = "UTF-8";
if (PHPMailer::ValidateAddress(Settings::Get('panel.adminmail')) !== false) {
// set return-to address and custom sender-name, see #76
$mail->SetFrom(Settings::Get('panel.adminmail'), Settings::Get('panel.adminmail_defname'));
if (Settings::Get('panel.adminmail_return') != '') {
$mail->AddReplyTo(Settings::Get('panel.adminmail_return'), Settings::Get('panel.adminmail_defname'));
}
}