[Rendimiento]  Problema con thread_prefixes.php y forumdisplay.php
* URL del foro: localhost * Versión del foro: 1.6 * Actualización: Ninguna Hola amigos, cuando quise dar unos prefijos de me salio este error no s...

  • URL del foro: localhost
  • Versión del foro: 1.6
  • Actualización: Ninguna

Hola amigos, cuando quise dar unos prefijos de me salio este error no se por que sale esto!
http://imageshack.us/photo/my-images/843/96715801.jpg/
y cuando entro al foro donde esta creado el tema con el prefijo me sale esto!
Cita:Fatal error: Call to undefined function build_prefixes() in D:\AppServ\www\foro\forumdisplay.php on line 884



la verdad no se que pasa!


por seacaso les dejo el codigo de los 2 archivos



forumdisplay.php
Código:
<?php
/**
* MyBB 1.6
* Copyright 2010 MyBB Group, All Rights Reserved
*
* Website: http://mybb.com
* License: http://mybb.com/about/license
*
* $Id: forumdisplay.php 5480 2011-07-04 21:29:44Z huji $
*/

define("IN_MYBB", 1);
define('THIS_SCRIPT', 'forumdisplay.php');

$templatelist = "forumdisplay,forumdisplay_thread,breadcrumb_bit,forumbit_depth1_cat,forumbit_depth1_forum,forumbit_depth2_cat,forumbit_depth2_forum,forumdisplay_subforums,forumdisplay_threadlist,forumdisplay_moderatedby_moderator,forumdisplay_moderatedby,forumdisplay_newthread,forumdisplay_searchforum,forumdisplay_orderarrow,forumdisplay_thread_rating,forumdisplay_announcement,forumdisplay_threadlist_rating,forumdisplay_threadlist_sortrating,forumdisplay_subforums_modcolumn,forumbit_moderators,forumbit_subforums,forumbit_depth2_forum_lastpost";
$templatelist .= ",forumbit_depth1_forum_lastpost,forumdisplay_thread_multipage_page,forumdisplay_thread_multipage,forumdisplay_thread_multipage_more";
$templatelist .= ",multipage_prevpage,multipage_nextpage,multipage_page_current,multipage_page,multipage_start,multipage_end,multipage";
$templatelist .= ",forumjump_advanced,forumjump_special,forumjump_bit";
$templatelist .= ",forumdisplay_usersbrowsing_guests,forumdisplay_usersbrowsing_user,forumdisplay_usersbrowsing,forumdisplay_inlinemoderation,forumdisplay_thread_modbit,forumdisplay_inlinemoderation_col,forumdisplay_inlinemoderation_selectall";
$templatelist .= ",forumdisplay_announcements_announcement,forumdisplay_announcements,forumdisplay_threads_sep,forumbit_depth3_statusicon,forumbit_depth3,forumdisplay_sticky_sep,forumdisplay_thread_attachment_count,forumdisplay_threadlist_inlineedit_js,forumdisplay_rssdiscovery,forumdisplay_announcement_rating,forumdisplay_announcements_announcement_modbit,forumdisplay_rules,forumdisplay_rules_link,forumdisplay_thread_gotounread,forumdisplay_nothreads,forumdisplay_inlinemoderation_custom_tool,forumdisplay_inlinemoderation_custom";
require_once "./global.php";
require_once MYBB_ROOT."inc/functions_post.php";
require_once MYBB_ROOT."inc/functions_forumlist.php";
require_once MYBB_ROOT."inc/class_parser.php";
$parser = new postParser;

// Load global language phrases
$lang->load("forumdisplay");

$plugins->run_hooks("forumdisplay_start");

$fid = intval($mybb->input['fid']);
if($fid < 0)
{
    switch($fid)
    {
        case "-1":
            $location = "index.php";
            break;
        case "-2":
            $location = "search.php";
            break;
        case "-3":
            $location = "usercp.php";
            break;
        case "-4":
            $location = "private.php";
            break;
        case "-5":
            $location = "online.php";
            break;
    }
    if($location)
    {
        header("Location: ".$location);
        exit;
    }
}

// Get forum info
$foruminfo = get_forum($fid);
if(!$foruminfo)
{
    error($lang->error_invalidforum);
}

$archive_url = build_archive_link("forum", $fid);

$currentitem = $fid;
build_forum_breadcrumb($fid);
$parentlist = $foruminfo['parentlist'];

// To validate, turn & to &amp; but support unicode
$foruminfo['name'] = preg_replace("#&(?!\#[0-9]+;)#si", "&amp;", $foruminfo['name']);

$forumpermissions = forum_permissions();
$fpermissions = $forumpermissions[$fid];

if($fpermissions['canview'] != 1)
{
    error_no_permission();
}

if($mybb->user['uid'] == 0)
{
    // Cookie'd forum read time
    $forumsread = unserialize($mybb->cookies['mybb']['forumread']);

    if(!is_array($forumsread))
    {
        if($mybb->cookies['mybb']['readallforums'])
        {
            $forumsread[$fid] = $mybb->cookies['mybb']['lastvisit'];
        }
        else
        {
            $forumsread = array();
        }
    }

    $query = $db->simple_select("forums", "*", "active != 0", array("order_by" => "pid, disporder"));
}
else
{
    // Build a forum cache from the database
    $query = $db->query("
        SELECT f.*, fr.dateline AS lastread
        FROM ".TABLE_PREFIX."forums f
        LEFT JOIN ".TABLE_PREFIX."forumsread fr ON (fr.fid=f.fid AND fr.uid='{$mybb->user['uid']}')
        WHERE f.active != 0
        ORDER BY pid, disporder
    ");
}

while($forum = $db->fetch_array($query))
{
    if($mybb->user['uid'] == 0 && $forumsread[$forum['fid']])
    {
        $forum['lastread'] = $forumsread[$forum['fid']];
    }

    $fcache[$forum['pid']][$forum['disporder']][$forum['fid']] = $forum;
}

// Get the forum moderators if the setting is enabled.
if($mybb->settings['modlist'] != 0)
{
    $moderatorcache = $cache->read("moderators");
}

$bgcolor = "trow1";
if($mybb->settings['subforumsindex'] != 0)
{
    $showdepth = 3;
}
else
{
    $showdepth = 2;
}
$child_forums = build_forumbits($fid, 2);
$forums = $child_forums['forum_list'];
if($forums)
{
    $lang->sub_forums_in = $lang->sprintf($lang->sub_forums_in, $foruminfo['name']);
    eval("\$subforums = \"".$templates->get("forumdisplay_subforums")."\";");
}

$excols = "forumdisplay";

// Password protected forums
check_forum_password($foruminfo['fid']);

if($foruminfo['linkto'])
{
    header("Location: {$foruminfo['linkto']}");
    exit;
}

// Make forum jump...
if($mybb->settings['enableforumjump'] != 0)
{
    $forumjump = build_forum_jump("", $fid, 1);
}

if($foruminfo['type'] == "f" && $foruminfo['open'] != 0)
{
    eval("\$newthread = \"".$templates->get("forumdisplay_newthread")."\";");
}

if($fpermissions['cansearch'] != 0 && $foruminfo['type'] == "f")
{
    eval("\$searchforum = \"".$templates->get("forumdisplay_searchforum")."\";");
}

$done_moderators = array(
    "users" => array(),
    "groups" => array()
);
$moderators = '';
$parentlistexploded = explode(",", $parentlist);
foreach($parentlistexploded as $mfid)
{
    // This forum has moderators
    if(is_array($moderatorcache[$mfid]))
    {
        // Fetch each moderator from the cache and format it, appending it to the list
        foreach($moderatorcache[$mfid] as $modtype)
        {
            foreach($modtype as $moderator)
            {
                if($moderator['isgroup'])
                {
                    if(in_array($moderator['id'], $done_moderators['groups']))
                    {
                        continue;
                    }
                    $moderators .= $comma.htmlspecialchars_uni($moderator['title']);
                    $done_moderators['groups'][] = $moderator['id'];
                }
                else
                {
                    if(in_array($moderator['id'], $done_moderators['users']))
                    {
                        continue;
                    }
                    $moderators .= "{$comma}<a href=\"".get_profile_link($moderator['id'])."\">".format_name(htmlspecialchars_uni($moderator['username']), $moderator['usergroup'], $moderator['displaygroup'])."</a>";
                    $done_moderators['users'][] = $moderator['id'];
                }
                $comma = $lang->comma;
            }
        }
    }
}
$comma = '';

// If we have a moderators list, load the template
if($moderators)
{
    eval("\$moderatedby = \"".$templates->get("forumdisplay_moderatedby")."\";");
}
else
{
    $moderatedby = '';
}

// Get the users browsing this forum.
if($mybb->settings['browsingthisforum'] != 0)
{
    $timecut = TIME_NOW - $mybb->settings['wolcutoff'];

    $comma = '';
    $guestcount = 0;
    $membercount = 0;
    $inviscount = 0;
    $onlinemembers = '';
    $query = $db->query("
        SELECT s.ip, s.uid, u.username, s.time, u.invisible, u.usergroup, u.usergroup, u.displaygroup
        FROM ".TABLE_PREFIX."sessions s
        LEFT JOIN ".TABLE_PREFIX."users u ON (s.uid=u.uid)
        WHERE s.time > '$timecut' AND location1='$fid' AND nopermission != 1
        ORDER BY u.username ASC, s.time DESC
    ");
    while($user = $db->fetch_array($query))
    {
        if($user['uid'] == 0)
        {
            ++$guestcount;
        }
        else
        {
            if($doneusers[$user['uid']] < $user['time'] || !$doneusers[$user['uid']])
            {
                $doneusers[$user['uid']] = $user['time'];
                ++$membercount;
                if($user['invisible'] == 1)
                {
                    $invisiblemark = "*";
                    ++$inviscount;
                }
                else
                {
                    $invisiblemark = '';
                }
                
                if($user['invisible'] != 1 || $mybb->usergroup['canviewwolinvis'] == 1 || $user['uid'] == $mybb->user['uid'])
                {
                    $user['username'] = format_name($user['username'], $user['usergroup'], $user['displaygroup']);
                    $user['profilelink'] = build_profile_link($user['username'], $user['uid']);
                    eval("\$onlinemembers .= \"".$templates->get("forumdisplay_usersbrowsing_user", 1, 0)."\";");
                    $comma = $lang->comma;
                }
            }
        }
    }
        
    if($guestcount)
    {
        $guestsonline = $lang->sprintf($lang->users_browsing_forum_guests, $guestcount);
    }
    
    if($guestcount && $onlinemembers)
    {
        $onlinesep = $lang->comma;
    }
    
    $invisonline = '';
    if($inviscount && $mybb->usergroup['canviewwolinvis'] != 1 && ($inviscount != 1 && $mybb->user['invisible'] != 1))
    {
        $invisonline = $lang->sprintf($lang->users_browsing_forum_invis, $inviscount);
    }
    
    if($invisonline != '' && $guestcount)
    {
        $onlinesep2 = $lang->comma;
    }
    eval("\$usersbrowsing = \"".$templates->get("forumdisplay_usersbrowsing")."\";");
}

// Do we have any forum rules to show for this forum?
$forumrules = '';
if($foruminfo['rulestype'] != 0 && $foruminfo['rules'])
{
    if(!$foruminfo['rulestitle'])
    {
        $foruminfo['rulestitle'] = $lang->sprintf($lang->forum_rules, $foruminfo['name']);
    }
    
    $rules_parser = array(
        "allow_html" => 1,
        "allow_mycode" => 1,
        "allow_smilies" => 1,
        "allow_imgcode" => 1
    );

    $foruminfo['rules'] = $parser->parse_message($foruminfo['rules'], $rules_parser);
    if($foruminfo['rulestype'] == 1)
    {
        eval("\$rules = \"".$templates->get("forumdisplay_rules")."\";");
    }
    else if($foruminfo['rulestype'] == 2)
    {
        eval("\$rules = \"".$templates->get("forumdisplay_rules_link")."\";");
    }
}

$bgcolor = "trow1";

// Set here to fetch only approved topics (and then below for a moderator we change this).
$visibleonly = "AND visible='1'";
$tvisibleonly = "AND t.visible='1'";

// Check if the active user is a moderator and get the inline moderation tools.
if(is_moderator($fid))
{
    eval("\$inlinemodcol = \"".$templates->get("forumdisplay_inlinemoderation_col")."\";");
    $ismod = true;
    $inlinecount = "0";
    $inlinecookie = "inlinemod_forum".$fid;
    $visibleonly = " AND (visible='1' OR visible='0')";
    $tvisibleonly = " AND (t.visible='1' OR t.visible='0')";
}
else
{
    $inlinemod = '';
    $ismod = false;
}

if(is_moderator($fid, "caneditposts") || $fpermissions['caneditposts'] == 1)
{
    $can_edit_titles = 1;
}
else
{
    $can_edit_titles = 0;
}

unset($rating);

// Pick out some sorting options.
// First, the date cut for the threads.
$datecut = 0;
if(!$mybb->input['datecut'])
{
    // If the user manually set a date cut, use it.
    if($mybb->user['daysprune'])
    {
        $datecut = $mybb->user['daysprune'];
    }
    else
    {
        // If the forum has a non-default date cut, use it.
        if(!empty($foruminfo['defaultdatecut']))
        {
            $datecut = $foruminfo['defaultdatecut'];
        }
    }
}
// If there was a manual date cut override, use it.
else
{
    $datecut = intval($mybb->input['datecut']);
}

$datecut = intval($datecut);
$datecutsel[$datecut] = "selected=\"selected\"";
if($datecut > 0 && $datecut != 9999)
{
    $checkdate = TIME_NOW - ($datecut * 86400);
    $datecutsql = "AND (lastpost >= '$checkdate' OR sticky = '1')";
    $datecutsql2 = "AND (t.lastpost >= '$checkdate' OR t.sticky = '1')";
}
else
{
    $datecutsql = '';
    $datecutsql2 = '';
}

// Pick the sort order.
if(!isset($mybb->input['order']) && !empty($foruminfo['defaultsortorder']))
{
    $mybb->input['order'] = $foruminfo['defaultsortorder'];
}

$mybb->input['order'] = htmlspecialchars($mybb->input['order']);

switch(my_strtolower($mybb->input['order']))
{
    case "asc":
        $sortordernow = "asc";
        $ordersel['asc'] = "selected=\"selected\"";
        $oppsort = $lang->desc;
        $oppsortnext = "desc";
        break;
    default:
        $sortordernow = "desc";
        $ordersel['desc'] = "selected=\"selected\"";
        $oppsort = $lang->asc;
        $oppsortnext = "asc";
        break;
}

// Sort by which field?
if(!isset($mybb->input['sortby']) && !empty($foruminfo['defaultsortby']))
{
    $mybb->input['sortby'] = $foruminfo['defaultsortby'];
}

$t = "t.";

$sortby = htmlspecialchars($mybb->input['sortby']);
switch($mybb->input['sortby'])
{
    case "subject":
        $sortfield = "subject";
        break;
    case "replies":
        $sortfield = "replies";
        break;
    case "views":
        $sortfield = "views";
        break;
    case "starter":
        $sortfield = "username";
        break;
    case "rating":
        $t = "";
        $sortfield = "averagerating";
        $sortfield2 = ", t.totalratings DESC";
        break;
    case "started":
        $sortfield = "dateline";
        break;
    default:
        $sortby = "lastpost";
        $sortfield = "lastpost";
        $mybb->input['sortby'] = "lastpost";
        break;
}

$sortsel[$mybb->input['sortby']] = "selected=\"selected\"";

// Pick the right string to join the sort URL
if($mybb->settings['seourls'] == "yes" || ($mybb->settings['seourls'] == "auto" && $_SERVER['SEO_SUPPORT'] == 1))
{
    $string = "?";
}
else
{
    $string = "&amp;";
}

// Are we viewing a specific page?
if(isset($mybb->input['page']) && is_numeric($mybb->input['page']))
{
    $sorturl = get_forum_link($fid, $mybb->input['page']).$string."datecut=$datecut";
}
else
{
    $sorturl = get_forum_link($fid).$string."datecut=$datecut";
}
eval("\$orderarrow['$sortby'] = \"".$templates->get("forumdisplay_orderarrow")."\";");

$threadcount = 0;
$useronly = $tuseronly = "";
if($fpermissions['canonlyviewownthreads'] == 1)
{
    $useronly = "AND uid={$mybb->user['uid']}";
    $tuseronly = "AND t.uid={$mybb->user['uid']}";
}

if($fpermissions['canviewthreads'] != 0)
{
    
    // How many posts are there?
    if($datecut > 0 || $fpermissions['canonlyviewownthreads'] == 1)
    {
        $query = $db->simple_select("threads", "COUNT(tid) AS threads", "fid = '$fid' $useronly $visibleonly $datecutsql");
        $threadcount = $db->fetch_field($query, "threads");
    }
    else
    {
        $query = $db->simple_select("forums", "threads, unapprovedthreads", "fid = '{$fid}'", array('limit' => 1));
        $forum_threads = $db->fetch_array($query);
        $threadcount = $forum_threads['threads'];
        if($ismod == true)
        {
            $threadcount += $forum_threads['unapprovedthreads'];
        }
        
        // If we have 0 threads double check there aren't any "moved" threads
        if($threadcount == 0)
        {
            $query = $db->simple_select("threads", "COUNT(tid) AS threads", "fid = '$fid' $useronly $visibleonly", array('limit' => 1));
            $threadcount = $db->fetch_field($query, "threads");
        }
    }
}

// How many pages are there?
if(!$mybb->settings['threadsperpage'])
{
    $mybb->settings['threadsperpage'] = 20;
}

$perpage = $mybb->settings['threadsperpage'];

if(intval($mybb->input['page']) > 0)
{
    $page = intval($mybb->input['page']);
    $start = ($page-1) * $perpage;
    $pages = $threadcount / $perpage;
    $pages = ceil($pages);
    if($page > $pages || $page <= 0)
    {
        $start = 0;
        $page = 1;
    }
}
else
{
    $start = 0;
    $page = 1;
}

$end = $start + $perpage;
$lower = $start + 1;
$upper = $end;

if($upper > $threadcount)
{
    $upper = $threadcount;
}

// Assemble page URL
if($mybb->input['sortby'] || $mybb->input['order'] || $mybb->input['datecut']) // Ugly URL
{    
    $page_url = str_replace("{fid}", $fid, FORUM_URL_PAGED);
    
    if($mybb->settings['seourls'] == "yes" || ($mybb->settings['seourls'] == "auto" && $_SERVER['SEO_SUPPORT'] == 1))
    {
        $q = "?";
        $and = '';
    }
    else
    {
        $q = '';
        $and = "&";
    }
    
    if($sortby != "lastpost")
    {
        $page_url .= "{$q}{$and}sortby={$sortby}";
        $q = '';
        $and = "&";
    }
    
    if($sortordernow != "desc")
    {
        $page_url .= "{$q}{$and}order={$sortordernow}";
        $q = '';
        $and = "&";
    }
    
    if($datecut > 0)
    {
        $page_url .= "{$q}{$and}datecut={$datecut}";
    }
}
else
{
    $page_url = str_replace("{fid}", $fid, FORUM_URL_PAGED);
}
$multipage = multipage($threadcount, $perpage, $page, $page_url);

if($foruminfo['allowtratings'] != 0 && $fpermissions['canviewthreads'] != 0)
{
    $lang->load("ratethread");

    switch($db->type)
    {
        case "pgsql":
            $ratingadd = "CASE WHEN t.numratings=0 THEN 0 ELSE t.totalratings/t.numratings::numeric END AS averagerating, ";
            break;
        default:
            $ratingadd = "(t.totalratings/t.numratings) AS averagerating, ";
    }

    $lpbackground = "trow2";
    eval("\$ratingcol = \"".$templates->get("forumdisplay_threadlist_rating")."\";");
    eval("\$ratingsort = \"".$templates->get("forumdisplay_threadlist_sortrating")."\";");
    $colspan = "7";
}
else
{
    if($sortfield == "averagerating")
    {
        $t = "t.";
        $sortfield = "lastpost";
    }
    $ratingadd = '';
    $lpbackground = "trow1";
    $colspan = "6";
}

if($ismod)
{
    ++$colspan;
}

// Get Announcements
$forum_stats = $cache->read("forumsdisplay");
if($forum_stats[-1]['announcements'] || $forum_stats[$fid]['announcements'])
{
    $limit = '';
    $announcements = '';
    if($mybb->settings['announcementlimit'])
    {
        $limit = "LIMIT 0, ".$mybb->settings['announcementlimit'];
    }

    $sql = build_parent_list($fid, "fid", "OR", $parentlist);
    $time = TIME_NOW;
    $query = $db->query("
        SELECT a.*, u.username
        FROM ".TABLE_PREFIX."announcements a
        LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid=a.uid)
        WHERE a.startdate<='$time' AND (a.enddate>='$time' OR a.enddate='0') AND ($sql OR fid='-1')
        ORDER BY a.startdate DESC $limit
    ");

    $bgcolor = alt_trow(true); // Reset the trow colors
    while($announcement = $db->fetch_array($query))
    {
        if($announcement['startdate'] > $mybb->user['lastvisit'])
        {
            $new_class = ' class="subject_new"';
            $folder = "newfolder";
        }
        else
        {
            $new_class = ' class="subject_old"';
            $folder = "folder";
        }

        $announcement['announcementlink'] = get_announcement_link($announcement['aid']);
        $announcement['subject'] = $parser->parse_badwords($announcement['subject']);
        $announcement['subject'] = htmlspecialchars_uni($announcement['subject']);
        $postdate = my_date($mybb->settings['dateformat'], $announcement['startdate']);
        $posttime = my_date($mybb->settings['timeformat'], $announcement['startdate']);
        $announcement['profilelink'] = build_profile_link($announcement['username'], $announcement['uid']);
    
        if($foruminfo['allowtratings'] != 0 && $fpermissions['canviewthreads'] != 0)
        {
            eval("\$rating = \"".$templates->get("forumdisplay_announcement_rating")."\";");
            $lpbackground = "trow2";
        }
        else
        {
            $rating = '';
            $lpbackground = "trow1";
        }
    
        if($ismod)
        {
            eval("\$modann = \"".$templates->get("forumdisplay_announcements_announcement_modbit")."\";");
        }
        else
        {
            $modann = '';
        }
    
        $plugins->run_hooks("forumdisplay_announcement");
        eval("\$announcements .= \"".$templates->get("forumdisplay_announcements_announcement")."\";");
        $bgcolor = alt_trow();
    }

    if($announcements)
    {
        eval("\$announcementlist = \"".$templates->get("forumdisplay_announcements")."\";");
        $shownormalsep = true;
    }
}

$icon_cache = $cache->read("posticons");

if($fpermissions['canviewthreads'] != 0)
{
    // Start Getting Threads
    $query = $db->query("
        SELECT t.*, {$ratingadd}t.username AS threadusername, u.username
        FROM ".TABLE_PREFIX."threads t
        LEFT JOIN ".TABLE_PREFIX."users u ON (u.uid = t.uid)
        WHERE t.fid='$fid' $tuseronly $tvisibleonly $datecutsql2
        ORDER BY t.sticky DESC, {$t}{$sortfield} $sortordernow $sortfield2
        LIMIT $start, $perpage
    ");

    $ratings = false;
    while($thread = $db->fetch_array($query))
    {        
        $threadcache[$thread['tid']] = $thread;

        if($thread['numratings'] > 0 && $ratings == false)
        {
            $ratings = true; // Looks for ratings in the forum
        }

        // If this is a moved thread - set the tid for participation marking and thread read marking to that of the moved thread
        if(substr($thread['closed'], 0, 5) == "moved")
        {
            $tid = substr($thread['closed'], 6);
            if(!$tids[$tid])
            {
                $moved_threads[$tid] = $thread['tid'];
                $tids[$thread['tid']] = $tid;
            }
        }
        // Otherwise - set it to the plain thread ID
        else
        {
            $tids[$thread['tid']] = $thread['tid'];
            if($moved_threads[$tid])
            {
                unset($moved_threads[$tid]);
            }
        }
    }

    if($foruminfo['allowtratings'] != 0 && $mybb->user['uid'] && $tids && $ratings == true)
    {
        // Check if we've rated threads on this page
        // Guests get the pleasure of not being ID'd, but will be checked when they try and rate
        $imp = implode(",", $tids);
        $query = $db->simple_select("threadratings", "tid, uid", "tid IN ({$imp}) AND uid = '{$mybb->user['uid']}'");

        while($rating = $db->fetch_array($query))
        {
            $threadcache[$rating['tid']]['rated'] = 1;
        }
    }
}
else
{
    $threadcache = $tids = null;
}

// If user has moderation tools available, prepare the Select All feature
$num_results = $db->num_rows($query);
if(is_moderator($fid) && $num_results > 0)
{
    $lang->page_selected = $lang->sprintf($lang->page_selected, intval($num_results));
    $lang->select_all = $lang->sprintf($lang->select_all, intval($threadcount));
    $lang->all_selected = $lang->sprintf($lang->all_selected, intval($threadcount));
    eval("\$selectall = \"".$templates->get("forumdisplay_inlinemoderation_selectall")."\";");
}

if($tids)
{
    $tids = implode(",", $tids);
}

// Check participation by the current user in any of these threads - for 'dot' folder icons
if($mybb->settings['dotfolders'] != 0 && $mybb->user['uid'] && $threadcache)
{
    $query = $db->simple_select("posts", "tid,uid", "uid='{$mybb->user['uid']}' AND tid IN ({$tids}) {$visibleonly}");
    while($post = $db->fetch_array($query))
    {
        if($moved_threads[$post['tid']])
        {
            $post['tid'] = $moved_threads[$post['tid']];
        }
        if($threadcache[$post['tid']])
        {
            $threadcache[$post['tid']]['doticon'] = 1;
        }
    }
}

// Read threads
if($mybb->user['uid'] && $mybb->settings['threadreadcut'] > 0 && $threadcache)
{
    $query = $db->simple_select("threadsread", "*", "uid='{$mybb->user['uid']}' AND tid IN ({$tids})");
    while($readthread = $db->fetch_array($query))
    {
        if($moved_threads[$readthread['tid']])
        {
             $readthread['tid'] = $moved_threads[$readthread['tid']];
         }
        if($threadcache[$readthread['tid']])
        {
             $threadcache[$readthread['tid']]['lastread'] = $readthread['dateline'];
        }
    }
}

if($mybb->settings['threadreadcut'] > 0 && $mybb->user['uid'])
{
    $query = $db->simple_select("forumsread", "dateline", "fid='{$fid}' AND uid='{$mybb->user['uid']}'");
    $forum_read = $db->fetch_field($query, "dateline");

    $read_cutoff = TIME_NOW-$mybb->settings['threadreadcut']*60*60*24;
    if($forum_read == 0 || $forum_read < $read_cutoff)
    {
        $forum_read = $read_cutoff;
    }
}
else
{
    $forum_read = my_get_array_cookie("forumread", $fid);

    if($mybb->cookies['mybb']['readallforums'] && !$forum_read)
    {
        $forum_read = $mybb->cookies['mybb']['lastvisit'];
    }
}

$unreadpost = 0;
$threads = '';
$load_inline_edit_js = 0;
if(is_array($threadcache))
{
    foreach($threadcache as $thread)
    {
        $plugins->run_hooks("forumdisplay_thread");

        $moved = explode("|", $thread['closed']);

        if($thread['visible'] == 0)
        {
            $bgcolor = "trow_shaded";
        }
        else
        {
            $bgcolor = alt_trow();
        }
        
        if($thread['sticky'] == 1)
        {
            $thread_type_class = " forumdisplay_sticky";
        }
        else
        {
            $thread_type_class = " forumdisplay_regular";
        }

        $folder = '';
        $prefix = '';

        $thread['author'] = $thread['uid'];
        if(!$thread['username'])
        {
            $thread['username'] = $thread['threadusername'];
            $thread['profilelink'] = $thread['threadusername'];
        }
        else
        {
            $thread['profilelink'] = build_profile_link($thread['username'], $thread['uid']);
        }
        
        // If this thread has a prefix, insert a space between prefix and subject
        $threadprefix = '';
        if($thread['prefix'] != 0)
        {
            $threadprefix = build_prefixes($thread['prefix']);
            $thread['threadprefix'] = $threadprefix['displaystyle'].'&nbsp;';
        }

        $thread['subject'] = $parser->parse_badwords($thread['subject']);
        $thread['subject'] = htmlspecialchars_uni($thread['subject']);

        if($thread['icon'] > 0 && $icon_cache[$thread['icon']])
        {
            $icon = $icon_cache[$thread['icon']];
            $icon = "<img src=\"{$icon['path']}\" alt=\"{$icon['name']}\" />";
        }
        else
        {
            $icon = "&nbsp;";
        }

        $prefix = '';
        if($thread['poll'])
        {
            $prefix = $lang->poll_prefix;
        }

        if($thread['sticky'] == "1" && !$donestickysep)
        {
            eval("\$threads .= \"".$templates->get("forumdisplay_sticky_sep")."\";");
            $shownormalsep = true;
            $donestickysep = true;
        }
        else if($thread['sticky'] == 0 && $shownormalsep)
        {
            eval("\$threads .= \"".$templates->get("forumdisplay_threads_sep")."\";");
            $shownormalsep = false;
        }

        $rating = '';
        if($foruminfo['allowtratings'] != 0)
        {
            if($moved[0] == "moved")
            {
                $rating = "<td class=\"{$bgcolor}\" style=\"text-align: center;\">-</td>";
            }
            else
            {
                $thread['averagerating'] = floatval(round($thread['averagerating'], 2));
                $thread['width'] = intval(round($thread['averagerating']))*20;
                $thread['numratings'] = intval($thread['numratings']);

                $not_rated = '';
                if(!$thread['rated'])
                {
                    $not_rated = ' star_rating_notrated';
                }

                $ratingvotesav = $lang->sprintf($lang->rating_votes_average, $thread['numratings'], $thread['averagerating']);
                eval("\$rating = \"".$templates->get("forumdisplay_thread_rating")."\";");
            }
        }

        $thread['pages'] = 0;
        $thread['multipage'] = '';
        $threadpages = '';
        $morelink = '';
        $thread['posts'] = $thread['replies'] + 1;

        if(!$mybb->settings['postsperpage'])
        {
            $mybb->settings['postperpage'] = 20;
        }

        if($thread['unapprovedposts'] > 0 && $ismod)
        {
            $thread['posts'] += $thread['unapprovedposts'];
        }

        if($thread['posts'] > $mybb->settings['postsperpage'])
        {
            $thread['pages'] = $thread['posts'] / $mybb->settings['postsperpage'];
            $thread['pages'] = ceil($thread['pages']);

            if($thread['pages'] > 5)
            {
                $pagesstop = 4;
                $page_link = get_thread_link($thread['tid'], $thread['pages']);
                eval("\$morelink = \"".$templates->get("forumdisplay_thread_multipage_more")."\";");
            }
            else
            {
                $pagesstop = $thread['pages'];
            }

            for($i = 1; $i <= $pagesstop; ++$i)
            {
                $page_link = get_thread_link($thread['tid'], $i);
                eval("\$threadpages .= \"".$templates->get("forumdisplay_thread_multipage_page")."\";");
            }

            eval("\$thread['multipage'] = \"".$templates->get("forumdisplay_thread_multipage")."\";");
        }
        else
        {
            $threadpages = '';
            $morelink = '';
            $thread['multipage'] = '';
        }

        if($ismod)
        {
            if(my_strpos($mybb->cookies[$inlinecookie], "|{$thread['tid']}|"))
            {
                $inlinecheck = "checked=\"checked\"";
                ++$inlinecount;
            }
            else
            {
                $inlinecheck = '';
            }

            $multitid = $thread['tid'];
            eval("\$modbit = \"".$templates->get("forumdisplay_thread_modbit")."\";");
        }
        else
        {
            $modbit = '';
        }

        if($moved[0] == "moved")
        {
            $prefix = $lang->moved_prefix;
            $thread['tid'] = $moved[1];
            $thread['replies'] = "-";
            $thread['views'] = "-";
        }

        $thread['threadlink'] = get_thread_link($thread['tid']);
        $thread['lastpostlink'] = get_thread_link($thread['tid'], 0, "lastpost");

        // Determine the folder
        $folder = '';
        $folder_label = '';

        if($thread['doticon'])
        {
            $folder = "dot_";
            $folder_label .= $lang->icon_dot;
        }

        $gotounread = '';
        $isnew = 0;
        $donenew = 0;

        if($mybb->settings['threadreadcut'] > 0 && $mybb->user['uid'] && $thread['lastpost'] > $forum_read)
        {
            if($thread['lastread'])
            {
                $last_read = $thread['lastread'];
            }
            else
            {
                $last_read = $read_cutoff;
            }
        }
        else
        {
            $last_read = my_get_array_cookie("threadread", $thread['tid']);
        }

        if($forum_read > $last_read)
        {
            $last_read = $forum_read;
        }

        if($thread['lastpost'] > $last_read && $moved[0] != "moved")
        {
            $folder .= "new";
            $folder_label .= $lang->icon_new;
            $new_class = "subject_new";
            $thread['newpostlink'] = get_thread_link($thread['tid'], 0, "newpost");
            eval("\$gotounread = \"".$templates->get("forumdisplay_thread_gotounread")."\";");
            $unreadpost = 1;
        }
        else
        {
            $folder_label .= $lang->icon_no_new;
            $new_class = "subject_old";
        }

        if($thread['replies'] >= $mybb->settings['hottopic'] || $thread['views'] >= $mybb->settings['hottopicviews'])
        {
            $folder .= "hot";
            $folder_label .= $lang->icon_hot;
        }

        if($thread['closed'] == 1)
        {
            $folder .= "lock";
            $folder_label .= $lang->icon_lock;
        }

        if($moved[0] == "moved")
        {
            $folder = "move";
            $gotounread = '';
        }

        $folder .= "folder";

        $inline_edit_tid = $thread['tid'];

        // If this user is the author of the thread and it is not closed or they are a moderator, they can edit
        if(($thread['uid'] == $mybb->user['uid'] && $thread['closed'] != 1 && $mybb->user['uid'] != 0 && $can_edit_titles == 1) || $ismod == true)
        {
            $inline_edit_class = "subject_editable";
        }
        else
        {
            $inline_edit_class = "";
        }
        $load_inline_edit_js = 1;

        $lastpostdate = my_date($mybb->settings['dateformat'], $thread['lastpost']);
        $lastposttime = my_date($mybb->settings['timeformat'], $thread['lastpost']);
        $lastposter = $thread['lastposter'];
        $lastposteruid = $thread['lastposteruid'];

        // Don't link to guest's profiles (they have no profile).
        if($lastposteruid == 0)
        {
            $lastposterlink = $lastposter;
        }
        else
        {
            $lastposterlink = build_profile_link($lastposter, $lastposteruid);
        }

        $thread['replies'] = my_number_format($thread['replies']);
        $thread['views'] = my_number_format($thread['views']);

        // Threads and posts requiring moderation
        if($thread['unapprovedposts'] > 0 && $ismod)
        {
            if($thread['unapprovedposts'] > 1)
            {
                $unapproved_posts_count = $lang->sprintf($lang->thread_unapproved_posts_count, $thread['unapprovedposts']);
            }
            else
            {
                $unapproved_posts_count = $lang->sprintf($lang->thread_unapproved_post_count, 1);
            }

            $unapproved_posts = " <span title=\"{$unapproved_posts_count}\">(".my_number_format($thread['unapprovedposts']).")</span>";
        }
        else
        {
            $unapproved_posts = '';
        }

        // If this thread has 1 or more attachments show the papperclip
        if($thread['attachmentcount'] > 0)
        {
            if($thread['attachmentcount'] > 1)
            {
                $attachment_count = $lang->sprintf($lang->attachment_count_multiple, $thread['attachmentcount']);
            }
            else
            {
                $attachment_count = $lang->attachment_count;
            }

            eval("\$attachment_count = \"".$templates->get("forumdisplay_thread_attachment_count")."\";");
        }
        else
        {
            $attachment_count = '';
        }

        eval("\$threads .= \"".$templates->get("forumdisplay_thread")."\";");
    }

    $customthreadtools = '';
    if($ismod)
    {
        if($forum_stats[-1]['modtools'] || $forum_stats[$fid]['modtools'])
        {
            switch($db->type)
            {
                case "pgsql":
                case "sqlite":
                    $query = $db->simple_select("modtools", 'tid, name', "(','||forums||',' LIKE '%,$fid,%' OR ','||forums||',' LIKE '%,-1,%' OR forums='') AND type = 't'");
                    break;
                default:
                    $query = $db->simple_select("modtools", 'tid, name', "(CONCAT(',',forums,',') LIKE '%,$fid,%' OR CONCAT(',',forums,',') LIKE '%,-1,%' OR forums='') AND type = 't'");
            }

            while($tool = $db->fetch_array($query))
            {
                eval("\$customthreadtools .= \"".$templates->get("forumdisplay_inlinemoderation_custom_tool")."\";");
            }
        }
        else
        {
            eval("\$customthreadtools = \"".$templates->get("forumdisplay_inlinemoderation_custom")."\";");
        }
        eval("\$inlinemod = \"".$templates->get("forumdisplay_inlinemoderation")."\";");
    }
}

// If there are no unread threads in this forum and no unread child forums - mark it as read
require_once MYBB_ROOT."inc/functions_indicators.php";

$unread_threads = fetch_unread_count($fid);
if($unread_threads !== false && $unread_threads == 0 && $unread_forums == 0)
{
    mark_forum_read($fid);
}

// Subscription status
$add_remove_subscription = 'add';
$add_remove_subscription_text = $lang->subscribe_forum;

if($mybb->user['uid'])
{
    $query = $db->simple_select("forumsubscriptions", "fid", "fid='".$fid."' AND uid='{$mybb->user['uid']}'", array('limit' => 1));

    if($db->fetch_field($query, 'fid'))
    {
        $add_remove_subscription = 'remove';
        $add_remove_subscription_text = $lang->unsubscribe_forum;
    }
}

// Is this a real forum with threads?
if($foruminfo['type'] != "c")
{
    if(!$threadcount)
    {
        eval("\$threads = \"".$templates->get("forumdisplay_nothreads")."\";");
    }

    if($foruminfo['password'] != '')
    {
        eval("\$clearstoredpass = \"".$templates->get("forumdisplay_threadlist_clearpass")."\";");
    }

    if($load_inline_edit_js == 1)
    {
        eval("\$inline_edit_js = \"".$templates->get("forumdisplay_threadlist_inlineedit_js")."\";");
    }

    $post_code_string = '';
    if($mybb->user['uid'])
    {
        $post_code_string = "&amp;my_post_key=".$mybb->post_code;
    }

    $lang->rss_discovery_forum = $lang->sprintf($lang->rss_discovery_forum, htmlspecialchars_uni(strip_tags($foruminfo['name'])));
    eval("\$rssdiscovery = \"".$templates->get("forumdisplay_rssdiscovery")."\";");
    eval("\$threadslist = \"".$templates->get("forumdisplay_threadlist")."\";");
}
else
{
    $rssdiscovery = '';
    $threadslist = '';

    if(empty($forums))
    {
        error($lang->error_containsnoforums);
    }
}

$plugins->run_hooks("forumdisplay_end");

$foruminfo['name'] = strip_tags($foruminfo['name']);

eval("\$forums = \"".$templates->get("forumdisplay")."\";");
output_page($forums);
?>



y el thread_prefixes.php



Código:
<?php
/**
* MyBB 1.6
* Copyright 2010 MyBB Group, All Rights Reserved
*
* Website: http://mybb.com
* License: http://mybb.com/about/license
*
* $Id: thread_prefixes.php 5352 2011-02-15 12:57:18Z Tomm $
*/

// Disallow direct access to this file for security reasons
if(!defined("IN_MYBB"))
{
    die("Direct initialization of this file is not allowed.<br /><br />Please make sure IN_MYBB is defined.");
}

$page->add_breadcrumb_item($lang->thread_prefixes, 'index.php?module=config-thread_prefixes');

$sub_tabs = array(
    "thread_prefixes" => array(
        'title' => $lang->thread_prefixes,
        'link' => 'index.php?module=config-thread_prefixes',
        'description' => $lang->thread_prefixes_desc
    ),
    "add_prefix" => array(
        'title'=> $lang->add_new_thread_prefix,
        'link' => 'index.php?module=config-thread_prefixes&amp;action=add_prefix',
        'description' => $lang->add_new_thread_prefix_desc
    )
);

$plugins->run_hooks('admin_config_thread_prefixes_begin');

if($mybb->input['action'] == 'add_prefix')
{
    $plugins->run_hooks('admin_config_thread_prefixes_add_prefix');
    
    if($mybb->request_method == 'post')
    {
        if(trim($mybb->input['prefix']) == '')
        {
            $errors[] = $lang->error_missing_prefix;
        }
        
        if(trim($mybb->input['displaystyle']) == '')
        {
            $errors[] = $lang->error_missing_display_style;
        }
        
        if($mybb->input['forum_type'] == 2)
        {
            if(count($mybb->input['forum_1_forums']) < 1)
            {
                $errors[] = $lang->error_no_forums_selected;
            }

            $forum_checked[2] = "checked=\"checked\"";
        }
        else
        {
            $forum_checked[1] = "checked=\"checked\"";
            $mybb->input['forum_1_forums'] = '';
        }
        
        if($mybb->input['group_type'] == 2)
        {
            if(count($mybb->input['group_1_groups']) < 1)
            {
                $errors[] = $lang->error_no_groups_selected;
            }

            $group_checked[2] = "checked=\"checked\"";
        }
        else
        {
            $group_checked[1] = "checked=\"checked\"";
            $mybb->input['group_1_forums'] = '';
        }
        
        if(!$errors)
        {
            $new_prefix = array(
                'prefix'        => $db->escape_string($mybb->input['prefix']),
                'displaystyle'    => $db->escape_string($mybb->input['displaystyle'])
            );
            
            if($mybb->input['forum_type'] == 2)
            {
                if(is_array($mybb->input['forum_1_forums']))
                {
                    $checked = array();
                    foreach($mybb->input['forum_1_forums'] as $fid)
                    {
                        $checked[] = intval($fid);
                    }
                    
                    $new_prefix['forums'] = implode(',', $checked);
                }
            }
            else
            {
                $new_prefix['forums'] = '-1';
            }
            
            if($mybb->input['group_type'] == 2)
            {
                if(is_array($mybb->input['group_1_groups']))
                {
                    $checked = array();
                    foreach($mybb->input['group_1_groups'] as $gid)
                    {
                        $checked[] = intval($gid);
                    }
                    
                    $new_prefix['groups'] = implode(',', $checked);
                }
            }
            else
            {
                $new_prefix['groups'] = '-1';
            }
            
            $pid = $db->insert_query('threadprefixes', $new_prefix);
            
            $plugins->run_hooks('admin_config_thread_prefixes_add_prefix_commit');
            
            // Log admin action
            log_admin_action($pid, $mybb->input['prefix']);
            $cache->update_threadprefixes();
            
            flash_message($lang->success_thread_prefix_created, 'success');
            admin_redirect('index.php?module=config-thread_prefixes');
        }
    }
    
    $page->add_breadcrumb_item($lang->add_new_thread_prefix);
    $page->output_header($lang->thread_prefixes." - ".$lang->add_new_thread_prefix);
    $page->output_nav_tabs($sub_tabs, 'add_prefix');
    
    $form = new Form('index.php?module=config-thread_prefixes&amp;action=add_prefix', 'post');
    
    if($errors)
    {
        $page->output_inline_error($errors);
    }
    else
    {
        $mybb->input['prefix'] = '';
        $mybb->input['displaystyle'] = '';
        $mybb->input['forum_1_forums'] = '';
        $forum_checked[1] = "checked=\"checked\"";
        $forum_checked[2] = '';
        $mybb->input['group_1_groups'] = '';
        $group_checked[1] = "checked=\"checked\"";
        $group_checked[2] = '';
    }
    
    $form_container = new FormContainer($lang->prefix_options);
    $form_container->output_row($lang->prefix.' <em>*</em>', $lang->prefix_desc, $form->generate_text_box('prefix', $mybb->input['prefix'], array('id' => 'prefix')), 'prefix');
    $form_container->output_row($lang->display_style.' <em>*</em>', $lang->display_style_desc, $form->generate_text_box('displaystyle', $mybb->input['displaystyle'], array('id' => 'displaystyle')), 'displaystyle');
    
    $actions = "<script type=\"text/javascript\">
    function checkAction(id)
    {
        var checked = '';
        
        $$('.'+id+'s_check').each(function(e)
        {
            if(e.checked == true)
            {
                checked = e.value;
            }
        });
        $$('.'+id+'s').each(function(e)
        {
            Element.hide(e);
        });
        if($(id+'_'+checked))
        {
            Element.show(id+'_'+checked);
        }
    }    
</script>
    <dl style=\"margin-top: 0; margin-bottom: 0; width: 100%;\">
    <dt><label style=\"display: block;\"><input type=\"radio\" name=\"forum_type\" value=\"1\" {$forum_checked[1]} class=\"forums_check\" onclick=\"checkAction('forum');\" style=\"vertical-align: middle;\" /> <strong>{$lang->all_forums}</strong></label></dt>
        <dt><label style=\"display: block;\"><input type=\"radio\" name=\"forum_type\" value=\"2\" {$forum_checked[2]} class=\"forums_check\" onclick=\"checkAction('forum');\" style=\"vertical-align: middle;\" /> <strong>{$lang->select_forums}</strong></label></dt>
        <dd style=\"margin-top: 4px;\" id=\"forum_2\" class=\"forums\">
            <table cellpadding=\"4\">
                <tr>
                    <td valign=\"top\"><small>{$lang->forums_colon}</small></td>
                    <td>".$form->generate_forum_select('forum_1_forums[]', $mybb->input['forum_1_forums'], array('multiple' => true, 'size' => 5))."</td>
                </tr>
            </table>
        </dd>
    </dl>
    <script type=\"text/javascript\">
    checkAction('forum');
    </script>";
    $form_container->output_row($lang->available_in_forums.' <em>*</em>', '', $actions);
    
    $group_select = "
    <dl style=\"margin-top: 0; margin-bottom: 0; width: 100%\">
    <dt><label style=\"display: block;\"><input type=\"radio\" name=\"group_type\" value=\"1\" {$group_checked[1]} class=\"groups_check\" onclick=\"checkAction('group');\" style=\"vertical-align: middle;\" /> <strong>{$lang->all_groups}</strong></label></dt>
        <dt><label style=\"display: block;\"><input type=\"radio\" name=\"group_type\" value=\"2\" {$group_checked[2]} class=\"groups_check\" onclick=\"checkAction('group');\" style=\"vertical-align: middle;\" /> <strong>{$lang->select_groups}</strong></label></dt>
        <dd style=\"margin-top: 4px;\" id=\"group_2\" class=\"groups\">
            <table cellpadding=\"4\">
                <tr>
                    <td valign=\"top\"><small>{$lang->groups_colon}</small></td>
                    <td>".$form->generate_group_select('group_1_groups[]', $mybb->input['group_1_groups'], array('multiple' => true, 'size' => 5))."</td>
                </tr>
            </table>
        </dd>
    </dl>
    <script type=\"text/javascript\">
        checkAction('group');
    </script>";
    $form_container->output_row($lang->available_to_groups." <em>*</em>", '', $group_select);
    
    $form_container->end();
    
    $buttons[] = $form->generate_submit_button($lang->save_thread_prefix);
    
    $form->output_submit_wrapper($buttons);
    $form->end();
    
    $page->output_footer();
}

if($mybb->input['action'] == 'edit_prefix')
{
    $plugins->run_hooks('admin_config_thread_prefixes_edit_prefix_start');
    
    $prefix = build_prefixes($mybb->input['pid']);
    if(!$prefix['pid'])
    {
        flash_message($lang->error_invalid_prefix, 'error');
        admin_redirect('index.php?module=config-thread_prefixes');
    }
    
    if($mybb->request_method == 'post')
    {
        if(trim($mybb->input['prefix']) == '')
        {
            $errors[] = $lang->error_missing_prefix;
        }
        
        if(trim($mybb->input['displaystyle']) == '')
        {
            $errors[] = $lang->error_missing_display_style;
        }
        
        if($mybb->input['forum_type'] == 2)
        {
            if(count($mybb->input['forum_1_forums']) < 1)
            {
                $errors[] = $lang->error_no_forums_selected;
            }

            $forum_checked[2] = "checked=\"checked\"";
        }
        else
        {
            $forum_checked[1] = "checked=\"checked\"";
            $mybb->input['forum_1_forums'] = '';
        }
        
        if($mybb->input['group_type'] == 2)
        {
            if(count($mybb->input['group_1_groups']) < 1)
            {
                $errors[] = $lang->error_no_groups_selected;
            }

            $group_checked[2] = "checked=\"checked\"";
        }
        else
        {
            $group_checked[1] = "checked=\"checked\"";
            $mybb->input['group_1_forums'] = '';
        }
        
        if(!$errors)
        {
            $update_prefix = array(
                'prefix'        => $db->escape_string($mybb->input['prefix']),
                'displaystyle'    => $db->escape_string($mybb->input['displaystyle'])
            );
            
            if($mybb->input['forum_type'] == 2)
            {
                if(is_array($mybb->input['forum_1_forums']))
                {
                    $checked = array();
                    foreach($mybb->input['forum_1_forums'] as $fid)
                    {
                        $checked[] = intval($fid);
                    }
                    
                    $update_prefix['forums'] = implode(',', $checked);
                }
            }
            else
            {
                $update_prefix['forums'] = '-1';
            }
            
            if($mybb->input['group_type'] == 2)
            {
                if(is_array($mybb->input['group_1_groups']))
                {
                    $checked = array();
                    foreach($mybb->input['group_1_groups'] as $gid)
                    {
                        $checked[] = intval($gid);
                    }
                    
                    $update_prefix['groups'] = implode(',', $checked);
                }
            }
            else
            {
                $update_prefix['groups'] = '-1';
            }
            
            $db->update_query('threadprefixes', $update_prefix, "pid='{$mybb->input['pid']}'");
            
            $plugins->run_hooks('admin_config_thread_prefixes_edit_prefix_commit');
            
            // Log admin action
            log_admin_action($mybb->input['pid'], $mybb->input['prefix']);
            $cache->update_threadprefixes();
            
            flash_message($lang->success_thread_prefix_updated, 'success');
            admin_redirect('index.php?module=config-thread_prefixes');
        }
    }
    
    $page->add_breadcrumb_item($lang->edit_thread_prefix);
    $page->output_header($lang->thread_prefixes.' - '.$lang->edit_thread_prefix);

    // Setup the edit prefix tab
    unset($sub_tabs);
    $sub_tabs['edit_prefix'] = array(
        "title" => $lang->edit_prefix,
        "link" => "index.php?module=config-thread_prefixes",
        "description" => $lang->edit_prefix_desc
    );
    $page->output_nav_tabs($sub_tabs, "edit_prefix");

    $form = new Form('index.php?module=config-thread_prefixes&amp;action=edit_prefix', 'post');
    echo $form->generate_hidden_field('pid', $mybb->input['pid']);
    
    if($errors)
    {
        $page->output_inline_error($errors);
    }
    else
    {
        $query = $db->simple_select('threadprefixes', '*', "pid = '{$mybb->input['pid']}'");
        $threadprefix = $db->fetch_array($query);
        
        $mybb->input['prefix'] = $threadprefix['prefix'];
        $mybb->input['displaystyle'] = $threadprefix['displaystyle'];
        $mybb->input['forum_1_forums'] = explode(",", $threadprefix['forums']);

        if(!$threadprefix['forums'] || $threadprefix['forums'] == -1)
        {
            $forum_checked[1] = "checked=\"checked\"";
            $forum_checked[2] = '';
        }
        else
        {
            $forum_checked[1] = '';
            $forum_checked[2] = "checked=\"checked\"";
        }
        
        $mybb->input['group_1_groups'] = explode(",", $threadprefix['groups']);

        if(!$threadprefix['groups'] || $threadprefix['groups'] == -1)
        {
            $group_checked[1] = "checked=\"checked\"";
            $group_checked[2] = '';
        }
        else
        {
            $group_checked[1] = '';
            $group_checked[2] = "checked=\"checked\"";
        }
    }
    
    $form_container = new FormContainer($lang->prefix_options);
    $form_container->output_row($lang->prefix.' <em>*</em>', $lang->prefix_desc, $form->generate_text_box('prefix', $mybb->input['prefix'], array('id' => 'prefix')), 'prefix');
    $form_container->output_row($lang->display_style.' <em>*</em>', $lang->display_style_desc, $form->generate_text_box('displaystyle', $mybb->input['displaystyle'], array('id' => 'displaystyle')), 'displaystyle');
    
    $actions = "<script type=\"text/javascript\">
    function checkAction(id)
    {
        var checked = '';
        
        $$('.'+id+'s_check').each(function(e)
        {
            if(e.checked == true)
            {
                checked = e.value;
            }
        });
        $$('.'+id+'s').each(function(e)
        {
            Element.hide(e);
        });
        if($(id+'_'+checked))
        {
            Element.show(id+'_'+checked);
        }
    }    
</script>
    <dl style=\"margin-top: 0; margin-bottom: 0; width: 100%;\">
    <dt><label style=\"display: block;\"><input type=\"radio\" name=\"forum_type\" value=\"1\" {$forum_checked[1]} class=\"forums_check\" onclick=\"checkAction('forum');\" style=\"vertical-align: middle;\" /> <strong>{$lang->all_forums}</strong></label></dt>
        <dt><label style=\"display: block;\"><input type=\"radio\" name=\"forum_type\" value=\"2\" {$forum_checked[2]} class=\"forums_check\" onclick=\"checkAction('forum');\" style=\"vertical-align: middle;\" /> <strong>{$lang->select_forums}</strong></label></dt>
        <dd style=\"margin-top: 4px;\" id=\"forum_2\" class=\"forums\">
            <table cellpadding=\"4\">
                <tr>
                    <td valign=\"top\"><small>{$lang->forums_colon}</small></td>
                    <td>".$form->generate_forum_select('forum_1_forums[]', $mybb->input['forum_1_forums'], array('multiple' => true, 'size' => 5))."</td>
                </tr>
            </table>
        </dd>
    </dl>
    <script type=\"text/javascript\">
    checkAction('forum');
    </script>";
    $form_container->output_row($lang->available_in_forums.' <em>*</em>', '', $actions);
    
    $group_select = "
    <dl style=\"margin-top: 0; margin-bottom: 0; width: 100%\">
    <dt><label style=\"display: block;\"><input type=\"radio\" name=\"group_type\" value=\"1\" {$group_checked[1]} class=\"groups_check\" onclick=\"checkAction('group');\" style=\"vertical-align: middle;\" /> <strong>{$lang->all_groups}</strong></label></dt>
        <dt><label style=\"display: block;\"><input type=\"radio\" name=\"group_type\" value=\"2\" {$group_checked[2]} class=\"groups_check\" onclick=\"checkAction('group');\" style=\"vertical-align: middle;\" /> <strong>{$lang->select_groups}</strong></label></dt>
        <dd style=\"margin-top: 4px;\" id=\"group_2\" class=\"groups\">
            <table cellpadding=\"4\">
                <tr>
                    <td valign=\"top\"><small>{$lang->groups_colon}</small></td>
                    <td>".$form->generate_group_select('group_1_groups[]', $mybb->input['group_1_groups'], array('multiple' => true, 'size' => 5))."</td>
                </tr>
            </table>
        </dd>
    </dl>
    <script type=\"text/javascript\">
        checkAction('group');
    </script>";
    $form_container->output_row($lang->available_to_groups." <em>*</em>", '', $group_select);
    
    $form_container->end();
    
    $buttons[] = $form->generate_submit_button($lang->save_thread_prefix);
    
    $form->output_submit_wrapper($buttons);
    $form->end();
    
    $page->output_footer();
}

if($mybb->input['action'] == 'delete_prefix')
{
    $plugins->run_hooks('admin_config_thread_prefixes_delete_prefix');
    
    $prefix = build_prefixes($mybb->input['pid']);
    if(!$prefix['pid'])
    {
        flash_message($lang->error_invalid_thread_prefix, 'error');
        admin_redirect('index.php?module=config-thread_prefixes');
    }
    
    // User clicked no
    if($mybb->input['no'])
    {
        admin_redirect('index.php?module=config-thread_prefixes');
    }
    
    if($mybb->request_method == 'post')
    {
        // Remove prefix from existing threads
        $update_threads = array('prefix' => 0);
        $db->update_query('threads', $update_threads, "prefix='{$prefix['pid']}'");
        
        // Delete prefix
        $db->delete_query('threadprefixes', "pid='{$prefix['pid']}'");
        
        $plugins->run_hooks('admin_config_thread_prefixes_delete_thread_prefix_commit');
        
        // Log admin action
        log_admin_action($prefix['pid'], $prefix['prefix']);
        $cache->update_threadprefixes();
        
        flash_message($lang->success_thread_prefix_deleted, 'success');
        admin_redirect('index.php?module=config-thread_prefixes');
    }
    else
    {
        $page->output_confirm_action("index.php?module=config-thread_prefixes&amp;action=delete_prefix&amp;pid={$mybb->input['pid']}", $lang->confirm_thread_prefix_deletion);
    }
}

if(!$mybb->input['action'])
{
    $plugins->run_hooks('admin_config_thread_prefixes_start');
    
    $page->output_header($lang->thread_prefixes);
    $page->output_nav_tabs($sub_tabs, 'thread_prefixes');
    
    $table = new Table;
    $table->construct_header($lang->prefix);
    $table->construct_header($lang->controls, array('class' => 'align_center', 'colspan' => 2));
    
    $prefixes = build_prefixes();
    if($prefixes)
    {
        foreach($prefixes as $prefix)
        {
            $table->construct_cell("<a href=\"index.php?module=config-thread_prefixes&amp;action=edit_prefix&amp;pid={$prefix['pid']}\"><strong>".htmlspecialchars_uni($prefix['prefix'])."</strong></a>");
            $table->construct_cell("<a href=\"index.php?module=config-thread_prefixes&amp;action=edit_prefix&amp;pid={$prefix['pid']}\">{$lang->edit}</a>", array('width' => 100, 'class' => "align_center"));
            $table->construct_cell("<a href=\"index.php?module=config-thread_prefixes&amp;action=delete_prefix&amp;pid={$prefix['pid']}&amp;my_post_key={$mybb->post_code}\" onclick=\"return AdminCP.deleteConfirmation(this, '{$lang->confirm_thread_prefix_deletion}')\">{$lang->delete}</a>", array('width' => 100, 'class' => 'align_center'));
            $table->construct_row();
        }
    }
    
    if($table->num_rows() == 0)
    {
        $table->construct_cell($lang->no_thread_prefixes, array('colspan' => 3));
        $table->construct_row();
    }
    
    $table->output($lang->thread_prefixes);
    
    $page->output_footer();
}
?>
Ve a la seccion de Mantenimiento -> Cache

Busca prefix o parecido y limpialo.

Tambien antes/despues reemplaza dichos archivos con unos limpios, al igual que el functions.php
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la verdad , ya lo hice como tu dices aun haci sigue haciendo el mismo error