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mod rewrite support - e_REQUEST_URI and e_REQUEST_URL added to be used in forms (instead e_SELF), basic experimental generic XSS protection

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secretr
2010-11-21 12:49:36 +00:00
parent 02c16d4ed7
commit e376b00298
2 changed files with 58 additions and 6 deletions
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14
class2.php
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@@ -432,7 +432,19 @@ $pref = e107::getPref();
//DEPRECATED, BC, call e107::getConfig('menu')->get('pref_name') only when needed
$menu_pref = e107::getConfig('menu')->getPref(); //extract menu prefs
// NEW - force ssl
if(e107::getPref('ssl_enabled') && !deftrue('e_SSL_DISABLE'))
{
// NOTE: e_SSL_DISABLE check is here to help webmasters fix 'ssl_enabled'
// if set by accident on site with no SSL support - just define it in e107_config.php
if(strpos(e_REQUEST_URL, 'http://') === 0)
{
// e_REQUEST_URL and e_REQUEST_URI introduced
$url = 'https://'.substr(e_REQUEST_URL, 7);
header('Location: '.$url);
exit;
}
}
// $sql->db_Mark_Time('(Extracting Core Prefs Done)');

50
e107_handlers/e107_class.php
View File

@@ -311,7 +311,7 @@ class e107
*/
public function setDirs($e107_dirs, $e107_config_override = array())
{
$this->e107_dirs = array_merge($this->defaultDirs($e107_dirs), (array) $e107_dirs, (array) $e107_config_override);
$this->e107_dirs = array_merge($this->defaultDirs($e107_dirs)/*, (array) $e107_dirs*/, (array) $e107_config_override);
return $this;
}
@@ -337,7 +337,7 @@ class e107
'SYSTEM_DIRECTORY' => 'e107_system/',
'CORE_DIRECTORY' => 'e107_core/',
'WEB_DIRECTORY' => 'e107_web/',
), $override_root);
), (array) $override_root);
if($return_root) return $ret;
@@ -2188,13 +2188,53 @@ class e107
$page = substr(strrchr($_SERVER['PHP_SELF'], '/'), 1);
define('e_PAGE', $page);
define('e_SELF', $this->HTTP_SCHEME . '://' . $_SERVER['HTTP_HOST'] . ($_SERVER['PHP_SELF'] ? $_SERVER['PHP_SELF'] : $_SERVER['SCRIPT_FILENAME']));
$eSelf = $_SERVER['PHP_SELF'] ? $_SERVER['PHP_SELF'] : $_SERVER['SCRIPT_FILENAME'];
define('e_SELF', $this->HTTP_SCHEME.'://'.$_SERVER['HTTP_HOST'].$eSelf);
// START New - request uri/url detection, XSS protection
$requestUri = $requestUrl = '';
if (isset($_SERVER['HTTP_X_REWRITE_URL']))
{
// check this first so IIS will catch
$requestUri = $_SERVER['HTTP_X_REWRITE_URL'];
$requestUrl = $this->HTTP_SCHEME.'://'.$_SERVER['HTTP_HOST'].$requestUri;
// fix request uri
$_SERVER['REQUEST_URI'] = $requestUri;
}
elseif (isset($_SERVER['REQUEST_URI']))
{
$requestUri = $_SERVER['REQUEST_URI'];
$requestUrl = $this->HTTP_SCHEME.'://'.$_SERVER['HTTP_HOST'].$requestUri;
}
else
{
// go back to e_SELF
$requestUri = $eSelf;
$requestUrl = e_SELF;
if (e_QUERY)
{
$requestUri .= '?'.e_QUERY;
$requestUrl .= '?'.e_QUERY;
}
}
// FIXME - basic security - add url sanitize method to e_parse
$check = rawurldecode($requestUri); // urlencoded by default
// a bit aggressive XSS protection... convert to e.g. htmlentities if you are not a bad guy
if(preg_match('/[<>]/', $check))
{
header('HTTP/1.1 403 Forbidden');
exit;
}
// the last anti-XSS measure, XHTML compliant URL to be used in forms instead e_SELF
define('e_REQUEST_URL', str_replace(array("'", '"'), array('%27', '%22'), $requestUrl));
define('e_REQUEST_URI', str_replace(array("'", '"'), array('%27', '%22'), $requestUri));
unset($requestUrl, $requestUri);
// END request uri/url detection, XSS protection
define('e_SIGNUP', e_BASE.(file_exists(e_BASE.'customsignup.php') ? 'customsignup.php' : 'signup.php'));
define('e_LOGIN', e_BASE.(file_exists(e_BASE.'customlogin.php') ? 'customlogin.php' : 'login.php'));
// e_SELF has the full HTML path
$inAdminDir = FALSE;
$isPluginDir = strpos(e_SELF,'/'.$PLUGINS_DIRECTORY) !== FALSE; // True if we're in a plugin