zhangjingyu 
lib/element.class.php
/**
* 获取热门收藏
*
* @param string $type :无用参数
* @param string $fid
* @param int $num
* @return array
*/
function hotFavorsort($type=false,$fid='',$num=0){
global $forum;
$num = intval($num) ? intval($num) : $this->defaultnum;
$sqladd = '';
$favors = array();
!$fid && $fid = getCommonFid();
//* isset($forum) || include pwCache::getPath(D_P.'data/bbscache/forum_cache.php');
isset($forum) || extract(pwCache::getData(D_P.'data/bbscache/forum_cache.php', false));

if ($this->ifpwcache & 1024) {
$fid && $sqladd .= " AND e.mark IN ($fid) ";
$query = $this->db->query("SELECT t.tid,t.fid,t.author,t.authorid,t.subject,t.postdate,t.hits,t.replies,t.favors,t.lastpost FROM pw_elements e LEFT JOIN pw_threads t ON e.id=t.tid WHERE e.type='hotfavor' $sqladd ORDER BY e.value DESC ".S::sqlLimit($num));
while ($rt = $this->db->fetch_array($query)) {
$favor = array();
$favor['url'] = 'read.php?tid='.$rt['tid'];
$favor['title'] = $rt['subject'];
$favor['value'] = $rt['favors'];
$favor['posttime'] = get_date($rt['postdate']);
$favor['forum'] = $forum[$rt['fid']]['name'];
$favor['image']= '';
$favor['addition'] = $rt;
$favors[] = $favor;
}
} else {
$info = $this->singLeton(true,$num);
$favors = $info->gethotfavor($fid,$info->cachenum);
}
return $favors;
}

/**
* 获取最新收藏
*
* @param string $type :无用参数
* @param string $fid
* @param int $num
* @return array
*/
function newFavorsort($type=false,$fid='',$num=0){
global $forum;
$num = intval($num) ? intval($num) : $this->defaultnum;
$sqladd = '';
$favors = array();
!$fid && $fid = getCommonFid();
//* isset($forum) || include pwCache::getPath(D_P.'data/bbscache/forum_cache.php');
isset($forum) || extract(pwCache::getData(D_P.'data/bbscache/forum_cache.php', false));

$fid && $sqladd .= " AND e.mark IN ($fid) ";
$query = $this->db->query("SELECT t.tid,t.fid,t.author,t.authorid,t.subject,t.hits,t.replies,t.postdate,t.hits,t.replies,t.favors,t.lastpost,e.addition,e.time,t.replies,t.hits FROM pw_elements e LEFT JOIN pw_threads t ON e.id=t.tid WHERE e.type='newfavor' $sqladd AND t.ifshield != 1 AND t.locked != 2 ORDER BY e.value DESC ".S::sqlLimit($num));
while ($rt = $this->db->fetch_array($query)) {
$favor = array();
$favor['url'] = 'read.php?tid='.$rt['tid'];
$favor['title'] = $rt['subject'];
$favor['value'] = $rt['favors'];
$favor['posttime'] = $rt['postdate'];
$favor['favortime'] = get_date($rt['time']);
$favor['forum'] = $forum[$rt['fid']]['name'];
list($favor['favorid'],$favor['favorer']) = explode('|',$rt['addition']);
unset($rt['addition']);
$favor['image']= '';
$favor['replies']= $rt['replies'];
$favor['hits']= $rt['hits'];
$favor['addition'] = $rt;
$favors[] = $favor;
}
return $favors;
}