phpBB

<?php

/**

*

* @package phpBB3

* @version $Id$

* @copyright (c) 2005 phpBB Group

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

*

*/

/**

* @ignore

*/

define('IN_PHPBB', true);

if (!defined('PHPBB_ROOT_PATH')) define('PHPBB_ROOT_PATH', './');

if (!defined('PHP_EXT')) define('PHP_EXT', substr(strrchr(__FILE__, '.'), 1));

include(PHPBB_ROOT_PATH . 'common.' . PHP_EXT);

include(PHPBB_ROOT_PATH . 'includes/functions_display.' . PHP_EXT);

// Start session

$user->session_begin();

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

// Start initial var setup

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

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

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

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

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

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

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

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

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

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

// If not give them a nice error page.

if (!$forum_id)

{

	trigger_error('NO_FORUM');

}

$sql_from = FORUMS_TABLE . ' f';

$lastread_select = '';

// Grab appropriate forum data

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

{

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

		AND ft.forum_id = f.forum_id)';

	$lastread_select .= ', ft.mark_time';

}

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

{

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

	$lastread_select .= ', fw.notify_status';

}

$sql = "SELECT f.* $lastread_select

	FROM $sql_from

	WHERE f.forum_id = $forum_id";

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

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

$db->sql_freeresult($result);

if (!$forum_data)

{

	trigger_error('NO_FORUM');

}

// Configure style, language, etc.

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

// Redirect to login upon emailed notification links

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

{

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

}

// Permissions check

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

{

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

	{

		trigger_error('SORRY_AUTH_READ');

	}

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

}

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

// user this session, if not show login box

if ($forum_data['forum_password'])

{

	login_forum_box($forum_data);

}

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

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

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

{

	// Does it have click tracking enabled?

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

	{

		$sql = 'UPDATE ' . FORUMS_TABLE . '

			SET forum_posts = forum_posts + 1

			WHERE forum_id = ' . $forum_id;

		$db->sql_query($sql);

	}

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

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

	return;

}

// Build navigation links

generate_forum_nav($forum_data);

// Forum Rules

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

{

	generate_forum_rules($forum_data);

}

// Do we have subforums?

$active_forum_ary = $moderators = array();

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

{

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

}

else

{

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

	get_moderators($moderators, $forum_id);

}

// Dump out the page header and load viewforum template

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

$template->set_filenames(array(

	'body' => 'viewforum_body.html')

);

make_jumpbox(append_sid('viewforum'), $forum_id);

$template->assign_vars(array(

	'U_VIEW_FORUM'			=> append_sid('viewforum', "f=$forum_id&start=$start"),

));

// Not postable forum or showing active topics?

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

{

	page_footer();

}

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

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

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

{

	$template->assign_vars(array(

		'S_NO_READ_ACCESS'		=> true,

		'S_AUTOLOGIN_ENABLED'	=> ($config['allow_autologin']) ? true : false,

		'S_LOGIN_ACTION'		=> append_sid('ucp', 'mode=login') . '&redirect=' . urlencode(str_replace('&', '&', build_url(array('_f_')))),

	));

	page_footer();

}

// Handle marking posts

if ($mark_read == 'topics')

{

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

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

	{

		markread('topics', $forum_id);

	}

	$redirect_url = append_sid('viewforum', 'f=' . $forum_id);

	meta_refresh(3, $redirect_url);

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

}

// Is a forum specific topic count required?

if ($forum_data['forum_topics_per_page'])

{

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

}

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

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

{

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

}

// Forum rules and subscription info

$s_watching_forum = array(

	'link'			=> '',

	'title'			=> '',

	'is_watching'	=> false,

);

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

{

	$notify_status = (isset($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);

}

$s_forum_rules = '';

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

// Topic ordering options

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

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

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

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

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

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

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

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

if ($sort_days)

{

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

	$sql = 'SELECT COUNT(topic_id) AS num_topics

		FROM ' . TOPICS_TABLE . "

		WHERE forum_id = $forum_id

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

				OR topic_type = " . POST_ANNOUNCE . ")

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

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

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

	$db->sql_freeresult($result);

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

	{

		$start = 0;

	}

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

	// Make sure we have information about day selection ready

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

}

else

{

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

	$sql_limit_time = '';

}

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

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

{

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

}

// Basic pagewide vars

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

// Display active topics?

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

$template->assign_vars(array(

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

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

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

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

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

	'FOLDER_NEW_IMG'			=> $user->img('topic_unread', 'NEW_POSTS'),

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

	'FOLDER_HOT_NEW_IMG'		=> $user->img('topic_unread_hot', 'NEW_POSTS_HOT'),

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

	'FOLDER_LOCKED_NEW_IMG'		=> $user->img('topic_unread_locked', 'NEW_POSTS_LOCKED'),

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

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

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

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

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

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

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

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

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

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

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

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

	'S_DISPLAY_ACTIVE'		=> $s_display_active,

	'S_SELECT_SORT_DIR'		=> $s_sort_dir,

	'S_SELECT_SORT_KEY'		=> $s_sort_key,

	'S_SELECT_SORT_DAYS'	=> $s_limit_days,

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

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

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

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

	'S_FORUM_ACTION'		=> append_sid('viewforum', "f=$forum_id&start=$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('search', 'fid[]=' . $forum_id),

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

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

	'S_VIEWFORUM'			=> true,

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

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

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

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

));

// Grab icons

$icons = cache::obtain_icons();

// Grab all topic data

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

$sql_array = array(

	'SELECT'	=> 't.*',

	'FROM'		=> array(

		TOPICS_TABLE		=> 't'

	),

	'LEFT_JOIN'	=> array(),

);

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

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

{

	if ($config['load_db_track'])

	{

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

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

	}

	if ($config['load_db_lastread'])

	{

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

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

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

		{

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

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

		}

	}

}

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

{

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

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

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

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

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

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

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

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

	));

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

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

	{

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

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

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

		{

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

		}

		else

		{

			$topics_count--;

		}

	}

	$db->sql_freeresult($result);

}

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

$store_reverse = false;

$sql_limit = $config['topics_per_page'];

if ($start > $topics_count / 2)

{

	$store_reverse = true;

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

	{

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

	}

	// Select the sort order

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

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

}

else

{

	// Select the sort order

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

	$sql_start = $start;

}

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

{

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

}

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

{

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

}

else

{

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

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

}

// Grab just the sorted topic ids

$sql = 'SELECT t.topic_id

	FROM ' . TOPICS_TABLE . " t