phpBB

Code Changes

File: viewtopic.php

  Unmodified   Added   Modified   Removed
Line 1Line 1
<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

/**
* @ignore
*/
define('IN_PHPBB', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include($phpbb_root_path . 'common.' . $phpEx);
include($phpbb_root_path . 'includes/functions_display.' . $phpEx);
include($phpbb_root_path . 'includes/bbcode.' . $phpEx);
include($phpbb_root_path . 'includes/functions_user.' . $phpEx);

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

// Initial var setup
$forum_id = 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);

$pagination = $phpbb_container->get('pagination');

$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');
}

$phpbb_content_visibility = $phpbb_container->get('content.visibility');

// 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
AND " . $phpbb_content_visibility->get_visibility_sql('post', $forum_id) . "
AND post_time > $topic_last_read
AND forum_id = $forum_id
ORDER BY post_time ASC, post_id ASC";
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

if (!$row)
{
$sql = 'SELECT topic_last_post_id as post_id, topic_id, forum_id
FROM ' . TOPICS_TABLE . '
WHERE topic_id = ' . $topic_id;
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
}

if (!$row)
{
// Setup user environment so we can process lang string
$user->setup('viewtopic');

trigger_error('NO_TOPIC');
}

$post_id = $row['post_id'];
$topic_id = $row['topic_id'];
}
else if ($view == 'next' || $view == 'previous')
{
$sql_condition = ($view == 'next') ? '>' : '<';
$sql_ordering = ($view == 'next') ? 'ASC' : 'DESC';

$sql = 'SELECT forum_id, topic_last_post_time
FROM ' . TOPICS_TABLE . '
WHERE topic_id = ' . $topic_id;
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

if (!$row)
{
$user->setup('viewtopic');
// OK, the topic doesn't exist. This error message is not helpful, but technically correct.
trigger_error(($view == 'next') ? 'NO_NEWER_TOPICS' : 'NO_OLDER_TOPICS');
}
else
{
$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']}
AND " . $phpbb_content_visibility->get_visibility_sql('topic', $row['forum_id']) . "
ORDER BY topic_last_post_time $sql_ordering, topic_last_post_id $sql_ordering";
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

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

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

if (isset($row) && $row['forum_id'])
{
$forum_id = $row['forum_id'];
}
}

// This rather complex gaggle of code handles querying for topics but
// also allows for direct linking to a post (and the calculation of which
// page the post is on and the correct display of viewtopic)
$sql_array = array(
'SELECT' => 't.*, f.*',

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

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

// Topics table need to be the last in the chain
$sql_array['FROM'][TOPICS_TABLE] = 't';

if ($user->data['is_registered'])
{
$sql_array['SELECT'] .= ', tw.notify_status';
$sql_array['LEFT_JOIN'] = array();

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

if ($config['allow_bookmarks'])
{
$sql_array['SELECT'] .= ', bm.topic_id as bookmarked';
$sql_array['LEFT_JOIN'][] = array(
'FROM' => array(BOOKMARKS_TABLE => 'bm'),
'ON' => 'bm.user_id = ' . $user->data['user_id'] . ' AND t.topic_id = bm.topic_id'
);
}

if ($config['load_db_lastread'])
{
$sql_array['SELECT'] .= ', tt.mark_time, ft.mark_time as forum_mark_time';

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

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

if (!$post_id)
{
$sql_array['WHERE'] = "t.topic_id = $topic_id";
}
else
{
$sql_array['WHERE'] = "p.post_id = $post_id AND t.topic_id = p.topic_id";
}

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

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

// link to unapproved post or incorrect link
if (!$topic_data)
{
// If post_id was submitted, we try at least to display the topic as a last resort...
if ($post_id && $topic_id)
{
redirect(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($forum_id) ? "&amp;f=$forum_id" : '')));
}

trigger_error('NO_TOPIC');
}

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

// Now we know the forum_id and can check the permissions
if ($topic_data['topic_visibility'] != ITEM_APPROVED && !$auth->acl_get('m_approve', $forum_id))
{
trigger_error('NO_TOPIC');
}

// This is for determining where we are (page)
if ($post_id)
{
// are we where we are supposed to be?
if (($topic_data['post_visibility'] == ITEM_UNAPPROVED || $topic_data['post_visibility'] == ITEM_REAPPROVE) && !$auth->acl_get('m_approve', $topic_data['forum_id']))
{
// If post_id was submitted, we try at least to display the topic as a last resort...
if ($topic_id)
{
redirect(append_sid("{$phpbb_root_path}viewtopic.$phpEx", "t=$topic_id" . (($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'] = $phpbb_content_visibility->get_count('topic_posts', $topic_data, $forum_id) - 1;
}
else
{
$topic_data['prev_posts'] = 0;
}
}
else
{
$sql = 'SELECT COUNT(p.post_id) AS prev_posts
FROM ' . POSTS_TABLE . " p
WHERE p.topic_id = {$topic_data['topic_id']}
AND " . $phpbb_content_visibility->get_visibility_sql('post', $forum_id, 'p.');

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

$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

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

$topic_id = (int) $topic_data['topic_id'];
$topic_replies = $phpbb_content_visibility->get_count('topic_posts', $topic_data, $forum_id) - 1;

// Check sticky/announcement 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']);

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

// What is start equal to?
if ($post_id)
{
$start = floor(($topic_data['prev_posts']) / $config['posts_per_page']) * $config['posts_per_page'];
}

// Get topic tracking info
if (!isset($topic_tracking_info))
{
$topic_tracking_info = array();

// Get topic tracking info
if ($config['load_db_lastread'] && $user->data['is_registered'])
{
$tmp_topic_data = array($topic_id => $topic_data);
$topic_tracking_info = get_topic_tracking($forum_id, $topic_id, $tmp_topic_data, array($forum_id => $topic_data['forum_mark_time']));
unset($tmp_topic_data);
}
else if ($config['load_anon_lastread'] || $user->data['is_registered'])
{
$topic_tracking_info = get_complete_topic_tracking($forum_id, $topic_id);
}
}

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

$sort_by_text = array('a' => $user->lang['AUTHOR'], 't' => $user->lang['POST_TIME'], 's' => $user->lang['SUBJECT']);
$sort_by_sql = array('a' => array('u.username_clean', 'p.post_id'), 't' => array('p.post_time', 'p.post_id'), 's' => array('p.post_subject', 'p.post_id'));
$join_user_sql = array('a' => true, 't' => false, 's' => false);

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

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

// Obtain correct post count and ordering SQL if user has
// requested anything different
if ($sort_days)
{
$min_post_time = time() - ($sort_days * 86400);

$sql = 'SELECT COUNT(post_id) AS num_posts
FROM ' . POSTS_TABLE . "
WHERE topic_id = $topic_id
AND post_time >= $min_post_time
AND " . $phpbb_content_visibility->get_visibility_sql('post', $forum_id);
$result = $db->sql_query($sql);
$total_posts = (int) $db->sql_fetchfield('num_posts');
$db->sql_freeresult($result);

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

if (isset($_POST['sort']))
{
$start = 0;
}
}
else
{
$total_posts = $topic_replies + 1;
$limit_posts_time = '';
}

// Was a highlight request part of the URI?
$highlight_match = $highlight = '';
if ($hilit_words)
{
$highlight_match = phpbb_clean_search_string($hilit_words);
$highlight = urlencode($highlight_match);
$highlight_match = str_replace('\*', '\w+?', preg_quote($highlight_match, '#'));
$highlight_match = preg_replace('#(?<=^|\s)\\\\w\*\?(?=\s|$)#', '\w+?', $highlight_match);
$highlight_match = str_replace(' ', '|', $highlight_match);
}

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

// General Viewtopic URL for return links
$viewtopic_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$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' => '',
'link_toggle' => '',
'title' => '',
'title_toggle' => '',
'is_watching' => false,
);

if ($config['allow_topic_notify'])
{
$notify_status = (isset($topic_data['notify_status'])) ? $topic_data['notify_status'] : null;
watch_topic_forum('topic', $s_watching_topic, $user->data['user_id'], $forum_id, $topic_id, $notify_status, $start, $topic_data['topic_title']);

// Reset forum notification if forum notify is set
if ($config['allow_forum_notify'] && $auth->acl_get('f_subscribe', $forum_id))
{
$s_watching_forum = $s_watching_topic;
watch_topic_forum('forum', $s_watching_forum, $user->data['user_id'], $forum_id, 0);
}
}

// 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']);

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

if (!$request->is_ajax())
{
$message .= '<br /><br />' . $user->lang('RETURN_TOPIC', '<a href="' . $viewtopic_url . '">', '</a>');
}
}
meta_refresh(3, $viewtopic_url);

trigger_error($message);
}

// Grab ranks
$ranks = $cache->obtain_ranks();

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

// Grab extensions
$extensions = array();
if ($topic_data['topic_attachment'])
{
$extensions = $cache->obtain_attach_extensions($forum_id);
}

// Forum rules listing
$s_forum_rules = '';
gen_forum_auth_level('topic', $forum_id, $topic_data['forum_status']);

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

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

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

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

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

// Navigation links
generate_forum_nav($topic_data);

// Forum Rules
generate_forum_rules($topic_data);

// Moderators
$forum_moderators = array();
if ($config['load_moderators'])
{
get_moderators($forum_moderators, $forum_id);
}

// This is only used for print view so ...
$server_path = (!$view) ? $phpbb_root_path : generate_board_url() . '/';

// Replace naughty words in title
$topic_data['topic_title'] = censor_text($topic_data['topic_title']);

$s_search_hidden_fields = array(
't' => $topic_id,
'sf' => 'msgonly',
);
if ($_SID)
{
$s_search_hidden_fields['sid'] = $_SID;
}

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

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

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

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

// Send vars to template
$template->assign_vars(array(
'FORUM_ID' => $forum_id,
'FORUM_NAME' => $topic_data['forum_name'],
'FORUM_DESC' => generate_text_for_display($topic_data['forum_desc'], $topic_data['forum_desc_uid'], $topic_data['forum_desc_bitfield'], $topic_data['forum_desc_options']),
'TOPIC_ID' => $topic_id,
'TOPIC_TITLE' => $topic_data['topic_title'],
'TOPIC_POSTER' => $topic_data['topic_poster'],

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

'TOTAL_POSTS' => $user->lang('VIEW_TOPIC_POSTS', (int) $total_posts),
'U_MCP' => ($auth->acl_get('m_', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=topic_view&amp;f=$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[$forum_id])) ? implode($user->lang['COMMA_SEPARATOR'], $forum_moderators[$forum_id]) : '',

'POST_IMG' => ($topic_data['forum_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'FORUM_LOCKED') : $user->img('button_topic_new', 'POST_NEW_TOPIC'),
'QUOTE_IMG' => $user->img('icon_post_quote', 'REPLY_WITH_QUOTE'),
'REPLY_IMG' => ($topic_data['forum_status'] == ITEM_LOCKED || $topic_data['topic_status'] == ITEM_LOCKED) ? $user->img('button_topic_locked', 'TOPIC_LOCKED') : $user->img('button_topic_reply', 'REPLY_TO_TOPIC'),
'EDIT_IMG' => $user->img('icon_post_edit', 'EDIT_POST'),
'DELETE_IMG' => $user->img('icon_post_delete', 'DELETE_POST'),
'DELETED_IMG' => $user->img('icon_topic_deleted', 'POST_DELETED_RESTORE'),
'INFO_IMG' => $user->img('icon_post_info', 'VIEW_INFO'),
'PROFILE_IMG' => $user->img('icon_user_profile', 'READ_PROFILE'),
'SEARCH_IMG' => $user->img('icon_user_search', 'SEARCH_USER_POSTS'),
'PM_IMG' => $user->img('icon_contact_pm', 'SEND_PRIVATE_MESSAGE'),
'EMAIL_IMG' => $user->img('icon_contact_email', 'SEND_EMAIL'),
'JABBER_IMG' => $user->img('icon_contact_jabber', 'JABBER') ,
'REPORT_IMG' => $user->img('icon_post_report', 'REPORT_POST'),
'REPORTED_IMG' => $user->img('icon_topic_reported', 'POST_REPORTED'),
'UNAPPROVED_IMG' => $user->img('icon_topic_unapproved', 'POST_UNAPPROVED'),
'WARN_IMG' => $user->img('icon_user_warn', 'WARN_USER'),

'S_IS_LOCKED' => ($topic_data['topic_status'] == ITEM_UNLOCKED && $topic_data['forum_status'] == ITEM_UNLOCKED) ? false : true,
'S_SELECT_SORT_DIR' => $s_sort_dir,
'S_SELECT_SORT_KEY' => $s_sort_key,
'S_SELECT_SORT_DAYS' => $s_limit_days,
'S_SINGLE_MODERATOR' => (!empty($forum_moderators[$forum_id]) && sizeof($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_MOD_ACTION' => $s_quickmod_action,

'L_RETURN_TO_FORUM' => $user->lang('RETURN_TO', $topic_data['forum_name']),
'S_VIEWTOPIC' => true,
'S_UNREAD_VIEW' => $view == 'unread',
'S_DISPLAY_SEARCHBOX' => ($auth->acl_get('u_search') && $auth->acl_get('f_search', $forum_id) && $config['load_search']) ? true : false,
'S_SEARCHBOX_ACTION' => append_sid("{$phpbb_root_path}search.$phpEx"),
'S_SEARCH_LOCAL_HIDDEN_FIELDS' => build_hidden_fields($s_search_hidden_fields),

'S_DISPLAY_POST_INFO' => ($topic_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS)) ? true : false,
'S_DISPLAY_REPLY_INFO' => ($topic_data['forum_type'] == FORUM_POST && ($auth->acl_get('f_reply', $forum_id) || $user->data['user_id'] == ANONYMOUS)) ? true : false,
'S_ENABLE_FEEDS_TOPIC' => ($config['feed_topic'] && !phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $topic_data['forum_options'])) ? true : false,

'U_TOPIC' => "{$server_path}viewtopic.$phpEx?f=$forum_id&amp;t=$topic_id",
'U_FORUM' => $server_path,
'U_VIEW_TOPIC' => $viewtopic_url,
'U_CANONICAL' => generate_board_url() . '/' . append_sid("viewtopic.$phpEx", "t=$topic_id" . ((strlen($u_sort_param)) ? "&amp;$u_sort_param" : '') . (($start) ? "&amp;start=$start" : ''), true, ''),
'U_VIEW_FORUM' => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $forum_id),
'U_VIEW_OLDER_TOPIC' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$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'],
'U_WATCH_TOPIC_TOGGLE' => $s_watching_topic['link_toggle'],
'S_WATCH_TOPIC_TITLE' => $s_watching_topic['title'],
'S_WATCH_TOPIC_TOGGLE' => $s_watching_topic['title_toggle'],
'S_WATCHING_TOPIC' => $s_watching_topic['is_watching'],

'U_BOOKMARK_TOPIC' => ($user->data['is_registered'] && $config['allow_bookmarks']) ? $viewtopic_url . '&amp;bookmark=1&amp;hash=' . generate_link_hash("topic_$topic_id") : '',
'S_BOOKMARK_TOPIC' => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],
'S_BOOKMARK_TOGGLE' => (!$user->data['is_registered'] || !$config['allow_bookmarks'] || !$topic_data['bookmarked']) ? $user->lang['BOOKMARK_TOPIC_REMOVE'] : $user->lang['BOOKMARK_TOPIC'],
'S_BOOKMARKED_TOPIC' => ($user->data['is_registered'] && $config['allow_bookmarks'] && $topic_data['bookmarked']) ? true : false,

'U_POST_NEW_TOPIC' => ($auth->acl_get('f_post', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=post&amp;f=$forum_id") : '',
'U_POST_REPLY_TOPIC' => ($auth->acl_get('f_reply', $forum_id) || $user->data['user_id'] == ANONYMOUS) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;f=$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 = $vote_counts = array();
while ($row = $db->sql_fetchrow($result))
{
$poll_info[] = $row;
$option_id = (int) $row['poll_option_id'];
$vote_counts[$option_id] = (int) $row['poll_option_total'];
}
$db->sql_freeresult($result);

$cur_voted_id = array();
if ($user->data['is_registered'])
{
$sql = 'SELECT poll_option_id
FROM ' . POLL_VOTES_TABLE . '
WHERE topic_id = ' . $topic_id . '
AND vote_user_id = ' . $user->data['user_id'];
$result = $db->sql_query($sql);

while ($row = $db->sql_fetchrow($result))
{
$cur_voted_id[] = $row['poll_option_id'];
}
$db->sql_freeresult($result);
}
else
{
// Cookie based guest tracking ... I don't like this but hum ho
// it's oft requested. This relies on "nice" users who don't feel
// the need to delete cookies to mess with results.
if ($request->is_set($config['cookie_name'] . '_poll_' . $topic_id, \phpbb\request\request_interface::COOKIE))
{
$cur_voted_id = explode(',', $request->variable($config['cookie_name'] . '_poll_' . $topic_id, '', true, \phpbb\request\request_interface::COOKIE));
$cur_voted_id = array_map('intval', $cur_voted_id);
}
}

// Can not vote at all if no vote permission
$s_can_vote = ($auth->acl_get('f_vote', $forum_id) &&
(($topic_data['poll_length'] != 0 && $topic_data['poll_start'] + $topic_data['poll_length'] > time()) || $topic_data['poll_length'] == 0) &&
$topic_data['topic_status'] != ITEM_LOCKED &&
$topic_data['forum_status'] != ITEM_LOCKED &&
(!sizeof($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);

$vote_counts[$option]++;

if ($user->data['is_registered'])
{
$sql_ary = array(
'topic_id' => (int) $topic_id,
'poll_option_id' => (int) $option,
'vote_user_id' => (int) $user->data['user_id'],
'vote_user_ip' => (string) $user->ip,
);

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

foreach ($cur_voted_id as $option)
{
if (!in_array($option, $voted_id))
{
$sql = 'UPDATE ' . POLL_OPTIONS_TABLE . '
SET poll_option_total = poll_option_total - 1
WHERE poll_option_id = ' . (int) $option . '
AND topic_id = ' . (int) $topic_id;
$db->sql_query($sql);

$vote_counts[$option]--;

if ($user->data['is_registered'])
{
$sql = 'DELETE FROM ' . POLL_VOTES_TABLE . '
WHERE topic_id = ' . (int) $topic_id . '
AND poll_option_id = ' . (int) $option . '
AND vote_user_id = ' . (int) $user->data['user_id'];
$db->sql_query($sql);
}
}
}

if ($user->data['user_id'] == ANONYMOUS && !$user->data['is_bot'])
{
$user->set_cookie('poll_' . $topic_id, implode(',', $voted_id), time() + 31536000);
}

$sql = 'UPDATE ' . TOPICS_TABLE . '
SET poll_last_vote = ' . time() . "
WHERE topic_id = $topic_id";
//, topic_last_post_time = ' . time() . " -- for bumping topics with new votes, ignore for now
$db->sql_query($sql);

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

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

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

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

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

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

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

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

foreach ($poll_info as $poll_option)
{
$option_pct = ($poll_total > 0) ? $poll_option['poll_option_total'] / $poll_total : 0;
$option_pct_txt = sprintf("%.1d%%", round($option_pct * 100));
$option_pct_rel = ($poll_most > 0) ? $poll_option['poll_option_total'] / $poll_most : 0;
$option_pct_rel_txt = sprintf("%.1d%%", round($option_pct_rel * 100));
$option_most_votes = ($poll_option['poll_option_total'] > 0 && $poll_option['poll_option_total'] == $poll_most) ? true : false;

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

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

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

'S_HAS_POLL' => true,
'S_CAN_VOTE' => $s_can_vote,
'S_DISPLAY_RESULTS' => $s_display_results,
'S_IS_MULTI_CHOICE' => ($topic_data['poll_max_options'] > 1) ? true : false,
'S_POLL_ACTION' => $viewtopic_url,

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

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;

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

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

if (is_array($sort_by_sql[$sort_key]))
{
$sql_sort_order = implode(' ' . $direction . ', ', $sort_by_sql[$sort_key]) . ' ' . $direction;
}
else
{
$sql_sort_order = $sort_by_sql[$sort_key] . ' ' . $direction;
}

// Container for user details, only process once
$post_list = $user_cache = $id_cache = $attachments = $attach_list = $rowset = $update_count = $post_edit_list = $post_delete_list = array();
$has_unapproved_attachments = $has_approved_attachments = $display_notice = false;
$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
AND " . $phpbb_content_visibility->get_visibility_sql('post', $forum_id, 'p.') . "
" . (($join_user_sql[$sort_key]) ? 'AND u.user_id = p.poster_id': '') . "
$limit_posts_time
ORDER BY $sql_sort_order";
$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_ary = array(
'SELECT' => 'u.*, z.friend, z.foe, p.*',

'FROM' => array(
USERS_TABLE => 'u',
POSTS_TABLE => 'p',
),

'LEFT_JOIN' => array(
array(
'FROM' => array(ZEBRA_TABLE => 'z'),
'ON' => 'z.user_id = ' . $user->data['user_id'] . ' AND z.zebra_id = p.poster_id',
),
),

'WHERE' => $db->sql_in_set('p.post_id', $post_list) . '
AND u.user_id = p.poster_id',
);

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

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

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

// Posts are stored in the $rowset array while $attach_list, $user_cache
// and the global bbcode_bitfield are built
while ($row = $db->sql_fetchrow($result))
{
// Set max_post_time
if ($row['post_time'] > $max_post_time)
{
$max_post_time = $row['post_time'];
}

$poster_id = (int) $row['poster_id'];

// Does post have an attachment? If so, add it to the list
if ($row['post_attachment'] && $config['allow_attachments'])
{
$attach_list[] = (int) $row['post_id'];

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

$rowset_data = array(
'hide_post' => (($row['foe'] || $row['post_visibility'] == ITEM_DELETED) && ($view != 'show' || $post_id != $row['post_id'])) ? true : false,

'post_id' => $row['post_id'],
'post_time' => $row['post_time'],
'user_id' => $row['user_id'],
'username' => $row['username'],
'user_colour' => $row['user_colour'],
'topic_id' => $row['topic_id'],
'forum_id' => $row['forum_id'],
'post_subject' => $row['post_subject'],
'post_edit_count' => $row['post_edit_count'],
'post_edit_time' => $row['post_edit_time'],
'post_edit_reason' => $row['post_edit_reason'],
'post_edit_user' => $row['post_edit_user'],
'post_edit_locked' => $row['post_edit_locked'],
'post_delete_time' => $row['post_delete_time'],
'post_delete_reason'=> $row['post_delete_reason'],
'post_delete_user' => $row['post_delete_user'],

// Make sure the icon actually exists
'icon_id' => (isset($icons[$row['icon_id']]['img'], $icons[$row['icon_id']]['height'], $icons[$row['icon_id']]['width'])) ? $row['icon_id'] : 0,
'post_attachment' => $row['post_attachment'],
'post_visibility' => $row['post_visibility'],
'post_reported' => $row['post_reported'],
'post_username' => $row['post_username'],
'post_text' => $row['post_text'],
'bbcode_uid' => $row['bbcode_uid'],
'bbcode_bitfield' => $row['bbcode_bitfield'],
'enable_smilies' => $row['enable_smilies'],
'enable_sig' => $row['enable_sig'],
'friend' => $row['friend'],
'foe' => $row['foe'],
);

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

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

// Define the global bbcode bitfield, will be used to load bbcodes
$bbcode_bitfield = $bbcode_bitfield | base64_decode($row['bbcode_bitfield']);

// Is a signature attached? Are we going to display it?
if ($row['enable_sig'] && $config['allow_sig'] && $user->optionget('viewsigs'))
{
$bbcode_bitfield = $bbcode_bitfield | base64_decode($row['user_sig_bbcode_bitfield']);
}

// Cache various user specific data ... so we don't have to recompute
// this each time the same user appears on this page
if (!isset($user_cache[$poster_id]))
{
if ($poster_id == ANONYMOUS)
{
$user_cache_data = array(
'user_type' => USER_IGNORE,
'joined' => '',
'posts' => '',

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

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

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

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

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

$user_cache[$poster_id] = $user_cache_data;

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

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

$id_cache[] = $poster_id;

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

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

'sig' => $user_sig,
'sig_bbcode_uid' => (!empty($row['user_sig_bbcode_uid'])) ? $row['user_sig_bbcode_uid'] : '',
'sig_bbcode_bitfield' => (!empty($row['user_sig_bbcode_bitfield'])) ? $row['user_sig_bbcode_bitfield'] : '',

'viewonline' => $row['user_allow_viewonline'],
'allow_pm' => $row['user_allow_pm'],

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

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

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

'online' => false,
'jabber' => ($row['user_jabber'] && $auth->acl_get('u_sendim')) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=contact&amp;action=jabber&amp;u=$poster_id") : '',
'search' => ($config['load_search'] && $auth->acl_get('u_search')) ? append_sid("{$phpbb_root_path}search.$phpEx", "author_id=$poster_id&amp;sr=posts") : '',

'author_full' => get_username_string('full', $poster_id, $row['username'], $row['user_colour']),
'author_colour' => get_username_string('colour', $poster_id, $row['username'], $row['user_colour']),
'author_username' => get_username_string('username', $poster_id, $row['username'], $row['user_colour']),
'author_profile' => get_username_string('profile', $poster_id, $row['username'], $row['user_colour']),
);

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

$user_cache[$poster_id] = $user_cache_data;

$user_rank_data = phpbb_get_user_rank($row, $row['user_posts']);
$user_cache[$poster_id]['rank_title'] = $user_rank_data['title'];
$user_cache[$poster_id]['rank_image'] = $user_rank_data['img'];
$user_cache[$poster_id]['rank_image_src'] = $user_rank_data['img_src'];

if ((!empty($row['user_allow_viewemail']) && $auth->acl_get('u_sendemail')) || $auth->acl_get('a_email'))
{
$user_cache[$poster_id]['email'] = ($config['board_email_form'] && $config['email_enable']) ? append_sid("{$phpbb_root_path}memberlist.$phpEx", "mode=email&amp;u=$poster_id") : (($config['board_hide_emails'] && !$auth->acl_get('a_email')) ? '' : 'mailto:' . $row['user_email']);
}
else
{
$user_cache[$poster_id]['email'] = '';
}

if ($config['allow_birthdays'] && !empty($row['user_birthday']))
{
list($bday_day, $bday_month, $bday_year) = array_map('intval', explode('-', $row['user_birthday']));

if ($bday_year)
{
$diff = $now['mon'] - $bday_month;
if ($diff == 0)
{
$diff = ($now['mday'] - $bday_day < 0) ? 1 : 0;
}
else
{
$diff = ($diff < 0) ? 1 : 0;
}

$user_cache[$poster_id]['age'] = (int) ($now['year'] - $bday_year - $diff);
}
}
}
}
}
$db->sql_freeresult($result);

// Load custom profile fields
if ($config['load_cpf_viewtopic'])
{
$cp = $phpbb_container->get('profilefields.manager');

// Grab all profile fields from users in id cache for later use - similar to the poster cache
$profile_fields_tmp = $cp->grab_profile_fields_data($id_cache);

// filter out fields not to be displayed on viewtopic. Yes, it's a hack, but this shouldn't break any MODs.
$profile_fields_cache = array();
foreach ($profile_fields_tmp as $profile_user_id => $profile_fields)
{
$profile_fields_cache[$profile_user_id] = array();
foreach ($profile_fields as $used_ident => $profile_field)
{
if ($profile_field['data']['field_show_on_vt'])
{
$profile_fields_cache[$profile_user_id][$used_ident] = $profile_field;
}
}
}
unset($profile_fields_tmp);
}

// Generate online information for user
if ($config['load_onlinetrack'] && sizeof($id_cache))
{
$sql = 'SELECT session_user_id, MAX(session_time) as online_time, MIN(session_viewonline) AS viewonline
FROM ' . SESSIONS_TABLE . '
WHERE ' . $db->sql_in_set('session_user_id', $id_cache) . '
GROUP BY session_user_id';
$result = $db->sql_query($sql);

$update_time = $config['load_online_time'] * 60;
while ($row = $db->sql_fetchrow($result))
{
$user_cache[$row['session_user_id']]['online'] = (time() - $update_time < $row['online_time'] && (($row['viewonline']) || $auth->acl_get('u_viewonline'))) ? true : false;
}
$db->sql_freeresult($result);
}
unset($id_cache);

// Pull attachment data
if (sizeof($attach_list))
{
if ($auth->acl_get('u_download') && $auth->acl_get('f_download', $forum_id))
{
$sql = 'SELECT *
FROM ' . ATTACHMENTS_TABLE . '
WHERE ' . $db->sql_in_set('post_msg_id', $attach_list) . '
AND in_message = 0
ORDER BY filetime DESC, post_msg_id ASC';
$result = $db->sql_query($sql);

while ($row = $db->sql_fetchrow($result))
{
$attachments[$row['post_msg_id']][] = $row;
}
$db->sql_freeresult($result);

// No attachments exist, but post table thinks they do so go ahead and reset post_attach flags
if (!sizeof($attachments))
{
$sql = 'UPDATE ' . POSTS_TABLE . '
SET post_attachment = 0
WHERE ' . $db->sql_in_set('post_id', $attach_list);
$db->sql_query($sql);

// We need to update the topic indicator too if the complete topic is now without an attachment
if (sizeof($rowset) != $total_posts)
{
// Not all posts are displayed so we query the db to find if there's any attachment for this topic
$sql = 'SELECT a.post_msg_id as post_id
FROM ' . ATTACHMENTS_TABLE . ' a, ' . POSTS_TABLE . " p
WHERE p.topic_id = $topic_id
AND p.post_visibility = " . ITEM_APPROVED . '
AND p.topic_id = a.topic_id';
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);

if (!$row)
{
$sql = 'UPDATE ' . TOPICS_TABLE . "
SET topic_attachment = 0
WHERE topic_id = $topic_id";
$db->sql_query($sql);
}
}
else
{
$sql = 'UPDATE ' . TOPICS_TABLE . "
SET topic_attachment = 0
WHERE topic_id = $topic_id";
$db->sql_query($sql);
}
}
else if ($has_approved_attachments && !$topic_data['topic_attachment'])
{
// Topic has approved attachments but its flag is wrong
$sql = 'UPDATE ' . TOPICS_TABLE . "
SET topic_attachment = 1
WHERE topic_id = $topic_id";
$db->sql_query($sql);

$topic_data['topic_attachment'] = 1;
}
else if ($has_unapproved_attachments && !$topic_data['topic_attachment'])
{
// Topic has only unapproved attachments but we have the right to see and download them
$topic_data['topic_attachment'] = 1;
}
}
else
{
$display_notice = true;
}
}

// Instantiate BBCode if need be
if ($bbcode_bitfield !== '')
{
$bbcode = new bbcode(base64_encode($bbcode_bitfield));
}

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

// Get the list of permanently banned users
$permanently_banned_users = phpbb_get_banned_user_ids(array_keys($user_cache), false);

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

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

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

// Output the posts
$first_unread = $post_unread = false;
for ($i = 0, $end = sizeof($post_list); $i < $end; ++$i)
{
// A non-existing rowset only happens if there was no user present for the entered poster_id
// This could be a broken posts table.
if (!isset($rowset[$post_list[$i]]))
{
continue;
}

$row = $rowset[$post_list[$i]];
$poster_id = $row['user_id'];

// End signature parsing, only if needed
if ($user_cache[$poster_id]['sig'] && $row['enable_sig'] && empty($user_cache[$poster_id]['sig_parsed']))
{
$parse_flags = ($user_cache[$poster_id]['sig_bbcode_bitfield'] ? OPTION_FLAG_BBCODE : 0) | OPTION_FLAG_SMILIES;
$user_cache[$poster_id]['sig'] = generate_text_for_display($user_cache[$poster_id]['sig'], $user_cache[$poster_id]['sig_bbcode_uid'], $user_cache[$poster_id]['sig_bbcode_bitfield'], $parse_flags, true);
}

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

if (!empty($attachments[$row['post_id']]))
{
parse_attachments($forum_id, $message, $attachments[$row['post_id']], $update_count);
}

// Replace naughty words such as farty pants
$row['post_subject'] = censor_text($row['post_subject']);

// Highlight active words (primarily for search)
if ($highlight_match)
{
$message = preg_replace('#(?!<.*)(?<!\w)(' . $highlight_match . ')(?!\w|[^<>]*(?:</s(?:cript|tyle))?>)#is', '<span class="posthilit">\1</span>', $message);
$row['post_subject'] = preg_replace('#(?!<.*)(?<!\w)(' . $highlight_match . ')(?!\w|[^<>]*(?:</s(?:cript|tyle))?>)#is', '<span class="posthilit">\1</span>', $row['post_subject']);
}

// Editing information
if (($row['post_edit_count'] && $config['display_last_edited']) || $row['post_edit_reason'])
{
// Get usernames for all following posts if not already stored
if (!sizeof($post_edit_list) && ($row['post_edit_reason'] || ($row['post_edit_user'] && !isset($user_cache[$row['post_edit_user']]))))
{
// Remove all post_ids already parsed (we do not have to check them)
$post_storage_list = (!$store_reverse) ? array_slice($post_list, $i) : array_slice(array_reverse($post_list), $i);

$sql = 'SELECT DISTINCT u.user_id, u.username, u.user_colour
FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . ' u
WHERE ' . $db->sql_in_set('p.post_id', $post_storage_list) . '
AND p.post_edit_count <> 0
AND p.post_edit_user <> 0
AND p.post_edit_user = u.user_id';
$result2 = $db->sql_query($sql);
while ($user_edit_row = $db->sql_fetchrow($result2))
{
$post_edit_list[$user_edit_row['user_id']] = $user_edit_row;
}
$db->sql_freeresult($result2);

unset($post_storage_list);
}

if ($row['post_edit_reason'])
{
// User having edited the post also being the post author?
if (!$row['post_edit_user'] || $row['post_edit_user'] == $poster_id)
{
$display_username = get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']);
}
else
{
$display_username = get_username_string('full', $row['post_edit_user'], $post_edit_list[$row['post_edit_user']]['username'], $post_edit_list[$row['post_edit_user']]['user_colour']);
}

$l_edited_by = $user->lang('EDITED_TIMES_TOTAL', (int) $row['post_edit_count'], $display_username, $user->format_date($row['post_edit_time'], false, true));
}
else
{
if ($row['post_edit_user'] && !isset($user_cache[$row['post_edit_user']]))
{
$user_cache[$row['post_edit_user']] = $post_edit_list[$row['post_edit_user']];
}

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

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

// Deleting information
if ($row['post_visibility'] == ITEM_DELETED && $row['post_delete_user'])
{
// Get usernames for all following posts if not already stored
if (!sizeof($post_delete_list) && ($row['post_delete_reason'] || ($row['post_delete_user'] && !isset($user_cache[$row['post_delete_user']]))))
{
// Remove all post_ids already parsed (we do not have to check them)
$post_storage_list = (!$store_reverse) ? array_slice($post_list, $i) : array_slice(array_reverse($post_list), $i);

$sql = 'SELECT DISTINCT u.user_id, u.username, u.user_colour
FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . ' u
WHERE ' . $db->sql_in_set('p.post_id', $post_storage_list) . '
AND p.post_delete_user <> 0
AND p.post_delete_user = u.user_id';
$result2 = $db->sql_query($sql);
while ($user_delete_row = $db->sql_fetchrow($result2))
{
$post_delete_list[$user_delete_row['user_id']] = $user_delete_row;
}
$db->sql_freeresult($result2);

unset($post_storage_list);
}

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

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

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

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

// Bump information
if ($topic_data['topic_bumped'] && $row['post_id'] == $topic_data['topic_last_post_id'] && isset($user_cache[$topic_data['topic_bumper']]) )
{
// It is safe to grab the username from the user cache array, we are at the last
// post and only the topic poster and last poster are allowed to bump.
// Admins and mods are bound to the above rules too...
$l_bumped_by = sprintf($user->lang['BUMPED_BY'], $user_cache[$topic_data['topic_bumper']]['username'], $user->format_date($topic_data['topic_last_post_time'], false, true));
}
else
{
$l_bumped_by = '';
}

$cp_row = array();

//
if ($config['load_cpf_viewtopic'])
{
$cp_row = (isset($profile_fields_cache[$poster_id])) ? $cp->generate_profile_fields_template_data($profile_fields_cache[$poster_id]) : array();
}

$post_unread = (isset($topic_tracking_info[$topic_id]) && $row['post_time'] > $topic_tracking_info[$topic_id]) ? true : false;

$s_first_unread = false;
if (!$first_unread && $post_unread)
{
$s_first_unread = $first_unread = true;
}

$force_edit_allowed = $force_delete_allowed = false;

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

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

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

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

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

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

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

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

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

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

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

$u_pm = '';

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

//
$post_row = array(
'POST_AUTHOR_FULL' => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_full'] : get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
'POST_AUTHOR_COLOUR' => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_colour'] : get_username_string('colour', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
'POST_AUTHOR' => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_username'] : get_username_string('username', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),
'U_POST_AUTHOR' => ($poster_id != ANONYMOUS) ? $user_cache[$poster_id]['author_profile'] : get_username_string('profile', $poster_id, $row['username'], $row['user_colour'], $row['post_username']),

'RANK_TITLE' => $user_cache[$poster_id]['rank_title'],
'RANK_IMG' => $user_cache[$poster_id]['rank_image'],
'RANK_IMG_SRC' => $user_cache[$poster_id]['rank_image_src'],
'POSTER_JOINED' => $user_cache[$poster_id]['joined'],
'POSTER_POSTS' => $user_cache[$poster_id]['posts'],
'POSTER_AVATAR' => $user_cache[$poster_id]['avatar'],
'POSTER_WARNINGS' => $auth->acl_get('m_warn') ? $user_cache[$poster_id]['warnings'] : '',
'POSTER_AGE' => $user_cache[$poster_id]['age'],
'CONTACT_USER' => $user_cache[$poster_id]['contact_user'],

'POST_DATE' => $user->format_date($row['post_time'], false, ($view == 'print') ? true : false),
'POST_SUBJECT' => $row['post_subject'],
'MESSAGE' => $message,
'SIGNATURE' => ($row['enable_sig']) ? $user_cache[$poster_id]['sig'] : '',
'EDITED_MESSAGE' => $l_edited_by,
'EDIT_REASON' => $row['post_edit_reason'],
'DELETED_MESSAGE' => $l_deleted_by,
'DELETE_REASON' => $row['post_delete_reason'],
'BUMPED_MESSAGE' => $l_bumped_by,

'MINI_POST_IMG' => ($post_unread) ? $user->img('icon_post_target_unread', 'UNREAD_POST') : $user->img('icon_post_target', 'POST'),
'POST_ICON_IMG' => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['img'] : '',
'POST_ICON_IMG_WIDTH' => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['width'] : '',
'POST_ICON_IMG_HEIGHT' => ($topic_data['enable_icons'] && !empty($row['icon_id'])) ? $icons[$row['icon_id']]['height'] : '',
'ONLINE_IMG' => ($poster_id == ANONYMOUS || !$config['load_onlinetrack']) ? '' : (($user_cache[$poster_id]['online']) ? $user->img('icon_user_online', 'ONLINE') : $user->img('icon_user_offline', 'OFFLINE')),
'S_ONLINE' => ($poster_id == ANONYMOUS || !$config['load_onlinetrack']) ? false : (($user_cache[$poster_id]['online']) ? true : false),

'U_EDIT' => ($edit_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=edit&amp;f=$forum_id&amp;p={$row['post_id']}") : '',
'U_QUOTE' => ($quote_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=quote&amp;f=$forum_id&amp;p={$row['post_id']}") : '',
'U_INFO' => ($auth->acl_get('m_info', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", "i=main&amp;mode=post_details&amp;f=$forum_id&amp;p=" . $row['post_id'], true, $user->session_id) : '',
'U_DELETE' => ($delete_allowed) ? append_sid("{$phpbb_root_path}posting.$phpEx", "mode=delete&amp;f=$forum_id&amp;p={$row['post_id']}") : '',

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

'U_APPROVE_ACTION' => append_sid("{$phpbb_root_path}mcp.$phpEx", "i=queue&amp;p={$row['post_id']}&amp;f=$forum_id&amp;redirect=" . urlencode(str_replace('&amp;', '&', $viewtopic_url . '&amp;p=' . $row['post_id'] . '#p' . $row['post_id']))),
'U_REPORT' => ($auth->acl_get('f_report', $forum_id)) ? append_sid("{$phpbb_root_path}report.$phpEx", 'f=' . $forum_id . '&amp;p=' . $row['post_id']) : '',
'U_MCP_REPORT' => ($auth->acl_get('m_report', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=reports&amp;mode=report_details&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
'U_MCP_APPROVE' => ($auth->acl_get('m_approve', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&amp;mode=approve_details&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
'U_MCP_RESTORE' => ($auth->acl_get('m_approve', $forum_id)) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&amp;mode=' . (($topic_data['topic_visibility'] != ITEM_DELETED) ? 'deleted_posts' : 'deleted_topics') . '&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',
'U_MINI_POST' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'p=' . $row['post_id']) . '#p' . $row['post_id'],
'U_NEXT_POST_ID' => ($i < $i_total && isset($rowset[$post_list[$i + 1]])) ? $rowset[$post_list[$i + 1]]['post_id'] : '',
'U_PREV_POST_ID' => $prev_post_id,
'U_NOTES' => ($auth->acl_getf_global('m_')) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=notes&amp;mode=user_notes&amp;u=' . $poster_id, true, $user->session_id) : '',
'U_WARN' => ($auth->acl_get('m_warn') && $poster_id != $user->data['user_id'] && $poster_id != ANONYMOUS) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=warn&amp;mode=warn_post&amp;f=' . $forum_id . '&amp;p=' . $row['post_id'], true, $user->session_id) : '',

'POST_ID' => $row['post_id'],
'POST_NUMBER' => $i + $start + 1,
'POSTER_ID' => $poster_id,

'S_HAS_ATTACHMENTS' => (!empty($attachments[$row['post_id']])) ? true : false,
'S_MULTIPLE_ATTACHMENTS' => !empty($attachments[$row['post_id']]) && sizeof($attachments[$row['post_id']]) > 1,
'S_POST_UNAPPROVED' => ($row['post_visibility'] == ITEM_UNAPPROVED || $row['post_visibility'] == ITEM_REAPPROVE) ? true : false,
'S_POST_DELETED' => ($row['post_visibility'] == ITEM_DELETED) ? true : false,
'L_POST_DELETED_MESSAGE' => $l_deleted_message,
'S_POST_REPORTED' => ($row['post_reported'] && $auth->acl_get('m_report', $forum_id)) ? true : false,
'S_DISPLAY_NOTICE' => $display_notice && $row['post_attachment'],
'S_FRIEND' => ($row['friend']) ? true : false,
'S_UNREAD_POST' => $post_unread,
'S_FIRST_UNREAD' => $s_first_unread,
'S_CUSTOM_FIELDS' => (isset($cp_row['row']) && sizeof($cp_row['row'])) ? true : false,
'S_TOPIC_POSTER' => ($topic_data['topic_poster'] == $poster_id) ? true : false,

'S_IGNORE_POST' => ($row['foe']) ? true : false,
'L_IGNORE_POST' => ($row['foe']) ? sprintf($user->lang['POST_BY_FOE'], get_username_string('full', $poster_id, $row['username'], $row['user_colour'], $row['post_username'])) : '',
'S_POST_HIDDEN' => $row['hide_post'],
'L_POST_DISPLAY' => ($row['hide_post']) ? $user->lang('POST_DISPLAY', '<a class="display_post" data-post-id="' . $row['post_id'] . '" href="' . $viewtopic_url . "&amp;p={$row['post_id']}&amp;view=show#p{$row['post_id']}" . '">', '</a>') : '',
);

$user_poster_data = $user_cache[$poster_id];

$current_row_number = $i;

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

$i = $current_row_number;

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

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

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

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

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

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

// Display not already displayed Attachments for this post, we already parsed them. ;)
if (!empty($attachments[$row['post_id']]))
{
foreach ($attachments[$row['post_id']] as $attachment)
{
$template->assign_block_vars('postrow.attachment', array(
'DISPLAY_ATTACHMENT' => $attachment)
);
}
}

$current_row_number = $i;

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

$i = $current_row_number;

$prev_post_id = $row['post_id'];

unset($rowset[$post_list[$i]]);
unset($attachments[$row['post_id']]);
}
unset($rowset, $user_cache);

// Update topic view and if necessary attachment view counters ... but only for humans and if this is the first 'page view'
if (isset($user->data['session_page']) && !$user->data['is_bot'] && (strpos($user->data['session_page'], '&t=' . $topic_id) === false || isset($user->data['session_created'])))
{
$sql = 'UPDATE ' . TOPICS_TABLE . '
SET topic_views = topic_views + 1, topic_last_view_time = ' . time() . "
WHERE topic_id = $topic_id";
$db->sql_query($sql);

// Update the attachment download counts
if (sizeof($update_count))
{
$sql = 'UPDATE ' . ATTACHMENTS_TABLE . '
SET download_count = download_count + 1
WHERE ' . $db->sql_in_set('attach_id', array_unique($update_count));
$db->sql_query($sql);
}
}

// Only mark topic if it's currently unread. Also make sure we do not set topic tracking back if earlier pages are viewed.
if (isset($topic_tracking_info[$topic_id]) && $topic_data['topic_last_post_time'] > $topic_tracking_info[$topic_id] && $max_post_time > $topic_tracking_info[$topic_id])
{
markread('topic', $forum_id, $topic_id, $max_post_time);

// Update forum info
$all_marked_read = update_forum_tracking_info($forum_id, $topic_data['forum_last_post_time'], (isset($topic_data['forum_mark_time'])) ? $topic_data['forum_mark_time'] : false, false);
}
else
{
$all_marked_read = true;
}

// If there are absolutely no more unread posts in this forum
// and unread posts shown, we can safely show the #unread link
if ($all_marked_read)
{
if ($post_unread)
{
$template->assign_vars(array(
'U_VIEW_UNREAD_POST' => '#unread',
));
}
else if (isset($topic_tracking_info[$topic_id]) && $topic_data['topic_last_post_time'] > $topic_tracking_info[$topic_id])
{
$template->assign_vars(array(
'U_VIEW_UNREAD_POST' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=unread") . '#unread',
));
}
}
else if (!$all_marked_read)
{
$last_page = ((floor($start / $config['posts_per_page']) + 1) == max(ceil($total_posts / $config['posts_per_page']), 1)) ? true : false;

// What can happen is that we are at the last displayed page. If so, we also display the #unread link based in $post_unread
if ($last_page && $post_unread)
{
$template->assign_vars(array(
'U_VIEW_UNREAD_POST' => '#unread',
));
}
else if (!$last_page)
{
$template->assign_vars(array(
'U_VIEW_UNREAD_POST' => append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;t=$topic_id&amp;view=unread") . '#unread',
));
}
}

// let's set up quick_reply
$s_quick_reply = false;
if ($user->data['is_registered'] && $config['allow_quick_reply'] && ($topic_data['forum_flags'] & FORUM_FLAG_QUICK_REPLY) && $auth->acl_get('f_reply', $forum_id))
{
// Quick reply enabled forum
$s_quick_reply = (($topic_data['forum_status'] == ITEM_UNLOCKED && $topic_data['topic_status'] == ITEM_UNLOCKED) || $auth->acl_get('m_edit', $forum_id)) ? true : false;
}

if ($s_can_vote || $s_quick_reply)
{
add_form_key('posting');

if ($s_quick_reply)
{
$s_attach_sig = $config['allow_sig'] && $user->optionget('attachsig') && $auth->acl_get('f_sigs', $forum_id) && $auth->acl_get('u_sig');
$s_smilies = $config['allow_smilies'] && $user->optionget('smilies') && $auth->acl_get('f_smilies', $forum_id);
$s_bbcode = $config['allow_bbcode'] && $user->optionget('bbcode') && $auth->acl_get('f_bbcode', $forum_id);
$s_notify = $config['allow_topic_notify'] && ($user->data['user_notify'] || $s_watching_topic['is_watching']);

$qr_hidden_fields = array(
'topic_cur_post_id' => (int) $topic_data['topic_last_post_id'],
'lastclick' => (int) time(),
'topic_id' => (int) $topic_data['topic_id'],
'forum_id' => (int) $forum_id,
);

// Originally we use checkboxes and check with isset(), so we only provide them if they would be checked
(!$s_bbcode) ? $qr_hidden_fields['disable_bbcode'] = 1 : true;
(!$s_smilies) ? $qr_hidden_fields['disable_smilies'] = 1 : true;
(!$config['allow_post_links']) ? $qr_hidden_fields['disable_magic_url'] = 1 : true;
($s_attach_sig) ? $qr_hidden_fields['attach_sig'] = 1 : true;
($s_notify) ? $qr_hidden_fields['notify'] = 1 : true;
($topic_data['topic_status'] == ITEM_LOCKED) ? $qr_hidden_fields['lock_topic'] = 1 : true;

$template->assign_vars(array(
'S_QUICK_REPLY' => true,
'U_QR_ACTION' => append_sid("{$phpbb_root_path}posting.$phpEx", "mode=reply&amp;f=$forum_id&amp;t=$topic_id"),
'QR_HIDDEN_FIELDS' => build_hidden_fields($qr_hidden_fields),
'SUBJECT' => 'Re: ' . censor_text($topic_data['topic_title']),
));
}
}
// now I have the urge to wash my hands :(


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

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

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

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

// Output the page
page_header($page_title, true, $forum_id);

$template->set_filenames(array(
'body' => ($view == 'print') ? 'viewtopic_print.html' : 'viewtopic_body.html')
);
make_jumpbox(append_sid("{$phpbb_root_path}viewforum.$phpEx"), $forum_id);

page_footer();