/**
* Seminar group administration - cluster your seminars by colors or
* change grouping mechanism
*/
public function groups_action($sem = null, $studygroups = false)
{
if ($GLOBALS['perm']->have_perm('admin')) {
throw new AccessDeniedException();
}
$this->title = _('Meine Veranstaltungen') . ' - ' . _('Farbgruppierungen');
if (Request::isXhr()) {
$this->set_layout(null);
$this->response->add_header('Content-Type', 'text/html;charset=Windows-1252');
header('X-Title: ' . $this->title);
} else {
PageLayout::setTitle($this->title);
PageLayout::setHelpKeyword('Basis.VeranstaltungenOrdnen');
Navigation::activateItem('/browse/my_courses/list');
}
$this->current_semester = $sem ?: Semester::findCurrent()->semester_id;
$this->semesters = SemesterData::GetSemesterArray();
$forced_grouping = Config::get()->MY_COURSES_FORCE_GROUPING;
if ($forced_grouping == 'not_grouped') {
$forced_grouping = 'sem_number';
}
$no_grouping_allowed = $forced_grouping == 'sem_number' || !in_array($forced_grouping, getValidGroupingFields());
$group_field = $GLOBALS['user']->cfg->MY_COURSES_GROUPING ?: $forced_grouping;
$groups = array();
$add_fields = '';
$add_query = '';
if ($group_field == 'sem_tree_id') {
$add_fields = ', sem_tree_id';
$add_query = "LEFT JOIN seminar_sem_tree sst ON (sst.seminar_id=seminare.Seminar_id)";
} else {
if ($group_field == 'dozent_id') {
$add_fields = ', su1.user_id as dozent_id';
$add_query = "LEFT JOIN seminar_user as su1 ON (su1.seminar_id=seminare.Seminar_id AND su1.status='dozent')";
}
}
$dbv = DbView::getView('sem_tree');
$query = "SELECT seminare.VeranstaltungsNummer AS sem_nr, seminare.Name, seminare.Seminar_id,\n seminare.status AS sem_status, seminar_user.gruppe, seminare.visible,\n {$dbv->sem_number_sql} AS sem_number,\n {$dbv->sem_number_end_sql} AS sem_number_end {$add_fields}\n FROM seminar_user\n JOIN semester_data sd\n LEFT JOIN seminare USING (Seminar_id)\n {$add_query}\n WHERE seminar_user.user_id = ?";
if (Config::get()->MY_COURSES_ENABLE_STUDYGROUPS && !$studygroups) {
$query .= " AND seminare.status != 99";
}
if ($studygroups) {
$query .= " AND seminare.status = 99";
}
if (get_config('DEPUTIES_ENABLE')) {
$query .= " UNION " . getMyDeputySeminarsQuery('gruppe', $dbv->sem_number_sql, $dbv->sem_number_end_sql, $add_fields, $add_query);
}
$query .= " ORDER BY sem_nr ASC";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($GLOBALS['user']->id));
while ($row = $statement->fetch(PDO::FETCH_ASSOC)) {
$my_sem[$row['Seminar_id']] = array('obj_type' => 'sem', 'sem_nr' => $row['sem_nr'], 'name' => $row['Name'], 'visible' => $row['visible'], 'gruppe' => $row['gruppe'], 'sem_status' => $row['sem_status'], 'sem_number' => $row['sem_number'], 'sem_number_end' => $row['sem_number_end']);
if ($group_field) {
fill_groups($groups, $row[$group_field], array('seminar_id' => $row['Seminar_id'], 'sem_nr' => $row['sem_nr'], 'name' => $row['Name'], 'gruppe' => $row['gruppe']));
}
}
if ($group_field == 'sem_number') {
correct_group_sem_number($groups, $my_sem);
} else {
add_sem_name($my_sem);
}
sort_groups($group_field, $groups);
// Ensure that a seminar is never in multiple groups
$sem_ids = array();
foreach ($groups as $group_id => $seminars) {
foreach ($seminars as $index => $seminar) {
if (in_array($seminar['seminar_id'], $sem_ids)) {
unset($seminars[$index]);
} else {
$sem_ids[] = $seminar['seminar_id'];
}
}
if (empty($seminars)) {
unset($groups[$group_id]);
} else {
$groups[$group_id] = $seminars;
}
}
$this->studygroups = $studygroups;
$this->no_grouping_allowed = $no_grouping_allowed;
$this->groups = $groups;
$this->group_names = get_group_names($group_field, $groups);
$this->group_field = $group_field;
$this->my_sem = $my_sem;
}
/**
*
* @param unknown_type $groups
* @param unknown_type $my_obj
*/
function correct_group_sem_number(&$groups, &$my_obj)
{
if (is_array($groups) && is_array($my_obj)) {
$sem_data = SemesterData::GetSemesterArray();
//end($sem_data);
//$max_sem = key($sem_data);
foreach ($sem_data as $sem_key => $one_sem) {
$current_sem = $sem_key;
if (!$one_sem['past']) {
break;
}
}
if (isset($sem_data[$current_sem + 1])) {
$max_sem = $current_sem + 1;
} else {
$max_sem = $current_sem;
}
foreach ($my_obj as $seminar_id => $values) {
if ($values['obj_type'] == 'sem' && $values['sem_number'] != $values['sem_number_end']) {
if ($values['sem_number_end'] == -1 && $values['sem_number'] < $current_sem) {
unset($groups[$values['sem_number']][$seminar_id]);
fill_groups($groups, $current_sem, array('seminar_id' => $seminar_id, 'name' => $values['name'], 'gruppe' => $values['gruppe']));
if (!count($groups[$values['sem_number']])) {
unset($groups[$values['sem_number']]);
}
} else {
$to_sem = $values['sem_number_end'];
for ($i = $values['sem_number']; $i <= $to_sem; ++$i) {
fill_groups($groups, $i, array('seminar_id' => $seminar_id, 'name' => $values['name'], 'gruppe' => $values['gruppe']));
}
}
if ($GLOBALS['user']->cfg->getValue('SHOWSEM_ENABLE')) {
$sem_name = " (" . $sem_data[$values['sem_number']]['name'] . " - ";
$sem_name .= ($values['sem_number_end'] == -1 ? _("unbegrenzt") : $sem_data[$values['sem_number_end']]['name']) . ")";
$my_obj[$seminar_id]['name'] .= $sem_name;
}
}
}
return true;
}
return false;
}
/**
* Display the notification settings of a user.
*/
public function index_action()
{
$group_field = UserConfig::get($this->user->user_id)->MY_COURSES_GROUPING ?: 'not_grouped';
$add_fields = $add_query = '';
if ($group_field == 'sem_tree_id') {
$add_fields = ',sem_tree_id';
$add_query = "LEFT JOIN seminar_sem_tree sst ON (sst.seminar_id=seminare.Seminar_id)";
} else {
if ($group_field == 'dozent_id') {
$add_fields = ', su1.user_id as dozent_id';
$add_query = "LEFT JOIN seminar_user as su1 ON (su1.seminar_id=seminare.Seminar_id AND su1.status='dozent')";
}
}
$dbv = DbView::getView('sem_tree');
$query = "SELECT seminare.VeranstaltungsNummer AS sem_nr, seminare.Name, seminare.Seminar_id,\n seminare.status AS sem_status, seminar_user.gruppe, seminare.visible,\n {$dbv->sem_number_sql} AS sem_number, {$dbv->sem_number_end_sql} AS sem_number_end\n {$add_fields}\n FROM seminar_user\n LEFT JOIN seminare USING (Seminar_id)\n {$add_query}\n WHERE seminar_user.user_id = ?";
if (get_config('DEPUTIES_ENABLE')) {
$query .= " UNION " . getMyDeputySeminarsQuery('notification', $dbv->sem_number_sql, $dbv->sem_number_end_sql, $add_fields, $add_query);
}
$query .= " ORDER BY sem_nr ASC";
$statement = DBManager::get()->prepare($query);
$statement->execute(array($this->user->user_id));
$seminars = $statement->fetchAll(PDO::FETCH_ASSOC);
if (!count($seminars)) {
$message = sprintf(_('Sie haben zur Zeit keine Veranstaltungen belegt. Bitte nutzen Sie %s<b>Veranstaltung suchen / hinzufügen</b>%s um sch für Veranstaltungen anzumdelden.'), '<a href="' . URLHelper::getLink('dispatch.php/search/courses') . '">', '</a>');
PageLayout::postMessage(MessageBox::info($message));
$this->set_layout($GLOBALS['template_factory']->open('layouts/base_without_infobox'));
$this->render_nothing();
return;
}
$modules = new ModulesNotification();
$enabled_modules = $modules->getGlobalEnabledNotificationModules('sem');
$groups = array();
$my_sem = array();
foreach ($seminars as $seminar) {
$my_sem[$seminar['Seminar_id']] = array('obj_type' => "sem", 'sem_nr' => $seminar['sem_nr'], 'name' => $seminar['Name'], 'visible' => $seminar['visible'], 'gruppe' => $seminar['gruppe'], 'sem_status' => $seminar['sem_status'], 'sem_number' => $seminar['sem_number'], 'sem_number_end' => $seminar['sem_number_end']);
if ($group_field) {
fill_groups($groups, $seminar[$group_field], array('seminar_id' => $seminar['Seminar_id'], 'sem_nr' => $seminar['sem_nr'], 'name' => $seminar['Name'], 'gruppe' => $seminar['gruppe']));
}
}
if ($group_field == 'sem_number') {
correct_group_sem_number($groups, $my_sem);
} else {
add_sem_name($my_sem);
}
sort_groups($group_field, $groups);
$group_names = get_group_names($group_field, $groups);
$notifications = $modules->getModuleNotification();
$open = UserConfig::get($this->user->user_id)->MY_COURSES_OPEN_GROUPS;
$checked = array();
foreach ($groups as $group_id => $group_members) {
if ($group_id !== 'not_grouped' && !isset($open[$group_id])) {
continue;
}
foreach ($group_members as $member) {
$checked[$member['seminar_id']] = array();
foreach (array_values($enabled_modules) as $index => $m_data) {
$checked[$member['seminar_id']][$index] = $modules->isBit($notifications[$member['seminar_id']], $m_data['id']);
}
$checked[$member['seminar_id']]['all'] = count($enabled_modules) === count(array_filter($checked[$member['seminar_id']]));
}
}
$this->modules = $enabled_modules;
$this->groups = $groups;
$this->group_names = $group_names;
$this->group_field = $group_field;
$this->open = $open;
$this->seminars = $my_sem;
$this->notifications = $modules->getModuleNotification();
$this->checked = $checked;
}