<?php

    editor_gatekeeper();

	// Get input data
	$guid = (int) get_input('entity_guid');

	// Make sure we actually have permission to edit
    $news = get_entity($guid);
    if ($news->getSubtype() == "news" && $news->canEdit()) {
        if (get_input("frontpage")) {
            // get frontpage news, newest before
            $frontpage_news = get_entities_from_metadata("frontpage", "1", "object", "news");
            // three news can be in frontpage
            if (is_array($frontpage_news) && sizeof($frontpage_news) >= 3) {
                // remove oldest one
                $arraycount = count($frontpage_news);
                for ($i=2; $i<$arraycount; $i++) {
                    $oldnews = $frontpage_news[$i];
                    $oldnews->frontpage = 0;
                    $oldnews->save();
                } 
            }
            // add chosen news to frontpage
            $news->frontpage = 1;
            $news->save();
            forward($CONFIG->wwwroot . "pg/info");
        } else {
            $news->frontpage = 0;
            $news->save();
            forward($CONFIG->wwwroot . "pg/info");
        }
    }
    forward($CONFIG->wwwroot . "pg/info/readnews/" . $guid);
?>