forumdisplay.php

Discuz功能源码（开源）

<?php

/*
	[Discuz!] (C)2001-2009 Comsenz Inc.
	This is NOT a freeware, use is subject to license terms

	$Id: forumdisplay.php 16946 2008-11-28 05:30:28Z tiger $
*/

define('CURSCRIPT', 'forumdisplay');

require_once './include/common.inc.php';
require_once DISCUZ_ROOT.'./include/forum.func.php';

$discuz_action = 2;

if($forum['redirect']) {
	dheader("Location: $forum[redirect]");
} elseif($forum['type'] == 'group') {
	dheader("Location: {$indexname}?gid=$fid");
} elseif(empty($forum['fid'])) {
	showmessage('forum_nonexistence', NULL, 'HALTED');
}

$showoldetails = isset($showoldetails) ? $showoldetails : '';
switch($showoldetails) {
	case 'no': dsetcookie('onlineforum', 0, 86400 * 365); break;
	case 'yes': dsetcookie('onlineforum', 1, 86400 * 365); break;
}

$forum['name'] = strip_tags($forum['name']) ? strip_tags($forum['name']) : $forum['name'];

if($forum['type'] == 'forum') {
	$navigation = '&raquo; '.$forum['name'];
	$navtitle = $forum['name'];
} else {
	$forumup = $_DCACHE['forums'][$forum['fup']]['name'];
	$navigation = '&raquo; <a href="forumdisplay.php?fid='.$forum['fup'].'">'.$forumup.'</a> &raquo; '.$forum['name'];
	$navtitle = $forum['name'].' - '.strip_tags($forumup);
}

$rsshead = $rssstatus ? ('<link rel="alternate" type="application/rss+xml" title="'.$bbname.' - '.$navtitle.'" href="'.$boardurl.'rss.php?fid='.$fid.'&amp;auth='.$rssauth."\" />\n") : '';
$navtitle .= ' - ';
$metakeywords = !$forum['keywords'] ? $forum['name'] : $forum['keywords'];
$metadescription = !$forum['description'] ? $forum['name'] : strip_tags($forum['description']);

if($forum['viewperm'] && !forumperm($forum['viewperm']) && !$forum['allowview']) {
	showmessage('forum_nopermission', NULL, 'NOPERM');
} elseif ($forum['formulaperm']) {
	formulaperm($forum['formulaperm']);
}

if($forum['password']) {
	if($action == 'pwverify') {
		if($pw != $forum['password']) {
			showmessage('forum_passwd_incorrect', NULL, 'HALTED');
		} else {
			dsetcookie('fidpw'.$fid, $pw);
			showmessage('forum_passwd_correct', "forumdisplay.php?fid=$fid");
		}
	} elseif($forum['password'] != $_DCOOKIE['fidpw'.$fid]) {
		include template('forumdisplay_passwd');
		exit();
	}
}

$sdb = loadmultiserver();

foreach(array('modarea_c', 'sidebar') as $key) {
	if(!isset($_COOKIE['discuz_collapse']) || strpos($_COOKIE['discuz_collapse'], $key) === FALSE) {
		$collapseimg[$key] = 'collapsed_no';
		$collapse[$key] = '';
	} else {
		$collapseimg[$key] = 'collapsed_yes';
		$collapse[$key] = 'display: none';
	}
}

$forum['modrecommend'] = $forum['modrecommend'] ? unserialize($forum['modrecommend']) : array();
if($forum['modrecommend'] && $forum['modrecommend']['open']) {
	$forum['recommendlist'] = recommendupdate($fid, $forum['modrecommend']);
}

$toptablewidth = $forum['rules'] && $forum['recommendlist'] ? '50%' : '100%';
$infosidestatus[0] = !empty($infosidestatus['f'.$fid][0]) ? $infosidestatus['f'.$fid][0] : $infosidestatus[0];
$infosidestatus['allow'] = $infosidestatus['allow'] && $infosidestatus[0] && $infosidestatus[0] != -1 ? (!$collapse['sidebar'] ? 2 : 1) : 0;

$forum['typemodels'] = $forum['typemodels'] ? unserialize($forum['typemodels']) : array();

$moderatedby = moddisplay($forum['moderators'], 'forumdisplay');
$highlight = empty($highlight) ? '' : htmlspecialchars($highlight);
if($forum['autoclose']) {
	$closedby = $forum['autoclose'] > 0 ? 'dateline' : 'lastpost';
	$forum['autoclose'] = abs($forum['autoclose']) * 86400;
}

$subexists = 0;
foreach($_DCACHE['forums'] as $sub) {
	if($sub['type'] == 'sub' && $sub['fup'] == $fid && (!$hideprivate || !$sub['viewperm'] || forumperm($sub['viewperm']) || strstr($sub['users'], "\t$discuz_uid\t"))) {
		$subexists = 1;
		$sublist = array();
		$sql = $accessmasks ? "SELECT f.fid, f.fup, f.type, f.name, f.threads, f.posts, f.todayposts, f.lastpost, ff.description, ff.moderators, ff.icon, ff.viewperm, a.allowview FROM {$tablepre}forums f
						LEFT JOIN {$tablepre}forumfields ff ON ff.fid=f.fid
						LEFT JOIN {$tablepre}access a ON a.uid='$discuz_uid' AND a.fid=f.fid
						WHERE fup='$fid' AND status>0 AND type='sub' ORDER BY f.displayorder"
					: "SELECT f.fid, f.fup, f.type, f.name, f.threads, f.posts, f.todayposts, f.lastpost, ff.description, ff.moderators, ff.icon, ff.viewperm FROM {$tablepre}forums f
						LEFT JOIN {$tablepre}forumfields ff USING(fid)
						WHERE f.fup='$fid' AND f.status>0 AND f.type='sub' ORDER BY f.displayorder";
		$query = $sdb->query($sql);
		while($sub = $sdb->fetch_array($query)) {
			if(forum($sub)) {
				$sub['orderid'] = count($sublist);
				$sublist[] = $sub;
			}
		}
		break;
	}
}

if($subexists) {
	if($forum['forumcolumns']) {
		$forum['forumcolwidth'] = floor(100 / $forum['forumcolumns']).'%';
		$forum['subscount'] = count($sublist);
		$forum['endrows'] = '';
		if($colspan = $forum['subscount'] % $forum['forumcolumns']) {
			while(($forum['forumcolumns'] - $colspan) > 0) {
				$forum['endrows'] .= '<td>&nbsp;</td>';
				$colspan ++;
			}
			$forum['endrows'] .= '</tr>';
		}
	}
	if(empty($_COOKIE['discuz_collapse']) || strpos($_COOKIE['discuz_collapse'], 'subforum_'.$fid) === FALSE) {
		$collapse['subforum'] = '';
		$collapseimg['subforum'] = 'collapsed_no.gif';
	} else {
		$collapse['subforum'] = 'display: none';
		$collapseimg['subforum'] = 'collapsed_yes.gif';
	}
}

if($forum['simple'] & 1) {
	$forummenu = '';
	if($forumjump) {
		$forummenu = forumselect(FALSE, 1);
	}
	include template('forumdisplay_simple');
	exit();
}

$page = isset($page) ? max(1, intval($page)) : 1;
$page = $threadmaxpages && $page > $threadmaxpages ? 1 : $page;
$start_limit = ($page - 1) * $tpp;

if($page == 1) {
	if($_DCACHE['announcements_forum']) {
		$announcement = $_DCACHE['announcements_forum'];
		$announcement['starttime'] = gmdate($dateformat, $announcement['starttime'] + ($timeoffset * 3600));
	} else {
		$announcement = NULL;
	}
}

$forumdisplayadd = $filteradd = $sortadd = $typeadd = '';
$specialtype = array('poll' => 1, 'trade' => 2, 'reward' => 3, 'activity' => 4, 'debate' => 5, 'video' => 6);

if(isset($filter)) {
	if($filter == 'digest') {
		$forumdisplayadd .= '&amp;filter=digest';
		$filteradd = "AND digest>'0'";
	} elseif($filter == 'type' && $forum['threadtypes']['listable'] && $typeid && isset($forum['threadtypes']['types'][$typeid])) {
		$forumdisplayadd .= "&amp;filter=type&amp;typeid=$typeid";
		$typeadd = "&amp;typeid=$typeid";
		$filteradd = "AND typeid='$typeid'";
		$filteradd .= $sortid ? "AND sortid='$sortid'" : '';
	} elseif($filter == 'sort' && $forum['threadsorts']['listable'] && $sortid && isset($forum['threadsorts']['types'][$sortid])) {
		$forumdisplayadd .= "&amp;filter=sort&amp;sortid=$sortid";
		$sortadd = "&amp;sortid=$sortid";
		$filteradd = "AND sortid='$sortid'";
		$filteradd .= $typeid ? "AND typeid='$typeid'" : '';
	} elseif(preg_match("/^\d+$/", $filter)) {
		$forumdisplayadd .= "&amp;filter=$filter";
		$filteradd = $filter ? "AND lastpost>='".($timestamp - $filter)."'" : '';
	} elseif(isset($specialtype[$filter])) {
		$forumdisplayadd .= "&amp;filter=$filter";
		$filteradd = "AND special='$specialtype[$filter]'";
	} else {
		$filter = '';
	}
} else {
	$filter = '';
}

isset($orderby) && in_array($orderby, array('lastpost', 'dateline', 'replies', 'views')) ? $forumdisplayadd .= "&amp;orderby=$orderby" : $orderby = $_DCACHE['forums'][$fid]['orderby'] ? $_DCACHE['forums'][$fid]['orderby'] : 'lastpost';
isset($ascdesc) && in_array($ascdesc, array('ASC', 'DESC')) ? $forumdisplayadd .= "&amp;ascdesc=$ascdesc" : $ascdesc = $_DCACHE['forums'][$fid]['ascdesc'] ? $_DCACHE['forums'][$fid]['ascdesc'] : 'DESC';

$check = array();
$check[$filter] = $check[$orderby] = $check[$ascdesc] = 'selected="selected"';

if($whosonlinestatus == 2 || $whosonlinestatus == 3) {
	$whosonlinestatus = 1;
	$onlineinfo = explode("\t", $onlinerecord);
	$detailstatus = $showoldetails == 'yes' || (((!isset($_DCOOKIE['onlineforum']) && !$whosonline_contract) || $_DCOOKIE['onlineforum']) && $onlineinfo[0] < 500 && !$showoldetails);

	if($detailstatus) {
		updatesession();
		@include language('actions');
		$whosonline = array();
		$forumname = strip_tags($forum['name']);
		$guestwhere = isset($_DCACHE['onlinelist'][7]) ? '' : "uid>'0' AND";