Seditio Source
Root |
./othercms/phpBB3/viewforum.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);

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

// Start initial var setup
$forum_id    = $request->variable('f', 0);
$mark_read    = $request->variable('mark', '');
$start        = $request->variable('start', 0);

$default_sort_days    = (!empty($user->data['user_topic_show_days'])) ? $user->data['user_topic_show_days'] : 0;
$default_sort_key    = (!empty($user->data['user_topic_sortby_type'])) ? $user->data['user_topic_sortby_type'] : 't';
$default_sort_dir    = (!empty($user->data['user_topic_sortby_dir'])) ? $user->data['user_topic_sortby_dir'] : 'd';

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

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

// Check if the user has actually sent a forum ID with his/her request
// If not give them a nice error page.
if (!$forum_id)
{
   
trigger_error('NO_FORUM');
}

$sql_from = FORUMS_TABLE . ' f';
$lastread_select = '';

// Grab appropriate forum data
if ($config['load_db_lastread'] && $user->data['is_registered'])
{
   
$sql_from .= ' LEFT JOIN ' . FORUMS_TRACK_TABLE . ' ft ON (ft.user_id = ' . $user->data['user_id'] . '
        AND ft.forum_id = f.forum_id)'
;
   
$lastread_select .= ', ft.mark_time';
}

if (
$user->data['is_registered'])
{
   
$sql_from .= ' LEFT JOIN ' . FORUMS_WATCH_TABLE . ' fw ON (fw.forum_id = f.forum_id AND fw.user_id = ' . $user->data['user_id'] . ')';
   
$lastread_select .= ', fw.notify_status';
}

$sql = "SELECT f.* $lastread_select
    FROM
$sql_from
    WHERE f.forum_id =
$forum_id";
$result = $db->sql_query($sql);
$forum_data = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

if (!
$forum_data)
{
   
trigger_error('NO_FORUM');
}


// Configure style, language, etc.
$user->setup('viewforum', $forum_data['forum_style']);

// Redirect to login upon emailed notification links
if (isset($_GET['e']) && !$user->data['is_registered'])
{
   
login_box('', $user->lang['LOGIN_NOTIFY_FORUM']);
}

// Permissions check
if (!$auth->acl_gets('f_list', 'f_list_topics', 'f_read', $forum_id) || ($forum_data['forum_type'] == FORUM_LINK && $forum_data['forum_link'] && !$auth->acl_get('f_read', $forum_id)))
{
    if (
$user->data['user_id'] != ANONYMOUS)
    {
       
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 ($forum_data['forum_password'])
{
   
login_forum_box($forum_data);
}

// Is this forum a link? ... User got here either because the
// number of clicks is being tracked or they guessed the id
if ($forum_data['forum_type'] == FORUM_LINK && $forum_data['forum_link'])
{
   
// Does it have click tracking enabled?
   
if ($forum_data['forum_flags'] & FORUM_FLAG_LINK_TRACK)
    {
       
$sql = 'UPDATE ' . FORUMS_TABLE . '
            SET forum_posts_approved = forum_posts_approved + 1
            WHERE forum_id = '
. $forum_id;
       
$db->sql_query($sql);
    }

   
// We redirect to the url. The third parameter indicates that external redirects are allowed.
   
redirect($forum_data['forum_link'], false, true);
    return;
}

// Build navigation links
generate_forum_nav($forum_data);

// Forum Rules
if ($auth->acl_get('f_read', $forum_id))
{
   
generate_forum_rules($forum_data);
}

// Do we have subforums?
$active_forum_ary = $moderators = array();

if (
$forum_data['left_id'] != $forum_data['right_id'] - 1)
{
    list(
$active_forum_ary, $moderators) = display_forums($forum_data, $config['load_moderators'], $config['load_moderators']);
}
else
{
   
$template->assign_var('S_HAS_SUBFORUM', false);
    if (
$config['load_moderators'])
    {
       
get_moderators($moderators, $forum_id);
    }
}

// Is a forum specific topic count required?
if ($forum_data['forum_topics_per_page'])
{
   
$config['topics_per_page'] = $forum_data['forum_topics_per_page'];
}

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

// Dump out the page header and load viewforum template
$topics_count = $phpbb_content_visibility->get_count('forum_topics', $forum_data, $forum_id);
$start = $pagination->validate_start($start, $config['topics_per_page'], $topics_count);

$page_title = $forum_data['forum_name'] . ($start ? ' - ' . $user->lang('PAGE_TITLE_NUMBER', $pagination->get_on_page($config['topics_per_page'], $start)) : '');

/**
* You can use this event to modify the page title of the viewforum page
*
* @event core.viewforum_modify_page_title
* @var    string    page_title        Title of the viewforum page
* @var    array    forum_data        Array with forum data
* @var    int        forum_id        The forum ID
* @var    int        start            Start offset used to calculate the page
* @since 3.2.2-RC1
*/
$vars = array('page_title', 'forum_data', 'forum_id', 'start');
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_page_title', compact($vars)));

page_header($page_title, true, $forum_id);

$template->set_filenames(array(
   
'body' => 'viewforum_body.html')
);

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

$template->assign_vars(array(
   
'U_VIEW_FORUM'            => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . (($start == 0) ? '' : "&amp;start=$start")),
));

// Not postable forum or showing active topics?
if (!($forum_data['forum_type'] == FORUM_POST || (($forum_data['forum_flags'] & FORUM_FLAG_ACTIVE_TOPICS) && $forum_data['forum_type'] == FORUM_CAT)))
{
   
page_footer();
}

// Ok, if someone has only list-access, we only display the forum list.
// We also make this circumstance available to the template in case we want to display a notice. ;)
if (!$auth->acl_gets('f_read', 'f_list_topics', $forum_id))
{
   
$template->assign_vars(array(
       
'S_NO_READ_ACCESS'        => true,
    ));

   
page_footer();
}

// Handle marking posts
if ($mark_read == 'topics')
{
   
$token = $request->variable('hash', '');
    if (
check_link_hash($token, 'global'))
    {
       
markread('topics', array($forum_id), false, $request->variable('mark_time', 0));
    }
   
$redirect_url = append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id);
   
meta_refresh(3, $redirect_url);

    if (
$request->is_ajax())
    {
       
// Tell the ajax script what language vars and URL need to be replaced
       
$data = array(
           
'NO_UNREAD_POSTS'    => $user->lang['NO_UNREAD_POSTS'],
           
'UNREAD_POSTS'        => $user->lang['UNREAD_POSTS'],
           
'U_MARK_TOPICS'        => ($user->data['is_registered'] || $config['load_anon_lastread']) ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'hash=' . generate_link_hash('global') . "&f=$forum_id&mark=topics&mark_time=" . time(), false) : '',
           
'MESSAGE_TITLE'        => $user->lang['INFORMATION'],
           
'MESSAGE_TEXT'        => $user->lang['TOPICS_MARKED']
        );
       
$json_response = new \phpbb\json_response();
       
$json_response->send($data);
    }

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

// Do the forum Prune thang - cron type job ...
if (!$config['use_system_cron'])
{
   
/* @var $cron \phpbb\cron\manager */
   
$cron = $phpbb_container->get('cron.manager');

   
$task = $cron->find_task('cron.task.core.prune_forum');
   
$task->set_forum_data($forum_data);

    if (
$task->is_ready())
    {
       
$cron_task_tag = $task->get_html_tag();
       
$template->assign_var('RUN_CRON_TASK', $cron_task_tag);
    }
    else
    {
       
// See if we should prune the shadow topics instead
       
$task = $cron->find_task('cron.task.core.prune_shadow_topics');
       
$task->set_forum_data($forum_data);

        if (
$task->is_ready())
        {
           
$cron_task_tag = $task->get_html_tag();
           
$template->assign_var('RUN_CRON_TASK', $cron_task_tag);
        }
    }
}

// Forum rules and subscription info
$s_watching_forum = array(
   
'link'            => '',
   
'link_toggle'    => '',
   
'title'            => '',
   
'title_toggle'    => '',
   
'is_watching'    => false,
);

if (
$config['allow_forum_notify'] && $forum_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_subscribe', $forum_id) || $user->data['user_id'] == ANONYMOUS))
{
   
$notify_status = (isset($forum_data['notify_status'])) ? $forum_data['notify_status'] : NULL;
   
watch_topic_forum('forum', $s_watching_forum, $user->data['user_id'], $forum_id, 0, $notify_status, $start, $forum_data['forum_name']);
}

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

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

$sort_by_text = array('a' => $user->lang['AUTHOR'], 't' => $user->lang['POST_TIME'], 'r' => $user->lang['REPLIES'], 's' => $user->lang['SUBJECT'], 'v' => $user->lang['VIEWS']);
$sort_by_sql = array('a' => 't.topic_first_poster_name', 't' => array('t.topic_last_post_time', 't.topic_last_post_id'), 'r' => (($auth->acl_get('m_approve', $forum_id)) ? 't.topic_posts_approved + t.topic_posts_unapproved + t.topic_posts_softdeleted' : 't.topic_posts_approved'), 's' => 'LOWER(t.topic_title)', 'v' => 't.topic_views');

/**
 * Modify the topic ordering if needed
 *
 * @event core.viewforum_modify_topic_ordering
 * @var array    sort_by_text    Topic ordering options
 * @var array    sort_by_sql        Topic orderings options SQL equivalent
 * @since 3.2.5-RC1
 */
$vars = array(
   
'sort_by_text',
   
'sort_by_sql',
);
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_topic_ordering', compact($vars)));

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

// Limit topics to certain time frame, obtain correct topic count
if ($sort_days)
{
   
$min_post_time = time() - ($sort_days * 86400);

   
$sql_array = array(
       
'SELECT'    => 'COUNT(t.topic_id) AS num_topics',
       
'FROM'        => array(
           
TOPICS_TABLE    => 't',
        ),
       
'WHERE'        => 't.forum_id = ' . $forum_id . '
            AND (t.topic_last_post_time >= '
. $min_post_time . '
                OR t.topic_type = '
. POST_ANNOUNCE . '
                OR t.topic_type = '
. POST_GLOBAL . ')
            AND '
. $phpbb_content_visibility->get_visibility_sql('topic', $forum_id, 't.'),
    );

   
/**
    * Modify the sort data SQL query for getting additional fields if needed
    *
    * @event core.viewforum_modify_sort_data_sql
    * @var int        forum_id        The forum_id whose topics are being listed
    * @var int        start            Variable containing start for pagination
    * @var int        sort_days        The oldest topic displayable in elapsed days
    * @var string    sort_key        The sorting by. It is one of the first character of (in low case):
    *                                Author, Post time, Replies, Subject, Views
    * @var string    sort_dir        Either "a" for ascending or "d" for descending
    * @var array    sql_array        The SQL array to get the data of all topics
    * @since 3.1.9-RC1
    */
   
$vars = array(
       
'forum_id',
       
'start',
       
'sort_days',
       
'sort_key',
       
'sort_dir',
       
'sql_array',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_sort_data_sql', compact($vars)));

   
$result = $db->sql_query($db->sql_build_query('SELECT', $sql_array));
   
$topics_count = (int) $db->sql_fetchfield('num_topics');
   
$db->sql_freeresult($result);

    if (isset(
$_POST['sort']))
    {
       
$start = 0;
    }
   
$sql_limit_time = "AND t.topic_last_post_time >= $min_post_time";

   
// Make sure we have information about day selection ready
   
$template->assign_var('S_SORT_DAYS', true);
}
else
{
   
$sql_limit_time = '';
}

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

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

$s_search_hidden_fields = array('fid' => array($forum_id));
if (
$_SID)
{
   
$s_search_hidden_fields['sid'] = $_SID;
}

if (!empty(
$_EXTRA_URL))
{
    foreach (
$_EXTRA_URL as $url_param)
    {
       
$url_param = explode('=', $url_param, 2);
       
$s_search_hidden_fields[$url_param[0]] = $url_param[1];
    }
}

$template->assign_vars(array(
   
'MODERATORS'    => (!empty($moderators[$forum_id])) ? implode($user->lang['COMMA_SEPARATOR'], $moderators[$forum_id]) : '',

   
'POST_IMG'                    => ($forum_data['forum_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', $post_alt) : $user->img('button_topic_new', $post_alt),
   
'NEWEST_POST_IMG'            => $user->img('icon_topic_newest', 'VIEW_NEWEST_POST'),
   
'LAST_POST_IMG'                => $user->img('icon_topic_latest', 'VIEW_LATEST_POST'),
   
'FOLDER_IMG'                => $user->img('topic_read', 'NO_UNREAD_POSTS'),
   
'FOLDER_UNREAD_IMG'            => $user->img('topic_unread', 'UNREAD_POSTS'),
   
'FOLDER_HOT_IMG'            => $user->img('topic_read_hot', 'NO_UNREAD_POSTS_HOT'),
   
'FOLDER_HOT_UNREAD_IMG'        => $user->img('topic_unread_hot', 'UNREAD_POSTS_HOT'),
   
'FOLDER_LOCKED_IMG'            => $user->img('topic_read_locked', 'NO_UNREAD_POSTS_LOCKED'),
   
'FOLDER_LOCKED_UNREAD_IMG'    => $user->img('topic_unread_locked', 'UNREAD_POSTS_LOCKED'),
   
'FOLDER_STICKY_IMG'            => $user->img('sticky_read', 'POST_STICKY'),
   
'FOLDER_STICKY_UNREAD_IMG'    => $user->img('sticky_unread', 'POST_STICKY'),
   
'FOLDER_ANNOUNCE_IMG'        => $user->img('announce_read', 'POST_ANNOUNCEMENT'),
   
'FOLDER_ANNOUNCE_UNREAD_IMG'=> $user->img('announce_unread', 'POST_ANNOUNCEMENT'),
   
'FOLDER_MOVED_IMG'            => $user->img('topic_moved', 'TOPIC_MOVED'),
   
'REPORTED_IMG'                => $user->img('icon_topic_reported', 'TOPIC_REPORTED'),
   
'UNAPPROVED_IMG'            => $user->img('icon_topic_unapproved', 'TOPIC_UNAPPROVED'),
   
'DELETED_IMG'                => $user->img('icon_topic_deleted', 'TOPIC_DELETED'),
   
'POLL_IMG'                    => $user->img('icon_topic_poll', 'TOPIC_POLL'),
   
'GOTO_PAGE_IMG'                => $user->img('icon_post_target', 'GOTO_PAGE'),

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

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

   
'S_IS_POSTABLE'            => ($forum_data['forum_type'] == FORUM_POST) ? true : false,
   
'S_USER_CAN_POST'        => ($auth->acl_get('f_post', $forum_id)) ? true : false,
   
'S_DISPLAY_ACTIVE'        => $s_display_active,
   
'S_SELECT_SORT_DIR'        => $s_sort_dir,
   
'S_SELECT_SORT_KEY'        => $s_sort_key,
   
'S_SELECT_SORT_DAYS'    => $s_limit_days,
   
'S_TOPIC_ICONS'            => ($s_display_active && count($active_forum_ary)) ? max($active_forum_ary['enable_icons']) : (($forum_data['enable_icons']) ? true : false),
   
'U_WATCH_FORUM_LINK'    => $s_watching_forum['link'],
   
'U_WATCH_FORUM_TOGGLE'    => $s_watching_forum['link_toggle'],
   
'S_WATCH_FORUM_TITLE'    => $s_watching_forum['title'],
   
'S_WATCH_FORUM_TOGGLE'    => $s_watching_forum['title_toggle'],
   
'S_WATCHING_FORUM'        => $s_watching_forum['is_watching'],
   
'S_FORUM_ACTION'        => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . (($start == 0) ? '' : "&amp;start=$start")),
   
'S_DISPLAY_SEARCHBOX'    => ($auth->acl_get('u_search') && $auth->acl_get('f_search', $forum_id) && $config['load_search']) ? true : false,
   
'S_SEARCHBOX_ACTION'    => append_sid("{$phpbb_root_path}search.$phpEx"),
   
'S_SEARCH_LOCAL_HIDDEN_FIELDS'    => build_hidden_fields($s_search_hidden_fields),
   
'S_SINGLE_MODERATOR'    => (!empty($moderators[$forum_id]) && count($moderators[$forum_id]) > 1) ? false : true,
   
'S_IS_LOCKED'            => ($forum_data['forum_status'] == ITEM_LOCKED) ? true : false,
   
'S_VIEWFORUM'            => true,

   
'U_MCP'                => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "f=$forum_id&amp;i=main&amp;mode=forum_view", true, $user->session_id) : '',
   
'U_POST_NEW_TOPIC'    => ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", 'mode=post&amp;f=' . $forum_id) : '',
   
'U_VIEW_FORUM'        => append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($start == 0) ? '' : "&amp;start=$start")),
   
'U_CANONICAL'        => generate_board_url() . '/' . append_sid("viewforum.$phpEx", "f=$forum_id" . (($start) ? "&amp;start=$start" : ''), true, ''),
   
'U_MARK_TOPICS'        => ($user->data['is_registered'] || $config['load_anon_lastread']) ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'hash=' . generate_link_hash('global') . "&amp;f=$forum_id&amp;mark=topics&amp;mark_time=" . time()) : '',
   
'U_SEARCH_FORUM'    => append_sid("{$phpbb_root_path}search.$phpEx", 'fid%5B%5D=' . $forum_id),
));

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

// Grab all topic data
$rowset = $announcement_list = $topic_list = $global_announce_forums = array();

$sql_array = array(
   
'SELECT'    => 't.*',
   
'FROM'        => array(
       
TOPICS_TABLE        => 't'
   
),
   
'LEFT_JOIN'    => array(),
);

/**
* Event to modify the SQL query before the topic data is retrieved
*
* It may also be used to override the above assigned template vars
*
* @event core.viewforum_get_topic_data
* @var    array    forum_data            Array with forum data
* @var    array    sql_array            The SQL array to get the data of all topics
* @var    int        forum_id            The forum_id whose topics are being listed
* @var    int        topics_count        The total number of topics for display
* @var    int        sort_days            The oldest topic displayable in elapsed days
* @var    string    sort_key            The sorting by. It is one of the first character of (in low case):
*                                    Author, Post time, Replies, Subject, Views
* @var    string    sort_dir            Either "a" for ascending or "d" for descending
* @since 3.1.0-a1
* @changed 3.1.0-RC4 Added forum_data var
* @changed 3.1.4-RC1 Added forum_id, topics_count, sort_days, sort_key and sort_dir vars
* @changed 3.1.9-RC1 Fix types of properties
*/
$vars = array(
   
'forum_data',
   
'sql_array',
   
'forum_id',
   
'topics_count',
   
'sort_days',
   
'sort_key',
   
'sort_dir',
);
extract($phpbb_dispatcher->trigger_event('core.viewforum_get_topic_data', compact($vars)));

$sql_approved = ' AND ' . $phpbb_content_visibility->get_visibility_sql('topic', $forum_id, 't.');

if (
$user->data['is_registered'])
{
    if (
$config['load_db_track'])
    {
       
$sql_array['LEFT_JOIN'][] = array('FROM' => array(TOPICS_POSTED_TABLE => 'tp'), 'ON' => 'tp.topic_id = t.topic_id AND tp.user_id = ' . $user->data['user_id']);
       
$sql_array['SELECT'] .= ', tp.topic_posted';
    }

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

        if (
$s_display_active && count($active_forum_ary))
        {
           
$sql_array['LEFT_JOIN'][] = array('FROM' => array(FORUMS_TRACK_TABLE => 'ft'), 'ON' => 'ft.forum_id = t.forum_id AND ft.user_id = ' . $user->data['user_id']);
           
$sql_array['SELECT'] .= ', ft.mark_time AS forum_mark_time';
        }
    }
}

if (
$forum_data['forum_type'] == FORUM_POST)
{
   
// Get global announcement forums
   
$g_forum_ary = $auth->acl_getf('f_read', true);
   
$g_forum_ary = array_unique(array_keys($g_forum_ary));

   
$sql_anounce_array['LEFT_JOIN'] = $sql_array['LEFT_JOIN'];
   
$sql_anounce_array['LEFT_JOIN'][] = array('FROM' => array(FORUMS_TABLE => 'f'), 'ON' => 'f.forum_id = t.forum_id');
   
$sql_anounce_array['SELECT'] = $sql_array['SELECT'] . ', f.forum_name';

   
// Obtain announcements ... removed sort ordering, sort by time in all cases
   
$sql_ary = array(
       
'SELECT'    => $sql_anounce_array['SELECT'],
       
'FROM'        => $sql_array['FROM'],
       
'LEFT_JOIN'    => $sql_anounce_array['LEFT_JOIN'],

       
'WHERE'        => '(t.forum_id = ' . $forum_id . '
                AND t.topic_type = '
. POST_ANNOUNCE . ') OR
            ('
. $db->sql_in_set('t.forum_id', $g_forum_ary, false, true) . '
                AND t.topic_type = '
. POST_GLOBAL . ')',

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

   
/**
    * Event to modify the SQL query before the announcement topic ids data is retrieved
    *
    * @event core.viewforum_get_announcement_topic_ids_data
    * @var    array    forum_data            Data about the forum
    * @var    array    g_forum_ary            Global announcement forums array
    * @var    array    sql_anounce_array    SQL announcement array
    * @var    array    sql_ary                SQL query array to get the announcement topic ids data
    * @var    int        forum_id            The forum ID
    *
    * @since 3.1.10-RC1
    */
   
$vars = array(
       
'forum_data',
       
'g_forum_ary',
       
'sql_anounce_array',
       
'sql_ary',
       
'forum_id',
    );
   
extract($phpbb_dispatcher->trigger_event('core.viewforum_get_announcement_topic_ids_data', compact($vars)));

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

    while (
$row = $db->sql_fetchrow($result))
    {
        if (!
$phpbb_content_visibility->is_visible('topic', $row['forum_id'], $row))
        {
           
// Do not display announcements that are waiting for approval or soft deleted.
           
continue;
        }

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

        if (
$forum_id != $row['forum_id'])
        {
           
$topics_count++;
           
$global_announce_forums[] = $row['forum_id'];
        }
    }
   
$db->sql_freeresult($result);
}

$forum_tracking_info = array();

if (
$user->data['is_registered'] && $config['load_db_lastread'])
{
   
$forum_tracking_info[$forum_id] = $forum_data['mark_time'];

    if (!empty(
$global_announce_forums))
    {
       
$sql = 'SELECT forum_id, mark_time
            FROM '
. FORUMS_TRACK_TABLE . '
            WHERE '
. $db->sql_in_set('forum_id', $global_announce_forums) . '
                AND user_id = '
. $user->data['user_id'];
       
$result = $db->sql_query($sql);

        while (
$row = $db->sql_fetchrow($result))
        {
           
$forum_tracking_info[$row['forum_id']] = $row['mark_time'];
        }
       
$db->sql_freeresult($result);
    }
}

// If the user is trying to reach late pages, start searching from the end
$store_reverse = false;
$sql_limit = $config['topics_per_page'];
if (
$start > $topics_count / 2)
{
   
$store_reverse = true;

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

   
$sql_limit = $pagination->reverse_limit($start, $sql_limit, $topics_count - count($announcement_list));
   
$sql_start = $pagination->reverse_start($start, $sql_limit, $topics_count - count($announcement_list));
}
else
{
   
// Select the sort order
   
$direction = (($sort_dir == 'd') ? 'DESC' : 'ASC');
   
$sql_start = $start;
}

/**
 * Modify the topics sort ordering if needed
 *
 * @event core.viewforum_modify_sort_direction
 * @var string    direction    Topics sort order
 * @since 3.2.5-RC1
 */
$vars = array(
   
'direction',
);
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_sort_direction', compact($vars)));

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;
}

if (
$forum_data['forum_type'] == FORUM_POST || !count($active_forum_ary))
{
   
$sql_where = 't.forum_id = ' . $forum_id;
}
else if (empty(
$active_forum_ary['exclude_forum_id']))
{
   
$sql_where = $db->sql_in_set('t.forum_id', $active_forum_ary['forum_id']);
}
else
{
   
$get_forum_ids = array_diff($active_forum_ary['forum_id'], $active_forum_ary['exclude_forum_id']);
   
$sql_where = (count($get_forum_ids)) ? $db->sql_in_set('t.forum_id', $get_forum_ids) : 't.forum_id = ' . $forum_id;
}

// Grab just the sorted topic ids
$sql_ary = array(
   
'SELECT'    => 't.topic_id',
   
'FROM'        => array(
       
TOPICS_TABLE => 't',
    ),
   
'WHERE'        => "$sql_where
        AND t.topic_type IN ("
. POST_NORMAL . ', ' . POST_STICKY . ")
       
$sql_approved
       
$sql_limit_time",
   
'ORDER_BY'    => 't.topic_type ' . ((!$store_reverse) ? 'DESC' : 'ASC') . ', ' . $sql_sort_order,
);

/**
* Event to modify the SQL query before the topic ids data is retrieved
*
* @event core.viewforum_get_topic_ids_data
* @var    array    forum_data        Data about the forum
* @var    array    sql_ary            SQL query array to get the topic ids data
* @var    string    sql_approved    Topic visibility SQL string
* @var    int        sql_limit        Number of records to select
* @var    string    sql_limit_time    SQL string to limit topic_last_post_time data
* @var    array    sql_sort_order    SQL sorting string
* @var    int        sql_start        Offset point to start selection from
* @var    string    sql_where        SQL WHERE clause string
* @var    bool    store_reverse    Flag indicating if we select from the late pages
*
* @since 3.1.0-RC4
*
* @changed 3.1.3 Added forum_data
*/
$vars = array(
   
'forum_data',
   
'sql_ary',
   
'sql_approved',
   
'sql_limit',
   
'sql_limit_time',
   
'sql_sort_order',
   
'sql_start',
   
'sql_where',
   
'store_reverse',
);
extract($phpbb_dispatcher->trigger_event('core.viewforum_get_topic_ids_data', compact($vars)));

$sql = $db->sql_build_query('SELECT', $sql_ary);
$result = $db->sql_query_limit($sql, $sql_limit, $sql_start);

while (
$row = $db->sql_fetchrow($result))
{
   
$topic_list[] = (int) $row['topic_id'];
}
$db->sql_freeresult($result);

// For storing shadow topics
$shadow_topic_list = array();

if (
count($topic_list))
{
   
// SQL array for obtaining topics/stickies
   
$sql_array = array(
       
'SELECT'        => $sql_array['SELECT'],
       
'FROM'            => $sql_array['FROM'],
       
'LEFT_JOIN'        => $sql_array['LEFT_JOIN'],
       
'WHERE'            => $db->sql_in_set('t.topic_id', $topic_list),
    );

   
/**
    * Event to modify the SQL query before obtaining topics/stickies
    *
    * @event core.viewforum_modify_topic_list_sql
    * @var    int        forum_id            The forum ID
    * @var    array    forum_data            Data about the forum
    * @var    array    topic_list            Topic ids array
    * @var    array    sql_array            SQL query array for obtaining topics/stickies
    *
    * @since 3.2.10-RC1
    * @since 3.3.1-RC1
    */
   
$vars = [
       
'forum_id',
       
'forum_data',
       
'topic_list',
       
'sql_array',
    ];
   
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_topic_list_sql', compact($vars)));

   
// If store_reverse, then first obtain topics, then stickies, else the other way around...
    // Funnily enough you typically save one query if going from the last page to the middle (store_reverse) because
    // the number of stickies are not known
   
$sql = $db->sql_build_query('SELECT', $sql_array);
   
$result = $db->sql_query($sql);

    while (
$row = $db->sql_fetchrow($result))
    {
        if (
$row['topic_status'] == ITEM_MOVED)
        {
           
$shadow_topic_list[$row['topic_moved_id']] = $row['topic_id'];
        }

       
$rowset[$row['topic_id']] = $row;
    }
   
$db->sql_freeresult($result);
}

// If we have some shadow topics, update the rowset to reflect their topic information
if (count($shadow_topic_list))
{
   
// SQL array for obtaining shadow topics
   
$sql_array = array(
       
'SELECT'    => 't.*',
       
'FROM'        => array(
           
TOPICS_TABLE        => 't'
       
),
       
'WHERE'        => $db->sql_in_set('t.topic_id', array_keys($shadow_topic_list)),
    );

   
/**
    * Event to modify the SQL query before the shadowtopic data is retrieved
    *
    * @event core.viewforum_get_shadowtopic_data
    * @var    array    sql_array        SQL array to get the data of any shadowtopics
    * @since 3.1.0-a1
    */
   
$vars = array('sql_array');
   
extract($phpbb_dispatcher->trigger_event('core.viewforum_get_shadowtopic_data', compact($vars)));

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

    while (
$row = $db->sql_fetchrow($result))
    {
       
$orig_topic_id = $shadow_topic_list[$row['topic_id']];

       
// If the shadow topic is already listed within the rowset (happens for active topics for example), then do not include it...
       
if (isset($rowset[$row['topic_id']]))
        {
           
// We need to remove any trace regarding this topic. :)
           
unset($rowset[$orig_topic_id]);
            unset(
$topic_list[array_search($orig_topic_id, $topic_list)]);
           
$topics_count--;

            continue;
        }

       
// Do not include those topics the user has no permission to access
       
if (!$auth->acl_gets('f_read', 'f_list_topics', $row['forum_id']))
        {
           
// We need to remove any trace regarding this topic. :)
           
unset($rowset[$orig_topic_id]);
            unset(
$topic_list[array_search($orig_topic_id, $topic_list)]);
           
$topics_count--;

            continue;
        }

       
// We want to retain some values
       
$row = array_merge($row, array(
           
'topic_moved_id'    => $rowset[$orig_topic_id]['topic_moved_id'],
           
'topic_status'        => $rowset[$orig_topic_id]['topic_status'],
           
'topic_type'        => $rowset[$orig_topic_id]['topic_type'],
           
'topic_title'        => $rowset[$orig_topic_id]['topic_title'],
        ));

       
// Shadow topics are never reported
       
$row['topic_reported'] = 0;

       
$rowset[$orig_topic_id] = $row;
    }
   
$db->sql_freeresult($result);
}
unset(
$shadow_topic_list);

// Ok, adjust topics count for active topics list
if ($s_display_active)
{
   
$topics_count = 1;
}

// We need to remove the global announcements from the forums total topic count,
// otherwise the number is different from the one on the forum list
$total_topic_count = $topics_count - count($announcement_list);

$base_url = append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : ''));
$pagination->generate_template_pagination($base_url, 'pagination', 'start', $total_topic_count, $config['topics_per_page'], $start);

$template->assign_vars(array(
   
'TOTAL_TOPICS'    => ($s_display_active) ? false : $user->lang('VIEW_FORUM_TOPICS', (int) $total_topic_count),
));

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

/**
* Modify topics data before we display the viewforum page
*
* @event core.viewforum_modify_topics_data
* @var    array    topic_list            Array with current viewforum page topic ids
* @var    array    rowset                Array with topics data (in topic_id => topic_data format)
* @var    int        total_topic_count    Forum's total topic count
* @var    int        forum_id            Forum identifier
* @since 3.1.0-b3
* @changed 3.1.11-RC1 Added forum_id
*/
$vars = array('topic_list', 'rowset', 'total_topic_count', 'forum_id');
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_topics_data', compact($vars)));

// Okay, lets dump out the page ...
if (count($topic_list))
{
   
$mark_forum_read = true;
   
$mark_time_forum = 0;

   
// Generate topic forum list...
   
$topic_forum_list = array();
    foreach (
$rowset as $t_id => $row)
    {
        if (isset(
$forum_tracking_info[$row['forum_id']]))
        {
           
$row['forum_mark_time'] = $forum_tracking_info[$row['forum_id']];
        }

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

    if (
$config['load_db_lastread'] && $user->data['is_registered'])
    {
        foreach (
$topic_forum_list as $f_id => $topic_row)
        {
           
$topic_tracking_info += get_topic_tracking($f_id, $topic_row['topics'], $rowset, array($f_id => $topic_row['forum_mark_time']));
        }
    }
    else if (
$config['load_anon_lastread'] || $user->data['is_registered'])
    {
        foreach (
$topic_forum_list as $f_id => $topic_row)
        {
           
$topic_tracking_info += get_complete_topic_tracking($f_id, $topic_row['topics']);
        }
    }

    unset(
$topic_forum_list);

    if (!
$s_display_active)
    {
        if (
$config['load_db_lastread'] && $user->data['is_registered'])
        {
           
$mark_time_forum = (!empty($forum_data['mark_time'])) ? $forum_data['mark_time'] : $user->data['user_lastmark'];
        }
        else if (
$config['load_anon_lastread'] || $user->data['is_registered'])
        {
            if (!
$user->data['is_registered'])
            {
               
$user->data['user_lastmark'] = (isset($tracking_topics['l'])) ? (int) (base_convert($tracking_topics['l'], 36, 10) + $config['board_startdate']) : 0;
            }
           
$mark_time_forum = (isset($tracking_topics['f'][$forum_id])) ? (int) (base_convert($tracking_topics['f'][$forum_id], 36, 10) + $config['board_startdate']) : $user->data['user_lastmark'];
        }
    }

   
$s_type_switch = 0;
    foreach (
$topic_list as $topic_id)
    {
       
$row = &$rowset[$topic_id];

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

       
// This will allow the style designer to output a different header
        // or even separate the list of announcements from sticky and normal topics
       
$s_type_switch_test = ($row['topic_type'] == POST_ANNOUNCE || $row['topic_type'] == POST_GLOBAL) ? 1 : 0;

       
// Replies
       
$replies = $phpbb_content_visibility->get_count('topic_posts', $row, $topic_forum_id) - 1;
       
// Correction for case of unapproved topic visible to poster
       
if ($replies < 0)
        {
           
$replies = 0;
        }

        if (
$row['topic_status'] == ITEM_MOVED)
        {
           
$topic_id = $row['topic_moved_id'];
           
$unread_topic = false;
        }
        else
        {
           
$unread_topic = (isset($topic_tracking_info[$topic_id]) && $row['topic_last_post_time'] > $topic_tracking_info[$topic_id]) ? true : false;
        }

       
// Get folder img, topic status/type related information
       
$folder_img = $folder_alt = $topic_type = '';
       
topic_status($row, $replies, $unread_topic, $folder_img, $folder_alt, $topic_type);

       
// Generate all the URIs ...
       
$view_topic_url_params = 't=' . $topic_id;
       
$view_topic_url = $auth->acl_get('f_read', $forum_id) ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", $view_topic_url_params) : false;

       
$topic_unapproved = (($row['topic_visibility'] == ITEM_UNAPPROVED || $row['topic_visibility'] == ITEM_REAPPROVE) && $auth->acl_get('m_approve', $row['forum_id']));
       
$posts_unapproved = ($row['topic_visibility'] == ITEM_APPROVED && $row['topic_posts_unapproved'] && $auth->acl_get('m_approve', $row['forum_id']));
       
$topic_deleted = $row['topic_visibility'] == ITEM_DELETED;

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

       
// Send vars to template
       
$topic_row = array(
           
'FORUM_ID'                    => $row['forum_id'],
           
'TOPIC_ID'                    => $topic_id,
           
'TOPIC_AUTHOR'                => get_username_string('username', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),
           
'TOPIC_AUTHOR_COLOUR'        => get_username_string('colour', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),
           
'TOPIC_AUTHOR_FULL'            => get_username_string('full', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),
           
'FIRST_POST_TIME'            => $user->format_date($row['topic_time']),
           
'FIRST_POST_TIME_RFC3339'    => gmdate(DATE_RFC3339, $row['topic_time']),
           
'LAST_POST_SUBJECT'            => censor_text($row['topic_last_post_subject']),
           
'LAST_POST_TIME'            => $user->format_date($row['topic_last_post_time']),
           
'LAST_POST_TIME_RFC3339'    => gmdate(DATE_RFC3339, $row['topic_last_post_time']),
           
'LAST_VIEW_TIME'            => $user->format_date($row['topic_last_view_time']),
           
'LAST_VIEW_TIME_RFC3339'    => gmdate(DATE_RFC3339, $row['topic_last_view_time']),
           
'LAST_POST_AUTHOR'            => get_username_string('username', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),
           
'LAST_POST_AUTHOR_COLOUR'    => get_username_string('colour', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),
           
'LAST_POST_AUTHOR_FULL'        => get_username_string('full', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),

           
'REPLIES'            => $replies,
           
'VIEWS'                => $row['topic_views'],
           
'TOPIC_TITLE'        => censor_text($row['topic_title']),
           
'TOPIC_TYPE'        => $topic_type,
           
'FORUM_NAME'        => (isset($row['forum_name'])) ? $row['forum_name'] : $forum_data['forum_name'],

           
'TOPIC_IMG_STYLE'        => $folder_img,
           
'TOPIC_FOLDER_IMG'        => $user->img($folder_img, $folder_alt),
           
'TOPIC_FOLDER_IMG_ALT'    => $user->lang[$folder_alt],

           
'TOPIC_ICON_IMG'        => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['img'] : '',
           
'TOPIC_ICON_IMG_WIDTH'    => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['width'] : '',
           
'TOPIC_ICON_IMG_HEIGHT'    => (!empty($icons[$row['icon_id']])) ? $icons[$row['icon_id']]['height'] : '',
           
'ATTACH_ICON_IMG'        => ($auth->acl_get('u_download') && $auth->acl_get('f_download', $row['forum_id']) && $row['topic_attachment']) ? $user->img('icon_topic_attach', $user->lang['TOTAL_ATTACHMENTS']) : '',
           
'UNAPPROVED_IMG'        => ($topic_unapproved || $posts_unapproved) ? $user->img('icon_topic_unapproved', ($topic_unapproved) ? 'TOPIC_UNAPPROVED' : 'POSTS_UNAPPROVED') : '',

           
'S_TOPIC_TYPE'            => $row['topic_type'],
           
'S_USER_POSTED'            => (isset($row['topic_posted']) && $row['topic_posted']) ? true : false,
           
'S_UNREAD_TOPIC'        => $unread_topic,
           
'S_TOPIC_REPORTED'        => (!empty($row['topic_reported']) && $auth->acl_get('m_report', $row['forum_id'])) ? true : false,
           
'S_TOPIC_UNAPPROVED'    => $topic_unapproved,
           
'S_POSTS_UNAPPROVED'    => $posts_unapproved,
           
'S_TOPIC_DELETED'        => $topic_deleted,
           
'S_HAS_POLL'            => ($row['poll_start']) ? true : false,
           
'S_POST_ANNOUNCE'        => ($row['topic_type'] == POST_ANNOUNCE) ? true : false,
           
'S_POST_GLOBAL'            => ($row['topic_type'] == POST_GLOBAL) ? true : false,
           
'S_POST_STICKY'            => ($row['topic_type'] == POST_STICKY) ? true : false,
           
'S_TOPIC_LOCKED'        => ($row['topic_status'] == ITEM_LOCKED) ? true : false,
           
'S_TOPIC_MOVED'            => ($row['topic_status'] == ITEM_MOVED) ? true : false,

           
'U_NEWEST_POST'            => $auth->acl_get('f_read', $forum_id) ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", $view_topic_url_params . '&amp;view=unread') . '#unread' : false,
           
'U_LAST_POST'            => $auth->acl_get('f_read', $forum_id)  ? append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $row['topic_last_post_id']) . '#p' . $row['topic_last_post_id'] : false,
           
'U_LAST_POST_AUTHOR'    => get_username_string('profile', $row['topic_last_poster_id'], $row['topic_last_poster_name'], $row['topic_last_poster_colour']),
           
'U_TOPIC_AUTHOR'        => get_username_string('profile', $row['topic_poster'], $row['topic_first_poster_name'], $row['topic_first_poster_colour']),
           
'U_VIEW_TOPIC'            => $view_topic_url,
           
'U_VIEW_FORUM'            => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $row['forum_id']),
           
'U_MCP_REPORT'            => append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=reports&amp;mode=reports&amp;t=' . $topic_id, true, $user->session_id),
           
'U_MCP_QUEUE'            => $u_mcp_queue,

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

       
/**
        * Modify the topic data before it is assigned to the template
        *
        * @event core.viewforum_modify_topicrow
        * @var    array    row                    Array with topic data
        * @var    array    topic_row            Template array with topic data
        * @var    bool    s_type_switch        Flag indicating if the topic type is [global] announcement
        * @var    bool    s_type_switch_test    Flag indicating if the test topic type is [global] announcement
        * @since 3.1.0-a1
        *
        * @changed 3.1.10-RC1 Added s_type_switch, s_type_switch_test
        */
       
$vars = array('row', 'topic_row', 's_type_switch', 's_type_switch_test');
       
extract($phpbb_dispatcher->trigger_event('core.viewforum_modify_topicrow', compact($vars)));

       
$template->assign_block_vars('topicrow', $topic_row);

       
$pagination->generate_template_pagination($topic_row['U_VIEW_TOPIC'], 'topicrow.pagination', 'start', (int) $topic_row['REPLIES'] + 1, $config['posts_per_page'], 1, true, true);

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

       
/**
        * Event after the topic data has been assigned to the template
        *
        * @event core.viewforum_topic_row_after
        * @var    array    row                Array with the topic data
        * @var    array    rowset            Array with topics data (in topic_id => topic_data format)
        * @var    bool    s_type_switch    Flag indicating if the topic type is [global] announcement
        * @var    int        topic_id        The topic ID
        * @var    array    topic_list        Array with current viewforum page topic ids
        * @var    array    topic_row        Template array with topic data
        * @since 3.1.3-RC1
        */
       
$vars = array(
           
'row',
           
'rowset',
           
's_type_switch',
           
'topic_id',
           
'topic_list',
           
'topic_row',
        );
       
extract($phpbb_dispatcher->trigger_event('core.viewforum_topic_row_after', compact($vars)));

        if (
$unread_topic)
        {
           
$mark_forum_read = false;
        }

        unset(
$rowset[$topic_id]);
    }
}

/**
* This event is to perform additional actions on viewforum page
*
* @event core.viewforum_generate_page_after
* @var    array    forum_data    Array with the forum data
* @since 3.2.2-RC1
*/
$vars = array('forum_data');
extract($phpbb_dispatcher->trigger_event('core.viewforum_generate_page_after', compact($vars)));

// This is rather a fudge but it's the best I can think of without requiring information
// on all topics (as we do in 2.0.x). It looks for unread or new topics, if it doesn't find
// any it updates the forum last read cookie. This requires that the user visit the forum
// after reading a topic
if ($forum_data['forum_type'] == FORUM_POST && count($topic_list) && $mark_forum_read)
{
   
update_forum_tracking_info($forum_id, $forum_data['forum_last_post_time'], false, $mark_time_forum);
}

page_footer();