registerFunction('courses_of_user');
//$xajax->registerFunction('empty_courses_of_user');
$xajax->processRequests();
function courses_of_user($arg)
{
// do some stuff based on $arg like query data from a database and
// put it into a variable like $newContent
//$newContent = 'werkt het? en met een beetje meer text, wordt dat goed opgelost? ';
$personal_course_list = UserManager::get_personal_session_course_list($arg);
$newContent = '';
if(count($personal_course_list)>0)
{
foreach ($personal_course_list as $key=>$course)
{
$newContent .= $course['i'].'
';
}
}
else
{
$newContent .= '- '.get_lang('None').' -
';
}
// Instantiate the xajaxResponse object
$objResponse = new xajaxResponse();
// add a command to the response to assign the innerHTML attribute of
// the element with id="SomeElementId" to whatever the new content is
$objResponse->addAssign("user".$arg,"innerHTML", $newContent);
$objResponse->addReplace("coursesofuser".$arg,"alt", $newContent);
$objResponse->addReplace("coursesofuser".$arg,"title", $newContent);
//return the xajaxResponse object
return $objResponse;
}
function empty_courses_of_user($arg)
{
// do some stuff based on $arg like query data from a database and
// put it into a variable like $newContent
$newContent = '';
// Instantiate the xajaxResponse object
$objResponse = new xajaxResponse();
// add a command to the response to assign the innerHTML attribute of
// the element with id="SomeElementId" to whatever the new content is
$objResponse->addAssign("user".$arg,"innerHTML", $newContent);
//return the xajaxResponse object
return $objResponse;
}
$htmlHeadXtra[] = $xajax->getJavascript('../inc/lib/xajax/');
$htmlHeadXtra[] = ' ';
$this_section = SECTION_PLATFORM_ADMIN;
api_protect_admin_script();
/**
* Make sure this function is protected
* because it does NOT check password!
*
* This function defines globals.
* @author Roan Embrechts
*/
function login_user($user_id)
{
//init ---------------------------------------------------------------------
global $uidReset, $loginFailed, $_configuration;
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
$main_admin_table = Database :: get_main_table(TABLE_MAIN_ADMIN);
$track_e_login_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
//logic --------------------------------------------------------------------
//unset($_user['user_id']); // uid not in session ? prevent any hacking
if (!isset ($user_id))
{
$uidReset = true;
return;
}
$sql_query = "SELECT * FROM $main_user_table WHERE user_id='$user_id'";
$sql_result = api_sql_query($sql_query, __FILE__, __LINE__);
$result = Database :: fetch_array($sql_result);
$firstname = $result["firstname"];
$lastname = $result["lastname"];
$user_id = $result["user_id"];
$message = "Attempting to login as ".$firstname." ".$lastname." (id ".$user_id.")";
$loginFailed = false;
$uidReset = false;
if ($user_id) // a uid is given (log in succeeded)
{
if ($_configuration['tracking_enabled'])
{
$sql_query = "SELECT user.*, a.user_id is_admin,
UNIX_TIMESTAMP(login.login_date) login_date
FROM $main_user_table
LEFT JOIN $main_admin_table a
ON user.user_id = a.user_id
LEFT JOIN $track_e_login_table login
ON user.user_id = login.login_user_id
WHERE user.user_id = '".$user_id."'
ORDER BY login.login_date DESC LIMIT 1";
}
else
{
$sql_query = "SELECT user.*, a.user_id is_admin
FROM $main_user_table
LEFT JOIN $main_admin_table a
ON user.user_id = a.user_id
WHERE user.user_id = '".$user_id."'";
}
$sql_result = api_sql_query($sql_query, __FILE__, __LINE__);
if (Database::num_rows($sql_result) > 0)
{
// Extracting the user data
$user_data = Database::fetch_array($sql_result);
//Delog the current user
LoginDelete($_SESSION["_user"]["user_id"], $_configuration['statistics_database']);
// Cleaning session variables
unset($_SESSION['_user']);
unset($_SESSION['is_platformAdmin']);
unset($_SESSION['is_allowedCreateCourse']);
unset($_SESSION['_uid']);
$_user['firstName'] = $user_data['firstname'];
$_user['lastName'] = $user_data['lastname'];
$_user['mail'] = $user_data['email'];
$_user['lastLogin'] = $user_data['login_date'];
$_user['official_code'] = $user_data['official_code'];
$_user['picture_uri'] = $user_data['picture_uri'];
$_user['user_id'] = $user_data['user_id'];
$is_platformAdmin = (bool) (!is_null($user_data['is_admin']));
$is_allowedCreateCourse = (bool) ($user_data['status'] == 1);
// Filling session variables with new data
$_SESSION['_uid'] = $user_id;
$_SESSION['_user'] = $_user;
$_SESSION['is_platformAdmin'] = $is_platformAdmin;
$_SESSION['is_allowedCreateCourse'] = $is_allowedCreateCourse;
$_SESSION['login_as'] = true; // will be usefull later to know if the user is actually an admin or not (example reporting)s
$target_url = api_get_path(WEB_PATH)."user_portal.php";
$message .= "
Login successful. Go to $target_url";
Display :: display_header(get_lang('UserList'));
Display :: display_normal_message($message,false);
Display :: display_footer();
exit;
}
else
{
exit ("
WARNING UNDEFINED UID !! ");
}
}
}
/**
* Get the total number of users on the platform
* @see SortableTable#get_total_number_of_items()
*/
function get_number_of_users()
{
$user_table = Database :: get_main_table(TABLE_MAIN_USER);
$sql = "SELECT COUNT(u.user_id) AS total_number_of_items FROM $user_table u";
if (isset ($_GET['keyword']))
{
$keyword = Database::escape_string($_GET['keyword']);
$sql .= " WHERE u.firstname LIKE '%".$keyword."%' OR u.lastname LIKE '%".$keyword."%' OR u.email LIKE '%".$keyword."%' OR u.official_code LIKE '%".$keyword."%'";
}
elseif (isset ($_GET['keyword_firstname']))
{
$admin_table = Database :: get_main_table(TABLE_MAIN_ADMIN);
$keyword_firstname = Database::escape_string($_GET['keyword_firstname']);
$keyword_lastname = Database::escape_string($_GET['keyword_lastname']);
$keyword_email = Database::escape_string($_GET['keyword_email']);
$keyword_username = Database::escape_string($_GET['keyword_username']);
$keyword_status = Database::escape_string($_GET['keyword_status']);
$query_admin_table = '';
$keyword_admin = '';
if($keyword_status == 10)
{
$keyword_status = '%';
$query_admin_table = " , $admin_table a ";
$keyword_admin = ' AND a.user_id = u.user_id ';
}
$keyword_active = isset($_GET['keyword_active']);
$keyword_inactive = isset($_GET['keyword_inactive']);
$sql .= $query_admin_table .
" WHERE u.firstname LIKE '%".$keyword_firstname."%' " .
"AND u.lastname LIKE '%".$keyword_lastname."%' " .
"AND u.username LIKE '%".$keyword_username."%' " .
"AND u.email LIKE '%".$keyword_email."%' " .
//"AND u.official_code LIKE '%".$keyword_officialcode."%' " .
"AND u.status LIKE '".$keyword_status."'" .
$keyword_admin;
if($keyword_active && !$keyword_inactive)
{
$sql .= " AND u.active='1'";
}
elseif($keyword_inactive && !$keyword_active)
{
$sql .= " AND u.active='0'";
}
}
$res = api_sql_query($sql, __FILE__, __LINE__);
$obj = Database::fetch_object($res);
return $obj->total_number_of_items;
}
/**
* Get the users to display on the current page.
* @see SortableTable#get_table_data($from)
*/
function get_user_data($from, $number_of_items, $column, $direction)
{
$user_table = Database :: get_main_table(TABLE_MAIN_USER);
$sql = "SELECT
u.user_id AS col0,
u.official_code AS col1,
u.lastname AS col2,
u.firstname AS col3,
u.username AS col4,
u.email AS col5,
u.status AS col6,
u.active AS col7,
u.user_id AS col8
FROM
$user_table u";
if (isset ($_GET['keyword']))
{
$keyword = Database::escape_string($_GET['keyword']);
$sql .= " WHERE u.firstname LIKE '%".$keyword."%' OR u.lastname LIKE '%".$keyword."%' OR u.username LIKE '%".$keyword."%' OR u.official_code LIKE '%".$keyword."%'";
}
elseif (isset ($_GET['keyword_firstname']))
{
$admin_table = Database :: get_main_table(TABLE_MAIN_ADMIN);
$keyword_firstname = Database::escape_string($_GET['keyword_firstname']);
$keyword_lastname = Database::escape_string($_GET['keyword_lastname']);
$keyword_email = Database::escape_string($_GET['keyword_email']);
$keyword_username = Database::escape_string($_GET['keyword_username']);
$keyword_status = Database::escape_string($_GET['keyword_status']);
$query_admin_table = '';
$keyword_admin = '';
if($keyword_status == 10)
{
$keyword_status = '%';
$query_admin_table = " , $admin_table a ";
$keyword_admin = ' AND a.user_id = u.user_id ';
}
$keyword_active = isset($_GET['keyword_active']);
$keyword_inactive = isset($_GET['keyword_inactive']);
$sql .= $query_admin_table." WHERE u.firstname LIKE '%".$keyword_firstname."%' " .
"AND u.lastname LIKE '%".$keyword_lastname."%' " .
"AND u.username LIKE '%".$keyword_username."%' " .
"AND u.email LIKE '%".$keyword_email."%' " .
//"AND u.official_code LIKE '%".$keyword_officialcode."%' " .
"AND u.status LIKE '".$keyword_status."'" .
$keyword_admin;
if($keyword_active && !$keyword_inactive)
{
$sql .= " AND u.active='1'";
}
elseif($keyword_inactive && !$keyword_active)
{
$sql .= " AND u.active='0'";
}
}
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
$res = api_sql_query($sql, __FILE__, __LINE__);
$users = array ();
while ($user = Database::fetch_row($res))
{
$users[] = $user;
}
return $users;
}
/**
* Returns a mailto-link
* @param string $email An email-address
* @return string HTML-code with a mailto-link
*/
function email_filter($email)
{
return Display :: encrypted_mailto_link($email, $email);
}
/**
* Build the modify-column of the table
* @param int $user_id The user id
* @param string $url_params
* @return string Some HTML-code with modify-buttons
*/
function modify_filter($user_id,$url_params,$row)
{
global $charset;
$result .= '
';
$result .= '
';
$result .= '
';
$statusname = api_get_status_langvars();
if ($row['6'] != $statusname[STUDENT])
{
$result .= '';
}
else
{
$result .= '
';
}
$result .= '
';
$result .= '
';
return $result;
}
/**
* Build the active-column of the table to lock or unlock a certain user
* lock = the user can no longer use this account
* @author Patrick Cool , Ghent University
* @param int $active the current state of the account
* @param int $user_id The user id
* @param string $url_params
* @return string Some HTML-code with the lock/unlock button
*/
function active_filter($active, $url_params, $row)
{
global $_user;
if ($active=='1')
{
$action='lock';
$image='right';
}
if ($active=='0')
{
$action='unlock';
$image='wrong';
}
if ($row['0']<>$_user['user_id']) // you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
{
$result = '
';
}
return $result;
}
/**
* lock or unlock a user
* @author Patrick Cool , Ghent University
* @param int $status, do we want to lock the user ($status=lock) or unlock it ($status=unlock)
* @param int $user_id The user id
* @return language variable
*/
function lock_unlock_user($status,$user_id)
{
$user_table = Database :: get_main_table(TABLE_MAIN_USER);
if ($status=='lock')
{
$status_db='0';
$return_message=get_lang('UserLocked');
}
if ($status=='unlock')
{
$status_db='1';
$return_message=get_lang('UserUnlocked');
}
if(($status_db=='1' OR $status_db=='0') AND is_numeric($user_id))
{
$sql="UPDATE $user_table SET active='".Database::escape_string($status_db)."' WHERE user_id='".Database::escape_string($user_id)."'";
$result = api_sql_query($sql, __FILE__, __LINE__);
}
if ($result)
{
return $return_message;
}
}
/**
* instead of displaying the integer of the status, we give a translation for the status
*
* @param integer $status
* @return string translation
*
* @version march 2008
* @author Patrick Cool , Ghent University, Belgium
*/
function status_filter($status)
{
$statusname = api_get_status_langvars();
return $statusname[$status];
}
/**
==============================================================================
INIT SECTION
==============================================================================
*/
$action = $_GET["action"];
$login_as_user_id = $_GET["user_id"];
// Login as ...
if ($_GET['action'] == "login_as" && isset ($login_as_user_id))
{
login_user($login_as_user_id);
}
if (isset ($_GET['search']) && $_GET['search'] == 'advanced')
{
$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
$interbreadcrumb[] = array ("url" => 'user_list.php', "name" => get_lang('UserList'));
$tool_name = get_lang('SearchAUser');
Display :: display_header($tool_name);
//api_display_tool_title($tool_name);
$form = new FormValidator('advanced_search','get');
$form->add_textfield('keyword_firstname',get_lang('FirstName'),false);
$form->add_textfield('keyword_lastname',get_lang('LastName'),false);
$form->add_textfield('keyword_username',get_lang('LoginName'),false);
$form->add_textfield('keyword_email',get_lang('Email'),false);
$form->add_textfield('keyword_officialcode',get_lang('OfficialCode'),false);
$status_options = array();
$status_options['%'] = get_lang('All');
$status_options[STUDENT] = get_lang('Student');
$status_options[COURSEMANAGER] = get_lang('Teacher');
$status_options[10] = get_lang('Administrator');
$form->addElement('select','keyword_status',get_lang('Status'),$status_options);
$active_group = array();
$active_group[] = $form->createElement('checkbox','keyword_active','',get_lang('Active'));
$active_group[] = $form->createElement('checkbox','keyword_inactive','',get_lang('Inactive'));
$form->addGroup($active_group,'',get_lang('ActiveAccount'),'
',false);
$form->addElement('submit','submit',get_lang('Ok'));
$defaults['keyword_active'] = 1;
$defaults['keyword_inactive'] = 1;
$form->setDefaults($defaults);
$form->display();
}
else
{
$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
$tool_name = get_lang('UserList');
Display :: display_header($tool_name, "");
//api_display_tool_title($tool_name);
if (isset ($_GET['action']))
{
$check = Security::check_token('get');
if($check)
{
switch ($_GET['action'])
{
case 'show_message' :
Display :: display_normal_message(stripslashes($_GET['message']));
break;
case 'delete_user' :
if ($user_id != $_user['user_id'] && UserManager :: delete_user($_GET['user_id']))
{
Display :: display_normal_message(get_lang('UserDeleted'));
}
else
{
Display :: display_error_message(get_lang('CannotDeleteUser'));
}
break;
case 'lock' :
$message=lock_unlock_user('lock',$_GET['user_id']);
Display :: display_normal_message($message);
break;
case 'unlock';
$message=lock_unlock_user('unlock',$_GET['user_id']);
Display :: display_normal_message($message);
break;
}
Security::clear_token();
}
}
if (isset ($_POST['action']))
{
$check = Security::check_token('get');
if($check)
{
switch ($_POST['action'])
{
case 'delete' :
$number_of_selected_users = count($_POST['id']);
$number_of_deleted_users = 0;
foreach ($_POST['id'] as $index => $user_id)
{
if($user_id != $_user['user_id'])
{
if(UserManager :: delete_user($user_id))
{
$number_of_deleted_users++;
}
}
}
if($number_of_selected_users == $number_of_deleted_users)
{
Display :: display_normal_message(get_lang('SelectedUsersDeleted'));
}
else
{
Display :: display_error_message(get_lang('SomeUsersNotDeleted'));
}
break;
}
Security::clear_token();
}
}
// Create a search-box
$form = new FormValidator('search_simple','get','','',null,false);
$renderer =& $form->defaultRenderer();
$renderer->setElementTemplate('{element} ');
$form->addElement('text','keyword',get_lang('keyword'));
$form->addElement('submit','submit',get_lang('Search'));
$form->addElement('static','search_advanced_link',null,''.get_lang('AdvancedSearch').'');
$form->display();
if (isset ($_GET['keyword']))
{
$parameters = array ('keyword' => $_GET['keyword']);
}
elseif (isset ($_GET['keyword_firstname']))
{
$parameters['keyword_firstname'] = $_GET['keyword_firstname'];
$parameters['keyword_lastname'] = $_GET['keyword_lastname'];
$parameters['keyword_email'] = $_GET['keyword_email'];
$parameters['keyword_officialcode'] = $_GET['keyword_officialcode'];
$parameters['keyword_status'] = $_GET['keyword_status'];
$parameters['keyword_active'] = $_GET['keyword_active'];
$parameters['keyword_inactive'] = $_GET['keyword_inactive'];
}
// Create a sortable table with user-data
$parameters['sec_token'] = Security::get_token();
$table = new SortableTable('users', 'get_number_of_users', 'get_user_data',2);
$table->set_additional_parameters($parameters);
$table->set_header(0, '', false);
$table->set_header(1, get_lang('OfficialCode'));
$table->set_header(2, get_lang('LastName'));
$table->set_header(3, get_lang('FirstName'));
$table->set_header(4, get_lang('LoginName'));
$table->set_header(5, get_lang('Email'));
$table->set_header(6, get_lang('Status'));
$table->set_header(7, get_lang('Active'));
$table->set_header(8, get_lang('Modify'));
$table->set_column_filter(5, 'email_filter');
$table->set_column_filter(6, 'status_filter');
$table->set_column_filter(7, 'active_filter');
$table->set_column_filter(8, 'modify_filter');
$table->set_form_actions(array ('delete' => get_lang('DeleteFromPlatform')));
$table->display();
}
/*
==============================================================================
FOOTER
==============================================================================
*/
Display :: display_footer();
?>