function join($params)
{
$meetingName = JRequest::getVar('meetingName');
$name = JRequest::getVar('display_name');
$pwd = JRequest::getVar('pwd');
$query = "SELECT * FROM #__bbb WHERE meetingName ='" . $meetingName . "'";
$db =& JFactory::getDBO();
$db->setQuery($query);
$meeting = $db->loadObject();
if (!$meeting || $meeting == null) {
$msg['message'] = "This meeting no longer exists.";
return $msg;
}
if ($meeting->moderatorPW != $pwd && $meeting->attendeePW != $pwd) {
$msg['message'] = "Incorrect Password.";
return $msg;
}
// This is the security salt that must match the value set in the BigBlueButton server
// This is the URL for the BigBlueButton server
$query = "SELECT * FROM #__bbb_settings WHERE name = 'salt'";
$db->setQuery($query);
$salt = $db->loadObject();
$query = "SELECT * FROM #__bbb_settings WHERE name = 'url'";
$db->setQuery($query);
$url = $db->loadObject();
if (!$salt || $salt->varValue == '' || !$url || $url->varValue == '') {
$msg['message'] = "You have to fill out the salt and url in the settings menu before you can join a meeting.";
return $msg;
}
for (;;) {
$response = BigBlueButton::createMeetingArray($name, $meeting->meetingName . "[" . $meeting->meetingVersion . "]", 'Welcome to ' . $meeting->meetingName . '.', $meeting->moderatorPW, $meeting->attendeePW, $salt->varValue, $url->varValue, JURI::base());
//Analyzes the bigbluebutton server's response
if (!$response) {
//If the server is unreachable, then prompts the user of the necessary action
$msg['message'] = "Unable to join the meeting. Please check the url of the bigbluebutton server AND check to see if the bigbluebutton server is running.";
return $msg;
} else {
if ($response['returncode'] == 'FAILED' && $response['messageKey'] != 'idNotUnique') {
//The meeting was not created
if ($response['messageKey'] == 'checksumError') {
$msg['message'] = "A checksum error occured. Make sure you entered the correct salt.";
} else {
$msg['message'] = $response['message'];
}
return $msg;
} else {
if ($response['messageKey'] == 'idNotUnique' || $response['hasBeenForciblyEnded'] == 'true') {
$meeting->meetingVersion = time();
$db->updateObject('#__bbb', $meeting, 'id', false);
if ($db->getErrorNum()) {
$msg['message'] = $db->getErrorMsg();
return $msg;
}
} else {
//The meeting was created, and the user will now be joined
$bbb_joinURL = BigBlueButton::joinURL($meeting->meetingName . "[" . $meeting->meetingVersion . "]", $name, $pwd, $salt->varValue, $url->varValue);
if ($meeting->waitForModerator == 'yes' && $meeting->moderatorPW != $pwd && !BigBlueButton::isMeetingRunning($meeting->meetingName . "[" . $meeting->meetingVersion . "]", $url->varValue, $salt->varValue)) {
$msg['message'] = "redirect";
$msg['bbb_joinURL'] = $bbb_joinURL;
$msg['name'] = $name;
//$msg['meetingID'] = urlencode($meeting->meetingName."[".$meeting->meetingVersion."]");
$msg['meetingID'] = BigBlueButton::isMeetingRunningURL($meeting->meetingName . "[" . $meeting->meetingVersion . "]", $url->varValue, $salt->varValue);
return $msg;
}
?>
<script type="text/javascript"> window.location = "<?php
echo $bbb_joinURL;
?>
";</script><?php
return;
}
}
}
}
}
$joinURL = BigBlueButton::joinURL($bigbluebutton->meetingid, $username, $modPW, $salt, $url, $userID);
redirect($joinURL);
} else {
//
// Login as a viewer, check if we need to wait
//
// "Viewer";
if ($bigbluebutton->wait) {
// check if the session is running; if not, user is not allowed to join
// print "MeeingID: #".$bigbluebutton->meetingid."#<br>";
$arr = BigBlueButton::getMeetingInfoArray($bigbluebutton->meetingid, $modPW, $url, $salt);
$joinURL = BigBlueButton::joinURL($bigbluebutton->meetingid, $username, $viewerPW, $salt, $url, $userID);
// print_object( $arr );
// print "Is Meeting runnign: #".BigBlueButton::isMeetingRunning( $bigbluebutton->meetingid, $url, $salt )."#<br>";
// print "BBB";
if (BigBlueButton::isMeetingRunning($bigbluebutton->meetingid, $url, $salt) == "true") {
//
// since the meeting is already running, we just join the session
//
print "<br />" . get_string('view_login_viewer', 'bigbluebutton') . "<br /><br />";
print "<center><img src='loading.gif' /></center>";
redirect($joinURL);
} else {
print "<br />" . get_string('view_wait', 'bigbluebutton') . "<br /><br />";
print '<center><img src="polling.gif"></center>';
}
?>
<p></p>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<script type="text/javascript" src="heartbeat.js"></script>
<!-- script type="text/javascript" src="md5.js"></script -->
function bigbluebutton_sidebar($args)
{
session_start();
extract($args);
echo $before_widget;
echo $before_title;
?>
BigBlueButton<?php
echo $after_title;
global $wpdb, $url_name, $salt_name, $meetingID_name, $meetingVersion_name, $attendeePW_name, $moderatorPW_name;
//Read in existing option value from database
$url_val = get_option($url_name);
$salt_val = get_option($salt_name);
//Gets all the meetings from wordpress database
$table_name = $wpdb->prefix . "bbb_meetingRooms";
$listOfMeetings = $wpdb->get_results("SELECT meetingID, meetingVersion, moderatorPW FROM " . $table_name . " ORDER BY meetingID");
$dataSubmitted = false;
$validMeeting = false;
$meetingExist = false;
if (isset($_POST['Submit']) && $_POST['Submit'] == 'Join') {
//The user has submitted his login information
$dataSubmitted = true;
$meetingExist = true;
//Read posted values
$name = $_POST['display_name'];
$password = $_POST['pwd'];
$meetingID = $_POST[$meetingID_name];
$found = $wpdb->get_row("SELECT * FROM " . $table_name . " WHERE meetingID = '" . $meetingID . "'");
if ($found->meetingID == $meetingID && ($found->moderatorPW == $password || $found->attendeePW == $password)) {
//Calls create meeting on the bigbluebutton server
$response = BigBlueButton::createMeetingArray($name, $meetingID . "[" . $found->meetingVersion . "]", "", $found->moderatorPW, $found->attendeePW, $salt_val, $url_val, get_option('siteurl'));
//Analyzes the bigbluebutton server's response
if (!$response || $response['returncode'] == 'FAILED') {
//If the server is unreachable, or an error occured
echo "Sorry an error occured while joining the meeting.";
echo $after_widget;
return;
} else {
//The user can join the meeting, as it is valid
$bbb_joinURL = BigBlueButton::joinURL($found->meetingID . "[" . $found->meetingVersion . "]", $name, $password, $salt_val, $url_val);
//If the meeting is already running or the moderator is trying to join or a viewer is trying to join and the
//do not wait for moderator option is set to false then the user is immediately redirected to the meeting
if (BigBlueButton::isMeetingRunning($found->meetingID . "[" . $found->meetingVersion . "]", $url_val, $salt_val) && ($found->moderatorPW == $password || $found->attendeePW == $password) || $response['moderatorPW'] == $password || $response['attendeePW'] == $password && !$found->waitForModerator) {
//If the password submitted is correct then the user gets redirected
?>
<script type="text/javascript"> window.location = "<?php
echo $bbb_joinURL;
?>
";</script><?php
return;
} else {
if ($found->attendeePW == $password) {
//Stores the url and salt of the bigblubutton server in the session
$_SESSION[$url_name] = $url_val;
$_SESSION[$salt_name] = $salt_val;
//Displays the javascript to automatically redirect the user when the meeting begins
bbb_display_redirect_script($bbb_joinURL, $found->meetingID, $found->meetingID . "[" . $found->meetingVersion . "]", $name);
echo $after_widget;
return;
}
}
}
}
}
//Displays the meetings in the wordpress database.
foreach ($listOfMeetings as $meeting) {
$validMeeting = true;
break;
}
//If a valid meeting was found the login form is displayed
if ($validMeeting) {
//Alerts the user if the password they entered does not match
//the meeting's password
if ($dataSubmitted && !$meetingExist) {
echo "***" . $meetingID . " no longer exists.***";
} else {
if ($dataSubmitted) {
echo "***Incorrect Password***";
}
}
?>
<form name="form1" method="post" action="">
<table>
<tr>
<td>Meeting</td>
<td>
<select name="<?php
echo $meetingID_name;
?>
">
<?php
foreach ($listOfMeetings as $meeting) {
echo "<option>" . $meeting->meetingID . "</option>";
}
?>
</select>
</tr>
<tr>
<td>Name</td>
<td><INPUT type="text" id="name" name="display_name" size="10"></td>
</tr>
<tr>
<td>Password</td>
<td><INPUT type="password" name="pwd" size="10"></td>
</tr>
</table>
<INPUT type="submit" name="Submit" value="Join">
</form>
<?php
} else {
if ($dataSubmitted) {
//Alerts the user if the password they entered does not match
//the meeting's password
echo "***" . $meetingID . " no longer exists.***<br />";
echo "No meeting rooms are currently available to join.";
} else {
echo "No meeting rooms are currently available to join.";
}
}
echo $after_widget;
}
" width="100%" height="100%" style="position: absolute: bottom: 0px; border: 0px;overflow:hidden;"></iframe>
<?php
} else {
//
// Login as a viewer, check if we need to wait
//
// "Viewer";
if ($livewebteaching->wait) {
// check if the session is running; if not, user is not allowed to join
// print "MeeingID: #".$livewebteaching->meetingid."#<br>";
$arr = BigBlueButton::getMeetingInfoArray($livewebteaching->meetingid, $modPW, $url, $salt);
$joinURL = BigBlueButton::joinURL($livewebteaching->meetingid, $username, $viewerPW, $salt, $url, $userID);
// print_object( $arr );
// print "Is Meeting runnign: #".BigBlueButton::isMeetingRunning( $livewebteaching->meetingid, $url, $salt )."#<br>";
// print "BBB";
if (BigBlueButton::isMeetingRunning($livewebteaching->meetingid, $url, $salt) == "true") {
//
// since the meeting is already running, we just join the session
//
//print "<br />".get_string('view_login_viewer', 'livewebteaching' )."<br /><br />";
//print "<center><img src='loading.gif' /></center>";
?>
<iframe src ="<?php
echo $joinURL;
?>
" width="100%" height="100%" style="position: absolute: bottom: 0px; border: 0px;overflow:hidden;"></iframe>
<?php
} else {
print '<div style="position: absolute; left: 20px; top: 100px; -moz-border-radius:10px; -webkit-border-radius:10px; border-radius:10px; border: solid 1px #ccc; background: #fff; color: #000; padding: 20px; text-align: center;">';
print '<br />' . get_string('view_wait', 'livewebteaching') . '<br /><br />';
print '<img src="polling.gif">';
case 'invite':
/*
* We have an invite to an active meeting. Ask the person for their name so they can join.
*/
if (trim($_REQUEST['meetingID'])) {
$step = 3;
}
break;
case 'enter':
/*
* The user is now attempting to join the meeting
*/
if (trim($_REQUEST['username']) && trim($_REQUEST['meetingID'])) {
$bbb_joinURL = BigBlueButton::joinURL($_REQUEST['meetingID'], $_REQUEST['username'], "ap", $salt, $url);
//$joinURL = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME'].'?action=join&username='******'username']).'&meetingToken='.urlencode($_REQUEST['meetingToken']);
if (BigBlueButton::isMeetingRunning($_REQUEST['meetingID'], $url, $salt)) {
?>
<script language="javascript" type="text/javascript">
window.location.href="<?php
echo $bbb_joinURL;
?>
";
</script>
<?php
} else {
/*
* The meeting has not yet started, so check until we get back the status that the meeting is running
*/
$step = 4;
$checkMeetingStatus = BigBlueButton::getMeetingInfoURL($_REQUEST['meetingID'], 'mp', $url, $salt);
}
