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|
<?php
/*
* Routes:
* /host ?host&port=$port&name=$name
* /get-list ?get-list
* /join ?join=$id
*/
global $db;
$db = new PDO('sqlite:./db', options: [
PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
]);
if (php_sapi_name() == 'cli') {
if ($argv[$argc - 1] == 'init-db') {
$db->query(<<<SQL
create table if not exists games (
id text primary key,
ip text unique,
port integer,
timestamp integer,
name text
);
SQL)
->execute();
}
return;
}
$response = [];
if (isset($_POST['host'])) {
$ip = filter_var($_SERVER['REMOTE_ADDR'], FILTER_VALIDATE_IP);
if ($ip === false) {
$response = [
'success' => false,
'error' => 'Invalid IP.',
];
}
else {
$port = intval($_POST['port']);
$name = $_POST['name'];
$success = $db->prepare(<<<SQL
insert into games (id, ip, port, timestamp, name) values (:id, :ip, :port, :timestamp, :name)
SQL)
->execute([
'id' => md5($name . time()),
'ip' => $ip,
'port' => $port,
'timestamp' => time(),
'name' => $name,
]);
$response = [
'success' => $success,
];
}
}
else if (isset($_GET['get-list'])) {
$statement = $db->prepare(<<<SQL
select id, name from games
SQL);
$statement->execute();
$results = $statement->fetchAll();
$list = [];
foreach ($results as $row) {
$list[] = [
'id' => $row['id'],
'name' => $row['name'],
];
}
$response = [
'success' => true,
'data' => $list,
];
}
else if (isset($_GET['join'])) {
$id = $_GET['join'];
$statement = $db->prepare(<<<SQL
select ip, port from games
where id = :id
SQL);
$statement->execute(['id' => $id]);
$result = $statement->fetch();
if ($result === false) {
$response = [
'success' => false,
'error' => 'Game not found.'
];
http_response_code(404);
}
else {
$response = [
'success' => true,
'data' => [
'ip' => $result['ip'],
'port' => $result['port'],
],
];
}
}
else if (isset($_POST['close'])) {
$id = $_POST['close'];
$success = $db->prepare(<<<SQL
delete from games where id = :id
SQL)
->execute([
'id' => $id,
]);
$response = [
'success' => $success,
];
}
else {
$response = [
'success' => false,
'error' => 'Route not found.'
];
http_response_code(404);
}
header('Content-Type: application/json');
echo json_encode($response);
|
