function safecover($string, $conf = array())
{
if (is_array($string)) {
foreach ($string as $key => $val) {
self::$key = $key;
if (self::is_inject($key, $conf)) {
if ($conf['mode'] !== 'silent') {
unset($string[$key]);
$key = self::safecover($key);
}
}
$string[$key] = self::safecover($val, $conf);
}
} else {
if (self::is_inject($string, $conf)) {
$key = self::generate_key(self::$key, 'inject');
$array = array('key' => 'request', 'value' => $string);
self::addlog($key, $array);
if ($conf['mode'] !== 'silent') {
if (self::$gpcpath !== 'post') {
$string = str_replace('s', 's', $string);
$string = str_replace('S', 'S', $string);
$string = str_replace(array('=', '<', '>', '('), array('=', '<', '>', '('), $string);
} else {
$string = self::safe_replace($string);
}
}
}
}
return $string;
}
function inject($conf = array())
{
$key_array = array('get' => '_GET', 'post' => '_POST', 'cookie' => '_COOKIE');
foreach (self::$gpc as $k => $v) {
self::$gpcpath = $k;
if (self::is_inject($v, $conf)) {
$GLOBALS[$key_array[$k]] = self::safecover($GLOBALS[$key_array[$k]], $conf);
$_REQUEST = self::safecover($_REQUEST, $conf, false);
}
}
}
