public static function sanitizeInputValues($value, $alreadyStripslashed = false)
    {
        if (is_numeric($value)) {
            return $value;
        } elseif (is_string($value)) {
            $value = self::sanitizeString($value);
        } elseif (is_array($value)) {
            foreach (array_keys($value) as $key) {
                $newKey = $key;
                $newKey = self::sanitizeInputValues($newKey, $alreadyStripslashed);
                if ($key != $newKey) {
                    $value[$newKey] = $value[$key];
                    unset($value[$key]);
                }

                $value[$newKey] = self::sanitizeInputValues($value[$newKey], $alreadyStripslashed);
            }
        } elseif (!is_null($value)
            && !is_bool($value)
        ) {
            throw new Exception("The value to escape has not a supported type. Value = " . var_export($value, true));
        }
        return $value;
    }