function get_seminars_by_sem_tree_id_action($api_key, $sem_tree_id, $term_id)
{
$seminar_infos = array();
$seminar_ids = StudipLectureTreeHelper::get_seminars_by_sem_tree_id($sem_tree_id, $term_id);
foreach ($seminar_ids as $seminar_id) {
$sem_obj = new Seminar($seminar_id['seminar_id']);
$lecturers = StudipSeminarHelper::get_participants($seminar_id['seminar_id'], 'dozent');
foreach ($lecturers as $lecturer) {
$lecturers[] = Studip_User::find_by_user_name($lecturer);
}
$seminar_info = new Studip_Seminar_Info();
$seminar_info->title = $sem_obj->getName();
$seminar_info->lecturers = $lecturers;
$seminar_info->turnus = $sem_obj->getDatesTemplate('dates/seminar_export', array('semester_id' => $term_id));
$seminar_info->lecture_number = $sem_obj->seminar_number;
$seminar_infos[] = $seminar_info;
}
return $seminar_infos;
}
/**
* 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);
}