//内容摘要
include_once libfile(‘function/post‘);
include_once libfile(‘function/attachment‘);
$thread[‘post‘] = C::t(‘forum_post‘)->fetch_all_by_tid_position($thread[‘posttableid‘],$thread[‘tid‘],1);
$thread[‘post‘] = array_shift($thread[‘post‘]);
$thread[‘preview‘] = messagecutstr($thread[‘post‘][‘message‘], 200);
$attachments = C::t(‘forum_attachment_n‘)->fetch_all_by_id(‘tid:‘.$thread[‘post‘][‘tid‘], ‘pid‘, $thread[‘post‘][‘pid‘]);
$attachs = $imgattachs = array();
foreach(C::t(‘forum_attachment‘)->fetch_all_by_id(‘pid‘, $thread[‘post‘][‘pid‘], ‘aid‘) as $attach) {
$attach = array_merge($attach, $attachments[$attach[‘aid‘]]);
$attach[‘filenametitle‘] = $attach[‘filename‘];
$attach[‘ext‘] = fileext($attach[‘filename‘]);
getattach_row($attach, $attachs, $imgattachs);
}
$thread[‘attachments‘] = $imgattachs;
//内容摘要END

增加到 module/forum/forum_forumdisplay.php  line 810 
前一句是 $threadids[$threadindex] = $thread[‘tid‘];

后一句是 $_G[‘forum_threadlist‘][$threadindex] = $thread;

discuzX3.2论坛帖子列表页调用帖子摘要实例