/**
* Distribute seats for several courses in a course set.
* No priorities are given.
*
* @param CourseSet $courseSet The course set containing the courses
* that seats shall be distributed for.
* @see CourseSet
*/
private function distributeByCourses($courseSet)
{
Log::DEBUG('start seat distribution for course set: ' . $courseSet->getId());
foreach ($courseSet->getCourses() as $course_id) {
$course = Course::find($course_id);
$free_seats = $course->getFreeSeats();
$claiming_users = AdmissionPriority::getPrioritiesByCourse($courseSet->getId(), $course->id);
$factored_users = $courseSet->getUserFactorList();
//apply bonus/malus to users, exclude participants
foreach (array_keys($claiming_users) as $user_id) {
if (!$course->getParticipantStatus($user_id)) {
$claiming_users[$user_id] = 1;
if (isset($factored_users[$user_id])) {
$claiming_users[$user_id] *= $factored_users[$user_id];
}
Log::DEBUG(sprintf('user %s gets factor %s', $user_id, $claiming_users[$user_id]));
} else {
unset($claiming_users[$user_id]);
Log::DEBUG(sprintf('user %s is already %s, ignoring', $user_id, $course->getParticipantStatus($user_id)));
}
}
Log::DEBUG(sprintf('distribute %s seats on %s claiming in course %s', $free_seats, count($claiming_users), $course->id));
$claiming_users = $this->rollTheDice($claiming_users);
Log::DEBUG('the die is cast: ' . print_r($claiming_users, 1));
$chosen_ones = array_slice(array_keys($claiming_users), 0, $free_seats);
Log::DEBUG('chosen ones: ' . print_r($chosen_ones, 1));
$this->addUsersToCourse($chosen_ones, $course);
if ($free_seats < count($claiming_users)) {
if (!$course->admission_disable_waitlist) {
$free_seats_waitlist = $course->admission_waitlist_max ?: count($claiming_users) - $free_seats;
$waiting_list_ones = array_slice(array_keys($claiming_users), $free_seats, $free_seats_waitlist);
Log::DEBUG('waiting list ones: ' . print_r($waiting_list_ones, 1));
$this->addUsersToWaitlist($waiting_list_ones, $course);
} else {
$free_seats_waitlist = 0;
}
if ($free_seats_waitlist + $free_seats < count($claiming_users)) {
$remaining_ones = array_slice(array_keys($claiming_users), $free_seats_waitlist + $free_seats);
Log::DEBUG('remaining ones: ' . print_r($remaining_ones, 1));
$this->notifyRemainingUsers($remaining_ones, $course);
}
}
}
}
/**
* Exports member-list for a Stud.IP-lecture.
*
* This function gets the data of the members of a lecture and writes it into $data_object.
* It calls output_data afterwards.
*
* @access public
* @param string $inst_id Stud.IP-inst_id for export
* @param string $ex_sem_id allows to choose which lecture is to be exported
*/
function export_teilis($inst_id, $ex_sem_id = "no")
{
global $range_id, $xml_file, $o_mode, $xml_names_person, $xml_groupnames_person, $xml_names_studiengaenge, $xml_groupnames_studiengaenge, $object_counter, $filter, $SEM_CLASS, $SEM_TYPE, $SessSemName;
if ($filter == 'status') {
$query = "SELECT statusgruppe_id, name\n FROM statusgruppen\n WHERE range_id = ?\n ORDER BY position ASC";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($ex_sem_id));
$gruppe = $statement->fetchGrouped(PDO::FETCH_COLUMN);
$gruppe['no'] = _('keiner Funktion oder Gruppe zugeordnet');
} else {
if (!in_array($filter, words('awaiting claiming'))) {
if (!$SEM_CLASS[$SEM_TYPE[$SessSemName['art_num']]['class']]['workgroup_mode']) {
$gruppe = array('dozent' => _('Lehrende'), 'tutor' => _('Tutor/-innen'), 'autor' => _('Studierende'), 'user' => _('Leser/-innen'), 'accepted' => _('Vorläufig akzeptierte Personen'));
} else {
$gruppe = array('dozent' => _('Leitung'), 'tutor' => _('Mitglieder'), 'autor' => _('Autor/-innen'), 'user' => _('Leser/-innen'), 'accepted' => _('Vorläufig akzeptierte Personen'));
}
} else {
$gruppe[$filter] = _('Anmeldeliste');
}
}
$data_object .= xml_open_tag($xml_groupnames_person['group']);
while (list($key1, $val1) = each($gruppe)) {
$parameters = array();
if ($filter == 'status') {
// Gruppierung nach Statusgruppen / Funktionen
if ($key1 == 'no') {
$query = "SELECT ui.*, aum.*, su.*, FROM_UNIXTIME(su.mkdate) AS registration_date,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, user_studiengang.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM seminar_user AS su\n LEFT JOIN auth_user_md5 AS aum USING (user_id)\n LEFT JOIN user_info AS ui USING (user_id)\n LEFT JOIN user_studiengang USING (user_id)\n LEFT JOIN studiengaenge AS sg USING(studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE seminar_id = :seminar_id\n GROUP BY aum.user_id\n ORDER BY Nachname";
$parameters[':seminar_id'] = $ex_sem_id;
} else {
$query = "SELECT DISTINCT ui.*, aum.*, su.*, FROM_UNIXTIME(su.mkdate) AS registration_date,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, user_studiengang.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM statusgruppe_user\n LEFT JOIN seminar_user AS su USING (user_id)\n LEFT JOIN auth_user_md5 AS aum USING (user_id)\n LEFT JOIN user_info AS ui USING (user_id)\n LEFT JOIN user_studiengang USING(user_id)\n LEFT JOIN studiengaenge AS sg USING(studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE statusgruppe_id = :statusgruppe_id AND seminar_id = :seminar_id\n GROUP BY aum.user_id\n ORDER BY Nachname";
$parameters[':seminar_id'] = $ex_sem_id;
$parameters[':statusgruppe_id'] = $key1;
}
} else {
if ($key1 == 'accepted') {
$query = "SELECT ui.*, aum.*, asu.comment,\n FROM_UNIXTIME(asu.mkdate) AS registration_date,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, user_studiengang.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM admission_seminar_user AS asu\n LEFT JOIN user_info AS ui USING (user_id)\n LEFT JOIN auth_user_md5 AS aum USING (user_id)\n LEFT JOIN user_studiengang USING (user_id)\n LEFT JOIN studiengaenge AS sg ON (user_studiengang.studiengang_id = sg.studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE seminar_id = :seminar_id AND asu.status = 'accepted'\n GROUP BY aum.user_id\n ORDER BY Nachname";
$parameters[':seminar_id'] = $ex_sem_id;
} elseif ($key1 == 'awaiting') {
$query = "SELECT ui.*, aum.*, asu.comment,\n asu.position AS admission_position,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, user_studiengang.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM admission_seminar_user AS asu\n LEFT JOIN user_info AS ui USING(user_id)\n LEFT JOIN auth_user_md5 AS aum USING(user_id)\n LEFT JOIN user_studiengang USING(user_id)\n LEFT JOIN studiengaenge AS sg ON (user_studiengang.studiengang_id = sg.studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE asu.seminar_id = :seminar_id AND asu.status != 'accepted'\n GROUP BY aum.user_id ORDER BY position";
$parameters[':seminar_id'] = $ex_sem_id;
} elseif ($key1 == 'claiming') {
$cs = CourseSet::getSetForCourse($ex_sem_id);
if (is_object($cs) && !$cs->hasAlgorithmRun()) {
$parameters[':users'] = array_keys(AdmissionPriority::getPrioritiesByCourse($cs->getId(), $ex_sem_id));
} else {
$parameters[':users'] = array();
}
$query = "SELECT ui.*, aum.*, '' as comment,\n 0 AS admission_position,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, user_studiengang.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM auth_user_md5 AS aum\n INNER JOIN user_info AS ui USING(user_id)\n LEFT JOIN user_studiengang USING(user_id)\n LEFT JOIN studiengaenge AS sg ON (user_studiengang.studiengang_id = sg.studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE aum.user_id IN (:users)\n GROUP BY aum.user_id ORDER BY Nachname";
} else {
$query = "SELECT ui.*, aum.*, su.*, FROM_UNIXTIME(su.mkdate) AS registration_date,\n GROUP_CONCAT(CONCAT_WS(',', sg.name, a.name, us.semester) SEPARATOR '; ') AS nutzer_studiengaenge\n FROM seminar_user AS su\n LEFT JOIN auth_user_md5 AS aum USING ( user_id )\n LEFT JOIN user_info AS ui USING ( user_id )\n LEFT JOIN user_studiengang AS us USING(user_id)\n LEFT JOIN studiengaenge AS sg USING (studiengang_id)\n LEFT JOIN abschluss AS a USING (abschluss_id)\n WHERE seminar_id = :seminar_id AND su.status = :status\n GROUP BY aum.user_id\n ORDER BY " . ($key1 == 'dozent' ? 'position, ' : '') . "Nachname";
$parameters[':seminar_id'] = $ex_sem_id;
$parameters[':status'] = $key1;
}
}
$statement = DBManager::get()->prepare($query);
$statement->execute($parameters);
$data = $statement->fetchAll(PDO::FETCH_ASSOC);
$data_object_tmp = '';
$object_counter_tmp = $object_counter;
if (count($data) > 0) {
$data_object_tmp .= xml_open_tag($xml_groupnames_person['subgroup1'], $val1);
foreach ($data as $row) {
// Nur Personen ausgeben, die entweder einer Gruppe angehoeren
// oder zur Veranstaltung gehoeren und noch nicht ausgegeben wurden.
if ($key1 != 'no' || $person_out[$row['user_id']] != true) {
$object_counter += 1;
$data_object_tmp .= xml_open_tag($xml_groupnames_person["object"], $row['username']);
reset($xml_names_person);
while (list($key, $val) = each($xml_names_person)) {
if ($val == '') {
$val = $key;
}
if ($row[$key] != '') {
$data_object_tmp .= xml_tag($val, $row[$key]);
}
}
// freie Datenfelder ausgeben
$data_object_tmp .= export_datafields($row['user_id'], $xml_groupnames_person['childgroup1'], $xml_groupnames_person['childobject1'], 'user');
$data_object_tmp .= xml_close_tag($xml_groupnames_person['object']);
$person_out[$row['user_id']] = true;
}
}
$data_object_tmp .= xml_close_tag($xml_groupnames_person['subgroup1']);
if ($object_counter_tmp != $object_counter) {
$data_object .= $data_object_tmp;
}
}
}
$data_object .= xml_close_tag($xml_groupnames_person['group']);
if (!in_array($filter, words('status awaiting accepted'))) {
$query = "SELECT CONCAT_WS(',', studiengaenge.name, abschluss.name) AS name, COUNT(*) AS c\n FROM seminar_user\n INNER JOIN user_studiengang USING (user_id)\n LEFT JOIN studiengaenge USING (studiengang_id)\n LEFT JOIN abschluss USING (abschluss_id)\n WHERE seminar_id = ?\n GROUP BY name";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($ex_sem_id));
$studiengang_count = $statement->fetchGrouped(PDO::FETCH_COLUMN);
if (count($studiengang_count) > 0) {
$data_object .= xml_open_tag($xml_groupnames_studiengaenge["group"]);
for ($i = 0; $i < count($studiengang_count); $i += 1) {
// TODO: Is this really neccessary?
while (list($key, $val) = each($studiengang_count)) {
$data_object .= xml_open_tag($xml_groupnames_studiengaenge['object']);
$data_object .= xml_tag($xml_names_studiengaenge['name'], $key);
$data_object .= xml_tag($xml_names_studiengaenge['count'], $val);
$data_object .= xml_close_tag($xml_groupnames_studiengaenge['object']);
}
}
$data_object .= xml_close_tag($xml_groupnames_studiengaenge['group']);
}
}
output_data($data_object, $o_mode);
}
/**
* Lets the user compose a message and send it.
*/
public function write_action()
{
PageLayout::setTitle(_("Neue Nachricht schreiben"));
//collect possible default adressees
$this->to = array();
$this->default_message = new Message();
if (Request::username("rec_uname")) {
$user = new MessageUser();
$user->setData(array('user_id' => get_userid(Request::username("rec_uname")), 'snd_rec' => "rec"));
$this->default_message->receivers[] = $user;
}
if (Request::getArray("rec_uname")) {
foreach (Request::usernameArray("rec_uname") as $username) {
$user = new MessageUser();
$user->setData(array('user_id' => get_userid($username), 'snd_rec' => "rec"));
$this->default_message->receivers[] = $user;
}
}
if (Request::option("group_id")) {
$this->default_message->receivers = array();
$group = Statusgruppen::find(Request::option("group_id"));
if ($group['range_id'] === $GLOBALS['user']->id || $GLOBALS['perm']->have_studip_perm("autor", $group['range_id'])) {
foreach ($group->members as $member) {
$user = new MessageUser();
$user->setData(array('user_id' => $member['user_id'], 'snd_rec' => "rec"));
$this->default_message->receivers[] = $user;
}
}
}
if (Request::get('inst_id') && $GLOBALS['perm']->have_perm('admin')) {
$query = "SELECT user_id FROM user_inst WHERE Institut_id = ? AND inst_perms != 'user'";
$this->default_message->receivers = DBManager::get()->fetchAll($query, array(Request::option('inst_id')), 'MessageUser::build');
}
if (Request::get("filter") && Request::option("course_id")) {
$course = new Course(Request::option('course_id'));
if ($GLOBALS['perm']->have_studip_perm("tutor", Request::option('course_id')) || $course->getSemClass()['studygroup_mode']) {
$this->default_message->receivers = array();
if (Request::get("filter") === 'claiming') {
$cs = CourseSet::getSetForCourse(Request::option("course_id"));
if (is_object($cs) && !$cs->hasAlgorithmRun()) {
foreach (AdmissionPriority::getPrioritiesByCourse($cs->getId(), Request::option("course_id")) as $user_id => $p) {
$this->default_message->receivers[] = MessageUser::build(array('user_id' => $user_id, 'snd_rec' => 'rec'));
}
}
} else {
$params = array(Request::option('course_id'), Request::option('who'));
switch (Request::get("filter")) {
case 'send_sms_to_all':
$query = "SELECT b.user_id,'rec' as snd_rec FROM seminar_user a, auth_user_md5 b WHERE a.Seminar_id = ? AND a.user_id = b.user_id AND a.status = ? ORDER BY Nachname, Vorname";
break;
case 'all':
$query = "SELECT user_id,'rec' as snd_rec FROM seminar_user LEFT JOIN auth_user_md5 USING(user_id) WHERE Seminar_id = ? ORDER BY Nachname, Vorname";
break;
case 'prelim':
$query = "SELECT user_id,'rec' as snd_rec FROM admission_seminar_user LEFT JOIN auth_user_md5 USING(user_id) WHERE seminar_id = ? AND status='accepted' ORDER BY Nachname, Vorname";
break;
case 'awaiting':
$query = "SELECT user_id,'rec' as snd_rec FROM admission_seminar_user LEFT JOIN auth_user_md5 USING(user_id) WHERE seminar_id = ? AND status='awaiting' ORDER BY Nachname, Vorname";
break;
case 'inst_status':
$query = "SELECT b.user_id,'rec' as snd_rec FROM user_inst a, auth_user_md5 b WHERE a.Institut_id = ? AND a.user_id = b.user_id AND a.inst_perms = ? ORDER BY Nachname, Vorname";
break;
}
$this->default_message->receivers = DBManager::get()->fetchAll($query, $params, 'MessageUser::build');
}
}
}
if (Request::option('prof_id') && Request::option('deg_id') && $GLOBALS['perm']->have_perm('root')) {
$query = "SELECT DISTINCT user_id,'rec' as snd_rec\n FROM user_studiengang\n WHERE studiengang_id = ? AND abschluss_id = ?";
$this->default_message->receivers = DBManager::get()->fetchAll($query, array(Request::option('prof_id'), Request::option('deg_id')), 'MessageUser::build');
}
if (Request::option('sd_id') && $GLOBALS['perm']->have_perm('root')) {
$query = "SELECT DISTINCT user_id,'rec' as snd_rec\n FROM user_studiengang\n WHERE abschluss_id = ?";
$this->default_message->receivers = DBManager::get()->fetchAll($query, array(Request::option('sd_id')), 'MessageUser::build');
}
if (Request::option('sp_id') && $GLOBALS['perm']->have_perm('root')) {
$query = "SELECT DISTINCT user_id,'rec' as snd_rec\n FROM user_studiengang\n WHERE studiengang_id = ?";
$this->default_message->receivers = DBManager::get()->fetchAll($query, array(Request::option('sp_id')), 'MessageUser::build');
}
if (!$this->default_message->receivers->count() && is_array($_SESSION['sms_data']['p_rec'])) {
$this->default_message->receivers = DBManager::get()->fetchAll("SELECT user_id,'rec' as snd_rec FROM auth_user_md5 WHERE username IN(?) ORDER BY Nachname,Vorname", array($_SESSION['sms_data']['p_rec']), 'MessageUser::build');
unset($_SESSION['sms_data']);
}
if (Request::option("answer_to")) {
$this->default_message->receivers = array();
$old_message = new Message(Request::option("answer_to"));
if (!$old_message->permissionToRead()) {
throw new AccessDeniedException("Message is not for you.");
}
if (!Request::get('forward')) {
if (Request::option("quote") === $old_message->getId()) {
if (Studip\Markup::isHtml($old_message['message'])) {
$this->default_message['message'] = "<div>[quote]\n" . $old_message['message'] . "\n[/quote]</div>";
} else {
$this->default_message['message'] = "[quote]\n" . $old_message['message'] . "\n[/quote]";
}
}
$this->default_message['subject'] = substr($old_message['subject'], 0, 4) === "RE: " ? $old_message['subject'] : "RE: " . $old_message['subject'];
$user = new MessageUser();
$user->setData(array('user_id' => $old_message['autor_id'], 'snd_rec' => "rec"));
$this->default_message->receivers[] = $user;
$this->answer_to = $old_message->id;
} else {
$messagesubject = 'FWD: ' . $old_message['subject'];
$message = _("-_-_ Weitergeleitete Nachricht _-_-");
$message .= "\n" . _("Betreff") . ": " . $old_message['subject'];
$message .= "\n" . _("Datum") . ": " . strftime('%x %X', $old_message['mkdate']);
$message .= "\n" . _("Von") . ": " . get_fullname($old_message['autor_id']);
$num_recipients = $old_message->getNumRecipients();
if ($GLOBALS['user']->id == $old_message->autor_id) {
$message .= "\n" . _("An") . ": " . ($num_recipients == 1 ? _('Eine Person') : sprintf(_('%s Personen'), $num_recipients));
} else {
$message .= "\n" . _("An") . ": " . $GLOBALS['user']->getFullname() . ($num_recipients > 1 ? ' ' . sprintf(_('(und %d weitere)'), $num_recipients) : '');
}
$message .= "\n\n";
if (Studip\Markup::isHtml($old_message['message'])) {
$message = '<div>' . htmlReady($message, false, true) . '</div>' . $old_message['message'];
} else {
$message .= $old_message['message'];
}
if (count($old_message->attachments)) {
Request::set('message_id', $old_message->getNewId());
foreach ($old_message->attachments as $attachment) {
$attachment->range_id = 'provisional';
$attachment->seminar_id = $GLOBALS['user']->id;
$attachment->autor_host = $_SERVER['REMOTE_ADDR'];
$attachment->user_id = $GLOBALS['user']->id;
$attachment->description = Request::option('message_id');
$new_attachment = $attachment->toArray(array('range_id', 'user_id', 'seminar_id', 'name', 'description', 'filename', 'filesize'));
$new_attachment = StudipDocument::createWithFile(get_upload_file_path($attachment->getId()), $new_attachment);
$this->default_attachments[] = array('icon' => GetFileIcon(getFileExtension($new_attachment['filename']))->asImg(['class' => "text-bottom"]), 'name' => $new_attachment['filename'], 'document_id' => $new_attachment->id, 'size' => relsize($new_attachment['filesize'], false));
}
}
$this->default_message['subject'] = $messagesubject;
$this->default_message['message'] = $message;
}
}
if (Request::get("default_body")) {
$this->default_message['message'] = Request::get("default_body");
}
if (Request::get("default_subject")) {
$this->default_message['subject'] = Request::get("default_subject");
}
$settings = UserConfig::get($GLOBALS['user']->id)->MESSAGING_SETTINGS;
$this->mailforwarding = Request::get('emailrequest') ? true : $settings['request_mail_forward'];
if (trim($settings['sms_sig'])) {
if (Studip\Markup::isHtml($this->default_message['message']) || Studip\Markup::isHtml($settings['sms_sig'])) {
if (!Studip\Markup::isHtml($this->default_message['message'])) {
$this->default_message['message'] = '<div>' . nl2br($this->default_message['message']) . '</div>';
}
$this->default_message['message'] .= '<br><br>--<br>';
if (Studip\Markup::isHtml($settings['sms_sig'])) {
$this->default_message['message'] .= $settings['sms_sig'];
} else {
$this->default_message['message'] .= formatReady($settings['sms_sig']);
}
} else {
$this->default_message['message'] .= "\n\n--\n" . $settings['sms_sig'];
}
}
NotificationCenter::postNotification("DefaultMessageForComposerCreated", $this->default_message);
}
/**
* A person applies for a course.
*/
function apply_action()
{
$user_id = $GLOBALS['user']->id;
$courseset = CourseSet::getSetForCourse($this->course_id);
$this->course_name = PageLayout::getTitle();
if ($courseset) {
$errors = $courseset->checkAdmission($user_id, $this->course_id);
if (count($errors)) {
$this->courseset_message = $courseset->toString(true);
$this->admission_error = MessageBox::error(_("Die Anmeldung war nicht erfolgreich."), $errors);
foreach ($courseset->getAdmissionRules() as $rule) {
$admission_form .= $rule->getInput();
}
if ($admission_form) {
$this->admission_form = $admission_form;
}
} else {
if ($courseset->isSeatDistributionEnabled()) {
if ($courseset->hasAlgorithmRun()) {
if ($courseset->getSeatDistributionTime()) {
$msg = _("Die Plätze in dieser Veranstaltung wurden automatisch verteilt.");
}
if (StudipLock::get('enrolment' . $this->course_id)) {
$course = Course::find($this->course_id);
if ($course->getFreeSeats() && !$course->getNumWaiting()) {
$enrol_user = true;
} else {
if ($course->isWaitlistAvailable()) {
$seminar = new Seminar($course);
if ($seminar->addToWaitlist($user_id, 'last')) {
$msg_details[] = sprintf(_("Alle Plätze sind belegt, Sie wurden daher auf Platz %s der Warteliste gesetzt."), $maxpos);
}
} else {
$this->admission_error = MessageBox::error(_("Die Anmeldung war nicht erfolgreich. Alle Plätze sind belegt und es steht keine Warteliste zur Verfügung."));
}
}
} else {
$this->admission_error = MessageBox::error(_("Die Anmeldung war wegen technischer Probleme nicht erfolgreich. Bitte versuchen Sie es später noch einmal."));
}
} else {
$msg = _("Die Plätze in dieser Veranstaltung werden automatisch verteilt.");
if ($limit = $courseset->getAdmissionRule('LimitedAdmission')) {
$msg_details[] = sprintf(_("Diese Veranstaltung gehört zu einem Anmeldeset mit %s Veranstaltungen. Sie können maximal %s davon belegen. Bei der Verteilung werden die von Ihnen gewünschten Prioritäten berücksichtigt."), count($courseset->getCourses()), $limit->getMaxNumber());
$this->user_max_limit = $limit->getMaxNumberForUser($user_id);
if (get_config('IMPORTANT_SEMNUMBER')) {
$order = "ORDER BY VeranstaltungsNummer, Name";
} else {
$order = "ORDER BY Name";
}
$this->priocourses = Course::findMany($courseset->getCourses(), $order);
$this->user_prio = AdmissionPriority::getPrioritiesByUser($courseset->getId(), $user_id);
$this->max_limit = $limit->getMaxNumber();
$this->prio_stats = AdmissionPriority::getPrioritiesStats($courseset->getId());
$this->already_claimed = count($this->user_prio);
} else {
$this->priocourses = Course::find($this->course_id);
$this->already_claimed = array_key_exists($this->course_id, AdmissionPriority::getPrioritiesByUser($courseset->getId(), $user_id));
}
$msg_details[] = _("Zeitpunkt der automatischen Verteilung: ") . strftime("%x %X", $courseset->getSeatDistributionTime());
$this->num_claiming = count(AdmissionPriority::getPrioritiesByCourse($courseset->getId(), $this->course_id));
if ($this->already_claimed) {
$msg_details[] = _("Sie sind bereits für die Verteilung angemeldet.");
}
}
$this->courseset_message = MessageBox::info($msg, $msg_details);
} else {
$enrol_user = true;
}
}
} else {
$enrol_user = true;
}
if ($enrol_user) {
$course = Seminar::GetInstance($this->course_id);
if ($course->admission_prelim) {
if (!$course->isStudygroup() && $course->admission_prelim_txt && !Request::submitted('apply')) {
$this->admission_prelim_txt = $course->admission_prelim_txt;
$this->admission_prelim_comment = Config::get()->ADMISSION_PRELIM_COMMENT_ENABLE;
$this->admission_form = $this->render_template_as_string('course/enrolment/prelim');
} else {
if (Request::get('admission_comment')) {
$admission_comment = get_fullname() . ': ' . Request::get('admission_comment');
} else {
$admission_comment = '';
}
if ($course->addPreliminaryMember($user_id, $admission_comment)) {
if ($course->isStudygroup()) {
if (StudygroupModel::isInvited($user_id, $this->course_id)) {
// an invitation exists, so accept the join request automatically
$status = 'autor';
StudygroupModel::accept_user(get_username($user_id), $this->course_id);
StudygroupModel::cancelInvitation(get_username($user_id), $this->course_id);
$success = sprintf(_("Sie wurden in die Veranstaltung %s als %s eingetragen."), $course->getName(), get_title_for_status($status, 1));
PageLayout::postMessage(MessageBox::success($success));
} else {
$success = sprintf(_("Sie wurden auf die Anmeldeliste der Studiengruppe %s eingetragen. Die Moderatoren der Studiengruppe können Sie jetzt freischalten."), $course->getName());
PageLayout::postMessage(MessageBox::success($success));
}
} else {
$success = sprintf(_("Sie wurden in die Veranstaltung %s vorläufig eingetragen."), $course->getName());
PageLayout::postMessage(MessageBox::success($success));
}
}
}
} else {
$status = 'autor';
if ($course->addMember($user_id, $status)) {
$success = sprintf(_("Sie wurden in die Veranstaltung %s als %s eingetragen."), $course->getName(), get_title_for_status($status, 1));
PageLayout::postMessage(MessageBox::success($success));
$this->enrol_user = true;
if (StudygroupModel::isInvited($user_id, $this->course_id)) {
// delete an existing invitation
StudygroupModel::cancelInvitation(get_username($user_id), $this->course_id);
}
}
}
unset($this->courseset_message);
}
StudipLock::release();
}
function change_course_set_action()
{
CSRFProtection::verifyUnsafeRequest();
if (Request::submitted('change_course_set_assign') && Request::get('course_set_assign') && !LockRules::Check($this->course_id, 'admission_type')) {
$cs = new CourseSet(Request::option('course_set_assign'));
if ($cs->isUserAllowedToAssignCourse($this->user_id, $this->course_id)) {
CourseSet::addCourseToSet($cs->getId(), $this->course_id);
$cs->load();
if (in_array($this->course_id, $cs->getCourses())) {
PageLayout::postMessage(MessageBox::success(sprintf(_("Die Zuordnung zum Anmeldeset %s wurde durchgeführt."), htmlReady($cs->getName()))));
}
}
}
if (Request::submitted('change_course_set_unassign') && !LockRules::Check($this->course_id, 'admission_type')) {
$this->response->add_header('X-Title', _('Anmelderegeln aufheben'));
if ($this->course->getNumWaiting() && !Request::submitted('change_course_set_unassign_yes')) {
$question = sprintf(_("In dieser Veranstaltung existiert eine Warteliste. Die bestehende Warteliste mit %s Einträgen wird gelöscht. Sind sie sicher?"), $this->course->getNumWaiting());
}
$cs = CourseSet::getSetForCourse($this->course_id);
if ($cs) {
$priorities = AdmissionPriority::getPrioritiesByCourse($cs->getId(), $this->course_id);
if (count($priorities) && !Request::submitted('change_course_set_unassign_yes')) {
$question = sprintf(_("In dieser Veranstaltung existiert eine Anmeldeliste (Losverfahren am %s). Die bestehende Anmeldeliste mit %s Einträgen wird gelöscht. Sind sie sicher?"), strftime('%x %R', $cs->getSeatDistributionTime()), count($priorities));
}
}
if (!$question && $cs) {
CourseSet::removeCourseFromSet($cs->getId(), $this->course_id);
$cs->load();
if (!in_array($this->course_id, $cs->getCourses())) {
PageLayout::postMessage(MessageBox::success(sprintf(_("Die Zuordnung zum Anmeldeset %s wurde aufgehoben."), htmlReady($cs->getName()))));
}
if (!count($cs->getCourses()) && $cs->isGlobal() && $cs->getUserid() != '') {
$cs->delete();
}
if ($this->course->getNumWaiting()) {
$num_moved = 0;
foreach ($this->course->admission_applicants->findBy('status', 'awaiting') as $applicant) {
setTempLanguage($applicant->user_id);
$message_body = sprintf(_('Die Warteliste der Veranstaltung **%s** wurde deaktiviert, Sie sind damit __nicht__ zugelassen worden.'), $this->course->name);
$message_title = sprintf(_("Statusänderung %s"), $this->course->name);
messaging::sendSystemMessage($applicant->user_id, $message_title, $message_body);
restoreLanguage();
$num_moved += $applicant->delete();
}
if ($num_moved) {
PageLayout::postMessage(MessageBox::success(sprintf(_("%s Wartende wurden entfernt."), $num_moved)));
}
}
}
}
if (!$question) {
$this->redirect($this->url_for('/index'));
} else {
$this->request = array('change_course_set_unassign' => 1);
$this->button_yes = 'change_course_set_unassign_yes';
PageLayout::postMessage(MessageBox::info($question));
$this->render_template('course/admission/_change_admission.php');
}
}
function get_courses($seminare_condition)
{
global $perm, $user;
list($institut_id, $all) = explode('_', $this->current_institut_id);
// Prepare count statements
$query = "SELECT count(*)\n FROM seminar_user\n WHERE seminar_id = ? AND status IN ('user', 'autor')";
$count0_statement = DBManager::get()->prepare($query);
$query = "SELECT SUM(status = 'accepted') AS count2,\n SUM(status = 'awaiting') AS count3\n FROM admission_seminar_user\n WHERE seminar_id = ?\n GROUP BY seminar_id";
$count1_statement = DBManager::get()->prepare($query);
$parameters = array();
$sql = "SELECT seminare.seminar_id,seminare.Name as course_name,seminare.VeranstaltungsNummer as course_number,\n admission_prelim, admission_turnout,seminar_courseset.set_id\n FROM seminar_courseset\n INNER JOIN courseset_rule csr ON csr.set_id=seminar_courseset.set_id AND csr.type='ParticipantRestrictedAdmission'\n INNER JOIN seminare ON seminar_courseset.seminar_id=seminare.seminar_id\n ";
if ($institut_id == 'all' && $perm->have_perm('root')) {
$sql .= "WHERE 1 {$seminare_condition} ";
} elseif ($all == 'all') {
$sql .= "INNER JOIN Institute USING (Institut_id)\n WHERE Institute.fakultaets_id = ? {$seminare_condition}\n ";
$parameters[] = $institut_id;
} else {
$sql .= "WHERE seminare.Institut_id = ? {$seminare_condition}\n ";
$parameters[] = $institut_id;
}
$sql .= "GROUP BY seminare.Seminar_id ORDER BY seminar_courseset.set_id, seminare.Name";
$statement = DBManager::get()->prepare($sql);
$statement->execute($parameters);
$csets = array();
$ret = array();
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
$seminar_id = $row['seminar_id'];
$ret[$seminar_id] = $row;
$count0_statement->execute(array($seminar_id));
$count = $count0_statement->fetchColumn();
$ret[$seminar_id]['count_teilnehmer'] = $count;
$count1_statement->execute(array($seminar_id));
$counts = $count1_statement->fetch(PDO::FETCH_ASSOC);
$ret[$seminar_id]['count_prelim'] = (int) $counts['count2'];
$ret[$seminar_id]['count_waiting'] = (int) $counts['count3'];
if (!$csets[$row['set_id']]) {
$csets[$row['set_id']] = new CourseSet($row['set_id']);
}
$cs = $csets[$row['set_id']];
$ret[$seminar_id]['cs_name'] = $cs->getName();
$ret[$seminar_id]['distribution_time'] = $cs->getSeatDistributionTime();
if ($ret[$seminar_id]['distribution_time'] < time() - 1000 && !$cs->hasAlgorithmRun()) {
$this->not_distributed_coursesets[] = $cs->getName();
}
if ($ta = $cs->getAdmissionRule('TimedAdmission')) {
$ret[$seminar_id]['start_time'] = $ta->getStartTime();
$ret[$seminar_id]['end_time'] = $ta->getEndTime();
}
if (!$cs->hasAlgorithmRun()) {
$ret[$seminar_id]['count_claiming'] = count(AdmissionPriority::getPrioritiesByCourse($row['set_id'], $seminar_id));
}
}
return $ret;
}
/**
* @param string $sort_status
* @param string $order_by
* @return SimpleCollection
*/
function getAdmissionMembers($sort_status = 'autor', $order_by = 'nachname asc')
{
$cs = CourseSet::getSetForCourse($this->course_id);
$claiming = array();
if (is_object($cs) && !$cs->hasAlgorithmRun()) {
foreach (AdmissionPriority::getPrioritiesByCourse($cs->getId(), $this->course_id) as $user_id => $p) {
$user = User::find($user_id);
$data = $user->toArray('user_id username vorname nachname email');
$data['fullname'] = $user->getFullname('full_rev');
$data['position'] = $p;
$data['visible'] = 'unknown';
$data['status'] = 'claiming';
$claiming[] = $data;
}
}
$query = "SELECT asu.user_id,username,vorname,nachname,email,status,position,asu.mkdate,asu.visible, asu.comment,\n " . $GLOBALS['_fullname_sql']['full_rev'] . " as fullname\n FROM admission_seminar_user asu INNER JOIN auth_user_md5 USING(user_id)\n INNER JOIN user_info USING(user_id)\n WHERE seminar_id = ? ORDER BY position, nachname ASC";
$st = DBManager::get()->prepare($query);
$st->execute(array($this->course_id));
$application_members = SimpleCollection::createFromArray(array_merge($claiming, $st->fetchAll(PDO::FETCH_ASSOC)));
$filtered_members = array();
foreach (words('awaiting accepted claiming') as $status) {
$filtered_members[$status] = $application_members->findBy('status', $status);
if ($status == $sort_status) {
$filtered_members[$status]->orderBy($order_by, strpos($order_by, 'nachname') === false ? SORT_NUMERIC : SORT_LOCALE_STRING);
}
}
return $filtered_members;
}
public static function getWaitingList($user_id)
{
$claiming = DBManager::get()->fetchAll("SELECT set_id, priorities.seminar_id,'claiming' as status, seminare.Name, seminare.Ort\n FROM priorities\n INNER JOIN seminare USING(seminar_id)\n WHERE user_id = ?", array($user_id));
$csets = array();
foreach ($claiming as $k => $claim) {
if (!$csets[$claim['set_id']]) {
$csets[$claim['set_id']] = new CourseSet($claim['set_id']);
}
$cs = $csets[$claim['set_id']];
if (!$cs->hasAlgorithmRun()) {
$claiming[$k]['admission_endtime'] = $cs->getSeatDistributionTime();
$num_claiming = count(AdmissionPriority::getPrioritiesByCourse($claim['set_id'], $claim['seminar_id']));
$free = Course::find($claim['seminar_id'])->getFreeSeats();
if ($free <= 0) {
$claiming[$k]['admission_chance'] = 0;
} else {
if ($free >= $num_claiming) {
$claiming[$k]['admission_chance'] = 100;
} else {
$claiming[$k]['admission_chance'] = round($free / $num_claiming * 100);
}
}
} else {
unset($claiming[$k]);
}
}
$stmt = DBManager::get()->prepare("SELECT admission_seminar_user.*, seminare.status as sem_status, " . "seminare.Name, seminare.Ort " . "FROM admission_seminar_user " . "INNER JOIN seminare USING(seminar_id) " . "WHERE user_id = ? " . "ORDER BY admission_seminar_user.status, name");
$stmt->execute(array($user_id));
$waitlists = array_merge($claiming, $stmt->fetchAll());
return $waitlists;
}
