viewtopic

<?php
/**
*
* @package phpBB3
* @version $Id$
* @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.' . $phpEx);
include($phpbb_root_path . 'includes/bbcode.' . $phpEx);

// Start session management
$user->session_begin();
$auth->acl($user->data);

// Initial var setup
$forum_id   = request_var('f', 0);
$topic_id   = request_var('t', 0);
$post_id    = request_var('p', 0);
$voted_id   = request_var('vote_id', array('' => 0));

$voted_id = (sizeof($voted_id) > 1) ? array_unique($voted_id) : $voted_id;


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

$default_sort_days  = (!empty($user->data['user_post_show_days'])) ? $user->data['user_post_show_days'] : 0;
$default_sort_key   = (!empty($user->data['user_post_sortby_type'])) ? $user->data['user_post_sortby_type'] : 't';
$default_sort_dir   = (!empty($user->data['user_post_sortby_dir'])) ? $user->data['user_post_sortby_dir'] : 'a';

$sort_days  = request_var('st', $default_sort_days);
$sort_key   = request_var('sk', $default_sort_key);
$sort_dir   = request_var('sd', $default_sort_dir);

$update     = request_var('update', false);

$s_can_vote = false;
/**
* @todo normalize?
*/
$hilit_words    = request_var('hilit', '', true);

// Do we have a topic or post id?
if (!$topic_id && !$post_id)
{
    trigger_error('NO_TOPIC');
}

// Find topic id if user requested a newer or older topic
if ($view && !$post_id)
{
    if (!$forum_id)
    {
        $sql = 'SELECT forum_id
            FROM ' . TOPICS_TABLE . "
            WHERE topic_id = $topic_id";
        $result = $db->sql_query($sql);
        $forum_id = (int) $db->sql_fetchfield('forum_id');
        $db->sql_freeresult($result);

        if (!$forum_id)
        {
            trigger_error('NO_TOPIC');
        }
    }

    if ($view == 'unread')
    {
        // Get topic tracking info
        $topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_id);

        $topic_last_read = (isset($topic_tracking_info[$topic_id])) ? $topic_tracking_info[$topic_id] : 0;

        $sql = 'SELECT post_id, topic_id, forum_id
            FROM ' . POSTS_TABLE . "
            WHERE topic_id = $topic_id
                " . (($auth->acl_get('m_approve', $forum_id)) ? '' : 'AND post_approved = 1') . "
                AND post_time > $topic_last_read
                AND forum_id = $forum_id
            ORDER BY post_time ASC";
        $result = $db->sql_query_limit($sql, 1);
        $row = $db->sql_fetchrow($result);
        $db->sql_freeresult($result);

        if (!$row)
        {
            $sql = 'SELECT topic_last_post_id as post_id, topic_id, forum_id
                FROM ' . TOPICS_TABLE . '
                WHERE topic_id = ' . $topic_id;
            $result = $db->sql_query($sql);
            $row = $db->sql_fetchrow($result);
            $db->sql_freeresult($result);
        }

        if (!$row)
        {
            // Setup user environment so we can process lang string
            $user->setup('viewtopic');

            trigger_error('NO_TOPIC');
        }

        $post_id = $row['post_id'];
        $topic_id = $row['topic_id'];
    }
    else if ($view == 'next' || $view == 'previous')
    {
        $sql_condition = ($view == 'next') ? '>' : '<';
        $sql_ordering = ($view == 'next') ? 'ASC' : 'DESC';

        $sql = 'SELECT forum_id, topic_last_post_time
            FROM ' . TOPICS_TABLE . '
            WHERE topic_id = ' . $topic_id;
        $result = $db->sql_query($sql);
        $row = $db->sql_fetchrow($result);
        $db->sql_freeresult($result);

        if (!$row)
        {
            $user->setup('viewtopic');
            // OK, the topic doesn't exist. This error message is not helpful, but technically correct.
            trigger_error(($view == 'next') ? 'NO_NEWER_TOPICS' : 'NO_OLDER_TOPICS');
        }
        else
        {
            $sql = 'SELECT topic_id, forum_id
                FROM ' . TOPICS_TABLE . '
                WHERE forum_id = ' . $row['forum_id'] . "
                    AND topic_moved_id = 0
                    AND topic_last_post_time $sql_condition {$row['topic_last_post_time']}
                    " . (($auth->acl_get('m_approve', $row['forum_id'])) ? '' : 'AND topic_approved = 1') . "
                ORDER BY topic_last_post_time $sql_ordering";
            $result = $db->sql_query_limit($sql, 1);
            $row = $db->sql_fetchrow($result);
            $db->sql_freeresult($result);

            if (!$row)
            {
                $user->setup('viewtopic');
                trigger_error(($view == 'next') ? 'NO_NEWER_TOPICS' : 'NO_OLDER_TOPICS');
            }
            else
            {
                $topic_id = $row['topic_id'];

                // Check for global announcement correctness?
                if (!$row['forum_id'] && !$forum_id)
                {
                    trigger_error('NO_TOPIC');
                }
                else if ($row['forum_id'])
                {
                    $forum_id = $row['forum_id'];
                }
            }
        }
    }

    // Check for global announcement correctness?
    if ((!isset($row) || !$row['forum_id']) && !$forum_id)
    {
        trigger_error('NO_TOPIC');
    }
    else if (isset($row) && $row['forum_id'])
    {
        $forum_id = $row['forum_id'];
    }
}

// This rather complex gaggle of code handles querying for topics but
// also allows for direct linking to a post (and the calculation of which
// page the post is on and the correct display of viewtopic)
$sql_array = array(
    'SELECT'    => 't.*, f.*',

    'FROM'      => array(FORUMS_TABLE => 'f'),
);

// Firebird handles two columns of the same name a little differently, this
// addresses that by forcing the forum_id to come from the forums table.
if ($db->sql_layer === 'firebird')
{
    $sql_array['SELECT'] = 'f.forum_id AS forum_id, ' . $sql_array['SELECT'];
}

// The FROM-Order is quite important here, else t.* columns can not be correctly bound.
if ($post_id)
{
    $sql_array['SELECT'] .= ', p.post_approved, p.post_time, p.post_id';
    $sql_array['FROM'][POSTS_TABLE] = 'p';
}

// Topics table need to be the last in the chain
$sql_array['FROM'][TOPICS_TABLE] = 't';

if ($user->data['is_registered'])
{
    $sql_array['SELECT'] .= ', tw.notify_status';
    $sql_array['LEFT_JOIN'] = array();

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

    if ($config['allow_bookmarks'])
    {
        $sql_array['SELECT'] .= ', bm.topic_id as bookmarked';
        $sql_array['LEFT_JOIN'][] = array(
            'FROM'  => array(BOOKMARKS_TABLE => 'bm'),
            'ON'    => 'bm.user_id = ' . $user->data['user_id'] . ' AND t.topic_id = bm.topic_id'
        );
    }

    if ($config['load_db_lastread'])
    {
        $sql_array['SELECT'] .= ', tt.mark_time, ft.mark_time as forum_mark_time';

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

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

if (!$post_id)
{
    $sql_array['WHERE'] = "t.topic_id = $topic_id";
}
else
{
    $sql_array['WHERE'] = "p.post_id = $post_id AND t.topic_id = p.topic_id";
}

$sql_array['WHERE'] .= ' AND (f.forum_id = t.forum_id';

if (!$forum_id)
{
    // If it is a global announcement make sure to set the forum id to a postable forum
    $sql_array['WHERE'] .= ' OR (t.topic_type = ' . POST_GLOBAL . '
        AND f.forum_type = ' . FORUM_POST . ')';
}
else
{
    $sql_array['WHERE'] .= ' OR (t.topic_type = ' . POST_GLOBAL . "
        AND f.forum_id = $forum_id)";
}

$sql_array['WHERE'] .= ')';

// Join to forum table on topic forum_id unless topic forum_id is zero
// whereupon we join on the forum_id passed as a parameter ... this
// is done so navigation, forum name, etc. remain consistent with where
// user clicked to view a global topic
$sql = $db->sql_build_query('SELECT', $sql_array);
$result = $db->sql_query($sql);
$topic_data = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

// link to unapproved post or incorrect link
if (!$topic_data)
{
    // If post_id was submitted, we try at least to display the topic as a last resort...
    if ($post_id && $topic_id)
    {
        redirect(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($forum_id) ? "&amp;f=$forum_id" : '')));
    }

    trigger_error('NO_TOPIC');
}

$forum_id = (int) $topic_data['forum_id'];
// This is for determining where we are (page)
if ($post_id)
{
    // are we where we are supposed to be?
    if (!$topic_data['post_approved'] && !$auth->acl_get('m_approve', $topic_data['forum_id']))
    {
        // If post_id was submitted, we try at least to display the topic as a last resort...
        if ($topic_id)
        {
            redirect(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($forum_id) ? "&amp;f=$forum_id" : '')));
        }

        trigger_error('NO_TOPIC');
    }
    if ($post_id == $topic_data['topic_first_post_id'] || $post_id == $topic_data['topic_last_post_id'])
    {
        $check_sort = ($post_id == $topic_data['topic_first_post_id']) ? 'd' : 'a';

        if ($sort_dir == $check_sort)
        {
            $topic_data['prev_posts'] = ($auth->acl_get('m_approve', $forum_id)) ? $topic_data['topic_replies_real'] : $topic_data['topic_replies'];
        }
        else
        {
            $topic_data['prev_posts'] = 0;
        }
    }
    else
    {
        $sql = 'SELECT COUNT(p.post_id) AS prev_posts
            FROM ' . POSTS_TABLE . " p
            WHERE p.topic_id = {$topic_data['topic_id']}
                " . ((!$auth->acl_get('m_approve', $forum_id)) ? 'AND p.post_approved = 1' : '');

        if ($sort_dir == 'd')
        {
            $sql .= " AND (p.post_time > {$topic_data['post_time']} OR (p.post_time = {$topic_data['post_time']} AND p.post_id >= {$topic_data['post_id']}))";
        }
        else
        {
            $sql .= " AND (p.post_time < {$topic_data['post_time']} OR (p.post_time = {$topic_data['post_time']} AND p.post_id <= {$topic_data['post_id']}))";
        }

        $result = $db->sql_query($sql);
        $row = $db->sql_fetchrow($result);
        $db->sql_freeresult($result);

        $topic_data['prev_posts'] = $row['prev_posts'] - 1;
    }
}

$topic_id = (int) $topic_data['topic_id'];
//
$topic_replies = ($auth->acl_get('m_approve', $forum_id)) ? $topic_data['topic_replies_real'] : $topic_data['topic_replies'];

// Check sticky/announcement time limit
if (($topic_data['topic_type'] == POST_STICKY || $topic_data['topic_type'] == POST_ANNOUNCE) && $topic_data['topic_time_limit'] && ($topic_data['topic_time'] + $topic_data['topic_time_limit']) < time())
{
    $sql = 'UPDATE ' . TOPICS_TABLE . '
        SET topic_type = ' . POST_NORMAL . ', topic_time_limit = 0
        WHERE topic_id = ' . $topic_id;
    $db->sql_query($sql);

    $topic_data['topic_type'] = POST_NORMAL;
    $topic_data['topic_time_limit'] = 0;
}

// Setup look and feel
$user->setup('viewtopic', $topic_data['forum_style']);

if (!$topic_data['topic_approved'] && !$auth->acl_get('m_approve', $forum_id))
{
    trigger_error('NO_TOPIC');
}

// Start auth check
if (!$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 ($topic_data['forum_password'])
{
    login_forum_box($topic_data);
}

// Redirect to login or to the correct post upon emailed notification links
if (isset($_GET['e']))
{
    $jump_to = request_var('e', 0);

    $redirect_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id");

    if ($user->data['user_id'] == ANONYMOUS)
    {
        login_box($redirect_url . "&amp;p=$post_id&amp;e=$jump_to", $user->lang['LOGIN_NOTIFY_TOPIC']);
    }

    if ($jump_to > 0)
    {
        // We direct the already logged in user to the correct post...
        redirect($redirect_url . ((!$post_id) ? "&amp;p=$jump_to" : "&amp;p=$post_id") . "#p$jump_to");
    }
}

// What is start equal to?
if ($post_id)
{
    $start = floor(($topic_data['prev_posts']) / $config['posts_per_page']) * $config['posts_per_page'];
}

// Get topic tracking info
if (!isset($topic_tracking_info))
{
    $topic_tracking_info = array();

    // Get topic tracking info
    if ($config['load_db_lastread'] && $user->data['is_registered'])
    {
        $tmp_topic_data = array($topic_id => $topic_data);
        $topic_tracking_info = get_topic_tracking($forum_id, $topic_id, $tmp_topic_data, array($forum_id => $topic_data['forum_mark_time']));
        unset($tmp_topic_data);
    }
    else if ($config['load_anon_lastread'] || $user->data['is_registered'])
    {
        $topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_id);
    }
}

// Post ordering options
$limit_days = array(0 => $user->lang['ALL_POSTS'], 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'], 's' => $user->lang['SUBJECT']);
$sort_by_sql = array('a' => array('u.username_clean', 'p.post_id'), 't' => 'p.post_time', 's' => array('p.post_subject', 'p.post_id'));
$join_user_sql = array('a' => true, 't' => false, 's' => false);

$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);

// Obtain correct post count and ordering SQL if user has
// requested anything different
if ($sort_days)
{
    $min_post_time = time() - ($sort_days * 86400);

    $sql = 'SELECT COUNT(post_id) AS num_posts
        FROM ' . POSTS_TABLE . "
        WHERE topic_id = $topic_id
            AND post_time >= $min_post_time
        " . (($auth->acl_get('m_approve', $forum_id)) ? '' : 'AND post_approved = 1');
    $result = $db->sql_query($sql);
    $total_posts = (int) $db->sql_fetchfield('num_posts');
    $db->sql_freeresult($result);

    $limit_posts_time = "AND p.post_time >= $min_post_time ";

    if (isset($_POST['sort']))
    {
        $start = 0;
    }
}
else
{
    $total_posts = $topic_replies + 1;
    $limit_posts_time = '';
}

// Was a highlight request part of the URI?
$highlight_match = $highlight = '';
if ($hilit_words)
{
    foreach (explode(' ', trim($hilit_words)) as $word)
    {
        if (trim($word))
        {
            $word = str_replace('\*', '\w+?', preg_quote($word, '#'));
            $word = preg_replace('#(^|\s)\\\\w\*\?(\s|$)#', '$1\w+?$2', $word);
            $highlight_match .= (($highlight_match != '') ? '|' : '') . $word;
        }
    }

    $highlight = urlencode($hilit_words);
}

// Make sure $start is set to the last page if it exceeds the amount
if ($start < 0 || $start >= $total_posts)
{
    $start = ($start < 0) ? 0 : floor(($total_posts - 1) / $config['posts_per_page']) * $config['posts_per_page'];
}

// General Viewtopic URL for return links
$viewtopic_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($highlight_match) ? "&amp;hilit=$highlight" : ''));

// Are we watching this topic?
$s_watching_topic = array(
    'link'          => '',
    'title'         => '',
    'is_watching'   => false,
);

if (($config['email_enable'] || $config['jab_enable']) && $config['allow_topic_notify'])
{
    $notify_status = (isset($topic_data['notify_status'])) ? $topic_data['notify_status'] : null;
    watch_topic_forum('topic', $s_watching_topic, $user->data['user_id'], $forum_id, $topic_id, $notify_status, $start, $topic_data['topic_title']);

    // Reset forum notification if forum notify is set
    if ($config['allow_forum_notify'] && $auth->acl_get('f_subscribe', $forum_id))
    {
        $s_watching_forum = $s_watching_topic;
        watch_topic_forum('forum', $s_watching_forum, $user->data['user_id'], $forum_id, 0);
    }
}

// Bookmarks
if ($config['allow_bookmarks'] && $user->data['is_registered'] && request_var('bookmark', 0))
{
    if (check_link_hash(request_var('hash', ''), "topic_$topic_id"))
    {
        if (!$topic_data['bookmarked'])
        {
            $sql = 'INSERT INTO ' . BOOKMARKS_TABLE . ' ' . $db->sql_build_array('INSERT', array(
                'user_id'   => $user->data['user_id'],
                'topic_id'  => $topic_id,
            ));
            $db->sql_query($sql);
        }
        else
        {
            $sql = 'DELETE FROM ' . BOOKMARKS_TABLE . "
                WHERE user_id = {$user->data['user_id']}
                    AND topic_id = $topic_id";
            $db->sql_query($sql);
        }
        $message = (($topic_data['bookmarked']) ? $user->lang['BOOKMARK_REMOVED'] : $user->lang['BOOKMARK_ADDED']) . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $viewtopic_url . '">', '</a>');
    }
    else
    {
        $message = $user->lang['BOOKMARK_ERR'] . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $viewtopic_url . '">', '</a>');
    }
    meta_refresh(3, $viewtopic_url);

    trigger_error($message);
}

// Grab ranks
$ranks = $cache->obtain_ranks();

// Grab icons
$icons = $cache->obtain_icons();

// Grab extensions
$extensions = array();
if ($topic_data['topic_attachment'])
{
    $extensions = $cache->obtain_attach_extensions($forum_id);
}

// Forum rules listing
$s_forum_rules = '';
gen_forum_auth_level('topic', $forum_id, $topic_data['forum_status']);

// Quick mod tools
$allow_change_type = ($auth->acl_get('m_', $forum_id) || ($user->data['is_registered'] && $user->data['user_id'] == $topic_data['topic_poster'])) ? true : false;

$topic_mod = '';
$topic_mod .= ($auth->acl_get('m_lock', $forum_id) || ($auth->acl_get('f_user_lock', $forum_id) && $user->data['is_registered'] && $user->data['user_id'] == $topic_data['topic_poster'] && $topic_data['topic_status'] == ITEM_UNLOCKED)) ? (($topic_data['topic_status'] == ITEM_UNLOCKED) ? '<option value="lock">' . $user->lang['LOCK_TOPIC'] . '</option>' : '<option value="unlock">' . $user->lang['UNLOCK_TOPIC'] . '</option>') : '';
$topic_mod .= ($auth->acl_get('m_delete', $forum_id)) ? '<option value="delete_topic">' . $user->lang['DELETE_TOPIC'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_move', $forum_id) && $topic_data['topic_status'] != ITEM_MOVED) ? '<option value="move">' . $user->lang['MOVE_TOPIC'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_split', $forum_id)) ? '<option value="split">' . $user->lang['SPLIT_TOPIC'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_merge', $forum_id)) ? '<option value="merge">' . $user->lang['MERGE_POSTS'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_merge', $forum_id)) ? '<option value="merge_topic">' . $user->lang['MERGE_TOPIC'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_move', $forum_id)) ? '<option value="fork">' . $user->lang['FORK_TOPIC'] . '</option>' : '';
$topic_mod .= ($allow_change_type && $auth->acl_gets('f_sticky', 'f_announce', $forum_id) && $topic_data['topic_type'] != POST_NORMAL) ? '<option value="make_normal">' . $user->lang['MAKE_NORMAL'] . '</option>' : '';
$topic_mod .= ($allow_change_type && $auth->acl_get('f_sticky', $forum_id) && $topic_data['topic_type'] != POST_STICKY) ? '<option value="make_sticky">' . $user->lang['MAKE_STICKY'] . '</option>' : '';
$topic_mod .= ($allow_change_type && $auth->acl_get('f_announce', $forum_id) && $topic_data['topic_type'] != POST_ANNOUNCE) ? '<option value="make_announce">' . $user->lang['MAKE_ANNOUNCE'] . '</option>' : '';
$topic_mod .= ($allow_change_type && $auth->acl_get('f_announce', $forum_id) && $topic_data['topic_type'] != POST_GLOBAL) ? '<option value="make_global">' . $user->lang['MAKE_GLOBAL'] . '</option>' : '';
$topic_mod .= ($auth->acl_get('m_', $forum_id)) ? '<option value="topic_logs">' . $user->lang['VIEW_TOPIC_LOGS'] . '</option>' : '';

// If we've got a hightlight set pass it on to pagination.
$pagination = generate_pagination(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($highlight_match) ? "&amp;hilit=$highlight" : '')), $total_posts, $config['posts_per_page'], $start);

// Navigation links
generate_forum_nav($topic_data);

// Forum Rules
generate_forum_rules($topic_data);

// Moderators
$forum_moderators = array();
if ($config['load_moderators'])
{
    get_moderators($forum_moderators, $forum_id);
}

// This is only used for print view so ...
$server_path = (!$view) ? $phpbb_root_path : generate_board_url() . '/';

// Replace naughty words in title
$topic_data['topic_title'] = censor_text($topic_data['topic_title']);

$s_search_hidden_fields = array(
    't' => $topic_id,
    'sf' => 'msgonly',
);
if ($_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];
    }
}

// Send vars to template
if ($config['allow_quick_reply'])
{
    include($phpbb_root_path . 'includes/quick_reply.' . $phpEx);
}
$template->assign_vars(array(
    // Canonical URL MOD
    'U_CANONICAL'   => generate_board_url() . "/viewtopic.$phpEx?" . (($topic_data['topic_type'] == POST_GLOBAL) ? '' : "f=$forum_id&amp;") . "t=$topic_id" . (($start) ? "&amp;start=$start" : ''),
    // Canonical URL MOD
    'FORUM_ID'      => $forum_id,
    'FORUM_NAME'    => $topic_data['forum_name'],
    'FORUM_DESC'    => generate_text_for_display($topic_data['forum_desc'], $topic_data['forum_desc_uid'], $topic_data['forum_desc_bitfield'], $topic_data['forum_desc_options']),
    'TOPIC_ID'      => $topic_id,
    'TOPIC_TITLE'   => $topic_data['topic_title'],
    'TOPIC_POSTER'  => $topic_data['topic_poster'],

    'TOPIC_AUTHOR_FULL'     => get_username_string('full', $topic_data['topic_poster'], $topic_data['topic_first_poster_name'], $topic_data['topic_first_poster_colour']),
    'TOPIC_AUTHOR_COLOUR'   => get_username_string('colour', $topic_data['topic_poster'], $topic_data['topic_first_poster_name'], $topic_data['topic_first_poster_colour']),
    'TOPIC_AUTHOR'          => get_username_string('username', $topic_data['topic_poster'], $topic_data['topic_first_poster_name'], $topic_data['topic_first_poster_colour']),

    'PAGINATION'    => $pagination,
    'PAGE_NUMBER'   => on_page($total_posts, $config['posts_per_page'], $start),
    'TOTAL_POSTS'   => ($total_posts == 1) ? $user->lang['VIEW_TOPIC_POST'] : sprintf($user->lang['VIEW_TOPIC_POSTS'], $total_posts),
    'U_MCP'         => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=topic_view&amp;f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : ''), true, $user->session_id) : '',
    'MODERATORS'    => (isset($forum_moderators[$forum_id]) && sizeof($forum_moderators[$forum_id])) ? implode(', ', $forum_moderators[$forum_id]) : '',

    'POST_IMG'          => ($topic_data['forum_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'FORUM_LOCKED') : $user->img('button_topic_new', 'POST_NEW_TOPIC'),
    'QUOTE_IMG'         => $user->img('icon_post_quote', 'REPLY_WITH_QUOTE'),
    'REPLY_IMG'         => ($topic_data['forum_status'] == ITEM_LOCKED || $topic_data['topic_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'TOPIC_LOCKED') : $user->img('button_topic_reply', 'REPLY_TO_TOPIC'),
    'EDIT_IMG'          => $user->img('icon_post_edit', 'EDIT_POST'),
    'DELETE_IMG'        => $user->img('icon_post_delete', 'DELETE_POST'),
    'INFO_IMG'          => $user->img('icon_post_info', 'VIEW_INFO'),
    'PROFILE_IMG'       => $user->img('icon_user_profile', 'READ_PROFILE'),
    'SEARCH_IMG'        => $user->img('icon_user_search', 'SEARCH_USER_POSTS'),
    'PM_IMG'            => $user->img('icon_contact_pm', 'SEND_PRIVATE_MESSAGE'),
    'EMAIL_IMG'         => $user->img('icon_contact_email', 'SEND_EMAIL'),
    'WWW_IMG'           => $user->img('icon_contact_www', 'VISIT_WEBSITE'),
    'ICQ_IMG'           => $user->img('icon_contact_icq', 'ICQ'),
    'AIM_IMG'           => $user->img('icon_contact_aim', 'AIM'),
    'MSN_IMG'           => $user->img('icon_contact_msnm', 'MSNM'),
    'YIM_IMG'           => $user->img('icon_contact_yahoo', 'YIM'),
    'JABBER_IMG'        => $user->img('icon_contact_jabber', 'JABBER') ,
    'REPORT_IMG'        => $user->img('icon_post_report', 'REPORT_POST'),
    'REPORTED_IMG'      => $user->img('icon_topic_reported', 'POST_REPORTED'),
    'UNAPPROVED_IMG'    => $user->img('icon_topic_unapproved', 'POST_UNAPPROVED'),
    'WARN_IMG'          => $user->img('icon_user_warn', 'WARN_USER'),

    'S_IS_LOCKED'           => ($topic_data['topic_status'] == ITEM_UNLOCKED && $topic_data['forum_status'] == ITEM_UNLOCKED) ? false : true,
    'S_SELECT_SORT_DIR'     => $s_sort_dir,
    'S_SELECT_SORT_KEY'     => $s_sort_key,
    'S_SELECT_SORT_DAYS'    => $s_limit_days,
    'S_SINGLE_MODERATOR'    => (!empty($forum_moderators[$forum_id]) && sizeof($forum_moderators[$forum_id]) > 1) ? false : true,
    'S_TOPIC_ACTION'        => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start")),
    'S_TOPIC_MOD'           => ($topic_mod != '') ? '<select name="action" id="quick-mod-select">' . $topic_mod . '</select>' : '',
    'S_MOD_ACTION'          => append_sid("{$phpbb_root_path}mcp.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . "&amp;quickmod=1&amp;redirect=" . urlencode(str_replace('&amp;', '&', $viewtopic_url)), true, $user->session_id),

    'S_VIEWTOPIC'           => true,
    '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_DISPLAY_POST_INFO'   => ($topic_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS)) ? true : false,
    'S_DISPLAY_REPLY_INFO'  => ($topic_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_reply', $forum_id) || $user->data['user_id'] == ANONYMOUS)) ? true : false,
    'S_ENABLE_FEEDS_TOPIC'  => ($config['feed_topic'] && !phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $topic_data['forum_options'])) ? true : false,

    'U_TOPIC'               => "{$server_path}viewtopic.$phpEx?f=$forum_id&amp;t=$topic_id",
    'U_FORUM'               => $server_path,
    'U_VIEW_TOPIC'          => $viewtopic_url,
    'U_VIEW_FORUM'          => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id),
    'U_VIEW_OLDER_TOPIC'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=previous"),
    'U_VIEW_NEWER_TOPIC'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=next"),
    'U_PRINT_TOPIC'         => ($auth->acl_get('f_print', $forum_id)) ? $viewtopic_url . '&amp;view=print' : '',
    'U_EMAIL_TOPIC'         => ($auth->acl_get('f_email', $forum_id) && $config['email_enable']) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=email&amp;t=$topic_id") : '',

    'U_WATCH_TOPIC'         => $s_watching_topic['link'],
    'L_WATCH_TOPIC'         => $s_watching_topic['title'],
    'S_WATCHING_TOPIC'      => $s_watching_topic['is_watching'],

    'U_BOOKMARK_TOPIC'      => ($user->data['is_registered'] && $config['allow_bookmarks']) ? $viewtopic_url . '&amp;bookmark=1&amp;hash=' . generate_link_hash("topic_$topic_id") : '',
    'L_BOOKMARK_TOPIC'      => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],

    'U_POST_NEW_TOPIC'      => ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=post&amp;f=$forum_id") : '',
    'U_POST_REPLY_TOPIC'    => ($auth->acl_get('f_reply', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;f=$forum_id&amp;t=$topic_id") : '',
    'U_BUMP_TOPIC'          => (bump_topic_allowed($forum_id, $topic_data['topic_bumped'], $topic_data['topic_last_post_time'], $topic_data['topic_poster'], $topic_data['topic_last_poster_id'])) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=bump&amp;f=$forum_id&amp;t=$topic_id&amp;hash=" . generate_link_hash("topic_$topic_id")) : '')
);

// Does this topic contain a poll?
if (!empty($topic_data['poll_start']))
{
    $sql = 'SELECT o.*, p.bbcode_bitfield, p.bbcode_uid
        FROM ' . POLL_OPTIONS_TABLE . ' o, ' . POSTS_TABLE . " p
        WHERE o.topic_id = $topic_id
            AND p.post_id = {$topic_data['topic_first_post_id']}
            AND p.topic_id = o.topic_id
        ORDER BY o.poll_option_id";
    $result = $db->sql_query($sql);

    $poll_info = array();
    while ($row = $db->sql_fetchrow($result))
    {
        $poll_info[] = $row;
    }
    $db->sql_freeresult($result);

    $cur_voted_id = array();
    if ($user->data['is_registered'])
    {
        $sql = 'SELECT poll_option_id
            FROM ' . POLL_VOTES_TABLE . '
            WHERE topic_id = ' . $topic_id . '
                AND vote_user_id = ' . $user->data['user_id'];
        $result = $db->sql_query($sql);

        while ($row = $db->sql_fetchrow($result))
        {
            $cur_voted_id[] = $row['poll_option_id'];
        }
        $db->sql_freeresult($result);
    }
    else
    {
        // Cookie based guest tracking ... I don't like this but hum ho
        // it's oft requested. This relies on "nice" users who don't feel
        // the need to delete cookies to mess with results.
        if (isset($_COOKIE[$config['cookie_name'] . '_poll_' . $topic_id]))
        {
            $cur_voted_id = explode(',', $_COOKIE[$config['cookie_name'] . '_poll_' . $topic_id]);
            $cur_voted_id = array_map('intval', $cur_voted_id);
        }
    }

    // Can not vote at all if no vote permission
    $s_can_vote = ($auth->acl_get('f_vote', $forum_id) &&
        (($topic_data['poll_length'] != 0 && $topic_data['poll_start'] + $topic_data['poll_length'] > time()) || $topic_data['poll_length'] == 0) &&
        $topic_data['topic_status'] != ITEM_LOCKED &&
        $topic_data['forum_status'] != ITEM_LOCKED &&
        (!sizeof($cur_voted_id) ||
        ($auth->acl_get('f_votechg', $forum_id) && $topic_data['poll_vote_change']))) ? true : false;
    $s_display_results = (!$s_can_vote || ($s_can_vote && sizeof($cur_voted_id)) || $view == 'viewpoll') ? true : false;

    if ($update && $s_can_vote)
    {

        if (!sizeof($voted_id) || sizeof($voted_id) > $topic_data['poll_max_options'] || in_array(VOTE_CONVERTED, $cur_voted_id) || !check_form_key('posting'))
        {
            $redirect_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start"));

            meta_refresh(5, $redirect_url);
            if (!sizeof($voted_id))
            {
                $message = 'NO_VOTE_OPTION';
            }
            else if (sizeof($voted_id) > $topic_data['poll_max_options'])
            {
                $message = 'TOO_MANY_VOTE_OPTIONS';
            }
            else if (in_array(VOTE_CONVERTED, $cur_voted_id))
            {
                $message = 'VOTE_CONVERTED';
            }
            else
            {
                $message = 'FORM_INVALID';
            }

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

        foreach ($voted_id as $option)
        {
            if (in_array($option, $cur_voted_id))
            {
                continue;
            }

            $sql = 'UPDATE ' . POLL_OPTIONS_TABLE . '
                SET poll_option_total = poll_option_total + 1
                WHERE poll_option_id = ' . (int) $option . '
                    AND topic_id = ' . (int) $topic_id;
            $db->sql_query($sql);

            if ($user->data['is_registered'])
            {
                $sql_ary = array(
                    'topic_id'          => (int) $topic_id,
                    'poll_option_id'    => (int) $option,
                    'vote_user_id'      => (int) $user->data['user_id'],
                    'vote_user_ip'      => (string) $user->ip,
                );

                $sql = 'INSERT INTO ' . POLL_VOTES_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
                $db->sql_query($sql);
            }
        }

        foreach ($cur_voted_id as $option)
        {
            if (!in_array($option, $voted_id))
            {
                $sql = 'UPDATE ' . POLL_OPTIONS_TABLE . '
                    SET poll_option_total = poll_option_total - 1
                    WHERE poll_option_id = ' . (int) $option . '
                        AND topic_id = ' . (int) $topic_id;
                $db->sql_query($sql);

                if ($user->data['is_registered'])
                {
                    $sql = 'DELETE FROM ' . POLL_VOTES_TABLE . '
                        WHERE topic_id = ' . (int) $topic_id . '
                            AND poll_option_id = ' . (int) $option . '
                            AND vote_user_id = ' . (int) $user->data['user_id'];
                    $db->sql_query($sql);
                }
            }
        }

        if ($user->data['user_id'] == ANONYMOUS && !$user->data['is_bot'])
        {
            $user->set_cookie('poll_' . $topic_id, implode(',', $voted_id), time() + 31536000);
        }

        $sql = 'UPDATE ' . TOPICS_TABLE . '
            SET poll_last_vote = ' . time() . "
            WHERE topic_id = $topic_id";
        //, topic_last_post_time = ' . time() . " -- for bumping topics with new votes, ignore for now
        $db->sql_query($sql);

        $redirect_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start"));

        meta_refresh(5, $redirect_url);
        trigger_error($user->lang['VOTE_SUBMITTED'] . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $redirect_url . '">', '</a>'));
    }

    $poll_total = 0;
    foreach ($poll_info as $poll_option)
    {
        $poll_total += $poll_option['poll_option_total'];
    }

    if ($poll_info[0]['bbcode_bitfield'])
    {
        $poll_bbcode = new bbcode();
    }
    else
    {
        $poll_bbcode = false;
    }

    for ($i = 0, $size = sizeof($poll_info); $i < $size; $i++)
    {
        $poll_info[$i]['poll_option_text'] = censor_text($poll_info[$i]['poll_option_text']);

        if ($poll_bbcode !== false)
        {
            $poll_bbcode->bbcode_second_pass($poll_info[$i]['poll_option_text'], $poll_info[$i]['bbcode_uid'], $poll_option['bbcode_bitfield']);
        }

        $poll_info[$i]['poll_option_text'] = bbcode_nl2br($poll_info[$i]['poll_option_text']);
        $poll_info[$i]['poll_option_text'] = smiley_text($poll_info[$i]['poll_option_text']);
    }

    $topic_data['poll_title'] = censor_text($topic_data['poll_title']);

    if ($poll_bbcode !== false)
    {
        $poll_bbcode->bbcode_second_pass($topic_data['poll_title'], $poll_info[0]['bbcode_uid'], $poll_info[0]['bbcode_bitfield']);
    }

    $topic_data['poll_title'] = bbcode_nl2br($topic_data['poll_title']);
    $topic_data['poll_title'] = smiley_text($topic_data['poll_title']);

    unset($poll_bbcode);

    foreach ($poll_info as $poll_option)
    {
        $option_pct = ($poll_total > 0) ? $poll_option['poll_option_total'] / $poll_total : 0;
        $option_pct_txt = sprintf("%.1d%%", round($option_pct * 100));

        $template->assign_block_vars('poll_option', array(
            'POLL_OPTION_ID'        => $poll_option['poll_option_id'],
            'POLL_OPTION_CAPTION'   => $poll_option['poll_option_text'],
            'POLL_OPTION_RESULT'    => $poll_option['poll_option_total'],
            'POLL_OPTION_PERCENT'   => $option_pct_txt,
            'POLL_OPTION_PCT'       => round($option_pct * 100),
            'POLL_OPTION_IMG'       => $user->img('poll_center', $option_pct_txt, round($option_pct * 250)),
            'POLL_OPTION_VOTED'     => (in_array($poll_option['poll_option_id'], $cur_voted_id)) ? true : false)
        );
    }

    $poll_end = $topic_data['poll_length'] + $topic_data['poll_start'];

    $template->assign_vars(array(
        'POLL_QUESTION'     => $topic_data['poll_title'],
        'TOTAL_VOTES'       => $poll_total,
        'POLL_LEFT_CAP_IMG' => $user->img('poll_left'),
        'POLL_RIGHT_CAP_IMG'=> $user->img('poll_right'),

        'L_MAX_VOTES'       => ($topic_data['poll_max_options'] == 1) ? $user->lang['MAX_OPTION_SELECT'] : sprintf($user->lang['MAX_OPTIONS_SELECT'], $topic_data['poll_max_options']),
        'L_POLL_LENGTH'     => ($topic_data['poll_length']) ? sprintf($user->lang[($poll_end > time()) ? 'POLL_RUN_TILL' : 'POLL_ENDED_AT'], $user->format_date($poll_end)) : '',

        'S_HAS_POLL'        => true,
        'S_CAN_VOTE'        => $s_can_vote,
        'S_DISPLAY_RESULTS' => $s_display_results,
        'S_IS_MULTI_CHOICE' => ($topic_data['poll_max_options'] > 1) ? true : false,
        'S_POLL_ACTION'     => $viewtopic_url,

        'U_VIEW_RESULTS'    => $viewtopic_url . '&amp;view=viewpoll')
    );

    unset($poll_end, $poll_info, $voted_id);
}

// If the user is trying to reach the second half of the topic, fetch it starting from the end
$store_reverse = false;
$sql_limit = $config['posts_per_page'];
$sql_sort_order = $direction = '';

if ($start > $total_posts / 2)
{
    $store_reverse = true;

    if ($start + $config['posts_per_page'] > $total_posts)
    {
        $sql_limit = min($config['posts_per_page'], max(1, $total_posts - $start));
    }

    // Select the sort order
    $direction = (($sort_dir == 'd') ? 'ASC' : 'DESC');
    $sql_start = max(0, $total_posts - $sql_limit - $start);
}
else
{
    // Select the sort order
    $direction = (($sort_dir == 'd') ? 'DESC' : 'ASC');
    $sql_start = $start;
}

if (is_array($sort_by_sql[$sort_key]))
{
    $sql_sort_order = implode(' ' . $direction . ', ', $sort_by_sql[$sort_key]) . ' ' . $direction;
}
else
{
    $sql_sort_order = $sort_by_sql[$sort_key] . ' ' . $direction;
}

// Container for user details, only process once
$post_list = $user_cache = $id_cache = $attachments = $attach_list = $rowset = $update_count = $post_edit_list = array();
$has_attachments = $display_notice = false;
$bbcode_bitfield = '';
$i = $i_total = 0;

// Go ahead and pull all data for this topic
$sql = 'SELECT p.post_id
    FROM ' . POSTS_TABLE . ' p' . (($join_user_sql[$sort_key]) ? ', ' . USERS_TABLE . ' u': '') . "
    WHERE p.topic_id = $topic_id
        " . ((!$auth->acl_get('m_approve', $forum_id)) ? 'AND p.post_approved = 1' : '') . "
        " . (($join_user_sql[$sort_key]) ? 'AND u.user_id = p.poster_id': '') . "
        $limit_posts_time
    ORDER BY $sql_sort_order";
$result = $db->sql_query_limit($sql, $sql_limit, $sql_start);

$i = ($store_reverse) ? $sql_limit - 1 : 0;
while ($row = $db->sql_fetchrow($result))
{
    $post_list[$i] = (int) $row['post_id'];
    ($store_reverse) ? $i-- : $i++;
}
$db->sql_freeresult($result);

if (!sizeof($post_list))
{
    if ($sort_days)
    {
        trigger_error('NO_POSTS_TIME_FRAME');
    }
    else
    {
        trigger_error('NO_TOPIC');
    }
}

// Holding maximum post time for marking topic read
// We need to grab it because we do reverse ordering sometimes
$max_post_time = 0;

$sql = $db->sql_build_query('SELECT', array(
    'SELECT'    => 'u.*, z.friend, z.foe, p.*',

    'FROM'      => array(
        USERS_TABLE     => 'u',
        POSTS_TABLE     => 'p',
    ),

    'LEFT_JOIN' => array(
        array(
            'FROM'  => array(ZEBRA_TABLE => 'z'),
            'ON'    => 'z.user_id = ' . $user->data['user_id'] . ' AND z.zebra_id = p.poster_id'
        )
    ),

    'WHERE'     => $db->sql_in_set('p.post_id', $post_list) . '
        AND u.user_id = p.poster_id'
));

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

$now = phpbb_gmgetdate(time() + $user->timezone + $user->dst);

// Posts are stored in the $rowset array while $attach_list, $user_cache
// and the global bbcode_bitfield are built
while ($row = $db->sql_fetchrow($result))
{
    // Set max_post_time
    if ($row['post_time'] > $max_post_time)
    {
        $max_post_time = $row['post_time'];
    }

    $poster_id = (int) $row['poster_id'];

    // Does post have an attachment? If so, add it to the list
    if ($row['post_attachment'] && $config['allow_attachments'])
    {
        $attach_list[] = (int) $row['post_id'];

        if ($row['post_approved'])
        {
            $has_attachments = true;
        }
    }

    $rowset[$row['post_id']] = array(
        'hide_post'         => ($row['foe'] && ($view != 'show' || $post_id != $row['post_id'])) ? true : false,

        'post_id'           => $row['post_id'],
        'post_time'         => $row['post_time'],
        'user_id'           => $row['user_id'],
        'username'          => $row['username'],
        'user_colour'       => $row['user_colour'],
        'topic_id'          => $row['topic_id'],
        'forum_id'          => $row['forum_id'],
        'post_subject'      => $row['post_subject'],
        'post_edit_count'   => $row['post_edit_count'],
        'post_edit_time'    => $row['post_edit_time'],
        'post_edit_reason'  => $row['post_edit_reason'],
        'post_edit_user'    => $row['post_edit_user'],
        'post_edit_locked'  => $row['post_edit_locked'],

        // Make sure the icon actually exists
        'icon_id'           => (isset($icons[$row['icon_id']]['img'], $icons[$row['icon_id']]['height'], $icons[$row['icon_id']]['width'])) ? $row['icon_id'] : 0,
        'post_attachment'   => $row['post_attachment'],
        'post_approved'     => $row['post_approved'],
        'post_reported'     => $row['post_reported'],
        'post_username'     => $row['post_username'],
        'post_text'         => $row['post_text'],
        'bbcode_uid'        => $row['bbcode_uid'],
        'bbcode_bitfield'   => $row['bbcode_bitfield'],
        'enable_smilies'    => $row['enable_smilies'],
        'enable_sig'        => $row['enable_sig'],
        'friend'            => $row['friend'],
        'foe'               => $row['foe'],
    );

    // Define the global bbcode bitfield, will be used to load bbcodes
    $bbcode_bitfield = $bbcode_bitfield | base64_decode($row['bbcode_bitfield']);

    // Is a signature attached? Are we going to display it?
    if ($row['enable_sig'] && $config['allow_sig'] && $user->optionget('viewsigs'))
    {
        $bbcode_bitfield = $bbcode_bitfield | base64_decode($row['user_sig_bbcode_bitfield']);
    }

    // Cache various user specific data ... so we don't have to recompute
    // this each time the same user appears on this page
    if (!isset($user_cache[$poster_id]))
    {
        if ($poster_id == ANONYMOUS)
        {
            $user_cache[$poster_id] = array(
                'joined'        => '',
                'posts'         => '',
                'from'          => '',

                'sig'                   => '',
                'sig_bbcode_uid'        => '',
                'sig_bbcode_bitfield'   => '',

                'online'            => false,
                'avatar'            => ($user->optionget('viewavatars')) ? get_user_avatar($row['user_avatar'], $row['user_avatar_type'], $row['user_avatar_width'], $row['user_avatar_height']) : '',
                'rank_title'        => '',
                'rank_image'        => '',
                'rank_image_src'    => '',
                'sig'               => '',
                'profile'           => '',
                'pm'                => '',
                'email'             => '',
                'www'               => '',
                'icq_status_img'    => '',
                'icq'               => '',
                'aim'               => '',
                'msn'               => '',
                'yim'               => '',
                'jabber'            => '',
                'search'            => '',
                'age'               => '',

                'username'          => $row['username'],
                'user_colour'       => $row['user_colour'],

                'warnings'          => 0,
                'allow_pm'          => 0,
            );

            get_user_rank($row['user_rank'], false, $user_cache[$poster_id]['rank_title'], $user_cache[$poster_id]['rank_image'], $user_cache[$poster_id]['rank_image_src']);
        }
        else
        {
            $user_sig = '';

            // We add the signature to every posters entry because enable_sig is post dependant
            if ($row['user_sig'] && $config['allow_sig'] && $user->optionget('viewsigs'))
            {
                $user_sig = $row['user_sig'];
            }

            $id_cache[] = $poster_id;

            $user_cache[$poster_id] = array(
                'joined'        => $user->format_date($row['user_regdate']),
                'posts'         => $row['user_posts'],
                'warnings'      => (isset($row['user_warnings'])) ? $row['user_warnings'] : 0,
                'from'          => (!empty($row['user_from'])) ? $row['user_from'] : '',

                'sig'                   => $user_sig,
                'sig_bbcode_uid'        => (!empty($row['user_sig_bbcode_uid'])) ? $row['user_sig_bbcode_uid'] : '',
                'sig_bbcode_bitfield'   => (!empty($row['user_sig_bbcode_bitfield'])) ? $row['user_sig_bbcode_bitfield'] : '',

                'viewonline'    => $row['user_allow_viewonline'],
                'allow_pm'      => $row['user_allow_pm'],

                'avatar'        => ($user->optionget('viewavatars')) ? get_user_avatar($row['user_avatar'], $row['user_avatar_type'], $row['user_avatar_width'], $row['user_avatar_height']) : '',
                'age'           => '',

                'rank_title'        => '',
                'rank_image'        => '',
                'rank_image_src'    => '',

                'username'          => $row['username'],
                'user_colour'       => $row['user_colour'],

                'online'        => false,
                'profile'       => append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=viewprofile&amp;u=$poster_id"),
                'www'           => $row['user_website'],
                'aim'           => ($row['user_aim'] && $auth->acl_get('u_sendim')) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=contact&amp;action=aim&amp;u=$poster_id") : '',
                'msn'           => ($row['user_msnm'] && $auth->acl_get('u_sendim')) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=contact&amp;action=msnm&amp;u=$poster_id") : '',
                'yim'           => ($row['user_yim']) ? 'http://edit.yahoo.com/config/send_webmesg?.target=' . urlencode($row['user_yim']) . '&amp;.src=pg' : '',
                'jabber'        => ($row['user_jabber'] && $auth->acl_get('u_sendim')) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=contact&amp;action=jabber&amp;u=$poster_id") : '',
                'search'        => ($auth->acl_get('u_search')) ? append_sid("{$phpbb_root_path}search.$phpEx", "author_id=$poster_id&amp;sr=posts") : '',

                'author_full'       => get_username_string('full', $poster_id, $row['username'], $row['user_colour']),
                'author_colour'     => get_username_string('colour', $poster_id, $row['username'], $row['user_colour']),
                'author_username'   => get_username_string('username', $poster_id, $row['username'], $row['user_colour']),
                'author_profile'    => get_username_string('profile', $poster_id, $row['username'], $row['user_colour']),
            );

            get_user_rank($row['user_rank'], $row['user_posts'], $user_cache[$poster_id]['rank_title'], $user_cache[$poster_id]['rank_image'], $user_cache[$poster_id]['rank_image_src']);

            if ((!empty($row['user_allow_viewemail']) && $auth->acl_get('u_sendemail')) || $auth->acl_get('a_email'))
            {
                $user_cache[$poster_id]['email'] = ($config['board_email_form'] && $config['email_enable']) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=email&amp;u=$poster_id") : (($config['board_hide_emails'] && !$auth->acl_get('a_email')) ? '' : 'mailto:' . $row['user_email']);
            }
            else
            {
                $user_cache[$poster_id]['email'] = '';
            }

            if (!empty($row['user_icq']))
            {
                $user_cache[$poster_id]['icq'] = 'http://www.icq.com/people/' . urlencode($row['user_icq']) . '/';
                $user_cache[$poster_id]['icq_status_img'] = '<img src="http://web.icq.com/whitepages/online?icq=' . $row['user_icq'] . '&amp;img=5" width="18" height="18" alt="" />';
            }
            else
            {
                $user_cache[$poster_id]['icq_status_img'] = '';
                $user_cache[$poster_id]['icq'] = '';
            }

            if ($config['allow_birthdays'] && !empty($row['user_birthday']))
            {
                list($bday_day, $bday_month, $bday_year) = array_map('intval', explode('-', $row['user_birthday']));

                if ($bday_year)
                {
                    $diff = $now['mon'] - $bday_month;
                    if ($diff == 0)
                    {
                        $diff = ($now['mday'] - $bday_day < 0) ? 1 : 0;
                    }
                    else
                    {
                        $diff = ($diff < 0) ? 1 : 0;
                    }

                    $user_cache[$poster_id]['age'] = (int) ($now['year'] - $bday_year - $diff);
                }
            }
        }
    }
}
$db->sql_freeresult($result);

// Load custom profile fields
if ($config['load_cpf_viewtopic'])
{
    if (!class_exists('custom_profile'))
    {
        include($phpbb_root_path . 'includes/functions_profile_fields.' . $phpEx);
    }
    $cp = new custom_profile();

    // Grab all profile fields from users in id cache for later use - similar to the poster cache
    $profile_fields_tmp = $cp->generate_profile_fields_template('grab', $id_cache);

    // filter out fields not to be displayed on viewtopic. Yes, it's a hack, but this shouldn't break any MODs.
    $profile_fields_cache = array();
    foreach ($profile_fields_tmp as $profile_user_id => $profile_fields)
    {
        $profile_fields_cache[$profile_user_id] = array();
        foreach ($profile_fields as $used_ident => $profile_field)
        {
            if ($profile_field['data']['field_show_on_vt'])
            {
                $profile_fields_cache[$profile_user_id][$used_ident] = $profile_field;
            }
        }
    }
    unset($profile_fields_tmp);
}

// Generate online information for user
if ($config['load_onlinetrack'] && sizeof($id_cache))
{
    $sql = 'SELECT session_user_id, MAX(session_time) as online_time, MIN(session_viewonline) AS viewonline
        FROM ' . SESSIONS_TABLE . '
        WHERE ' . $db->sql_in_set('session_user_id', $id_cache) . '
        GROUP BY session_user_id';
    $result = $db->sql_query($sql);

    $update_time = $config['load_online_time'] * 60;
    while ($row = $db->sql_fetchrow($result))
    {
        $user_cache[$row['session_user_id']]['online'] = (time() - $update_time < $row['online_time'] && (($row['viewonline']) || $auth->acl_get('u_viewonline'))) ? true : false;
    }
    $db->sql_freeresult($result);
}
unset($id_cache);

// Pull attachment data
if (sizeof($attach_list))
{
    if ($auth->acl_get('u_download') && $auth->acl_get('f_download', $forum_id))
    {
        $sql = 'SELECT *
            FROM ' . ATTACHMENTS_TABLE . '
            WHERE ' . $db->sql_in_set('post_msg_id', $attach_list) . '
                AND in_message = 0
            ORDER BY filetime DESC, post_msg_id ASC';
        $result = $db->sql_query($sql);

        while ($row = $db->sql_fetchrow($result))
        {
            $attachments[$row['post_msg_id']][] = $row;
        }
        $db->sql_freeresult($result);

        // No attachments exist, but post table thinks they do so go ahead and reset post_attach flags
        if (!sizeof($attachments))
        {
            $sql = 'UPDATE ' . POSTS_TABLE . '
                SET post_attachment = 0
                WHERE ' . $db->sql_in_set('post_id', $attach_list);
            $db->sql_query($sql);

            // We need to update the topic indicator too if the complete topic is now without an attachment
            if (sizeof($rowset) != $total_posts)
            {
                // Not all posts are displayed so we query the db to find if there's any attachment for this topic
                $sql = 'SELECT a.post_msg_id as post_id
                    FROM ' . ATTACHMENTS_TABLE . ' a, ' . POSTS_TABLE . " p
                    WHERE p.topic_id = $topic_id
                        AND p.post_approved = 1
                        AND p.topic_id = a.topic_id";
                $result = $db->sql_query_limit($sql, 1);
                $row = $db->sql_fetchrow($result);
                $db->sql_freeresult($result);

                if (!$row)
                {
                    $sql = 'UPDATE ' . TOPICS_TABLE . "
                        SET topic_attachment = 0
                        WHERE topic_id = $topic_id";
                    $db->sql_query($sql);
                }
            }
            else
            {
                $sql = 'UPDATE ' . TOPICS_TABLE . "
                    SET topic_attachment = 0
                    WHERE topic_id = $topic_id";
                $db->sql_query($sql);
            }
        }
        else if ($has_attachments && !$topic_data['topic_attachment'])
        {
            // Topic has approved attachments but its flag is wrong
            $sql = 'UPDATE ' . TOPICS_TABLE . "
                SET topic_attachment = 1
                WHERE topic_id = $topic_id";
            $db->sql_query($sql);

            $topic_data['topic_attachment'] = 1;
        }
    }
    else
    {
        $display_notice = true;
    }
}

// Instantiate BBCode if need be
if ($bbcode_bitfield !== '')
{
    $bbcode = new bbcode(base64_encode($bbcode_bitfield));
}

$i_total = sizeof($rowset) - 1;
$prev_post_id = '';

$template->assign_vars(array(
    'S_NUM_POSTS' => sizeof($post_list))
);

// Output the posts
$first_unread = $post_unread = false;
for ($i = 0, $end = sizeof($post_list); $i < $end; ++$i)
{
    // A non-existing rowset only happens if there was no user present for the entered poster_id
    // This could be a broken posts table.
    if (!isset($rowset[$post_list[$i]]))
    {
        continue;
    }

    $row =& $rowset[$post_list[$i]];
    $poster_id = $row['user_id'];

    // End signature parsing, only if needed
    if ($user_cache[$poster_id]['sig'] && $row['enable_sig'] && empty($user_cache[$poster_id]['sig_parsed']))
    {
        $user_cache[$poster_id]['sig'] = censor_text($user_cache[$poster_id]['sig']);

        if ($user_cache[$poster_id]['sig_bbcode_bitfield'])
        {
            $bbcode->bbcode_second_pass($user_cache[$poster_id]['sig'], $user_cache[$poster_id]['sig_bbcode_uid'], $user_cache[$poster_id]['sig_bbcode_bitfield']);
        }

        $user_cache[$poster_id]['sig'] = bbcode_nl2br($user_cache[$poster_id]['sig']);
        $user_cache[$poster_id]['sig'] = smiley_text($user_cache[$poster_id]['sig']);
        $user_cache[$poster_id]['sig_parsed'] = true;
    }

    // Parse the message and subject
    $message = censor_text($row['post_text']);

    // Second parse bbcode here
    if ($row['bbcode_bitfield'])
    {
        $bbcode->bbcode_second_pass($message, $row['bbcode_uid'], $row['bbcode_bitfield']);
    }

    $message = bbcode_nl2br($message);
    $message = smiley_text($message);

    if (!empty($attachments[$row['post_id']]))
    {
        parse_attachments($forum_id, $message, $attachments[$row['post_id']], $update_count);
    }

    // Replace naughty words such as farty pants
    $row['post_subject'] = censor_text($row['post_subject']);

    // Highlight active words (primarily for search)
    if ($highlight_match)
    {
        $message = preg_replace('#(?!<.*)(?<!\w)(' . $highlight_match . ')(?!\w|[^<>]*(?:</s(?:cript|tyle))?>)#is', '<span class="posthilit">\1</span>', $message);
        $row['post_subject'] = preg_replace('#(?!<.*)(?<!\w)(' . $highlight_match . ')(?!\w|[^<>]*(?:</s(?:cript|tyle))?>)#is', '<span class="posthilit">\1</span>', $row['post_subject']);
    }

    // Editing information
    if (($row['post_edit_count'] && $config['display_last_edited']) || $row['post_edit_reason'])
    {
        // Get usernames for all following posts if not already stored
        if (!sizeof($post_edit_list) && ($row['post_edit_reason'] || ($row['post_edit_user'] && !isset($user_cache[$row['post_edit_user']]))))
        {
            // Remove all post_ids already parsed (we do not have to check them)
            $post_storage_list = (!$store_reverse) ? array_slice($post_list, $i) : array_slice(array_reverse($post_list), $i);

            $sql = 'SELECT DISTINCT u.user_id, u.username, u.user_colour
                FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . ' u
                WHERE ' . $db->sql_in_set('p.post_id', $post_storage_list) . '
                    AND p.post_edit_count <> 0
                    AND p.post_edit_user <> 0
                    AND p.post_edit_user = u.user_id';
            $result2 = $db->sql_query($sql);
            while ($user_edit_row = $db->sql_fetchrow($result2))
            {
                $post_edit_list[$user_edit_row['user_id']] = $user_edit_row;
            }
            $db->sql_freeresult($result2);

            unset($post_storage_list);
        }

        $l_edit_time_total = ($row['post_edit_count'] == 1) ? $user->lang['EDITED_TIME_TOTAL'] : $user->lang['EDITED_TIMES_TOTAL'];

        if ($row['post_edit_reason'])
        {
            // User having edited the post also being the post author?
            if (!$row['post_edit_user'] || $row['post_edit_user'] == $poster_id)
            {
                $display_username = get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']);
            }
            else
            {
                $display_username = get_username_string('full', $row['post_edit_user'], $post_edit_list[$row['post_edit_user']]['username'], $post_edit_list[$row['post_edit_user']]['user_colour']);
            }

            $l_edited_by = sprintf($l_edit_time_total, $display_username, $user->format_date($row['post_edit_time'], false, true), $row['post_edit_count']);
        }
        else
        {
            if ($row['post_edit_user'] && !isset($user_cache[$row['post_edit_user']]))
            {
                $user_cache[$row['post_edit_user']] = $post_edit_list[$row['post_edit_user']];
            }

            // User having edited the post also being the post author?
            if (!$row['post_edit_user'] || $row['post_edit_user'] == $poster_id)
            {
                $display_username = get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']);
            }
            else
            {
                $display_username = get_username_string('full', $row['post_edit_user'], $user_cache[$row['post_edit_user']]['username'], $user_cache[$row['post_edit_user']]['user_colour']);
            }

            $l_edited_by = sprintf($l_edit_time_total, $display_username, $user->format_date($row['post_edit_time'], false, true), $row['post_edit_count']);
        }
    }
    else
    {
        $l_edited_by = '';
    }

    // Bump information
    if ($topic_data['topic_bumped'] && $row['post_id'] == $topic_data['topic_last_post_id'] && isset($user_cache[$topic_data['topic_bumper']]) )
    {
        // It is safe to grab the username from the user cache array, we are at the last
        // post and only the topic poster and last poster are allowed to bump.
        // Admins and mods are bound to the above rules too...
        $l_bumped_by = sprintf($user->lang['BUMPED_BY'], $user_cache[$topic_data['topic_bumper']]['username'], $user->format_date($topic_data['topic_last_post_time'], false, true));
    }
    else
    {
        $l_bumped_by = '';
    }

    $cp_row = array();

    //
    if ($config['load_cpf_viewtopic'])
    {
        $cp_row = (isset($profile_fields_cache[$poster_id])) ? $cp->generate_profile_fields_template('show', false, $profile_fields_cache[$poster_id]) : array();
    }

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

    $s_first_unread = false;
    if (!$first_unread && $post_unread)
    {
        $s_first_unread = $first_unread = true;
    }

    $edit_allowed = ($user->data['is_registered'] && ($auth->acl_get('m_edit', $forum_id) || (
        $user->data['user_id'] == $poster_id &&
        $auth->acl_get('f_edit', $forum_id) &&
        !$row['post_edit_locked'] &&
        ($row['post_time'] > time() - ($config['edit_time'] * 60) || !$config['edit_time'])
    )));

    $delete_allowed = ($user->data['is_registered'] && ($auth->acl_get('m_delete', $forum_id) || (
        $user->data['user_id'] == $poster_id &&
        $auth->acl_get('f_delete', $forum_id) &&
        $topic_data['topic_last_post_id'] == $row['post_id'] &&
        ($row['post_time'] > time() - ($config['delete_time'] * 60) || !$config['delete_time']) &&
        // we do not want to allow removal of the last post if a moderator locked it!
        !$row['post_edit_locked']
    )));

    //
    $postrow = array(
        'POST_AUTHOR_FULL'      => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_full'] : get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
        'POST_AUTHOR_COLOUR'    => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_colour'] : get_username_string('colour', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
        'POST_AUTHOR'           => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_username'] : get_username_string('username', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
        'U_POST_AUTHOR'         => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_profile'] : get_username_string('profile', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),

        'RANK_TITLE'        => $user_cache[$poster_id]['rank_title'],
        'RANK_IMG'          => $user_cache[$poster_id]['rank_image'],
        'RANK_IMG_SRC'      => $user_cache[$poster_id]['rank_image_src'],
        'POSTER_JOINED'     => $user_cache[$poster_id]['joined'],
        'POSTER_POSTS'      => $user_cache[$poster_id]['posts'],
        'POSTER_FROM'       => $user_cache[$poster_id]['from'],
        'POSTER_AVATAR'     => $user_cache[$poster_id]['avatar'],
        'POSTER_WARNINGS'   => $user_cache[$poster_id]['warnings'],
        'POSTER_AGE'        => $user_cache[$poster_id]['age'],
        // This value will be used as a parameter for JS insert_text() function, so we use addslashes to handle "special" usernames properly ;)
        'POSTER_QUOTE'      => addslashes(get_username_string('username', $poster_id, $row['username'], $row['user_colour'], $row['post_username'])),

        'POST_DATE'         => $user->format_date($row['post_time'], false, ($view == 'print') ? true : false),
        'POST_SUBJECT'      => $row['post_subject'],
        'MESSAGE'           => $message,
        'SIGNATURE'         => ($row['enable_sig']) ? $user_cache[$poster_id]['sig'] : '',
        'EDITED_MESSAGE'    => $l_edited_by,
        'EDIT_REASON'       => $row['post_edit_reason'],
        'BUMPED_MESSAGE'    => $l_bumped_by,

        'MINI_POST_IMG'         => ($post_unread) ? $user->img('icon_post_target_unread', 'UNREAD_POST') : $user->img('icon_post_target', 'POST'),
        'POST_ICON_IMG'         => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['img'] : '',
        'POST_ICON_IMG_WIDTH'   => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['width'] : '',
        'POST_ICON_IMG_HEIGHT'  => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['height'] : '',
        'ICQ_STATUS_IMG'        => $user_cache[$poster_id]['icq_status_img'],
        'ONLINE_IMG'            => ($poster_id == ANONYMOUS || !$config['load_onlinetrack']) ? '' : (($user_cache[$poster_id]['online']) ? $user->img('icon_user_online', 'ONLINE') : $user->img('icon_user_offline', 'OFFLINE')),
        'S_ONLINE'              => ($poster_id == ANONYMOUS || !$config['load_onlinetrack']) ? false : (($user_cache[$poster_id]['online']) ? true : false),

        'U_EDIT'            => ($edit_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=edit&amp;f=$forum_id&amp;p={$row['post_id']}") : '',
        'U_QUOTE'           => ($auth->acl_get('f_reply', $forum_id)) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=quote&amp;f=$forum_id&amp;p={$row['post_id']}") : '',
        'U_INFO'            => ($auth->acl_get('m_info', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=post_details&amp;f=$forum_id&amp;p=" . $row['post_id'], true, $user->session_id) : '',
        'U_DELETE'          => ($delete_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=delete&amp;f=$forum_id&amp;p={$row['post_id']}") : '',

        'U_PROFILE'     => $user_cache[$poster_id]['profile'],
        'U_SEARCH'      => $user_cache[$poster_id]['search'],
        'U_PM'          => ($poster_id != ANONYMOUS && $config['allow_privmsg'] && $auth->acl_get('u_sendpm') && ($user_cache[$poster_id]['allow_pm'] || $auth->acl_gets('a_', 'm_') || $auth->acl_getf_global('m_'))) ? append_sid("{$phpbb_root_path}ucp.$phpEx", 'i=pm&amp;mode=compose&amp;action=quotepost&amp;p=' . $row['post_id']) : '',
        'U_EMAIL'       => $user_cache[$poster_id]['email'],
        'U_WWW'         => $user_cache[$poster_id]['www'],
        'U_ICQ'         => $user_cache[$poster_id]['icq'],
        'U_AIM'         => $user_cache[$poster_id]['aim'],
        'U_MSN'         => $user_cache[$poster_id]['msn'],
        'U_YIM'         => $user_cache[$poster_id]['yim'],
        'U_JABBER'      => $user_cache[$poster_id]['jabber'],

        'U_REPORT'          => ($auth->acl_get('f_report', $forum_id)) ? append_sid("{$phpbb_root_path}report.$phpEx", 'f=' . $forum_id . '&amp;p=' . $row['post_id']) : '',
        'U_MCP_REPORT'      => ($auth->acl_get('m_report', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=reports&amp;mode=report_details&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
        'U_MCP_APPROVE'     => ($auth->acl_get('m_approve', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&amp;mode=approve_details&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
        'U_MINI_POST'       => append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $row['post_id']) . (($topic_data['topic_type'] == POST_GLOBAL) ? '&amp;f=' . $forum_id : '') . '#p' . $row['post_id'],
        'U_NEXT_POST_ID'    => ($i < $i_total && isset($rowset[$post_list[$i + 1]])) ? $rowset[$post_list[$i + 1]]['post_id'] : '',
        'U_PREV_POST_ID'    => $prev_post_id,
        'U_NOTES'           => ($auth->acl_getf_global('m_')) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=notes&amp;mode=user_notes&amp;u=' . $poster_id, true, $user->session_id) : '',
        'U_WARN'            => ($auth->acl_get('m_warn') && $poster_id != $user->data['user_id'] && $poster_id != ANONYMOUS) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=warn&amp;mode=warn_post&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',

        'POST_ID'           => $row['post_id'],
        'POST_NUMBER'       => $i + $start + 1,
        'POSTER_ID'         => $poster_id,

        'S_HAS_ATTACHMENTS' => (!empty($attachments[$row['post_id']])) ? true : false,
        'S_POST_UNAPPROVED' => ($row['post_approved']) ? false : true,
        'S_POST_REPORTED'   => ($row['post_reported'] && $auth->acl_get('m_report', $forum_id)) ? true : false,
        'S_DISPLAY_NOTICE'  => $display_notice && $row['post_attachment'],
        'S_FRIEND'          => ($row['friend']) ? true : false,
        'S_UNREAD_POST'     => $post_unread,
        'S_FIRST_UNREAD'    => $s_first_unread,
        'S_CUSTOM_FIELDS'   => (isset($cp_row['row']) && sizeof($cp_row['row'])) ? true : false,
        'S_TOPIC_POSTER'    => ($topic_data['topic_poster'] == $poster_id) ? true : false,

        'S_IGNORE_POST'     => ($row['hide_post']) ? true : false,
        'L_IGNORE_POST'     => ($row['hide_post']) ? sprintf($user->lang['POST_BY_FOE'], get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']), '<a href="' . $viewtopic_url . "&amp;p={$row['post_id']}&amp;view=show#p{$row['post_id']}" . '">', '</a>') : '',
    );

    if (isset($cp_row['row']) && sizeof($cp_row['row']))
    {
        $postrow = array_merge($postrow, $cp_row['row']);
    }
// SNIPPET Groups for User
        // Check what group a user is in
        if ( !function_exists('group_memberships') )
        {
            include($phpbb_root_path . 'includes/functions_user.'.$phpEx);
        }

        $groups = group_memberships(false,$poster_id);
        foreach ($groups as $grouprec)
        {
            $postrow['S_GROUP_' . $grouprec['group_id']] = true;
        }
    // END Groups for User
    // Dump vars into template
    $template->assign_block_vars('postrow', $postrow);

    if (!empty($cp_row['blockrow']))
    {
        foreach ($cp_row['blockrow'] as $field_data)
        {
            $template->assign_block_vars('postrow.custom_fields', $field_data);
        }
    }

    // Display not already displayed Attachments for this post, we already parsed them. ;)
    if (!empty($attachments[$row['post_id']]))
    {
        foreach ($attachments[$row['post_id']] as $attachment)
        {
            $template->assign_block_vars('postrow.attachment', array(
                'DISPLAY_ATTACHMENT'    => $attachment)
            );
        }
    }

    $prev_post_id = $row['post_id'];

    unset($rowset[$post_list[$i]]);
    unset($attachments[$row['post_id']]);
}
unset($rowset, $user_cache);

// Update topic view and if necessary attachment view counters ... but only for humans and if this is the first 'page view'
if (isset($user->data['session_page']) && !$user->data['is_bot'] && (strpos($user->data['session_page'], '&t=' . $topic_id) === false || isset($user->data['session_created'])))
{
    $sql = 'UPDATE ' . TOPICS_TABLE . '
        SET topic_views = topic_views + 1, topic_last_view_time = ' . time() . "
        WHERE topic_id = $topic_id";
    $db->sql_query($sql);

    // Update the attachment download counts
    if (sizeof($update_count))
    {
        $sql = 'UPDATE ' . ATTACHMENTS_TABLE . '
            SET download_count = download_count + 1
            WHERE ' . $db->sql_in_set('attach_id', array_unique($update_count));
        $db->sql_query($sql);
    }
}

// Get last post time for all global announcements
// to keep proper forums tracking
if ($topic_data['topic_type'] == POST_GLOBAL)
{
    $sql = 'SELECT topic_last_post_time as forum_last_post_time
        FROM ' . TOPICS_TABLE . '
        WHERE forum_id = 0
        ORDER BY topic_last_post_time DESC';
    $result = $db->sql_query_limit($sql, 1);
    $topic_data['forum_last_post_time'] = (int) $db->sql_fetchfield('forum_last_post_time');
    $db->sql_freeresult($result);

    $sql = 'SELECT mark_time as forum_mark_time
        FROM ' . FORUMS_TRACK_TABLE . '
        WHERE forum_id = 0
            AND user_id = ' . $user->data['user_id'];
    $result = $db->sql_query($sql);
    $topic_data['forum_mark_time'] = (int) $db->sql_fetchfield('forum_mark_time');
    $db->sql_freeresult($result);
}

// Only mark topic if it's currently unread. Also make sure we do not set topic tracking back if earlier pages are viewed.
if (isset($topic_tracking_info[$topic_id]) && $topic_data['topic_last_post_time'] > $topic_tracking_info[$topic_id] && $max_post_time > $topic_tracking_info[$topic_id])
{
    markread('topic', (($topic_data['topic_type'] == POST_GLOBAL) ? 0 : $forum_id), $topic_id, $max_post_time);

    // Update forum info
    $all_marked_read = update_forum_tracking_info((($topic_data['topic_type'] == POST_GLOBAL) ? 0 : $forum_id), $topic_data['forum_last_post_time'], (isset($topic_data['forum_mark_time'])) ? $topic_data['forum_mark_time'] : false, false);
}
else
{
    $all_marked_read = true;
}

// If there are absolutely no more unread posts in this forum and unread posts shown, we can savely show the #unread link
if ($all_marked_read)
{
    if ($post_unread)
    {
        $template->assign_vars(array(
            'U_VIEW_UNREAD_POST'    => '#unread',
        ));
    }
    else if (isset($topic_tracking_info[$topic_id]) && $topic_data['topic_last_post_time'] > $topic_tracking_info[$topic_id])
    {
        $template->assign_vars(array(
            'U_VIEW_UNREAD_POST'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=unread") . '#unread',
        ));
    }
}
else if (!$all_marked_read)
{
    $last_page = ((floor($start / $config['posts_per_page']) + 1) == max(ceil($total_posts / $config['posts_per_page']), 1)) ? true : false;

    // What can happen is that we are at the last displayed page. If so, we also display the #unread link based in $post_unread
    if ($last_page && $post_unread)
    {
        $template->assign_vars(array(
            'U_VIEW_UNREAD_POST'    => '#unread',
        ));
    }
    else if (!$last_page)
    {
        $template->assign_vars(array(
            'U_VIEW_UNREAD_POST'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=unread") . '#unread',
        ));
    }
}

// let's set up quick_reply
$s_quick_reply = false;
if ($user->data['is_registered'] && $config['allow_quick_reply'] && ($topic_data['forum_flags'] & FORUM_FLAG_QUICK_REPLY) && $auth->acl_get('f_reply', $forum_id))
{
    // Quick reply enabled forum
    $s_quick_reply = (($topic_data['forum_status'] == ITEM_UNLOCKED && $topic_data['topic_status'] == ITEM_UNLOCKED) || $auth->acl_get('m_edit', $forum_id)) ? true : false;
}

if ($s_can_vote || $s_quick_reply)
{
    add_form_key('posting');

    if ($s_quick_reply)
    {
        $s_attach_sig   = $config['allow_sig'] && $user->optionget('attachsig') && $auth->acl_get('f_sigs', $forum_id) && $auth->acl_get('u_sig');
        $s_smilies      = $config['allow_smilies'] && $user->optionget('smilies') && $auth->acl_get('f_smilies', $forum_id);
        $s_bbcode       = $config['allow_bbcode'] && $user->optionget('bbcode') && $auth->acl_get('f_bbcode', $forum_id);
        $s_notify       = $config['allow_topic_notify'] && ($user->data['user_notify'] || $s_watching_topic['is_watching']);

        $qr_hidden_fields = array(
            'topic_cur_post_id'     => (int) $topic_data['topic_last_post_id'],
            'lastclick'             => (int) time(),
            'topic_id'              => (int) $topic_data['topic_id'],
            'forum_id'              => (int) $forum_id,
        );

        // Originally we use checkboxes and check with isset(), so we only provide them if they would be checked
        (!$s_bbcode)                    ? $qr_hidden_fields['disable_bbcode'] = 1       : true;
        (!$s_smilies)                   ? $qr_hidden_fields['disable_smilies'] = 1      : true;
        (!$config['allow_post_links'])  ? $qr_hidden_fields['disable_magic_url'] = 1    : true;
        ($s_attach_sig)                 ? $qr_hidden_fields['attach_sig'] = 1           : true;
        ($s_notify)                     ? $qr_hidden_fields['notify'] = 1               : true;
        ($topic_data['topic_status'] == ITEM_LOCKED) ? $qr_hidden_fields['lock_topic'] = 1 : true;

        $template->assign_vars(array(
            'S_QUICK_REPLY'         => true,
            'U_QR_ACTION'           => append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;f=$forum_id&amp;t=$topic_id"),
            'QR_HIDDEN_FIELDS'      => build_hidden_fields($qr_hidden_fields),
            'SUBJECT'               => 'Re: ' . censor_text($topic_data['topic_title']),
        ));
    }
}
// now I have the urge to wash my hands :(


// We overwrite $_REQUEST['f'] if there is no forum specified
// to be able to display the correct online list.
// One downside is that the user currently viewing this topic/post is not taken into account.
if (empty($_REQUEST['f']))
{
    $_REQUEST['f'] = $forum_id;
}

// We need to do the same with the topic_id. See #53025.
if (empty($_REQUEST['t']) && !empty($topic_id))
{
    $_REQUEST['t'] = $topic_id;
}

// Output the page
page_header($user->lang['VIEW_TOPIC'] . ' - ' . $topic_data['topic_title'], true, $forum_id);

$template->set_filenames(array(
    'body' => ($view == 'print') ? 'viewtopic_print.html' : 'viewtopic_body.html')
);
make_jumpbox(append_sid("{$phpbb_root_path}viewforum.$phpEx"), $forum_id);

page_footer();

?>