function renderHtml()
{
$kursus = new VIH_Model_LangtKursus((int) $this->name());
if (is_numeric($this->query('sletbillede'))) {
$kursus->deletePicture($this->query('sletbillede'));
}
$pictures = $kursus->getPictures();
$pic_html = '';
foreach ($pictures as $pic) {
$file = new VIH_FileHandler($pic['file_id']);
if ($file->get('id')) {
$file->loadInstance('small');
}
$pic_html .= '<div>' . $file->getImageHtml() . '<br /><a href="' . $this->url() . '?sletbillede=' . $pic['file_id'] . '&id=' . $kursus->get('id') . '">Slet</a></div>';
}
$this->document->setTitle($kursus->getKursusNavn());
$this->document->addOption('Kurser', $this->url('../'));
$this->document->addOption('Ret', $this->url('edit'));
$this->document->addOption('Lav en kopi', $this->url('copy'));
$this->document->addOption('Slet', $this->url('delete'));
$this->document->addOption('Rater', $this->url('rater'));
$this->document->addOption('Perioder', $this->url('periode'));
$this->document->addOption('Ministerium', $this->url('ministeriumliste'));
$this->document->addOption('Elevuger', $this->url('elevuger'));
$this->document->addOption('Tilmeldinger', $this->url('tilmeldinger'));
$this->document->addOption('Holdlister', $this->url('../holdliste'));
$data = array('kursus' => $kursus, 'subjects' => $this->getSubjects());
$tpl = $this->template->create('langekurser/show');
return $tpl->render($this, $data) . $this->getForm()->toHTML() . $pic_html;
}