/** * 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 forum_extend_settings_navigation(settings_navigation $settingsnav, navigation_node $forumnode) { global $USER, $PAGE, $CFG, $DB, $OUTPUT; $forumobject = $DB->get_record("forum", 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/forum:managesubscriptions', $PAGE->cm->context); $subscriptionmode = \mod_forum\subscriptions::get_subscription_mode($forumobject); $cansubscribe = $activeenrolled && !\mod_forum\subscriptions::is_forcesubscribed($forumobject) && (!\mod_forum\subscriptions::subscription_disabled($forumobject) || $canmanage); if ($canmanage) { $mode = $forumnode->add(get_string('subscriptionmode', 'forum'), null, navigation_node::TYPE_CONTAINER); $allowchoice = $mode->add(get_string('subscriptionoptional', 'forum'), new moodle_url('/mod/forum/subscribe.php', array('id' => $forumobject->id, 'mode' => FORUM_CHOOSESUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING); $forceforever = $mode->add(get_string("subscriptionforced", "forum"), new moodle_url('/mod/forum/subscribe.php', array('id' => $forumobject->id, 'mode' => FORUM_FORCESUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING); $forceinitially = $mode->add(get_string("subscriptionauto", "forum"), new moodle_url('/mod/forum/subscribe.php', array('id' => $forumobject->id, 'mode' => FORUM_INITIALSUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING); $disallowchoice = $mode->add(get_string('subscriptiondisabled', 'forum'), new moodle_url('/mod/forum/subscribe.php', array('id' => $forumobject->id, 'mode' => FORUM_DISALLOWSUBSCRIBE, 'sesskey' => sesskey())), navigation_node::TYPE_SETTING); switch ($subscriptionmode) { case FORUM_CHOOSESUBSCRIBE: // 0 $allowchoice->action = null; $allowchoice->add_class('activesetting'); break; case FORUM_FORCESUBSCRIBE: // 1 $forceforever->action = null; $forceforever->add_class('activesetting'); break; case FORUM_INITIALSUBSCRIBE: // 2 $forceinitially->action = null; $forceinitially->add_class('activesetting'); break; case FORUM_DISALLOWSUBSCRIBE: // 3 $disallowchoice->action = null; $disallowchoice->add_class('activesetting'); break; } } else { if ($activeenrolled) { switch ($subscriptionmode) { case FORUM_CHOOSESUBSCRIBE: // 0 $notenode = $forumnode->add(get_string('subscriptionoptional', 'forum')); break; case FORUM_FORCESUBSCRIBE: // 1 $notenode = $forumnode->add(get_string('subscriptionforced', 'forum')); break; case FORUM_INITIALSUBSCRIBE: // 2 $notenode = $forumnode->add(get_string('subscriptionauto', 'forum')); break; case FORUM_DISALLOWSUBSCRIBE: // 3 $notenode = $forumnode->add(get_string('subscriptiondisabled', 'forum')); break; } } } if ($cansubscribe) { if (\mod_forum\subscriptions::is_subscribed($USER->id, $forumobject)) { $linktext = get_string('unsubscribe', 'forum'); } else { $linktext = get_string('subscribe', 'forum'); } $url = new moodle_url('/mod/forum/subscribe.php', array('id' => $forumobject->id, 'sesskey' => sesskey())); $forumnode->add($linktext, $url, navigation_node::TYPE_SETTING); } if (has_capability('mod/forum:viewsubscribers', $PAGE->cm->context)) { $url = new moodle_url('/mod/forum/subscribers.php', array('id' => $forumobject->id)); $forumnode->add(get_string('showsubscribers', 'forum'), $url, navigation_node::TYPE_SETTING); } if ($enrolled && forum_tp_can_track_forums($forumobject)) { // keep tracking info for users with suspended enrolments if ($forumobject->trackingtype == FORUM_TRACKING_OPTIONAL || !$CFG->forum_allowforcedreadtracking && $forumobject->trackingtype == FORUM_TRACKING_FORCED) { if (forum_tp_is_tracked($forumobject)) { $linktext = get_string('notrackforum', 'forum'); } else { $linktext = get_string('trackforum', 'forum'); } $url = new moodle_url('/mod/forum/settracking.php', array('id' => $forumobject->id)); $forumnode->add($linktext, $url, navigation_node::TYPE_SETTING); } } 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); $enablerssfeeds = !empty($CFG->enablerssfeeds) && !empty($CFG->forum_enablerssfeeds); if ($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', 'forum'); } else { $string = get_string('rsssubscriberssposts', 'forum'); } $url = new moodle_url(rss_get_url($PAGE->cm->context->id, $userid, "mod_forum", $forumobject->id)); $forumnode->add($string, $url, settings_navigation::TYPE_SETTING, null, null, new pix_icon('i/rss', '')); } }
/** * Test subscription using disallow subscription on create. */ public function test_forum_disallow_subscribe_on_create() { global $CFG; $this->resetAfterTest(); $usercount = 5; $course = $this->getDataGenerator()->create_course(); $users = array(); for ($i = 0; $i < $usercount; $i++) { $user = $this->getDataGenerator()->create_user(); $users[] = $user; $this->getDataGenerator()->enrol_user($user->id, $course->id); } $options = array('course' => $course->id, 'forcesubscribe' => FORUM_DISALLOWSUBSCRIBE); // Subscription prevented. $forum = $this->getDataGenerator()->create_module('forum', $options); $result = \mod_forum\subscriptions::fetch_subscribed_users($forum); // No subscriptions by default. $this->assertEquals(0, count($result)); foreach ($users as $user) { $this->assertFalse(\mod_forum\subscriptions::is_subscribed($user->id, $forum)); } }
$draftid_editor = file_get_submitted_draft_itemid('message'); $currenttext = file_prepare_draft_area($draftid_editor, $modcontext->id, 'mod_forum', 'post', $postid, mod_forum_post_form::editor_options($modcontext, $postid), $post->message); $manageactivities = has_capability('moodle/course:manageactivities', $coursecontext); if (\mod_forum\subscriptions::subscription_disabled($forum) && !$manageactivities) { // User does not have permission to subscribe to this discussion at all. $discussionsubscribe = false; } else { if (\mod_forum\subscriptions::is_forcesubscribed($forum)) { // User does not have permission to unsubscribe from this discussion at all. $discussionsubscribe = true; } else { if (isset($discussion) && \mod_forum\subscriptions::is_subscribed($USER->id, $forum, $discussion->id, $cm)) { // User is subscribed to the discussion - continue the subscription. $discussionsubscribe = true; } else { if (!isset($discussion) && \mod_forum\subscriptions::is_subscribed($USER->id, $forum, null, $cm)) { // Starting a new discussion, and the user is subscribed to the forum - subscribe to the discussion. $discussionsubscribe = true; } else { // User is not subscribed to either forum or discussion. Follow user preference. $discussionsubscribe = $USER->autosubscribe; } } } } $mform_post->set_data(array('attachments' => $draftitemid, 'general' => $heading, 'subject' => $post->subject, 'message' => array('text' => $currenttext, 'format' => empty($post->messageformat) ? editors_get_preferred_format() : $post->messageformat, 'itemid' => $draftid_editor), 'discussionsubscribe' => $discussionsubscribe, 'mailnow' => !empty($post->mailnow), 'userid' => $post->userid, 'parent' => $post->parent, 'discussion' => $post->discussion, 'course' => $course->id) + $page_params + (isset($post->format) ? array('format' => $post->format) : array()) + (isset($discussion->timestart) ? array('timestart' => $discussion->timestart) : array()) + (isset($discussion->timeend) ? array('timeend' => $discussion->timeend) : array()) + (isset($post->groupid) ? array('groupid' => $post->groupid) : array()) + (isset($discussion->id) ? array('discussion' => $discussion->id) : array())); if ($mform_post->is_cancelled()) { if (!isset($discussion->id) || $forum->type === 'qanda') { // Q and A forums don't have a discussion page, so treat them like a new thread.. redirect(new moodle_url('/mod/forum/view.php', array('f' => $forum->id))); } else {
// there should not be any links leading to this place, just redirect redirect(new moodle_url('/mod/forum/index.php', array('id' => $id)), get_string('subscribeenrolledonly', 'forum')); } // Can proceed now, the user is not guest and is enrolled foreach ($modinfo->get_instances_of('forum') as $forumid => $cm) { $forum = $forums[$forumid]; $modcontext = context_module::instance($cm->id); $cansub = false; if (has_capability('mod/forum:viewdiscussion', $modcontext)) { $cansub = true; } if ($cansub && $cm->visible == 0 && !has_capability('mod/forum:managesubscriptions', $modcontext)) { $cansub = false; } if (!\mod_forum\subscriptions::is_forcesubscribed($forum)) { $subscribed = \mod_forum\subscriptions::is_subscribed($USER->id, $forum, null, $cm); $canmanageactivities = has_capability('moodle/course:manageactivities', $coursecontext, $USER->id); if (($canmanageactivities || \mod_forum\subscriptions::is_subscribable($forum)) && $subscribe && !$subscribed && $cansub) { \mod_forum\subscriptions::subscribe_user($USER->id, $forum, $modcontext, true); } else { if (!$subscribe && $subscribed) { \mod_forum\subscriptions::unsubscribe_user($USER->id, $forum, $modcontext, true); } } } } $returnto = forum_go_back_to("index.php?id={$course->id}"); $shortname = format_string($course->shortname, true, array('context' => context_course::instance($course->id))); if ($subscribe) { redirect($returnto, get_string('nowallsubscribed', 'forum', $shortname), 1); } else {
$heading = get_string("yourreply", "forum"); $formheading = get_string('reply', 'forum'); } else { if ($forum->type == 'qanda') { $heading = get_string('yournewquestion', 'forum'); } else { $heading = get_string('yournewtopic', 'forum'); } } $postid = empty($post->id) ? null : $post->id; $draftid_editor = file_get_submitted_draft_itemid('message'); $currenttext = file_prepare_draft_area($draftid_editor, $modcontext->id, 'mod_forum', 'post', $postid, mod_forum_post_form::editor_options($modcontext, $postid), $post->message); // Respect the user's discussion autosubscribe preference unless they have already posted - in which case, use that preference. $discussionsubscribe = $USER->autosubscribe; if (isset($discussion) && forum_user_has_posted($forum->id, $discussion->id, $USER->id)) { $discussionsubscribe = \mod_forum\subscriptions::is_subscribed($USER->id, $forum, $discussion->id, $cm); } $mform_post->set_data(array('attachments' => $draftitemid, 'general' => $heading, 'subject' => $post->subject, 'message' => array('text' => $currenttext, 'format' => empty($post->messageformat) ? editors_get_preferred_format() : $post->messageformat, 'itemid' => $draftid_editor), 'discussionsubscribe' => $discussionsubscribe, 'mailnow' => !empty($post->mailnow), 'userid' => $post->userid, 'parent' => $post->parent, 'discussion' => $post->discussion, 'course' => $course->id) + $page_params + (isset($post->format) ? array('format' => $post->format) : array()) + (isset($discussion->timestart) ? array('timestart' => $discussion->timestart) : array()) + (isset($discussion->timeend) ? array('timeend' => $discussion->timeend) : array()) + (isset($post->groupid) ? array('groupid' => $post->groupid) : array()) + (isset($discussion->id) ? array('discussion' => $discussion->id) : array())); if ($mform_post->is_cancelled()) { if (!isset($discussion->id) || $forum->type === 'qanda') { // Q and A forums don't have a discussion page, so treat them like a new thread.. redirect(new moodle_url('/blocks/oc_mooc_nav/forum_view.php', array('f' => $forum->id))); } else { redirect(new moodle_url('/mod/forum/discuss.php', array('d' => $discussion->id))); } } else { if ($fromform = $mform_post->get_data()) { if (empty($SESSION->fromurl)) { $errordestination = "{$CFG->wwwroot}/blocks/oc_mooc_nav/forum_view.php?f={$forum->id}"; } else { $errordestination = $SESSION->fromurl;
/** * Test that after toggling the forum subscription as another user, * the discussion subscription functionality works as expected. */ public function test_forum_subscribe_toggle_as_other_repeat_subscriptions() { global $DB; $this->resetAfterTest(true); // Create a course, with a forum. $course = $this->getDataGenerator()->create_course(); $options = array('course' => $course->id, 'forcesubscribe' => FORUM_CHOOSESUBSCRIBE); $forum = $this->getDataGenerator()->create_module('forum', $options); // Create a user enrolled in the course as a student. list($user) = $this->helper_create_users($course, 1); // Post a discussion to the forum. list($discussion, $post) = $this->helper_post_to_forum($forum, $user); // Confirm that the user is currently not subscribed to the forum. $this->assertFalse(\mod_forum\subscriptions::is_subscribed($user->id, $forum)); // Confirm that the user is unsubscribed from the discussion too. $this->assertFalse(\mod_forum\subscriptions::is_subscribed($user->id, $forum, $discussion->id)); // Confirm that we have no records in either of the subscription tables. $this->assertEquals(0, $DB->count_records('forum_subscriptions', array('userid' => $user->id, 'forum' => $forum->id))); $this->assertEquals(0, $DB->count_records('forum_discussion_subs', array('userid' => $user->id, 'discussion' => $discussion->id))); // Subscribing to the forum should create a record in the subscriptions table, but not the forum discussion // subscriptions table. \mod_forum\subscriptions::subscribe_user($user->id, $forum); $this->assertEquals(1, $DB->count_records('forum_subscriptions', array('userid' => $user->id, 'forum' => $forum->id))); $this->assertEquals(0, $DB->count_records('forum_discussion_subs', array('userid' => $user->id, 'discussion' => $discussion->id))); // Now unsubscribe from the discussion. This should return true. $this->assertTrue(\mod_forum\subscriptions::unsubscribe_user_from_discussion($user->id, $discussion)); // Attempting to unsubscribe again should return false because no change was made. $this->assertFalse(\mod_forum\subscriptions::unsubscribe_user_from_discussion($user->id, $discussion)); // Subscribing to the discussion again should return truthfully as the subscription preference was removed. $this->assertTrue(\mod_forum\subscriptions::subscribe_user_to_discussion($user->id, $discussion)); // Attempting to subscribe again should return false because no change was made. $this->assertFalse(\mod_forum\subscriptions::subscribe_user_to_discussion($user->id, $discussion)); // Now unsubscribe from the discussion. This should return true once more. $this->assertTrue(\mod_forum\subscriptions::unsubscribe_user_from_discussion($user->id, $discussion)); // And unsubscribing from the forum but not as a request from the user should maintain their preference. \mod_forum\subscriptions::unsubscribe_user($user->id, $forum); $this->assertEquals(0, $DB->count_records('forum_subscriptions', array('userid' => $user->id, 'forum' => $forum->id))); $this->assertEquals(1, $DB->count_records('forum_discussion_subs', array('userid' => $user->id, 'discussion' => $discussion->id))); // Subscribing to the discussion should return truthfully because a change was made. $this->assertTrue(\mod_forum\subscriptions::subscribe_user_to_discussion($user->id, $discussion)); $this->assertEquals(0, $DB->count_records('forum_subscriptions', array('userid' => $user->id, 'forum' => $forum->id))); $this->assertEquals(1, $DB->count_records('forum_discussion_subs', array('userid' => $user->id, 'discussion' => $discussion->id))); }
public function test_automatic_with_unsubscribed_discussion() { $this->resetAfterTest(true); // Create a course, with a forum. $course = $this->getDataGenerator()->create_course(); $options = array('course' => $course->id, 'forcesubscribe' => FORUM_INITIALSUBSCRIBE); $forum = $this->getDataGenerator()->create_module('forum', $options); // Create two users enrolled in the course as students. list($author, $recipient) = $this->helper_create_users($course, 2); // Post a discussion to the forum. list($discussion, $post) = $this->helper_post_to_forum($forum, $author); // Unsubscribe the 'author' user from the discussion. \mod_forum\subscriptions::unsubscribe_user_from_discussion($author->id, $discussion); $this->assertFalse(\mod_forum\subscriptions::is_subscribed($author->id, $forum, $discussion->id)); $this->assertTrue(\mod_forum\subscriptions::is_subscribed($recipient->id, $forum, $discussion->id)); // We expect only one user to receive this post. $expected = 1; // Run cron and check that the expected number of users received the notification. $messages = $this->helper_run_cron_check_count($post, $expected); $seenauthor = false; $seenrecipient = false; foreach ($messages as $message) { // They should both be from our user. $this->assertEquals($author->id, $message->useridfrom); if ($message->useridto == $author->id) { $seenauthor = true; } else { if ($message->useridto = $recipient->id) { $seenrecipient = true; } } } // Check we only saw one user. $this->assertFalse($seenauthor); $this->assertTrue($seenrecipient); }
} // For each subscribed user in this forum and discussion, copy over per-discussion subscriptions if required. $discussiongroup = $discussion->groupid == -1 ? 0 : $discussion->groupid; $potentialsubscribers = \mod_forum\subscriptions::fetch_subscribed_users($forum, $discussiongroup, $modcontext, 'u.id', true); // Pre-seed the subscribed_discussion caches. // Firstly for the forum being moved to. \mod_forum\subscriptions::fill_subscription_cache($forumto->id); // And also for the discussion being moved. \mod_forum\subscriptions::fill_subscription_cache($forum->id); $subscriptionchanges = array(); $subscriptiontime = time(); foreach ($potentialsubscribers as $subuser) { $userid = $subuser->id; $targetsubscription = \mod_forum\subscriptions::is_subscribed($userid, $forumto, null, $cmto); $discussionsubscribed = \mod_forum\subscriptions::is_subscribed($userid, $forum, $discussion->id); $forumsubscribed = \mod_forum\subscriptions::is_subscribed($userid, $forum); if ($forumsubscribed && !$discussionsubscribed && $targetsubscription) { // The user has opted out of this discussion and the move would cause them to receive notifications again. // Ensure they are unsubscribed from the discussion still. $subscriptionchanges[$userid] = \mod_forum\subscriptions::FORUM_DISCUSSION_UNSUBSCRIBED; } else { if (!$forumsubscribed && $discussionsubscribed && !$targetsubscription) { // The user has opted into this discussion and would otherwise not receive the subscription after the move. // Ensure they are subscribed to the discussion still. $subscriptionchanges[$userid] = $subscriptiontime; } } } $DB->set_field('forum_discussions', 'forum', $forumto->id, array('id' => $discussion->id)); $DB->set_field('forum_read', 'forumid', $forumto->id, array('discussionid' => $discussion->id)); // Delete the existing per-discussion subscriptions and replace them with the newly calculated ones.
// Print forums only when needed. require_once $CFG->dirroot . '/mod/forum/lib.php'; if (!($newsforum = forum_get_course_forum($SITE->id, 'news'))) { print_error('cannotfindorcreateforum', 'forum'); } // Fetch news forum context for proper filtering to happen. $newsforumcm = get_coursemodule_from_instance('forum', $newsforum->id, $SITE->id, false, MUST_EXIST); $newsforumcontext = context_module::instance($newsforumcm->id, MUST_EXIST); $forumname = format_string($newsforum->name, true, array('context' => $newsforumcontext)); echo html_writer::tag('a', get_string('skipa', 'access', core_text::strtolower(strip_tags($forumname))), array('href' => '#skipsitenews', 'class' => 'skip-block')); // Wraps site news forum in div container. echo html_writer::start_tag('div', array('id' => 'site-news-forum')); if (isloggedin()) { $SESSION->fromdiscussion = $CFG->wwwroot; $subtext = ''; if (\mod_forum\subscriptions::is_subscribed($USER->id, $newsforum)) { if (!\mod_forum\subscriptions::is_forcesubscribed($newsforum)) { $subtext = get_string('unsubscribe', 'forum'); } } else { $subtext = get_string('subscribe', 'forum'); } echo $OUTPUT->heading($forumname); $suburl = new moodle_url('/mod/forum/subscribe.php', array('id' => $newsforum->id, 'sesskey' => sesskey())); echo html_writer::tag('div', html_writer::link($suburl, $subtext), array('class' => 'subscribelink')); } else { echo $OUTPUT->heading($forumname); } forum_print_latest_discussions($SITE, $newsforum, $SITE->newsitems, 'plain', 'p.modified DESC'); // End site news forum div container. echo html_writer::end_tag('div');
/** * Test that providing a context_module instance to is_subscribed does not result in additional lookups to retrieve * the context_module. */ public function test_is_subscribed_cm() { global $DB; $this->resetAfterTest(true); // Create a course, with a forum. $course = $this->getDataGenerator()->create_course(); $options = array('course' => $course->id, 'forcesubscribe' => FORUM_FORCESUBSCRIBE); $forum = $this->getDataGenerator()->create_module('forum', $options); // Create a user enrolled in the course as a student. list($user) = $this->helper_create_users($course, 1); // Retrieve the $cm now. $cm = get_fast_modinfo($forum->course)->instances['forum'][$forum->id]; // Reset get_fast_modinfo. get_fast_modinfo(0, 0, true); // Call is_subscribed without passing the $cmid - this should result in a lookup and filling of some of the // caches. This provides us with consistent data to start from. $this->assertTrue(\mod_forum\subscriptions::is_subscribed($user->id, $forum)); $this->assertTrue(\mod_forum\subscriptions::is_subscribed($user->id, $forum)); // Make a note of the number of DB calls. $basecount = $DB->perf_get_reads(); // Call is_subscribed - it should give return the correct result (False), and result in no additional queries. $this->assertTrue(\mod_forum\subscriptions::is_subscribed($user->id, $forum, null, $cm)); // The capability check does require some queries, so we don't test it directly. // We don't assert here because this is dependant upon linked code which could change at any time. $suppliedcmcount = $DB->perf_get_reads() - $basecount; // Call is_subscribed without passing the $cmid now - this should result in a lookup. get_fast_modinfo(0, 0, true); $basecount = $DB->perf_get_reads(); $this->assertTrue(\mod_forum\subscriptions::is_subscribed($user->id, $forum)); $calculatedcmcount = $DB->perf_get_reads() - $basecount; // There should be more queries than when we performed the same check a moment ago. $this->assertGreaterThan($suppliedcmcount, $calculatedcmcount); }
$forum, $discussiongroup, $modcontext, 'u.id' ); // Pre-seed the subscribed_discussion caches. // Firstly for the forum being moved to. \mod_forum\subscriptions::fill_subscription_cache($forumto->id); // And also for the discussion being moved. \mod_forum\subscriptions::fill_subscription_cache($forum->id); $subscriptionchanges = array(); foreach ($potentialsubscribers as $subuser) { $userid = $subuser->id; $targetsubscription = \mod_forum\subscriptions::is_subscribed($userid, $forumto, null, $cmto); if (\mod_forum\subscriptions::is_subscribed($userid, $forum, $discussion->id)) { if (!$targetsubscription) { $subscriptionchanges[$userid] = \mod_forum\subscriptions::FORUM_DISCUSSION_SUBSCRIBED; } } else { if ($targetsubscription) { $subscriptionchanges[$userid] = \mod_forum\subscriptions::FORUM_DISCUSSION_UNSUBSCRIBED; } } } $DB->set_field('forum_discussions', 'forum', $forumto->id, array('id' => $discussion->id)); $DB->set_field('forum_read', 'forumid', $forumto->id, array('discussionid' => $discussion->id)); // Delete the existing per-discussion subscriptions and replace them with the newly calculated ones. $DB->delete_records('forum_discussion_subs', array('discussion' => $discussion->id));
$context = context_module::instance($cm->id); if ($user) { require_sesskey(); if (!has_capability('mod/forum:managesubscriptions', $context)) { print_error('nopermissiontosubscribe', 'forum'); } $user = $DB->get_record('user', array('id' => $user), '*', MUST_EXIST); } else { $user = $USER; } if (isset($cm->groupmode) && empty($course->groupmodeforce)) { $groupmode = $cm->groupmode; } else { $groupmode = $course->groupmode; } $issubscribed = \mod_forum\subscriptions::is_subscribed($user->id, $forum, $discussionid, $cm); // For a user to subscribe when a groupmode is set, they must have access to at least one group. if ($groupmode && !$issubscribed && !has_capability('moodle/site:accessallgroups', $context)) { if (!groups_get_all_groups($course->id, $USER->id)) { print_error('cannotsubscribe', 'forum'); } } require_login($course, false, $cm); if (is_null($mode) and !is_enrolled($context, $USER, '', true)) { // Guests and visitors can't subscribe - only enrolled $PAGE->set_title($course->shortname); $PAGE->set_heading($course->fullname); if (isguestuser()) { echo $OUTPUT->header(); echo $OUTPUT->confirm(get_string('subscribeenrolledonly', 'forum') . '<br /><br />' . get_string('liketologin'), get_login_url(), new moodle_url('/mod/forum/view.php', array('f' => $id))); echo $OUTPUT->footer();