/**
* find opponents by finder
* @param &array $users
* @param string $finder
* @return false if $finder already find opponent else true
*
*/
function findOpponent(&$users, $finder)
{
foreach ($users as $target => $value) {
if ($finder != $target && $target[0] == 'g') {
if ($users->{$finder} >= $value) {
$chatId = addChat(array($finder, $target));
dropFromSearch($users, array($finder, $target), $chatId);
break;
}
}
}
return true;
}
function garbageCollector($params)
{
if (isset($_SESSION['user'])) {
$users = getJsonFromFile('users.json');
if (isset($users->{$_SESSION}['user'])) {
if (isset($_REQUEST['quit'])) {
$users->{$_SESSION}['user']->online = false;
} else {
$users->{$_SESSION}['user']->online = true;
$users->{$_SESSION}['user']->visited = time();
}
setJsonToFile('users.json', $users);
} else {
$activeUsers = getJsonFromFile('active_users.json');
if (isset($activeUsers->{$_SESSION}['user'])) {
if (isset($_REQUEST['quit'])) {
$_SESSION['status'] = 0;
dropFromSearch($activeUsers, array($_SESSION['user']));
setJsonToFile('active_users.json', $activeUsers);
garbageCollector();
}
} else {
$_SESSION['user'] = null;
garbageCollector();
}
}
return $_SESSION['user'];
} else {
return addUser();
}
}
