/**
     * user posts rss feed, 10 latest posts of specified user
     *	@param $user	username 
     *  @param $sort	sort : rnd | top | latest - default
     */
    function getRssUser($user, $sort)
    {
        global $gConf;
        $gConf['topics_per_page'] = 10;
        $gConf['date_format'] = '%a, %e %b %Y %k:%i:%s GMT';
        $fdb = new DbForum();
        $a = $fdb->getUserPostsList($user, $sort, $gConf['topics_per_page']);
        reset($a);
        $items = '';
        $lastBuildDate = '';
        while (list(, $r) = each($a)) {
            if (!$lastBuildDate) {
                $lastBuildDate = $r['when'];
            }
            $td = strip_tags($r['post_text']);
            if (strlen($td) == 256) {
                $td .= '[...]';
            }
            $items .= <<<EOF
\t\t\t<item>
\t\t\t\t<title><![CDATA[{$r['topic_title']}]]></title>
\t\t\t\t<link>{$gConf['url']['base']}index.php?action=goto&amp;topic_id={$r['topic_id']}</link>
\t\t\t\t<description><![CDATA[{$r['user']}: {$td}]]></description>
\t\t\t\t<pubDate>{$r['when']}</pubDate>
\t\t\t\t<guid>{$gConf['url']['base']}index.php?action=goto&amp;topic_id={$r['topic_id']}</guid>
\t\t\t</item>
EOF;
        }
        if ($sort == 'rnd' || $sort == 'top') {
            $lastBuildDate = '';
        }
        return <<<EOF
<rss version="2.0">
\t<channel>
\t\t<title>{$user}'s forum posts</title>
\t\t<link>{$gConf['url']['base']}</link>
\t\t<description>{$user}'s forum posts</description>
\t\t<lastBuildDate>{$lastBuildDate}</lastBuildDate>\t
\t\t{$items}
\t</channel>
</rss>
EOF;
    }
 /**
  * user posts rss feed, 10 latest posts of specified user
  *	@param $user	username 
  *  @param $sort	sort : rnd | top | latest - default
  */
 function getRssUser($user, $sort)
 {
     global $gConf;
     $gConf['topics_per_page'] = 10;
     $gConf['date_format'] = '%a, %e %b %Y %k:%i:%s GMT';
     $fdb = new DbForum();
     $a = $fdb->getUserPostsList($user, $sort, $gConf['topics_per_page']);
     reset($a);
     $items = '';
     $lastBuildDate = '';
     while (list(, $r) = each($a)) {
         if (!$lastBuildDate) {
             $lastBuildDate = $r['when'];
         }
         $td = strip_tags($r['post_text']);
         if (strlen($td) == 256) {
             $td .= '[...]';
         }
         $items .= "\n\t\t\t<item>\n\t\t\t\t<title><![CDATA[{$r['topic_title']}]]></title>\n\t\t\t\t<link>" . $gConf['url']['base'] . sprintf($gConf['rewrite']['topic'], $r['topic_uri']) . "</link>\n\t\t\t\t<description><![CDATA[{$r['user']}: {$td}]]></description>\n\t\t\t\t<pubDate>{$r['when']}</pubDate>\n\t\t\t\t<guid>" . $gConf['url']['base'] . sprintf($gConf['rewrite']['topic'], $r['topic_uri']) . "</guid>\n\t\t\t</item>";
     }
     if ($sort == 'rnd' || $sort == 'top') {
         $lastBuildDate = '';
     }
     $sTitle = sprintf("[L[%s's forum posts]]", $user);
     return "\n<rss version=\"2.0\">\n\t<channel>\n\t\t<title>{$sTitle}</title>\n\t\t<link>{$gConf['url']['base']}</link>\n\t\t<description>{$sTitle}</description>\n\t\t<lastBuildDate>{$lastBuildDate}</lastBuildDate>\t\n\t\t{$items}\n\t</channel>\n</rss>";
 }