discuz修改论坛的rss为全文输出的方法

if($attachfile) {
if($attachremote) {
$filename = $_G['setting']['ftp']['attachurl'].'forum/'.$attachfile;
} else {
$filename = (!strstr($_G['setting']['attachurl'], '://') ? $_G['siteurl'] : '').$_G['setting']['attachurl'].'forum/'.$attachfile;
}
}

$fdata = DB::fetch_first("SELECT * FROM ".DB::table('forum_post')." WHERE tid = '$thread[tid]' and first = 1");

echo      "    <item>\n".
"      <title>".$thread['subject']."</title>\n".
"      <link>$_G[siteurl]".($trewriteflag ? rewriteoutput('forum_viewthread', 1, '', $thread['tid']) : "forum.php?mod=viewthread&tid=$thread[tid]")."</link>\n".
"      <description><![CDATA[".dhtmlspecialchars($thread['description'])."]]></description>\n".
"      <category>".dhtmlspecialchars($thread['forum'])."</category>\n".
"      <author>".dhtmlspecialchars($thread['author'])."</author>\n".
($attachfile ? '<enclosure url="'.$filename.'" length="'.$attachsize.'" type="image/jpeg" />' : '').
"      <pubDate>".gmdate('r', $thread['dateline'])."</pubDate>\n".
"    </item>\n";

echo      "    <item>\n".
"      <title>".$thread['subject']."</title>\n".
"      <link>$_G[siteurl]".($trewriteflag ? rewriteoutput('forum_viewthread', 1, '', $thread['tid']) : "forum.php?mod=viewthread&tid=$thread[tid]")."</link>\n".
"      <description><![CDATA[".dhtmlspecialchars($fdata['message'])."]]></description>\n".
"      <category>".dhtmlspecialchars($thread['forum'])."</category>\n".
"      <author>".dhtmlspecialchars($thread['author'])."</author>\n".
($attachfile ? '<enclosure url="'.$filename.'" length="'.$attachsize.'" type="image/jpeg" />' : '').
"      <pubDate>".gmdate('r', $thread['dateline'])."</pubDate>\n".
"    </item>\n";