Code Forge

<?php

/**

*

* @package phpBB3

* @version $Id$

* @copyright (c) 2005 phpBB Group

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

*

*/

/**

* @ignore

*/

if (!defined('IN_PHPBB'))

{

        exit;

}

/**

* Display Forums

*/

function display_forums($root_data = '', $display_moderators = true, $return_moderators = false)

{

        global $db, $auth, $user, $template;

        global $phpbb_root_path, $phpEx, $config;

        $forum_rows = $subforums = $forum_ids = $forum_ids_moderator = $forum_moderators = $active_forum_ary = array();

        $parent_id = $visible_forums = 0;

        $sql_from = '';

        // Mark forums read?

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

        if ($mark_read == 'all')

        {

                $mark_read = '';

        }

        if (!$root_data)

        {

                if ($mark_read == 'forums')

                {

                        $mark_read = 'all';

                }

                $root_data = array('forum_id' => 0);

                $sql_where = '';

        }

        else

        {

                $sql_where = 'left_id > ' . $root_data['left_id'] . ' AND left_id < ' . $root_data['right_id'];

        }

        // Handle marking everything read

        if ($mark_read == 'all')

        {

                $redirect = build_url(array('mark', 'hash'));

                meta_refresh(3, $redirect);

                if (check_link_hash(request_var('hash', ''), 'global'))

                {

                        markread('all');

                        trigger_error(

                                $user->lang['FORUMS_MARKED'] . '<br /><br />' .

                                sprintf($user->lang['RETURN_INDEX'], '<a href="' . $redirect . '">', '</a>')

                        );

                }

                else

                {

                        trigger_error(sprintf($user->lang['RETURN_PAGE'], '<a href="' . $redirect . '">', '</a>'));

                }

        }

        // Display list of active topics for this category?

        $show_active = (isset($root_data['forum_flags']) && ($root_data['forum_flags'] & FORUM_FLAG_ACTIVE_TOPICS)) ? true : false;

        $sql_array = array(

                'SELECT'        => 'f.*',

                'FROM'                => array(

                        FORUMS_TABLE                => 'f'

                ),

                'LEFT_JOIN'        => array(),

        );

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

        {

                $sql_array['LEFT_JOIN'][] = array('FROM' => array(FORUMS_TRACK_TABLE => 'ft'), 'ON' => 'ft.user_id = ' . $user->data['user_id'] . ' AND ft.forum_id = f.forum_id');

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

        }

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

        {

                $tracking_topics = (isset($_COOKIE[$config['cookie_name'] . '_track'])) ? ((STRIP) ? stripslashes($_COOKIE[$config['cookie_name'] . '_track']) : $_COOKIE[$config['cookie_name'] . '_track']) : '';

                $tracking_topics = ($tracking_topics) ? tracking_unserialize($tracking_topics) : array();

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

                {

                        $user->data['user_lastmark'] = (isset($tracking_topics['l'])) ? (int) (base_convert($tracking_topics['l'], 36, 10) + $config['board_startdate']) : 0;

                }

        }

        if ($show_active)

        {

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

                        'FROM'        => array(FORUMS_ACCESS_TABLE => 'fa'),

                        'ON'        => "fa.forum_id = f.forum_id AND fa.session_id = '" . $db->sql_escape($user->session_id) . "'"

                );

                $sql_array['SELECT'] .= ', fa.user_id';

        }

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

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

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

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

                'WHERE'                => $sql_where,

                'ORDER_BY'        => 'f.left_id',

        ));

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

        $forum_tracking_info = array();

        $branch_root_id = $root_data['forum_id'];

        // Check for unread global announcements (index page only)

        $ga_unread = false;

        if ($root_data['forum_id'] == 0)

        {

                $unread_ga_list = get_unread_topics($user->data['user_id'], 'AND t.forum_id = 0', '', 1);

                if (!empty($unread_ga_list))

                {

                        $ga_unread = true;

                }

        }

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

        {

                $forum_id = $row['forum_id'];

                // Mark forums read?

                if ($mark_read == 'forums')

                {

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

                        {

                                $forum_ids[] = $forum_id;

                        }

                        continue;

                }

                // Category with no members

                if ($row['forum_type'] == FORUM_CAT && ($row['left_id'] + 1 == $row['right_id']))

                {

                        continue;

                }

                // Skip branch

                if (isset($right_id))

                {

                        if ($row['left_id'] < $right_id)

                        {

                                continue;

                        }

                        unset($right_id);

                }

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

                {

                        // if the user does not have permissions to list this forum, skip everything until next branch

                        $right_id = $row['right_id'];

                        continue;

                }

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

                {

                        $forum_tracking_info[$forum_id] = (!empty($row['mark_time'])) ? $row['mark_time'] : $user->data['user_lastmark'];

                }

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

                {

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

                        {

                                $user->data['user_lastmark'] = (isset($tracking_topics['l'])) ? (int) (base_convert($tracking_topics['l'], 36, 10) + $config['board_startdate']) : 0;

                        }

                        $forum_tracking_info[$forum_id] = (isset($tracking_topics['f'][$forum_id])) ? (int) (base_convert($tracking_topics['f'][$forum_id], 36, 10) + $config['board_startdate']) : $user->data['user_lastmark'];

                }

                // Count the difference of real to public topics, so we can display an information to moderators

                $row['forum_id_unapproved_topics'] = ($auth->acl_get('m_approve', $forum_id) && ($row['forum_topics_real'] != $row['forum_topics'])) ? $forum_id : 0;

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

                // Display active topics from this forum?

                if ($show_active && $row['forum_type'] == FORUM_POST && $auth->acl_get('f_read', $forum_id) && ($row['forum_flags'] & FORUM_FLAG_ACTIVE_TOPICS))

                {

                        if (!isset($active_forum_ary['forum_topics']))

                        {

                                $active_forum_ary['forum_topics'] = 0;

                        }

                        if (!isset($active_forum_ary['forum_posts']))

                        {

                                $active_forum_ary['forum_posts'] = 0;

                        }

                        $active_forum_ary['forum_id'][]                = $forum_id;

                        $active_forum_ary['enable_icons'][]        = $row['enable_icons'];

                        $active_forum_ary['forum_topics']        += $row['forum_topics'];

                        $active_forum_ary['forum_posts']        += $row['forum_posts'];

                        // If this is a passworded forum we do not show active topics from it if the user is not authorised to view it...

                        if ($row['forum_password'] && $row['user_id'] != $user->data['user_id'])

                        {

                                $active_forum_ary['exclude_forum_id'][] = $forum_id;

                        }

                }

                //

                if ($row['parent_id'] == $root_data['forum_id'] || $row['parent_id'] == $branch_root_id)

                {

                        if ($row['forum_type'] != FORUM_CAT)

                        {

                                $forum_ids_moderator[] = (int) $forum_id;

                        }

                        // Direct child of current branch

                        $parent_id = $forum_id;

                        $forum_rows[$forum_id] = $row;

                        if ($row['forum_type'] == FORUM_CAT && $row['parent_id'] == $root_data['forum_id'])

                        {

                                $branch_root_id = $forum_id;

                        }

                        $forum_rows[$parent_id]['forum_id_last_post'] = $row['forum_id'];

                        $forum_rows[$parent_id]['orig_forum_last_post_time'] = $row['forum_last_post_time'];

                }

                else if ($row['forum_type'] != FORUM_CAT)

                {

                        $subforums[$parent_id][$forum_id]['display'] = ($row['display_on_index']) ? true : false;

                        $subforums[$parent_id][$forum_id]['name'] = $row['forum_name'];

                        $subforums[$parent_id][$forum_id]['orig_forum_last_post_time'] = $row['forum_last_post_time'];

                        $subforums[$parent_id][$forum_id]['children'] = array();

                        if (isset($subforums[$parent_id][$row['parent_id']]) && !$row['display_on_index'])

                        {

                                $subforums[$parent_id][$row['parent_id']]['children'][] = $forum_id;

                        }

                        if (!$forum_rows[$parent_id]['forum_id_unapproved_topics'] && $row['forum_id_unapproved_topics'])

                        {

                                $forum_rows[$parent_id]['forum_id_unapproved_topics'] = $forum_id;

                        }

                        $forum_rows[$parent_id]['forum_topics'] += $row['forum_topics'];

                        // Do not list redirects in LINK Forums as Posts.

                        if ($row['forum_type'] != FORUM_LINK)

                        {

                                $forum_rows[$parent_id]['forum_posts'] += $row['forum_posts'];

                        }

                        if ($row['forum_last_post_time'] > $forum_rows[$parent_id]['forum_last_post_time'])

                        {

                                $forum_rows[$parent_id]['forum_last_post_id'] = $row['forum_last_post_id'];

                                $forum_rows[$parent_id]['forum_last_post_subject'] = $row['forum_last_post_subject'];

                                $forum_rows[$parent_id]['forum_last_post_time'] = $row['forum_last_post_time'];

                                $forum_rows[$parent_id]['forum_last_poster_id'] = $row['forum_last_poster_id'];

                                $forum_rows[$parent_id]['forum_last_poster_name'] = $row['forum_last_poster_name'];

                                $forum_rows[$parent_id]['forum_last_poster_colour'] = $row['forum_last_poster_colour'];

                                $forum_rows[$parent_id]['forum_id_last_post'] = $forum_id;

                        }

                }

        }

        $db->sql_freeresult($result);

        // Handle marking posts

        if ($mark_read == 'forums')

        {

                $redirect = build_url(array('mark', 'hash'));

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

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

                {

                        // Add 0 to forums array to mark global announcements correctly

                        $forum_ids[] = 0;

                        markread('topics', $forum_ids);

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

                        meta_refresh(3, $redirect);

                        trigger_error($user->lang['FORUMS_MARKED'] . '<br /><br />' . $message);

                }

                else

                {

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

                        meta_refresh(3, $redirect);

                        trigger_error($message);

                }

        }

        // Grab moderators ... if necessary

        if ($display_moderators)

        {

                if ($return_moderators)

                {

                        $forum_ids_moderator[] = $root_data['forum_id'];

                }

                get_moderators($forum_moderators, $forum_ids_moderator);

        }

        // Used to tell whatever we have to create a dummy category or not.

        $last_catless = true;

        foreach ($forum_rows as $row)

        {

                // Empty category

                if ($row['parent_id'] == $root_data['forum_id'] && $row['forum_type'] == FORUM_CAT)

                {

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

                                'S_IS_CAT'                                => true,

                                'FORUM_ID'                                => $row['forum_id'],

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

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

                                'FORUM_FOLDER_IMG'                => '',

                                'FORUM_FOLDER_IMG_SRC'        => '',

                                'FORUM_IMAGE'                        => ($row['forum_image']) ? '<img src="' . $phpbb_root_path . $row['forum_image'] . '" alt="' . $user->lang['FORUM_CAT'] . '" />' : '',

                                'FORUM_IMAGE_SRC'                => ($row['forum_image']) ? $phpbb_root_path . $row['forum_image'] : '',

                                'U_VIEWFORUM'                        => append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $row['forum_id']))

                        );

                        continue;

                }

                $visible_forums++;

                $forum_id = $row['forum_id'];

                $forum_unread = (isset($forum_tracking_info[$forum_id]) && $row['orig_forum_last_post_time'] > $forum_tracking_info[$forum_id]) ? true : false;

                // Mark the first visible forum on index as unread if there's any unread global announcement

                if ($ga_unread && !empty($forum_ids_moderator) && $forum_id == $forum_ids_moderator[0])

                {

                        $forum_unread = true;

                }

                $folder_image = $folder_alt = $l_subforums = '';

                $subforums_list = array();

                // Generate list of subforums if we need to

                if (isset($subforums[$forum_id]))

                {

                        foreach ($subforums[$forum_id] as $subforum_id => $subforum_row)

                        {

                                $subforum_unread = (isset($forum_tracking_info[$subforum_id]) && $subforum_row['orig_forum_last_post_time'] > $forum_tracking_info[$subforum_id]) ? true : false;

                                if (!$subforum_unread && !empty($subforum_row['children']))

                                {

                                        foreach ($subforum_row['children'] as $child_id)

                                        {

                                                if (isset($forum_tracking_info[$child_id]) && $subforums[$forum_id][$child_id]['orig_forum_last_post_time'] > $forum_tracking_info[$child_id])

                                                {

                                                        // Once we found an unread child forum, we can drop out of this loop

                                                        $subforum_unread = true;

                                                        break;

                                                }

                                        }

                                }

                                if ($subforum_row['display'] && $subforum_row['name'])

                                {

                                        $subforums_list[] = array(

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

                                                'name'                => $subforum_row['name'],

                                                'unread'        => $subforum_unread,

                                        );

                                }

                                else

                                {

                                        unset($subforums[$forum_id][$subforum_id]);

                                }

                                // If one subforum is unread the forum gets unread too...

                                if ($subforum_unread)

                                {

                                        $forum_unread = true;

                                }

                        }

                        $l_subforums = (sizeof($subforums[$forum_id]) == 1) ? $user->lang['SUBFORUM'] . ': ' : $user->lang['SUBFORUMS'] . ': ';

                        $folder_image = ($forum_unread) ? 'forum_unread_subforum' : 'forum_read_subforum';

                }

                else

                {

                        switch ($row['forum_type'])

                        {

                                case FORUM_POST:

                                        $folder_image = ($forum_unread) ? 'forum_unread' : 'forum_read';

                                break;

                                case FORUM_LINK:

                                        $folder_image = 'forum_link';

                                break;

                        }

                }

                // Which folder should we display?

                if ($row['forum_status'] == ITEM_LOCKED)

                {

                        $folder_image = ($forum_unread) ? 'forum_unread_locked' : 'forum_read_locked';

                        $folder_alt = 'FORUM_LOCKED';

                }

                else

                {

                        $folder_alt = ($forum_unread) ? 'UNREAD_POSTS' : 'NO_UNREAD_POSTS';

                }

                // Create last post link information, if appropriate

                if ($row['forum_last_post_id'])

                {

                        $last_post_subject = $row['forum_last_post_subject'];

                        $last_post_time = $user->format_date($row['forum_last_post_time']);

                        $last_post_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'f=' . $row['forum_id_last_post'] . '&p=' . $row['forum_last_post_id']) . '#p' . $row['forum_last_post_id'];

                }

                else

                {

                        $last_post_subject = $last_post_time = $last_post_url = '';

                }

                // Output moderator listing ... if applicable

                $l_moderator = $moderators_list = '';

                if ($display_moderators && !empty($forum_moderators[$forum_id]))

                {

                        $l_moderator = (sizeof($forum_moderators[$forum_id]) == 1) ? $user->lang['MODERATOR'] : $user->lang['MODERATORS'];

                        $moderators_list = implode(', ', $forum_moderators[$forum_id]);

                }

                $l_post_click_count = ($row['forum_type'] == FORUM_LINK) ? 'CLICKS' : 'POSTS';

                $post_click_count = ($row['forum_type'] != FORUM_LINK || $row['forum_flags'] & FORUM_FLAG_LINK_TRACK) ? $row['forum_posts'] : '';

                $s_subforums_list = array();

                foreach ($subforums_list as $subforum)

                {

                        $s_subforums_list[] = '<a href="' . $subforum['link'] . '" class="subforum ' . (($subforum['unread']) ? 'unread' : 'read') . '" title="' . (($subforum['unread']) ? $user->lang['UNREAD_POSTS'] : $user->lang['NO_UNREAD_POSTS']) . '">' . $subforum['name'] . '</a>';

                }

                $s_subforums_list = (string) implode(', ', $s_subforums_list);

                $catless = ($row['parent_id'] == $root_data['forum_id']) ? true : false;

                if ($row['forum_type'] != FORUM_LINK)

                {

                        $u_viewforum = append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $row['forum_id']);

                }

                else

                {

                        // If the forum is a link and we count redirects we need to visit it

                        // If the forum is having a password or no read access we do not expose the link, but instead handle it in viewforum

                        if (($row['forum_flags'] & FORUM_FLAG_LINK_TRACK) || $row['forum_password'] || !$auth->acl_get('f_read', $forum_id))

                        {

                                $u_viewforum = append_sid("{$phpbb_root_path}viewforum.$phpEx", 'f=' . $row['forum_id']);

                        }

                        else

                        {

                                $u_viewforum = $row['forum_link'];

                        }

                }

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

                        'S_IS_CAT'                        => false,

                        'S_NO_CAT'                        => $catless && !$last_catless,

                        'S_IS_LINK'                        => ($row['forum_type'] == FORUM_LINK) ? true : false,

                        'S_UNREAD_FORUM'        => $forum_unread,

                        'S_AUTH_READ'                => $auth->acl_get('f_read', $row['forum_id']),

                        'S_LOCKED_FORUM'        => ($row['forum_status'] == ITEM_LOCKED) ? true : false,

                        'S_LIST_SUBFORUMS'        => ($row['display_subforum_list']) ? true : false,

                        'S_SUBFORUMS'                => (sizeof($subforums_list)) ? true : false,

                        'S_FEED_ENABLED'        => ($config['feed_forum'] && !phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $row['forum_options']) && $row['forum_type'] == FORUM_POST) ? true : false,

                        'FORUM_ID'                                => $row['forum_id'],

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

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

                        'TOPICS'                                => $row['forum_topics'],

                        $l_post_click_count                => $post_click_count,

                        'FORUM_FOLDER_IMG'                => $user->img($folder_image, $folder_alt),

                        'FORUM_FOLDER_IMG_SRC'        => $user->img($folder_image, $folder_alt, false, '', 'src'),

                        'FORUM_FOLDER_IMG_ALT'        => isset($user->lang[$folder_alt]) ? $user->lang[$folder_alt] : '',

                        'FORUM_IMAGE'                        => ($row['forum_image']) ? '<img src="' . $phpbb_root_path . $row['forum_image'] . '" alt="' . $user->lang[$folder_alt] . '" />' : '',

                        'FORUM_IMAGE_SRC'                => ($row['forum_image']) ? $phpbb_root_path . $row['forum_image'] : '',

                        'LAST_POST_SUBJECT'                => censor_text($last_post_subject),

                        'LAST_POST_TIME'                => $last_post_time,

                        'LAST_POSTER'                        => get_username_string('username', $row['forum_last_poster_id'], $row['forum_last_poster_name'], $row['forum_last_poster_colour']),

                        'LAST_POSTER_COLOUR'        => get_username_string('colour', $row['forum_last_poster_id'], $row['forum_last_poster_name'], $row['forum_last_poster_colour']),

                        'LAST_POSTER_FULL'                => get_username_string('full', $row['forum_last_poster_id'], $row['forum_last_poster_name'], $row['forum_last_poster_colour']),

                        'MODERATORS'                        => $moderators_list,

                        'SUBFORUMS'                                => $s_subforums_list,

                        'L_SUBFORUM_STR'                => $l_subforums,

                        'L_MODERATOR_STR'                => $l_moderator,

                        'U_UNAPPROVED_TOPICS'        => ($row['forum_id_unapproved_topics']) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&mode=unapproved_topics&f=' . $row['forum_id_unapproved_topics']) : '',

                        'U_VIEWFORUM'                => $u_viewforum,

                        'U_LAST_POSTER'                => get_username_string('profile', $row['forum_last_poster_id'], $row['forum_last_poster_name'], $row['forum_last_poster_colour']),

                        'U_LAST_POST'                => $last_post_url)

                );

                // Assign subforums loop for style authors

                foreach ($subforums_list as $subforum)

                {

                        $template->assign_block_vars('forumrow.subforum', array(

                                'U_SUBFORUM'        => $subforum['link'],

                                'SUBFORUM_NAME'        => $subforum['name'],

                                'S_UNREAD'                => $subforum['unread'])

                        );

                }

                $last_catless = $catless;

        }

        $template->assign_vars(array(

                'U_MARK_FORUMS'                => ($user->data['is_registered'] || $config['load_anon_lastread']) ? append_sid("{$phpbb_root_path}viewforum.$phpEx", 'hash=' . generate_link_hash('global') . '&f=' . $root_data['forum_id'] . '&mark=forums') : '',

                'S_HAS_SUBFORUM'        => ($visible_forums) ? true : false,

                'L_SUBFORUM'                => ($visible_forums == 1) ? $user->lang['SUBFORUM'] : $user->lang['SUBFORUMS'],

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

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

        ));

        if ($return_moderators)

        {

                return array($active_forum_ary, $forum_moderators);

        }

        return array($active_forum_ary, array());

}

/**

* Create forum rules for given forum

*/

function generate_forum_rules(&$forum_data)

{

        if (!$forum_data['forum_rules'] && !$forum_data['forum_rules_link'])

        {

                return;

        }

        global $template, $phpbb_root_path, $phpEx;

        if ($forum_data['forum_rules'])

        {

                $forum_data['forum_rules'] = generate_text_for_display($forum_data['forum_rules'], $forum_data['forum_rules_uid'], $forum_data['forum_rules_bitfield'], $forum_data['forum_rules_options']);

        }

        $template->assign_vars(array(

                'S_FORUM_RULES'        => true,

                'U_FORUM_RULES'        => $forum_data['forum_rules_link'],

                'FORUM_RULES'        => $forum_data['forum_rules'])

        );

}

/**

* Create forum navigation links for given forum, create parent

* list if currently null, assign basic forum info to template

*/

function generate_forum_nav(&$forum_data)

{

        global $db, $user, $template, $auth, $config;

        global $phpEx, $phpbb_root_path;

        if (!$auth->acl_get('f_list', $forum_data['forum_id']))

        {

                return;

        }

        // Get forum parents

        $forum_parents = get_forum_parents($forum_data);

        // Build navigation links

        if (!empty($forum_parents))

        {

                foreach ($forum_parents as $parent_forum_id => $parent_data)

                {

                        list($parent_name, $parent_type) = array_values($parent_data);

                        // Skip this parent if the user does not have the permission to view it

                        if (!$auth->acl_get('f_list', $parent_forum_id))

                        {

                                continue;

                        }

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

                                'S_IS_CAT'                => ($parent_type == FORUM_CAT) ? true : false,

                                'S_IS_LINK'                => ($parent_type == FORUM_LINK) ? true : false,

                                'S_IS_POST'                => ($parent_type == FORUM_POST) ? true : false,

                                'FORUM_NAME'        => $parent_name,

                                'FORUM_ID'                => $parent_forum_id,

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

                        );

                }

        }

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

                'S_IS_CAT'                => ($forum_data['forum_type'] == FORUM_CAT) ? true : false,

                'S_IS_LINK'                => ($forum_data['forum_type'] == FORUM_LINK) ? true : false,

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

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

                'FORUM_ID'                => $forum_data['forum_id'],

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

        );

        $template->assign_vars(array(

                'FORUM_ID'                 => $forum_data['forum_id'],

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

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

                'S_ENABLE_FEEDS_FORUM'        => ($config['feed_forum'] && $forum_data['forum_type'] == FORUM_POST && !phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $forum_data['forum_options'])) ? true : false,

        ));

        return;

}

/**

* Returns forum parents as an array. Get them from forum_data if available, or update the database otherwise

*/

function get_forum_parents(&$forum_data)

{

        global $db;

        $forum_parents = array();

        if ($forum_data['parent_id'] > 0)

        {

                if ($forum_data['forum_parents'] == '')

                {

                        $sql = 'SELECT forum_id, forum_name, forum_type

                                FROM ' . FORUMS_TABLE . '

                                WHERE left_id < ' . $forum_data['left_id'] . '

                                        AND right_id > ' . $forum_data['right_id'] . '