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<?php
/**
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* @author Rasmus Fuhse <fuhse@data-quest.de>
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @since 3.1
*/
class Search_CoursesController extends AuthenticatedController
{
/**
* @var string Holds the URL parameter with selected navigation option
*/
private $nav_option = null;
public function before_filter(&$action, &$args)
{
$this->allow_nobody = Config::get()->COURSE_SEARCH_IS_VISIBLE_NOBODY;
parent::before_filter($action, $args);
PageLayout::setHelpKeyword('Basis.VeranstaltungenAbonnieren');
// activate navigation item
$nav_options = Config::get()->COURSE_SEARCH_NAVIGATION_OPTIONS;
URLHelper::bindLinkParam('option', $this->nav_option);
if (!empty($nav_options[$this->nav_option])
&& Navigation::hasItem('/search/courses/' . $this->nav_option)) {
Navigation::activateItem('/search/courses/' . $this->nav_option);
} else {
URLHelper::removeLinkParam('option');
$level = Request::get('level', $_SESSION['sem_browse_data']['level'] ?? '');
$default_option = SemBrowse::getSearchOptionNavigation('sidebar');
if (!$level) {
PageLayout::setTitle(_($default_option->getTitle()));
$this->relocate($default_option->getURL());
} elseif ($level == 'f' && $nav_options['courses']['visible']) {
$course_option = SemBrowse::getSearchOptionNavigation('sidebar','courses');
PageLayout::setTitle(_($course_option->getTitle()));
Navigation::activateItem('/search/courses/semtree');
} elseif (($level == 'vv') && $nav_options['semtree']['visible']) {
$semtree_option = SemBrowse::getSearchOptionNavigation('sidebar','semtree');
PageLayout::setTitle(_($semtree_option->getTitle()));
Navigation::activateItem('/search/courses/semtree');
} elseif ($level == 'ev' && $nav_options['rangetree']['visible']) {
$rangetree_option = SemBrowse::getSearchOptionNavigation('sidebar','rangetree');
PageLayout::setTitle(_($rangetree_option->getTitle()));
Navigation::activateItem('/search/courses/rangetree');
} else {
throw new AccessDeniedException();
}
}
}
public function index_action()
{
SemBrowse::transferSessionData();
$this->sem_browse_obj = new SemBrowse();
if (!$GLOBALS['perm']->have_perm('root')) {
$this->sem_browse_obj->target_url = 'dispatch.php/course/details/';
$this->sem_browse_obj->target_id = 'sem_id';
} else {
$this->sem_browse_obj->target_url = 'seminar_main.php';
$this->sem_browse_obj->target_id = 'auswahl';
}
$sidebar = Sidebar::get();
// add search options to sidebar
$level = Request::get('level', $_SESSION['sem_browse_data']['level'] ?? '');
$widget = new OptionsWidget();
$widget->setTitle(_('Suche'));
//add a quicksearch input inside the widget
$search_content = $this->sem_browse_obj->getQuickSearchForm();
$search_element = new WidgetElement($search_content);
$widget->addElement($search_element);
$widget->addCheckbox(_('Erweiterte Suche anzeigen'),
$_SESSION['sem_browse_data']['cmd'] == "xts",
URLHelper::getURL('?level='.$level.'&cmd=xts&sset=0&option='),
URLHelper::getURL('?level='.$level.'&cmd=qs&sset=0&option='));
$sidebar->addWidget($widget);
SemBrowse::setSemesterSelector($this->url_for('search/courses/index'));
SemBrowse::setClassesSelector($this->url_for('search/courses/index'));
if ($this->sem_browse_obj->show_result
&& count($_SESSION['sem_browse_data']['search_result'])) {
$actions = new ActionsWidget();
$actions->addLink(_('Download des Ergebnisses'),
URLHelper::getURL('dispatch.php/search/courses/export_results'),
Icon::create('file-office', 'clickable'));
$sidebar->addWidget($actions);
$grouping = new OptionsWidget();
$grouping->setTitle(_('Suchergebnis gruppieren:'));
foreach ($this->sem_browse_obj->group_by_fields as $i => $field) {
$grouping->addRadioButton(
$field['name'],
URLHelper::getURL('?', ['group_by' => $i,
'keep_result_set' => 1]),
$_SESSION['sem_browse_data']['group_by'] == $i
);
}
$sidebar->addWidget($grouping);
}
// show information about course class if class was changed
$class = $GLOBALS['SEM_CLASS'][$_SESSION['sem_browse_data']['show_class']] ?? null;
if (is_object($class) && $class->countSeminars() > 0) {
if (trim($GLOBALS['SEM_CLASS'][$_SESSION['sem_browse_data']['show_class']]['description'])) {
PageLayout::postInfo(sprintf(_('Gewählte Veranstaltungsklasse <i>%1s</i>: %2s'),
$GLOBALS['SEM_CLASS'][$_SESSION['sem_browse_data']['show_class']]['name'],
$GLOBALS['SEM_CLASS'][$_SESSION['sem_browse_data']['show_class']]['description']));
} else {
PageLayout::postInfo(sprintf(_('Gewählte Veranstaltungsklasse <i>%1s</i>.'),
$GLOBALS['SEM_CLASS'][$_SESSION['sem_browse_data']['show_class']]['name']));
}
} elseif ($_SESSION['sem_browse_data']['show_class'] != 'all') {
PageLayout::postInfo(_('Im gewählten Semester ist in dieser Veranstaltungsklasse keine Veranstaltung verfügbar. Bitte wählen Sie eine andere Veranstaltungsklasse oder ein anderes Semester!'));
}
$this->controller = $this;
}
public function export_results_action()
{
$sem_browse_obj = new SemBrowse();
$tmpfile = basename($sem_browse_obj->create_result_xls());
if ($tmpfile) {
$this->redirect(FileManager::getDownloadURLForTemporaryFile(
$tmpfile, _('ErgebnisVeranstaltungssuche.xls'), 4));
} else {
$this->render_nothing();
}
}
}
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