/**
* @static
* @param stdClass $forum
* @param context_module $context
* @return hsuforum_lib_discussion_sort
*/
public static function get_from_session($forum, context_module $context)
{
global $SESSION;
require_once __DIR__ . '/subscribe.php';
if (!empty($SESSION->hsuforum_lib_discussion_sort)) {
/** @var $instance hsuforum_lib_discussion_sort */
$instance = unserialize($SESSION->hsuforum_lib_discussion_sort);
} else {
$instance = new self();
}
$dsub = new hsuforum_lib_discussion_subscribe($forum, $context);
if (!$dsub->can_subscribe()) {
$instance->disable('subscribe');
}
return $instance;
}
/**
* Discussion subscription toggle
*/
public function subscribedisc_action()
{
global $PAGE;
require_sesskey();
require_once dirname(dirname(__DIR__)) . '/lib/discussion/subscribe.php';
$discussionid = required_param('discussionid', PARAM_INT);
$returnurl = required_param('returnurl', PARAM_LOCALURL);
$subscribe = new \hsuforum_lib_discussion_subscribe($PAGE->activityrecord, $PAGE->context);
if ($subscribe->is_subscribed($discussionid)) {
$subscribe->unsubscribe($discussionid);
} else {
$subscribe->subscribe($discussionid);
}
if (!AJAX_SCRIPT) {
redirect(new moodle_url($returnurl));
}
}
/**
* Adds module specific settings to the settings block
*
* @param settings_navigation $settings The settings navigation object
* @param navigation_node $forumnode The node to add module settings to
*/
function hsuforum_extend_settings_navigation(settings_navigation $settingsnav, navigation_node $forumnode)
{
global $USER, $PAGE, $CFG, $DB;
$config = get_config('hsuforum');
$forumobject = $DB->get_record("hsuforum", array("id" => $PAGE->cm->instance));
if (empty($PAGE->cm->context)) {
$PAGE->cm->context = context_module::instance($PAGE->cm->instance);
}
// for some actions you need to be enrolled, beiing admin is not enough sometimes here
$enrolled = is_enrolled($PAGE->cm->context, $USER, '', false);
$activeenrolled = is_enrolled($PAGE->cm->context, $USER, '', true);
$canmanage = has_capability('mod/hsuforum:managesubscriptions', $PAGE->cm->context);
$subscriptionmode = hsuforum_get_forcesubscribed($forumobject);
$cansubscribe = $activeenrolled && $subscriptionmode != HSUFORUM_FORCESUBSCRIBE && ($subscriptionmode != HSUFORUM_DISALLOWSUBSCRIBE || $canmanage);
$discussionid = optional_param('d', 0, PARAM_INT);
$viewingdiscussion = ($PAGE->url->compare(new moodle_url('/mod/hsuforum/discuss.php'), URL_MATCH_BASE) and $discussionid);
if (!is_guest($PAGE->cm->context)) {
$forumnode->add(get_string('export', 'hsuforum'), new moodle_url('/mod/hsuforum/route.php', array('contextid' => $PAGE->cm->context->id, 'action' => 'export')), navigation_node::TYPE_SETTING, null, null, new pix_icon('i/export', get_string('export', 'hsuforum')));
}
$forumnode->add(get_string('viewposters', 'hsuforum'), new moodle_url('/mod/hsuforum/route.php', array('contextid' => $PAGE->cm->context->id, 'action' => 'viewposters')), navigation_node::TYPE_SETTING, null, null, new pix_icon('t/preview', get_string('viewposters', 'hsuforum')));
if ($canmanage) {
$mode = $forumnode->add(get_string('subscriptionmode', 'hsuforum'), null, navigation_node::TYPE_CONTAINER);
$allowchoice = $mode->add(get_string('subscriptionoptional', 'hsuforum'), new moodle_url('/mod/hsuforum/subscribe.php', array('id' => $forumobject->id, 'mode' => HSUFORUM_CHOOSESUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING);
$forceforever = $mode->add(get_string("subscriptionforced", "hsuforum"), new moodle_url('/mod/hsuforum/subscribe.php', array('id' => $forumobject->id, 'mode' => HSUFORUM_FORCESUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING);
$forceinitially = $mode->add(get_string("subscriptionauto", "hsuforum"), new moodle_url('/mod/hsuforum/subscribe.php', array('id' => $forumobject->id, 'mode' => HSUFORUM_INITIALSUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING);
$disallowchoice = $mode->add(get_string('subscriptiondisabled', 'hsuforum'), new moodle_url('/mod/hsuforum/subscribe.php', array('id' => $forumobject->id, 'mode' => HSUFORUM_DISALLOWSUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING);
switch ($subscriptionmode) {
case HSUFORUM_CHOOSESUBSCRIBE:
// 0
$allowchoice->action = null;
$allowchoice->add_class('activesetting');
break;
case HSUFORUM_FORCESUBSCRIBE:
// 1
$forceforever->action = null;
$forceforever->add_class('activesetting');
break;
case HSUFORUM_INITIALSUBSCRIBE:
// 2
$forceinitially->action = null;
$forceinitially->add_class('activesetting');
break;
case HSUFORUM_DISALLOWSUBSCRIBE:
// 3
$disallowchoice->action = null;
$disallowchoice->add_class('activesetting');
break;
}
} else {
if ($activeenrolled) {
switch ($subscriptionmode) {
case HSUFORUM_CHOOSESUBSCRIBE:
// 0
$notenode = $forumnode->add(get_string('subscriptionoptional', 'hsuforum'));
break;
case HSUFORUM_FORCESUBSCRIBE:
// 1
$notenode = $forumnode->add(get_string('subscriptionforced', 'hsuforum'));
break;
case HSUFORUM_INITIALSUBSCRIBE:
// 2
$notenode = $forumnode->add(get_string('subscriptionauto', 'hsuforum'));
break;
case HSUFORUM_DISALLOWSUBSCRIBE:
// 3
$notenode = $forumnode->add(get_string('subscriptiondisabled', 'hsuforum'));
break;
}
}
}
if ($cansubscribe) {
if (hsuforum_is_subscribed($USER->id, $forumobject)) {
$linktext = get_string('unsubscribe', 'hsuforum');
} else {
$linktext = get_string('subscribe', 'hsuforum');
}
$url = new moodle_url('/mod/hsuforum/subscribe.php', array('id' => $forumobject->id, 'sesskey' => sesskey()));
$forumnode->add($linktext, $url, navigation_node::TYPE_SETTING);
}
if ($viewingdiscussion) {
require_once __DIR__ . '/lib/discussion/subscribe.php';
$subscribe = new hsuforum_lib_discussion_subscribe($forumobject, $PAGE->cm->context);
if ($subscribe->can_subscribe()) {
$subscribeurl = new moodle_url('/mod/hsuforum/route.php', array('contextid' => $PAGE->cm->context->id, 'action' => 'subscribedisc', 'discussionid' => $discussionid, 'sesskey' => sesskey(), 'returnurl' => $PAGE->url));
if ($subscribe->is_subscribed($discussionid)) {
$linktext = get_string('unsubscribedisc', 'hsuforum');
} else {
$linktext = get_string('subscribedisc', 'hsuforum');
}
$forumnode->add($linktext, $subscribeurl, navigation_node::TYPE_SETTING);
}
}
if (has_capability('mod/hsuforum:viewsubscribers', $PAGE->cm->context)) {
$url = new moodle_url('/mod/hsuforum/subscribers.php', array('id' => $forumobject->id));
$forumnode->add(get_string('showsubscribers', 'hsuforum'), $url, navigation_node::TYPE_SETTING);
$discsubscribers = ($viewingdiscussion or optional_param('action', '', PARAM_ALPHA) == 'discsubscribers');
if ($discsubscribers && !hsuforum_is_forcesubscribed($forumobject) && $discussionid) {
$url = new moodle_url('/mod/hsuforum/route.php', array('contextid' => $PAGE->cm->context->id, 'action' => 'discsubscribers', 'discussionid' => $discussionid));
$forumnode->add(get_string('showdiscussionsubscribers', 'hsuforum'), $url, navigation_node::TYPE_SETTING, null, 'discsubscribers');
}
}
if (!isloggedin() && $PAGE->course->id == SITEID) {
$userid = guest_user()->id;
} else {
$userid = $USER->id;
}
$hascourseaccess = $PAGE->course->id == SITEID || can_access_course($PAGE->course, $userid);
$enablerssfeeds = !empty($config->enablerssfeeds) && !empty($config->enablerssfeeds);
if ($enablerssfeeds && $forumobject->rsstype && $forumobject->rssarticles && $hascourseaccess) {
if (!function_exists('rss_get_url')) {
require_once "{$CFG->libdir}/rsslib.php";
}
if ($forumobject->rsstype == 1) {
$string = get_string('rsssubscriberssdiscussions', 'hsuforum');
} else {
$string = get_string('rsssubscriberssposts', 'hsuforum');
}
$url = new moodle_url(rss_get_url($PAGE->cm->context->id, $userid, "mod_hsuforum", $forumobject->id));
$forumnode->add($string, $url, settings_navigation::TYPE_SETTING, null, null, new pix_icon('i/rss', ''));
}
}
/**
* Adds a link to subscribe to a disussion
*
* @param stdClass $cm
* @param stdClass $discussion
* @param hsuforum_lib_discussion_subscribe $subscribe
* @return string
* @author Mark Nielsen / Guy Thomas
*/
public function discussion_subscribe_link($cm, $discussion, hsuforum_lib_discussion_subscribe $subscribe)
{
if (!$subscribe->can_subscribe()) {
return;
}
$returnurl = $this->return_url($cm->id, $discussion->id);
$url = new moodle_url('/mod/hsuforum/route.php', array('contextid' => context_module::instance($cm->id)->id, 'action' => 'subscribedisc', 'discussionid' => $discussion->id, 'sesskey' => sesskey(), 'returnurl' => $returnurl));
$o = $this->toggle_element('subscribe', 'thread-title-' . $discussion->id, $url, $subscribe->is_subscribed($discussion->id), true, array('class' => 'hsuforum_discussion_subscribe'));
return $o;
}
