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<?php
/*
* This file is meant to add every hack that is needed to fix default PHP
* behaviours, and to ensure that our PHP env will be able to run flyspray
* correctly.
*
*/
ini_set('display_errors', 1);
// html errors will mess the layout
ini_set('html_errors', 0);
//error_reporting(E_ALL);
if(version_compare(PHP_VERSION, '7.2.0') >= 0) {
# temporary for php7.2+ (2017-11-30)
# not all parts of Flyspray and 3rd party libs like ADODB 5.20.9 not yet 'since-php7.2-deprecated'-ready
error_reporting(E_ALL & ~E_STRICT & ~E_DEPRECATED);
}else{
error_reporting(E_ALL & ~E_STRICT);
}
// our default charset
ini_set('default_charset','utf-8');
// This to stop PHP being retarded and using the '&' char for session id delimiters
ini_set('arg_separator.output','&');
// no transparent session id improperly configured servers
if (isset($_SERVER['REQUEST_URI']) && strpos($_SERVER['REQUEST_URI'], '/setup/') === false) // Skip installer, as it starts the session before calling fix.inc.php causing a warning as this can't be used when a session is already active
ini_set('session.use_trans_sid', 0);
//see http://php.net/manual/en/ref.session.php#ini.session.use-only-cookies
ini_set('session.use_only_cookies',1);
//no session auto start
ini_set('session.auto_start',0);
/*this stops most cookie attacks via XSS at the interpreter level
* see http://msdn.microsoft.com/workshop/author/dhtml/httponly_cookies.asp
* supported by IE 6 SP1, Safari, Konqueror, Opera, silently ignored by others
* ( sadly, including firefox) available since PHP 5.2.0
*/
ini_set('session.cookie_httponly',1);
// use stronger entropy in sessions whenever possible
ini_set('session.entropy_file', '/dev/urandom');
ini_set('session.entropy_length', 16);
// use sha-1 for sessions
ini_set('session.hash_function',1);
ini_set('auto_detect_line_endings', 0);
# for using stronger blowfish hashing functions also with php5.3 < yourphpversion < php5.5
# minimal php5.3.8 recommended, see https://github.com/ircmaxell/password_compat
if(!function_exists('password_hash')){
require_once dirname(__FILE__).'/password_compat.php';
}
# for php < php.5.6
if(!function_exists('hash_equals')) {
function hash_equals($str1, $str2) {
if(strlen($str1) != strlen($str2)) {
return false;
} else {
$res = $str1 ^ $str2;
$ret = 0;
for($i = strlen($res) - 1; $i >= 0; $i--) $ret |= ord($res[$i]);
return !$ret;
}
}
}
ini_set('include_path', join( PATH_SEPARATOR, array(
dirname(__FILE__) . '/external' ,
ini_get('include_path'))));
if(count($_GET)) {
foreach ($_GET as $key => $value) {
if(is_array($value))
$_GET[$key] = filter_input(INPUT_GET, $key, FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY);
else
$_GET[$key] = filter_input(INPUT_GET, $key, FILTER_UNSAFE_RAW);
}
}
if(count($_POST)) {
foreach ($_POST as $key => $value) {
if(is_array($value))
$_POST[$key] = filter_input(INPUT_POST, $key, FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY);
else
$_POST[$key] = filter_input(INPUT_POST, $key, FILTER_UNSAFE_RAW);
}
}
if(count($_COOKIE)) {
foreach ($_COOKIE as $key => $value) {
if(is_array($value))
$_COOKIE[$key] = filter_input(INPUT_COOKIE, $key, FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY);
else
$_COOKIE[$key] = filter_input(INPUT_COOKIE, $key, FILTER_UNSAFE_RAW);
}
}
if(isset($_SESSION) && is_array($_SESSION) && count($_SESSION)) {
foreach ($_SESSION as $key => $value) {
if(is_array($value))
$_SESSION[$key] = filter_input(INPUT_SESSION, $key, FILTER_UNSAFE_RAW, FILTER_REQUIRE_ARRAY);
else
$_SESSION[$key] = filter_input(INPUT_SESSION, $key, FILTER_UNSAFE_RAW);
}
}
// This is for retarded Windows servers not having REQUEST_URI
if (!isset($_SERVER['REQUEST_URI']))
{
if (isset($_SERVER['SCRIPT_NAME'])) {
$_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME'];
}
else {
// this is tained now.
$_SERVER['REQUEST_URI'] = $_SERVER['PHP_SELF'];
}
if (isset($_SERVER['QUERY_STRING'])) {
$_SERVER['REQUEST_URI'] .= '?'.$_SERVER['QUERY_STRING'];
}
}
if (!isset($_SERVER['QUERY_STRING']))
{
$_SERVER['QUERY_STRING'] = '';
}
/**
* Replace glob() since this function is apparently
* disabled for no apparent reason ("security") on some systems
*
* @see glob()
* @require PHP 4.3.0 (fnmatch)
* @todo is this still required?
*/
function glob_compat($pattern, $flags = 0) {
$split = explode('/', $pattern);
$match = array_pop($split);
$path = implode('/', $split);
if (($dir = opendir($path)) !== false) {
$glob = array();
while (($file = readdir($dir)) !== false) {
if (fnmatch($match, $file)) {
if (is_dir("$path/$file") || !($flags & GLOB_ONLYDIR)) {
if ($flags & GLOB_MARK) $file .= '/';
$glob[] = $file;
}
}
}
closedir($dir);
if (!($flags & GLOB_NOSORT)) sort($glob);
return $glob;
}
return false;
}
// now for all those borked PHP installations...
// TODO still required. Enabled by default since 4.2
if (!function_exists('ctype_alnum')) {
function ctype_alnum($text) {
return is_string($text) && preg_match('/^[a-z0-9]+$/iD', $text);
}
}
if (!function_exists('ctype_digit')) {
function ctype_digit($text) {
return is_string($text) && preg_match('/^[0-9]+$/iD', $text);
}
}
if(!isset($_SERVER['SERVER_NAME']) && php_sapi_name() === 'cli') {
$_SERVER['SERVER_NAME'] = php_uname('n');
}
//for reasons outside flsypray, the PHP core may throw Exceptions in PHP5
// for a good example see this article
// http://ilia.ws/archives/107-Another-unserialize-abuse.html
function flyspray_exception_handler($exception) {
// Sometimes it helps removing temporary comments from the following three lines.
// echo "<pre>";
// var_dump(debug_backtrace());
// echo "</pre>";
die("Completely unexpected exception: " .
htmlspecialchars($exception->getMessage(),ENT_QUOTES, 'utf-8') . "<br/>" .
"This should <strong> never </strong> happend, please inform Flyspray Developers");
}
set_exception_handler('flyspray_exception_handler');
// We don't need session IDs in URLs
output_reset_rewrite_vars();
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