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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Renderer.
*
* @package mod_bigbluebuttonbn
* @copyright 2010 onwards, Blindside Networks Inc
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @author Darko Miletic (darko.miletic [at] gmail [dt] com)
* @author Jesus Federico (jesus [at] blindsidenetworks [dt] com)
*/
namespace mod_bigbluebuttonbn\output;
use renderable;
use html_table;
use html_writer;
use stdClass;
use coding_exception;
use mod_bigbluebuttonbn\plugin;
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot.'/mod/bigbluebuttonbn/locallib.php');
/**
* Class index
* @package mod_bigbluebuttonbn
* @copyright 2010 onwards, Blindside Networks Inc
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @author Darko Miletic (darko.miletic [at] gmail [dt] com)
*/
class index implements renderable {
/** @var html_table */
public $table = null;
/**
* index constructor.
* @param stdClass $course
* @throws coding_exception
*/
public function __construct($course) {
global $PAGE;
// Get all the appropriate data.
if (!$bigbluebuttonbns = get_all_instances_in_course('bigbluebuttonbn', $course)) {
notice(
get_string('index_error_noinstances', plugin::COMPONENT),
plugin::necurl('/course/view.php', ['id' => $course->id])
);
}
// Print the list of instances.
$strweek = get_string('week');
$headingname = get_string('index_heading_name', plugin::COMPONENT);
$headinggroup = get_string('index_heading_group', plugin::COMPONENT);
$headingusers = get_string('index_heading_users', plugin::COMPONENT);
$headingviewer = get_string('index_heading_viewer', plugin::COMPONENT);
$headingmoderator = get_string('index_heading_moderator', plugin::COMPONENT);
$headingactions = get_string('index_heading_actions', plugin::COMPONENT);
$headingrecording = get_string('index_heading_recording', plugin::COMPONENT);
$table = new html_table();
$table->head = array($strweek, $headingname, $headinggroup, $headingusers, $headingviewer, $headingmoderator,
$headingrecording, $headingactions);
$table->align = array('center', 'left', 'center', 'center', 'center', 'center', 'center');
foreach ($bigbluebuttonbns as $bigbluebuttonbn) {
if ($bigbluebuttonbn->visible) {
$cm = get_coursemodule_from_id('bigbluebuttonbn', $bigbluebuttonbn->coursemodule, 0, false, MUST_EXIST);
// User roles.
$participantlist = bigbluebuttonbn_get_participant_list($bigbluebuttonbn, $PAGE->context);
$moderator = bigbluebuttonbn_is_moderator($PAGE->context, $participantlist);
$administrator = is_siteadmin();
$canmoderate = ($administrator || $moderator);
// Add a the data for the bigbluebuttonbn instance.
$groupobj = null;
if (groups_get_activity_groupmode($cm) > 0) {
$groupobj = (object) array('id' => 0, 'name' => get_string('allparticipants'));
}
$table->data[] = self::bigbluebuttonbn_index_display_room($canmoderate, $course, $bigbluebuttonbn, $groupobj);
// Add a the data for the groups belonging to the bigbluebuttonbn instance, if any.
$groups = groups_get_activity_allowed_groups($cm);
foreach ($groups as $group) {
$table->data[] = self::bigbluebuttonbn_index_display_room($canmoderate, $course, $bigbluebuttonbn, $group);
}
}
}
$this->table = $table;
}
/**
* Displays the general view.
*
* @param boolean $moderator
* @param object $course
* @param object $bigbluebuttonbn
* @param object $groupobj
* @return array
*/
public static function bigbluebuttonbn_index_display_room($moderator, $course, $bigbluebuttonbn, $groupobj = null) {
$meetingid = sprintf('%s-%d-%d', $bigbluebuttonbn->meetingid, $course->id, $bigbluebuttonbn->id);
$groupname = '';
$urlparams = ['id' => $bigbluebuttonbn->coursemodule];
if ($groupobj) {
$meetingid .= sprintf('[%d]', $groupobj->id);
$urlparams['group'] = $groupobj->id;
$groupname = $groupobj->name;
}
$meetinginfo = bigbluebuttonbn_get_meeting_info_array($meetingid);
if (empty($meetinginfo)) {
// The server was unreachable.
throw new moodle_exception('index_error_unable_display', plugin::COMPONENT);
}
if (isset($meetinginfo['messageKey']) && ($meetinginfo['messageKey'] == 'checksumError')) {
// There was an error returned.
throw new moodle_exception('index_error_checksum', plugin::COMPONENT);
}
// Output Users in the meeting.
$joinurl = html_writer::link(
plugin::necurl('/mod/bigbluebuttonbn/view.php', $urlparams),
format_string($bigbluebuttonbn->name)
);
$group = $groupname;
$users = '';
$viewerlist = '';
$moderatorlist = '';
$recording = '';
$actions = '';
// The meeting info was returned.
if (array_key_exists('running', $meetinginfo) && $meetinginfo['running'] == 'true') {
$users = self::bigbluebuttonbn_index_display_room_users($meetinginfo);
$viewerlist = self::bigbluebuttonbn_index_display_room_users_attendee_list($meetinginfo, 'VIEWER');
$moderatorlist = self::bigbluebuttonbn_index_display_room_users_attendee_list($meetinginfo, 'MODERATOR');
$recording = self::bigbluebuttonbn_index_display_room_recordings($meetinginfo);
$actions = self::bigbluebuttonbn_index_display_room_actions($moderator, $course, $bigbluebuttonbn, $groupobj);
}
return array($bigbluebuttonbn->section, $joinurl, $group, $users, $viewerlist, $moderatorlist, $recording, $actions);
}
/**
* Count the number of users in the meeting.
*
* @param array $meetinginfo
* @return integer
*/
public static function bigbluebuttonbn_index_display_room_users($meetinginfo) {
$users = '';
if (count($meetinginfo['attendees']) && count($meetinginfo['attendees']->attendee)) {
$users = count($meetinginfo['attendees']->attendee);
}
return $users;
}
/**
* Returns attendee list.
*
* @param array $meetinginfo
* @param string $role
* @return string
*/
public static function bigbluebuttonbn_index_display_room_users_attendee_list($meetinginfo, $role) {
$attendeelist = '';
if (count($meetinginfo['attendees']) && count($meetinginfo['attendees']->attendee)) {
$attendeecount = 0;
foreach ($meetinginfo['attendees']->attendee as $attendee) {
if ($attendee->role == $role) {
$attendeelist .= ($attendeecount++ > 0 ? ', ' : '').$attendee->fullName;
}
}
}
return $attendeelist;
}
/**
* Returns indication of recording enabled.
*
* @param array $meetinginfo
* @return string
*/
public static function bigbluebuttonbn_index_display_room_recordings($meetinginfo) {
$recording = '';
if (isset($meetinginfo['recording']) && $meetinginfo['recording'] === 'true') {
// If it has been set when meeting created, set the variable on/off.
$recording = get_string('index_enabled', 'bigbluebuttonbn');
}
return $recording;
}
/**
* Returns room actions.
*
* @param boolean $moderator
* @param object $course
* @param object $bigbluebuttonbn
* @param object $groupobj
* @return string
*/
public static function bigbluebuttonbn_index_display_room_actions($moderator, $course, $bigbluebuttonbn, $groupobj = null) {
$actions = '';
if ($moderator) {
$actions .= '<form name="form1" method="post" action="">'."\n";
$actions .= ' <INPUT type="hidden" name="id" value="'.$course->id.'">'."\n";
$actions .= ' <INPUT type="hidden" name="a" value="'.$bigbluebuttonbn->id.'">'."\n";
$actions .= ' <INPUT type="hidden" name="action" value="end">'."\n";
if ($groupobj != null) {
$actions .= ' <INPUT type="hidden" name="g" value="'.$groupobj->id.'">'."\n";
}
$actions .= ' <INPUT type="submit" name="submit" value="' .
get_string('view_conference_action_end', 'bigbluebuttonbn') .
'" class="btn btn-primary btn-sm" onclick="return confirm(\'' .
get_string('index_confirm_end', 'bigbluebuttonbn') . '\')">' . "\n";
$actions .= '</form>'."\n";
}
return $actions;
}
}