[PHP] Простое получение IP+UserAgent с отправкой в TG, а так же блокировка IP

Не судите строго запросы к БД, буду рад к вашим поправкам
index.php:

<?php

$user = "";
$pass = "";
$host = "";
$dbdb = "";

$conn = new mysqli($host, $user, $pass, $dbdb);

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'];
}

$find_ip = mysqli_query($conn, "SELECT ip FROM banned_ip WHERE ip='$ip'");
$ban = mysqli_fetch_array($find_ip);
if($ip == $ban['ip']){
header('HTTP/1.0 403 Forbidden');
die("");
}

function sendMessage($chatID, $messaggio, $ipaddr, $token) {

$keyboard = json_encode([
"inline_keyboard" => [
[
[
"text" => "Заблокировать IP",
"callback_data" => "banip_$ipaddr"
]
]
]
]);

$url = "https://api.telegram.org/bot$token/sendMessage?chat_id=$chatID&reply_markup=$keyboard&parse_mode=html";
$url = $url . "&text=" . urlencode($messaggio);
$ch = curl_init();
$optArray = array(
CURLOPT_URL => $url,
CURLOPT_RETURNTRANSFER => true
);
curl_setopt_array($ch, $optArray);
$result = curl_exec($ch);
curl_close($ch);
return $result;
}

$useragent = $_SERVER['HTTP_USER_AGENT'];

$token = "";
$chatid = "";
sendMessage($chatid, "<b>Данные пользователя</b>\nIP: <i>$ip</i>\nUserAgent: <i>$useragent</i>", $ip, $token);
?>

PHP

<?php



$user = "";

$pass = "";

$host = "";

$dbdb = "";



$conn = new mysqli($host, $user, $pass, $dbdb);



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'];

  }



  $find_ip = mysqli_query($conn, "SELECT ip FROM banned_ip WHERE ip='$ip'");

  $ban = mysqli_fetch_array($find_ip);

  if($ip == $ban['ip']){

    header('HTTP/1.0 403 Forbidden');

    die("");

  }



function sendMessage($chatID, $messaggio, $ipaddr, $token) {



    $keyboard = json_encode([

        "inline_keyboard" => [

            [

                [

                    "text" => "Заблокировать IP",

                    "callback_data" => "banip_$ipaddr"

                ]

            ]

        ]

    ]);



    $url = "https://api.telegram.org/bot$token/sendMessage?chat_id=$chatID&reply_markup=$keyboard&parse_mode=html";

    $url = $url . "&text=" . urlencode($messaggio);

    $ch = curl_init();

    $optArray = array(

            CURLOPT_URL => $url,

            CURLOPT_RETURNTRANSFER => true

    );

    curl_setopt_array($ch, $optArray);

    $result = curl_exec($ch);

    curl_close($ch);

    return $result;

}



$useragent = $_SERVER['HTTP_USER_AGENT'];



$token = "";

$chatid = "";

sendMessage($chatid, "<b>Данные пользователя</b>\nIP: <i>$ip</i>\nUserAgent: <i>$useragent</i>", $ip, $token);

?>

bot.php(сюда вебхук надо закинуть):

<?php

$user = "";
$pass = "";
$host = "";
$dbdb = "";
$update = json_decode(file_get_contents('php://input'), TRUE);

$botToken = "";
$botAPI = "https://api.telegram.org/bot" . $botToken;

if (explode("_", $update['callback_query']['data'])[0]=='banip'){
$conn = new mysqli($host, $user, $pass, $dbdb);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$ipaddr = explode("_", $update['callback_query']['data'])[1];
$sql = "INSERT INTO `banned_ip` (`ip`) VALUES ('$ipaddr');";
mysqli_query($conn, $sql);
$text = "$ipaddr был успешно заблокирован!"
$data = http_build_query([
'text' => $text,
'chat_id' => $update['callback_query']['from']['id'],
"message_id" => $update["message"]["message_id"]
]);
$keyboard = json_encode([
"inline_keyboard" => [
[
[
"text" => "Разблокировать IP",
"callback_data" => "unbanip_$ipaddr"
]
]
]
]);
file_get_contents($botAPI . "/sendmessage?{$data}&reply_markup=$keyboard");
mysqli_close($conn);
}

if (explode("_", $update['callback_query']['data'])[0]=='unbanip') {

$conn = new mysqli($host, $user, $pass, $dbdb);
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$ipaddr = explode("_", $update['callback_query']['data'])[1];
$sql = "DELETE FROM `banned_ip` WHERE ip='$ipaddr';";
mysqli_query($conn, $sql);
$text = "$ipaddr был успешно разаблокирован!"
$data = http_build_query([
'text' => $text,
'chat_id' => $update['callback_query']['from']['id'],
"message_id" => $update["message"]["message_id"]
]);
$keyboard = json_encode([
"inline_keyboard" => [
[
[
"text" => "Заблокировать IP",
"callback_data" => "banip_$ipaddr"
]
]
]
]);
file_get_contents($botAPI . "/sendmessage?{$data}&reply_markup=$keyboard");
mysqli_close($conn);
}
?>

PHP

<?php



    $user = "";

    $pass = "";

    $host = "";

    $dbdb = "";

    $update = json_decode(file_get_contents('php://input'), TRUE);



    $botToken = "";

    $botAPI = "https://api.telegram.org/bot" . $botToken;



    if (explode("_", $update['callback_query']['data'])[0]=='banip'){   

        $conn = new mysqli($host, $user, $pass, $dbdb);

        if ($conn->connect_error) {

        die("Connection failed: " . $conn->connect_error);

        }

        $ipaddr = explode("_", $update['callback_query']['data'])[1];

        $sql = "INSERT INTO `banned_ip` (`ip`) VALUES ('$ipaddr');";

        mysqli_query($conn, $sql);

        $text = "$ipaddr был успешно заблокирован!"

        $data = http_build_query([

            'text' => $text,

            'chat_id' => $update['callback_query']['from']['id'],

            "message_id" => $update["message"]["message_id"]

        ]);

        $keyboard = json_encode([

            "inline_keyboard" => [

                [

                    [

                        "text" => "Разблокировать IP",

                        "callback_data" => "unbanip_$ipaddr"

                    ]

                ]

            ]

        ]);

        file_get_contents($botAPI . "/sendmessage?{$data}&reply_markup=$keyboard");

        mysqli_close($conn);

    }



    if (explode("_", $update['callback_query']['data'])[0]=='unbanip') {

   

        $conn = new mysqli($host, $user, $pass, $dbdb);

        if ($conn->connect_error) {

        die("Connection failed: " . $conn->connect_error);

        }

        $ipaddr = explode("_", $update['callback_query']['data'])[1];

        $sql = "DELETE FROM `banned_ip` WHERE ip='$ipaddr';";

        mysqli_query($conn, $sql);

        $text = "$ipaddr был успешно разаблокирован!"

        $data = http_build_query([

            'text' => $text,

            'chat_id' => $update['callback_query']['from']['id'],

            "message_id" => $update["message"]["message_id"]

        ]);

        $keyboard = json_encode([

            "inline_keyboard" => [

                [

                    [

                        "text" => "Заблокировать IP",

                        "callback_data" => "banip_$ipaddr"

                    ]

                ]

            ]

        ]);

        file_get_contents($botAPI . "/sendmessage?{$data}&reply_markup=$keyboard");

        mysqli_close($conn);

    }

?>

БД:

CREATE TABLE `banned_ip` (
`ip` text NOT NULL
);

Код

CREATE TABLE `banned_ip` (

  `ip` text NOT NULL

);

UPD: Код не имеет смысла, потому что токен бота не скрывается)