function launch()
{
global $interface;
global $configArray;
$results = array();
$epubFile = new EContentItem();
$currentPage = isset($_REQUEST['page']) ? $_REQUEST['page'] : 1;
$recordsPerPage = 25;
$searchUrl = $configArray['Site']['path'] . '/EContent/Search';
$searchParams = array();
foreach ($_REQUEST as $key => $value) {
if (!in_array($key, array('module', 'action', 'page'))) {
$searchParams[] = "{$key}={$value}";
}
}
$searchUrl = $searchUrl . '?page=%d&' . implode('&', $searchParams);
$interface->assign('page', $currentPage);
$epubFile = new EContentRecord();
if (isset($_REQUEST['sortOptions'])) {
$epubFile->orderBy($_REQUEST['sortOptions']);
$interface->assign('sort', $_REQUEST['sortOptions']);
}
$numTotalFiles = $epubFile->count();
$epubFile->limit(($currentPage - 1) * $recordsPerPage, 20);
$epubFile->find();
if ($epubFile->N > 0) {
while ($epubFile->fetch()) {
$results[] = clone $epubFile;
}
}
$interface->assign('results', $results);
$options = array('totalItems' => $numTotalFiles, 'fileName' => $searchUrl, 'perPage' => $recordsPerPage);
$pager = new VuFindPager($options);
$interface->assign('pageLinks', $pager->getLinks());
$interface->setTemplate('search.tpl');
$interface->display('layout.tpl');
}