ForumEntry.php

<?php
/**
 * ForumEntry.php - Allows the retrieval and handling of forum-entrys
 *
 * 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 3 of
 * the License, or (at your option) any later version.
 *
 * @author      Till Glöggler <tgloeggl@uos.de>
 * @license     http://www.gnu.org/licenses/gpl-3.0.html GPL version 3
 * @category    Stud.IP
 */

class ForumEntry  implements PrivacyObject
{
    const WITH_CHILDS = true;
    const WITHOUT_CHILDS = false;
    const THREAD_PREVIEW_LENGTH = 100;
    const POSTINGS_PER_PAGE = 10;
    const FEED_POSTINGS = 100;


    /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
     * H   E   L   P   E   R   -   F   U   N   C   T   I   O   N   S *
     * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    /**
     * is used for posting-preview. replaces all newlines with spaces
     *
     * @param string $text the text to work on
     * @returns string
     */
    public static function br2space($text)
    {
        return str_replace("\n", ' ', str_replace("\r", '', $text));
    }

    /**
     * remove the edit-html from a posting
     *
     * @param string $description the posting-content
     * @return string the content stripped by the edit-mark
     */
    public static function killEdit($description)
    {
        // wurde schon mal editiert
        if (preg_match('/^(.*)(<admin_msg.*?)$/s', $description, $match)) {
            return $match[1];
        }
        return $description;
    }

    /**
     * add the edit-html to a posting
     *
     * @param string $description the posting-content
     * @return string the content with the edit-mark
     */
    public static function appendEdit($description)
    {
        $edit = "<admin_msg autor=\"" . addslashes(get_fullname()) . "\" chdate=\"" . time() . "\">";
        return $description . $edit;
    }

    /**
     * convert the edit-html to raw text
     *
     * @param string $description the posting-content
     * @return string the content with the raw text version of the edit-mark