/**
* Enable an extension globally. This is done via the extensions persistent object.
* Dependencies to other extensions are taken into account. If a required extension
* is not active, activation will not be done.
* @return boolean activation success or not
*/
public function enable()
{
if (!$this->is_enabled()) {
$can_be_enabled = TRUE;
$em = lms_steam::get_extensionmanager();
foreach ($this->requirements as $req_extension) {
$req_extension = $em->get_extension($req_extension);
if (!$req_extension->is_enabled()) {
$can_be_enabled = FALSE;
}
}
if ($can_be_enabled) {
// if no extension config object exists, then create one:
if (!is_object($this->steam_object)) {
$this->steam_object = steam_factory::get_object_by_name($GLOBALS["STEAM"]->get_id(), "/config/koala/extensions/" . $this->get_name());
if (!is_object($this->steam_object)) {
$env = steam_factory::path_to_object($GLOBALS["STEAM"]->get_id(), "/config/koala/extensions");
$this->steam_object = steam_factory::create_object($GLOBALS["STEAM"]->get_id(), $this->get_name(), CLASS_OBJECT, $env);
$this->steam_object->set_attributes(array('OBJ_TYPE' => 'object_extension_koala', 'OBJ_DESC' => $this->description, 'EXTENSION_ENABLED' => 'TRUE'));
}
}
$this->set_attribute("EXTENSION_ENABLED", "TRUE");
return TRUE;
}
return FALSE;
}
}
function recommend_contact($receiver, $contact, $message)
{
$user = lms_steam::get_current_user();
$subject = str_replace("%NAME", $contact->get_attribute("USER_FIRSTNAME") . " " . $contact->get_attribute("USER_FULLNAME"), gettext("Recommendation of %NAME as contact"));
$message .= "\n\n--\n\n" . gettext("This message was created via the introduce contact function.") . " " . str_replace(array("%NAME1", "%NAME2"), array($user->get_attribute("USER_FIRSTNAME") . " " . $user->get_attribute("USER_FULLNAME"), $contact->get_attribute("USER_FIRSTNAME") . " " . $contact->get_attribute("USER_FULLNAME")), gettext("%NAME1 wants to recommend %NAME2 to you.")) . "\n\n" . gettext("Name") . ": " . $contact->get_attribute("USER_FIRSTNAME") . " " . $contact->get_attribute("USER_FULLNAME") . "\n" . gettext("Contact page") . ": " . PATH_URL . "user/" . $contact->get_name() . "/\n";
lms_steam::mail($receiver, $user, $subject, $message);
}
function http_auth()
{
// Abfragen ob man bereits über das koaLA Interface eingeloggt ist
// Wenn ja, kein HTTP_AUTH notwendig
if (isset($_SESSION["LMS_USER"]) && $_SESSION["LMS_USER"] instanceof lms_user && $_SESSION["LMS_USER"]->is_logged_in()) {
$lms_user = $_SESSION["LMS_USER"];
lms_steam::connect(STEAM_SERVER, STEAM_PORT, $lms_user->get_login(), $lms_user->get_password());
return true;
} else {
// Wenn nicht, untenstehende checks durchführen
if (!isset($_SERVER['PHP_AUTH_USER']) || !isset($_SERVER['PHP_AUTH_PW']) || $_SERVER['PHP_AUTH_USER'] === "" || $_SERVER['PHP_AUTH_PW'] === "") {
// User abort
header('WWW-Authenticate: Basic realm="koaLA"');
header('HTTP/1.0 401 Unauthorized');
return false;
} else {
// Correct Login
$lms_user_new = new lms_user($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']);
if (!$lms_user_new->login()) {
header('WWW-Authenticate: Basic realm="koaLA"');
header('HTTP/1.0 401 Unauthorized');
return false;
}
$_SESSION["LMS_USER"] = $lms_user_new;
return true;
}
}
}
public static function createObject($name, $description = "", $content = "", $mimeType = "application/x-msdownload", $artefactClass, $user = null)
{
self::init();
if ($user == null) {
$user = lms_steam::get_current_user();
}
$newArtefact = steam_factory::create_room($GLOBALS["STEAM"]->get_id(), $name, Artefacts::getArtefactsContainer($user), "Artefact: " + $name);
$newArtefact->set_attribute(PORTFOLIO_PREFIX . "TYPE", "ARTEFACT");
$newArtefact->set_attribute(PORTFOLIO_PREFIX . "ARTEFACTCLASS", $artefactClass);
$dataPresent = $content == "" ? false : true;
$newArtefact->set_attribute(PORTFOLIO_PREFIX . "DATAPRESENT", $dataPresent);
$newArtefact->set_attribute(PORTFOLIO_PREFIX . "LINKED_LOCATIONS", array());
$newArtefact->set_attribute("OBJ_TYPE", PORTFOLIO_PREFIX . "ARTEFACT");
if ($dataPresent) {
$data = steam_factory::create_document($GLOBALS["STEAM"]->get_id(), "data", $content, $mimeType, $newArtefact);
}
$newArtefactObject = Artefacts::getArtefactByRoom($newArtefact);
$newArtefactObject->checkActivity();
$newArtefactObject->checkCompetence();
//Create Forum
$newArtefactObject->createForum();
//create and assign groups
// $newArtefact->createGroups();
return $newArtefactObject;
}
protected function get_link_path_internal($top_object)
{
$koala_creator = koala_object::get_koala_object(lms_steam::get_root_creator($this->steam_object));
$link_path = $koala_creator->get_link_path($top_object);
$link_path[] = array("name" => $this->get_display_name(), "link" => $koala_creator->get_url() . "units/" . $this->get_id() . "/", "koala_obj" => $this, "obj" => $this->steam_object);
return $link_path;
}
public function subscribe($password = "", $message = "")
{
$user = lms_steam::get_current_user();
$group_name = $this->get_display_name();
if ($this->is_password_protected()) {
if ($this->check_group_pw($password)) {
$this->add_member($user, $password);
$result = array("succeeds" => TRUE, "confirmation" => str_replace("%GROUP", $group_name, str_replace("%GROUP", $this->get_name(), gettext("You have been added to '%GROUP'."))));
} else {
$result = array("succeeds" => FALSE, "problem" => gettext("Wrong password."), "hint" => gettext("If you want to join and do not know the password, please contact a group moderator."), "confirmation" => "");
}
} else {
if ($this->is_moderated()) {
$user = lms_steam::get_current_user();
$username = $user->get_full_name();
$this->add_membership_request($user);
$admins = $this->get_admins();
if (!is_array($admins)) {
$admins = array($admins);
}
$link = $this instanceof koala_group_course ? PATH_URL . SEMESTER_URL . "/" . $this->get_semester()->get_name() . "/" . $this->get_name() . "/requests/" : PATH_URL . "groups/" . $this->get_id() . "/requests/";
foreach ($admins as $admin) {
$adminname = $admin->get_full_name();
$mailbody = str_replace("%NAME", $adminname, gettext("Dear %NAME,")) . "\n\n" . str_replace(array("%NAME", "%GROUP"), array($username, $group_name), gettext("The user %NAME has requested membership for '%GROUP':")) . "\n\n<b>{$message}</b>\n\n" . gettext("Since you are a moderator for this group, you can affirm the membership or decline.") . "\n\n" . str_replace("%PAGE", "<a href=\"{$link}\">" . gettext("open membership requests") . "</a>", gettext("Please see %PAGE for further instructions."));
//$admin->mail( "LLMS: Membership Request" , $message, $user->get_attribute( "USER_EMAIL" ) );
lms_steam::mail($admin, $user, gettext("koaLA: Membership Request"), $mailbody);
}
$result = array("succeeds" => TRUE, "confirmation" => str_replace("%GROUP", $group_name, str_replace("%GROUP", $group_name, gettext("Membership request for '%GROUP' has been sent."))));
} else {
$this->add_member($user);
$result = array("succeeds" => TRUE, "confirmation" => str_replace("%GROUP", $group_name, gettext("You have been added to '%GROUP'.")));
}
}
return $result;
}
public static function init()
{
$user = lms_steam::get_current_user();
$workroom = $user->get_workroom();
$portfolio_main_room = steam_factory::create_room($GLOBALS["STEAM"]->get_id(), "portfolio", $workroom, "room for portfolio module");
$artefacts_room = steam_factory::create_room($GLOBALS["STEAM"]->get_id(), "artefacts", $portfolio_main_room, "room for artefacts for portfolios");
$portfolios_room = steam_factory::create_room($GLOBALS["STEAM"]->get_id(), "portfolios", $portfolio_main_room, "room for portfolios");
}
public function is_moderated()
{
if ($this->is_password_protected()) {
return FALSE;
}
$user = lms_steam::get_current_user();
return !$this->steam_object->check_access(SANCTION_INSERT, $user);
}
public function get_url()
{
if (lms_steam::get_current_user()->get_id() == $this->get_id()) {
return PATH_URL . "desktop/";
} else {
return PATH_URL . "user/" . $this->get_name() . "/";
}
}
public function __construct($steam_user)
{
$this->steam_user = $steam_user;
$profile_object = $steam_user->get_attribute("LLMS_NETWORKING_PROFILE");
if (!$profile_object instanceof steam_object && lms_steam::get_current_user()->get_id() != $steam_user->get_id()) {
throw new Exception("Networking profile not initialized", E_USER_NO_NETWORKINGPROFILE);
}
$this->profile_object = $profile_object;
}
function get_display_name()
{
$creator = $this->steam_object->get_creator();
if ($creator instanceof steam_user && $creator->get_id() == lms_steam::get_current_user()->get_id()) {
return gettext("Your workroom");
}
$koala_creator = koala_object::get_koala_object($creator);
return str_replace("%NAME", $koala_creator->get_display_name(), gettext("%NAME's workroom"));
}
public function ajaxResponse(\AjaxResponseObject $ajaxResponseObject)
{
$ajaxResponseObject->setStatus("ok");
$user = \lms_steam::get_current_user();
$description = strip_tags($this->params["desc"]);
$name = strip_tags($this->params["name"]);
$newArtefact = \ArtefactCertificate::create($name, $description);
return parent::ajaxResponseNew($ajaxResponseObject, $newArtefact);
}
public function processData(\IRequestObject $requestObject)
{
$params = $requestObject->getParams();
if (isset($params) && isset($params[0])) {
$this->user = \steam_factory::get_user($GLOBALS["STEAM"]->get_id(), $params[0]);
}
if (!isset($this->user) || !$this->user instanceof \steam_user) {
$this->user = \lms_steam::get_current_user();
}
}
function __construct($parent_tmp, $steamObject_tmp, $type)
{
$this->parent = $parent_tmp;
$this->steamObject = $steamObject_tmp;
$this->type = $type;
$this->myUser = lms_steam::get_current_user();
//get meta data
$doc = steam_factory::get_object_by_name($GLOBALS["STEAM"]->get_id(), $this->steamObject->get_path() . "/exam.xml");
$this->xml = simplexml_load_string($doc->get_content());
}
public function get_context_menu($context, $params = array())
{
$user = lms_steam::get_current_user();
$menu = array();
if ($this->steam_object->check_access_insert($user)) {
$menu[] = array("name" => gettext("Create folder"), "link" => $this->get_link_base() . "new-folder");
$menu[] = array("name" => gettext("Upload document"), "link" => PATH_URL . "upload.php?env=" . $this->get_id());
$menu[] = array("name" => gettext("Create Weblink"), "link" => PATH_URL . "docextern_create.php?env=" . $this->get_id());
}
return $menu;
}
public function get_context_menu($context, $params = array())
{
if ($context !== 'units') {
return array();
}
$user = lms_steam::get_current_user();
$menu = array();
if ($this->steam_object->check_access_insert($user)) {
$menu[] = array('name' => gettext('Create new unit'), 'link' => $this->get_url() . 'new');
}
return $menu;
}
public static function getArtefactsContainer($user = null)
{
self::init();
if ($user == null) {
$user = lms_steam::get_current_user();
}
if (!array_key_exists(PORTFOLIO_PREFIX . "ArtefactsContainer", $_SESSION)) {
//$user = lms_steam::get_current_user();
$_SESSION[PORTFOLIO_PREFIX . "ArtefactsContainer"] = $user->get_workroom()->get_object_by_name("portfolio")->get_object_by_name("artefacts");
}
return $_SESSION[PORTFOLIO_PREFIX . "ArtefactsContainer"];
}
public function get_context_menu($context, $params = array())
{
if ($context !== 'units') {
return array();
}
$user = lms_steam::get_current_user();
$menu = array();
if ($this->steam_object->check_access_write($user)) {
$menu[] = array("name" => gettext("Preferences"), "link" => $this->get_url() . "edit");
$menu[] = array("name" => gettext("Delete unit"), "link" => $this->get_url() . "delete");
}
return $menu;
}
public function __construct($course = FALSE)
{
$this->containing_course = $course;
$this->em = lms_steam::get_extensionmanager();
$unittypes = $this->em->get_extensions_by_obj_type(NULL, "unit_koala");
$this->installed_unittypes = array();
foreach ($unittypes as $unit) {
if (!$unit->is_enabled()) {
continue;
}
$this->installed_unittypes[] = $unit;
}
}
static function create_question($parent, $so, $user = null)
{
isset($user) or $user = lms_steam::get_current_user();
self::$user = $user;
if ($so instanceof steam_document) {
$xml = simplexml_load_string($so->get_content());
if ($xml->type == "MultipleChoice" || $xml->type == "MultipleChoiceQuestion") {
return new elearning_question_multiplechoice($parent, $so, $xml);
}
} else {
return NULL;
}
}
public function get_context_menu($context, $params = array())
{
if ($context !== "documents") {
return array();
}
$user = lms_steam::get_current_user();
$menu = array();
if ($this->steam_object->check_access_insert($user)) {
CREATE_FOLDER ? $menu[] = array("name" => gettext("Create folder"), "link" => $this->get_link_base() . "new-folder") : "";
UPLOAD_DOCUMENT ? $menu[] = array("name" => gettext("Upload document"), "link" => PATH_URL . "upload.php?env=" . $this->get_id()) : "";
ADD_WEBLINK ? $menu[] = array("name" => gettext("Create Weblink"), "link" => PATH_URL . "docextern_create.php?env=" . $this->get_id()) : "";
}
return $menu;
}
public function frameResponse(\FrameResponseObject $frameResponseObject)
{
$path = $this->params;
$portal = \lms_portal::get_instance();
$user = \lms_steam::get_current_user();
if (!\lms_steam::is_steam_admin($user)) {
//TODO: REDIRECT!!
}
if ($_SERVER["REQUEST_METHOD"] == "POST") {
$values = $_POST["values"];
$start_date = iso_to_unix($values["start"]);
$end_date = iso_to_unix($values["end"]);
// TODO PROBLEM CHECKING MISSING
$courses = \steam_factory::get_object($GLOBALS["STEAM"]->get_id(), STEAM_COURSES_GROUP, CLASS_GROUP);
$all_user = \steam_factory::groupname_to_object($GLOBALS["STEAM"]->get_id(), STEAM_ALL_USER);
$new_semester = \steam_factory::create_group($GLOBALS["STEAM"]->get_id(), $values["name"], $courses, FALSE, $values["desc"]);
$new_semester_admins = \steam_factory::create_group($GLOBALS["STEAM"]->get_id(), "admins", $new_semester, FALSE, "admin group for " . $values["desc"]);
$new_semester_admins->set_attribute("OBJ_TYPE", "semester_admins");
$new_semester_admins->add_member($user);
$new_semester->set_insert_access($new_semester_admins, TRUE);
$new_semester->set_read_access($all_user, TRUE);
$new_semester->set_attributes(array("SEMESTER_START_DATE" => $start_date, "SEMESTER_END_DATE" => $end_date));
// CACHE ZURÜCKSETZEN
$cache = get_cache_function("ORGANIZATION");
$cache->drop("lms_steam::get_semesters");
header("Location: " . PATH_URL . "semester/index/" . $values["name"] . "/all");
}
$content = \Semester::getInstance()->loadTemplate("semester_create.template.html");
$content->setVariable("INFO_TEXT", gettext("So, you want to start a new semester?") . " " . gettext("Please fill out the requested values on the right.") . "<br/><br/>" . str_replace("%SEMESTER", STEAM_CURRENT_SEMESTER, gettext("And don't forget to reset the current semester in the etc/koala.def.php, which is <b>%SEMESTER</b> at the moment.")));
$content->setVariable("LABEL_NAME", gettext("Shortname"));
$content->setVariable("INFO_NAME", gettext("IMPORTANT: Don't use any slashes, commas or dots in this name. Keep it short, like 'WS0607' or 'SS06'."));
$content->setVariable("LABEL_DESC", gettext("Name"));
$content->setVariable("INFO_DESC", gettext("Examples: 'Wintersemester 06/07', or 'Sommersemester 2006'"));
$content->setVariable("LABEL_START_DATE", gettext("Starting date of semester"));
$content->setVariable("LABEL_END_DATE", gettext("Ending date of semester"));
$content->setVariable("INFO_DATE_FORMAT", gettext("Please type in the date in the following format: YYYY-MM-DD"));
$content->setVariable("LABEL_CREATE", gettext("Create Semester"));
/* TODO: Portal anpassen
$portal->set_page_main(
array(array("link" => PATH_URL.SEMESTER_URL."/", "name" => gettext("Semester")), array("link" => "", "name" => gettext("Create new"))),
$content->get(),
""
);
*/
$rawHtml = new \Widgets\RawHtml();
$rawHtml->setHtml($content->get());
$frameResponseObject->addWidget($rawHtml);
return $frameResponseObject;
}
public function getSanction()
{
if (!is_array($this->extensions)) {
throw new \Exception("extensions not type of array");
}
$sanction = array();
$currentUser = \lms_steam::get_current_user();
$currentUserId = $currentUser->get_id();
foreach ($this->extensions as $id => $extension) {
if ($extension instanceof \steam_group) {
$parentGroup = $extension->get_parent_group();
$parentGroupName = $parentGroup->get_name();
//IF SEMESTER
if ($parentGroupName == "Courses") {
$sanction[$id] = 1;
} elseif ($parentGroupName == "PrivGroups" || $parentGroupName == "PublicGroups") {
if ($extension->is_admin($currentUser)) {
$sanction[$id] = 2;
} else {
if ($extension->is_member($currentUser)) {
$sanction[$id] = 1;
} else {
$sanction[$id] = 0;
}
}
}
} else {
if ($extension instanceof \steam_room) {
$objType = $extension->get_attribute("OBJ_TYPE");
$sanctionValue = $extension->get_sanction();
$SANCTION_WRITE_FOR_CURRENT_OBJECT = SANCTION_WRITE | SANCTION_EXECUTE | SANCTION_MOVE | SANCTION_INSERT | SANCTION_ANNOTATE;
if ($objType == "calendar") {
if ($sanctionValue < SANCTION_READ) {
$sanction[$id] = 0;
} else {
if ($sanctionValue < $SANCTION_WRITE_FOR_CURRENT_OBJECT) {
$sanction[$id] = 1;
} else {
$sanction[$id] = 2;
}
}
}
}
}
}
return $sanction;
}
public function processData(\IRequestObject $requestObject)
{
if ($requestObject instanceof \UrlRequestObject) {
$this->params = $requestObject->getParams();
isset($this->params[0]) ? $this->id = $this->params[0] : "";
isset($this->params[1]) ? $this->calendar = $this->params[1] : "";
} else {
if ($requestObject instanceof \AjaxRequestObject) {
$this->params = $requestObject->getParams();
isset($this->params["id"]) ? $this->id = $this->params["id"] : "";
isset($this->params["calendar"]) ? $this->calendar = $this->params["calendar"] : "";
}
}
$currentUser = \lms_steam::get_current_user();
$currentUserId = $currentUser->get_id();
$steam = $GLOBALS["STEAM"];
$steamId = $steam->get_id();
$objSubscriptionId = $this->id;
$objSubscription = \steam_factory::get_object($steamId, $objSubscriptionId);
$objCalendarId = $this->calendar;
$objCalendar = \steam_factory::get_object($steamId, $objCalendarId);
$calendarCreatorId = $objCalendar->get_creator()->get_id();
if ($calendarCreatorId != $currentUserId) {
throw new \Exception("User is not allowed to subscribe events");
}
if ($objSubscription instanceof \steam_user) {
$steamCalendar = $objSubscription->get_attribute("USER_CALENDAR");
} else {
$steamCalendar = $objSubscription->get_attribute("GROUP_CALENDAR");
}
if (!$steamCalendar instanceof \steam_calendar) {
throw new \Exception("steam_calendar is not set.");
}
$steamCalendarId = $steamCalendar->get_id();
$subscriptions = $objCalendar->get_attribute("CALENDAR_SUBSCRIPTIONS");
$deletedSubscription = false;
foreach ($subscriptions as $index => $subscription) {
if ($subscription->get_id() == $steamCalendarId) {
unset($subscriptions[$index]);
$deletedSubscription = true;
}
}
if (!$deletedSubscription) {
throw new \Exception("Subcription could not deleted. steam_calendar is not subscribed by the calendar!");
}
$objCalendar->set_attribute("CALENDAR_SUBSCRIPTIONS", $subscriptions);
}
public function get_context_menu($context, $params = array())
{
if ($context !== 'units') {
return array();
}
$user = lms_steam::get_current_user();
$menu = array();
if ($this->steam_object->check_access_write($user)) {
$menu[] = array("name" => gettext("Preferences"), "link" => $this->get_link_base() . "edit");
$menu[] = array("name" => gettext("Delete unit"), "link" => $this->get_link_base() . "delete");
$menu[] = array("name" => gettext("generate points list"), "link" => $this->get_link_base() . "points_tab");
$menu[] = array("name" => gettext("New Homework"), "link" => $this->get_link_base() . "new_homework");
}
if ($this->steam_object->check_access_insert($user)) {
}
return $menu;
}
public function frameResponse(\FrameResponseObject $frameResponseObject)
{
$obj = \steam_factory::get_object($GLOBALS["STEAM"]->get_id(), $this->id);
$currentUser = \lms_steam::get_current_user();
$subscriptionWrapper = new SubscriptionWrapper();
$subscriptionWrapper->setCalendar($obj);
$result = $subscriptionWrapper->getSubscriptions();
$extensions = array();
$extensions = $result["extensions"];
$calendars = array();
$calendars = $result["result"];
$sanctionWrapper = new SanctionWrapper();
$sanctionWrapper->setExtensions("extensions");
$sanctions = $sanctionWrapper->getSanction();
//RECHTE UND DATEN KÖNNEN ZUR KALENDERAUSGABE VERWENDET WERDEN
return $frameResponseObject;
}
public function execute(\FrameResponseObject $frameResponseObject)
{
//CODE FOR ALL COMMANDS OF THIS PAKAGE END
$user = \lms_steam::get_current_user();
// Disable caching
// TODO: Work on cache handling. An enabled cache leads to bugs
// if used with the wiki.
\CacheSettings::disable_caching();
if (!($wiki_container = \steam_factory::get_object($GLOBALS["STEAM"]->get_id(), $this->id))) {
include "bad_link.php";
exit;
}
if (!$wiki_container instanceof \steam_container) {
$wiki_doc = $wiki_container;
$wiki_container = $wiki_doc->get_environment();
if ($wiki_doc->get_attribute(DOC_MIME_TYPE) != "text/wiki") {
include "bad_link.php";
exit;
}
}
//CODE FOR ALL COMMANDS OF THIS PAKAGE END
$compare = \steam_factory::get_object($GLOBALS["STEAM"]->get_id(), $this->params[1]);
$to = \steam_factory::get_object($GLOBALS["STEAM"]->get_id(), $this->params[2]);
$wiki_html_handler = new \lms_wiki($wiki_container);
//$wiki_html_handler->set_admin_menu( "versions", $wiki_doc );
$content = \Wiki::getInstance()->loadTemplate("wiki_version_compare.template.html");
//$content = new HTML_TEMPLATE_IT();
//$content->loadTemplateFile( PATH_TEMPLATES . "wiki_version_compare.template.html" );
$difftext = wiki_diff_html($to, $compare);
$content->setVariable("DIFF_TEXT", $difftext);
$wiki_html_handler->set_main_html($content->get());
$rootlink = \lms_steam::get_link_to_root($wiki_container);
WIKI_FULL_HEADLINE ? $headline = array($rootlink[0], $rootlink[1], array("link" => $rootlink[1]["link"] . "communication/", "name" => gettext("Communication")), array("name" => h($wiki_container->get_name()), "link" => PATH_URL . "wiki/index/" . $wiki_container->get_id() . "/"), array("link" => PATH_URL . "wiki/viewentry/" . $wiki_doc->get_id() . "/", "name" => str_replace(".wiki", "", h($wiki_doc->get_name()))), array("link" => PATH_URL . "wiki/versionoverview/" . $wiki_doc->get_id(), "name" => gettext("Version management")), array("link" => "", "name" => gettext("Version compare") . " (" . $compare->get_version() . " " . gettext("to") . " " . $to->get_version() . ")")) : ($headline = array(array("name" => h($wiki_container->get_name()), "link" => PATH_URL . "wiki/index/" . $wiki_container->get_id() . "/"), array("link" => PATH_URL . "wiki/viewentry/" . $wiki_doc->get_id() . "/", "name" => str_replace(".wiki", "", h($wiki_doc->get_name()))), array("link" => PATH_URL . "wiki/versionoverview/" . $wiki_doc->get_id() . "/versions/", "name" => gettext("Version management")), array("link" => "", "name" => gettext("Version compare") . " (" . $compare->get_version() . " " . gettext("to") . " " . $to->get_version() . ")")));
/*$portal->set_page_main(
$headline,
$wiki_html_handler->get_html()
);
$portal->show_html();
*/
$frameResponseObject->setHeadline($headline);
$widget = new \Widgets\RawHtml();
$widget->setHtml($wiki_html_handler->get_html());
$frameResponseObject->addWidget($widget);
return $frameResponseObject;
}
public function group_get_members($pGroup)
{
if (!$pGroup instanceof koala_group) {
throw new Exception("parameter is not an instance of koala_group", E_PARAM);
}
if (!$pGroup->is_admin(lms_steam::get_current_user())) {
throw new Exception("no admin rights.operation canceled.");
}
$cache = get_cache_function($pGroup->get_id(), CACHE_LIFETIME_STATIC);
switch (get_class($pGroup)) {
case "koala_group_course":
$group_name = $pGroup->get_course_id() . " - " . $pGroup;
$members = $cache->call("lms_steam::group_get_members", $pGroup->steam_group_learners->get_id());
break;
default:
$members = $cache->call("lms_steam::group_get_members", $pGroup->get_id());
break;
}
// INITIALIZATION
$course_id = $pLmsGroupCourse->get_course_id();
$course_name = $pLmsGroupCourse->get_course_dsc_short();
$semester = $pLmsGroupCourse->get_semester();
$excel = new Spreadsheet_Excel_Writer();
$excel->send($course_id . "_" . $semester->get_name());
$sheet =& $excel->addWorksheet(gettext("participants"));
// WRITE EXCEL SHEET
$sheet->writeString(0, 0, $course_id . " - " . $course_name());
$sheet->writeSting(1, 0, $semester->get_name());
$sheet->writeString(3, 0, gettext("student id"));
$sheet->writeString(3, 1, gettext("forename"));
$sheet->writeString(3, 2, gettext("surname"));
$no_members = count($members);
if ($no_members > 0) {
$row = 5;
for ($i = $start; $i < $end; $i++) {
$member = $members[$i];
$sheet->writeString($row, 1, $member["USER_FIRSTNAME"]);
$sheet->writeString($row, 2, $member["USER_FULLNAME"]);
$sheet->writeString($row, 3, $member["USER_EMAIL"]);
$sheet->writeString($row, 4, $member["USER_PROFILE_FACULTY"]);
$row++;
}
}
$excel->close();
}
function storeanswer()
{
$cid = $_POST["cid"];
$eid = $_POST["eid"];
$qid = $_POST["qid"];
$aid = $_POST["aid"];
$value = $_POST["value"];
if (elearning_user::get_instance(lms_steam::get_current_user()->get_name(), elearning_mediathek::get_instance()->get_course()->get_id())->has_exam_finished()) {
echo !$value;
} else {
$course = elearning_mediathek::get_elearning_course_by_id($this->courseid);
$chapter = $course->get_chapter_by_id($cid);
$question = $chapter->get_question_by_id($qid);
$answer = $question->get_answer_by_id($aid);
$answer->store_answer($value);
echo $value;
}
}
public function processData(\IRequestObject $requestObject)
{
$this->params = $requestObject->getParams();
isset($this->params[0]) ? $this->id = $this->params[0] : "";
$currentUser = \lms_steam::get_current_user();
$buddies = $currentUser->get_buddies();
$changed = false;
foreach ($buddies as $i => $buddy) {
if ($buddy->get_id() == $this->id) {
unset($buddies[$i]);
$changed = true;
}
}
if (!$changed) {
throw new \Exception("User isn't part of your buddylist");
} else {
$currentUser->set_buddies($buddies);
}
}
