public function meeting($id = 1, $username = null, $password = null)
{
if ($id) {
$db = JFactory::getDbo();
$query = $db->getQuery(true);
$query = "SELECT * FROM `#__bigbluebutton_meetings` WHERE `id`=" . $id;
$db->setQuery($query);
$data = $db->loadObject();
$paidId = 13;
$user = JFactory::getUser();
$startTimeInSeconds = $data->start_time / 1000;
$endTimeInSeconds = $data->end_time / 1000;
$allowedgroupsids = json_decode($data->allowed_groups);
/*
If duration is zero it causes an audio error,
so if ever a user sets the duration to zero,
instead of passing a zero value, pass the default value of 120 to get out from the error.
*/
$duration = $data->duration == 0 ? 120 : $data->duration;
$goCreateParameters = true;
$isUserAllowed = false;
$countAllowedUser = 0;
$allowedusers_ids = json_decode($data->allowed_users);
/*
If a user is selected, only the selected users are allowed to enter the room.
If no user is selected, all users are allowed to enter the room.
*/
if (!empty($allowedusers_ids) && $data->allowed_users != '') {
foreach ($allowedusers_ids as $alloweduserid) {
if ($alloweduserid > 0) {
$countAllowedUser++;
}
if ($alloweduserid == $user->id) {
$isUserAllowed = true;
break;
}
}
}
$isUserModerator = false;
$moderators_ids = json_decode($data->event_moderators);
foreach ($moderators_ids as $moderatorid) {
if ($moderatorid == $user->id) {
$isUserModerator = true;
break;
}
}
$isGroupAllowed = false;
$countAllowedGroup = 0;
$allowedgroups_ids = json_decode($data->allowed_groups);
$allowedgroups_idsS = $allowedgroups_ids ? implode(', ', $allowedgroups_ids) : '0';
$query = $db->getQuery(true);
$query = "SELECT * FROM `#__user_usergroup_map` WHERE `user_id`=" . $user->id . " AND `group_id` IN (" . $allowedgroups_idsS . ")";
$db->setQuery($query);
$isUserIntheGroup = $db->loadObjectList();
/*
If a Group is selected, only the selected Group(s) are allowed to enter the room.
If no Group is selected, all Group(s) are allowed to enter the room.
*/
if (!empty($allowedgroups_ids) && $data->allowed_groups != '') {
foreach ($allowedgroups_ids as $allowedgroupid) {
if ($allowedgroupid > 0) {
$countAllowedGroup++;
}
}
if ($isUserIntheGroup) {
$isGroupAllowed = true;
}
}
if ($countAllowedGroup == 0 && $countAllowedUser == 0) {
$isGroupAllowed = true;
$isUserAllowed = true;
}
//Do the conditions whether the bbb event will go and join or not.
if (!($data->attendeePW == $password || $data->moderatorPW == $password) || time() < $startTimeInSeconds || !(time() <= $endTimeInSeconds) || $startTimeInSeconds >= $endTimeInSeconds || $isUserAllowed == false && $isGroupAllowed == false && $isUserModerator == false) {
//Conditions
if (!($data->attendeePW == $password || $data->moderatorPW == $password)) {
$output = "Sorry password don't match";
} else {
if ($startTimeInSeconds >= $endTimeInSeconds) {
$output = "Invalid Time Set.";
} else {
if (time() < $startTimeInSeconds) {
$output = "Event is not yet available";
} else {
if (time() > $endTimeInSeconds) {
$output = "Event is already finished";
} else {
$output = "BBB Creation Failed.";
}
}
}
}
if ($isUserAllowed == false && $countAllowedUser != 0) {
$output .= "<br/> User is not allowed to enter the room";
}
if ($isGroupAllowed == false && $countAllowedGroup != 0) {
$output .= "<br/> User's Group is not allowed to enter the room";
}
$goCreateParameters = false;
$groupsOfUser = JAccess::getGroupsByUser($user->id);
//If Group is paid, display the lesson.
if (in_array($paidId, $allowedgroupsids)) {
$goCreateParameters = true;
}
}
/*
User is allowed:
-A Super User.
-Add the ID of the group if you want a group that will always be allowed to enter the room.
*/
$query = $db->getQuery(true);
$query = "SELECT * FROM `#__user_usergroup_map` WHERE `user_id`=" . $user->id . " AND `group_id` IN (8)";
$db->setQuery($query);
$isSuperUser = $db->loadObjectList();
//passed through the condition, and if event is open is checked.
if ($goCreateParameters || $data->event_isopen == 1 || $isSuperUser) {
$creationParams = array('meetingId' => $data->meeting_id, 'meetingName' => $data->meetingName, 'attendeePw' => $data->attendeePW, 'moderatorPw' => $data->moderatorPW, 'logoutUrl' => 'http://www.intenga.com/donations', 'welcomeMsg' => 'Welcome to ' . $data->meetingName, 'dialNumber' => $this->dialNumber, 'voiceBridge' => $data->voiceBridge, 'startTime' => $data->start_time, 'endTime' => $data->end_time, 'maxParticipants' => $data->maxParticipants, 'record' => $data->record, 'duration' => $duration);
$goJoin = true;
$bbb = new BBB($this->salt, $this->url);
try {
$result = $bbb->createMeetingWithXmlResponseArray($creationParams);
} catch (Exception $e) {
echo 'Caught exception: ', $e->getMessage(), "\n";
$goJoin = false;
}
$infoParams = array('meetingId' => $data->meeting_id, 'password' => $data->moderatorPW);
try {
$meetingInfo = $bbb->getMeetingInfoWithXmlResponseArray($infoParams);
} catch (Exception $e) {
echo 'Caught exception: ', $e->getMessage(), "\n";
}
//Start Free Users
$query = $db->getQuery(true);
$query = "SELECT * FROM `#__bigbluebutton_freeusers` WHERE `event_id`=" . $data->id;
$db->setQuery($query);
$eventWFreeUser = $db->loadObject();
//if user count is equal or greater than 2 or if a user is a free user, and the user is not a returning user.
//count($a)
$free_users_id = json_decode($eventWFreeUser->users_id);
$lessonIsPaid = false;
$userReEntered = false;
if (in_array($user->id, $free_users_id)) {
$userReEntered = true;
}
//if false means user is a paid user.
$userIsFree = true;
$groupsOfUser = JAccess::getGroupsByUser($user->id);
//If Group is paid, display the lesson.
if (in_array($paidId, $allowedgroupsids)) {
$goJoin = true;
$lessonIsPaid = true;
if (in_array($paidId, $groupsOfUser)) {
$userIsFree = false;
}
}
$countFree_users_id = count($free_users_id);
if (($eventWFreeUser->users_count >= 2 || $countFree_users_id >= 2) && $lessonIsPaid == true && $userIsFree == true && $userReEntered == false && $isUserModerator == false) {
$goJoin = false;
$output = "We are sorry but only 2 free users can enter this room.";
}
//End Free Users
$allowedParticipants = $meetingInfo['participantCount'] - $meetingInfo['moderatorCount'];
if ($allowedParticipants >= $data->maxParticipants && $allowedParticipants > 0 && $data->maxParticipants > 0 && $isUserModerator == false) {
$goJoin = false;
$output = "We are sorry but this classroom is full. Why not join one of our other classes.";
}
if ($goJoin == true) {
if ($result == null) {
$output = "Failed to get any response. Maybe we can't contact the BBB server.";
} else {
if ($result['returncode'] == 'SUCCESS') {
$output = $this->getlink($id, $username, $password);
//if false means user is a paid user.
$userIsFree = true;
$groupsOfUser = JAccess::getGroupsByUser($user->id);
//If Group is paid, display the lesson.
if (in_array($paidId, $groupsOfUser)) {
$userIsFree = false;
}
if ($userIsFree == true) {
//Start Free Users
$query = $db->getQuery(true);
$query = "SELECT * FROM `#__bigbluebutton_freeusers` WHERE `event_id`=" . $data->id;
$db->setQuery($query);
$eventWithFreeUser = $db->loadObject();
$freeusers = array();
$freeusers[] = $user->id;
if (!$eventWithFreeUser) {
$users_id = json_encode($freeusers);
//Insert/Update BBB Allowed Free Users
$bbbFreeUsers = new stdClass();
$bbbFreeUsers->event_id = $data->id;
$bbbFreeUsers->users_id = $users_id;
$bbbFreeUsers->users_count = 1;
// Insert the objects into the database.
$result = $db->insertObject('#__bigbluebutton_freeusers', $bbbFreeUsers);
$thisId = $db->insertid();
} else {
$user_reenter = 0;
$ex_users_id = json_decode($eventWithFreeUser->users_id);
foreach ($ex_users_id as $exusrid) {
if ($user->id == $exusrid) {
$user_reenter = 1;
}
$freeusers[] = $exusrid;
}
if ($user_reenter == 0) {
$users_id = json_encode($freeusers);
$bbbFreeUsers = new stdClass();
$bbbFreeUsers->id = (int) $eventWithFreeUser->id;
$bbbFreeUsers->event_id = $data->id;
$bbbFreeUsers->users_id = $users_id;
$bbbFreeUsers->users_count = $eventWithFreeUser->users_count + 1;
// Insert the objects into the database.
$updateBbbMeeting = $db->updateObject('#__bigbluebutton_freeusers', $bbbFreeUsers, 'id');
}
}
//End Free Users
}
} else {
$output = "Meeting creation failed";
}
}
}
}
} else {
$output = 'BBB ID not set';
}
return $output;
}
