【discuzX2】/source/function/function_delete.php数据清理函数集合分析

<?php

/**
*      [Discuz!] (C)2001-2099 Comsenz Inc.
*      This is NOT a freeware, use is subject to license terms
*
*      $Id: function_delete.php 27060 2012-01-04 01:32:05Z songlixin $
*/

if(!defined('IN_DISCUZ')) {
exit('Access Denied');
}

require_once libfile('function/home');

/**
* 删除用户
* @param string $uids 待删的 ID 数组
* @param boolean $delpost 是否包含帖子信息
*/
function deletemember($uids, $delpost = true) {
if(!$uids) {
return;
}
// 腾讯安全
require_once libfile('function/sec');
updateMemberOperate($uids, 2);

if($delpost) {
deleteattach($uids, 'uid');
deletepost($uids, 'authorid');
}
require_once libfile('function/forum');
foreach($uids as $uid) {
my_thread_log('deluser', array('uid' => $uid));
}

$uids = dimplode($uids);
$numdeleted = DB::result_first("SELECT COUNT(*) FROM ".DB::table('common_member')." WHERE uid IN ($uids)");
foreach(array('common_member_field_forum', 'common_member_field_home', 'common_member_count', 'common_member_log', 'common_member_profile',
'common_member_verify', 'common_member_verify_info', 'common_member_status', 'common_member_validate', 'common_member_magic',
'forum_access', 'forum_moderator', 'common_member_action_log') as $table) {
DB::delete($table, "uid IN ($uids)");
}

$doids = array();
$query = DB::query("SELECT * FROM ".DB::table('home_doing')." WHERE uid IN ($uids)");
while($value = DB::fetch($query)) {
$doids[$value['doid']] = $value['doid'];
}
$delsql = !empty($doids) ? "doid IN (".dimplode($doids).") OR " : "";

DB::delete('home_docomment', "$delsql uid IN ($uids)");
DB::delete('common_domain', "id IN ($uids) AND idtype='home'");
DB::delete('home_feed', "uid IN ($uids) OR (id IN ($uids) AND idtype='uid')");
DB::delete('home_notification', "uid IN ($uids) OR authorid IN ($uids)");
DB::delete('home_poke', "uid IN ($uids) OR fromuid IN ($uids)");
DB::delete('home_comment', "(uid IN ($uids) OR authorid IN ($uids) OR (id IN ($uids) AND idtype='uid'))");
DB::delete('home_visitor', "uid IN ($uids) OR vuid IN ($uids)");
DB::delete('home_friend', "uid IN ($uids) OR fuid IN ($uids)");
DB::delete('home_friend_request', "uid IN ($uids) OR fuid IN ($uids)");
DB::delete('common_invite', "uid IN ($uids) OR fuid IN ($uids)");
DB::delete('common_myinvite', "touid IN ($uids) OR fromuid IN ($uids)");
DB::delete('common_moderate', "id IN (".$uids.") AND idtype='uid_cid'");

//note 删除相册图片
$query = DB::query("SELECT filepath, thumb, remote FROM ".DB::table('home_pic')." WHERE uid IN ($uids)");
while($value = DB::fetch($query)) {
$pics[] = $value;
}
deletepicfiles($pics);

//note 删除相册封面图片
include_once libfile('function/home');
$query = DB::query("SELECT * FROM ".DB::table('home_album')." WHERE uid IN ($uids)");
while($value = DB::fetch($query)) {
pic_delete($value['pic'], 'album', 0, ($value['picflag'] == 2 ? 1 : 0));
}

DB::query("DELETE FROM ".DB::table('common_mailcron').", ".DB::table('common_mailqueue')." USING ".DB::table('common_mailcron').", ".DB::table('common_mailqueue')." WHERE ".DB::table('common_mailcron').".touid IN ($uids) AND ".DB::table('common_mailcron').".cid=".DB::table('common_mailqueue').".cid", 'UNBUFFERED');

foreach(array('home_doing', 'home_share', 'home_album', 'common_credit_rule_log', 'common_credit_rule_log_field',
'home_pic', 'home_blog', 'home_blogfield', 'home_class', 'home_clickuser',
'home_userapp', 'home_userappfield', 'home_show', 'common_member') as $table) {
DB::delete($table, "uid IN ($uids)");
}

manyoulog('user', $uids, 'delete');
return $numdeleted;
}

/**
* 删除帖子
* @param array $ids 待删的 ID 数组
* @param string $idtype authorid/tid/pid
* @param boolean $credit 是否处理积分
* @param int $posttableid post分表ID
*/
function deletepost($ids, $idtype = 'pid', $credit = false, $posttableid = false, $recycle = false) {
global $_G;
$recycle = $recycle && $idtype == 'pid' ? true : false;
if($_G['setting']['plugins'][HOOKTYPE.'_deletepost']) {
$_G['deletepostids'] = & $ids;
$hookparam = func_get_args();
hookscript('deletepost', 'global', 'funcs', array('param' => $hookparam, 'step' => 'check'), 'deletepost');
}
if(!$ids || !in_array($idtype, array('authorid', 'tid', 'pid'))) {
return 0;
}

//note post分表缓存
loadcache('posttableids');
$posttableids = !empty($_G['cache']['posttableids']) ? ($posttableid !== false && in_array($posttableid, $_G['cache']['posttableids']) ? array($posttableid) : $_G['cache']['posttableids']): array('0');

if($idtype == 'pid') {
require_once libfile('function/forum');
foreach($ids as $pid) {
my_post_log('delete', array('pid' => $pid));
}
}
$count = count($ids);
$idsstr = dimplode($ids);

//处理积分
if($credit) {
$tuidarray = $ruidarray = array();
foreach($posttableids as $id) {
$query = DB::query('SELECT tid, pid, first, authorid, replycredit, invisible FROM '.DB::table(getposttable($id))." WHERE $idtype IN ($idsstr)");
while($post = DB::fetch($query)) {
if($post['invisible'] != -1 && $post['invisible'] != -5) {
if($post['first']) {
$tuidarray[$post['fid']][] = $post['authorid'];
} else {
$ruidarray[$post['fid']][] = $post['authorid'];
if($post['authorid'] > 0 && $post['replycredit'] > 0) {
$replycredit_list[$post['authorid']][$post['tid']] += $post['replycredit'];
}
}
$tids[] = $post['tid'];
}
}
}

if($tuidarray || $ruidarray) {
require_once libfile('function/post');
}
//处理发贴的积分
if($tuidarray) {
foreach($tuidarray as $fid => $tuids) {
updatepostcredits('-', $tuids, 'post', $fid);
}
}
//处理回帖的积分
if($ruidarray) {
foreach($ruidarray as $fid => $ruids) {
updatepostcredits('-', $ruids, 'reply', $fid);
}
}
}

foreach($posttableids as $id) {
if($recycle) {
DB::query("UPDATE ".DB::table(getposttable($id))." SET invisible='-5' WHERE pid IN ($idsstr)");
} else {
foreach(array(getposttable($id), 'forum_postcomment') as $table) {
DB::delete($table, "$idtype IN ($idsstr)");
}
DB::delete('forum_trade', ($idtype == 'authorid' ? 'sellerid' : $idtype)." IN ($idsstr)");
DB::delete('home_feed', "id IN ($idsstr) AND idtype='".($idtype == 'authorid' ? 'uid' : $idtype)."'");
}
}
if(!$recycle && $idtype != 'authorid') {
foreach(array('forum_postposition', 'forum_poststick') as $table) {
DB::delete($table, "$idtype IN ($idsstr)");
}
}
if($idtype == 'pid') {
DB::delete('forum_postcomment', "rpid IN ($idsstr)");
DB::delete('common_moderate', "id IN ($idsstr) AND idtype='pid'");
}
if($replycredit_list) {
$query = DB::query("SELECT tid, extcreditstype FROM ".DB::table('forum_replycredit')." WHERE tid IN (".dimplode($tids).")");
while($rule = DB::fetch($query)) {
$rule['extcreditstype'] = $rule['extcreditstype'] ? $rule['extcreditstype'] : $_G['setting']['creditstransextra'][10] ;
$replycredity_rule[$rule['tid']] = $rule;
}
foreach($replycredit_list AS $uid => $tid_credit) {
foreach($tid_credit AS $tid => $credit) {
$uid_credit[$replycredity_rule[$tid]['extcreditstype']] -= $credit;
}
updatemembercount($uid, $uid_credit, true);
}
}
if(!$recycle) {
deleteattach($ids, $idtype);
}
if($_G['setting']['plugins'][HOOKTYPE.'_deletepost']) {
hookscript('deletepost', 'global', 'funcs', array('param' => $hookparam, 'step' => 'delete'), 'deletepost');
}
return $count;
}

function deletethreadcover($tids) {
global $_G;
loadcache(array('threadtableids', 'posttableids'));
$threadtableids = !empty($_G['cache']['threadtableids']) ? $_G['cache']['threadtableids'] : array(0);
$deletecover = array();
foreach($threadtableids as $tableid) {
if(!$tableid) {
$threadtable = "forum_thread";
} else {
$threadtable = "forum_thread_$tableid";
}
$query = DB::query("SELECT cover, tid FROM ".DB::table($threadtable)." WHERE tid IN ($tids)");
while($row = DB::fetch($query)) {
if($row['cover']) {
$deletecover[$row['tid']] = $row['cover'];
}
}
}
if($deletecover) {
foreach($deletecover as $tid => $cover) {
$filename = getthreadcover($tid, 0, 1);
$remote = $cover < 0 ? 1 : 0;
dunlink(array('attachment' => $filename, 'remote' => $remote, 'thumb' => 0));
}
}
}

/**
* 删除主题
* @param array $ids 待删的 ID 数组
* @param boolean $membercount 是否更新用户帖数统计
* @param boolean $credit 是否处理积分
* @param boolean $ponly 是否只处理分表、入回收站时使用
*/
function deletethread($tids, $membercount = false, $credit = false, $ponly = false) {
global $_G;
if($_G['setting']['plugins'][HOOKTYPE.'_deletethread']) {
$_G['deletethreadtids'] = & $tids;
$hookparam = func_get_args();
hookscript('deletethread', 'global', 'funcs', array('param' => $hookparam, 'step' => 'check'), 'deletethread');
}
if(!$tids) {
return 0;
}
require_once libfile('function/forum');
foreach($tids as $tid) {
my_post_log('delete', array('tid' => $tid));
}
$count = count($tids);
$tids = dimplode($tids);

//note 主题分表缓存
loadcache(array('threadtableids', 'posttableids'));
$threadtableids = !empty($_G['cache']['threadtableids']) ? $_G['cache']['threadtableids'] : array();
$posttableids = !empty($_G['cache']['posttableids']) ? $_G['cache']['posttableids'] : array('0');
//补充主题主表
if(!in_array(0, $threadtableids)) {
$threadtableids = array_merge(array(0), $threadtableids);
}

DB::delete('common_moderate', "id IN ($tids) AND idtype='tid'");

//note 收集待删的tid、fid、posttableid、threadtables
$atids = $fids = $postids = $threadtables = array();
foreach($threadtableids as $tableid) {
$threadtable = !$tableid ? "forum_thread" : "forum_thread_$tableid";
//note 收集待删的tid、fid、posttableid
$query = DB::query("SELECT cover, tid, fid, posttableid FROM ".DB::table($threadtable)." WHERE tid IN ($tids)");
while($row = DB::fetch($query)) {
$atids[] = $row['tid'];
//note 整理出回帖分表
$row['posttableid'] = !empty($row['posttableid']) && in_array($row['posttableid'], $posttableids) ? $row['posttableid'] : '0';
$postids[$row['posttableid']][$row['tid']] = $row['tid'];
if($tableid) {
$fids[$row['fid']][] = $tableid;
}
}
if(!$tableid && !$ponly) {
$threadtables[] = $threadtable;
}
}

//更新主题、帖子的积分或用户统计
if($credit || $membercount) {
$losslessdel = $_G['setting']['losslessdel'] > 0 ? TIMESTAMP - $_G['setting']['losslessdel'] * 86400 : 0;

//note 从分表中得到所有的post列表
$postlist = $uidarray = $tuidarray = $ruidarray = array();
foreach($postids as $posttableid => $posttabletids) {
$query = DB::query('SELECT tid, first, authorid, dateline, replycredit, invisible FROM '.DB::table(getposttable($posttableid)).' WHERE tid IN ('.dimplode($posttabletids).')');
while($post = DB::fetch($query)) {
if($post['invisible'] != -1 && $post['invisible'] != -5) {
$postlist[] = $post;
}
}
}
$query = DB::query("SELECT tid, extcreditstype FROM ".DB::table('forum_replycredit')." WHERE tid IN ($tids)");
while($rule = DB::fetch($query)) {
$rule['extcreditstype'] = $rule['extcreditstype'] ? $rule['extcreditstype'] : $_G['setting']['creditstransextra'][10] ;
$replycredit_rule[$rule['tid']] = $rule;
}

//note 处理post
foreach($postlist as $post) {
if($post['dateline'] < $losslessdel) {
if($membercount) {
if($post['first']) {
updatemembercount($post['authorid'], array('threads' => -1, 'post' => -1), false);
} else {
updatemembercount($post['authorid'], array('posts' => -1), false);
}
}
} else {
if($credit) {
if($post['first']) {
$tuidarray[$post['fid']][] = $post['authorid'];
} else {
$ruidarray[$post['fid']][] = $post['authorid'];
}
}
}
if($credit || $membercount) {
if($post['authorid'] > 0 && $post['replycredit'] > 0) {
if($replycredit_rule[$post['tid']]['extcreditstype']) {
updatemembercount($post['authorid'], array($replycredit_rule[$post['tid']]['extcreditstype'] => (int)('-'.$post['replycredit'])));
}
}
}
}

if($credit) {
if($tuidarray || $ruidarray) {
require_once libfile('function/post');
}
if($tuidarray) {
foreach($tuidarray as $fid => $tuids) {
updatepostcredits('-', $tuids, 'post', $fid);
}
}
if($ruidarray) {
foreach($ruidarray as $fid => $ruids) {
updatepostcredits('-', $ruids, 'reply', $fid);
}
}
//note 处理附件积分
$auidarray = $attachtables = array();
foreach($atids as $tid) {
$attachtables[getattachtablebytid($tid)][] = $tid;
}
foreach($attachtables as $attachtable => $attachtids) {
$query = DB::query("SELECT uid, dateline FROM ".DB::table($attachtable)." WHERE tid IN (".dimplode($attachtids).")");
while($attach = DB::fetch($query)) {
if($attach['dateline'] > $losslessdel) {
$auidarray[$attach['uid']] = !empty($auidarray[$attach['uid']]) ? $auidarray[$attach['uid']] + 1 : 1;
}
}
}
if($auidarray) {
$postattachcredits = !empty($_G['forum']['postattachcredits']) ? $_G['forum']['postattachcredits'] : $_G['setting']['creditspolicy']['postattach'];
updateattachcredits('-', $auidarray, $postattachcredits);
}
}
}

if($ponly) {
if($_G['setting']['plugins'][HOOKTYPE.'_deletethread']) {
hookscript('deletethread', 'global', 'funcs', array('param' => $hookparam, 'step' => 'delete'), 'deletethread');
}
DB::query("UPDATE ".DB::table('forum_thread')." SET displayorder='-1', digest='0', moderated='1' WHERE tid IN ($tids)");
foreach($postids as $posttableid=>$oneposttids) {
updatepost(array('invisible' => '-1'), "tid IN ($tids)");
}
return $count;
}

//note 回帖奖励积分清理
DB::delete('forum_replycredit', "tid IN ($tids)");
DB::delete('common_credit_log', "operation IN ('RCT', 'RCA', 'RCB') AND relatedid IN ($tids)");

deletethreadcover($tids);
//note 删除主题
foreach($threadtables as $threadtable) {
DB::delete($threadtable, "tid IN ($tids)");
}

//删除帖子、附件
if($atids) {
foreach($postids as $posttableid=>$oneposttids) {
deletepost($oneposttids, 'tid', false, $posttableid);
}
deleteattach($atids, 'tid');
}
//note 更新分表主题帖子数
if($fids) {
foreach($fids as $fid => $tableids) {
$tableids = array_unique($tableids);
foreach($tableids as $tableid) {
$query = DB::query("SELECT COUNT(*) AS threads, SUM(replies)+COUNT(*) AS posts FROM ".DB::table("forum_thread_$tableid")." WHERE fid='$fid'");
while($row = DB::fetch($query)) {
DB::insert('forum_forum_threadtable', array('fid' => $fid, 'threadtableid' => $tableid, 'threads' => intval($row['threads']), 'posts' => intval($row['posts'])), false, true);
}
}
}
}

//note 处理附属表 新增主题相关表的时候要在这里添加
foreach(array('forum_forumrecommend', 'forum_polloption', 'forum_poll', 'forum_activity', 'forum_activityapply', 'forum_debate',
'forum_debatepost', 'forum_threadmod', 'forum_relatedthread', 'forum_typeoptionvar',
'forum_postposition', 'forum_poststick', 'forum_pollvoter', 'forum_threadimage') as $table) {
DB::delete($table, "tid IN ($tids)");
}
DB::query("DELETE FROM ".DB::table('home_feed')." WHERE id IN ($tids) AND idtype='tid'", 'UNBUFFERED');
DB::query("DELETE FROM ".DB::table('common_tagitem')." WHERE idtype='tid' AND itemid IN ($tids)", 'UNBUFFERED');
DB::query("DELETE FROM ".DB::table('forum_threadrush')." WHERE tid IN ($tids)", 'UNBUFFERED');
if($_G['setting']['plugins'][HOOKTYPE.'_deletethread']) {
hookscript('deletethread', 'global', 'funcs', array('param' => $hookparam, 'step' => 'delete'), 'deletethread');
}
return $count;
}

/**
* 删除论坛附件
* @param type $ids 待删的 ID 数组
* @param type $idtype uid/authorid/tid/pid
*/
function deleteattach($ids, $idtype = 'aid') {
global $_G;
if(!$ids || !in_array($idtype, array('authorid', 'uid', 'tid', 'pid'))) {
return;
}
$idtype = $idtype == 'authorid' ? 'uid' : $idtype;
$ids = dimplode($ids);

$pics = $attachtables = array();
$query = DB::query("SELECT aid, tableid FROM ".DB::table('forum_attachment')." WHERE $idtype IN ($ids) AND pid>0");
while($attach = DB::fetch($query)) {
$attachtables[$attach['tableid']][] = $attach['aid'];
}

foreach($attachtables as $attachtable => $aids) {
if($attachtable == 127) {
continue;
}
$attachtable = 'forum_attachment_'.$attachtable;
$aids = dimplode($aids);
$query = DB::query("SELECT attachment, thumb, remote, aid, picid FROM ".DB::table($attachtable)." WHERE aid IN ($aids) AND pid>0");
while($attach = DB::fetch($query)) {
if($attach['picid']) {
$pics[] = $attach['picid'];
}
dunlink($attach);
}
DB::delete($attachtable, "aid IN ($aids) AND pid>0");
}
DB::delete('forum_attachment', "$idtype IN ($ids) AND pid>0");
if($pics) {
$albumids = array();
$query = DB::query("SELECT albumid FROM ".DB::table('home_pic')." WHERE picid IN (".dimplode($pics).") GROUP BY albumid");
DB::delete('home_pic', 'picid IN ('.dimplode($pics).')', 0);
while($album = DB::fetch($query)) {
DB::update('home_album', array('picnum' => getcount('home_pic', array('albumid' => $album['albumid']))), array('albumid' => $album['albumid']));
}
}
}

/**
* 删除评论
* @param array $cids 待删除的 ID 数组
*/
function deletecomments($cids) {
global $_G;

$deltypes = $blognums = $newcids = $dels = $counts = array();
$allowmanage = checkperm('managecomment');

$query = DB::query("SELECT * FROM ".DB::table('home_comment')." WHERE cid IN (".dimplode($cids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['authorid'] == $_G['uid'] || $value['uid'] == $_G['uid']) {
$dels[] = $value;
$newcids[] = $value['cid'];
$deltypes[$value['idtype']] = $value['idtype'].'_cid';
//积分
if($value['authorid'] != $_G['uid'] && $value['uid'] != $_G['uid']) {
$counts[$value['authorid']]['coef'] -= 1;
}
if($value['idtype'] == 'blogid') {
$blognums[$value['id']]++;
}
}
}

if(empty($dels)) return array();

//数据删除
DB::delete('home_comment', "cid IN (".dimplode($newcids).")");
DB::delete('common_moderate', "id IN (".dimplode($newcids).") AND idtype IN(".dimplode($deltypes).")");

//扣除相应的积分
if($counts) {
foreach ($counts as $uid => $setarr) {
batchupdatecredit('comment', $uid, array(), $setarr['coef']);
}
}
//更新统计
if($blognums) {
$nums = renum($blognums);
foreach ($nums[0] as $num) {
DB::query("UPDATE ".DB::table('home_blog')." SET replynum=replynum-$num WHERE blogid IN (".dimplode($nums[1][$num]).")");
}
}
return $dels;
}

/**
* 删除博客
* @param array $blogids 待删除的 ID 数组
*/
function deleteblogs($blogids) {
global $_G;

//获取博客信息
$blogs = $newblogids = $counts = array();
$allowmanage = checkperm('manageblog');

$query = DB::query("SELECT * FROM ".DB::table('home_blog')." WHERE blogid IN (".dimplode($blogids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {
$blogs[] = $value;
$newblogids[] = $value['blogid'];

//积分
if($value['uid'] != $_G['uid']) {
$counts[$value['uid']]['coef'] -= 1;
}
$counts[$value['uid']]['blogs'] -= 1;
}
}
if(empty($blogs)) return array();

//数据删除
DB::delete('home_blog', "blogid IN (".dimplode($newblogids).")");
DB::delete('home_blogfield', "blogid IN (".dimplode($newblogids).")");
DB::delete('home_comment', "id IN (".dimplode($newblogids).") AND idtype='blogid'");
DB::delete('home_feed', "id IN (".dimplode($newblogids).") AND idtype='blogid'");
DB::delete('home_clickuser', "id IN (".dimplode($newblogids).") AND idtype='blogid'");
DB::delete('common_moderate', "id IN (".dimplode($newblogids).") AND idtype='blogid'");
DB::delete('common_moderate', "id IN (".dimplode($newblogids).") AND idtype='blogid_cid'");

//更新统计
if($counts) {
foreach ($counts as $uid => $setarr) {
batchupdatecredit('publishblog', $uid, array('blogs' => $setarr['blogs']), $setarr['coef']);
}
}

//删除标签关系
DB::query("DELETE FROM ".DB::table('common_tagitem')." WHERE idtype='blogid' AND itemid IN (".dimplode($newblogids).")");

return $blogs;
}

/**
* 删除事件
* @param array $feedids 待删除的 ID 数组
*/
function deletefeeds($feedids) {
global $_G;

$allowmanage = checkperm('managefeed');

$feeds = $newfeedids = array();
$query = DB::query("SELECT * FROM ".DB::table('home_feed')." WHERE feedid IN (".dimplode($feedids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {//管理员/作者
$newfeedids[] = $value['feedid'];
$feeds[] = $value;
}
}

if(empty($newfeedids)) return array();

DB::query("DELETE FROM ".DB::table('home_feed')." WHERE feedid IN (".dimplode($newfeedids).")");

return $feeds;
}

/**
* 删除分享
* @param array $sids 待删除的 ID 数组
*/
function deleteshares($sids) {
global $_G;

$allowmanage = checkperm('manageshare');

$shares = $newsids = $counts = array();
$query = DB::query("SELECT * FROM ".DB::table('home_share')." WHERE sid IN (".dimplode($sids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {//管理员/作者
$shares[] = $value;
$newsids[] = $value['sid'];

//积分
if($value['uid'] != $_G['uid']) {
$counts[$value['uid']]['coef'] -= 1;
}
$counts[$value['uid']]['sharings'] -= 1;
}
}
if(empty($shares)) return array();

DB::delete('home_share', "sid IN (".dimplode($newsids).")");
DB::delete('home_comment', "id IN (".dimplode($newsids).") AND idtype='sid'");
DB::delete('home_feed', "id IN (".dimplode($newsids).") AND idtype='sid'");
DB::delete('common_moderate', "id IN (".dimplode($newsids).") AND idtype='sid'");
DB::delete('common_moderate', "id IN (".dimplode($newsids).") AND idtype='sid_cid'");
//TODO 举报相关
//	DB::query("DELETE FROM ".DB::table('home_report')." WHERE id IN (".dimplode($newsids).") AND idtype='sid'");

//更新统计
if($counts) {
foreach ($counts as $uid => $setarr) {
batchupdatecredit('createshare', $uid, array('sharings' => $setarr['sharings']), $setarr['coef']);
}
}

return $shares;
}

/**
* 删除记录
* @param array $ids 待删除的 ID 数组
*/
function deletedoings($ids) {
global $_G;

$allowmanage = checkperm('managedoing');

$doings = $newdoids = $counts = array();
$query = DB::query("SELECT * FROM ".DB::table('home_doing')." WHERE doid IN (".dimplode($ids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {//管理员/作者
$doings[] = $value;
$newdoids[] = $value['doid'];

//积分
if($value['uid'] != $_G['uid']) {
$counts[$value['uid']]['coef'] -= 1;
}
$counts[$value['uid']]['doings'] -= 1;
}
}

if(empty($doings)) return array();

DB::delete('home_doing', "doid IN (".dimplode($newdoids).")");
DB::delete('home_docomment', "doid IN (".dimplode($newdoids).")");
DB::delete('home_feed', "id IN (".dimplode($newdoids).") AND idtype='doid'");
DB::delete('common_moderate', "id IN (".dimplode($newdoids).") AND idtype='doid'");

//更新统计
if($counts) {
foreach ($counts as $uid => $setarr) {
batchupdatecredit('doing', $uid, array('doings' => $setarr['doings']), $setarr['coef']);
}
}

return $doings;
}

/**
* 删除空间
* @param array $uid 待删除的用户 ID
*/
function deletespace($uid) {
global $_G;

$allowmanage = checkperm('managedelspace');

//软删除
if($allowmanage) {
DB::query("UPDATE ".DB::table('common_member')." SET status='1' WHERE uid='$uid'");
manyoulog('user', $uid, 'delete');
return true;
} else {
return false;
}
}

/**
* 删除图片
* @param array $picids 待删除的 ID 数组
*/
function deletepics($picids) {
global $_G;

$albumids = $sizes = $pics = $newids = array();
$allowmanage = checkperm('managealbum');

$haveforumpic = false;
$query = DB::query("SELECT * FROM ".DB::table('home_pic')." WHERE picid IN (".dimplode($picids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {
//删除文件
$pics[] = $value;
$newids[] = $value['picid'];
$sizes[$value['uid']] = $sizes[$value['uid']] + $value['size'];
$albumids[$value['albumid']] = $value['albumid'];
if(!$haveforumpic && $value['remote'] > 1) {
$haveforumpic = true;
}
}
}
if(empty($pics)) return array();

DB::query("DELETE FROM ".DB::table('home_pic')." WHERE picid IN (".dimplode($newids).")");
if($haveforumpic) {
for($i = 0;$i < 10;$i++) {
DB::query("UPDATE ".DB::table('forum_attachment_'.$i)." SET picid='0' WHERE picid IN (".dimplode($newids).")");
}
}

DB::delete('home_comment', "id IN (".dimplode($newids).") AND idtype='picid'");
DB::delete('home_feed', "id IN (".dimplode($newids).") AND idtype='picid'");
DB::delete('home_clickuser', "id IN (".dimplode($newids).") AND idtype='picid'");
DB::delete('common_moderate', "id IN (".dimplode($newids).") AND idtype='picid'");
DB::delete('common_moderate', "id IN (".dimplode($newsids).") AND idtype='picid_cid'");

//更新统计
if($sizes) {
foreach ($sizes as $uid => $setarr) {
$attachsize = intval($sizes[$uid]);
updatemembercount($uid, array('attachsize' => -$attachsize), false);
}
}

//更新相册封面
require_once libfile('function/spacecp');
foreach ($albumids as $albumid) {
if($albumid) {
album_update_pic($albumid);
}
}

//删除图片
deletepicfiles($pics);

return $pics;
}

/**
* 删除图片文件
* @param array $pics 待删除的图片数组
*/
function deletepicfiles($pics) {
global $_G;
$remotes = array();
include_once libfile('function/home');
foreach ($pics as $pic) {
pic_delete($pic['filepath'], 'album', $pic['thumb'], $pic['remote']);
}
}

/**
* 删除相册
* @param array $albumids 待删除的 ID 数组
*/
function deletealbums($albumids) {
global $_G;

$sizes = $dels = $newids = $counts = array();
$allowmanage = checkperm('managealbum');

$query = DB::query("SELECT * FROM ".DB::table('home_album')." WHERE albumid IN (".dimplode($albumids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {
$dels[] = $value;
$newids[] = $value['albumid'];
if(!empty($value['pic'])) {
include_once libfile('function/home');
pic_delete($value['pic'], 'album', 0, ($value['picflag'] == 2 ? 1 : 0));
}
}
$counts[$value['uid']]['albums'] -= 1;
}
if(empty($dels)) return array();

//获取积分
$pics = $picids = array();
$query = DB::query("SELECT * FROM ".DB::table('home_pic')." WHERE albumid IN (".dimplode($newids).")");
while ($value = DB::fetch($query)) {
$pics[] = $value;
$picids[] = $value['picid'];
$sizes[$value['uid']] = $sizes[$value['uid']] + $value['size'];
}

DB::query("DELETE FROM ".DB::table('home_pic')." WHERE albumid IN (".dimplode($newids).")");
DB::query("DELETE FROM ".DB::table('home_album')." WHERE albumid IN (".dimplode($newids).")");
DB::query("DELETE FROM ".DB::table('home_feed')." WHERE id IN (".dimplode($newids).") AND idtype='albumid'");
//	DB::query("DELETE FROM ".DB::table('home_report')." WHERE id IN (".dimplode($newids).") AND idtype='albumid'");
if($picids) DB::query("DELETE FROM ".DB::table('home_clickuser')." WHERE id IN (".dimplode($picids).") AND idtype='picid'");

//更新统计
if($sizes) {
foreach ($sizes as $uid => $value) {
$attachsize = intval($sizes[$uid]);
$albumnum = $counts[$uid]['albums'] ? $counts[$uid]['albums'] : 0;
updatemembercount($uid, array('albums' => $albumnum, 'attachsize' => -$attachsize), false);
}
}

//删除图片
if($pics) {
deletepicfiles($pics);//删除图片
}

return $dels;
}

/**
* 删除投票
* @param array $pids 待删除的 ID 数组
*/
function deletepolls($pids) {
global $_G;

$counts = $polls = $newpids = array();
$allowmanage = checkperm('managepoll');

$query = DB::query("SELECT * FROM ".DB::table('home_poll')." WHERE pid IN (".dimplode($pids).")");
while ($value = DB::fetch($query)) {
if($allowmanage || $value['uid'] == $_G['uid']) {
$polls[] = $value;
$newpids[] = $value['pid'];

if($value['uid'] != $_G['uid']) {
$counts[$value['uid']]['coef'] -= 1;
}
$counts[$value['uid']]['polls'] -= 1;
}
}
if(empty($polls)) return array();

//数据删除
DB::query("DELETE FROM ".DB::table('home_poll')." WHERE pid IN (".dimplode($newpids).")");
DB::query("DELETE FROM ".DB::table('home_pollfield')." WHERE pid IN (".dimplode($newpids).")");
DB::query("DELETE FROM ".DB::table('home_polloption')." WHERE pid IN (".dimplode($newpids).")");
DB::query("DELETE FROM ".DB::table('home_polluser')." WHERE pid IN (".dimplode($newpids).")");
DB::query("DELETE FROM ".DB::table('home_comment')." WHERE id IN (".dimplode($newpids).") AND idtype='pid'");
DB::query("DELETE FROM ".DB::table('home_feed')." WHERE id IN (".dimplode($newpids).") AND idtype='pid'");
//	DB::query("DELETE FROM ".DB::table('home_report')." WHERE id IN (".dimplode($newpids).") AND idtype='pid'");

//更新统计
if($counts) {
foreach ($counts as $uid => $setarr) {
batchupdatecredit('createpoll', $uid, array('polls' => $setarr['polls']), $setarr['coef']);
}
}

return $polls;

}

function deletetrasharticle($aids) {
global $_G;

require_once libfile('function/home');
$articles = $trashid = $pushs = $dels = array();
$query = DB::query("SELECT * FROM ".DB::table('portal_article_trash')." WHERE aid IN (".dimplode($aids).")");
while ($value = DB::fetch($query)) {
$dels[$value['aid']] = $value['aid'];
$article = unserialize($value['content']);
$articles[$article['aid']] = $article;
if(!empty($article['idtype'])) $pushs[$article['idtype']][] = $article['id'];
if($article['pic']) {
pic_delete($article['pic'], 'portal', $article['thumb'], $article['remote']);
}
}

if($dels) {
DB::query('DELETE FROM '.DB::table('portal_article_trash')." WHERE aid IN(".dimplode($dels).")", 'UNBUFFERED');
deletearticlepush($pushs);
deletearticlerelated($dels);
}

return $articles;
}

/**
* 删除门户文章
* @param array $aids 待删除的 ID 数组
* @param boolean $istrash
*/
function deletearticle($aids, $istrash = true) {
global $_G;

if(empty($aids)) return false;
$trasharr = $article = $bids = $dels = $attachment = $attachaid = $catids = $pushs = array();
$query = DB::query("SELECT * FROM ".DB::table('portal_article_title')." WHERE aid IN (".dimplode($aids).")");
while ($value = DB::fetch($query)) {
$catids[] = intval($value['catid']);
$dels[$value['aid']] = $value['aid'];
$article[] = $value;
if(!empty($value['idtype'])) $pushs[$value['idtype']][] = $value['id'];
}
if($dels) {
foreach($article as $key => $value) {
if($istrash) {
$valstr = daddslashes(serialize($value));
$trasharr[] = "('$value[aid]', '$valstr')";
} elseif($value['pic']) {
//删除封面图片
pic_delete($value['pic'], 'portal', $value['thumb'], $value['remote']);
$attachaid[] = $value['aid'];
}
}
if($istrash) {
if($trasharr) {
DB::query("INSERT INTO ".DB::table('portal_article_trash')." (`aid`, `content`) VALUES ".implode(',', $trasharr));
}
} else {
deletearticlepush($pushs);
deletearticlerelated($dels);
}

DB::delete('portal_article_title', "aid IN(".dimplode($dels).")");
DB::delete('common_moderate', "id IN (".dimplode($dels).") AND idtype='aid'");

// 相关文章分类文章数目
$catids = array_unique($catids);
if($catids) {
foreach($catids as $catid) {
$cnt = DB::result_first('SELECT COUNT(*) FROM '.DB::table('portal_article_title')." WHERE catid = '$catid'");
DB::update('portal_category', array('articles'=>$cnt), array('catid'=>$catid));
}
}
}
return $article;
}

/**
* 清除生成文章的标识
*/
function deletearticlepush($pushs) {
if(!empty($pushs) && is_array($pushs)) {
foreach($pushs as $idtype=> $fromids) {
switch ($idtype) {
case 'blogid':
if(!empty($fromids)) DB::update('home_blogfield',array('pushedaid'=>'0'), 'blogid IN ('.dimplode($fromids).')');
break;
case 'tid':
if(!empty($fromids)) $a = DB::update('forum_thread',array('pushedaid'=>'0'), 'tid IN ('.dimplode($fromids).')');
break;
}
}
}
}

/**
* 删除文章相关的数据
*/
function deletearticlerelated($dels) {

//统计
DB::delete('portal_article_count', "aid IN(".dimplode($dels).")");
//内容
DB::delete('portal_article_content', "aid IN(".dimplode($dels).")");

//附件
$query = DB::query("SELECT * FROM ".DB::table('portal_attachment')." WHERE aid IN (".dimplode($dels).")");
while ($value = DB::fetch($query)) {
$attachment[] = $value;
$attachdel[] = $value['attachid'];
}
require_once libfile('function/home');
foreach ($attachment as $value) {
pic_delete($value['attachment'], 'portal', $value['thumb'], $value['remote']);
}
DB::delete('portal_attachment', "aid IN (".dimplode($dels).")");

//评论
DB::delete('portal_comment', "id IN(".dimplode($dels).") AND idtype='aid'");
DB::delete('common_moderate', "id IN (".dimplode($dels).") AND idtype='aid_cid'");

//相关文章
DB::delete('portal_article_related', "aid IN(".dimplode($dels).")");

}

function deleteportaltopic($dels) {
if(empty($dels)) return false;
//delete common_diy_data
$targettplname = array();
foreach ((array)$dels as $key => $value) {
$targettplname[] = 'portal/portal_topic_content_'.$value;
}
DB::delete('common_diy_data', "targettplname IN (".dimplode($targettplname).")", 0, true);

//删除模块权限
require_once libfile('class/blockpermission');
$tplpermission = & template_permission::instance();
$templates = array();
$tplpermission->delete_allperm_by_tplname($targettplname);

//删除指定的域名
deletedomain($dels, 'topic');
//delete 模块和页面的关联表
DB::delete('common_template_block', 'targettplname IN ('.dimplode($targettplname).')', 0, true);

//delete portal_topic_pic
require_once libfile('function/home');

$picids = array();
$query = DB::query('SELECT * FROM '.DB::table('portal_topic').' WHERE topicid IN ('.dimplode($dels).')');
while ($value = DB::fetch($query)) {
if($value['picflag'] != '0') pic_delete(str_replace('portal/', '', $value['cover']), 'portal', 0, $value['picflag'] == '2' ? '1' : '0');
}

$picids = array();
$query = DB::query('SELECT * FROM '.DB::table('portal_topic_pic').' WHERE topicid IN ('.dimplode($dels).')');
while ($value = DB::fetch($query)) {
$picids[] = $value['picid'];
//delete pic
pic_delete($value['filepath'], 'portal', $value['thumb'], $value['remote']);
}
if (!empty($picids)) {
DB::delete('portal_topic_pic', 'picid IN ('.dimplode($picids).')', 0, true);
}

//delete file
foreach ($targettplname as $key => $value) {
@unlink(DISCUZ_ROOT.'./data/diy/'.$value.'.htm');
@unlink(DISCUZ_ROOT.'./data/diy/'.$value.'.htm.bak');
@unlink(DISCUZ_ROOT.'./data/diy/'.$value.'_preview.htm');
}

//delete topic
DB::delete('portal_topic', 'topicid IN ('.dimplode($dels).')');
//评论
DB::delete('portal_comment', "id IN(".dimplode($dels).") AND idtype='topicid'");
DB::delete('common_moderate', "id IN (".dimplode($dels).") AND idtype='topicid_cid'");

//清除模块
include_once libfile('function/block');
block_clear();

// 更新缓存
include_once libfile('function/cache');
updatecache('diytemplatename');
}

/**
* 跟据id、idtype删除指定的域名
* @param Integer $ids: 指写ids
* @param String $idtype:对象类型subarea:分区、forum:版块、home:个人空间、group:群组、topic:专题、channel:频道
*/
function deletedomain($ids, $idtype) {
if($ids && $idtype) {
$ids = !is_array($ids) ? array($ids) : $ids;
DB::query('DELETE FROM '.DB::table('common_domain')." WHERE id IN(".dimplode($ids).") AND idtype='$idtype'", 'UNBUFFERED');
}
}

?>