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We want to use this code in the install system as well

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git-svn-id: file:///svn/phpbb/trunk@5871 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Graham Eames 2006-04-30 14:45:46 +00:00
parent 3536a60e10
commit 9918f8ee93
1 changed files with 56 additions and 36 deletions
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92
phpBB/install/index.php
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@ -20,8 +20,62 @@ $phpEx = substr(strrchr(__FILE__, '.'), 1);
//error_reporting(E_ERROR | E_WARNING | E_PARSE);
error_reporting(E_ALL);
/*
* 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[$varname]))
{
// Hacking attempt. No point in continuing.
exit;
}
unset($GLOBALS[$varname]);
}
unset($input);
}
// If we are on PHP >= 6.0.0 we do not need some code
if (version_compare(phpversion(), '6.0.0', '>='))
if (version_compare(phpversion(), '6.0.0-dev', '>='))
{
define('STRIP', false);
}
@ -29,44 +83,10 @@ else
{
set_magic_quotes_runtime(0);
// Protect against GLOBALS tricks
if (isset($_REQUEST['GLOBALS']) || isset($_FILES['GLOBALS']))
{
exit;
}
// Protect against _SESSION tricks
if (isset($_SESSION) && !is_array($_SESSION))
{
exit;
}
// Be paranoid with passed vars
if (@ini_get('register_globals') == '1' || strtolower(@ini_get('register_globals')) == 'on')
{
$not_unset = array('_GET', '_POST', '_COOKIE', '_REQUEST', '_SERVER', '_SESSION', '_ENV', '_FILES', 'phpEx', 'phpbb_root_path');
// Not only will array_merge give a warning if a parameter
// is not an array, it will actually fail. So we check if
// _SESSION has been initialised.
if (!isset($_SESSION) || !is_array($_SESSION))
{
$_SESSION = array();
}
// Merge all into one extremely huge array; unset
// this later
$input = array_merge($_GET, $_POST, $_COOKIE, $_SERVER, $_SESSION, $_ENV, $_FILES);
foreach ($input as $varname => $void)
{
if (!in_array($varname, $not_unset))
{
unset(${$varname});
}
}
unset($input);
deregister_globals();
}
define('STRIP', (get_magic_quotes_gpc()) ? true : false);