<?PHP
$sessionFile    =   "chat_sessions";

$loginURL       =   "https://login.minecraft.net";
$version        =   12;
$user           =   !empty($_POST['user']) ? $_POST['user'] : false;
$pass           =   !empty($_POST['password']) ? $_POST['password'] : false;
$domain         =   $_SERVER['HTTP_HOST'];

header("Access-Control-Allow-Origin: http://{$domain}");
if($user && $pass){
    $ch =   curl_init($loginURL);
    curl_setopt($ch,CURLOPT_POST,true);
    curl_setopt($ch,CURLOPT_POSTFIELDS,"user={$user}&password={$pass}&version={$version}");
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
    $result =   curl_exec($ch);
    if($result=='Bad login'){
        ?>
        [{"response":"Bad Login","result":false}]
        <?PHP
    }elseif($result=="User not premium"){
        $username   =   $user;
        $session    =   md5(uniqid());
        $date       =   time();
        $fh         =   fopen($sessionFile,"r");
        $data       =   array();
        while( ($row=fgetcsv($fh)) !==false){
            $data[] =   $row;
        }
        fclose($fh);
        for($i=0;$i<count($data);$i++){
            $row    =   $data[$i];
            if($row[1]==$username){
                unset($data[$i]);
            }
        }
        $data[]     =   array($date,$username,$session);
        $fh         =   fopen($sessionFile,"w+");
        foreach($data as $row){
            fputcsv($fh,$row);
        }
        fclose($fh);
        ?>
        [{"response":"Successful login, but user is not premium","result":true,"user":"<?=$username?>","session":"<?=$session?>"}]
        <?
    }elseif(preg_match('/[0-9]*:deprecated:.*:[A-z0-9]*/',$result)){
        $result     =   explode(":",$result);
        $username   =   $result[2];
        $session    =   $result[3];
        $date       =   time();
        $fh         =   fopen($sessionFile,"r");
        $data       =   array();
        while( ($row=fgetcsv($fh)) !==false){
            $data[] =   $row;
        }
        fclose($fh);
        for($i=0;$i<count($data);$i++){
            $row    =   $data[$i];
            if($row[1]==$username){
                unset($data[$i]);
            }
        }
        $data[]     =   array($date,$username,$session);
        $fh         =   fopen($sessionFile,"w+");
        foreach($data as $row){
            fputcsv($fh,$row);
        }
        fclose($fh);
        ?>
        [{"response":"Successful login","result":true,"user":"<?=$username?>","session":"<?=$session?>"}]
        <?
    }else{
        ?>
        [{"response": "I don't know what happened, but it didn't work","result":false}]
        <?
    }
}else{
    ?>
    [{"response": "Invalid login structure","result":false}]
    <?
}
?>