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<?php
# Lifter010: TODO
/*
* StudygroupController
*
* 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 André Klaßen <aklassen@uos.de>
* @copyright 2009-2010 Stud.IP Core-Group
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @package studygroup
*/
class StudygroupController extends AuthenticatedController
{
public function before_filter(&$action, &$args)
{
parent::before_filter($action, $args);
PageLayout::setTitle(_('Studiengruppen suchen'));
Navigation::activateItem('/community/studygroups/browse');
PageLayout::setHelpKeyword('Basis.SuchenStudiengruppen');
$this->setupSidebar();
}
/**
* Displays a pageable and sortable overview of all studygoups combined with
* a search form to query for specific studygroup
*
* @param int $page Page to display
* @param string $sort Sorting order and direction
*/
public function browse_action($page = 1, $sort = 'founded_desc')
{
$this->sort = preg_replace('/\\W/', '', $sort);
$this->page = (int) $page;
$this->user = $GLOBALS['user'];
$this->searchtext = Request::get('q');
$this->closed = Request::int('closed', Request::submitted('q') ? 0 : null);
$this->entries_per_page = Config::get()->ENTRIES_PER_PAGE;
if (Request::int('reset-search')) {
$this->sort = 'founded_desc';
$this->page = 1;
$this->searchtext = null;
$this->closed = null;
} elseif ($this->searchtext && mb_strlen($this->searchtext) < 3) {
PageLayout::postInfo(_('Der Suchbegriff ist zu kurz.'));
$this->searchtext = null;
}
list($this->sort_type, $this->sort_order) = explode('_', $this->sort);
$this->anzahl = StudygroupModel::countGroups($this->searchtext, $this->closed);
$this->groups = StudygroupModel::getAllGroups(
$this->sort,
($this->page - 1) * $this->entries_per_page,
$this->entries_per_page,
$this->searchtext,
$this->closed
);
if ($this->searchtext && $this->anzahl === 0) {
PageLayout::postInfo(_('Es wurden keine Studiengruppen für den Suchbegriff gefunden'));
}
if (!empty($this->groups)) {
if ($this->page < 1 || $this->page > ceil($this->anzahl / $this->entries_per_page)) {
$this->page = 1;
}
}
$this->q = $this->searchtext;
}
/**
* Adds the creation action and the search widget to the sidebar.
*/
private function setupSidebar()
{
$sidebar = Sidebar::get();
if ($GLOBALS['perm']->have_perm('autor') && !$GLOBALS['perm']->have_perm('admin')) {
$actions = new ActionsWidget();
$actions->addLink(
_('Neue Studiengruppe anlegen'),
URLHelper::getURL('dispatch.php/course/wizard', ['studygroup' => 1]),
Icon::create('add')
)->asDialog();
$sidebar->addWidget($actions);
}
$search = new SearchWidget($this->url_for('studygroup/browse'));
$search->addNeedle(_('Suchbegriff'), 'q', true);
$search->addFilter(_('Geschlossene Studiengruppen'), 'closed');
$sidebar->addWidget($search);
}
}
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