<?php
/*
[Discuz!] (C)2001-2006 Comsenz Inc.
This is NOT a freeware, use is subject to license terms
$RCSfile: viewthread.php,v $
$Revision: 1.166.2.7 $
$Date: 2007/03/08 20:17:03 $
*/
define('CURSCRIPT', 'viewthread');
define('SQL_ADD_THREAD', ' t.dateline, t.special, t.lastpost AS lastthreadpost,');
require_once './include/common.inc.php';
require_once DISCUZ_ROOT.'./include/forum.func.php';
supe_dbconnect();
$page = max(1, intval($page));
if($cachethreadlife && $forum['threadcaches'] && !$discuz_uid && $page == 1 && !$forum['special']) {
$forum['livedays'] = ceil(($timestamp - $forum['dateline']) / 86400);
$forum['lastpostdays'] = ceil(($timestamp - $forum['lastthreadpost']) / 86400);
$threadcachemark = 100 - (
$forum['displayorder'] * 15 +
$forum['digest'] * 10 +
min($forum['views'] / max($forum['livedays'], 10) * 2, 50) +
max(-10, (15 - $forum['lastpostdays'])) +
min($forum['replies'] / $_DCACHE['settings']['postperpage'] * 1.5, 15));
if($threadcachemark < $forum['threadcaches']) {
$threadcache = getcacheinfo($tid);
if($timestamp - $threadcache['filemtime'] > $cachethreadlife) {
@unlink($threadcache['filename']);
define('CACHE_FILE', $threadcache['filename']);
} else {
readfile($threadcache['filename']);
$supe_pushstatusadd = '';
viewthread_updateviews();
$debug && debuginfo();
die('<script type="text/javascript">document.getElementById("debuginfo").innerHTML = " '.($debug ? 'Update at '.gmdate("H:i:s", $threadcache['filemtime'] + 3600 * 8).', Processed in '.$debuginfo['time'].' second(s), '.$debuginfo['queries'].' Queries'.($gzipcompress ? ', Gzip enabled' : '') : '').'";</script>');
}
}
}
require_once DISCUZ_ROOT.'./include/discuzcode.func.php';
require("./include/add_function.php");
$discuz_action = 3;
$query = $db->query("SELECT * FROM {$tablepre}threads t WHERE tid='$tid' AND displayorder>='0'");
$lastmod = array();
if(!$thread = $db->fetch_array($query)) {
$tid = $_GET['tid'];
if(is_numeric($tid) && $supe['status'] && !empty($supe_fromsupesite) && md5("$discuz_auth_key-$tid") == $supe_fromsupesite) {
supe_dbconnect();
$supe['db']->query("UPDATE {$supe[tablepre]}spaceitems SET tid='0' WHERE tid='$tid'");
}
showmessage('thread_nonexistence');
} elseif($thread['moderated']) {
$query = $db->query("SELECT uid AS moduid, username AS modusername, dateline AS moddateline, action AS modaction, magicid
FROM {$tablepre}threadsmod
WHERE tid='$tid' ORDER BY dateline DESC LIMIT 1");
if($lastmod = $db->fetch_array($query)) {
include language('modactions');
$lastmod['modusername'] = $lastmod['modusername'] ? $lastmod['modusername'] : 'System';
$lastmod['moddateline'] = gmdate("$dateformat $timeformat", $lastmod['moddateline'] + $timeoffset * 3600);
$lastmod['modaction'] = $modactioncode[$lastmod['modaction']];
if($lastmod['magicid']) {
require_once DISCUZ_ROOT.'./forumdata/cache/cache_magics.php';
$lastmod['magicname'] = $_DCACHE['magics'][$lastmod['magicid']]['name'];
}
} else {
$db->query("UPDATE {$tablepre}threads SET moderated='0' WHERE tid='$tid'", 'UNBUFFERED');
}
}
$supe_fromdiscuz = $supe['status'] && $thread['itemid'] ? md5("$discuz_auth_key-$thread[itemid]") : '';
$iscircle = $supe['status'] && $supe['circlestatus'] && $forum['status'] == 2 && $thread['sgid'];
$codecount = 0;
$thread['subjectenc'] = rawurlencode($thread['subject']);
$fromuid = $creditspolicy['promotion_visit'] && $discuz_uid ? '&fromuid='.$discuz_uid : '';
$oldtopics = isset($_DCOOKIE['oldtopics']) ? $_DCOOKIE['oldtopics'] : 'D';
if(strpos($oldtopics, 'D'.$tid.'D') === FALSE) {
$oldtopics = 'D'.$tid.$oldtopics;
if(strlen($oldtopics) > 3072) {
$oldtopics = preg_replace("((D\d+)+D).*$", "\\1", substr($oldtopics, 0, 3072));
}
dsetcookie('oldtopics', $oldtopics, 3600);
}
if($lastvisit < $thread['lastpost'] && (!isset($_DCOOKIE['fid'.$fid]) || $thread['lastpost'] > $_DCOOKIE['fid'.$fid])) {
dsetcookie('fid'.$fid, $thread['lastpost'], 3600);
}
$navigation = '» <a href="'.($iscircle ? $supe['siteurl'].'?action_mygroup_gid_'.$thread['sgid'].'_op_list_type_bbs_fid_'.$fid : 'forumdisplay.php?fid='.$fid.($extra ? '&'.preg_replace("/^(&)*/", '', $extra) : '')).'">'.$forum[name].'</a> » '.$thread[subject];
$navtitle = $thread['subject'].' - '.strip_tags($forum['name']);
if($forum['type'] == 'sub') {
$query = $db->query("SELECT fid, name FROM {$tablepre}forums WHERE fid='$forum[fup]'");
$fup = $db->fetch_array($query);
$navigation = '» <a href="'.($iscircle ? $supe['siteurl'].'?action_mygroup_gid_'.$thread['sgid'].'_op_list_type_bbs_fid_'.$fup[fid] : 'forumdisplay.php?fid='.$fup[fid]).'">'.$fup[name].'</a> '.$navigation;
$navtitle = $navtitle.' - '.strip_tags($fup['name']);
}
$navtitle .= ' - ';
if($thread['typeid'] && isset($forum['threadtypes']['types'][$thread['typeid']])) {
$thread['subject'] = ($forum['threadtypes']['listable'] ? '<a href="forumdisplay.php?fid='.$fid.'&filter=type&typeid='.$thread['typeid'].'">['.$forum['threadtypes']['types'][$thread['typeid']].']</a>' : '['.$forum['threadtypes']['types'][$thread['typeid']].']').' '.$thread['subject'];
}
if(empty($forum['allowview'])) {
if(!$forum['viewperm'] && !$readaccess) {
showmessage('group_nopermission', NULL, 'NOPERM');
} elseif($forum['viewperm'] && !forumperm($forum['viewperm'])) {
$navtitle = '';
showmessage('forum_nopermission', NULL, 'NOPERM');
}
}
if($forum['password'] && $forum['password'] != $_DCOOKIE['fidpw'.$fid]) {
dheader("Location: {$boardurl}forumdisplay.php?fid=$fid&sid=$sid");
}
if($thread['readperm'] && $thread['readperm'] > $readaccess && !$forum['ismoderator'] && $thread['authorid'] != $discuz_uid) {
showmessage('thread_nopermission', NULL, 'NOPERM');
}
if($thread['price'] > 0 && $thread['special'] == 0) {
if($maxchargespan && $timestamp - $thread['dateline'] >= $maxchargespan * 3600) {
$db->query("UPDATE {$tablepre}threads SET price='0' WHERE tid='$tid'");
$thread['price'] = 0;
} else {
if(!$discuz_uid) {
showmessage('group_nopermission', NULL, 'NOPERM');
} elseif(!$forum['ismoderator'] && $thread['authorid'] != $discuz_uid) {
$query = $db->query("SELECT tid FROM {$tablepre}paymentlog WHERE tid='$tid' AND uid='$discuz_uid'");
if(!$db->num_rows($query)) {
require_once DISCUZ_ROOT.'./include/threadpay.inc.php';
exit();
}
}
}
}
if($iscircle) {
require_once DISCUZ_ROOT.'./include/supesite_circle.inc.php';
}
$raterange = $modratelimit && $adminid == 3 && !$forum['ismoderator'] ? array() : $raterange;
$extra = rawurlencode($extra);
$allowgetattach = !empty($forum['allowgetattach']) || ($allowgetattach && !$forum['getattachperm']) || forumperm($forum['getattachperm']);
$postlist = $attachtags = $attachlist = array();
$attachpids = $announcepm = 0;
if(empty($action) && $tid) {
$pmlist = array();
if($_DCACHE['pmlist']) {
$readapmids = !empty($_DCOOKIE['readapmid']) ? explode('D', $_DCOOKIE['readapmid']) : array();
foreach($_DCACHE['pmlist'] as $pm) {
if($discuz_uid && (empty($pm['groups']) || in_array($groupid, $pm['groups']))) {
if(!in_array($pm['id'], $readapmids)) {
$pm['announce'] = TRUE;
$pmlist[] = $pm;
$announcepm++;
}
}
}
}
if($discuz_uid && $newpm) {
require_once DISCUZ_ROOT.'./include/pmprompt.inc.php';
}
$showsettings = str_pad(decbin($showsettings), 3, '0', STR_PAD_LEFT);
$customshow = $discuz_uid ? str_pad(base_convert($customshow, 10, 3), 3, '0', STR_PAD_LEFT) : '222';
$showsignatures = $customshow{0} == 2 ? $showsettings{0} : $customshow{0};
$showavatars = $customshow{1} == 2 ? $showsettings{1} : $customshow{1};
$showimages = $customshow{2} == 2 ? $showsettings{2} : $customshow{2};
$allowpaytoauthor = $forum['allowpaytoauthor'];
//get qihoo status (pos. -3)
$searchboxstatus = substr(sprintf('%03b', $qihoo_searchbox), -3, 1);
$highlightstatus = isset($highlight) && str_replace('+', '', $highlight) ? 1 : 0;
$maxsigrows = $maxsigrows ? 'style="overflow: hidden; max-height: '.$maxsigrows.'em; maxHeightIE: '.($maxsigrows * intval(FONTSIZE) + 5).'px;"' : '';
$ppp = $forum['threadcaches'] && !$discuz_uid ? $_DCACHE['settings']['postperpage'] : $ppp;
$start_limit = $numpost = ($page - 1) * $ppp;
if($start_limit > $thread['replies']) {
$start_limit = $numpost = 0;
$page = 1;
}
$multipage = multi($thread['replies'] + 1, $ppp, $page, "viewthread.php?tid=$tid&extra=$extra".(isset($highlight) ? "&highlight=".rawurlencode($highlight) : ''));
if($thread['special'] > 0) {
include_once DISCUZ_ROOT.'./include/special.inc.php';
}
$extcredits_thread = array();
if(!empty($extcredits)) {
foreach($extcredits as $key => $value) {
if($value['showinthread']) {
$extcredits_thread['extcredits'.$key] = array('title' => $value['title'], 'unit' => $value['unit']);
}
}
}
$fieldsadd = '';
if(is_array($_DCACHE['fields_thread'])) {
foreach($_DCACHE['fields_thread'] as $field) {
$fieldsadd .= ', mf.field_'.$field['fieldid'];
}
}
$newpostanchor = $postcount = $ratelogpids = 0;
$onlineauthors = array();
$query = $db->query("SELECT p.*, m.uid, m.username, m.groupid, m.adminid, m.regdate, m.lastactivity, m.posts, m.digestposts, m.oltime,
m.pageviews, m.credits, m.extcredits1, m.extcredits2, m.extcredits3, m.extcredits4, m.extcredits5, m.extcredits6,
m.extcredits7, m.extcredits8, m.email, m.gender, m.showemail, m.invisible, m.xspacestatus, mf.nickname, mf.site,
mf.icq, mf.qq, mf.yahoo, mf.msn, mf.taobao, mf.alipay, mf.location, mf.medals, mf.avatar, mf.avatarwidth,
mf.avatarheight, mf.sightml AS signature, mf.customstatus, mf.spacename $fieldsadd
FROM {$tablepre}posts p
LEFT JOIN {$tablepre}members m ON m.uid=p.authorid
LEFT JOIN {$tablepre}memberfields mf ON mf.uid=m.uid
WHERE p.tid='$tid' AND p.invisible='0' ORDER BY dateline LIMIT $start_limit, $ppp");
while($post = $db->fetch_array($query)) {
if(!$newpostanchor && $post['dateline'] > $lastvisit) {
$post['newpostanchor'] = '<a name="newpost"></a>';
$newpostanchor = 1;
} else {
$post['newpostanchor'] = '';
}
$post['lastpostanchor'] = $numpost == $thread['replies'] ? '<a name="lastpost"></a>' : '';
$post['number'] = ++$numpost;
$post['count'] = $postcount++;
$post['thisbg'] = $thisbg = isset($thisbg) && $thisbg == 'altbg1' ? 'altbg2' : 'altbg1';
$post['dbdateline'] = $post['dateline'];
$post['dateline'] = gmdate("$dateformat $timeformat", $post['dateline'] + $timeoffset * 3600);
$daysreg = ($timestamp - $post['regdate']) / (24*3600);
$ppd = $post['posts'] / $daysreg;
$post['exp_mp_hp'] = exp_mp_hp($post['posts'],$ppd,$daysreg);
$post['groupid'] = $_DCACHE['usergroups'][$post['groupid']] ? $post['groupid'] : 7;
if($post['username']) {
$onlineauthors[] = $post['authorid'];
$post['groupid'] = getgroupid($post['authorid'], $_DCACHE['usergroups'][$post['groupid']], $post);
$post['readaccess'] = $_DCACHE['usergroups'][$post['groupid']]['readaccess'];
if($userstatusby == 1 || $_DCACHE['usergroups'][$post['groupid']]['byrank'] === '0') {
$post['authortitle'] = $_DCACHE['usergroups'][$post['groupid']]['grouptitle'];
$post['stars'] = $_DCACHE['usergroups'][$post['groupid']]['stars'];
} elseif($userstatusby == 2) {
foreach($_DCACHE['ranks'] as $rank) {
if($post['posts'] > $rank['postshigher']) {
$post['authortitle'] = $rank['ranktitle'];
$post['stars'] = $rank['stars'];
break;
}
}
}
if(!$allowpaytoauthor) {
$post['alipay'] = '';
}
$post['taobao'] = addslashes($post['taobao']);
$post['authoras'] = !$post['anonymous'] ? ' '.addslashes($post['author']) : '';
$post['regdate'] = gmdate($dateformat, $post['regdate'] + $timeoffset * 3600);
$post['allowuseblog'] = $_DCACHE['usergroups'][$post['groupid']]['allowuseblog'];
if($post['medals']) {
require_once DISCUZ_ROOT.'./forumdata/cache/cache_medals.php';
foreach($post['medals'] = explode("\t", $post['medals']) as $key => $medalid) {
if(isset($_DCACHE['medals'][$medalid])) {
$post['medals'][$key] = $_DCACHE['medals'][$medalid];
} else {
unset($post['medals'][$key]);
}
}
}
if(($post['overtime'] > $timestamp + $_DCACHE['settings']['timeoffset'] * 3600) && ($post['status']&1)==1) {
$post['avatar'] = '被诅咒中...<br><img src="images/pig/'.$post['type'].'.gif" border="0" alt="我是猪头" /><br>恢复时间:'.gmdate('Y-n-d H:i',$post['overtime']);
}else{
if($showavatars) {
if($_DCACHE['usergroups'][$post['groupid']]['groupavatar']) {
$post['avatar'] = '<img src="'.$_DCACHE['usergroups'][$post['groupid']]['groupavatar'].'" border="0" alt="" />';
} elseif($_DCACHE['usergroups'][$post['groupid']]['allowavatar'] && $post['avatar']) {
$post['avatar'] = '<div class="avatar" style="width: '.$post['avatarwidth'].'"><img src="'.$post['avatar'].'" width="'.$post['avatarwidth'].'" height="'.$post['avatarheight'].'" border="0" alt="" /></div>';
} else {
$post['avatar'] = '<img src="./images/avatars/noavatar.gif" border="0" alt="" />';
}
}
}
} else {
if(!$post['authorid']) {
$post['useip'] = substr($post['useip'], 0, strrpos($post['useip'], '.')).'.x';
}
}
$post['attachments'] = array();
if($post['attachment'] && $allowgetattach) {
$attachpids .= ",$post[pid]";
$post['attachment'] = 0;
if(preg_match_all("/\[attach\](\d+)\[\/attach\]/i", $post['message'], $matchaids)) {
$attachtags[$post['pid']] = $matchaids[1];
}
}
if($ratelogrecord && $post['ratetimes']) $ratelogpids .= ','.$post['pid'];
$forum['allowbbcode'] = $forum['allowbbcode'] ? ($_DCACHE['usergroups'][$post['groupid']]['allowcusbbcode'] ? 2 : 1) : 0;
$post['ratings'] = karmaimg($post['rate'], $post['ratetimes']);
$post['message'] = discuzcode($post['message'], $post['smileyoff'], $post['bbcodeoff'], $post['htmlon'], $forum['allowsmilies'], $forum['allowbbcode'], ($forum['allowimgcode'] && $showimages ? 1 : 0), $forum['allowhtml'], ($forum['jammer'] && $post['authorid'] != $discuz_uid ? 1 : 0), 0, $post['authorid']);
//-----------------------每个主题只显示一次签名 for 南坝论坛修改版
$count[$post['authorid']] = $post['usesig'] ? $count[$post['authorid']] + 1 : $count[$post['authorid']];
$post['signature'] = $count[$post['authorid']] == 1 ? $post['signature'] : NULL;
//-----------------------每个主题只显示一次签名 for www.nanba.com.cn
$post['signature'] = $post['usesig'] ? $post['signature'] : '';
$postlist[$post['pid']] = $post;
}
if($vtonlinestatus == 2 && $onlineauthors) {
$query = $db->query("SELECT uid FROM {$tablepre}sessions WHERE uid IN(".(implode(',', $onlineauthors)).") AND invisible=0");
$onlineauthors = array();
while($author = $db->fetch_array($query)) {
$onlineauthors[$author['uid']] = 1;
}
} else {
$onlineauthors = array();
}
if($ratelogpids) {
$query = $db->query("SELECT * FROM {$tablepre}ratelog WHERE pid IN ($ratelogpids) ORDER BY dateline DESC");
while($ratelog = $db->fetch_array($query)) {
if(count($postlist[$ratelog['pid']]['ratelog']) < $ratelogrecord) {
$ratelog['dateline'] = gmdate("$dateformat $timeformat", $ratelog['dateline'] + $timeoffset * 3600);
$ratelog['score'] = $ratelog['score'] > 0 ? '+'.$ratelog['score'] : $ratelog['score'];
$ratelog['reason'] = dhtmlspecialchars($ratelog['reason']);
$postlist[$ratelog['pid']]['ratelog'][] = $ratelog;
}
}
}
if($attachpids) {
require_once DISCUZ_ROOT.'./include/attachment.func.php';
parseattach($attachpids, $attachtags, $postlist, $showimages);
}
if(empty($postlist)) {
showmessage('undefined_action', NULL, 'HALTED');
}
$relatedthreadlist = array();
$relatedthreadupdate = FALSE;
if(!empty($qihoo_status) && $qihoo_relatedthreads && $qihoo_searchbox) {
$site = site();
$relatedkeywords = $metakeywords = '';
$query = $db->query("SELECT expiration, keywords, relatedthreads FROM {$tablepre}relatedthreads WHERE tid='$tid'");
$related = $db->fetch_array($query);
if($related['expiration'] > $timestamp) {
$relatedthreadlist = unserialize($related['relatedthreads']);
if($related['keywords']) {
$searchkeywords = rawurlencode(str_replace("\t", ' ', $related['keywords']));
foreach(explode("\t", $related['keywords']) as $keyword) {
$relatedkeywords .= $keyword ? '<a href="search.php?srchtype=qihoo&srchtxt='.rawurlencode($keyword).'&searchsubmit=yes" target="_blank"><span class="bold"><font color=red>'.$keyword.'</font></span></a> ' : '';
$metakeywords .= $keyword ? $keyword.',' : '';
}
}
} else {
$relatedthreadupdate = TRUE;
$verifykey = md5($authkey.$tid.$thread['subjectenc'].$charset.$site);
}
}
$relatedthreads = array();
if(!empty($relatedthreadlist)) {
if(!isset($_COOKIE['discuz_collapse']) || strpos($_COOKIE['discuz_collapse'], 'relatedthreads') === FALSE) {
$relatedthreads['img'] = 'collapsed_no.gif';
$relatedthreads['style'] = '';
} else {
$relatedthreads['img'] = 'collapsed_yes.gif';
$relatedthreads['style'] = 'display: none';
}
}
$visitedforums = $visitedforums ? visitedforums() : '';
$forumselect = $forummenu = $smmultipage = '';
if($fastpost && $allowpost && $_DCACHE['smiliesnum'] > $smcols * $smrows) {
$smpage = max(1, intval($_COOKIE['smpage']));
$smmultipage = multi($_DCACHE['smiliesnum'], $smcols * $smrows, 1, '###', 0, 4, 1, 'getSmilies');
}
if($forumjump && empty($jsmenu[1])) {
$forumselect = forumselect();
}
$usesigcheck = $discuz_uid && $sigstatus ? 'checked' : '';
$allowpostreply = ((!$thread['closed'] && !checkautoclose()) || $forum['ismoderator']) && ((!$forum['replyperm'] && $allowreply) || ($forum['replyperm'] && forumperm($forum['replyperm'])) || $forum['allowreply']);
$allowpost = (!$forum['postperm'] && $allowpost) || ($forum['postperm'] && forumperm($forum['postperm'])) || $forum['allowpost'];
if($allowpost) {
$allowpostpoll = $allowpostpoll && ($forum['allowpostspecial'] & 1);
$allowposttrade = $allowposttrade && ($forum['allowpostspecial'] & 2);
$allowpostreward = $allowpostreward && ($forum['allowpostspecial'] & 4) && isset($extcredits[$creditstrans]);
$allowpostactivity = $allowpostactivity && ($forum['allowpostspecial'] & 8);
} else {
$allowpostpoll = $allowposttrade = $allowpostreward = $allowpostactivity = FALSE;
}
$supe_pushstatusadd = '';
if($supe['status'] && $supe_allowpushthread && $forum['supe_pushsetting']['status'] == 3) {
if(($thread['views'] && $forum['supe_pushsetting']['filter']['views'] && $thread['views'] >= intval($forum['supe_pushsetting']['filter']['views'])) ||
($thread['replies'] && $forum['supe_pushsetting']['filter']['replies'] && $thread['replies'] >= intval($forum['supe_pushsetting']['filter']['replies'])) ||
($thread['digest'] && $forum['supe_pushsetting']['filter']['digest'] && $thread['digest'] >= intval($forum['supe_pushsetting']['filter']['digest'])) ||
($thread['displayorder'] && $forum['supe_pushsetting']['filter']['displayorder'] && $thread['displayorder'] >= intval($forum['supe_pushsetting']['filter']['displayorder']))) {
if($thread['supe_pushstatus'] == 0) {
$supe_pushstatusadd = ", supe_pushstatus='3'";
}
} elseif($thread['supe_pushstatus'] == 3) {
$supe_pushstatusadd = ", supe_pushstatus='0'";
}
}
viewthread_updateviews();
$forumselect = $forummenu = '';
if($forumjump) {
if($jsmenu[1]) {
$forummenu = forumselect(FALSE, 1);
} else {
$forumselect = forumselect();
}
}
include template($iscircle ? 'supesite_viewthread' : 'viewthread');
} elseif($action == 'printable' && $tid) {
if(ISROBOT) {
exit(dheader("HTTP/1.1 403 Forbidden"));
}
require_once DISCUZ_ROOT.'./include/printable.inc.php';
}
function viewthread_updateviews() {
global $delayviewcount, $supe_pushstatusadd, $timestamp, $tablepre, $tid, $db, $adminid;
if(($delayviewcount == 1 || $delayviewcount == 3) && !$supe_pushstatusadd) {
$logfile = './forumdata/cache/cache_threadviews.log';
if(substr($timestamp, -2) == '00') {
require_once DISCUZ_ROOT.'./include/misc.func.php';
updateviews('threads', 'tid', 'views', $logfile);
}
if(@$fp = fopen(DISCUZ_ROOT.$logfile, 'a')) {
fwrite($fp, "$tid\n");
fclose($fp);
} elseif($adminid == 1) {
showmessage('view_log_invalid');
}
} else {
$db->query("UPDATE {$tablepre}threads SET views=views+1 $supe_pushstatusadd WHERE tid='$tid'", 'UNBUFFERED');
}
unset($supe_pushstatusadd);
}
?>
修改好了，拿去吧！
[ 本帖最后由 HPotter 于 2007-3-25 18:08 编辑 ] |
显身卡
楼主
:确实不错!呵~~好象[DST]也有出类似的猪头卡,但功能没有LZ的这么细致了,呵~~