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);
}
}
/**
* used by createFolderZip() to dive into subfolders
* collects a list of file metadata and returns it when recursion finishes
*
* @param string $folder_id id of a folder
* @param string $tmp_full_path temporary path
* @param bool $perm_check if true, files are checked for folder permissions
* @param bool $in_recursion used internally to indicate recursive call
* @return array assoc array with metadata from zipped files
*/
function createTempFolder($folder_id, $tmp_full_path, $sem_id, $perm_check = TRUE, $in_recursion = false)
{
static $filelist;
if ($in_recursion === false) {
$filelist = array();
$tmp_path = $tmp_full_path;
}
if ($perm_check){
$folder_tree = TreeAbstract::GetInstance('StudipDocumentTree', array('range_id' => $sem_id));
$check_for = $perm_check === true ? $GLOBALS['user']->id : $perm_check;
if (!$folder_tree->isDownloadFolder($folder_id, $check_for)) return false;
}
//copy all documents from this folder to the temporary folder
$linkinfo = FALSE;
$query = "SELECT dokument_id, filename, url, author_name, filesize, name,
description, FROM_UNIXTIME(chdate) AS chdate
FROM dokumente
WHERE range_id = ? AND seminar_id = IFNULL(?, seminar_id)
ORDER BY name, filename";
$statement = DBManager::get()->prepare($query);
$statement->execute(array(
$folder_id,
$perm_check ? (string)$sem_id : null
));
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
if ($row['url'] != '') { // just a linked file
$linkinfo .= "\r\n" . $row['filename'];
} else if(check_protected_download($row['dokument_id'])) {
$filename = prepareFilename($row['filename'], FALSE, $tmp_full_path);
if (copy(get_upload_file_path($row['dokument_id']), $tmp_full_path . '/' . $filename)) {
TrackAccess($row['dokument_id'], 'dokument');
$filelist[] = $row + array('path' => $tmp_full_path . '/' . $filename);
}
}
}
if ($linkinfo) {
$linkinfo = _("Hinweis: die folgenden Dateien sind nicht im Archiv enthalten, da sie lediglich verlinkt wurden:").$linkinfo;
$fp = fopen ("$tmp_full_path/info.txt","a");
fwrite ($fp, $linkinfo);
fclose ($fp);
}
$query = "SELECT folder_id, name
FROM folder
WHERE range_id = ?
ORDER BY name";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($folder_id));
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
$foldername = prepareFilename($row['name'], FALSE, $tmp_full_path);
$tmp_sub_full_path = $tmp_full_path . '/' . $foldername;
mkdir($tmp_sub_full_path, 0700);
createTempFolder($row['folder_id'], $tmp_sub_full_path, $sem_id, $perm_check, true);
}
if ($in_recursion === false) {
array_walk($filelist, create_function('&$a', '$a["path"] = substr($a["path"], ' . (int)strlen($tmp_path) . ');'));
return $filelist;
} else {
return true;
}
}
