<?php

/**

*

* @package phpBB3

* @version $Id$

* @copyright (c) 2005 phpBB Group

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

*

* @log 2010-06-11 add max_sig_post_count_limit condition to disabled Signature spam by appleboy

*/

/**

* @ignore

*/

define('IN_PHPBB', true);

$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';

$phpEx = substr(strrchr(__FILE__, '.'), 1);

include($phpbb_root_path . 'common.' . $phpEx);

include($phpbb_root_path . 'includes/functions_display.' . $phpEx);

include($phpbb_root_path . 'includes/bbcode.' . $phpEx);

// Start session management

$user->session_begin();

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

// Initial var setup

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

$topic_id = request_var('t', 0);

$post_id = request_var('p', 0);

$voted_id = request_var('vote_id', array('' => 0));

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

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

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

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

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

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

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

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

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

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

$s_can_vote = false;

/**

* @todo normalize?

*/

$hilit_words = request_var('hilit', '', true);

// Do we have a topic or post id?

if (!$topic_id && !$post_id)

{

trigger_error('NO_TOPIC');

}

// Find topic id if user requested a newer or older topic

if ($view && !$post_id)

{

if (!$forum_id)

{

$sql = 'SELECT forum_id

FROM ' . TOPICS_TABLE . "

WHERE topic_id = $topic_id";

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

$forum_id = (int) $db->sql_fetchfield('forum_id');

$db->sql_freeresult($result);

if (!$forum_id)

{

trigger_error('NO_TOPIC');

}

}

if ($view == 'unread')

{

// Get topic tracking info

$topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_id);

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

$sql = 'SELECT post_id, topic_id, forum_id

FROM ' . POSTS_TABLE . "

WHERE topic_id = $topic_id

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

AND post_time > $topic_last_read

AND forum_id = $forum_id

ORDER BY post_time ASC";

$result = $db->sql_query_limit($sql, 1);

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

$db->sql_freeresult($result);

if (!$row)

{

$sql = 'SELECT topic_last_post_id as post_id, topic_id, forum_id

FROM ' . TOPICS_TABLE . '

WHERE topic_id = ' . $topic_id;

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

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

$db->sql_freeresult($result);

}

if (!$row)

{

// Setup user environment so we can process lang string

$user->setup('viewtopic');

trigger_error('NO_TOPIC');

}

$post_id = $row['post_id'];

$topic_id = $row['topic_id'];

}

else if ($view == 'next' || $view == 'previous')

{

$sql_condition = ($view == 'next') ? '>' : '<';

$sql_ordering = ($view == 'next') ? 'ASC' : 'DESC';

$sql = 'SELECT forum_id, topic_last_post_time

FROM ' . TOPICS_TABLE . '

WHERE topic_id = ' . $topic_id;

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

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

$db->sql_freeresult($result);

if (!$row)

{

$user->setup('viewtopic');

// OK, the topic doesn't exist. This error message is not helpful, but technically correct.

trigger_error(($view == 'next') ? 'NO_NEWER_TOPICS' : 'NO_OLDER_TOPICS');

}

else

{

$sql = 'SELECT topic_id, forum_id

FROM ' . TOPICS_TABLE . '

WHERE forum_id = ' . $row['forum_id'] . "

AND topic_moved_id = 0

AND topic_last_post_time $sql_condition {$row['topic_last_post_time']}

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

ORDER BY topic_last_post_time $sql_ordering";

$result = $db->sql_query_limit($sql, 1);

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

$db->sql_freeresult($result);

if (!$row)

{

$sql = 'SELECT forum_style

FROM ' . FORUMS_TABLE . "

WHERE forum_id = $forum_id";

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

$forum_style = (int) $db->sql_fetchfield('forum_style');

$db->sql_freeresult($result);

$user->setup('viewtopic', $forum_style);

trigger_error(($view == 'next') ? 'NO_NEWER_TOPICS' : 'NO_OLDER_TOPICS');

}

else

{

$topic_id = $row['topic_id'];

// Check for global announcement correctness?

if (!$row['forum_id'] && !$forum_id)

{

trigger_error('NO_TOPIC');

}

else if ($row['forum_id'])

{

$forum_id = $row['forum_id'];

}

}

}

}

// Check for global announcement correctness?

if ((!isset($row) || !$row['forum_id']) && !$forum_id)

{

trigger_error('NO_TOPIC');

}

else if (isset($row) && $row['forum_id'])

{

$forum_id = $row['forum_id'];

}

}

// This rather complex gaggle of code handles querying for topics but

// also allows for direct linking to a post (and the calculation of which

// page the post is on and the correct display of viewtopic)

$sql_array = array(

'SELECT' => 't.*, f.*',

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

);

// Firebird handles two columns of the same name a little differently, this

// addresses that by forcing the forum_id to come from the forums table.

if ($db->sql_layer === 'firebird')

{

$sql_array['SELECT'] = 'f.forum_id AS forum_id, ' . $sql_array['SELECT'];

}

// The FROM-Order is quite important here, else t.* columns can not be correctly bound.

if ($post_id)

{

$sql_array['SELECT'] .= ', p.post_approved, p.post_time, p.post_id';

$sql_array['FROM'][POSTS_TABLE] = 'p';

}

// Topics table need to be the last in the chain

$sql_array['FROM'][TOPICS_TABLE] = 't';

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

{

$sql_array['SELECT'] .= ', tw.notify_status';

$sql_array['LEFT_JOIN'] = array();

$sql_array['LEFT_JOIN'][] = array(

'FROM' => array(TOPICS_WATCH_TABLE => 'tw'),

'ON' => 'tw.user_id = ' . $user->data['user_id'] . ' AND t.topic_id = tw.topic_id'

);

if ($config['allow_bookmarks'])

{

$sql_array['SELECT'] .= ', bm.topic_id as bookmarked';

$sql_array['LEFT_JOIN'][] = array(

'FROM' => array(BOOKMARKS_TABLE => 'bm'),

'ON' => 'bm.user_id = ' . $user->data['user_id'] . ' AND t.topic_id = bm.topic_id'

);

}

if ($config['load_db_lastread'])

{

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

$sql_array['LEFT_JOIN'][] = array(

'FROM' => array(TOPICS_TRACK_TABLE => 'tt'),

'ON' => 'tt.user_id = ' . $user->data['user_id'] . ' AND t.topic_id = tt.topic_id'

);

$sql_array['LEFT_JOIN'][] = array(

'FROM' => array(FORUMS_TRACK_TABLE => 'ft'),

'ON' => 'ft.user_id = ' . $user->data['user_id'] . ' AND t.forum_id = ft.forum_id'

);

}

}

if (!$post_id)

{

$sql_array['WHERE'] = "t.topic_id = $topic_id";

}

else

{

$sql_array['WHERE'] = "p.post_id = $post_id AND t.topic_id = p.topic_id";

}

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

if (!$forum_id)

{

// If it is a global announcement make sure to set the forum id to a postable forum

$sql_array['WHERE'] .= ' OR (t.topic_type = ' . POST_GLOBAL . '

AND f.forum_type = ' . FORUM_POST . ')';

}

else

{

$sql_array['WHERE'] .= ' OR (t.topic_type = ' . POST_GLOBAL . "

AND f.forum_id = $forum_id)";

}

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

// Join to forum table on topic forum_id unless topic forum_id is zero

// whereupon we join on the forum_id passed as a parameter ... this

// is done so navigation, forum name, etc. remain consistent with where

// user clicked to view a global topic

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

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

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

$db->sql_freeresult($result);

// link to unapproved post or incorrect link

if (!$topic_data)

{

// If post_id was submitted, we try at least to display the topic as a last resort...

if ($post_id && $topic_id)

{

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

}

trigger_error('NO_TOPIC');

}

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

// This is for determining where we are (page)

if ($post_id)

{

// are we where we are supposed to be?

if (!$topic_data['post_approved'] && !$auth->acl_get('m_approve', $topic_data['forum_id']))

{

// If post_id was submitted, we try at least to display the topic as a last resort...

if ($topic_id)

{

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

}

trigger_error('NO_TOPIC');

}

if ($post_id == $topic_data['topic_first_post_id'] || $post_id == $topic_data['topic_last_post_id'])

{

$check_sort = ($post_id == $topic_data['topic_first_post_id']) ? 'd' : 'a';

if ($sort_dir == $check_sort)

{

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

}

else

{

$topic_data['prev_posts'] = 0;

}

}

else

{

$sql = 'SELECT COUNT(p.post_id) AS prev_posts

FROM ' . POSTS_TABLE . " p

WHERE p.topic_id = {$topic_data['topic_id']}

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

if ($sort_dir == 'd')

{

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

}

else

{

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

}

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

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

$db->sql_freeresult($result);

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

}

}

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

//

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

// Check sticky/announcement time limit

if (($topic_data['topic_type'] == POST_STICKY || $topic_data['topic_type'] == POST_ANNOUNCE) && $topic_data['topic_time_limit'] && ($topic_data['topic_time'] + $topic_data['topic_time_limit']) < time())

{

$sql = 'UPDATE ' . TOPICS_TABLE . '

SET topic_type = ' . POST_NORMAL . ', topic_time_limit = 0

WHERE topic_id = ' . $topic_id;

$db->sql_query($sql);

$topic_data['topic_type'] = POST_NORMAL;

$topic_data['topic_time_limit'] = 0;

}

// Setup look and feel

$user->setup('viewtopic', $topic_data['forum_style']);

if (!$topic_data['topic_approved'] && !$auth->acl_get('m_approve', $forum_id))

{

trigger_error('NO_TOPIC');

}

// Start auth check

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

{

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

{

trigger_error('SORRY_AUTH_READ');

}

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

}

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

// user this session, if not show login box

if ($topic_data['forum_password'])

{

login_forum_box($topic_data);

}

// Redirect to login or to the correct post upon emailed notification links

if (isset($_GET['e']))

{

$jump_to = request_var('e', 0);

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

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

{

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

}

if ($jump_to > 0)

{

// We direct the already logged in user to the correct post...

redirect($redirect_url . ((!$post_id) ? "&amp;p=$jump_to" : "&amp;p=$post_id") . "#p$jump_to");

}

}

// What is start equal to?

if ($post_id)

{

$start = floor(($topic_data['prev_posts']) / $config['posts_per_page']) * $config['posts_per_page'];

}

// Get topic tracking info

if (!isset($topic_tracking_info))

{

$topic_tracking_info = array();

// Get topic tracking info

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

{

$tmp_topic_data = array($topic_id => $topic_data);

$topic_tracking_info = get_topic_tracking($forum_id, $topic_id, $tmp_topic_data, array($forum_id => $topic_data['forum_mark_time']));

unset($tmp_topic_data);

}

else if ($config['load_anon_lastread'] || $user->data['is_registered'])

{

$topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_id);

}

}

// Post ordering options

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

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

$sort_by_sql = array('a' => array('u.username_clean', 'p.post_id'), 't' => 'p.post_time', 's' => array('p.post_subject', 'p.post_id'));

$join_user_sql = array('a' => true, 't' => false, 's' => false);

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

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

// Obtain correct post count and ordering SQL if user has

// requested anything different

if ($sort_days)

{

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

$sql = 'SELECT COUNT(post_id) AS num_posts

FROM ' . POSTS_TABLE . "

WHERE topic_id = $topic_id

AND post_time >= $min_post_time

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

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

$total_posts = (int) $db->sql_fetchfield('num_posts');

$db->sql_freeresult($result);

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

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

{

$start = 0;

}

}

else

{

$total_posts = $topic_replies + 1;

$limit_posts_time = '';

}

// Was a highlight request part of the URI?

$highlight_match = $highlight = '';

if ($hilit_words)

{

$highlight_match = phpbb_clean_search_string($hilit_words);

$highlight = urlencode($highlight_match);

$highlight_match = str_replace('\*', '\w+?', preg_quote($highlight_match, '#'));

$highlight_match = preg_replace('#(?<=^|\s)\\\\w\*\?(?=\s|$)#', '\w+?', $highlight_match);

$highlight_match = str_replace(' ', '|', $highlight_match);

}

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

if ($start < 0 || $start >= $total_posts)

{

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

}

// General Viewtopic URL for return links

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

// Are we watching this topic?

$s_watching_topic = array(

'link' => '',

'title' => '',

'is_watching' => false,

);

if (($config['email_enable'] || $config['jab_enable']) && $config['allow_topic_notify'])

{

$notify_status = (isset($topic_data['notify_status'])) ? $topic_data['notify_status'] : null;

watch_topic_forum('topic', $s_watching_topic, $user->data['user_id'], $forum_id, $topic_id, $notify_status, $start, $topic_data['topic_title']);

// Reset forum notification if forum notify is set

if ($config['allow_forum_notify'] && $auth->acl_get('f_subscribe', $forum_id))

{

$s_watching_forum = $s_watching_topic;

watch_topic_forum('forum', $s_watching_forum, $user->data['user_id'], $forum_id, 0);

}

}

// Bookmarks

if ($config['allow_bookmarks'] && $user->data['is_registered'] && request_var('bookmark', 0))

{

if (check_link_hash(request_var('hash', ''), "topic_$topic_id"))

{

if (!$topic_data['bookmarked'])

{

$sql = 'INSERT INTO ' . BOOKMARKS_TABLE . ' ' . $db->sql_build_array('INSERT', array(

'user_id' => $user->data['user_id'],

'topic_id' => $topic_id,

));

$db->sql_query($sql);

}

else

{

$sql = 'DELETE FROM ' . BOOKMARKS_TABLE . "

WHERE user_id = {$user->data['user_id']}

AND topic_id = $topic_id";

$db->sql_query($sql);

}

$message = (($topic_data['bookmarked']) ? $user->lang['BOOKMARK_REMOVED'] : $user->lang['BOOKMARK_ADDED']) . '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $viewtopic_url . '">', '</a>');

}

else

{

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

}

meta_refresh(3, $viewtopic_url);

trigger_error($message);

}

// Grab ranks

$ranks = $cache->obtain_ranks();

// Grab icons

$icons = $cache->obtain_icons();

// Grab extensions

$extensions = array();

if ($topic_data['topic_attachment'])

{

$extensions = $cache->obtain_attach_extensions($forum_id);

}

// Forum rules listing

$s_forum_rules = '';

gen_forum_auth_level('topic', $forum_id, $topic_data['forum_status']);

// Quick mod tools

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

$topic_mod = '';

$topic_mod .= ($auth->acl_get('m_lock', $forum_id) || ($auth->acl_get('f_user_lock', $forum_id) && $user->data['is_registered'] && $user->data['user_id'] == $topic_data['topic_poster'] && $topic_data['topic_status'] == ITEM_UNLOCKED)) ? (($topic_data['topic_status'] == ITEM_UNLOCKED) ? '<option value="lock">' . $user->lang['LOCK_TOPIC'] . '</option>' : '<option value="unlock">' . $user->lang['UNLOCK_TOPIC'] . '</option>') : '';

$topic_mod .= ($auth->acl_get('m_delete', $forum_id)) ? '<option value="delete_topic">' . $user->lang['DELETE_TOPIC'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_move', $forum_id) && $topic_data['topic_status'] != ITEM_MOVED) ? '<option value="move">' . $user->lang['MOVE_TOPIC'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_split', $forum_id)) ? '<option value="split">' . $user->lang['SPLIT_TOPIC'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_merge', $forum_id)) ? '<option value="merge">' . $user->lang['MERGE_POSTS'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_merge', $forum_id)) ? '<option value="merge_topic">' . $user->lang['MERGE_TOPIC'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_move', $forum_id)) ? '<option value="fork">' . $user->lang['FORK_TOPIC'] . '</option>' : '';

$topic_mod .= ($allow_change_type && $auth->acl_gets('f_sticky', 'f_announce', $forum_id) && $topic_data['topic_type'] != POST_NORMAL) ? '<option value="make_normal">' . $user->lang['MAKE_NORMAL'] . '</option>' : '';

$topic_mod .= ($allow_change_type && $auth->acl_get('f_sticky', $forum_id) && $topic_data['topic_type'] != POST_STICKY) ? '<option value="make_sticky">' . $user->lang['MAKE_STICKY'] . '</option>' : '';

$topic_mod .= ($allow_change_type && $auth->acl_get('f_announce', $forum_id) && $topic_data['topic_type'] != POST_ANNOUNCE) ? '<option value="make_announce">' . $user->lang['MAKE_ANNOUNCE'] . '</option>' : '';

$topic_mod .= ($allow_change_type && $auth->acl_get('f_announce', $forum_id) && $topic_data['topic_type'] != POST_GLOBAL) ? '<option value="make_global">' . $user->lang['MAKE_GLOBAL'] . '</option>' : '';

$topic_mod .= ($auth->acl_get('m_', $forum_id)) ? '<option value="topic_logs">' . $user->lang['VIEW_TOPIC_LOGS'] . '</option>' : '';

// If we've got a hightlight set pass it on to pagination.

$pagination = generate_pagination(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($highlight_match) ? "&amp;hilit=$highlight" : '')), $total_posts, $config['posts_per_page'], $start);

// Navigation links

generate_forum_nav($topic_data);

// Forum Rules

generate_forum_rules($topic_data);

// Moderators

$forum_moderators = array();

if ($config['load_moderators'])

{

get_moderators($forum_moderators, $forum_id);

}

// This is only used for print view so ...

$server_path = (!$view) ? $phpbb_root_path : generate_board_url() . '/';

// Replace naughty words in title

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

$s_search_hidden_fields = array(

't' => $topic_id,

'sf' => 'msgonly',

);

if ($_SID)

{

$s_search_hidden_fields['sid'] = $_SID;

}

if (!empty($_EXTRA_URL))

{

foreach ($_EXTRA_URL as $url_param)

{

$url_param = explode('=', $url_param, 2);

$s_search_hidden_fields[$url_param[0]] = $url_param[1];

}

}

// Send vars to template

$template->assign_vars(array(

'FORUM_ID' => $forum_id,

'FORUM_NAME' => $topic_data['forum_name'],

'FORUM_DESC' => generate_text_for_display($topic_data['forum_desc'], $topic_data['forum_desc_uid'], $topic_data['forum_desc_bitfield'], $topic_data['forum_desc_options']),

'TOPIC_ID' => $topic_id,

'TOPIC_TITLE' => $topic_data['topic_title'],

'TOPIC_POSTER' => $topic_data['topic_poster'],

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

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

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

'PAGINATION' => $pagination,

'PAGE_NUMBER' => on_page($total_posts, $config['posts_per_page'], $start),

'TOTAL_POSTS' => ($total_posts == 1) ? $user->lang['VIEW_TOPIC_POST'] : sprintf($user->lang['VIEW_TOPIC_POSTS'], $total_posts),

'U_MCP' => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=topic_view&amp;f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : ''), true, $user->session_id) : '',

'MODERATORS' => (isset($forum_moderators[$forum_id]) && sizeof($forum_moderators[$forum_id])) ? implode(', ', $forum_moderators[$forum_id]) : '',

'POST_IMG' => ($topic_data['forum_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'FORUM_LOCKED') : $user->img('button_topic_new', 'POST_NEW_TOPIC'),

'QUOTE_IMG' => $user->img('icon_post_quote', 'REPLY_WITH_QUOTE'),

'REPLY_IMG' => ($topic_data['forum_status'] == ITEM_LOCKED || $topic_data['topic_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'TOPIC_LOCKED') : $user->img('button_topic_reply', 'REPLY_TO_TOPIC'),

'EDIT_IMG' => $user->img('icon_post_edit', 'EDIT_POST'),

'DELETE_IMG' => $user->img('icon_post_delete', 'DELETE_POST'),

'INFO_IMG' => $user->img('icon_post_info', 'VIEW_INFO'),

'PROFILE_IMG' => $user->img('icon_user_profile', 'READ_PROFILE'),

'SEARCH_IMG' => $user->img('icon_user_search', 'SEARCH_USER_POSTS'),

'PM_IMG' => $user->img('icon_contact_pm', 'SEND_PRIVATE_MESSAGE'),

'EMAIL_IMG' => $user->img('icon_contact_email', 'SEND_EMAIL'),

'WWW_IMG' => $user->img('icon_contact_www', 'VISIT_WEBSITE'),

'ICQ_IMG' => $user->img('icon_contact_icq', 'ICQ'),

'AIM_IMG' => $user->img('icon_contact_aim', 'AIM'),

'MSN_IMG' => $user->img('icon_contact_msnm', 'MSNM'),

'YIM_IMG' => $user->img('icon_contact_yahoo', 'YIM'),

'JABBER_IMG' => $user->img('icon_contact_jabber', 'JABBER') ,

'REPORT_IMG' => $user->img('icon_post_report', 'REPORT_POST'),

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

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

'WARN_IMG' => $user->img('icon_user_warn', 'WARN_USER'),

'S_IS_LOCKED' => ($topic_data['topic_status'] == ITEM_UNLOCKED && $topic_data['forum_status'] == ITEM_UNLOCKED) ? false : true,

'S_SELECT_SORT_DIR' => $s_sort_dir,

'S_SELECT_SORT_KEY' => $s_sort_key,

'S_SELECT_SORT_DAYS' => $s_limit_days,

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

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

'S_TOPIC_MOD' => ($topic_mod != '') ? '<select name="action" id="quick-mod-select">' . $topic_mod . '</select>' : '',

'S_MOD_ACTION' => append_sid("{$phpbb_root_path}mcp.$phpEx", "f=$forum_id&amp;t=$topic_id" . (($start == 0) ? '' : "&amp;start=$start") . "&amp;quickmod=1&amp;redirect=" . urlencode(str_replace('&amp;', '&', $viewtopic_url)), true, $user->session_id),

'S_VIEWTOPIC' => true,

'S_DISPLAY_SEARCHBOX' => ($auth->acl_get('u_search') && $auth->acl_get('f_search', $forum_id) && $config['load_search']) ? true : false,

'S_SEARCHBOX_ACTION' => append_sid("{$phpbb_root_path}search.$phpEx"),

'S_SEARCH_LOCAL_HIDDEN_FIELDS' => build_hidden_fields($s_search_hidden_fields),

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

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

'S_ENABLE_FEEDS_TOPIC' => ($config['feed_topic'] && !phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $topic_data['forum_options'])) ? true : false,

'U_TOPIC' => "{$server_path}viewtopic.$phpEx?f=$forum_id&amp;t=$topic_id",

'U_FORUM' => $server_path,

'U_VIEW_TOPIC' => $viewtopic_url,

'U_VIEW_FORUM' => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id),

'U_VIEW_OLDER_TOPIC' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=previous"),

'U_VIEW_NEWER_TOPIC' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=next"),

'U_PRINT_TOPIC' => ($auth->acl_get('f_print', $forum_id)) ? $viewtopic_url . '&amp;view=print' : '',

'U_EMAIL_TOPIC' => ($auth->acl_get('f_email', $forum_id) && $config['email_enable']) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=email&amp;t=$topic_id") : '',

'U_WATCH_TOPIC' => $s_watching_topic['link'],

'L_WATCH_TOPIC' => $s_watching_topic['title'],

'S_WATCHING_TOPIC' => $s_watching_topic['is_watching'],

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

'L_BOOKMARK_TOPIC' => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],

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

'U_POST_REPLY_TOPIC' => ($auth->acl_get('f_reply', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;f=$forum_id&amp;t=$topic_id") : '',

'U_BUMP_TOPIC' => (bump_topic_allowed($forum_id, $topic_data['topic_bumped'], $topic_data['topic_last_post_time'], $topic_data['topic_poster'], $topic_data['topic_last_poster_id'])) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=bump&amp;f=$forum_id&amp;t=$topic_id&amp;hash=" . generate_link_hash("topic_$topic_id")) : '')

);

// Does this topic contain a poll?

if (!empty($topic_data['poll_start']))

{

$sql = 'SELECT o.*, p.bbcode_bitfield, p.bbcode_uid

FROM ' . POLL_OPTIONS_TABLE . ' o, ' . POSTS_TABLE . " p

WHERE o.topic_id = $topic_id

AND p.post_id = {$topic_data['topic_first_post_id']}

AND p.topic_id = o.topic_id

ORDER BY o.poll_option_id";

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

$poll_info = array();

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

{

$poll_info[] = $row;

}

$db->sql_freeresult($result);

$cur_voted_id = array();

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

{

$sql = 'SELECT poll_option_id

FROM ' . POLL_VOTES_TABLE . '

WHERE topic_id = ' . $topic_id . '

AND vote_user_id = ' . $user->data['user_id'];

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

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

{

$cur_voted_id[] = $row['poll_option_id'];

}

$db->sql_freeresult($result);

}

else

{

// Cookie based guest tracking ... I don't like this but hum ho

// it's oft requested. This relies on "nice" users who don't feel

// the need to delete cookies to mess with results.

if (isset($_COOKIE[$config['cookie_name'] . '_poll_' . $topic_id]))

{

$cur_voted_id = explode(',', $_COOKIE[$config['cookie_name'] . '_poll_' . $topic_id]);

$cur_voted_id = array_map('intval', $cur_voted_id);

}

}

// Can not vote at all if no vote permission

$s_can_vote = ($auth->acl_get('f_vote', $forum_id) &&

(($topic_data['poll_length'] != 0 && $topic_data['poll_start'] + $topic_data['poll_length'] > time()) || $topic_data['poll_length'] == 0) &&

$topic_data['topic_status'] != ITEM_LOCKED &&

$topic_data['forum_status'] != ITEM_LOCKED &&

(!sizeof($cur_voted_id) ||

($auth->acl_get('f_votechg', $forum_id) && $topic_data['poll_vote_change']))) ? true : false;

$s_display_results = (!$s_can_vote || ($s_can_vote && sizeof($cur_voted_id)) || $view == 'viewpoll') ? true : false;

if ($update && $s_can_vote)

{

if (!sizeof($voted_id) || sizeof($voted_id) > $topic_data['poll_max_options'] || in_array(VOTE_CONVERTED, $cur_voted_id) || !check_form_key('posting'))

{

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

meta_refresh(5, $redirect_url);

if (!sizeof($voted_id))

{

$message = 'NO_VOTE_OPTION';

}

else if (sizeof($voted_id) > $topic_data['poll_max_options'])

{

$message = 'TOO_MANY_VOTE_OPTIONS';

}

else if (in_array(VOTE_CONVERTED, $cur_voted_id))

{

$message = 'VOTE_CONVERTED';

}

else

{

$message = 'FORM_INVALID';

}

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

trigger_error($message);

}

foreach ($voted_id as $option)

{

if (in_array($option, $cur_voted_id))

{

continue;

}

$sql = 'UPDATE ' . POLL_OPTIONS_TABLE . '

SET poll_option_total = poll_option_total + 1

WHERE poll_option_id = ' . (int) $option . '

AND topic_id = ' . (int) $topic_id;

$db->sql_query($sql);

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

{

$sql_ary = array(

'topic_id' => (int) $topic_id,

'poll_option_id' => (int) $option,

'vote_user_id' => (int) $user->data['user_id'],

'vote_user_ip' => (string) $user->ip,

);

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

$db->sql_query($sql);

}

}

foreach ($cur_voted_id as $option)

{

if (!in_array($option, $voted_id))

{

$sql = 'UPDATE ' . POLL_OPTIONS_TABLE . '

SET poll_option_total = poll_option_total - 1

WHERE poll_option_id = ' . (int) $option . '

AND topic_id = ' . (int) $topic_id;

$db->sql_query($sql);

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

{

$sql = 'DELETE FROM ' . POLL_VOTES_TABLE . '

WHERE topic_id = ' . (int) $topic_id . '

AND poll_option_id = ' . (int) $option . '

AND vote_user_id = ' . (int) $user->data['user_id'];

$db->sql_query($sql);

}

}

}

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

{

$user->set_cookie('poll_' . $topic_id, implode(',', $voted_id), time() + 31536000);

}

$sql = 'UPDATE ' . TOPICS_TABLE . '

SET poll_last_vote = ' . time() . "

WHERE topic_id = $topic_id";

//, topic_last_post_time = ' . time() . " -- for bumping topics with new votes, ignore for now

$db->sql_query($sql);

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

meta_refresh(5, $redirect_url);

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

}

$poll_total = 0;

foreach ($poll_info as $poll_option)

{

$poll_total += $poll_option['poll_option_total'];

}

if ($poll_info[0]['bbcode_bitfield'])

{

$poll_bbcode = new bbcode();

}

else

{

$poll_bbcode = false;

}

for ($i = 0, $size = sizeof($poll_info); $i < $size; $i++)

{

$poll_info[$i]['poll_option_text'] = censor_text($poll_info[$i]['poll_option_text']);

if ($poll_bbcode !== false)

{

$poll_bbcode->bbcode_second_pass($poll_info[$i]['poll_option_text'], $poll_info[$i]['bbcode_uid'], $poll_option['bbcode_bitfield']);

}

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

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

}

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

if ($poll_bbcode !== false)

{

$poll_bbcode->bbcode_second_pass($topic_data['poll_title'], $poll_info[0]['bbcode_uid'], $poll_info[0]['bbcode_bitfield']);

}

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

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

unset($poll_bbcode);

foreach ($poll_info as $poll_option)

{

$option_pct = ($poll_total > 0) ? $poll_option['poll_option_total'] / $poll_total : 0;

$option_pct_txt = sprintf("%.1d%%", round($option_pct * 100));

$template->assign_block_vars('poll_option', array(

'POLL_OPTION_ID' => $poll_option['poll_option_id'],

'POLL_OPTION_CAPTION' => $poll_option['poll_option_text'],

'POLL_OPTION_RESULT' => $poll_option['poll_option_total'],

'POLL_OPTION_PERCENT' => $option_pct_txt,

'POLL_OPTION_PCT' => round($option_pct * 100),

'POLL_OPTION_IMG' => $user->img('poll_center', $option_pct_txt, round($option_pct * 250)),

'POLL_OPTION_VOTED' => (in_array($poll_option['poll_option_id'], $cur_voted_id)) ? true : false)

);

}

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

$template->assign_vars(array(

'POLL_QUESTION' => $topic_data['poll_title'],

'TOTAL_VOTES' => $poll_total,

'POLL_LEFT_CAP_IMG' => $user->img('poll_left'),

'POLL_RIGHT_CAP_IMG'=> $user->img('poll_right'),

'L_MAX_VOTES' => ($topic_data['poll_max_options'] == 1) ? $user->lang['MAX_OPTION_SELECT'] : sprintf($user->lang['MAX_OPTIONS_SELECT'], $topic_data['poll_max_options']),

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

'S_HAS_POLL' => true,

'S_CAN_VOTE' => $s_can_vote,

'S_DISPLAY_RESULTS' => $s_display_results,

'S_IS_MULTI_CHOICE' => ($topic_data['poll_max_options'] > 1) ? true : false,

'S_POLL_ACTION' => $viewtopic_url,

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

);

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

}

// If the user is trying to reach the second half of the topic, fetch it starting from the end

$store_reverse = false;

$sql_limit = $config['posts_per_page'];

$sql_sort_order = $direction = '';

if ($start > $total_posts / 2)

{

$store_reverse = true;

if ($start + $config['posts_per_page'] > $total_posts)

{

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

}

// Select the sort order

$direction = (($sort_dir == 'd') ? 'ASC' : 'DESC');

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

}

else

{

// Select the sort order

$direction = (($sort_dir == 'd') ? 'DESC' : 'ASC');

$sql_start = $start;

}

if (is_array($sort_by_sql[$sort_key]))

{

$sql_sort_order = implode(' ' . $direction . ', ', $sort_by_sql[$sort_key]) . ' ' . $direction;

}

else

{

$sql_sort_order = $sort_by_sql[$sort_key] . ' ' . $direction;

}

// Container for user details, only process once

$post_list = $user_cache = $id_cache = $attachments = $attach_list = $rowset = $update_count = $post_edit_list = array();

$has_attachments = $display_notice = false;

$bbcode_bitfield = '';

$i = $i_total = 0;

// Go ahead and pull all data for this topic

$sql = 'SELECT p.post_id

FROM ' . POSTS_TABLE . ' p' . (($join_user_sql[$sort_key]) ? ', ' . USERS_TABLE . ' u': '') . "

WHERE p.topic_id = $topic_id

" . ((!$auth->acl_get('m_approve', $forum_id)) ? 'AND p.post_approved = 1' : '') . "

" . (($join_user_sql[$sort_key]) ? 'AND u.user_id = p.poster_id': '') . "

$limit_posts_time

ORDER BY $sql_sort_order";

$result = $db->sql_query_limit($sql, $sql_limit, $sql_start);

$i = ($store_reverse) ? $sql_limit - 1 : 0;

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

{

$post_list[$i] = (int) $row['post_id'];

($store_reverse) ? $i-- : $i++;

}

$db->sql_freeresult($result);

if (!sizeof($post_list))

{

if ($sort_days)

{

trigger_error('NO_POSTS_TIME_FRAME');

}

else

{

trigger_error('NO_TOPIC');

}

}

// Holding maximum post time for marking topic read

// We need to grab it because we do reverse ordering sometimes

$max_post_time = 0;

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

'SELECT' => 'u.*, z.friend, z.foe, p.*',

'FROM' => array(

USERS_TABLE => 'u',