Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/admin/add_users_to_session.php

641 lines
26 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* @package chamilo.admin
*/
// name of the language file that needs to be included
$language_file = array('admin','registration');
// resetting the course id
$cidReset = true;
// including some necessary files
require_once '../inc/global.inc.php';
require_once '../inc/lib/xajax/xajax.inc.php';
$xajax = new xajax();
$xajax->registerFunction('search_users');
// setting the section (for the tabs)
$this_section = SECTION_PLATFORM_ADMIN;
$id_session = intval($_GET['id_session']);
SessionManager::protect_session_edit($id_session);
// setting breadcrumbs
$interbreadcrumb[] = array('url' => 'index.php','name' => get_lang('PlatformAdmin'));
$interbreadcrumb[] = array('url' => 'session_list.php','name' => get_lang('SessionList'));
$interbreadcrumb[] = array('url' => "resume_session.php?id_session=".$id_session,"name" => get_lang('SessionOverview'));
// Database Table Definitions
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
$tbl_user = Database::get_main_table(TABLE_MAIN_USER);
$tbl_session_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_USER);
// setting the name of the tool
$tool_name = get_lang('SubscribeUsersToSession');
$add_type = 'unique';
if (isset($_REQUEST['add_type']) && $_REQUEST['add_type']!=''){
$add_type = Security::remove_XSS($_REQUEST['add_type']);
}
$page = isset($_GET['page']) ? Security::remove_XSS($_GET['page']) : null;
//checking for extra field with filter on
$extra_field_list= UserManager::get_extra_fields();
$new_field_list = array();
if (is_array($extra_field_list)) {
foreach ($extra_field_list as $extra_field) {
//if is enabled to filter and is a "<select>" field type
if ($extra_field[8]==1 && $extra_field[2]==4) {
$new_field_list[] = array('name'=> $extra_field[3], 'variable'=>$extra_field[1], 'data'=> $extra_field[9]);
}
}
}
function search_users($needle, $type)
{
global $tbl_user,$tbl_session_rel_user,$id_session;
$xajax_response = new XajaxResponse();
$return = '';
if (!empty($needle) && !empty($type)) {
//normal behaviour
if ($type == 'any_session' && $needle == 'false') {
$type = 'multiple';
$needle = '';
}
// xajax send utf8 datas... datas in db can be non-utf8 datas
$charset = api_get_system_encoding();
$needle = Database::escape_string($needle);
$needle = api_convert_encoding($needle, $charset, 'utf-8');
$order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname, username' : ' ORDER BY lastname, firstname, username';
$cond_user_id = '';
//Only for single & multiple
if (in_array($type, array('single','multiple')))
if (!empty($id_session)) {
$id_session = intval($id_session);
// check id_user from session_rel_user table
$sql = 'SELECT id_user FROM '.$tbl_session_rel_user.' WHERE id_session ="'.$id_session.'" AND relation_type<>'.SESSION_RELATION_TYPE_RRHH.' ';
$res = Database::query($sql);
$user_ids = array();
if (Database::num_rows($res) > 0) {
while ($row = Database::fetch_row($res)) {
$user_ids[] = (int)$row[0];
}
}
if (count($user_ids) > 0) {
$cond_user_id = ' AND user.user_id NOT IN('.implode(",",$user_ids).')';
}
}
switch ($type) {
case 'single':
// search users where username or firstname or lastname begins likes $needle
$sql = 'SELECT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user
WHERE (username LIKE "'.$needle.'%" OR firstname LIKE "'.$needle.'%"
OR lastname LIKE "'.$needle.'%") AND user.status<>6 AND user.status<>'.DRH.''.
$order_clause.
' LIMIT 11';
break;
case 'multiple':
$sql = 'SELECT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user
WHERE '.(api_sort_by_first_name() ? 'firstname' : 'lastname').' LIKE "'.$needle.'%" AND user.status<>'.DRH.' AND user.status<>6 '.$cond_user_id.
$order_clause;
break;
case 'any_session':
$sql = 'SELECT DISTINCT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user LEFT OUTER JOIN '.$tbl_session_rel_user.' s ON (s.id_user = user.user_id)
WHERE s.id_user IS null AND user.status<>'.DRH.' AND
user.status<>6 '.$cond_user_id.
$order_clause;
break;
}
if (api_is_multiple_url_enabled()) {
$tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
switch($type) {
case 'single':
$sql = 'SELECT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user
INNER JOIN '.$tbl_user_rel_access_url.' url_user ON (url_user.user_id=user.user_id)
WHERE access_url_id = '.$access_url_id.' AND (username LIKE "'.$needle.'%"
OR firstname LIKE "'.$needle.'%"
OR lastname LIKE "'.$needle.'%") AND user.status<>6 AND user.status<>'.DRH.' '.
$order_clause.
' LIMIT 11';
break;
case 'multiple':
$sql = 'SELECT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user
INNER JOIN '.$tbl_user_rel_access_url.' url_user ON (url_user.user_id=user.user_id)
WHERE access_url_id = '.$access_url_id.' AND
'.(api_sort_by_first_name() ? 'firstname' : 'lastname').' LIKE "'.$needle.'%" AND user.status<>'.DRH.' AND user.status<>6 '.$cond_user_id.
$order_clause;
break;
case 'any_session' :
$sql = 'SELECT DISTINCT user.user_id, username, lastname, firstname FROM '.$tbl_user.' user LEFT OUTER JOIN '.$tbl_session_rel_user.' s ON (s.id_user = user.user_id)
INNER JOIN '.$tbl_user_rel_access_url.' url_user ON (url_user.user_id=user.user_id)
WHERE access_url_id = '.$access_url_id.' AND
s.id_user IS null AND
user.status<>'.DRH.' AND
user.status<>6 '.$cond_user_id.
$order_clause;
break;
}
}
}
$rs = Database::query($sql);
$i = 0;
if ($type=='single') {
while ($user = Database :: fetch_array($rs)) {
$i++;
if ($i<=10) {
$person_name = api_get_person_name($user['firstname'], $user['lastname']);
$return .= '<a href="javascript: void(0);" onclick="javascript: add_user_to_session(\''.$user['user_id'].'\',\''.$person_name.' ('.$user['username'].')'.'\')">'.$person_name.' ('.$user['username'].')</a><br />';
} else {
$return .= '...<br />';
}
}
$xajax_response -> addAssign('ajax_list_users_single','innerHTML',api_utf8_encode($return));
} else {
global $nosessionUsersList;
$return .= '<select id="origin_users" name="nosessionUsersList[]" multiple="multiple" size="15" style="width:360px;">';
while ($user = Database :: fetch_array($rs)) {
$person_name = api_get_person_name($user['firstname'], $user['lastname']);
$return .= '<option value="'.$user['user_id'].'">'.$person_name.' ('.$user['username'].')</option>';
}
$return .= '</select>';
$xajax_response -> addAssign('ajax_list_users_multiple','innerHTML',api_utf8_encode($return));
}
}
return $xajax_response;
}
$xajax->processRequests();
$htmlHeadXtra[] = $xajax->getJavascript('../inc/lib/xajax/');
$htmlHeadXtra[] = '
<script type="text/javascript">
function add_user_to_session (code, content) {
document.getElementById("user_to_add").value = "";
document.getElementById("ajax_list_users_single").innerHTML = "";
destination = document.getElementById("destination_users");
for (i=0;i<destination.length;i++) {
if(destination.options[i].text == content) {
return false;
}
}
destination.options[destination.length] = new Option(content,code);
destination.selectedIndex = -1;
sortOptions(destination.options);
}
function remove_item(origin) {
for(var i = 0 ; i<origin.options.length ; i++) {
if(origin.options[i].selected) {
origin.options[i]=null;
i = i-1;
}
}
}
function validate_filter() {
document.formulaire.add_type.value = \''.$add_type.'\';
document.formulaire.form_sent.value=0;
document.formulaire.submit();
}
function checked_in_no_session(checked) {
$("#first_letter_user")
.find("option")
.attr("selected", false);
xajax_search_users(checked, "any_session");
}
function change_select(val) {
$("#user_with_any_session_id").attr("checked", false);
xajax_search_users(val,"multiple");
}
</script>';
$form_sent=0;
$errorMsg=$firstLetterUser=$firstLetterSession='';
$UserList=$SessionList=array();
$sessions=array();
$noPHP_SELF=true;
if (isset($_POST['form_sent']) && $_POST['form_sent']) {
$form_sent = $_POST['form_sent'];
$firstLetterUser = $_POST['firstLetterUser'];
$firstLetterSession = $_POST['firstLetterSession'];
$UserList = $_POST['sessionUsersList'];
if (!is_array($UserList)) {
$UserList=array();
}
if ($form_sent == 1) {
// Added a parameter to send emails when registering a user
SessionManager::suscribe_users_to_session($id_session, $UserList, null, true);
header('Location: resume_session.php?id_session='.$id_session);
exit;
}
}
$session_info = SessionManager::fetch($id_session);
Display::display_header($tool_name);
$nosessionUsersList = $sessionUsersList = array();
$ajax_search = $add_type == 'unique' ? true : false;
$order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname, username' : ' ORDER BY lastname, firstname, username';
if ($ajax_search) {
$sql="SELECT user_id, lastname, firstname, username, id_session
FROM $tbl_user u
INNER JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
AND $tbl_session_rel_user.id_session = ".intval($id_session)."
WHERE u.status<>".DRH." AND u.status<>6 $order_clause";
if (api_is_multiple_url_enabled()) {
$tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
$sql="SELECT u.user_id, lastname, firstname, username, id_session
FROM $tbl_user u
INNER JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
AND $tbl_session_rel_user.id_session = ".intval($id_session)."
INNER JOIN $tbl_user_rel_access_url url_user ON (url_user.user_id=u.user_id)
WHERE access_url_id = $access_url_id AND u.status<>".DRH." AND u.status<>6
$order_clause";
}
}
$result = Database::query($sql);
$users = Database::store_result($result);
foreach ($users as $user) {
$sessionUsersList[$user['user_id']] = $user ;
}
unset($users); //clean to free memory
} else {
//Filter by Extra Fields
$use_extra_fields = false;
if (is_array($extra_field_list)) {
if (is_array($new_field_list) && count($new_field_list)>0 ) {
$result_list=array();
foreach ($new_field_list as $new_field) {
$varname = 'field_'.$new_field['variable'];
if (UserManager::is_extra_field_available($new_field['variable'])) {
if (isset($_POST[$varname]) && $_POST[$varname]!='0') {
$use_extra_fields = true;
$extra_field_result[]= UserManager::get_extra_user_data_by_value($new_field['variable'], $_POST[$varname]);
}
}
}
}
}
if ($use_extra_fields) {
$final_result = array();
if (count($extra_field_result)>1) {
for($i=0;$i<count($extra_field_result)-1;$i++) {
if (is_array($extra_field_result[$i+1])) {
$final_result = array_intersect($extra_field_result[$i],$extra_field_result[$i+1]);
}
}
} else {
$final_result = $extra_field_result[0];
}
$where_filter ='';
if (api_is_multiple_url_enabled()) {
if (is_array($final_result) && count($final_result)>0) {
$where_filter = " AND u.user_id IN ('".implode("','",$final_result)."') ";
} else {
//no results
$where_filter = " AND u.user_id = -1";
}
} else {
if (is_array($final_result) && count($final_result)>0) {
$where_filter = " WHERE u.user_id IN ('".implode("','",$final_result)."') ";
} else {
//no results
$where_filter = " WHERE u.user_id = -1";
}
}
}
if ($use_extra_fields) {
$sql = "SELECT user_id, lastname, firstname, username, id_session
FROM $tbl_user u
LEFT JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.id_session = '$id_session' AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
$where_filter AND u.status<>".DRH." AND u.status<>6
$order_clause";
} else {
$sql = "SELECT user_id, lastname, firstname, username, id_session
FROM $tbl_user u
LEFT JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.id_session = '$id_session' AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
WHERE u.status<>".DRH." AND u.status<>6
$order_clause";
}
if (api_is_multiple_url_enabled()) {
$tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
$sql = "SELECT u.user_id, lastname, firstname, username, id_session
FROM $tbl_user u
LEFT JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.id_session = '$id_session' AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
INNER JOIN $tbl_user_rel_access_url url_user ON (url_user.user_id=u.user_id)
WHERE access_url_id = $access_url_id $where_filter AND u.status<>".DRH." AND u.status<>6
$order_clause";
}
}
$result = Database::query($sql);
$users = Database::store_result($result,'ASSOC');
foreach ($users as $uid => $user) {
if ($user['id_session'] != $id_session) {
$nosessionUsersList[$user['user_id']] = array('fn'=>$user['firstname'],'ln'=>$user['lastname'],'un'=>$user['username']) ;
unset($users[$uid]);
}
}
unset($users); //clean to free memory
//filling the correct users in list
$sql="SELECT user_id, lastname, firstname, username, id_session
FROM $tbl_user u
LEFT JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.id_session = '$id_session' AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
WHERE u.status<>".DRH." AND u.status<>6 $order_clause";
if (api_is_multiple_url_enabled()) {
$tbl_user_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
$sql="SELECT u.user_id, lastname, firstname, username, id_session
FROM $tbl_user u
LEFT JOIN $tbl_session_rel_user
ON $tbl_session_rel_user.id_user = u.user_id AND $tbl_session_rel_user.id_session = '$id_session' AND $tbl_session_rel_user.relation_type<>".SESSION_RELATION_TYPE_RRHH."
INNER JOIN $tbl_user_rel_access_url url_user ON (url_user.user_id=u.user_id)
WHERE access_url_id = $access_url_id AND u.status<>".DRH." AND u.status<>6
$order_clause";
}
}
$result = Database::query($sql);
$users = Database::store_result($result,'ASSOC');
foreach ($users as $uid => $user) {
if ($user['id_session'] == $id_session) {
$sessionUsersList[$user['user_id']] = $user;
if (array_key_exists($user['user_id'],$nosessionUsersList)) {
unset($nosessionUsersList[$user['user_id']]);
}
}
unset($users[$uid]);
}
unset($users); //clean to free memory
}
if ($add_type == 'multiple') {
$link_add_type_unique = '<a href="'.api_get_self().'?id_session='.$id_session.'&add='.Security::remove_XSS($_GET['add']).'&add_type=unique">'.Display::return_icon('single.gif').get_lang('SessionAddTypeUnique').'</a>';
$link_add_type_multiple = Display::url(Display::return_icon('multiple.gif').get_lang('SessionAddTypeMultiple'), '');
} else {
$link_add_type_unique = Display::url(Display::return_icon('single.gif').get_lang('SessionAddTypeUnique'), '');
$link_add_type_multiple = '<a href="'.api_get_self().'?id_session='.$id_session.'&amp;add='.Security::remove_XSS($_GET['add']).'&amp;add_type=multiple">'.Display::return_icon('multiple.gif').get_lang('SessionAddTypeMultiple').'</a>';
}
$link_add_group = '<a href="usergroups.php">'.Display::return_icon('multiple.gif',get_lang('RegistrationByUsersGroups')).get_lang('RegistrationByUsersGroups').'</a>';
$newLinks = Display::url(get_lang('EnrollTrainersFromExistingSessions'), api_get_path(WEB_CODE_PATH).'admin/add_teachers_to_session.php');
$newLinks .= Display::url(get_lang('EnrollStudentsFromExistingSessions'), api_get_path(WEB_CODE_PATH).'admin/add_students_to_session.php');
?>
<div class="actions">
<?php
echo $link_add_type_unique;
echo $link_add_type_multiple;
echo $link_add_group;
echo $newLinks;
?>
</div>
<form name="formulaire" method="post" action="<?php echo api_get_self(); ?>?page=<?php echo $page; ?>&id_session=<?php echo $id_session; ?><?php if(!empty($_GET['add'])) echo '&add=true' ; ?>" style="margin:0px;" <?php if($ajax_search){echo ' onsubmit="valide();"';}?>>
<?php echo '<legend>'.$tool_name.' ('.$session_info['name'].') </legend>'; ?>
<?php
if ($add_type=='multiple') {
if (is_array($extra_field_list)) {
if (is_array($new_field_list) && count($new_field_list)>0 ) {
echo '<h3>'.get_lang('FilterUsers').'</h3>';
foreach ($new_field_list as $new_field) {
echo $new_field['name'];
$varname = 'field_'.$new_field['variable'];
echo '&nbsp;<select name="'.$varname.'">';
echo '<option value="0">--'.get_lang('Select').'--</option>';
foreach ($new_field['data'] as $option) {
$checked='';
if (isset($_POST[$varname])) {
if ($_POST[$varname]==$option[1]) {
$checked = 'selected="true"';
}
}
echo '<option value="'.$option[1].'" '.$checked.'>'.$option[1].'</option>';
}
echo '</select>';
echo '&nbsp;&nbsp;';
}
echo '<input type="button" value="'.get_lang('Filter').'" onclick="validate_filter()" />';
echo '<br /><br />';
}
}
}
?>
<input type="hidden" name="form_sent" value="1" />
<input type="hidden" name="add_type" />
<?php
if (!empty($errorMsg)) {
Display::display_normal_message($errorMsg); //main API
}
?>
<div class="row">
<div class="span5">
<div class="multiple_select_header">
<b><?php echo get_lang('UserListInPlatform') ?> :</b>
<?php if ($add_type=='multiple') { ?>
<?php echo get_lang('FirstLetterUser'); ?> :
<select id="first_letter_user" name="firstLetterUser" onchange = "change_select(this.value);" >
<option value = "%">--</option>
<?php
echo Display :: get_alphabet_options();
?>
</select>
<?php } ?>
</div>
<div id="content_source">
<?php
if (!($add_type=='multiple')) {
?>
<input type="text" id="user_to_add" onkeyup="xajax_search_users(this.value,'single')" />
<div id="ajax_list_users_single"></div>
<?php
} else {
?>
<div id="ajax_list_users_multiple">
<select id="origin_users" name="nosessionUsersList[]" multiple="multiple" size="15" class="span5">
<?php
foreach ($nosessionUsersList as $uid => $enreg) {
?>
<option value="<?php echo $uid; ?>" <?php if(in_array($uid,$UserList)) echo 'selected="selected"'; ?>><?php echo api_get_person_name($enreg['fn'], $enreg['ln']).' ('.$enreg['un'].')'; ?></option>
<?php
}
?>
</select>
</div>
<input type="checkbox" onchange="checked_in_no_session(this.checked);" name="user_with_any_session" id="user_with_any_session_id">
<label for="user_with_any_session_id"><?php echo get_lang('UsersRegisteredInNoSession'); ?></label>
<?php
}
unset($nosessionUsersList);
?>
</div>
</div>
<div class="span2">
<div style="padding-top:54px;width:auto;text-align: center;">
<?php
if ($ajax_search) {
?>
<button class="arrowl" type="button" onclick="remove_item(document.getElementById('destination_users'))" ></button>
<?php
} else {
?>
<button class="arrowr" type="button" onclick="moveItem(document.getElementById('origin_users'), document.getElementById('destination_users'))" onclick="moveItem(document.getElementById('origin_users'), document.getElementById('destination_users'))"></button>
<br /><br />
<button class="arrowl" type="button" onclick="moveItem(document.getElementById('destination_users'), document.getElementById('origin_users'))" onclick="moveItem(document.getElementById('destination_users'), document.getElementById('origin_users'))"></button>
<?php
}
?>
</div>
<br />
<br />
<?php
if(isset($_GET['add'])) {
echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('FinishSessionCreation').'</button>';
} else {
//@todo see that the call to "valide()" doesn't duplicate the onsubmit of the form (necessary to avoid delete on "enter" key pressed)
echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('SubscribeUsersToSession').'</button>';
}
?>
</div>
<div class="span5">
<div class="multiple_select_header">
<b><?php echo get_lang('UserListInSession') ?> :</b>
</div>
<select id="destination_users" name="sessionUsersList[]" multiple="multiple" size="15" class="span5">
<?php
foreach($sessionUsersList as $enreg) {
?>
<option value="<?php echo $enreg['user_id']; ?>"><?php echo api_get_person_name($enreg['firstname'], $enreg['lastname']).' ('.$enreg['username'].')'; ?></option>
<?php
}
unset($sessionUsersList);
?>
</select>
</div>
</div>
</form>
<script>
function moveItem(origin , destination) {
for(var i = 0 ; i<origin.options.length ; i++) {
if(origin.options[i].selected) {
destination.options[destination.length] = new Option(origin.options[i].text,origin.options[i].value);
origin.options[i]=null;
i = i-1;
}
}
destination.selectedIndex = -1;
sortOptions(destination.options);
}
function sortOptions(options) {
newOptions = new Array();
for (i = 0 ; i<options.length ; i++)
newOptions[i] = options[i];
newOptions = newOptions.sort(mysort);
options.length = 0;
for(i = 0 ; i < newOptions.length ; i++)
options[i] = newOptions[i];
}
function mysort(a, b){
if(a.text.toLowerCase() > b.text.toLowerCase()){
return 1;
}
if(a.text.toLowerCase() < b.text.toLowerCase()){
return -1;
}
return 0;
}
function valide(){
var options = document.getElementById('destination_users').options;
for (i = 0 ; i<options.length ; i++)
options[i].selected = true;
document.forms.formulaire.submit();
}
function loadUsersInSelect(select){
var xhr_object = null;
if(window.XMLHttpRequest) // Firefox
xhr_object = new XMLHttpRequest();
else if(window.ActiveXObject) // Internet Explorer
xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
else // XMLHttpRequest non supporté par le navigateur
alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
xhr_object.open("POST", "loadUsersInSelect.ajax.php");
xhr_object.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
nosessionUsers = makepost(document.getElementById('origin_users'));
sessionUsers = makepost(document.getElementById('destination_users'));
nosessionClasses = makepost(document.getElementById('origin_classes'));
sessionClasses = makepost(document.getElementById('destination_classes'));
xhr_object.send("nosessionusers="+nosessionUsers+"&sessionusers="+sessionUsers+"&nosessionclasses="+nosessionClasses+"&sessionclasses="+sessionClasses);
xhr_object.onreadystatechange = function() {
if (xhr_object.readyState == 4) {
document.getElementById('content_source').innerHTML = result = xhr_object.responseText;
}
}
}
function makepost(select) {
var options = select.options;
var ret = "";
for (i = 0 ; i<options.length ; i++)
ret = ret + options[i].value +'::'+options[i].text+";;";
return ret;
}
</script>
<?php
Display::display_footer();