<?php
// prepend.php
// RJM Programming
// October, 2025
// Message Board helper to talk_about_it.php

function server_remote_addr() {
    $rma = $_SERVER['REMOTE_ADDR'];
    //$ua = strtolower($_SERVER['HTTP_USER_AGENT']);
    // you can add different browsers with the same way ..
    if (1 == 2) {
    if(preg_match('/(chromium)[ \/]([\w.]+)/', $ua))
            $rma = '000000'.$rma;
    elseif(preg_match('/(chrome)[ \/]([\w.]+)/', $ua))
            $rma = '00000'.$rma;
    elseif(preg_match('/(safari)[ \/]([\w.]+)/', $ua))
            $rma = '0000'.$rma;
    elseif(preg_match('/(opera)[ \/]([\w.]+)/', $ua))
            $rma = '000'.$rma;
    elseif(preg_match('/(msie)[ \/]([\w.]+)/', $ua))
            $rma = '00'.$rma;
    elseif(preg_match('/(mozilla)[ \/]([\w.]+)/', $ua))
            $rma = '0'.$rma;
    }
    return str_replace(':','_',str_replace('.','_',$rma));
}

$myip=server_remote_addr();
$regarding=$myip;
if (isset($_GET['nickname'])) {
    $regarding=str_replace('+', ' ', urldecode($_GET['nickname']));
}
$prerel="";
if (file_exists(__DIR__ . "/talktoday.txt")) {
  $prerel=str_replace("~~", "\n", file_get_contents(__DIR__ . "/talktoday.txt"));
}
if (isset($_POST['msg'])) {
  if (strlen($_POST['msg']) > 0) {
   date_default_timezone_set("UTC");
   $localtime_assoc = localtime(time(), false);
   $twoday=substr(('0' . $localtime_assoc[3]), -2, 2);
   $twomon=substr(('0' . (1 + $localtime_assoc[4])), -2, 2);
   $twohour=substr(('0' . $localtime_assoc[2]), -2, 2);
   $twomin=substr(('0' . $localtime_assoc[1]), -2, 2);
   $recpref="";
   if (str_replace("~~", "\n", str_replace('+', ' ', urldecode($_POST['msg']))) != str_replace('+', ' ', urldecode($_POST['msg']))) {
     $recpref="\n";
   }
   if (isset($_POST['nickname'])) {
    $regarding=str_replace('+', ' ', urldecode($_POST['nickname']));
    file_put_contents(__DIR__ . "/talk_today_" . $myip . ".txt", str_replace('+', ' ', urldecode($_POST['nickname'])) . " says at " . $twoday . '/' . $twomon . '/' . (1900 + $localtime_assoc[5]) . ' ' . $twohour . ':' . $twomin . " GMT ... " . $recpref . str_replace("~~", "\n", str_replace('+', ' ', urldecode($_POST['msg']))));
   } else {
    file_put_contents(__DIR__ . "/talk_today_" . $myip . ".txt", $myip . " says at " . $twoday . '/' . $twomon . '/' . (1900 + $localtime_assoc[5]) . ' ' . $twohour . ':' . $twomin . " GMT ... " . $recpref . str_replace("~~", "\n", str_replace('+', ' ', urldecode($_POST['msg']))));
   }
  }
}
$tahtml="<textarea style=width:95%;height:600px; id=myta value=''></textarea>";
$reltalk="";
$it = new GlobIterator(__DIR__ . "/talk_today*.txt");
$last2mis = 9020;
foreach ( $it as $file ) {
    $reltalk.=file_get_contents($file) . "\n";
    if ((time() - $file->getMTime()) < $last2mis) {
      unlink($file);
    }
}

if ($reltalk != "") {
  $prerel.="\n" . $reltalk . "\n";
}

if ($prerel != "") {
 if ($reltalk != "") {
  $tahtml="<textarea data_refresh=y data-name=myta" . $myip . " style=background-color:yellow;width:95%;height:400px; id=myta value=''>" . $prerel . "</textarea>";
  file_put_contents(__DIR__ . "/talktoday.txt", $prerel);
 } else {
  $tahtml="<textarea data-name=myta" . $myip . " style=background-color:yellow;width:95%;height:400px; id=myta value=''>" . $prerel . "</textarea>";
 }
}

?>