index.php

<?php

/*
 * Copyright (C) 2011 - Till Glöggler     <tgloeggl@uos.de>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 */

require_once 'forum_controller.php';

class Course_Forum_IndexController extends ForumController
{
    /* * * * * * * * * * * * * * * * * * * * * * * * * */
    /*  V   I   E   W   -   A   C   T   I   O   N   S  */
    /* * * * * * * * * * * * * * * * * * * * * * * * * */

    /**
     * redirect to correct page (overview or newest entries),
     * depending on whether there are any entries.
     */
    function enter_seminar_action() {
        if (ForumPerm::has('fav_entry', $this->getId())
            && ForumVisit::getCount($this->getId(), ForumVisit::getVisit($this->getId())) > 0) {
            $this->redirect('course/forum/index/newest');
        } else {
            $this->redirect('course/forum/index/index');
        }
    }

    /**
     * the main action for the forum. May be called with a topic_id to be displayed
     * and optionally the page to display
     *
     * @param type $topic_id the topic to display, defaults to the main
     *                       view of the current seminar
     * @param type $page the page to be displayed (for thread-view)
     */
    function index_action($topic_id = null, $page = null)
    {
        $nav = Navigation::getItem('course/forum2');
        $nav->setImage(Icon::create('forum', 'info'));
        Navigation::activateItem('course/forum2/index');

        // check, if the root entry is present
        ForumEntry::checkRootEntry($this->getId());

        /* * * * * * * * * * * * * * * * * * *
         * V A R I A B L E N   F U E L L E N *
         * * * * * * * * * * * * * * * * * * */

        $this->section   = 'index';

        $this->topic_id   = $topic_id ? $topic_id : $this->getId();
        $this->constraint = ForumEntry::getConstraints($this->topic_id);

        // check if there has been submitted an invalid id and use seminar_id in case
        if (!$this->constraint) {
            $this->topic_id   = $this->getId();
            $this->constraint = ForumEntry::getConstraints($this->topic_id);
        }

        $this->highlight_topic = Request::option('highlight_topic', null);

        // set page to which we shall jump
        if ($page) {
            ForumHelpers::setPage($page);
        }