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<?php

/**

*

* @package phpBB3

* @version $Id: viewforum.php 11682 2012-02-11 10:45:09Z git-gate $

* @copyright (c) 2005 phpBB Group

* @license http://opensource.org/licenses/gpl-license.php GNU Public License

*

*/

/**

* @ignore

*/

define('IN_PHPBB', true);

$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';

$phpEx = substr(strrchr(__FILE__, '.'), 1);

include($phpbb_root_path . 'common.' . $phpEx);

include($phpbb_root_path . 'includes/functions_display.' . $phpEx);

// Start session

$user->session_begin();

$auth->acl($user->data);

// Start initial var setup

$forum_id        = request_var('f', 0);

$mark_read        = request_var('mark', '');

$start                = request_var('start', 0);

$default_sort_days        = (!empty($user->data['user_topic_show_days'])) ? $user->data['user_topic_show_days'] : 0;

$default_sort_key        = (!empty($user->data['user_topic_sortby_type'])) ? $user->data['user_topic_sortby_type'] : 't';

$default_sort_dir        = (!empty($user->data['user_topic_sortby_dir'])) ? $user->data['user_topic_sortby_dir'] : 'd';

$sort_days        = request_var('st', $default_sort_days);

$sort_key        = request_var('sk', $default_sort_key);

$sort_dir        = request_var('sd', $default_sort_dir);

// Check if the user has actually sent a forum ID with his/her request

// If not give them a nice error page.

if (!$forum_id)

{

        trigger_error('NO_FORUM');

}

$sql_from = FORUMS_TABLE . ' f';

$lastread_select = '';

// Grab appropriate forum data

if ($config['load_db_lastread'] && $user->data['is_registered'])

{

        $sql_from .= ' LEFT JOIN ' . FORUMS_TRACK_TABLE . ' ft ON (ft.user_id = ' . $user->data['user_id'] . '

                AND ft.forum_id = f.forum_id)';

        $lastread_select .= ', ft.mark_time';

}

if ($user->data['is_registered'])

{

        $sql_from .= ' LEFT JOIN ' . FORUMS_WATCH_TABLE . ' fw ON (fw.forum_id = f.forum_id AND fw.user_id = ' . $user->data['user_id'] . ')';

        $lastread_select .= ', fw.notify_status';

}

$sql = "SELECT f.* $lastread_select

        FROM $sql_from

        WHERE f.forum_id = $forum_id";

$result = $db->sql_query($sql);

$forum_data = $db->sql_fetchrow($result);

$db->sql_freeresult($result);

if (!$forum_data)

{

        trigger_error('NO_FORUM');

}

// Configure style, language, etc.

$user->setup('viewforum', $forum_data['forum_style']);

// Redirect to login upon emailed notification links

if (isset($_GET['e']) && !$user->data['is_registered'])

{

        login_box('', $user->lang['LOGIN_NOTIFY_FORUM']);

}

// Permissions check

if (!$auth->acl_gets('f_list', 'f_read', $forum_id) || ($forum_data['forum_type'] == FORUM_LINK && $forum_data['forum_link'] && !$auth->acl_get('f_read', $forum_id)))

{

        if ($user->data['user_id'] != ANONYMOUS)

        {

                trigger_error('SORRY_AUTH_READ');

        }

        login_box('', $user->lang['LOGIN_VIEWFORUM']);

}

// Forum is passworded ... check whether access has been granted to this

// user this session, if not show login box

if ($forum_data['forum_password'])

{

        login_forum_box($forum_data);

}

// Is this forum a link? ... User got here either because the

// number of clicks is being tracked or they guessed the id

if ($forum_data['forum_type'] == FORUM_LINK && $forum_data['forum_link'])

{

        // Does it have click tracking enabled?

        if ($forum_data['forum_flags'] & FORUM_FLAG_LINK_TRACK)

        {

                $sql = 'UPDATE ' . FORUMS_TABLE . '

                        SET forum_posts = forum_posts + 1

                        WHERE forum_id = ' . $forum_id;

                $db->sql_query($sql);

        }

        // We redirect to the url. The third parameter indicates that external redirects are allowed.

        redirect($forum_data['forum_link'], false, true);

        return;

}

// Build navigation links

generate_forum_nav($forum_data);

// Forum Rules

if ($auth->acl_get('f_read', $forum_id))

{

        generate_forum_rules($forum_data);

}

// Do we have subforums?

$active_forum_ary = $moderators = array();

if ($forum_data['left_id'] != $forum_data['right_id'] - 1)

{

        list($active_forum_ary, $moderators) = display_forums($forum_data, $config['load_moderators'], $config['load_moderators']);

}

else

{

        $template->assign_var('S_HAS_SUBFORUM', false);

        if ($config['load_moderators'])

        {

                get_moderators($moderators, $forum_id);

        }

}

// Dump out the page header and load viewforum template

page_header($user->lang['VIEW_FORUM'] . ' - ' . $forum_data['forum_name'], true, $forum_id);

$template->set_filenames(array(

        'body' => 'viewforum_body.html')

);

make_jumpbox(append_sid("{$phpbb_root_path}viewforum.$phpEx"), $forum_id);

$template->assign_vars(array(

        'U_VIEW_FORUM'                        => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . (($start == 0) ? '' : "&start=$start")),

));

// Not postable forum or showing active topics?

if (!($forum_data['forum_type'] == FORUM_POST || (($forum_data['forum_flags'] & FORUM_FLAG_ACTIVE_TOPICS) && $forum_data['forum_type'] == FORUM_CAT)))

{

        page_footer();

}

// Ok, if someone has only list-access, we only display the forum list.

// We also make this circumstance available to the template in case we want to display a notice. ;)

if (!$auth->acl_get('f_read', $forum_id))

{

        $template->assign_vars(array(

                'S_NO_READ_ACCESS'                => true,

        ));

        page_footer();

}

// Handle marking posts

if ($mark_read == 'topics')

{

        $token = request_var('hash', '');

        if (check_link_hash($token, 'global'))

        {

                // Add 0 to forums array to mark global announcements correctly

                markread('topics', array($forum_id, 0));

        }

        $redirect_url = append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id);

        meta_refresh(3, $redirect_url);

        trigger_error($user->lang['TOPICS_MARKED'] . '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], '<a href="' . $redirect_url . '">', '</a>'));

}

// Is a forum specific topic count required?

if ($forum_data['forum_topics_per_page'])

{

        $config['topics_per_page'] = $forum_data['forum_topics_per_page'];

}

// Do the forum Prune thang - cron type job ...

if ($forum_data['prune_next'] < time() && $forum_data['enable_prune'])

{

        $template->assign_var('RUN_CRON_TASK', '<img src="' . append_sid($phpbb_root_path . 'cron.' . $phpEx, 'cron_type=prune_forum&amp;f=' . $forum_id) . '" alt="cron" width="1" height="1" />');

}

// Forum rules and subscription info

$s_watching_forum = array(

        'link'                        => '',

        'title'                        => '',

        'is_watching'        => false,

);

if (($config['email_enable'] || $config['jab_enable']) && $config['allow_forum_notify'] && $forum_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_subscribe', $forum_id) || $user->data['user_id'] == ANONYMOUS))

{

        $notify_status = (isset($forum_data['notify_status'])) ? $forum_data['notify_status'] : NULL;

        watch_topic_forum('forum', $s_watching_forum, $user->data['user_id'], $forum_id, 0, $notify_status, $start, $forum_data['forum_name']);

}

$s_forum_rules = '';

gen_forum_auth_level('forum', $forum_id, $forum_data['forum_status']);

// Topic ordering options

$limit_days = array(0 => $user->lang['ALL_TOPICS'], 1 => $user->lang['1_DAY'], 7 => $user->lang['7_DAYS'], 14 => $user->lang['2_WEEKS'], 30 => $user->lang['1_MONTH'], 90 => $user->lang['3_MONTHS'], 180 => $user->lang['6_MONTHS'], 365 => $user->lang['1_YEAR']);

$sort_by_text = array('a' => $user->lang['AUTHOR'], 't' => $user->lang['POST_TIME'], 'r' => $user->lang['REPLIES'], 's' => $user->lang['SUBJECT'], 'v' => $user->lang['VIEWS']);

$sort_by_sql = array('a' => 't.topic_first_poster_name', 't' => 't.topic_last_post_time', 'r' => 't.topic_replies', 's' => 't.topic_title', 'v' => 't.topic_views');

$s_limit_days = $s_sort_key = $s_sort_dir = $u_sort_param = '';

gen_sort_selects($limit_days, $sort_by_text, $sort_days, $sort_key, $sort_dir, $s_limit_days, $s_sort_key, $s_sort_dir, $u_sort_param, $default_sort_days, $default_sort_key, $default_sort_dir);

// Limit topics to certain time frame, obtain correct topic count

// global announcements must not be counted, normal announcements have to

// be counted, as forum_topics(_real) includes them

if ($sort_days)

{

        $min_post_time = time() - ($sort_days * 86400);

        $sql = 'SELECT COUNT(topic_id) AS num_topics

                FROM ' . TOPICS_TABLE . "

                WHERE forum_id = $forum_id

                        AND ((topic_type <> " . POST_GLOBAL . " AND topic_last_post_time >= $min_post_time)

                                OR topic_type = " . POST_ANNOUNCE . ")

                " . (($auth->acl_get('m_approve', $forum_id)) ? '' : 'AND topic_approved = 1');

        $result = $db->sql_query($sql);

        $topics_count = (int) $db->sql_fetchfield('num_topics');

        $db->sql_freeresult($result);

        if (isset($_POST['sort']))

        {

                $start = 0;

        }

        $sql_limit_time = "AND t.topic_last_post_time >= $min_post_time";

        // Make sure we have information about day selection ready

        $template->assign_var('S_SORT_DAYS', true);

}

else

{

        $topics_count = ($auth->acl_get('m_approve', $forum_id)) ? $forum_data['forum_topics_real'] : $forum_data['forum_topics'];

        $sql_limit_time = '';

}

// Make sure $start is set to the last page if it exceeds the amount

if ($start < 0 || $start > $topics_count)

{

        $start = ($start < 0) ? 0 : floor(($topics_count - 1) / $config['topics_per_page']) * $config['topics_per_page'];

}

// Basic pagewide vars

$post_alt = ($forum_data['forum_status'] == ITEM_LOCKED) ? $user->lang['FORUM_LOCKED'] : $user->lang['POST_NEW_TOPIC'];

// Display active topics?

$s_display_active = ($forum_data['forum_type'] == FORUM_CAT && ($forum_data['forum_flags'] & FORUM_FLAG_ACTIVE_TOPICS)) ? true : false;

$s_search_hidden_fields = array('fid' => array($forum_id));

if ($_SID)

{

        $s_search_hidden_fields['sid'] = $_SID;

}

if (!empty($_EXTRA_URL))

{

        foreach ($_EXTRA_URL as $url_param)

        {

                $url_param = explode('=', $url_param, 2);

                $s_search_hidden_fields[$url_param[0]] = $url_param[1];

        }

}

$template->assign_vars(array(

        'MODERATORS'        => (!empty($moderators[$forum_id])) ? implode(', ', $moderators[$forum_id]) : '',

        'POST_IMG'                                        => ($forum_data['forum_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', $post_alt) : $user->img('button_topic_new', $post_alt),

        'NEWEST_POST_IMG'                        => $user->img('icon_topic_newest', 'VIEW_NEWEST_POST'),

        'LAST_POST_IMG'                                => $user->img('icon_topic_latest', 'VIEW_LATEST_POST'),

        'FOLDER_IMG'                                => $user->img('topic_read', 'NO_UNREAD_POSTS'),

        'FOLDER_UNREAD_IMG'                        => $user->img('topic_unread', 'UNREAD_POSTS'),

        'FOLDER_HOT_IMG'                        => $user->img('topic_read_hot', 'NO_UNREAD_POSTS_HOT'),

        'FOLDER_HOT_UNREAD_IMG'                => $user->img('topic_unread_hot', 'UNREAD_POSTS_HOT'),

        'FOLDER_LOCKED_IMG'                        => $user->img('topic_read_locked', 'NO_UNREAD_POSTS_LOCKED'),

        'FOLDER_LOCKED_UNREAD_IMG'        => $user->img('topic_unread_locked', 'UNREAD_POSTS_LOCKED'),

        'FOLDER_STICKY_IMG'                        => $user->img('sticky_read', 'POST_STICKY'),

        'FOLDER_STICKY_UNREAD_IMG'        => $user->img('sticky_unread', 'POST_STICKY'),

        'FOLDER_ANNOUNCE_IMG'                => $user->img('announce_read', 'POST_ANNOUNCEMENT'),

        'FOLDER_ANNOUNCE_UNREAD_IMG'=> $user->img('announce_unread', 'POST_ANNOUNCEMENT'),

        'FOLDER_MOVED_IMG'                        => $user->img('topic_moved', 'TOPIC_MOVED'),

        'REPORTED_IMG'                                => $user->img('icon_topic_reported', 'TOPIC_REPORTED'),

        'UNAPPROVED_IMG'                        => $user->img('icon_topic_unapproved', 'TOPIC_UNAPPROVED'),

        'GOTO_PAGE_IMG'                                => $user->img('icon_post_target', 'GOTO_PAGE'),

        'L_NO_TOPICS'                         => ($forum_data['forum_status'] == ITEM_LOCKED) ? $user->lang['POST_FORUM_LOCKED'] : $user->lang['NO_TOPICS'],

        'S_DISPLAY_POST_INFO'        => ($forum_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS)) ? true : false,

        'S_IS_POSTABLE'                        => ($forum_data['forum_type'] == FORUM_POST) ? true : false,

        'S_USER_CAN_POST'                => ($auth->acl_get('f_post', $forum_id)) ? true : false,

        'S_DISPLAY_ACTIVE'                => $s_display_active,

        'S_SELECT_SORT_DIR'                => $s_sort_dir,

        'S_SELECT_SORT_KEY'                => $s_sort_key,

        'S_SELECT_SORT_DAYS'        => $s_limit_days,

        'S_TOPIC_ICONS'                        => ($s_display_active && sizeof($active_forum_ary)) ? max($active_forum_ary['enable_icons']) : (($forum_data['enable_icons']) ? true : false),

        'S_WATCH_FORUM_LINK'        => $s_watching_forum['link'],

        'S_WATCH_FORUM_TITLE'        => $s_watching_forum['title'],

        'S_WATCHING_FORUM'                => $s_watching_forum['is_watching'],

        'S_FORUM_ACTION'                => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . (($start == 0) ? '' : "&start=$start")),

        'S_DISPLAY_SEARCHBOX'        => ($auth->acl_get('u_search') && $auth->acl_get('f_search', $forum_id) && $config['load_search']) ? true : false,

        'S_SEARCHBOX_ACTION'        => append_sid("{$phpbb_root_path}search.$phpEx"),

        'S_SEARCH_LOCAL_HIDDEN_FIELDS'        => build_hidden_fields($s_search_hidden_fields),

        'S_SINGLE_MODERATOR'        => (!empty($moderators[$forum_id]) && sizeof($moderators[$forum_id]) > 1) ? false : true,

        'S_IS_LOCKED'                        => ($forum_data['forum_status'] == ITEM_LOCKED) ? true : false,

        'S_VIEWFORUM'                        => true,

        'U_MCP'                                => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "f=$forum_id&i=main&mode=forum_view", true, $user->session_id) : '',

        'U_POST_NEW_TOPIC'        => ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", 'mode=post&f=' . $forum_id) : '',

        'U_VIEW_FORUM'                => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . ((strlen($u_sort_param)) ? "&$u_sort_param" : '') . (($start == 0) ? '' : "&start=$start")),

        'U_MARK_TOPICS'                => ($user->data['is_registered'] || $config['load_anon_lastread']) ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'hash=' . generate_link_hash('global') . "&f=$forum_id&mark=topics") : '',

));

// Grab icons

$icons = $cache->obtain_icons();

// Grab all topic data

$rowset = $announcement_list = $topic_list = $global_announce_list = array();

$sql_array = array(

        'SELECT'        => 't.*',

        'FROM'                => array(

                TOPICS_TABLE                => 't'

        ),

        'LEFT_JOIN'        => array(),

);

$sql_approved = ($auth->acl_get('m_approve', $forum_id)) ? '' : 'AND t.topic_approved = 1';

if ($user->data['is_registered'])

{

        if ($config['load_db_track'])

        {

                $sql_array['LEFT_JOIN'][] = array('FROM' => array(TOPICS_POSTED_TABLE => 'tp'), 'ON' => 'tp.topic_id = t.topic_id AND tp.user_id = ' . $user->data['user_id']);

                $sql_array['SELECT'] .= ', tp.topic_posted';

        }

        if ($config['load_db_lastread'])

        {

                $sql_array['LEFT_JOIN'][] = array('FROM' => array(TOPICS_TRACK_TABLE => 'tt'), 'ON' => 'tt.topic_id = t.topic_id AND tt.user_id = ' . $user->data['user_id']);

                $sql_array['SELECT'] .= ', tt.mark_time';

                if ($s_display_active && sizeof($active_forum_ary))

                {

                        $sql_array['LEFT_JOIN'][] = array('FROM' => array(FORUMS_TRACK_TABLE => 'ft'), 'ON' => 'ft.forum_id = t.forum_id AND ft.user_id = ' . $user->data['user_id']);

                        $sql_array['SELECT'] .= ', ft.mark_time AS forum_mark_time';

                }

        }

}

if ($forum_data['forum_type'] == FORUM_POST)

{

        // Obtain announcements ... removed sort ordering, sort by time in all cases

        $sql = $db->sql_build_query('SELECT', array(

                'SELECT'        => $sql_array['SELECT'],

                'FROM'                => $sql_array['FROM'],

                'LEFT_JOIN'        => $sql_array['LEFT_JOIN'],

                'WHERE'                => 't.forum_id IN (' . $forum_id . ', 0)

                        AND t.topic_type IN (' . POST_ANNOUNCE . ', ' . POST_GLOBAL . ')',

                'ORDER_BY'        => 't.topic_time DESC',

        ));

        $result = $db->sql_query($sql);

        while ($row = $db->sql_fetchrow($result))

        {

                if (!$row['topic_approved'] && !$auth->acl_get('m_approve', $row['forum_id']))

                {

                        // Do not display announcements that are waiting for approval.

                        continue;

                }

                $rowset[$row['topic_id']] = $row;

                $announcement_list[] = $row['topic_id'];

                if ($row['topic_type'] == POST_GLOBAL)

                {

                        $global_announce_list[$row['topic_id']] = true;

                }

                else

                {

                        $topics_count--;

                }

        }

        $db->sql_freeresult($result);

}

// If the user is trying to reach late pages, start searching from the end

$store_reverse = false;

$sql_limit = $config['topics_per_page'];

if ($start > $topics_count / 2)

{

        $store_reverse = true;

        if ($start + $config['topics_per_page'] > $topics_count)

        {

                $sql_limit = min($config['topics_per_page'], max(1, $topics_count - $start));

        }

        // Select the sort order

        $sql_sort_order = $sort_by_sql[$sort_key] . ' ' . (($sort_dir == 'd') ? 'ASC' : 'DESC');

        $sql_start = max(0, $topics_count - $sql_limit - $start);

}

else

{

        // Select the sort order

        $sql_sort_order = $sort_by_sql[$sort_key] . ' ' . (($sort_dir == 'd') ? 'DESC' : 'ASC');

        $sql_start = $start;

}

if ($forum_data['forum_type'] == FORUM_POST || !sizeof($active_forum_ary))

{

        $sql_where = 't.forum_id = ' . $forum_id;

}

else if (empty($active_forum_ary['exclude_forum_id']))

{

        $sql_where = $db->sql_in_set('t.forum_id', $active_forum_ary['forum_id']);

}

else

{

        $get_forum_ids = array_diff($active_forum_ary['forum_id'], $active_forum_ary['exclude_forum_id']);

        $sql_where = (sizeof($get_forum_ids)) ? $db->sql_in_set('t.forum_id', $get_forum_ids) : 't.forum_id = ' . $forum_id;

}

// Grab just the sorted topic ids

$sql = 'SELECT t.topic_id

        FROM ' . TOPICS_TABLE . " t

        WHERE $sql_where

                AND t.topic_type IN (" . POST_NORMAL . ', ' . POST_STICKY . ")

                $sql_approved

                $sql_limit_time

        ORDER BY t.topic_type " . ((!$store_reverse) ? 'DESC' : 'ASC') . ', ' . $sql_sort_order;

$result = $db->sql_query_limit($sql, $sql_limit, $sql_start);

while ($row = $db->sql_fetchrow($result))

{

        $topic_list[] = (int) $row['topic_id'];

}

$db->sql_freeresult($result);

// For storing shadow topics

$shadow_topic_list = array();

if (sizeof($topic_list))

{

        // SQL array for obtaining topics/stickies

        $sql_array = array(

                'SELECT'                => $sql_array['SELECT'],

                'FROM'                        => $sql_array['FROM'],

                'LEFT_JOIN'                => $sql_array['LEFT_JOIN'],

                'WHERE'                        => $db->sql_in_set('t.topic_id', $topic_list),

        );

        // If store_reverse, then first obtain topics, then stickies, else the other way around...

        // Funnily enough you typically save one query if going from the last page to the middle (store_reverse) because

        // the number of stickies are not known

        $sql = $db->sql_build_query('SELECT', $sql_array);

        $result = $db->sql_query($sql);

        while ($row = $db->sql_fetchrow($result))

        {

                if ($row['topic_status'] == ITEM_MOVED)

                {

                        $shadow_topic_list[$row['topic_moved_id']] = $row['topic_id'];

                }

                $rowset[$row['topic_id']] = $row;

        }

        $db->sql_freeresult($result);

}

// If we have some shadow topics, update the rowset to reflect their topic information

if (sizeof($shadow_topic_list))

{

        $sql = 'SELECT *

                FROM ' . TOPICS_TABLE . '

                WHERE ' . $db->sql_in_set('topic_id', array_keys($shadow_topic_list));

        $result = $db->sql_query($sql);

        while ($row = $db->sql_fetchrow($result))

        {

                $orig_topic_id = $shadow_topic_list[$row['topic_id']];

                // If the shadow topic is already listed within the rowset (happens for active topics for example), then do not include it...

                if (isset($rowset[$row['topic_id']]))

                {

                        // We need to remove any trace regarding this topic. :)

                        unset($rowset[$orig_topic_id]);

                        unset($topic_list[array_search($orig_topic_id, $topic_list)]);

                        $topics_count--;

                        continue;

                }

                // Do not include those topics the user has no permission to access

                if (!$auth->acl_get('f_read', $row['forum_id']))

                {

                        // We need to remove any trace regarding this topic. :)

                        unset($rowset[$orig_topic_id]);

                        unset($topic_list[array_search($orig_topic_id, $topic_list)]);

                        $topics_count--;

                        continue;

                }

                // We want to retain some values

                $row = array_merge($row, array(

                        'topic_moved_id'        => $rowset[$orig_topic_id]['topic_moved_id'],

                        'topic_status'                => $rowset[$orig_topic_id]['topic_status'],

                        'topic_type'                => $rowset[$orig_topic_id]['topic_type'],

                        'topic_title'                => $rowset[$orig_topic_id]['topic_title'],

                ));

                // Shadow topics are never reported

                $row['topic_reported'] = 0;

                $rowset[$orig_topic_id] = $row;

        }

        $db->sql_freeresult($result);

}

unset($shadow_topic_list);

// Ok, adjust topics count for active topics list

if ($s_display_active)

{

        $topics_count = 1;

}

// We need to readd the local announcements to the forums total topic count, otherwise the number is different from the one on the forum list

$total_topic_count = $topics_count + sizeof($announcement_list) - sizeof($global_announce_list);

$template->assign_vars(array(

        'PAGINATION'        => generate_pagination(append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . ((strlen($u_sort_param)) ? "&$u_sort_param" : '')), $topics_count, $config['topics_per_page'], $start),

        'PAGE_NUMBER'        => on_page($topics_count, $config['topics_per_page'], $start),

        'TOTAL_TOPICS'        => ($s_display_active) ? false : (($total_topic_count == 1) ? $user->lang['VIEW_FORUM_TOPIC'] : sprintf($user->lang['VIEW_FORUM_TOPICS'], $total_topic_count)))

);

$topic_list = ($store_reverse) ? array_merge($announcement_list, array_reverse($topic_list)) : array_merge($announcement_list, $topic_list);

$topic_tracking_info = $tracking_topics = array();

// Okay, lets dump out the page ...

if (sizeof($topic_list))

{

        $mark_forum_read = true;

        $mark_time_forum = 0;

        // Active topics?

        if ($s_display_active && sizeof($active_forum_ary))

        {

                // Generate topic forum list...

                $topic_forum_list = array();

                foreach ($rowset as $t_id => $row)

                {

                        $topic_forum_list[$row['forum_id']]['forum_mark_time'] = ($config['load_db_lastread'] && $user->data['is_registered'] && isset($row['forum_mark_time'])) ? $row['forum_mark_time'] : 0;

                        $topic_forum_list[$row['forum_id']]['topics'][] = $t_id;

                }

                if ($config['load_db_lastread'] && $user->data['is_registered'])

                {

                        foreach ($topic_forum_list as $f_id => $topic_row)

                        {

                                $topic_tracking_info += get_topic_tracking($f_id, $topic_row['topics'], $rowset, array($f_id => $topic_row['forum_mark_time']), false);

                        }

                }

                else if ($config['load_anon_lastread'] || $user->data['is_registered'])

                {

                        foreach ($topic_forum_list as $f_id => $topic_row)

                        {

                                $topic_tracking_info += get_complete_topic_tracking($f_id, $topic_row['topics'], false);

                        }

                }

                unset($topic_forum_list);

        }

        else

        {

                if ($config['load_db_lastread'] && $user->data['is_registered'])

                {

                        $topic_tracking_info = get_topic_tracking($forum_id, $topic_list, $rowset, array($forum_id => $forum_data['mark_time']), $global_announce_list);

                        $mark_time_forum = (!empty($forum_data['mark_time'])) ? $forum_data['mark_time'] : $user->data['user_lastmark'];

                }

                else if ($config['load_anon_lastread'] || $user->data['is_registered'])

                {

                        $topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_list, $global_announce_list);

                        if (!$user->data['is_registered'])

                        {

                                $user->data['user_lastmark'] = (isset($tracking_topics['l'])) ? (int) (base_convert($tracking_topics['l'], 36, 10) + $config['board_startdate']) : 0;

                        }

                        $mark_time_forum = (isset($tracking_topics['f'][$forum_id])) ? (int) (base_convert($tracking_topics['f'][$forum_id], 36, 10) + $config['board_startdate']) : $user->data['user_lastmark'];

                }

        }

        $s_type_switch = 0;

        foreach ($topic_list as $topic_id)

        {

                $row = &$rowset[$topic_id];

                $topic_forum_id = ($row['forum_id']) ? (int) $row['forum_id'] : $forum_id;

                // This will allow the style designer to output a different header

                // or even separate the list of announcements from sticky and normal topics

                $s_type_switch_test = ($row['topic_type'] == POST_ANNOUNCE || $row['topic_type'] == POST_GLOBAL) ? 1 : 0;

                // Replies

                $replies = ($auth->acl_get('m_approve', $topic_forum_id)) ? $row['topic_replies_real'] : $row['topic_replies'];

                if ($row['topic_status'] == ITEM_MOVED)

                {

                        $topic_id = $row['topic_moved_id'];

                        $unread_topic = false;

                }

                else

                {

                        $unread_topic = (isset($topic_tracking_info[$topic_id]) && $row['topic_last_post_time'] > $topic_tracking_info[$topic_id]) ? true : false;

                }

                // Get folder img, topic status/type related information

                $folder_img = $folder_alt = $topic_type = '';

                topic_status($row, $replies, $unread_topic, $folder_img, $folder_alt, $topic_type);

                // Generate all the URIs ...

                $view_topic_url_params = 'f=' . $topic_forum_id . '&t=' . $topic_id;

                $view_topic_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", $view_topic_url_params);

                $topic_unapproved = (!$row['topic_approved'] && $auth->acl_get('m_approve', $topic_forum_id)) ? true : false;

                $posts_unapproved = ($row['topic_approved'] && $row['topic_replies'] < $row['topic_replies_real'] && $auth->acl_get('m_approve', $topic_forum_id)) ? true : false;

                $u_mcp_queue = ($topic_unapproved || $posts_unapproved) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&mode=' . (($topic_unapproved) ? 'approve_details' : 'unapproved_posts') . "&t=$topic_id", true, $user->session_id) : '';

                // Send vars to template

                $template->assign_block_vars('topicrow', array(

                        'FORUM_ID'                                        => $topic_forum_id,

                        'TOPIC_ID'                                        => $topic_id,

                        'TOPIC_AUTHOR'                                => get_username_string('username', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),

                        'TOPIC_AUTHOR_COLOUR'                => get_username_string('colour', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),

                        'TOPIC_AUTHOR_FULL'                        => get_username_string('full', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),

                        'FIRST_POST_TIME'                        => $user->format_date($row['topic_time']),

                        'LAST_POST_SUBJECT'                        => censor_text($row['topic_last_post_subject']),

                        'LAST_POST_TIME'                        => $user->format_date($row['topic_last_post_time']),

                        'LAST_VIEW_TIME'                        => $user->format_date($row['topic_last_view_time']),

                        'LAST_POST_AUTHOR'                        => get_username_string('username', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),

                        'LAST_POST_AUTHOR_COLOUR'        => get_username_string('colour', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),

                        'LAST_POST_AUTHOR_FULL'                => get_username_string('full', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),

                        'PAGINATION'                => topic_generate_pagination($replies, $view_topic_url),

                        'REPLIES'                        => $replies,

                        'VIEWS'                                => $row['topic_views'],

                        'TOPIC_TITLE'                => censor_text($row['topic_title']),

                        'TOPIC_TYPE'                => $topic_type,

                        'TOPIC_FOLDER_IMG'                => $user->img($folder_img, $folder_alt),

                        'TOPIC_FOLDER_IMG_SRC'        => $user->img($folder_img, $folder_alt, false, '', 'src'),

                        'TOPIC_FOLDER_IMG_ALT'        => $user->lang[$folder_alt],

                        'TOPIC_FOLDER_IMG_WIDTH'=> $user->img($folder_img, '', false, '', 'width'),

                        'TOPIC_FOLDER_IMG_HEIGHT'        => $user->img($folder_img, '', false, '', 'height'),

                        'TOPIC_ICON_IMG'                => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['img'] : '',

                        'TOPIC_ICON_IMG_WIDTH'        => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['width'] : '',

                        'TOPIC_ICON_IMG_HEIGHT'        => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['height'] : '',

                        'ATTACH_ICON_IMG'                => ($auth->acl_get('u_download') && $auth->acl_get('f_download', $topic_forum_id) && $row['topic_attachment']) ? $user->img('icon_topic_attach', $user->lang['TOTAL_ATTACHMENTS']) : '',

                        'UNAPPROVED_IMG'                => ($topic_unapproved || $posts_unapproved) ? $user->img('icon_topic_unapproved', ($topic_unapproved) ? 'TOPIC_UNAPPROVED' : 'POSTS_UNAPPROVED') : '',

                        'S_TOPIC_TYPE'                        => $row['topic_type'],

                        'S_USER_POSTED'                        => (isset($row['topic_posted']) && $row['topic_posted']) ? true : false,

                        'S_UNREAD_TOPIC'                => $unread_topic,

                        'S_TOPIC_REPORTED'                => (!empty($row['topic_reported']) && $auth->acl_get('m_report', $topic_forum_id)) ? true : false,

                        'S_TOPIC_UNAPPROVED'        => $topic_unapproved,

                        'S_POSTS_UNAPPROVED'        => $posts_unapproved,

                        'S_HAS_POLL'                        => ($row['poll_start']) ? true : false,

                        'S_POST_ANNOUNCE'                => ($row['topic_type'] == POST_ANNOUNCE) ? true : false,

                        'S_POST_GLOBAL'                        => ($row['topic_type'] == POST_GLOBAL) ? true : false,

                        'S_POST_STICKY'                        => ($row['topic_type'] == POST_STICKY) ? true : false,

                        'S_TOPIC_LOCKED'                => ($row['topic_status'] == ITEM_LOCKED) ? true : false,

                        'S_TOPIC_MOVED'                        => ($row['topic_status'] == ITEM_MOVED) ? true : false,

                        'U_NEWEST_POST'                        => append_sid("{$phpbb_root_path}viewtopic.$phpEx", $view_topic_url_params . '&view=unread') . '#unread',

                        'U_LAST_POST'                        => append_sid("{$phpbb_root_path}viewtopic.$phpEx", $view_topic_url_params . '&p=' . $row['topic_last_post_id']) . '#p' . $row['topic_last_post_id'],

                        'U_LAST_POST_AUTHOR'        => get_username_string('profile', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),

                        'U_TOPIC_AUTHOR'                => get_username_string('profile', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),

                        'U_VIEW_TOPIC'                        => $view_topic_url,

                        'U_MCP_REPORT'                        => append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=reports&mode=reports&f=' . $topic_forum_id . '&t=' . $topic_id, true, $user->session_id),

                        'U_MCP_QUEUE'                        => $u_mcp_queue,

                        'S_TOPIC_TYPE_SWITCH'        => ($s_type_switch == $s_type_switch_test) ? -1 : $s_type_switch_test)

                );

                $s_type_switch = ($row['topic_type'] == POST_ANNOUNCE || $row['topic_type'] == POST_GLOBAL) ? 1 : 0;

                if ($unread_topic)

                {

                        $mark_forum_read = false;

                }

                unset($rowset[$topic_id]);

        }

}

// This is rather a fudge but it's the best I can think of without requiring information

// on all topics (as we do in 2.0.x). It looks for unread or new topics, if it doesn't find

// any it updates the forum last read cookie. This requires that the user visit the forum

// after reading a topic

if ($forum_data['forum_type'] == FORUM_POST && sizeof($topic_list) && $mark_forum_read)

{

        update_forum_tracking_info($forum_id, $forum_data['forum_last_post_time'], false, $mark_time_forum);

}

page_footer();

?>