private function getNextPrevNews($option = '')
{
global $_zp_current_zenpage_news, $_zp_loggedin;
if (!getOption("zenpage_combinews")) {
$current = 0;
if (!empty($option)) {
$all_articles = getNewsArticles("", "");
$count = 0;
foreach ($all_articles as $article) {
$newsobj = new ZenpageNews($article['titlelink']);
$count++;
$news[$count] = $newsobj;
if ($newsobj->getTitleLink() == $_zp_current_zenpage_news->getTitlelink()) {
$current = $count;
}
}
switch ($option) {
case "prev":
$prev = $current - 1;
if ($prev > 0) {
return $news[$prev];
}
break;
case "next":
$next = $current + 1;
if ($next <= $count) {
return $news[$next];
}
break;
}
}
}
return NULL;
}
