PHP mnet_peer::count_live_sessions示例

示例#1

文件： delete.php 项目： edwinphillips/moodle-485cb39

require_login();
$context = get_context_instance(CONTEXT_SYSTEM);
require_capability('moodle/site:config', $context, $USER->id, true, "nopermissions");
if (!($site = get_site())) {
    print_error('nosite', '', '', NULL, true);
}
/// Initialize variables.
// Step must be one of:
// input   Parse the details of a new host and fetch its public key
// commit  Save our changes (to a new OR existing host)
$step = optional_param('step', 'verify', PARAM_ALPHA);
$hostid = required_param('hostid', PARAM_INT);
$warn = array();
if ($_SERVER['REQUEST_METHOD'] != 'POST') {
    redirect('index.php', get_string('postrequired', 'mnet'), 7);
}
require_sesskey();
if ('verify' == $step) {
    $mnet_peer = new mnet_peer();
    $mnet_peer->set_id($hostid);
    $live_users = $mnet_peer->count_live_sessions();
    if ($live_users > 0) {
        $warn[] = get_string('usersareonline', 'mnet', $live_users);
    }
    include 'delete.html';
} elseif ('delete' == $step) {
    $mnet_peer = new mnet_peer();
    $mnet_peer->set_id($hostid);
    $mnet_peer->delete();
    redirect('peers.php', get_string('hostdeleted', 'mnet'), 5);
}