<?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
| 