public static function MoAuthUtilities::check_white_IPs in Google Authenticator / 2 Factor Authentication - 2FA 7

Return value

bool

2 calls to MoAuthUtilities::check_white_IPs()

mo_auth_form_user_login_alter in ./mo_auth.module

mo_auth_form_user_login_block_alter in ./mo_auth.module

File

classes/Utilities.php, line 408

This file is part of miniOrange 2FA module.

Class

MoAuthUtilities

@file This file is part of miniOrange 2FA module.

Code

public static function check_white_IPs() {
  $enable_whitelisted_IP = variable_get('mo_auth_two_factor_invoke_2fa_depending_upon_IP', FALSE);
  if ($enable_whitelisted_IP == FALSE) {
    return FALSE;
  }
  $current_IP_address = self::get_client_ip();
  $whitelisted_IP = variable_get('mo_auth_two_factor_whitelist_IP', '');
  if (is_null($whitelisted_IP) || empty($whitelisted_IP)) {
    return FALSE;
  }
  $whitelisted_IP_array = explode(";", $whitelisted_IP);
  $mo_ip_found = FALSE;
  foreach ($whitelisted_IP_array as $key => $value) {
    if (stristr($value, '-')) {

      /** Search in range of IP address **/
      list($lower, $upper) = explode('-', $value, 2);
      $lower_range = ip2long($lower);
      $upper_range = ip2long($upper);
      $current_IP = ip2long($current_IP_address);
      if ($lower_range !== FALSE && $upper_range !== FALSE && $current_IP !== FALSE && ($current_IP >= $lower_range && $current_IP <= $upper_range)) {
        $mo_ip_found = TRUE;
        break;
      }
    }
    else {

      /** Compare with single IP address **/
      if ($current_IP_address == $value) {
        $mo_ip_found = TRUE;
        break;
      }
    }
  }
  return $mo_ip_found;
}