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285 lines
8.3 KiB
PHP
285 lines
8.3 KiB
PHP
<?php
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/***************************************************************************
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* functions_display.php
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* ------------------
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* begin : Saturday, Feb 13, 2001
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* copyright : (C) 2001 The phpBB Group
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* email : support@phpbb.com
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*
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* $Id$
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*
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***************************************************************************/
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/***************************************************************************
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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***************************************************************************/
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function display_forums($root_data = '', $display_moderators = TRUE)
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{
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global $db, $template, $auth, $user;
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global $config, $phpEx, $SID, $forum_moderators;
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$visible_forums = 0;
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if (!$root_data)
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{
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$root_data = array('forum_id' => 0);
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$sql_where = '';
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}
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else
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{
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$sql_where = ' WHERE left_id > ' . $root_data['left_id'] . ' AND left_id < ' . $root_data['right_id'];
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}
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if ($config['load_db_lastread'] && $user->data['user_id'] != ANONYMOUS)
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{
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$lastread_select = ", lr.lastread_time ";
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/* $sql_lastread = 'LEFT JOIN ' . FORUMS_TRACK_TABLE . ' ft ON (ft.user_id = ' . $user->data['user_id'] . '
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AND ft.forum_id = f.forum_id)';*/
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$sql_lastread = 'LEFT JOIN ' . TOPICS_TRACK_TABLE . ' tt ON (tt.user_id = ' . $user->data['user_id'] . '
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AND tt.forum_id IN (f.forum_id, -f.forum_id)
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AND tt.lastread_time >= f.forum_last_post_time)';
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$sql_where .= ' GROUP BY f.forum_id';
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}
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else
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{
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$lastread_select = '';
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$sql_lastread = '';
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// Cookie based tracking
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}
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$sql = "SELECT f.* $lastread_select
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FROM (" . FORUMS_TABLE . " f
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$sql_lastread)
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$sql_where
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ORDER BY left_id";
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$result = $db->sql_query($sql);
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$branch_root_id = $root_data['forum_id'];
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$forum_rows = $subforums = $forum_moderators = array();
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$forum_ids = array($root_data['forum_id']);
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while ($row = $db->sql_fetchrow($result))
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{
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if (isset($right_id))
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{
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if ($row['left_id'] < $right_id)
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{
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continue;
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}
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unset($right_id);
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}
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if (!$row['forum_postable'] && ($row['left_id'] + 1 == $row['right_id']))
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{
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// Non-postable forum with no subforums: don't display
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continue;
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}
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if (!$auth->acl_get('f_list', $row['forum_id']))
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{
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// if the user does not have permissions to list this forum, skip everything until next branch
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$right_id = $row['right_id'];
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continue;
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}
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if ($row['parent_id'] == $root_data['forum_id'])
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{
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// Direct child
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$forum_rows[] = $row;
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$parent_id = $row['forum_id'];
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$forum_ids[] = $row['forum_id'];
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if (!$row['forum_postable'])
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{
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$branch_root_id = $row['forum_id'];
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}
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}
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elseif ($row['parent_id'] == $branch_root_id)
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{
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// Forum directly under a category
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$forum_rows[] = $row;
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$parent_id = $row['forum_id'];
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$forum_ids[] = $row['forum_id'];
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}
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elseif ($row['forum_postable'])
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{
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if ($row['display_on_index'])
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{
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$subforums[$parent_id][$row['forum_id']]['forum_name'] = $row['forum_name'];
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}
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$subforums[$parent_id][$row['forum_id']]['unread_count'] = $row['unread_count'];
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$subforums[$parent_id][$row['forum_id']]['forum_last_post_time'] = $row['forum_last_post_time'];
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$subforums[$parent_id][$row['forum_id']]['forum_id'] = $row['forum_id'];
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$subforums[$parent_id][$row['forum_id']]['forum_last_post_id'] = $row['forum_last_post_id'];
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$subforums[$parent_id][$row['forum_id']]['forum_last_post_time'] = $row['forum_last_post_time'];
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$subforums[$parent_id][$row['forum_id']]['forum_last_poster_name'] = $row['forum_last_poster_name'];
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$subforums[$parent_id][$row['forum_id']]['forum_last_poster_id'] = $row['forum_last_poster_id'];
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}
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}
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$db->sql_freeresult();
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if ($display_moderators)
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{
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get_moderators($forum_moderators, $forum_ids);
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}
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$root_id = $root_data['forum_id'];
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foreach ($forum_rows as $row)
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{
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if ($row['parent_id'] == $root_id)
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{
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if (!$row['forum_postable'])
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{
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$hold = $row;
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continue;
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}
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else
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{
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unset($hold);
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}
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}
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elseif (!empty($hold))
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{
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$template->assign_block_vars('forumrow', array(
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'S_IS_CAT' => TRUE,
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'FORUM_ID' => $hold['forum_id'],
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'FORUM_NAME' => $hold['forum_name'],
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'FORUM_DESC' => $hold['forum_desc'],
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'U_VIEWFORUM' => 'viewforum.' . $phpEx . $SID . '&f=' . $hold['forum_id'])
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);
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unset($hold);
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}
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$visible_forums++;
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$forum_id = $row['forum_id'];
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//
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$unread_topics = ($user->data['user_id'] != ANONYMOUS && $row['unread_count'] < $row['forum_last_post_time']) ? 1 : 0;
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//
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if (isset($subforums[$forum_id]))
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{
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$alist = array();
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foreach ($subforums[$forum_id] as $sub_forum_id => $subforum_row)
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{
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$unread_topics += ($user->data['user_id'] != ANONYMOUS && $subforum_row['unread_count'] < $subforum_row['forum_last_post_time']) ? 1 : 0;
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if (!empty($subforum_row['forum_name']))
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{
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$alist[$sub_forum_id] = $subforum_row['forum_name'];
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}
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if ($subforum_row['forum_last_post_time'] > $row['forum_last_post_time'])
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{
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$row['forum_last_post_time'] = $subforum_row['forum_last_post_time'];
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$row['forum_last_post_id'] = $subforum_row['forum_last_post_id'];
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$row['forum_last_poster_name'] = $subforum_row['forum_last_poster_name'];
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$row['forum_last_poster_id'] = $subforum_row['forum_last_poster_id'];
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$row['forum_id_last_post'] = $subforum_row['forum_id'];
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}
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}
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if (sizeof($alist))
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{
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@natsort($alist);
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$links = array();
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foreach ($alist as $subforum_id => $subforum_name)
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{
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$links[] = '<a href="viewforum.' . $phpEx . $SID . '&f=' . $subforum_id . '">' . $subforum_name . '</a>';
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}
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$subforums_list = implode(', ', $links);
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$l_subforums = (count($subforums[$forum_id]) == 1) ? $user->lang['SUBFORUM'] . ': ' : $user->lang['SUBFORUMS'] . ': ';
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}
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$folder_image = ($unread_topics) ? 'sub_forum_new' : 'sub_forum';
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}
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else
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{
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$folder_image = ($unread_topics) ? 'forum_new' : 'forum';
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$row['forum_id_last_post'] = $row['forum_id'];
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$subforums_list = '';
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$l_subforums = '';
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}
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//
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if ($row['forum_status'] == ITEM_LOCKED)
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{
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$folder_image = 'forum_locked';
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$folder_alt = 'FORUM_LOCKED';
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}
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else
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{
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$folder_alt = ($unread_topics) ? 'NEW_POSTS' : 'NO_NEW_POSTS';
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}
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//
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if ($row['forum_last_post_id'])
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{
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$last_post_time = $user->format_date($row['forum_last_post_time']);
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$last_poster = ($row['forum_last_poster_name'] != '') ? $row['forum_last_poster_name'] : $user->lang['GUEST'];
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$last_poster_url = ($row['forum_last_poster_id'] == ANONYMOUS) ? '' : "memberlist.$phpEx$SID&mode=viewprofile&u=" . $row['forum_last_poster_id'];
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$last_post_url = "viewtopic.$phpEx$SID&f=" . $row['forum_id_last_post'] . '&p=' . $row['forum_last_post_id'] . '#' . $row['forum_last_post_id'];
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}
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else
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{
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$last_post_time = $last_poster = $last_poster_url = $last_post_url = '';
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}
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//
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$l_moderator = $moderators_list = '';
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if ($display_moderators && !empty($forum_moderators[$forum_id]))
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{
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$l_moderator = (count($forum_moderators[$forum_id]) == 1) ? $user->lang['MODERATOR'] : $user->lang['MODERATORS'];
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$moderators_list = implode(', ', $forum_moderators[$forum_id]);
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}
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$template->assign_block_vars('forumrow', array(
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'S_IS_CAT' => FALSE,
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'FORUM_IMG' => $row['forum_image'],
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'LAST_POST_IMG' => $user->img('icon_post_latest', 'VIEW_LATEST_POST'),
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'FORUM_FOLDER_IMG' => $user->img($folder_image, $folder_alt),
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'FORUM_NAME' => $row['forum_name'],
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'FORUM_DESC' => $row['forum_desc'],
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'POSTS' => $row['forum_posts'],
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'TOPICS' => $row['forum_topics'],
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'LAST_POST_TIME' => $last_post_time,
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'LAST_POSTER' => $last_poster,
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'MODERATORS' => $moderators_list,
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'SUBFORUMS' => $subforums_list,
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'L_SUBFORUM_STR' => $l_subforums,
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'L_MODERATOR_STR' => $l_moderator,
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'L_FORUM_FOLDER_ALT'=> $folder_alt,
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'U_LAST_POSTER' => $last_poster_url,
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'U_LAST_POST' => $last_post_url,
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'U_VIEWFORUM' => 'viewforum.' . $phpEx . $SID . '&f=' . $row['forum_id'])
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);
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}
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$template->assign_vars(array(
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'S_HAS_SUBFORUM' => ($visible_forums) ? TRUE : FALSE,
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'L_SUBFORUM' => ($visible_forums == 1) ? $user->lang['SUBFORUM'] : $user->lang['SUBFORUMS'])
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);
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}
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?>
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