[ PHP ] Save Log

<?php
date_default_timezone_set('Asia/Ho_Chi_Minh');
$ip = $_SERVER['REMOTE_ADDR'];
$useragent = $_SERVER['HTTP_USER_AGENT'];
$request = $_SERVER['REQUEST_METHOD'];
$x_forward = $_SERVER['HTTP_X_FORWARDED_FOR'];
$protocol = $_SERVER['SERVER_PROTOCOL'];
$accept = $_SERVER['HTTP_ACCEPT_ENCODING'];
$date = date("Y-m-d");
$time = date("h:i:s a");
$path = $_SERVER['REQUEST_URI'];
$bname = '';
$connection = $_SERVER['HTTP_CONNECTION'];
$browser = substr($useragent,-65,30);
if(preg_match("/coc_coc_browser/i",$browser)){
    $bname = "coc_coc_browser";
}
else if(preg_match("/Mozilla/i",$browser)){
    $bname = 'Mozilla Firefox';
}
else if(preg_match("/CriOS/i",$browser)){
    $bname = 'CriOS';
}
else if(preg_match("/Chrome/i",$browser)){
    $bname = 'Chrome_browser';
}
else if(preg_match("/Trident/i",$browser)){
    $bname = 'Internet Explorer';
}
else if(preg_match("/Wordpress/i",$browser)){
    $bname = 'Wordpress';
}
else if(preg_match("/Presto/i",$browser)){
    $bname = 'Opera_browser';
}
else{
    $bname = 'Unknown browser';
}
$file = fopen("logssite.txt","a");
$content = $ip."--[".$date."|".$time."]".$request." ".$path." ".$protocol."--[".$bname."]--"."[X_forward:".$x_forward."]--["."accept:".$accept."]"."--["."connection:".$connection."]"."\n";
fwrite($file,$content);
fclose($file);
?>