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index.php
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<?php
/**
* View all BigBlueButton instances in this course.
*
* @package mod_bigbluebuttonbn
* @author Fred Dixon (ffdixon [at] blindsidenetworks [dt] com)
* @author Jesus Federico (jesus [at] blindsidenetworks [dt] com)
* @copyright 2010-2015 Blindside Networks Inc.
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v2 or later
*/
require_once(dirname(dirname(dirname(__FILE__))) . '/config.php');
require_once(dirname(__FILE__) . '/locallib.php');
$id = required_param('id', PARAM_INT); // Course Module ID, or
$a = optional_param('a', 0, PARAM_INT); // bigbluebuttonbn instance ID
$g = optional_param('g', 0, PARAM_INT); // group instance ID
if ($id) {
$course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
} else {
print_error('You must specify a course_module ID or an instance ID');
}
require_login($course, true);
$context = bigbluebuttonbn_get_context_course($course->id);
/// Print the header
$PAGE->set_url('/mod/bigbluebuttonbn/index.php', array('id'=>$id));
$PAGE->set_title(get_string('modulename', 'bigbluebuttonbn'));
$PAGE->set_heading($course->fullname);
$PAGE->set_cacheable(false);
$PAGE->set_pagelayout('incourse');
//$navigation = build_navigation(array('name' => get_string('modulename', 'bigbluebuttonbn'), 'link' => '', 'type' => 'activity'));
$PAGE->navbar->add(get_string('modulename', 'bigbluebuttonbn'), "index.php?id=$course->id");
/// Get all the appropriate data
if (!$bigbluebuttonbns = get_all_instances_in_course('bigbluebuttonbn', $course)) {
notice('There are no instances of bigbluebuttonbn', "../../course/view.php?id=$course->id");
}
/// Print the list of instances
$timenow = time();
$strweek = get_string('week');
$strtopic = get_string('topic');
$heading_name = get_string('index_heading_name', 'bigbluebuttonbn');
$heading_group = get_string('index_heading_group', 'bigbluebuttonbn');
$heading_users = get_string('index_heading_users', 'bigbluebuttonbn');
$heading_viewer = get_string('index_heading_viewer', 'bigbluebuttonbn');
$heading_moderator = get_string('index_heading_moderator', 'bigbluebuttonbn');
$heading_actions = get_string('index_heading_actions', 'bigbluebuttonbn');
$heading_recording = get_string('index_heading_recording', 'bigbluebuttonbn');
$table = new html_table();
$table->head = array($strweek, $heading_name, $heading_group, $heading_users, $heading_viewer, $heading_moderator, $heading_recording, $heading_actions);
$table->align = array('center', 'left', 'center', 'center', 'center', 'center', 'center');
$logoutURL = $CFG->wwwroot;
$submit = optional_param('submit', '', PARAM_TEXT);
if ($submit === 'end') {
//
// A request to end the meeting
//
if (!$bigbluebuttonbn = $DB->get_record('bigbluebuttonbn', array('id' => $a), '*', MUST_EXIST)) {
print_error("BigBlueButton ID $a is incorrect");
}
$course = $DB->get_record('course', array('id' => $bigbluebuttonbn->course), '*', MUST_EXIST);
$cm = get_coursemodule_from_instance('bigbluebuttonbn', $bigbluebuttonbn->id, $course->id, false, MUST_EXIST);
$endpoint = bigbluebuttonbn_get_cfg_server_url($bigbluebuttonbn->server);
$shared_secret = bigbluebuttonbn_get_cfg_shared_secret($bigbluebuttonbn->server);
//User roles
if ($bigbluebuttonbn->participants == null || $bigbluebuttonbn->participants == "" || $bigbluebuttonbn->participants == "[]") {
//The room that is being used comes from a previous version
$moderator = has_capability('mod/bigbluebuttonbn:moderate', $context);
} else {
$moderator = bigbluebuttonbn_is_moderator($USER->id, get_user_roles($context, $USER->id, true), $bigbluebuttonbn->participants);
}
$administrator = has_capability('moodle/category:manage', $context);
if ($moderator || $administrator) {
bigbluebuttonbn_event_log(BIGBLUEBUTTON_EVENT_MEETING_ENDED, $bigbluebuttonbn, $context, $cm);
echo get_string('index_ending', 'bigbluebuttonbn');
$meetingID = $bigbluebuttonbn->meetingid . '-' . $course->id . '-' . $bigbluebuttonbn->id;
$modPW = $bigbluebuttonbn->moderatorpass;
if ($g != '0') {
$getArray = bigbluebuttonbn_wrap_xml_load_file(bigbluebuttonbn_getEndMeetingURL($meetingID . '[' . $g . ']', $modPW, $endpoint, $shared_secret));
} else {
$getArray = bigbluebuttonbn_wrap_xml_load_file(bigbluebuttonbn_getEndMeetingURL($meetingID, $modPW, $endpoint, $shared_secret));
}
redirect('index.php?id=' . $id);
}
}
foreach ($bigbluebuttonbns as $bigbluebuttonbn) {
$cm = get_coursemodule_from_id('bigbluebuttonbn', $bigbluebuttonbn->coursemodule, 0, false, MUST_EXIST);
//User roles
if ($bigbluebuttonbn->participants == null || $bigbluebuttonbn->participants == "" || $bigbluebuttonbn->participants == "[]") {
//The room that is being used comes from a previous version
$moderator = has_capability('mod/bigbluebuttonbn:moderate', $context);
} else {
$moderator = bigbluebuttonbn_is_moderator($USER->id, get_user_roles($context, $USER->id, true), $bigbluebuttonbn->participants);
}
$administrator = has_capability('moodle/category:manage', $context);
if (groups_get_activity_groupmode($cm) > 0) {
$table->data[] = displayBigBlueButtonRooms($endpoint, $shared_secret, ($administrator || $moderator), $course, $bigbluebuttonbn, (object)array('id'=>0, 'name'=>get_string('allparticipants')));
$groups = groups_get_activity_allowed_groups($cm);
if (isset($groups)) {
foreach ($groups as $group) {
$table->data[] = displayBigBlueButtonRooms($endpoint, $shared_secret, ($administrator || $moderator), $course, $bigbluebuttonbn, $group);
}
}
} else {
$table->data[] = displayBigBlueButtonRooms($endpoint, $shared_secret, ($administrator || $moderator), $course, $bigbluebuttonbn);
}
}
echo $OUTPUT->header();
echo $OUTPUT->heading(get_string('index_heading', 'bigbluebuttonbn'));
echo html_writer::table($table);
echo $OUTPUT->footer();
/// Functions
function displayBigBlueButtonRooms($endpoint, $shared_secret, $moderator, $course, $bigbluebuttonbn, $groupObj = null) {
$joinURL = null;
$group = "-";
$users = "-";
$running = "-";
$actions = "-";
$viewerList = "-";
$moderatorList = "-";
$recording = "-";
if (!$bigbluebuttonbn->visible) {
// Nothing to do
} else {
$modPW = $bigbluebuttonbn->moderatorpass;
$attPW = $bigbluebuttonbn->viewerpass;
$meetingID = $bigbluebuttonbn->meetingid . '-' . $course->id . '-' . $bigbluebuttonbn->id;
//
// Output Users in the meeting
//
if ($groupObj == null) {
$meetingInfo = bigbluebuttonbn_getMeetingInfoArray($meetingID, $modPW, $endpoint, $shared_secret);
$joinURL = '<a href="view.php?id=' . $bigbluebuttonbn->coursemodule . '">' . format_string($bigbluebuttonbn->name) . '</a>';
} else {
$meetingInfo = bigbluebuttonbn_getMeetingInfoArray($meetingID . '[' . $groupObj->id . ']', $modPW, $endpoint, $shared_secret);
$joinURL = '<a href="view.php?id=' . $bigbluebuttonbn->coursemodule . '&group=' . $groupObj->id . '">' . format_string($bigbluebuttonbn->name) . '</a>';
$group = $groupObj->name;
}
if (!$meetingInfo) {
//
// The server was unreachable
//
print_error(get_string('index_error_unable_display', 'bigbluebuttonbn'));
return;
}
if (isset($meetingInfo['messageKey'])) {
//
// There was an error returned
//
if ($meetingInfo['messageKey'] == "checksumError") {
print_error(get_string('index_error_checksum', 'bigbluebuttonbn'));
return;
}
if ($meetingInfo['messageKey'] == "notFound" || $meetingInfo['messageKey'] == "invalidMeetingId") {
//
// The meeting does not exist yet on the BigBlueButton server. This is OK.
//
} else {
//
// There was an error
//
$users = $meetingInfo['messageKey'] . ": " . $meetingInfo['message'];
}
} else {
//
// The meeting info was returned
//
if ($meetingInfo['running'] == 'true') {
if ($moderator) {
if ($groupObj == null) {
$actions = '<form name="form1" method="post" action=""><INPUT type="hidden" name="id" value="' . $course->id . '"><INPUT type="hidden" name="a" value="' . $bigbluebuttonbn->id . '"><INPUT type="submit" name="submit" value="end" onclick="return confirm(\'' . get_string('index_confirm_end', 'bigbluebuttonbn') . '\')"></form>';
} else {
$actions = '<form name="form1" method="post" action=""><INPUT type="hidden" name="id" value="' . $course->id . '"><INPUT type="hidden" name="a" value="' . $bigbluebuttonbn->id . '"><INPUT type="hidden" name="g" value="' . $groupObj->id . '"><INPUT type="submit" name="submit" value="end" onclick="return confirm(\'' . get_string('index_confirm_end', 'bigbluebuttonbn') . '\')"></form>';
}
}
if (isset($meetingInfo['recording']) && $meetingInfo['recording'] == 'true') { // if it has been set when meeting created, set the variable on/off
$recording = get_string('index_enabled', 'bigbluebuttonbn');
}
$xml = $meetingInfo['attendees'];
if (count($xml) && count($xml->attendee)) {
$users = count($xml->attendee);
$viewer_count = 0;
$moderator_count = 0;
foreach ($xml->attendee as $attendee) {
if ($attendee->role == "MODERATOR") {
if ($viewer_count++ > 0) {
$moderatorList .= ", ";
} else {
$moderatorList = "";
}
$moderatorList .= $attendee->fullName;
} else {
if ($moderator_count++ > 0) {
$viewerList .= ", ";
} else {
$viewerList = "";
}
$viewerList .= $attendee->fullName;
}
}
}
}
}
return array($bigbluebuttonbn->section, $joinURL, $group, $users, $viewerList, $moderatorList, $recording, $actions);
}
}