/**
* Exports lecture-data.
*
* This function gets the data of the lectures at an institute 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 $ex_sem_id allows to choose if only a specific lecture is to be exported
*/
function export_sem($inst_id, $ex_sem_id = 'all')
{
global $range_id, $xml_file, $o_mode, $xml_names_lecture, $xml_groupnames_lecture, $object_counter, $SEM_TYPE, $SEM_CLASS, $filter, $ex_sem, $ex_sem_class, $ex_person_details, $persons;
$ex_only_homeinst = Request::int('ex_only_homeinst', 0);
// Prepare user count statement
$query = "SELECT COUNT(user_id)\n FROM seminar_user\n WHERE seminar_id = ? AND status = 'autor'";
$count_statement = DBManager::get()->prepare($query);
// Prepare inner statement
$query = "SELECT seminar_user.position,\n auth_user_md5.user_id, auth_user_md5.username, auth_user_md5.Vorname, auth_user_md5.Nachname,\n user_info.title_front, user_info.title_rear\n FROM seminar_user\n LEFT JOIN user_info USING (user_id)\n LEFT JOIN auth_user_md5 USING (user_id)\n WHERE seminar_user.status = 'dozent' AND seminar_user.Seminar_id = ?\n ORDER BY seminar_user.position";
$inner_statement = DBManager::get()->prepare($query);
// Prepare (build) and execute outmost query
switch ($filter) {
case "seminar":
$order = " seminare.Name";
break;
case "status":
$order = "seminare.status, seminare.Name";
$group = "FIRSTGROUP";
$group_tab_zelle = "status";
$do_group = true;
break;
default:
$order = "seminare.status, seminare.Name";
$group = "FIRSTGROUP";
$group_tab_zelle = "status";
$do_group = true;
}
$parameters = array();
if (isset($ex_sem) && ($semester = Semester::find($ex_sem))) {
$addquery = " AND seminare.start_time <= :begin AND (:begin <= (seminare.start_time + seminare.duration_time) OR seminare.duration_time = -1) ";
$parameters[':begin'] = $semester->beginn;
}
if ($ex_sem_id != 'all') {
if ($ex_sem_id == 'root') {
$addquery .= " AND EXISTS (SELECT * FROM seminar_sem_tree WHERE seminar_sem_tree.seminar_id = seminare.Seminar_id) ";
} else {
if (!is_array($ex_sem_id)) {
$ex_sem_id = array($ex_sem_id);
}
$ex_sem_id = array_flip($ex_sem_id);
}
}
if (!$GLOBALS['perm']->have_perm('root') && !$GLOBALS['perm']->have_studip_perm('admin', $inst_id)) {
$addquery .= " AND visible = 1 ";
}
if (count($ex_sem_class) > 0) {
$allowed_sem_types = array();
foreach (array_keys($ex_sem_class) as $semclassid) {
$allowed_sem_types += array_keys(SeminarCategories::get($semclassid)->getTypes());
}
$addquery .= " AND seminare.status IN (:status) ";
$parameters[':status'] = $allowed_sem_types;
} else {
$addquery .= " AND seminare.status NOT IN (:status) ";
$parameters[':status'] = studygroup_sem_types() ?: '';
}
if ($ex_only_homeinst) {
$query = "SELECT seminare.*,Seminar_id as seminar_id, Institute.Name AS heimateinrichtung\n FROM seminare\n LEFT JOIN Institute USING (Institut_id)\n WHERE Institut_id = :institute_id {$addquery}\n ORDER BY " . $order;
$parameters[':institute_id'] = $inst_id;
} else {
$query = "SELECT seminare.*,Seminar_id as seminar_id, Institute.Name AS heimateinrichtung\n FROM seminar_inst\n LEFT JOIN seminare USING (Seminar_id)\n LEFT JOIN Institute ON seminare.Institut_id = Institute.Institut_id\n WHERE seminar_inst.Institut_id = :institute_id {$addquery}\n ORDER BY " . $order;
$parameters[':institute_id'] = $inst_id;
}
$statement = DBManager::get()->prepare($query);
$statement->execute($parameters);
$data = $statement->fetchAll(PDO::FETCH_ASSOC);
$data_object .= xml_open_tag($xml_groupnames_lecture['group']);
foreach ($data as $row) {
if (is_array($ex_sem_id) && !isset($ex_sem_id[$row['seminar_id']])) {
continue;
}
$group_string = '';
if ($do_group && $group != $row[$group_tab_zelle]) {
if ($group != 'FIRSTGROUP') {
$group_string .= xml_close_tag($xml_groupnames_lecture['subgroup1']);
}
if ($group_tab_zelle == 'status') {
$group_string .= xml_open_tag($xml_groupnames_lecture['subgroup1'], $SEM_TYPE[$row[$group_tab_zelle]]['name']);
} else {
$group_string .= xml_open_tag($xml_groupnames_lecture['subgroup1'], $row[$group_tab_zelle]);
}
$group = $row[$group_tab_zelle];
if ($do_subgroup && $subgroup == $row[$subgroup_tab_zelle]) {
$subgroup = "NEXTGROUP";
}
}
if ($do_subgroup && $subgroup != $row[$subgroup_tab_zelle]) {
if ($subgroup != 'FIRSTGROUP') {
$group_string = xml_close_tag($xml_groupnames_lecture['subgroup2']) . $group_string;
}
$group_string .= xml_open_tag($xml_groupnames_lecture['subgroup2'], $row[$subgroup_tab_zelle]);
$subgroup = $row[$subgroup_tab_zelle];
}
$data_object .= $group_string;
$object_counter += 1;
$data_object .= xml_open_tag($xml_groupnames_lecture['object'], $row['seminar_id']);
$sem_obj = new Seminar($row['seminar_id']);
while (list($key, $val) = each($xml_names_lecture)) {
if ($val == '') {
$val = $key;
}
if ($key == 'status') {
$data_object .= xml_tag($val, $SEM_TYPE[$row[$key]]['name']);
} elseif ($key == 'ort') {
$data_object .= xml_tag($val, $sem_obj->getDatesTemplate('dates/seminar_export_location'));
} elseif ($key == 'bereich' && $SEM_CLASS[$SEM_TYPE[$row['status']]['class']]['bereiche']) {
$data_object .= xml_open_tag($xml_groupnames_lecture['childgroup3']);
$pathes = get_sem_tree_path($row['seminar_id']);
if (is_array($pathes)) {
foreach ($pathes as $path_name) {
$data_object .= xml_tag($val, $path_name);
}
} else {
$data_object .= xml_tag($val, 'n.a.');
}
$data_object .= xml_close_tag($xml_groupnames_lecture['childgroup3']);
} elseif ($key == 'admission_turnout') {
$data_object .= xml_open_tag($val, $row['admission_type'] ? _('max.') : _('erw.'));
$data_object .= $row[$key];
$data_object .= xml_close_tag($val);
} elseif ($key == 'teilnehmer_anzahl_aktuell') {
$count_statement->execute(array($row['seminar_id']));
$count = $count_statement->fetchColumn();
$count_statement->closeCursor();
$data_object .= xml_tag($val, $count);
} elseif ($key == 'metadata_dates') {
$data_object .= xml_open_tag($xml_groupnames_lecture['childgroup1']);
$vorb = vorbesprechung($row['seminar_id'], 'export');
if ($vorb != false) {
$data_object .= xml_tag($val[0], $vorb);
}
if (($first_date = SeminarDB::getFirstDate($row['seminar_id'])) && count($first_date)) {
$really_first_date = new SingleDate($first_date[0]);
$data_object .= xml_tag($val[1], $really_first_date->getDatesExport());
}
$data_object .= xml_tag($val[2], $sem_obj->getDatesExport());
$data_object .= xml_close_tag($xml_groupnames_lecture["childgroup1"]);
} elseif ($key == 'Institut_id') {
$data_object .= xml_tag($val, $row['heimateinrichtung'], array('key' => $row[$key]));
} elseif ($row[$key] != '') {
$data_object .= xml_tag($val, $row[$key]);
}
}
$data_object .= "<" . $xml_groupnames_lecture['childgroup2'] . ">\n";
$inner_statement->execute(array($row['seminar_id']));
while ($inner = $inner_statement->fetch(PDO::FETCH_ASSOC)) {
if ($ex_person_details) {
$persons[$inner['user_id']] = true;
}
$content_string = $inner['Vorname'] . ' ' . $inner['Nachname'];
if ($inner['title_front'] != '') {
$content_string = $inner['title_front'] . ' ' . $content_string;
}
if ($inner['title_rear'] != '') {
$content_string .= ', ' . $inner['title_rear'];
}
$data_object .= xml_tag($xml_groupnames_lecture['childobject2'], $content_string, array('key' => $inner['username']));
}
$data_object .= xml_close_tag($xml_groupnames_lecture['childgroup2']);
// freie Datenfelder ausgeben
$data_object .= export_datafields($row['seminar_id'], $xml_groupnames_lecture['childgroup4'], $xml_groupnames_lecture['childobject4'], 'sem', $row['status']);
$data_object .= xml_close_tag($xml_groupnames_lecture['object']);
reset($xml_names_lecture);
output_data($data_object, $o_mode);
$data_object = '';
}
if ($do_subgroup && $subgroup != 'FIRSTGROUP') {
$data_object .= xml_close_tag($xml_groupnames_lecture['subgroup2']);
}
if ($do_group && $group != 'FIRSTGROUP') {
$data_object .= xml_close_tag($xml_groupnames_lecture['subgroup1']);
}
$data_object .= xml_close_tag($xml_groupnames_lecture['group']);
output_data($data_object, $o_mode);
}
function in_archiv ($sem_id)
{
global $SEM_CLASS,$SEM_TYPE, $ARCHIV_PATH, $TMP_PATH, $ZIP_PATH, $ZIP_OPTIONS, $_fullname_sql;
NotificationCenter::postNotification('CourseWillArchive', $sem_id);
//Besorgen der Grunddaten des Seminars
$query = "SELECT Seminar_id, Name, Untertitel, Beschreibung,
start_time, Institut_id, status
FROM seminare
WHERE Seminar_id = ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($sem_id));
$row = $statement->fetch(PDO::FETCH_ASSOC);
$seminar_id = $row['Seminar_id'];
$name = $row['Name'];
$untertitel = $row['Untertitel'];
$beschreibung = $row['Beschreibung'];
$start_time = $row['start_time'];
$heimat_inst_id = $row['Institut_id'];
//Besorgen von einzelnen Daten zu dem Seminar
$semester = new SemesterData;
$all_semester = $semester->getAllSemesterData();
foreach ($all_semester as $sem) {
if (($start_time >= $sem['beginn']) && ($start_time <= $sem['ende'])) {
$semester_tmp = $sem['name'];
}
}
//Studienbereiche
if ($SEM_CLASS[$SEM_TYPE[$row['status']]['class']]['bereiche']) {
$sem_path = get_sem_tree_path($seminar_id);
if (is_array($sem_path)) {
$studienbereiche = join(', ', $sem_path);
}
}
// das Heimatinstitut als erstes
$query = "SELECT Name FROM Institute WHERE Institut_id = ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($heimat_inst_id));
$institute = $statement->fetchColumn();
// jetzt den Rest
$query = "SELECT Name
FROM Institute
LEFT JOIN seminar_inst USING (institut_id)
WHERE seminar_id = ? AND Institute.Institut_id != ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id, $heimat_inst_id));
while ($temp = $statement->fetchColumn()) {
$institute .= ', ' . $temp;
}
$query = "SELECT GROUP_CONCAT({$_fullname_sql['full']} SEPARATOR ', ')
FROM seminar_user
LEFT JOIN auth_user_md5 USING (user_id)
LEFT JOIN user_info USING (user_id)
WHERE seminar_id = ? AND seminar_user.status = 'dozent'";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id));
$dozenten = $statement->fetchColumn();
$query = "SELECT fakultaets_id
FROM seminare
LEFT JOIN Institute USING (Institut_id)
WHERE Seminar_id = ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id));
$fakultaet_id = $statement->fetchColumn();
$query = "SELECT GROUP_CONCAT(DISTINCT c.Name SEPARATOR ' | ')
FROM seminar_inst AS a
LEFT JOIN Institute AS b USING (Institut_id)
LEFT JOIN Institute AS c ON (c.Institut_id = b.fakultaets_id)
WHERE a.seminar_id = ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id));
$fakultaet = $statement->fetchColumn();
setTempLanguage(); // use $DEFAULT_LANGUAGE for archiv-dumps
//Dump holen
$dump = dump_sem($sem_id, 'nobody');
//Forumdump holen
foreach (PluginEngine::getPlugins('ForumModule', $sem_id) as $plugin) {
$forumdump .= $plugin->getDump($sem_id);
}
// Wikidump holen
$wikidump = getAllWikiPages($sem_id, $name, FALSE);
restoreLanguage();
//OK, naechster Schritt: Kopieren der Personendaten aus seminar_user in archiv_user
$query = "INSERT INTO archiv_user (seminar_id, user_id, status)
SELECT Seminar_id, user_id, status FROM seminar_user WHERE Seminar_id = ?";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id));
// Eventuelle Vertretungen in der Veranstaltung haben weiterhin Zugriff mit Dozentenrechten
if (get_config('DEPUTIES_ENABLE')) {
$deputies = getDeputies($seminar_id);
// Eintragen ins Archiv mit Zugriffsberechtigung "dozent"
$query = "INSERT IGNORE INTO archiv_user SET seminar_id = ?, user_id = ?, status = 'dozent'";
$statement = DBManager::get()->prepare($query);
foreach ($deputies as $deputy) {
$statement->execute(array($seminar_id, $deputy['user_id']));
}
}
$Modules = new Modules;
$Modules = $Modules->getLocalModules($sem_id);
$folder_tree = TreeAbstract::GetInstance('StudipDocumentTree', array('range_id' => $sem_id,'entity_type' => 'sem'));
if ($Modules['documents_folder_permissions'] || StudipDocumentTree::ExistsGroupFolders($sem_id)) {
$unreadable_folders = $folder_tree->getUnReadableFolders('nobody');
}
$query = "SELECT COUNT(dokument_id) FROM dokumente WHERE seminar_id = ? AND url = ''";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id));
$count = $statement->fetchColumn();
if ($count) {
$hash_secret = "frauen";
$archiv_file_id = md5(uniqid($hash_secret,1));
//temporaeres Verzeichnis anlegen
$tmp_full_path = "$TMP_PATH/$archiv_file_id";
mkdir($tmp_full_path, 0700);
if($folder_tree->getNumKids('root')) {
$list = $folder_tree->getKids('root');
}
if (is_array($list) && count($list) > 0) {
$query = "SELECT folder_id, name
FROM folder WHERE range_id IN (?)
ORDER BY name";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($list));
$folder = 0;
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
$folder += 1;
$temp_folder = $tmp_full_path . "/[$folder]_" . prepareFilename($row['name'], FALSE);
mkdir($temp_folder, 0700);
createTempFolder($row['folder_id'], $temp_folder, $seminar_id, 'nobody');
}
//zip all the stuff
$archiv_full_path = "$ARCHIV_PATH/$archiv_file_id";
create_zip_from_directory($tmp_full_path, $tmp_full_path);
@rename($tmp_full_path . '.zip', $archiv_full_path);
}
rmdirr($tmp_full_path);
if (is_array($unreadable_folders)) {
$query = "SELECT dokument_id FROM dokumente WHERE seminar_id = ? AND url = '' AND range_id IN (?)";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($seminar_id, $unreadable_folders));
$archiv_protected_file_id = createSelectedZip($statement->fetchAll(PDO::FETCH_COLUMN), false, false);
@rename("$TMP_PATH/$archiv_protected_file_id", "$ARCHIV_PATH/$archiv_protected_file_id");
}
} else {
$archiv_file_id = '';
}
//Reinschreiben von diversem Klumpatsch in die Datenbank
$query = "INSERT INTO archiv
(seminar_id, name, untertitel, beschreibung, start_time,
semester, heimat_inst_id, institute, dozenten, fakultaet,
dump, archiv_file_id,archiv_protected_file_id, forumdump, wikidump, studienbereiche,
mkdate)
VALUES
(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, UNIX_TIMESTAMP())";
$statement = DBManager::get()->prepare($query);
$success = $statement->execute(array(
$seminar_id,
$name ?: '',
$untertitel ?: '',
$beschreibung ?: '',
$start_time,
$semester_tmp ?: '',
$heimat_inst_id,
$institute ?: '',
$dozenten ?: '',
$fakultaet ?: '',
$dump ?: '',
$archiv_file_id ?: '',
$archiv_protected_file_id ?: '',
$forumdump ?: '',
$wikidump ?: '',
$studienbereiche ?: '',
));
if ($success) {
NotificationCenter::postNotification('CourseDidArchive', $seminar_id);
}
}
function toString ($args) {
$out = "";
$this->seminar_id = $args["seminar_id"];
$query = "SELECT * FROM seminare WHERE Seminar_id = ?";
$parameters = array($this->seminar_id);
$statement = DBManager::get()->prepare($query);
$statement->execute($parameters);
$row = $statement->fetch(PDO::FETCH_ASSOC);
$visible = $this->config->getValue("Main", "visible");
$j = -1;
if ($row !== false) {
$data["name"] = htmlReady($row['Name']);
if ($visible[++$j] && $row['Untertitel'])
$data["subtitle"] = htmlReady($row['Untertitel']);
if ($visible[++$j]) {
if (!$name_sql = $this->config->getValue("Main", "nameformat"))
$name_sql = "full";
$name_sql = $GLOBALS['_fullname_sql'][$name_sql];
$query = "SELECT $name_sql AS name, username, position FROM seminar_user su LEFT JOIN
auth_user_md5 USING(user_id) LEFT JOIN user_info USING(user_id)
WHERE su.Seminar_id = ? AND su.status='dozent' ORDER BY position, username";
$parameters = array($this->seminar_id);
$statement = DBManager::get()->prepare($query);
$statement->execute($parameters);
while ($res = $statement->fetch(PDO::FETCH_ASSOC)) {
$data["lecturer"][] = $this->elements["LinkInternSimple"]->toString(
array("module" => "Persondetails",
"link_args" => "username="******"&seminar_id=" . $this->seminar_id,
"content" => $res['name'] ));
}
if (is_array($data["lecturer"]))
$data["lecturer"] = implode(", ", $data["lecturer"]);
}
if ($visible[++$j] && $row['art'])
$data["art"] = htmlReady($row['art']);
if ($visible[++$j]) {
// reorganize the $SEM_TYPE-array
foreach ($GLOBALS["SEM_CLASS"] as $key_class => $class) {
$i = 0;
foreach ($GLOBALS["SEM_TYPE"] as $key_type => $type) {
if ($type["class"] == $key_class) {
$i++;
$sem_types_position[$key_type] = $i;
}
}
}
$aliases_sem_type = $this->config->getValue("ReplaceTextSemType",
"class_" . $GLOBALS["SEM_TYPE"][$row['status']]['class']);
if ($aliases_sem_type[$sem_types_position[$row['status']] - 1])
$data["status"] = $aliases_sem_type[$sem_types_position[$row['status']] - 1];
else
$data["status"] = htmlReady($GLOBALS["SEM_TYPE"][$row['status']]["name"]);
}
if ($visible[++$j] && $row['Beschreibung'])
$data["description"] = formatLinks($row['Beschreibung']);
if ($visible[++$j])
$data["location"] = htmlReady(Seminar::getInstance($this->seminar_id)->getDatesTemplate('dates/seminar_export_location'));
if ($visible[++$j])
$data["semester"] = get_semester($this->seminar_id);
if ($visible[++$j]) {
$data["time"] = htmlReady(Seminar::getInstance($this->seminar_id)->getDatesExport());
if ($first_app = vorbesprechung($this->seminar_id, 'export')) {
$data["time"] .= "<br>" . $this->config->getValue("Main", "aliaspredisc") . htmlReady($first_app);
}
if ($begin = Seminar::getInstance($this->seminar_id)->getFirstDate('export')) {
$data["time"] .= "<br>" . $this->config->getValue("Main", "aliasfirstmeeting") . htmlReady($begin);
}
}
if ($visible[++$j] && $row['VeranstaltungsNummer'])
$data["number"] = htmlReady($row['VeranstaltungsNummer']);
if ($visible[++$j] && $row['teilnehmer'])
$data["teilnehmer"] = htmlReady($row['teilnehmer']);
if ($visible[++$j] && $row['vorrausetzungen'])
$data["requirements"] = htmlReady($row['vorrausetzungen']);
if ($visible[++$j] && $row['lernorga'])
$data["lernorga"] = htmlReady($row['lernorga']);
if ($visible[++$j] && $row['leistungsnachweis'])
$data["leistung"] = htmlReady($row['leistungsnachweis']);
if ($visible[++$j]) {
$range_path_level = $this->config->getValue("Main", "rangepathlevel");
$pathes = get_sem_tree_path($this->seminar_id, $range_path_level);
if (is_array($pathes)) {
$data["range_path"] = htmlReady(implode("\n", array_values($pathes)),true,true);
}
}
if ($visible[++$j] && $row['Sonstiges'])
$data["misc"] = formatLinks($row['Sonstiges']);
if ($visible[++$j] && $row['ects'])
$data["ects"] = htmlReady($row['ects']);
// generic data fields
if ($generic_datafields = $this->config->getValue("Main", "genericdatafields")) {
$localEntries = DataFieldEntry::getDataFieldEntries($this->seminar_id);
foreach ($generic_datafields as $id) {
if ($visible[++$j] && isset($localEntries[$id]) && is_object($localEntries[$id])) {
$data[$id] = $localEntries[$id]->getDisplayValue();
}
}
}
$out = $this->toStringMainTable($data, FALSE);
}
return $out;
}
