course)) {
error("Forum doesn't belong to a course!");
}
if (!($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id))) {
$cm->id = NULL;
}
$user = $USER;
require_course_login($course, false, $cm);
if (isguest()) { // Guests can't change tracking
$wwwroot = $CFG->wwwroot.'/login/index.php';
if (!empty($CFG->loginhttps)) {
$wwwroot = str_replace('http','https', $wwwroot);
}
$strforums = get_string('modulenameplural', 'forum');
$navlinks = array();
$navlinks[] = array('name' => $strforums, 'link' => "index.php?id=$course->id", 'type' => 'activity');
$navlinks[] = array('name' => format_string($forum->name), 'link' => "view.php?f=$forum->id", 'type' => 'activityinstance');
$navigation = build_navigation($navlinks);
print_header($course->shortname, $course->fullname, $navigation, '', '', true, "", navmenu($course, $cm));
notice_yesno(get_string('noguesttracking', 'forum').'
'.get_string('liketologin'),
$wwwroot, $_SERVER['HTTP_REFERER']);
print_footer($course);
exit;
}
$returnto = forum_go_back_to($returnpage.'?id='.$course->id.'&f='.$forum->id);
$info->name = fullname($user);
$info->forum = format_string($forum->name);
if ( forum_tp_is_tracked($forum->id, $user->id) ) {
if (forum_tp_stop_tracking($forum->id, $user->id)) {
add_to_log($course->id, "forum", "stop tracking", "view.php?f=$forum->id", $forum->id, $cm->id);
redirect($returnto, get_string("nownottracking", "forum", $info), 1);
} else {
error("Could not stop tracking that forum", $_SERVER["HTTP_REFERER"]);
}
} else { // subscribe
if (forum_tp_start_tracking($forum->id, $user->id)) {
add_to_log($course->id, "forum", "start tracking", "view.php?f=$forum->id", $forum->id, $cm->id);
redirect($returnto, get_string("nowtracking", "forum", $info), 1);
} else {
error("Could not start tracking that forum", $_SERVER["HTTP_REFERER"]);
}
}
?>