<?php
/*=================con=======================*/
$max_users = (int)2;

//--------------------------------------------
$accessArray = array();
$timeCodeArray = array();

$order   = array("\r\n", "\n", "\r");
$replace = '';


/*=================fig=======================*/


$action = $_POST['action'];



if($action != NULL)
{
$file = "users.txt";
$thisFile = file($file);
$accessCode = $_POST['accessCode'];
$write_text  = $_POST['sendText'];


$i = 0;
while ($i <= (count($thisFile))-1) {

if($i%2 == 0)
{
array_push($accessArray, str_replace($order, $replace, $thisFile[$i]));
}
else
{
array_push($timeCodeArray, str_replace($order, $replace, $thisFile[$i]));
}

$i++;

}




/*========================================================*/

if($action == "establish")
{
$file = "users.txt";
$thisFile = file($file);

/*if statement, returning true or false*/

if(checkIfUsersGone($accessArray, $timeCodeArray,$thisFile,$max_users) == "true")
{
echo "joining";

$today = getdate();
$now = ($today["hours"]*3600)+($today["minutes"]*60)+$today["seconds"]."\n";

$userJoin = $accessCode."\n".$now;
$fp = fopen('users.txt', 'a+');
fwrite($fp, $userJoin);
fclose($fp);



}
else
{
echo "full";
}

}

if($action == "ping")
{


userPinged($thisFile,$accessCode);


/*$order   = array("\r\n", "\n", "\r");
$replace = '';
$today = getdate();
$now = ($today["hours"]*3600)+($today["minutes"]*60)+$today["seconds"]."\n";*/

/*$fp = fopen('users.txt', 'w');
fwrite($fp, $thisFile[0].$thisFile[1].$thisFile[2].$thisFile[3]);
fclose($fp);*/



}

/*========================================================*/

}
else
{
echo "urdoingitwrong";
//echo $accessCode;
}



function checkIfUsersGone($aaa, $ttt, $mmm, $max)
{


$i = 0;
$today = getdate();
$now = (int)($today["hours"]*3600)+($today["minutes"]*60)+$today["seconds"];
$saveString;
$activeUsers = 0;

while ($i <= (count($mmm))-1) {



if($i%2 == 0)
{

if($now-$ttt[($i/2)] > 10){}
elseif($now-$ttt[($i/2)] < -100) {}
else{$saveString .= $mmm[$i].$mmm[$i+1];$activeUsers .= 1;};


}
else
{
}

$i++;

}


$fp = fopen('users.txt', 'w+');
fwrite($fp, $saveString);
fclose($fp);


if((int)$activeUsers < (int)$max)
{
return "true";
}

else
{
return "false";
}

}

function userPinged($mmm, $aaa)
{

$order   = array("\r\n", "\n", "\r");
$replace = '';

//--------
$i = 0;
$saveString;

$today = getdate();
$now = ($today["hours"]*3600)+($today["minutes"]*60)+$today["seconds"]."\n";



while ($i <= (count($mmm))-1) {



if($i%2 == 0)
{

if(str_replace($order, $replace, $mmm[$i]) == $aaa)
{
$saveString .= $mmm[$i].$now;};
}

else
{
$saveString .= $mmm[$i].$mmm[$i+1];};
}

}





$i++;

}

echo "\n".$saveString;

}



?>