/**
* Return an array with all navigation link
*
* @param integer $page The actual page number of the gallery
* @param integer $last_page The last page of the gallery
* @param integer $limit The number of strip in one page
* @param Lang $lang The Lang object use for the actual user
* @return array An array with the navigation link : array(first, last, previous, next)
*/
function getNavigationGallery($page, $last_page, $limit, Lang $lang)
{
$url = Config::getUrl() . '/' . Config::getGallery() . '?limit=' . $limit . '&page=';
$nav_lang = '';
if (isset($_GET['lang'])) {
$nav_lang = '&lang=' . $lang;
}
$return[0] = $url . '0' . $nav_lang;
$return[1] = $url . $last_page . $nav_lang;
if ($page != 0) {
$return[2] = $url . ($page - 1) . $nav_lang;
} else {
$return[2] = $url . '0' . $nav_lang;
}
if ($page != $last_page) {
$return[3] = $url . ($page + 1) . $nav_lang;
} else {
$return[3] = $url . $last_page . $nav_lang;
}
return $return;
}
