stadem

<?php
function get_ip(){
    if( ! empty( $_SERVER['HTTP_CLIENT_IP'] ) ){
        $ip = $_SERVER['HTTP_CLIENT_IP'];
    }
    elseif( ! empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) ){
        $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
    }
    else{
        $ip = $_SERVER['REMOTE_ADDR'];

stadem

// Greek Social Security Number Validation (AMKA)
// Αλγόριθμος ορθότητας ΑΜΚΑ
function validateAMKA(amka) {
    if (!amka.match(/^\d{11}$/) || amka == '00000000000')
        return false;

    var iSum = 0;
    for (var i = 1; i <= amka.length; i++) {
        var iDigit = parseInt(amka.charAt(i - 1), 10);
        if (i % 2 === 0) {