function bigbluebuttonbn_view_joining($bbbsession, $context, $streamline)
{
global $CFG, $DB;
$joining = false;
// If user is administrator, moderator or if is viewer and no waiting is required
if ($bbbsession['flag']['administrator'] || $bbbsession['flag']['moderator'] || !$bbbsession['flag']['wait']) {
//
// Join directly
//
$metadata = array("meta_origin" => $bbbsession['origin'], "meta_originVersion" => $bbbsession['originVersion'], "meta_originServerName" => $bbbsession['originServerName'], "meta_originServerCommonName" => $bbbsession['originServerCommonName'], "meta_originTag" => $bbbsession['originTag'], "meta_context" => $bbbsession['context'], "meta_contextActivity" => $bbbsession['contextActivity'], "meta_contextActivityDescription" => $bbbsession['contextActivityDescription'], "meta_recording" => $bbbsession['textflag']['record']);
$response = bigbluebuttonbn_getCreateMeetingArray($bbbsession['meetingname'], $bbbsession['meetingid'], $bbbsession['welcome'], $bbbsession['modPW'], $bbbsession['viewerPW'], $bbbsession['salt'], $bbbsession['url'], $bbbsession['logoutURL'], $bbbsession['textflag']['record'], $bbbsession['timeduration'], $bbbsession['voicebridge'], $metadata);
if (!$response) {
// If the server is unreachable, then prompts the user of the necessary action
if ($bbbsession['flag']['administrator']) {
print_error('view_error_unable_join', 'streamline', $CFG->wwwroot . '/admin/settings.php?section=modsettingbigbluebuttonbn');
} else {
if ($bbbsession['flag']['moderator']) {
print_error('view_error_unable_join_teacher', 'streamline', $CFG->wwwroot . '/admin/settings.php?section=modsettingbigbluebuttonbn');
} else {
print_error('view_error_unable_join_student', 'streamline', $CFG->wwwroot . '/admin/settings.php?section=modsettingbigbluebuttonbn');
}
}
} else {
if ($response['returncode'] == "FAILED") {
// The meeting was not created
$error_key = bigbluebuttonbn_get_error_key($response['messageKey'], 'view_error_create');
if (!$error_key) {
print_error($response['message'], 'streamline');
} else {
print_error($error_key, 'streamline');
}
} else {
if ($response['hasBeenForciblyEnded'] == "true") {
print_error(get_string('index_error_forciblyended', 'streamline'));
} else {
///////////////Everything is ok /////////////////////
/// Moodle event logger: Create an event for meeting created
if ($CFG->version < '2014051200') {
//This is valid before v2.7
add_to_log($bbbsession['courseid'], 'streamline', 'meeting created', '', $streamline->name, $bbbsession['cm']->id);
} else {
//This is valid after v2.7
$event = \mod_streamline\event\bigbluebuttonbn_meeting_created::create(array('context' => $context, 'objectid' => $streamline->id));
$event->trigger();
}
/// Internal logger: Instert a record with the meeting created
bigbluebuttonbn_log($bbbsession, 'Create');
if (groups_get_activity_groupmode($bbbsession['cm']) > 0 && count(groups_get_activity_allowed_groups($bbbsession['cm'])) > 1) {
print "<br>" . get_string('view_groups_selection', 'streamline') . " <input type='button' onClick='M.mod_streamline.joinURL()' value='" . get_string('view_groups_selection_join', 'streamline') . "'>";
} else {
$joining = true;
if ($bbbsession['flag']['administrator'] || $bbbsession['flag']['moderator']) {
print "<br />" . get_string('view_login_moderator', 'streamline') . "<br /><br />";
} else {
print "<br />" . get_string('view_login_viewer', 'streamline') . "<br /><br />";
}
print "<center><img src='pix/loading.gif' /></center>";
}
/// Moodle event logger: Create an event for meeting joined
if ($CFG->version < '2014051200') {
//This is valid before v2.7
add_to_log($bbbsession['courseid'], 'streamline', 'meeting joined', '', $streamline->name, $bbbsession['cm']->id);
} else {
//This is valid after v2.7
$event = \mod_streamline\event\bigbluebuttonbn_meeting_joined::create(array('context' => $context, 'objectid' => $streamline->id));
$event->trigger();
}
}
}
}
} else {
//
// "Viewer" && Waiting for moderator is required;
//
$joining = true;
print "<div align='center'>";
if (bigbluebuttonbn_wrap_simplexml_load_file(bigbluebuttonbn_getIsMeetingRunningURL($bbbsession['meetingid'], $bbbsession['url'], $bbbsession['salt'])) == "true") {
/// Since the meeting is already running, we just join the session
print "<br />" . get_string('view_login_viewer', 'streamline') . "<br /><br />";
print "<center><img src='pix/loading.gif' /></center>";
/// Moodle event logger: Create an event for meeting joined
if ($CFG->version < '2014051200') {
//This is valid before v2.7
add_to_log($bbbsession['courseid'], 'streamline', 'meeting joined', '', $streamline->name, $bbbsession['cm']->id);
} else {
//This is valid after v2.7
$event = \mod_streamline\event\bigbluebuttonbn_meeting_joined::create(array('context' => $context, 'objectid' => $streamline->id));
$event->trigger();
}
} else {
/// Since the meeting is not running, the spining wheel is shown
print "<br />" . get_string('view_wait', 'streamline') . "<br /><br />";
print '<center><img src="pix/polling.gif"></center>';
}
print "</div>";
}
return $joining;
}
header("HTTP/1.0 401 Unauthorized");
} else {
$salt = trim($CFG->BigBlueButtonSaltKey);
$url = trim(trim($CFG->ServerURLforBigBlueButton), '/') . '/';
try {
$ismeetingrunning = streamline_isMeetingRunning($meetingID, $url, $salt) ? 'true' : 'false';
if ($ismeetingrunning === 'true') {
///log the join event
if ($streamline = $DB->get_record('streamline', array('id' => $id), '*', MUST_EXIST)) {
$course = $DB->get_record('course', array('id' => $streamline->course), '*', MUST_EXIST);
$cm = get_coursemodule_from_instance('streamline', $streamline->id, $course->id, false, MUST_EXIST);
/// Moodle event logger: Create an event for meeting joined
if ($CFG->version < '2014051200') {
//This is valid before v2.7
add_to_log($course->id, 'streamline', 'meeting joined', '', $streamline->name, $cm->id);
} else {
//This is valid after v2.7
$context = context_module::instance($cm->id);
$event = \mod_streamline\event\bigbluebuttonbn_meeting_joined::create(array('context' => $context, 'objectid' => $streamline->id));
$event->trigger();
}
}
}
echo $callback . '({ "status": "' . $ismeetingrunning . '" });';
} catch (Exception $e) {
header("HTTP/1.0 502 Bad Gateway. " . $e->getMessage());
}
}
} else {
header("HTTP/1.0 400 Bad Request. " . $error);
}