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    Current File : /home/m/e/h/meharicl/www/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())
    	{
    		$url = $task->get_url();
    		$template->assign_var('RUN_CRON_TASK', '<img src="' . $url . '" width="1" height="1" alt="cron" />');
    	}
    	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())
    		{
    			$url = $task->get_url();
    			$template->assign_var('RUN_CRON_TASK', '<img src="' . $url . '" width="1" height="1" alt="cron" />');
    		}
    	}
    }
    
    // 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 = 'f=' . $row['forum_id'] . '&amp;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", $view_topic_url_params . '&amp;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;f=' . $row['forum_id'] . '&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', $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();