lukapaunovic

<?php
// If Woo thinks payment is not required (total = 0), recalculate and force needs_payment = true.
add_filter( 'woocommerce_order_needs_payment', function( $needs_payment, $order ) {
    if ( $needs_payment || ! $order instanceof WC_Order ) {
        return $needs_payment;
    }
    if ( 0 === count( $order->get_items( 'line_item' ) ) ) {
        return $needs_payment;
    }

lukapaunovic

<?php
// Checkout snapshot: billing/shipping, payment, IP, user agent, shipping lines.
add_action( 'woocommerce_checkout_create_order', function( WC_Order $order, $data ) {
        $shipping_lines = array();
        foreach ( $order->get_shipping_methods() as $item ) {
                $shipping_lines[] = array(
                        'method_id'   => $item->get_method_id(),
                        'instance_id' => $item->get_instance_id(),
                        'name'        => $item->get_name(),
                        'total'       => $item->get_total(),

lukapaunovic

#!/usr/bin/env bash
# kill_foreign_sessions.sh
# Kills session leader PIDs from `who -u` whose remote IP is not the allowed IP.
# DEFAULT: dry-run mode. Set DRY_RUN=0 to actually kill.
#
# Usage:
#   DRY_RUN=1 sudo /usr/local/bin/kill_foreign_sessions.sh   # just show what WOULD be killed
#   DRY_RUN=0 sudo /usr/local/bin/kill_foreign_sessions.sh   # perform kills

ALLOWED_IP="91.150.72.133"

lukapaunovic

<?php
/*
Plugin Name: Disable WP Rocket SaaS Deletion
Description: Prevent WP Rocket from deleting SaaS-generated assets.
Author: Luka
*/

# Remove Notices
add_filter( 'rocket_dismiss_notice', '__return_true' );
# Do not automatically delete RUCSS

lukapaunovic

<?php
/**
 * Plugin Name: WP Rocket | Ignore Query Strings
 * Description: Define query strings that should use the same set of cache.
 * Plugin URI:  https://github.com/wp-media/wp-rocket-helpers/cache/wp-rocket-cache-ignore-query-strings
 * Author:      WP Rocket Support Team
 * Author URI:  http://wp-rocket.me/
 * License:     GNU General Public License v2 or later
 * License URI: http://www.gnu.org/licenses/gpl-2.0.html
 */

lukapaunovic

Ovo ide u server { } blok sajta:

if ($block_preview_ajax) { return 403; }

location = /wp-admin/admin-ajax.php {
    if ($is_preview_bot) { return 403; }
    proxy_pass      https://79.101.60.115:8443;    
    }
location = /wp-content/plugins/translatepress-business/add-ons-pro/automatic-language-detection/includes/trp-ald-ajax.php {
    if ($is_preview_bot) { return 403; }

lukapaunovic

#!/usr/bin/env bash
set -euo pipefail

# =============================================================================
# Nginx log → IP agregacija → Team Cymru IP→ASN (bulk, netcat) → izveštaj
# - IPv4 i IPv6 podrška (posebne bulk sesije)
# - Brz join (AWK mapa) umesto grep u petlji
# - MIN_REQS filter za TOP IP ispis
# - Keš CSV sa flock zaključavanjem (+ opcioni age keš)
# - Retry + exponential backoff za bulk upite

lukapaunovic

<?php
/**
 * WHMCS Hook - Sakrivanje Payment Gateway-a na osnovu valute
 * Autor: Luka @ dcx.rs
 * Ovaj hook sakriva:
 * - PayPal PPCP (paypal_ppcpv) za RSD valutu
 * - Bank Transfer (banktransfer) za USD valutu
 */

use WHMCS\Database\Capsule;

lukapaunovic

smtp_active_hostname = ${lookup{$interface_address}lsearch{/etc/exim4/virtual/helo_data}{$value}}

...

remote_smtp:
  driver = smtp
  interface = ${lookup{$sender_address_domain}lsearch{/etc/exim4/virtual/interfaces}{$value}}
  helo_data = ${lookup{$sender_address_domain}lsearch*@{/etc/exim4/virtual/helo_domains}{$value}}

root@my-vps:/var/log/exim4# cat /etc/exim4/virtual/helo_domains

lukapaunovic

ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDtYAMj6ZcTAsgLCgHz2TnAl0lbyq/iU3msaXJaT7PfSVQYX8qQZ5tmycumEvwkgHG0bKxF6tmjuNYkSN4jWQX8McPllneDHoEwlw7nyx9lv05PsL+qziG/4MR81lETowvBbvhXN82MnbmjlV7eGuM3eyDL5v5JGxKBsPtNHTsXXfy9h5CIBLQBFbRHX9glGV/gs3wSdiw/iRAsFJ+g4YQCfdzPURwYis8shmKHeotUirlLURa7Q6PctnkTJ3sTA52aKy/3zgPtFj29Ky58yOqN/v1KIy1iBbhEzIXk7RhFN6QDsGrirL2uwBgGIOgFjg2+D2Pa8JbNLQ8KazH9qomH luka@paunovic