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./othercms/phpBB3/viewtopic.php
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

/**
* @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);
include(
$phpbb_root_path . 'includes/functions_user.' . $phpEx);

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

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

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


$start        = $request->variable('start', 0);
$view        = $request->variable('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->variable('st', $default_sort_days);
$sort_key    = $request->variable('sk', $default_sort_key);
$sort_dir    = $request->variable('sd', $default_sort_dir);

$update        = $request->variable('update', false);

/* @var $pagination \phpbb\pagination */
$pagination = $phpbb_container->get('pagination');

$s_can_vote = false;
/**
* @todo normalize?
*/
$hilit_words    = $request->variable('hilit', '', true);

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

/* @var $phpbb_content_visibility \phpbb\content_visibility */
$phpbb_content_visibility = $phpbb_container->get('content.visibility');

// Find topic id if user requested a newer or older topic
if ($view && !$post_id)
{

    if (
$view == 'unread')
    {
       
$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');
        }

       
// 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
                AND "
. $phpbb_content_visibility->get_visibility_sql('post', $forum_id) . "
                AND post_time >
$topic_last_read
                AND forum_id =
$forum_id
            ORDER BY post_time ASC, post_id 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
        {
           
$forum_id = $row['forum_id'];
           
$sql = 'SELECT topic_id, forum_id
                FROM '
. TOPICS_TABLE . '
                WHERE forum_id = '
. $forum_id . "
                    AND topic_moved_id = 0
                    AND topic_last_post_time
$sql_condition {$row['topic_last_post_time']}
                    AND "
. $phpbb_content_visibility->get_visibility_sql('topic', $forum_id) . "
                ORDER BY topic_last_post_time
$sql_ordering, topic_last_post_id $sql_ordering";
           
$result = $db->sql_query_limit($sql, 1);
           
$row = $db->sql_fetchrow($result);
           
$db->sql_freeresult($result);

            if (!
$row)
            {
               
$sql = 'SELECT forum_style
                    FROM '
. FORUMS_TABLE . "
                    WHERE forum_id =
$forum_id";
               
$result = $db->sql_query($sql);
               
$forum_style = (int) $db->sql_fetchfield('forum_style');
               
$db->sql_freeresult($result);

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

    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'),
);

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

$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"));
    }

   
trigger_error('NO_TOPIC');
}

$forum_id = (int) $topic_data['forum_id'];

/**
 * Modify the forum ID to handle the correct display of viewtopic if needed
 *
 * @event core.viewtopic_modify_forum_id
 * @var string    forum_id        forum ID
 * @var array    topic_data        array of topic's data
 * @since 3.2.5-RC1
 */
$vars = array(
   
'forum_id',
   
'topic_data',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_forum_id', compact($vars)));

// If the request is missing the f parameter, the forum id in the user session data is 0 at the moment.
// Let's fix that now so that the user can't hide from the forum's Who Is Online list.
$user->page['forum'] = $forum_id;

// Now we know the forum_id and can check the permissions
if (!$phpbb_content_visibility->is_visible('topic', $forum_id, $topic_data))
{
   
trigger_error('NO_TOPIC');
}

// This is for determining where we are (page)
if ($post_id)
{
   
// are we where we are supposed to be?
   
if (($topic_data['post_visibility'] == ITEM_UNAPPROVED || $topic_data['post_visibility'] == ITEM_REAPPROVE) && !$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"));
        }

       
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'] = $phpbb_content_visibility->get_count('topic_posts', $topic_data, $forum_id) - 1;
        }
        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']}
                AND "
. $phpbb_content_visibility->get_visibility_sql('post', $forum_id, 'p.');

        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 = $phpbb_content_visibility->get_count('topic_posts', $topic_data, $forum_id) - 1;

// Check sticky/announcement/global  time limit
if (($topic_data['topic_type'] != POST_NORMAL) && $topic_data['topic_time_limit'] && ($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 (
$view == 'print' && !$auth->acl_get('f_print', $forum_id))
{
   
send_status_line(403, 'Forbidden');
   
trigger_error('NO_AUTH_PRINT_TOPIC');
}

$overrides_f_read_check = false;
$overrides_forum_password_check = false;
$topic_tracking_info = isset($topic_tracking_info) ? $topic_tracking_info : null;

/**
* Event to apply extra permissions and to override original phpBB's f_read permission and forum password check
* on viewtopic access
*
* @event core.viewtopic_before_f_read_check
* @var    int        forum_id                        The forum id from where the topic belongs
* @var    int        topic_id                        The id of the topic the user tries to access
* @var    int        post_id                            The id of the post the user tries to start viewing at.
*                                                It may be 0 for none given.
* @var    array    topic_data                        All the information from the topic and forum tables for this topic
*                                                 It includes posts information if post_id is not 0
* @var    bool    overrides_f_read_check            Set true to remove f_read check afterwards
* @var    bool    overrides_forum_password_check    Set true to remove forum_password check afterwards
* @var    array    topic_tracking_info                Information upon calling get_topic_tracking()
*                                                Set it to NULL to allow auto-filling later.
*                                                Set it to an array to override original data.
* @since 3.1.3-RC1
*/
$vars = array(
   
'forum_id',
   
'topic_id',
   
'post_id',
   
'topic_data',
   
'overrides_f_read_check',
   
'overrides_forum_password_check',
   
'topic_tracking_info',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_before_f_read_check', compact($vars)));

// Start auth check
if (!$overrides_f_read_check && !$auth->acl_get('f_read', $forum_id))
{
    if (
$user->data['user_id'] != ANONYMOUS)
    {
       
send_status_line(403, 'Forbidden');
       
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 (!$overrides_forum_password_check && $topic_data['forum_password'])
{
   
login_forum_box($topic_data);
}

// Redirect to login upon emailed notification links if user is not logged in.
if (isset($_GET['e']) && $user->data['user_id'] == ANONYMOUS)
{
   
login_box(build_url('e') . '#unread', $user->lang['LOGIN_NOTIFY_TOPIC']);
}

// 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' => array('p.post_time', 'p.post_id'), '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 = '';

/**
* Event to add new sorting options
*
* @event core.viewtopic_gen_sort_selects_before
* @var    array    limit_days        Limit results by time
* @var    array    sort_by_text    Language strings for sorting options
* @var    array    sort_by_sql        SQL conditions for sorting options
* @var    array    join_user_sql    SQL joins required for sorting options
* @var    int        sort_days        User selected sort days
* @var    string    sort_key        User selected sort key
* @var    string    sort_dir        User selected sort direction
* @var    string    s_limit_days    Initial value of limit days selectbox
* @var    string    s_sort_key        Initial value of sort key selectbox
* @var    string    s_sort_dir        Initial value of sort direction selectbox
* @var    string    u_sort_param    Initial value of sorting form action
* @since 3.2.8-RC1
*/
$vars = array(
   
'limit_days',
   
'sort_by_text',
   
'sort_by_sql',
   
'join_user_sql',
   
'sort_days',
   
'sort_key',
   
'sort_dir',
   
's_limit_days',
   
's_sort_key',
   
's_sort_dir',
   
'u_sort_param',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_gen_sort_selects_before', compact($vars)));

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
                AND "
. $phpbb_content_visibility->get_visibility_sql('post', $forum_id);
   
$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)
{
   
$highlight_match = phpbb_clean_search_string($hilit_words);
   
$highlight = urlencode($highlight_match);
   
$highlight_match = str_replace('\*', '\w+?', preg_quote($highlight_match, '#'));
   
$highlight_match = preg_replace('#(?<=^|\s)\\\\w\*\?(?=\s|$)#', '\w+?', $highlight_match);
   
$highlight_match = str_replace(' ', '|', $highlight_match);
}

// Make sure $start is set to the last page if it exceeds the amount
$start = $pagination->validate_start($start, $config['posts_per_page'], $total_posts);

// General Viewtopic URL for return links
$viewtopic_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$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'            => '',
   
'link_toggle'    => '',
   
'title'            => '',
   
'title_toggle'    => '',
   
'is_watching'    => false,
);

if (
$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);
    }
}

/**
* Event to modify highlight.
*
* @event core.viewtopic_highlight_modify
* @var    string    highlight            String to be highlighted
* @var    string    highlight_match        Highlight string to be used in preg_replace
* @var    array    topic_data            Topic data
* @var    int        start                Pagination start
* @var    int        total_posts            Number of posts
* @var    string    viewtopic_url        Current viewtopic URL
* @since 3.1.11-RC1
*/
$vars = array(
   
'highlight',
   
'highlight_match',
   
'topic_data',
   
'start',
   
'total_posts',
   
'viewtopic_url',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_highlight_modify', compact($vars)));

// Bookmarks
if ($config['allow_bookmarks'] && $user->data['is_registered'] && $request->variable('bookmark', 0))
{
    if (
check_link_hash($request->variable('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']);

        if (!
$request->is_ajax())
        {
           
$message .= '<br /><br />' . $user->lang('RETURN_TOPIC', '<a href="' . $viewtopic_url . '">', '</a>');
        }
    }
    else
    {
       
$message = $user->lang['BOOKMARK_ERR'];

        if (!
$request->is_ajax())
        {
           
$message .= '<br /><br />' . $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;

$s_quickmod_action = append_sid(
   
"{$phpbb_root_path}mcp.$phpEx",
    array(
       
'f'    => $forum_id,
       
't'    => $topic_id,
       
'start'        => $start,
       
'quickmod'    => 1,
       
'redirect'    => urlencode(str_replace('&amp;', '&', $viewtopic_url)),
    ),
   
true,
   
$user->session_id
);

$quickmod_array = array(
//    'key'            => array('LANG_KEY', $userHasPermissions),

   
'lock'                    => array('LOCK_TOPIC', ($topic_data['topic_status'] == ITEM_UNLOCKED) && ($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']))),
   
'unlock'                => array('UNLOCK_TOPIC', ($topic_data['topic_status'] != ITEM_UNLOCKED) && ($auth->acl_get('m_lock', $forum_id))),
   
'delete_topic'        => array('DELETE_TOPIC', ($auth->acl_get('m_delete', $forum_id) || (($topic_data['topic_visibility'] != ITEM_DELETED) && $auth->acl_get('m_softdelete', $forum_id)))),
   
'restore_topic'        => array('RESTORE_TOPIC', (($topic_data['topic_visibility'] == ITEM_DELETED) && $auth->acl_get('m_approve', $forum_id))),
   
'move'                    => array('MOVE_TOPIC', $auth->acl_get('m_move', $forum_id) && $topic_data['topic_status'] != ITEM_MOVED),
   
'split'                    => array('SPLIT_TOPIC', $auth->acl_get('m_split', $forum_id)),
   
'merge'                    => array('MERGE_POSTS', $auth->acl_get('m_merge', $forum_id)),
   
'merge_topic'        => array('MERGE_TOPIC', $auth->acl_get('m_merge', $forum_id)),
   
'fork'                    => array('FORK_TOPIC', $auth->acl_get('m_move', $forum_id)),
   
'make_normal'        => array('MAKE_NORMAL', ($allow_change_type && $auth->acl_gets('f_sticky', 'f_announce', 'f_announce_global', $forum_id) && $topic_data['topic_type'] != POST_NORMAL)),
   
'make_sticky'        => array('MAKE_STICKY', ($allow_change_type && $auth->acl_get('f_sticky', $forum_id) && $topic_data['topic_type'] != POST_STICKY)),
   
'make_announce'    => array('MAKE_ANNOUNCE', ($allow_change_type && $auth->acl_get('f_announce', $forum_id) && $topic_data['topic_type'] != POST_ANNOUNCE)),
   
'make_global'        => array('MAKE_GLOBAL', ($allow_change_type && $auth->acl_get('f_announce_global', $forum_id) && $topic_data['topic_type'] != POST_GLOBAL)),
   
'topic_logs'            => array('VIEW_TOPIC_LOGS', $auth->acl_get('m_', $forum_id)),
);

/**
* Event to modify data in the quickmod_array before it gets sent to the
* phpbb_add_quickmod_option function.
*
* @event core.viewtopic_add_quickmod_option_before
* @var    int                forum_id                Forum ID
* @var    int                post_id                    Post ID
* @var    array            quickmod_array            Array with quick moderation options data
* @var    array            topic_data                Array with topic data
* @var    int                topic_id                Topic ID
* @var    array            topic_tracking_info        Array with topic tracking data
* @var    string            viewtopic_url            URL to the topic page
* @var    bool            allow_change_type        Topic change permissions check
* @since 3.1.9-RC1
*/
$vars = array(
   
'forum_id',
   
'post_id',
   
'quickmod_array',
   
'topic_data',
   
'topic_id',
   
'topic_tracking_info',
   
'viewtopic_url',
   
'allow_change_type',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_add_quickmod_option_before', compact($vars)));

foreach (
$quickmod_array as $option => $qm_ary)
{
    if (!empty(
$qm_ary[1]))
    {
       
phpbb_add_quickmod_option($s_quickmod_action, $option, $qm_ary[0]);
    }
}

// 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];
    }
}

// If we've got a hightlight set pass it on to pagination.
$base_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($highlight_match) ? "&amp;hilit=$highlight" : ''));

/**
* Event to modify data before template variables are being assigned
*
* @event core.viewtopic_assign_template_vars_before
* @var    string    base_url            URL to be passed to generate pagination
* @var    int        forum_id            Forum ID
* @var    int        post_id                Post ID
* @var    array    quickmod_array        Array with quick moderation options data
* @var    int        start                Pagination information
* @var    array    topic_data            Array with topic data
* @var    int        topic_id            Topic ID
* @var    array    topic_tracking_info    Array with topic tracking data
* @var    int        total_posts            Topic total posts count
* @var    string    viewtopic_url        URL to the topic page
* @since 3.1.0-RC4
* @changed 3.1.2-RC1 Added viewtopic_url
*/
$vars = array(
   
'base_url',
   
'forum_id',
   
'post_id',
   
'quickmod_array',
   
'start',
   
'topic_data',
   
'topic_id',
   
'topic_tracking_info',
   
'total_posts',
   
'viewtopic_url',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_assign_template_vars_before', compact($vars)));

$pagination->generate_template_pagination($base_url, 'pagination', 'start', $total_posts, $config['posts_per_page'], $start);

// Send vars to template
$template->assign_vars(array(
   
'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']),

   
'TOTAL_POSTS'    => $user->lang('VIEW_TOPIC_POSTS', (int) $total_posts),
   
'U_MCP'         => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=topic_view&amp;t=$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]) && count($forum_moderators[$forum_id])) ? implode($user->lang['COMMA_SEPARATOR'], $forum_moderators[$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'),
   
'DELETED_IMG'        => $user->img('icon_topic_deleted', 'POST_DELETED_RESTORE'),
   
'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'),
   
'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]) && count($forum_moderators[$forum_id]) > 1) ? false : true,
   
'S_TOPIC_ACTION'         => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start")),
   
'S_MOD_ACTION'             => $s_quickmod_action,

   
'L_RETURN_TO_FORUM'        => $user->lang('RETURN_TO', $topic_data['forum_name']),
   
'S_VIEWTOPIC'            => true,
   
'S_UNREAD_VIEW'            => $view == 'unread',
   
'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?t=$topic_id",
   
'U_FORUM'                => $server_path,
   
'U_VIEW_TOPIC'             => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . (strlen($u_sort_param) ? "&amp;$u_sort_param" : '')),
   
'U_CANONICAL'            => generate_board_url() . '/' . append_sid("viewtopic.$phpEx", "t=$topic_id" . (($start) ? "&amp;start=$start" : ''), true, ''),
   
'U_VIEW_FORUM'             => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id),
   
'U_VIEW_OLDER_TOPIC'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id&amp;view=previous"),
   
'U_VIEW_NEWER_TOPIC'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "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'],
   
'U_WATCH_TOPIC_TOGGLE'    => $s_watching_topic['link_toggle'],
   
'S_WATCH_TOPIC_TITLE'    => $s_watching_topic['title'],
   
'S_WATCH_TOPIC_TOGGLE'    => $s_watching_topic['title_toggle'],
   
'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") : '',
   
'S_BOOKMARK_TOPIC'        => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],
   
'S_BOOKMARK_TOGGLE'        => (!$user->data['is_registered'] || !$config['allow_bookmarks'] || !$topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],
   
'S_BOOKMARKED_TOPIC'    => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? true : false,

   
'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.$phpEx", "mode=reply&amp;t=$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.$phpEx", "mode=bump&amp;t=$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 = $vote_counts = array();
    while (
$row = $db->sql_fetchrow($result))
    {
       
$poll_info[] = $row;
       
$option_id = (int) $row['poll_option_id'];
       
$vote_counts[$option_id] = (int) $row['poll_option_total'];
    }
   
$db->sql_freeresult($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 ($request->is_set($config['cookie_name'] . '_poll_' . $topic_id, \phpbb\request\request_interface::COOKIE))
        {
           
$cur_voted_id = explode(',', $request->variable($config['cookie_name'] . '_poll_' . $topic_id, '', true, \phpbb\request\request_interface::COOKIE));
           
$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 &&
       
$topic_data['forum_status'] != ITEM_LOCKED &&
        (!
count($cur_voted_id) ||
        (
$auth->acl_get('f_votechg', $forum_id) && $topic_data['poll_vote_change']))) ? true : false;
   
$s_display_results = (!$s_can_vote || ($s_can_vote && count($cur_voted_id)) || $view == 'viewpoll') ? true : false;

   
/**
    * Event to manipulate the poll data
    *
    * @event core.viewtopic_modify_poll_data
    * @var    array    cur_voted_id                Array with options' IDs current user has voted for
    * @var    int        forum_id                    The topic's forum id
    * @var    array    poll_info                    Array with the poll information
    * @var    bool    s_can_vote                    Flag indicating if a user can vote
    * @var    bool    s_display_results            Flag indicating if results or poll options should be displayed
    * @var    int        topic_id                    The id of the topic the user tries to access
    * @var    array    topic_data                    All the information from the topic and forum tables for this topic
    * @var    string    viewtopic_url                URL to the topic page
    * @var    array    vote_counts                    Array with the vote counts for every poll option
    * @var    array    voted_id                    Array with updated options' IDs current user is voting for
    * @since 3.1.5-RC1
    */
   
$vars = array(
       
'cur_voted_id',
       
'forum_id',
       
'poll_info',
       
's_can_vote',
       
's_display_results',
       
'topic_id',
       
'topic_data',
       
'viewtopic_url',
       
'vote_counts',
       
'voted_id',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_poll_data', compact($vars)));

    if (
$update && $s_can_vote)
    {

        if (!
count($voted_id) || count($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.$phpEx", "t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start"));

           
meta_refresh(5, $redirect_url);
            if (!
count($voted_id))
            {
               
$message = 'NO_VOTE_OPTION';
            }
            else if (
count($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);

           
$vote_counts[$option]++;

            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);

               
$vote_counts[$option]--;

                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.$phpEx", "t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start"));
       
$message = $user->lang['VOTE_SUBMITTED'] . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $redirect_url . '">', '</a>');

        if (
$request->is_ajax())
        {
           
// Filter out invalid options
           
$valid_user_votes = array_intersect(array_keys($vote_counts), $voted_id);

           
$data = array(
               
'NO_VOTES'            => $user->lang['NO_VOTES'],
               
'success'            => true,
               
'user_votes'        => array_flip($valid_user_votes),
               
'vote_counts'        => $vote_counts,
               
'total_votes'        => array_sum($vote_counts),
               
'can_vote'            => !count($valid_user_votes) || ($auth->acl_get('f_votechg', $forum_id) && $topic_data['poll_vote_change']),
            );

           
/**
            * Event to manipulate the poll data sent by AJAX response
            *
            * @event core.viewtopic_modify_poll_ajax_data
            * @var    array    data                JSON response data
            * @var    array    valid_user_votes    Valid user votes
            * @var    array    vote_counts            Vote counts
            * @var    int        forum_id            Forum ID
            * @var    array    topic_data            Topic data
            * @var    array    poll_info            Array with the poll information
            * @since 3.2.4-RC1
            */
           
$vars = array(
               
'data',
               
'valid_user_votes',
               
'vote_counts',
               
'forum_id',
               
'topic_data',
               
'poll_info',
            );
           
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_poll_ajax_data', compact($vars)));

           
$json_response = new \phpbb\json_response();
           
$json_response->send($data);
        }

       
meta_refresh(5, $redirect_url);
       
trigger_error($message);
    }

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

   
$parse_flags = ($poll_info[0]['bbcode_bitfield'] ? OPTION_FLAG_BBCODE : 0) | OPTION_FLAG_SMILIES;

    for (
$i = 0, $size = count($poll_info); $i < $size; $i++)
    {
       
$poll_info[$i]['poll_option_text'] = generate_text_for_display($poll_info[$i]['poll_option_text'], $poll_info[$i]['bbcode_uid'], $poll_option['bbcode_bitfield'], $parse_flags, true);
    }

   
$topic_data['poll_title'] = generate_text_for_display($topic_data['poll_title'], $poll_info[0]['bbcode_uid'], $poll_info[0]['bbcode_bitfield'], $parse_flags, true);

   
$poll_template_data = $poll_options_template_data = array();
    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));
       
$option_pct_rel = ($poll_most > 0) ? $poll_option['poll_option_total'] / $poll_most : 0;
       
$option_pct_rel_txt = sprintf("%.1d%%", round($option_pct_rel * 100));
       
$option_most_votes = ($poll_option['poll_option_total'] > 0 && $poll_option['poll_option_total'] == $poll_most) ? true : false;

       
$poll_options_template_data[] = 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_PERCENT_REL'     => $option_pct_rel_txt,
           
'POLL_OPTION_PCT'            => round($option_pct * 100),
           
'POLL_OPTION_WIDTH'         => round($option_pct * 250),
           
'POLL_OPTION_VOTED'            => (in_array($poll_option['poll_option_id'], $cur_voted_id)) ? true : false,
           
'POLL_OPTION_MOST_VOTES'    => $option_most_votes,
        );
    }

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

   
$poll_template_data = 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'        => $user->lang('MAX_OPTIONS_SELECT', (int) $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',
    );

   
/**
    * Event to add/modify poll template data
    *
    * @event core.viewtopic_modify_poll_template_data
    * @var    array    cur_voted_id                    Array with options' IDs current user has voted for
    * @var    int        poll_end                        The poll end time
    * @var    array    poll_info                        Array with the poll information
    * @var    array    poll_options_template_data        Array with the poll options template data
    * @var    array    poll_template_data                Array with the common poll template data
    * @var    int        poll_total                        Total poll votes count
    * @var    int        poll_most                        Mostly voted option votes count
    * @var    array    topic_data                        All the information from the topic and forum tables for this topic
    * @var    string    viewtopic_url                    URL to the topic page
    * @var    array    vote_counts                        Array with the vote counts for every poll option
    * @var    array    voted_id                        Array with updated options' IDs current user is voting for
    * @since 3.1.5-RC1
    */
   
$vars = array(
       
'cur_voted_id',
       
'poll_end',
       
'poll_info',
       
'poll_options_template_data',
       
'poll_template_data',
       
'poll_total',
       
'poll_most',
       
'topic_data',
       
'viewtopic_url',
       
'vote_counts',
       
'voted_id',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_poll_template_data', compact($vars)));

   
$template->assign_block_vars_array('poll_option', $poll_options_template_data);

   
$template->assign_vars($poll_template_data);

    unset(
$poll_end, $poll_info, $poll_options_template_data, $poll_template_data, $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;

   
// Select the sort order
   
$direction = (($sort_dir == 'd') ? 'ASC' : 'DESC');

   
$sql_limit = $pagination->reverse_limit($start, $sql_limit, $total_posts);
   
$sql_start = $pagination->reverse_start($start, $sql_limit, $total_posts);
}
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 = $post_delete_list = array();
$has_unapproved_attachments = $has_approved_attachments = $display_notice = false;
$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
        AND "
. $phpbb_content_visibility->get_visibility_sql('post', $forum_id, 'p.') . "
        "
. (($join_user_sql[$sort_key]) ? 'AND u.user_id = p.poster_id': '') . "
       
$limit_posts_time
    ORDER BY
$sql_sort_order";

/**
* Event to modify the SQL query that gets post_list
*
* @event core.viewtopic_modify_post_list_sql
* @var    string    sql            The SQL query to generate the post_list
* @var    int        sql_limit    The number of posts the query fetches
* @var    int        sql_start    The index the query starts to fetch from
* @var    string    sort_key    Key the posts are sorted by
* @var    string    sort_days    Display posts of previous x days
* @var    int        forum_id    Forum ID
* @since 3.2.4-RC1
*/
$vars = array(
   
'sql',
   
'sql_limit',
   
'sql_start',
   
'sort_key',
   
'sort_days',
   
'forum_id',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_post_list_sql', compact($vars)));

$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 (!
count($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_ary = 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'
,
);

/**
* Event to modify the SQL query before the post and poster data is retrieved
*
* @event core.viewtopic_get_post_data
* @var    int        forum_id    Forum ID
* @var    int        topic_id    Topic ID
* @var    array    topic_data    Array with topic data
* @var    array    post_list    Array with post_ids we are going to retrieve
* @var    int        sort_days    Display posts of previous x days
* @var    string    sort_key    Key the posts are sorted by
* @var    string    sort_dir    Direction the posts are sorted by
* @var    int        start        Pagination information
* @var    array    sql_ary        The SQL array to get the data of posts and posters
* @since 3.1.0-a1
* @changed 3.1.0-a2 Added vars forum_id, topic_id, topic_data, post_list, sort_days, sort_key, sort_dir, start
*/
$vars = array(
   
'forum_id',
   
'topic_id',
   
'topic_data',
   
'post_list',
   
'sort_days',
   
'sort_key',
   
'sort_dir',
   
'start',
   
'sql_ary',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_get_post_data', compact($vars)));

$sql = $db->sql_build_query('SELECT', $sql_ary);
$result = $db->sql_query($sql);

$now = $user->create_datetime();
$now = phpbb_gmgetdate($now->getTimestamp() + $now->getOffset());

// 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_visibility'] == ITEM_UNAPPROVED || $row['post_visibility'] == ITEM_REAPPROVE)
        {
           
$has_unapproved_attachments = true;
        }
        else if (
$row['post_visibility'] == ITEM_APPROVED)
        {
           
$has_approved_attachments = true;
        }
    }

   
$rowset_data = array(
       
'hide_post'            => (($row['foe'] || $row['post_visibility'] == ITEM_DELETED) && ($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'],
       
'post_delete_time'    => $row['post_delete_time'],
       
'post_delete_reason'=> $row['post_delete_reason'],
       
'post_delete_user'    => $row['post_delete_user'],

       
// 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_visibility'    => $row['post_visibility'],
       
'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'],
    );

   
/**
    * Modify the post rowset containing data to be displayed with posts
    *
    * @event core.viewtopic_post_rowset_data
    * @var    array    rowset_data    Array with the rowset data for this post
    * @var    array    row            Array with original user and post data
    * @since 3.1.0-a1
    */
   
$vars = array('rowset_data', 'row');
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_post_rowset_data', compact($vars)));

   
$rowset[$row['post_id']] = $rowset_data;

   
// 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_data = array(
               
'user_type'        => USER_IGNORE,
               
'joined'        => '',
               
'posts'            => '',

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

               
'online'            => false,
               
'avatar'            => ($user->optionget('viewavatars')) ? phpbb_get_user_avatar($row) : '',
               
'rank_title'        => '',
               
'rank_image'        => '',
               
'rank_image_src'    => '',
               
'pm'                => '',
               
'email'                => '',
               
'jabber'            => '',
               
'search'            => '',
               
'age'                => '',

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

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

           
/**
            * Modify the guest user's data displayed with the posts
            *
            * @event core.viewtopic_cache_guest_data
            * @var    array    user_cache_data    Array with the user's data
            * @var    int        poster_id        Poster's user id
            * @var    array    row                Array with original user and post data
            * @since 3.1.0-a1
            */
           
$vars = array('user_cache_data', 'poster_id', 'row');
           
extract($phpbb_dispatcher->trigger_event('core.viewtopic_cache_guest_data', compact($vars)));

           
$user_cache[$poster_id] = $user_cache_data;

           
$user_rank_data = phpbb_get_user_rank($row, false);
           
$user_cache[$poster_id]['rank_title'] = $user_rank_data['title'];
           
$user_cache[$poster_id]['rank_image'] = $user_rank_data['img'];
           
$user_cache[$poster_id]['rank_image_src'] = $user_rank_data['img_src'];
        }
        else
        {
           
$user_sig = '';

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

           
$id_cache[] = $poster_id;

           
$user_cache_data = array(
               
'user_type'                    => $row['user_type'],
               
'user_inactive_reason'        => $row['user_inactive_reason'],

               
'joined'        => $user->format_date($row['user_regdate']),
               
'posts'            => $row['user_posts'],
               
'warnings'        => (isset($row['user_warnings'])) ? $row['user_warnings'] : 0,

               
'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'        => ($user->optionget('viewavatars')) ? phpbb_get_user_avatar($row) : '',
               
'age'            => '',

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

               
'username'            => $row['username'],
               
'user_colour'        => $row['user_colour'],
               
'contact_user'         => $user->lang('CONTACT_USER', get_username_string('username', $poster_id, $row['username'], $row['user_colour'], $row['username'])),

               
'online'        => false,
               
'jabber'        => ($config['jab_enable'] && $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'        => ($config['load_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']),
            );

           
/**
            * Modify the users' data displayed with their posts
            *
            * @event core.viewtopic_cache_user_data
            * @var    array    user_cache_data    Array with the user's data
            * @var    int        poster_id        Poster's user id
            * @var    array    row                Array with original user and post data
            * @since 3.1.0-a1
            */
           
$vars = array('user_cache_data', 'poster_id', 'row');
           
extract($phpbb_dispatcher->trigger_event('core.viewtopic_cache_user_data', compact($vars)));

           
$user_cache[$poster_id] = $user_cache_data;

           
$user_rank_data = phpbb_get_user_rank($row, $row['user_posts']);
           
$user_cache[$poster_id]['rank_title'] = $user_rank_data['title'];
           
$user_cache[$poster_id]['rank_image'] = $user_rank_data['img'];
           
$user_cache[$poster_id]['rank_image_src'] = $user_rank_data['img_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 (
$config['allow_birthdays'] && !empty($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'])
{
   
/* @var $cp \phpbb\profilefields\manager */
   
$cp = $phpbb_container->get('profilefields.manager');

   
// Grab all profile fields from users in id cache for later use - similar to the poster cache
   
$profile_fields_tmp = $cp->grab_profile_fields_data($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 ($config['load_onlinetrack'] && count($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 (count($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 attach_id 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 (!count($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 (count($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_visibility = "
. ITEM_APPROVED . '
                        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 (
$has_approved_attachments && !$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 if (
$has_unapproved_attachments && !$topic_data['topic_attachment'])
        {
           
// Topic has only unapproved attachments but we have the right to see and download them
           
$topic_data['topic_attachment'] = 1;
        }
    }
    else
    {
       
$display_notice = true;
    }
}

if (
$config['enable_accurate_pm_button'])
{
   
// Get the list of users who can receive private messages
   
$can_receive_pm_list = $auth->acl_get_list(array_keys($user_cache), 'u_readpm');
   
$can_receive_pm_list = (empty($can_receive_pm_list) || !isset($can_receive_pm_list[0]['u_readpm'])) ? array() : $can_receive_pm_list[0]['u_readpm'];

   
// Get the list of permanently banned users
   
$permanently_banned_users = phpbb_get_banned_user_ids(array_keys($user_cache), false);
}
else
{
   
$can_receive_pm_list = array_keys($user_cache);
   
$permanently_banned_users = [];
}

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

$template->assign_vars(array(
   
'S_HAS_ATTACHMENTS' => $topic_data['topic_attachment'],
   
'S_NUM_POSTS' => count($post_list))
);

/**
* Event to modify the post, poster and attachment data before assigning the posts
*
* @event core.viewtopic_modify_post_data
* @var    int        forum_id    Forum ID
* @var    int        topic_id    Topic ID
* @var    array    topic_data    Array with topic data
* @var    array    post_list    Array with post_ids we are going to display
* @var    array    rowset        Array with post_id => post data
* @var    array    user_cache    Array with prepared user data
* @var    int        start        Pagination information
* @var    int        sort_days    Display posts of previous x days
* @var    string    sort_key    Key the posts are sorted by
* @var    string    sort_dir    Direction the posts are sorted by
* @var    bool    display_notice                Shall we display a notice instead of attachments
* @var    bool    has_approved_attachments    Does the topic have approved attachments
* @var    array    attachments                    List of attachments post_id => array of attachments
* @var    array    permanently_banned_users    List of permanently banned users
* @var    array    can_receive_pm_list            Array with posters that can receive pms
* @since 3.1.0-RC3
*/
$vars = array(
   
'forum_id',
   
'topic_id',
   
'topic_data',
   
'post_list',
   
'rowset',
   
'user_cache',
   
'sort_days',
   
'sort_key',
   
'sort_dir',
   
'start',
   
'permanently_banned_users',
   
'can_receive_pm_list',
   
'display_notice',
   
'has_approved_attachments',
   
'attachments',
);
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_post_data', compact($vars)));

// Output the posts
$first_unread = $post_unread = false;
for (
$i = 0, $end = count($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']))
    {
       
$parse_flags = ($user_cache[$poster_id]['sig_bbcode_bitfield'] ? OPTION_FLAG_BBCODE : 0) | OPTION_FLAG_SMILIES;
       
$user_cache[$poster_id]['sig'] = generate_text_for_display($user_cache[$poster_id]['sig'], $user_cache[$poster_id]['sig_bbcode_uid'], $user_cache[$poster_id]['sig_bbcode_bitfield'],  $parse_flags, true);
       
$user_cache[$poster_id]['sig_parsed'] = true;
    }

   
// Parse the message and subject
   
$parse_flags = ($row['bbcode_bitfield'] ? OPTION_FLAG_BBCODE : 0) | OPTION_FLAG_SMILIES;
   
$message = generate_text_for_display($row['post_text'], $row['bbcode_uid'], $row['bbcode_bitfield'], $parse_flags, true);

    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 (!count($post_edit_list) && ($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);
        }

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

   
// Deleting information
   
if ($row['post_visibility'] == ITEM_DELETED && $row['post_delete_user'])
    {
       
// Get usernames for all following posts if not already stored
       
if (!count($post_delete_list) && ($row['post_delete_reason'] || ($row['post_delete_user'] && !isset($user_cache[$row['post_delete_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_delete_user <> 0
                    AND p.post_delete_user = u.user_id'
;
           
$result2 = $db->sql_query($sql);
            while (
$user_delete_row = $db->sql_fetchrow($result2))
            {
               
$post_delete_list[$user_delete_row['user_id']] = $user_delete_row;
            }
           
$db->sql_freeresult($result2);

            unset(
$post_storage_list);
        }

        if (
$row['post_delete_user'] && !isset($user_cache[$row['post_delete_user']]))
        {
           
$user_cache[$row['post_delete_user']] = $post_delete_list[$row['post_delete_user']];
        }

       
$display_postername = get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']);

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

        if (
$row['post_delete_reason'])
        {
           
$l_deleted_message = $user->lang('POST_DELETED_BY_REASON', $display_postername, $display_username, $user->format_date($row['post_delete_time'], false, true), $row['post_delete_reason']);
        }
        else
        {
           
$l_deleted_message = $user->lang('POST_DELETED_BY', $display_postername, $display_username, $user->format_date($row['post_delete_time'], false, true));
        }
       
$l_deleted_by = $user->lang('DELETED_INFORMATION', $display_username, $user->format_date($row['post_delete_time'], false, true));
    }
    else
    {
       
$l_deleted_by = $l_deleted_message = '';
    }

   
// 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])) ? $cp->generate_profile_fields_template_data($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;
    }

   
$force_edit_allowed = $force_delete_allowed = $force_softdelete_allowed = false;

   
$s_cannot_edit = !$auth->acl_get('f_edit', $forum_id) || $user->data['user_id'] != $poster_id;
   
$s_cannot_edit_time = $config['edit_time'] && $row['post_time'] <= time() - ($config['edit_time'] * 60);
   
$s_cannot_edit_locked = ($topic_data['topic_status'] == ITEM_LOCKED && !$auth->acl_get('m_lock', $forum_id)) || $row['post_edit_locked'];

   
$s_cannot_delete = $user->data['user_id'] != $poster_id || (
            !
$auth->acl_get('f_delete', $forum_id) &&
            (!
$auth->acl_get('f_softdelete', $forum_id) || $row['post_visibility'] == ITEM_DELETED)
    );
   
$s_cannot_delete_lastpost = $topic_data['topic_last_post_id'] != $row['post_id'];
   
$s_cannot_delete_time = $config['delete_time'] && $row['post_time'] <= time() - ($config['delete_time'] * 60);
   
// we do not want to allow removal of the last post if a moderator locked it!
   
$s_cannot_delete_locked = $topic_data['topic_status'] == ITEM_LOCKED || $row['post_edit_locked'];

   
/**
    * This event allows you to modify the conditions for the "can edit post" and "can delete post" checks
    *
    * @event core.viewtopic_modify_post_action_conditions
    * @var    array    row            Array with post data
    * @var    array    topic_data    Array with topic data
    * @var    bool    force_edit_allowed        Allow the user to edit the post (all permissions and conditions are ignored)
    * @var    bool    s_cannot_edit            User can not edit the post because it's not his
    * @var    bool    s_cannot_edit_locked    User can not edit the post because it's locked
    * @var    bool    s_cannot_edit_time        User can not edit the post because edit_time has passed
    * @var    bool    force_delete_allowed        Allow the user to delete the post (all permissions and conditions are ignored)
    * @var    bool    s_cannot_delete                User can not delete the post because it's not his
    * @var    bool    s_cannot_delete_lastpost    User can not delete the post because it's not the last post of the topic
    * @var    bool    s_cannot_delete_locked        User can not delete the post because it's locked
    * @var    bool    s_cannot_delete_time        User can not delete the post because edit_time has passed
    * @var    bool    force_softdelete_allowed    Allow the user to Ñ‹oftdelete the post (all permissions and conditions are ignored)
    * @since 3.1.0-b4
    * @changed 3.1.11-RC1 Added force_softdelete_allowed var
    */
   
$vars = array(
       
'row',
       
'topic_data',
       
'force_edit_allowed',
       
's_cannot_edit',
       
's_cannot_edit_locked',
       
's_cannot_edit_time',
       
'force_delete_allowed',
       
's_cannot_delete',
       
's_cannot_delete_lastpost',
       
's_cannot_delete_locked',
       
's_cannot_delete_time',
       
'force_softdelete_allowed',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_post_action_conditions', compact($vars)));

   
$edit_allowed = $force_edit_allowed || ($user->data['is_registered'] && ($auth->acl_get('m_edit', $forum_id) || (
        !
$s_cannot_edit &&
        !
$s_cannot_edit_time &&
        !
$s_cannot_edit_locked
   
)));

   
$quote_allowed = $auth->acl_get('m_edit', $forum_id) || ($topic_data['topic_status'] != ITEM_LOCKED &&
        (
$user->data['user_id'] == ANONYMOUS || $auth->acl_get('f_reply', $forum_id))
    );

   
// Only display the quote button if the post is quotable.  Posts not approved are not quotable.
   
$quote_allowed = ($quote_allowed && $row['post_visibility'] == ITEM_APPROVED) ? true : false;

   
$delete_allowed = $force_delete_allowed || ($user->data['is_registered'] && (
        (
$auth->acl_get('m_delete', $forum_id) || ($auth->acl_get('m_softdelete', $forum_id) && $row['post_visibility'] != ITEM_DELETED)) ||
        (!
$s_cannot_delete && !$s_cannot_delete_lastpost && !$s_cannot_delete_time && !$s_cannot_delete_locked)
    ));

   
$softdelete_allowed = $force_softdelete_allowed || (($auth->acl_get('m_softdelete', $forum_id) ||
        (
$auth->acl_get('f_softdelete', $forum_id) && $user->data['user_id'] == $poster_id)) && ($row['post_visibility'] != ITEM_DELETED));

   
$permanent_delete_allowed = $force_delete_allowed || ($auth->acl_get('m_delete', $forum_id) ||
        (
$auth->acl_get('f_delete', $forum_id) && $user->data['user_id'] == $poster_id));

   
// Can this user receive a Private Message?
   
$can_receive_pm = (
       
// They must be a "normal" user
       
$user_cache[$poster_id]['user_type'] != USER_IGNORE &&

       
// They must not be deactivated by the administrator
       
($user_cache[$poster_id]['user_type'] != USER_INACTIVE || $user_cache[$poster_id]['user_inactive_reason'] != INACTIVE_MANUAL) &&

       
// They must be able to read PMs
       
in_array($poster_id, $can_receive_pm_list) &&

       
// They must not be permanently banned
       
!in_array($poster_id, $permanently_banned_users) &&

       
// They must allow users to contact via PM
       
(($auth->acl_gets('a_', 'm_') || $auth->acl_getf_global('m_')) || $user_cache[$poster_id]['allow_pm'])
    );

   
$u_pm = '';

    if (
$config['allow_privmsg'] && $auth->acl_get('u_sendpm') && $can_receive_pm)
    {
       
$u_pm = append_sid("{$phpbb_root_path}ucp.$phpEx", 'i=pm&amp;mode=compose&amp;action=quotepost&amp;p=' . $row['post_id']);
    }

   
//
   
$post_row = 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_AVATAR'        => $user_cache[$poster_id]['avatar'],
       
'POSTER_WARNINGS'    => $auth->acl_get('m_warn') ? $user_cache[$poster_id]['warnings'] : '',
       
'POSTER_AGE'        => $user_cache[$poster_id]['age'],
       
'CONTACT_USER'        => $user_cache[$poster_id]['contact_user'],

       
'POST_DATE'            => $user->format_date($row['post_time'], false, ($view == 'print') ? true : false),
       
'POST_DATE_RFC3339'    => gmdate(DATE_RFC3339, $row['post_time']),
       
'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'],
       
'DELETED_MESSAGE'    => $l_deleted_by,
       
'DELETE_REASON'        => $row['post_delete_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'] : '',
       
'POST_ICON_IMG_ALT'     => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['alt'] : '',
       
'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.$phpEx", "mode=edit&amp;p={$row['post_id']}") : '',
       
'U_QUOTE'            => ($quote_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=quote&amp;p={$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;p=" . $row['post_id'], true, $user->session_id) : '',
       
'U_DELETE'            => ($delete_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", 'mode=' . (($softdelete_allowed) ? 'soft_delete' : 'delete') . "&amp;p={$row['post_id']}") : '',

       
'U_SEARCH'        => $user_cache[$poster_id]['search'],
       
'U_PM'            => $u_pm,
       
'U_EMAIL'        => $user_cache[$poster_id]['email'],
       
'U_JABBER'        => $user_cache[$poster_id]['jabber'],

       
'U_APPROVE_ACTION'        => append_sid("{$phpbb_root_path}mcp.$phpEx", "i=queue&amp;p={$row['post_id']}&amp;redirect=" . urlencode(str_replace('&amp;', '&', $viewtopic_url . '&amp;p=' . $row['post_id'] . '#p' . $row['post_id']))),
       
'U_REPORT'            => ($auth->acl_get('f_report', $forum_id)) ? $phpbb_container->get('controller.helper')->route('phpbb_report_post_controller', array('id' => $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;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;p=' . $row['post_id'], true, $user->session_id) : '',
       
'U_MCP_RESTORE'        => ($auth->acl_get('m_approve', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&amp;mode=' . (($topic_data['topic_visibility'] != ITEM_DELETED) ? 'deleted_posts' : 'deleted_topics') . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
       
'U_MINI_POST'        => append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $row['post_id']) . '#p' . $row['post_id'],
       
'U_MINI_POST_VIEW'    => append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $row['post_id']) . '&amp;view=show#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;p=' . $row['post_id'], true, $user->session_id) : '',

       
'POST_ID'            => $row['post_id'],
       
'POST_NUMBER'        => $i + $start + 1,
       
'POSTER_ID'            => $poster_id,
       
'MINI_POST'            => ($post_unread) ? $user->lang['UNREAD_POST'] : $user->lang['POST'],


       
'S_HAS_ATTACHMENTS'    => (!empty($attachments[$row['post_id']])) ? true : false,
       
'S_MULTIPLE_ATTACHMENTS'    => !empty($attachments[$row['post_id']]) && count($attachments[$row['post_id']]) > 1,
       
'S_POST_UNAPPROVED'    => ($row['post_visibility'] == ITEM_UNAPPROVED || $row['post_visibility'] == ITEM_REAPPROVE) ? true : false,
       
'S_CAN_APPROVE'        => $auth->acl_get('m_approve', $forum_id),
       
'S_POST_DELETED'    => ($row['post_visibility'] == ITEM_DELETED) ? true : false,
       
'L_POST_DELETED_MESSAGE'    => $l_deleted_message,
       
'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($cp_row['row']) && count($cp_row['row'])) ? true : false,
       
'S_TOPIC_POSTER'    => ($topic_data['topic_poster'] == $poster_id) ? true : false,
       
'S_FIRST_POST'        => ($topic_data['topic_first_post_id'] == $row['post_id']) ? true : false,

       
'S_IGNORE_POST'        => ($row['foe']) ? true : false,
       
'L_IGNORE_POST'        => ($row['foe']) ? sprintf($user->lang['POST_BY_FOE'], get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username'])) : '',
       
'S_POST_HIDDEN'        => $row['hide_post'],
       
'S_DELETE_PERMANENT'    => $permanent_delete_allowed,
    );

   
$user_poster_data = $user_cache[$poster_id];

   
$current_row_number = $i;

   
/**
    * Modify the posts template block
    *
    * @event core.viewtopic_modify_post_row
    * @var    int        start                Start item of this page
    * @var    int        current_row_number    Number of the post on this page
    * @var    int        end                    Number of posts on this page
    * @var    int        total_posts            Total posts count
    * @var    int        poster_id            Post author id
    * @var    array    row                    Array with original post and user data
    * @var    array    cp_row                Custom profile field data of the poster
    * @var    array    attachments            List of attachments
    * @var    array    user_poster_data    Poster's data from user cache
    * @var    array    post_row            Template block array of the post
    * @var    array    topic_data            Array with topic data
    * @var    array    user_cache            Array with cached user data
    * @var    array    post_edit_list        Array with post edited list
    * @since 3.1.0-a1
    * @changed 3.1.0-a3 Added vars start, current_row_number, end, attachments
    * @changed 3.1.0-b3 Added topic_data array, total_posts
    * @changed 3.1.0-RC3 Added poster_id
    * @changed 3.2.2-RC1 Added user_cache and post_edit_list
    */
   
$vars = array(
       
'start',
       
'current_row_number',
       
'end',
       
'total_posts',
       
'poster_id',
       
'row',
       
'cp_row',
       
'attachments',
       
'user_poster_data',
       
'post_row',
       
'topic_data',
       
'user_cache',
       
'post_edit_list',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_post_row', compact($vars)));

   
$i = $current_row_number;

    if (isset(
$cp_row['row']) && count($cp_row['row']))
    {
       
$post_row = array_merge($post_row, $cp_row['row']);
    }

   
// Dump vars into template
   
$template->assign_block_vars('postrow', $post_row);

   
$contact_fields = array(
        array(
           
'ID'        => 'pm',
           
'NAME'         => $user->lang['SEND_PRIVATE_MESSAGE'],
           
'U_CONTACT'    => $post_row['U_PM'],
        ),
        array(
           
'ID'        => 'email',
           
'NAME'        => $user->lang['SEND_EMAIL'],
           
'U_CONTACT'    => $user_cache[$poster_id]['email'],
        ),
        array(
           
'ID'        => 'jabber',
           
'NAME'        => $user->lang['JABBER'],
           
'U_CONTACT'    => $user_cache[$poster_id]['jabber'],
        ),
    );

    foreach (
$contact_fields as $field)
    {
        if (
$field['U_CONTACT'])
        {
           
$template->assign_block_vars('postrow.contact', $field);
        }
    }

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

            if (
$field_data['S_PROFILE_CONTACT'])
            {
               
$template->assign_block_vars('postrow.contact', array(
                   
'ID'        => $field_data['PROFILE_FIELD_IDENT'],
                   
'NAME'        => $field_data['PROFILE_FIELD_NAME'],
                   
'U_CONTACT'    => $field_data['PROFILE_FIELD_CONTACT'],
                ));
            }
        }
    }

   
// 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)
            );
        }
    }

   
$current_row_number = $i;

   
/**
    * Event after the post data has been assigned to the template
    *
    * @event core.viewtopic_post_row_after
    * @var    int        start                Start item of this page
    * @var    int        current_row_number    Number of the post on this page
    * @var    int        end                    Number of posts on this page
    * @var    int        total_posts            Total posts count
    * @var    array    row                    Array with original post and user data
    * @var    array    cp_row                Custom profile field data of the poster
    * @var    array    attachments            List of attachments
    * @var    array    user_poster_data    Poster's data from user cache
    * @var    array    post_row            Template block array of the post
    * @var    array    topic_data            Array with topic data
    * @since 3.1.0-a3
    * @changed 3.1.0-b3 Added topic_data array, total_posts
    */
   
$vars = array(
       
'start',
       
'current_row_number',
       
'end',
       
'total_posts',
       
'row',
       
'cp_row',
       
'attachments',
       
'user_poster_data',
       
'post_row',
       
'topic_data',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewtopic_post_row_after', compact($vars)));

   
$i = $current_row_number;

   
$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 (count($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);
    }
}

// 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', $forum_id, $topic_id, $max_post_time);

   
// Update forum info
   
$all_marked_read = update_forum_tracking_info($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 safely 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", "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", "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'],
           
'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;

       
$tpl_ary = [
           
'S_QUICK_REPLY'            => true,
           
'U_QR_ACTION'            => append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;t=$topic_id"),
           
'QR_HIDDEN_FIELDS'        => build_hidden_fields($qr_hidden_fields),
           
'SUBJECT'                => 'Re: ' . censor_text($topic_data['topic_title']),
        ];

       
/**
        * Event after the quick-reply has been setup
        *
        * @event core.viewtopic_modify_quick_reply_template_vars
        * @var    array    tpl_ary            Array with template data
        * @var    array    topic_data        Array with topic data
        * @since 3.2.9-RC1
        */
       
$vars = ['tpl_ary', 'topic_data'];
       
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_quick_reply_template_vars', compact($vars)));

       
$template->assign_vars($tpl_ary);
    }
}
// now I have the urge to wash my hands :(


// We overwrite $_REQUEST['f'] if there is no forum specified
// to be able to display the correct online list.
// One downside is that the user currently viewing this topic/post is not taken into account.
if (!$request->variable('f', 0))
{
   
$request->overwrite('f', $forum_id);
}

// We need to do the same with the topic_id. See #53025.
if (!$request->variable('t', 0) && !empty($topic_id))
{
   
$request->overwrite('t', $topic_id);
}

$page_title = $topic_data['topic_title'] . ($start ? ' - ' . sprintf($user->lang['PAGE_TITLE_NUMBER'], $pagination->get_on_page($config['posts_per_page'], $start)) : '');

/**
* You can use this event to modify the page title of the viewtopic page
*
* @event core.viewtopic_modify_page_title
* @var    string    page_title        Title of the viewtopic page
* @var    array    topic_data        Array with topic data
* @var    int        forum_id        Forum ID of the topic
* @var    int        start            Start offset used to calculate the page
* @var    array    post_list        Array with post_ids we are going to display
* @since 3.1.0-a1
* @changed 3.1.0-RC4 Added post_list var
*/
$vars = array('page_title', 'topic_data', 'forum_id', 'start', 'post_list');
extract($phpbb_dispatcher->trigger_event('core.viewtopic_modify_page_title', compact($vars)));

// Output the page
page_header($page_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();