$names = [];
foreach ($users as $data) {
$names[] = $data->name;
}
wsSend($clientID, 'U ' . implode(' ', $names));
$users[$clientID] = (object) ['queue' => [], 'name' => $name, 'ang' => 0, 'pos' => [0, 0], 'vel' => [0, 0]];
echo "({$clientID}){$name} joined.\n";
}
function removeUser($clientID)
{
global $users;
$name = $users[$clientID]->name;
unset($users[$clientID]);
foreach ($users as $userID => $data) {
wsSend($userID, 'Q ' . $name);
unset($users[$userID]->queue[$clientID]);
}
echo "({$clientID}){$name} left.\n";
}
function nameTaken($name)
{
global $users;
foreach ($users as $data) {
if ($name === $data->name) {
return true;
}
}
return false;
}
wsStartServer(SERVER_BIND_HOST, SERVER_BIND_PORT);
// checks if the username is being used by any client
global $users;
foreach ($users as $username2) {
if ($username === $username2) {
return true;
}
}
return false;
}
function getUsernames()
{
// returns an array of usernames
global $users;
$usernames = array();
foreach ($users as $username) {
$usernames[] = $username;
}
return $usernames;
}
// chat functions
function sendChat($username, $text)
{
// sends chat text to all clients
global $users;
foreach ($users as $clientID => $user) {
wsSend($clientID, 'ONTEXT ' . $username . ' ' . $text);
}
}
// start the server
wsStartServer(CB_SERVER_BIND_HOST, CB_SERVER_BIND_PORT);