public static function currentIpAddress() {

    //
    // Just get the headers if we can or else use the SERVER global
    //
    if (function_exists('apache_request_headers')) {
      $headers = apache_request_headers();
    } else {
      $headers = $_SERVER;
    }

    //
    // Get the forwarded IP if it exists
    //
    if (
      array_key_exists('X-Forwarded-For', $headers) &&
      filter_var($headers['X-Forwarded-For'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)
    ) {
      $the_ip = $headers['X-Forwarded-For'];
    }

    elseif (
      array_key_exists('HTTP_X_FORWARDED_FOR', $headers ) &&
      filter_var($headers['HTTP_X_FORWARDED_FOR'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)
    ) {
      $the_ip = $headers['HTTP_X_FORWARDED_FOR'];
    }

    else {
      $the_ip = filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4);
    }

    return $the_ip;
  }
public static function currentIpAddress() {

    //
    // Just get the headers if we can or else use the SERVER global
    //
    if (function_exists('apache_request_headers')) {
      $headers = apache_request_headers();
    } else {
      $headers = $_SERVER;
    }

    //
    // Get the forwarded IP if it exists
    //
    if (
      array_key_exists('X-Forwarded-For', $headers) &&
      filter_var($headers['X-Forwarded-For'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)
    ) {
      $the_ip = $headers['X-Forwarded-For'];
    }

    elseif (
      array_key_exists('HTTP_X_FORWARDED_FOR', $headers ) &&
      filter_var($headers['HTTP_X_FORWARDED_FOR'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)
    ) {
      $the_ip = $headers['HTTP_X_FORWARDED_FOR'];
    }

    else {
      $the_ip = filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4);
    }

    return $the_ip;
  }
public static function currentIpAddress ( ) { // // Just get the headers if we can or else use the SERVER global // if ( function_exists ( 'apache_request_headers' ) ) { $ headers = apache_request_headers ( ) ; } else { $ headers = $ _SERVER ; } // // Get the forwarded IP if it exists // if ( array_key_exists ( 'X-Forwarded-For' , $ headers ) && filter_var ( $ headers [ 'X-Forwarded-For' ] , FILTER_VALIDATE_IP , FILTER_FLAG_IPV4 ) ) { $ the_ip = $ headers [ 'X-Forwarded-For' ] ; } elseif ( array_key_exists ( 'HTTP_X_FORWARDED_FOR' , $ headers ) && filter_var ( $ headers [ 'HTTP_X_FORWARDED_FOR' ] , FILTER_VALIDATE_IP , FILTER_FLAG_IPV4 ) ) { $ the_ip = $ headers [ 'HTTP_X_FORWARDED_FOR' ] ; } else { $ the_ip = filter_var ( $ _SERVER [ 'REMOTE_ADDR' ] , FILTER_VALIDATE_IP , FILTER_FLAG_IPV4 ) ; } return $ the_ip ; }
Get the ip address from the current request.

@return String
Get the ip address from the current request .