/**
* Logs in a user.
*
* @param string $username
* @param string $password
* @return true if login is successful
*/
public function loginUser($username, $password)
{
global $databaseURI;
global $logicURI;
// check if logged in in studip
$studip = $this->checkUserInStudip($this->uid, $this->sid);
$studipStatus = null;
if ($studip == true) {
///Logger::Log("inStudip", LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
$url = "{$databaseURI}/user/user/{$username}";
$message = null;
$this->userData = http_get($url, false, $message);
///Logger::Log("ostepuUser_url: ".$url, LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
///Logger::Log("ostepuUser_message: ".$message, LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
///Logger::Log("ostepuUser_data: ".$this->userData, LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
$this->userData = json_decode($this->userData, true);
// check if user exists in our system
if ($message != "404" && empty($this->userData) == false) {
// save logged in uid
$_SESSION['UID'] = $this->userData['id'];
// refresh Session in UI and DB
$refresh = $this->refreshSession();
if (isset($_GET['vid']) && (!isset($_GET['cid']) || $this->cid === null)) {
// convert vid to cid
// create course if does not exist
$this->cid = $this->convertVidToCid($_GET['vid']);
///Logger::Log("cid: ".$this->cid , LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
if ($this->cid === null) {
// create course
$studipStatus = $this->getUserStatusInStudip($this->uid, $this->vid);
if ($studipStatus === CourseStatus::getStatusDefinition(true)['administrator']) {
///Logger::Log("createCourse>>".$_GET['vid'] , LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
$courseObject = $this->getCourseInStudip($this->vid);
if ($courseObject !== null) {
$url = "{$logicURI}/course";
$courseObject = http_post_data($url, Course::encodeCourse($courseObject), false, $message);
if ($message === 201) {
// new course was created
$courseObject = Course::decodeCourse($courseObject);
if ($courseObject !== null) {
$this->cid = $courseObject->getId();
$url = "{$databaseURI}/externalid";
$externalId = ExternalId::createExternalId('S_' . $_GET['vid'], $this->cid);
$externalId = http_post_data($url, ExternalId::encodeExternalId($externalId), false, $message);
if ($message !== 201) {
// create externalId fails, remove course
$url = "{$logicURI}/course/course/" . $this->cid;
http_delete($url, false, $message);
$this->cid = null;
}
if ($this->cid !== null && $studipStatus === CourseStatus::getStatusDefinition(true)['administrator']) {
// redirect user to course settings
/// ???
}
}
}
}
}
}
}
if (!isset($this->cid) || $this->cid === null) {
set_error("unbekannte Veranstaltung!!!");
exit;
}
// get the courseStatus for given course
$this->courseStatus = $this->findCourseStatus();
///Logger::Log("courseStatus: ".$this->courseStatus , LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
// if user has no status in course create it
if (!isset($this->courseStatus)) {
if ($studipStatus === null) {
$studipStatus = $this->getUserStatusInStudip($this->uid, $this->vid);
}
if ($studipStatus !== null) {
///Logger::Log("createCourseStatus" , LogLevel::DEBUG, false, dirname(__FILE__) . '/../../auth.log');
// check whether an registration is allowed
$courseData = $this->getCourseData($this->cid);
if ($courseData === null) {
// no course data
set_error("Keine Veranstaltung gefunden!");
exit;
}
if ($courseData->getSettings() !== null) {
$end = Course::containsSetting($courseData, 'RegistrationPeriodEnd');
if ($end !== null && $end != 0 && $end < time()) {
// no registration allowed
set_error("Eine Anmeldung ist nicht möglich!!! Ablaufdatum: " . date('d.m.Y - H:i', $end));
exit;
}
}
$CourseStatusResponse = $this->createCourseStatus($this->userData['id'], $this->cid, $studipStatus);
// set courseStatus to studipStatus only if status is created in DB successfully
if ($CourseStatusResponse == true) {
$this->courseStatus = $studipStatus;
}
}
}
return $refresh;
} else {
// get new user from studIP
$newUser = $this->getUserInStudip($username);
// if user is a valid user
if ($newUser != "not found") {
///Logger::Log("creatUser: "******"");
}
}
}
}
return false;
}
public static function ExtractCourseStatus($data, $singleResult = false, $UserExtension = '', $CourseStatusExtension = '', $CourseExtension = '', $isResult = true)
{
// generates an assoc array of a user by using a defined list of its
// attributes
$user = DBJson::getObjectsByAttributes($data, User::getDBPrimaryKey(), User::getDBConvert(), $UserExtension);
// generates an assoc array of course stats by using a defined list of
// its attributes
$courseStatus = DBJson::getObjectsByAttributes($data, CourseStatus::getDBPrimaryKey(), CourseStatus::getDBConvert(), $CourseStatusExtension);
// generates an assoc array of courses by using a defined list of
// its attributes
$courses = DBJson::getObjectsByAttributes($data, Course::getDBPrimaryKey(), Course::getDBConvert(), $CourseExtension);
// concatenates the course stats and the associated courses
$res = DBJson::concatObjectListsSingleResult($data, $courseStatus, CourseStatus::getDBPrimaryKey(), CourseStatus::getDBConvert()['CS_course'], $courses, Course::getDBPrimaryKey(), $CourseExtension, $CourseStatusExtension);
// concatenates the users and the associated course stats
$res = DBJson::concatResultObjectLists($data, $user, User::getDBPrimaryKey(), User::getDBConvert()['U_courses'], $res, CourseStatus::getDBPrimaryKey(), $CourseStatusExtension, $UserExtension);
if ($isResult) {
// to reindex
// $res = array_merge($res);
$res = CourseStatus::decodeCourseStatus($res, false);
if ($singleResult == true) {
// only one object as result
if (count($res) > 0) {
$res = $res[0];
}
}
}
return $res;
}
/**
* @todo Receive the names from the database instead of defining it here.
*/
public function getStatusName($courseStatus)
{
$statusNames = CourseStatus::getStatusDefinition();
return $statusNames[$courseStatus];
}
