$id));
if ($groupid !== 0) {
$url->param('groupid', $groupid);
}
$PAGE->set_url($url);
if (!$chat = $DB->get_record('chat', array('id'=>$id))) {
print_error('invalidid', 'chat');
}
if (!$course = $DB->get_record('course', array('id'=>$chat->course))) {
print_error('invalidcourseid');
}
if (!$cm = get_coursemodule_from_instance('chat', $chat->id, $course->id)) {
print_error('invalidcoursemodule');
}
require_login($course, false, $cm);
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
if (isguestuser()) {
print_error('noguests', 'chat');
}
/// Check to see if groups are being used here
if ($groupmode = groups_get_activity_groupmode($cm)) { // Groups are being used
if ($groupid = groups_get_activity_group($cm)) {
if (!$group = groups_get_group($groupid)) {
print_error('invalidgroupid');
}
$groupname = ': '.$group->name;
} else {
$groupname = ': '.get_string('allparticipants');
}
} else {
$groupid = 0;
$groupname = '';
}
$strchat = get_string('modulename', 'chat'); // must be before current_language() in chat_login_user() to force course language!!!
if (!$chat_sid = chat_login_user($chat->id, 'sockets', $groupid, $course)) {
print_error('cantlogin');
}
$params = "chat_sid=$chat_sid";
$courseshortname = format_string($course->shortname, true, array('context' => get_context_instance(CONTEXT_COURSE, $course->id)));
?>
<?php echo "$strchat: " . $courseshortname . ": " . format_string($chat->name, true, array('context' => $context)) . "$groupname" ?>
<![CDATA[
Sorry, this version of Moodle Chat needs a browser that handles frames.
]]>