Пример #1
0
 public function index()
 {
     global_run();
     init_app_page();
     $GLOBALS['tmpl']->assign("no_nav", true);
     //无分类下拉
     $id = intval($_REQUEST['id']);
     require_once APP_ROOT_PATH . 'system/model/topic.php';
     $topic = get_topic_item($id);
     if ($id > 0 && !empty($topic)) {
         //
     } else {
         app_redirect(url("index"));
     }
     if ($topic['group_id'] > 0) {
         $GLOBALS['tmpl']->assign('topic_group', get_topic_group($topic['group_id']));
     }
     $title = $topic['forum_title'];
     $content = decode_topic($topic['content']);
     $is_fav = $GLOBALS['db']->getOne("select count(*) from " . DB_PREFIX . "topic where  (fav_id = " . $id . " or (origin_id = " . $id . " and fav_id <> 0))  and user_id = " . intval($GLOBALS['user_info']['id']));
     $GLOBALS['tmpl']->assign("topic", $topic);
     $GLOBALS['tmpl']->assign("title", $title);
     $GLOBALS['tmpl']->assign("content", $content);
     $GLOBALS['tmpl']->assign("is_fav", $is_fav);
     $GLOBALS['tmpl']->assign("page_title", $title);
     $GLOBALS['tmpl']->assign("page_keyword", $title . ",");
     $GLOBALS['tmpl']->assign("page_description", $title . ",");
     $GLOBALS['tmpl']->assign('user_auth', get_user_auth());
     $GLOBALS['tmpl']->display("topic_index.html");
 }
Пример #2
0
 /**
  * 加载相应的类型消息
  * @param unknown_type $msg  数据集(即数据库中的对应消息行)
  *
  * 返回:array("id"=>"当前消息ID",title="标题",is_read=>"是否已读","icon"=>"相关数据的图片(可为空)","content"=>"内容","create_time"=>"时间","link"=>"(可为空)相关数据的跳转链接");
  */
 public function load_msg($msg)
 {
     if (!$msg['data']) {
         require_once APP_ROOT_PATH . "system/model/topic.php";
         $data = get_topic_item($msg['data_id']);
         $msg['data'] = serialize($data);
         $GLOBALS['db']->autoExecute(DB_PREFIX . "msg_box", $msg, "UPDATE", "id=" . $msg['id'], "SILENT");
     }
     $data = unserialize($msg['data']);
     //图标,取分享的第一张
     if ($data['id'] != $data['origin_id'] && $data['origin']) {
         $msg['title'] = $data['origin']['forum_title'];
         $msg['icon'] = $data['origin']['images'][0]['o_path'];
         $msg['link'] = $data['origin']['url'];
     } else {
         $msg['title'] = $data['forum_title'];
         $msg['icon'] = $data['images'][0]['o_path'];
         $msg['link'] = $data['url'];
     }
     if ($msg['title'] == "") {
         $msg['title'] = "会员分享";
     }
     $msg['short_title'] = msubstr($msg['title']);
     return $msg;
 }
 public function load($param)
 {
     $key = $this->build_key(__CLASS__, $param);
     $GLOBALS['fcache']->set_dir(APP_ROOT_PATH . "public/runtime/data/" . __CLASS__ . "/");
     $recommend_topic = $GLOBALS['fcache']->get($key);
     if ($recommend_topic === false) {
         $recommend_topic = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "topic where is_recommend = 1 order by create_time desc limit 3");
         foreach ($recommend_topic as $k => $item) {
             $recommend_topic[$k] = get_topic_item($item);
         }
         $GLOBALS['fcache']->set_dir(APP_ROOT_PATH . "public/runtime/data/" . __CLASS__ . "/");
         $GLOBALS['fcache']->set($key, $recommend_topic);
     }
     return $recommend_topic;
 }
 public function load($param)
 {
     $key = $this->build_key(__CLASS__, $param);
     $GLOBALS['fcache']->set_dir(APP_ROOT_PATH . "public/runtime/data/" . __CLASS__ . "/");
     $result = $GLOBALS['fcache']->get($key);
     if ($result === false) {
         $result['image'] = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "topic where group_id <> 0 and is_effect = 1 and is_delete = 0 and is_recommend = 1 and has_image = 1 order by create_time desc limit 4");
         $ids = array(0);
         foreach ($result['image'] as $k => $v) {
             $result['image'][$k] = get_topic_item($v);
             $result['image'][$k]['group_info'] = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "topic_group where id = " . $v['group_id']);
             $ids[] = $v['id'];
         }
         $result['list'] = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "topic where group_id <> 0 and is_effect = 1 and is_delete = 0 and is_recommend = 1 and id not in(" . implode(",", $ids) . ") order by create_time desc limit 8");
         foreach ($result['list'] as $k => $v) {
             $result['list'][$k] = get_topic_item($v);
             $result['list'][$k]['group_info'] = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "topic_group where id = " . $v['group_id']);
         }
         $GLOBALS['fcache']->set_dir(APP_ROOT_PATH . "public/runtime/data/" . __CLASS__ . "/");
         $GLOBALS['fcache']->set($key, $result);
     }
     return $result;
 }
Пример #5
0
 public function index()
 {
     $GLOBALS['tmpl']->caching = true;
     $GLOBALS['tmpl']->cache_lifetime = 600;
     //缓存10分钟
     $cache_id = md5(MODULE_NAME . ACTION_NAME . $GLOBALS['deal_city']['id']);
     if (!$GLOBALS['tmpl']->is_cached('daren_index.html', $cache_id)) {
         $title = $GLOBALS['lang']['DAREN_SHOW'];
         $site_nav[] = array('name' => $GLOBALS['lang']['HOME_PAGE'], 'url' => APP_ROOT . "/");
         $site_nav[] = array('name' => $title, 'url' => url("shop", "daren"));
         $GLOBALS['tmpl']->assign("site_nav", $site_nav);
         $GLOBALS['tmpl']->assign("page_title", $title);
         $GLOBALS['tmpl']->assign("page_keyword", $title . ",");
         $GLOBALS['tmpl']->assign("page_description", $title . ",");
         $user_id = intval($GLOBALS['user_info']['id']);
         //输出所有达人推荐
         $rnd_daren_list = get_rand_user(42, 1);
         $GLOBALS['tmpl']->assign("rnd_daren_list", $rnd_daren_list);
         $daren_list = get_rand_user(8, 1);
         foreach ($daren_list as $kk => $vv) {
             $focus_uid = intval($vv['id']);
             $focus_data = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user_focus where focus_user_id = " . $user_id . " and focused_user_id = " . $focus_uid);
             if ($focus_data) {
                 $daren_list[$kk]['focused'] = 1;
             }
         }
         $GLOBALS['tmpl']->assign("daren_list", $daren_list);
         $topic_list = $GLOBALS['db']->getAll("select t.* from " . DB_PREFIX . "topic as t where t.is_effect = 1 and t.is_delete = 0 and t.is_recommend = 1 order by t.create_time desc limit 6");
         foreach ($topic_list as $kk => $vv) {
             $vv['content'] = msubstr($vv['content'], 0, 30);
             $topic_list[$kk] = get_topic_item($vv);
             $topic_user_info = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user where id = " . $vv['user_id'] . " and is_effect =1 and is_delete = 0");
             $focus_uid = intval($topic_user_info['id']);
             $focus_data = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user_focus where focus_user_id = " . $user_id . " and focused_user_id = " . $focus_uid);
             if ($focus_data) {
                 $topic_user_info['focused'] = 1;
             }
             $topic_list[$kk]['user_info'] = $topic_user_info;
         }
         $GLOBALS['tmpl']->assign("topic_list", $topic_list);
         $cate_list = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "topic_tag_cate where showin_web = 1 order by sort desc limit 7");
         foreach ($cate_list as $k => $v) {
             //获取分类下的推荐分享
             $cate_list[$k]['topic_list'] = $GLOBALS['db']->getAll("select t.* from " . DB_PREFIX . "topic as t left join " . DB_PREFIX . "topic_cate_link as l on l.topic_id = t.id where l.cate_id = " . $v['id'] . " and t.is_effect = 1 and t.is_delete = 0 and t.is_recommend = 1 order by t.create_time desc limit 4");
             foreach ($cate_list[$k]['topic_list'] as $kk => $vv) {
                 $vv['content'] = msubstr($vv['content'], 0, 30);
                 $cate_list[$k]['topic_list'][$kk] = get_topic_item($vv);
                 $topic_user_info = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user where id = " . $vv['user_id'] . " and is_effect =1 and is_delete = 0");
                 $focus_uid = intval($topic_user_info['id']);
                 $focus_data = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user_focus where focus_user_id = " . $user_id . " and focused_user_id = " . $focus_uid);
                 if ($focus_data) {
                     $topic_user_info['focused'] = 1;
                 }
                 $cate_list[$k]['topic_list'][$kk]['user_info'] = $topic_user_info;
             }
             $cate_list[$k]['daren_list'] = $GLOBALS['db']->getAllCached("select u.* from " . DB_PREFIX . "user as u left join " . DB_PREFIX . "user_cate_link as l on l.user_id = u.id where l.cate_id = " . $v['id'] . " and u.is_effect = 1 and u.is_delete = 0 and u.is_daren = 1 order by rand() limit 8");
             foreach ($cate_list[$k]['daren_list'] as $kk => $vv) {
                 $focus_uid = intval($vv['id']);
                 $focus_data = $GLOBALS['db']->getRow("select * from " . DB_PREFIX . "user_focus where focus_user_id = " . $user_id . " and focused_user_id = " . $focus_uid);
                 if ($focus_data) {
                     $cate_list[$k]['daren_list'][$kk]['focused'] = 1;
                 }
             }
         }
         $GLOBALS['tmpl']->assign("cate_list", $cate_list);
         $daren_html = decode_topic($GLOBALS['tmpl']->fetch("inc/daren_show_item.html"));
         $GLOBALS['tmpl']->assign("daren_html", $daren_html);
     }
     $GLOBALS['tmpl']->display("daren_index.html", $cache_id);
 }
Пример #6
0
function get_topic_list($limit, $condition = '', $orderby = 'create_time desc', $keywords_array = array())
{
    if ($orderby == '') {
        $orderby = 'create_time desc';
    }
    if ($condition != '') {
        $condition = " and " . $condition;
    }
    $list = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "topic where is_effect = 1 and is_delete = 0 " . $condition . " order by " . $orderby . " limit " . $limit);
    $total = $GLOBALS['db']->getOne("select count(*) from " . DB_PREFIX . "topic where is_effect = 1 and is_delete = 0  " . $condition);
    foreach ($list as $k => $v) {
        $list[$k] = get_topic_item($v, $keywords_array);
        if (msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $list[$k]['content'])) {
            $list[$k]['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['content']), 0, 50);
        } else {
            $list[$k]['short_content'] = preg_replace("/<br[^>]+>/i", "", $list[$k]['content']);
        }
        if ($list[$k]['origin']) {
            if (msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content'])) {
                $list[$k]['origin']['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content']), 0, 50);
            } else {
                $list[$k]['origin']['short_content'] = preg_replace("/<br[^>]+>/i", "", $list[$k]['origin']['content']);
            }
        }
    }
    return array('list' => $list, 'total' => $total);
}
Пример #7
0
 public function search()
 {
     //获取可以相关的用户
     $user_list = get_rand_user(4);
     $user_id = intval($GLOBALS['user_info']['id']);
     $ids = array(0);
     foreach ($user_list as $k => $v) {
         $ids[] = $v['id'];
     }
     $focus_data = $GLOBALS['db']->getAll("select * from " . DB_PREFIX . "user_focus where focus_user_id = " . $user_id . " and focused_user_id in (" . implode(",", $ids) . ")");
     foreach ($user_list as $k => $v) {
         foreach ($focus_data as $kk => $vv) {
             if ($vv['focused_user_id'] == $v['id']) {
                 $user_list[$k]['focused'] = 1;
                 break;
             }
         }
         if ($v['city_id'] != 0 && $v['city_id'] == $GLOBALS['deal_city']['id']) {
             $user_list[$k]['same_city'] = 1;
         } else {
             $user_list[$k]['same_city'] = 0;
         }
     }
     $GLOBALS['tmpl']->assign("user_list", $user_list);
     convert_req($_REQUEST);
     $type = intval($_REQUEST['type']);
     $filter = intval($_REQUEST['filter']);
     $keyword = addslashes(htmlspecialchars(trim($_REQUEST['keyword'])));
     $GLOBALS['tmpl']->assign("keyword", $keyword);
     $GLOBALS['tmpl']->assign("type", $type);
     $GLOBALS['tmpl']->assign("filter", $filter);
     $url_param = array("type" => $type, "filter" => $filter, "keyword" => $keyword);
     if ($type == 0) {
         unset($url_param['type']);
     }
     if ($filter == 0) {
         unset($url_param['filter']);
     }
     if (intval($_REQUEST['is_redirect']) == 1) {
         if ($type > 0) {
             app_redirect(url("shop", "topic#search", $url_param));
         } else {
             app_redirect(url("shop", "topic#search", $url_param));
         }
     }
     $type_navs = array(array("type" => 0, "name" => $GLOBALS['lang']['TOPIC_TYPE_ALL']), array("type" => 1, "name" => $GLOBALS['lang']['TOPIC_TYPE_DEAL']), array("type" => 2, "name" => $GLOBALS['lang']['TOPIC_TYPE_STORE']), array("type" => 3, "name" => $GLOBALS['lang']['TOPIC_TYPE_RECOMMEND']));
     foreach ($type_navs as $k => $v) {
         $tmp_url_param = $url_param;
         if ($v['type'] != 0) {
             $tmp_url_param['type'] = $v['type'];
         } else {
             unset($tmp_url_param['type']);
         }
         $type_navs[$k]['url'] = url("shop", "topic#search", $tmp_url_param);
         if ($v['type'] == $type) {
             $type_navs[$k]['act'] = true;
         }
     }
     $filter_navs = array(array("filter" => 0, "name" => $GLOBALS['lang']['TOPIC_FILTER_ALL']), array("filter" => 1, "name" => $GLOBALS['lang']['TOPIC_FILTER_MYFOCUS']), array("filter" => 2, "name" => $GLOBALS['lang']['TOPIC_FILTER_DAREN']), array("filter" => 3, "name" => $GLOBALS['lang']['TOPIC_FILTER_MERCHANT']));
     foreach ($filter_navs as $k => $v) {
         $tmp_url_param = $url_param;
         if ($v['filter'] != 0) {
             $tmp_url_param['filter'] = $v['filter'];
         } else {
             unset($tmp_url_param['filter']);
         }
         $filter_navs[$k]['url'] = url("shop", "topic#search", $tmp_url_param);
         if ($v['filter'] == $filter) {
             $filter_navs[$k]['act'] = true;
         }
     }
     $condition = " 1=1 ";
     if ($type == 0) {
         //所有分享
         $condition .= "";
         $search_title = $GLOBALS['lang']['TOPIC_TYPE_ALL'];
     } elseif ($type == 1) {
         $condition .= " and (t.type='tuancomment' or t.type='shopcomment' or t.type='youhuicomment' ) ";
         $search_title = $GLOBALS['lang']['TOPIC_TYPE_DEAL'];
     } elseif ($type == 2) {
         $condition .= " and t.type='slocationcomment' ";
         $search_title = $GLOBALS['lang']['TOPIC_TYPE_STORE'];
     } elseif ($type == 3) {
         $condition .= " and t.title like '" . $keyword . "' ";
         $search_title = $GLOBALS['lang']['TOPIC_TYPE_RECOMMEND'];
     }
     if ($filter == 0) {
         //全部
         //$search_title.= " - ".$GLOBALS['lang']['TOPIC_FILTER_ALL'];
     } elseif ($filter == 1) {
         $search_title .= " - " . $GLOBALS['lang']['TOPIC_FILTER_MYFOCUS'];
         $condition .= " and uf.focus_user_id =  " . intval($GLOBALS['user_info']['id']);
     } elseif ($filter == 2) {
         $search_title .= " - " . $GLOBALS['lang']['TOPIC_FILTER_DAREN'];
         $condition .= " and u.is_daren = 1 ";
     } elseif ($filter == 3) {
         $search_title .= " - " . $GLOBALS['lang']['TOPIC_FILTER_MERCHANT'];
         $condition .= " and u.is_merchant = 1 ";
     }
     if ($keyword) {
         $search_title .= " - " . $keyword;
         $kws_div = div_str($keyword);
         foreach ($kws_div as $k => $item) {
             $kw[$k] = str_to_unicode_string($item);
         }
         $ukeyword = implode(" ", $kw);
         $condition .= " and match(t.keyword_match) against('" . $ukeyword . "'  IN BOOLEAN MODE) ";
     }
     $GLOBALS['tmpl']->assign("kws_div", $kws_div);
     $GLOBALS['tmpl']->assign("page_title", $search_title);
     $GLOBALS['tmpl']->assign("page_keyword", $search_title . ",");
     $GLOBALS['tmpl']->assign("page_description", $search_title . ",");
     //分页
     $page = intval($_REQUEST['p']);
     if ($page == 0) {
         $page = 1;
     }
     $limit = ($page - 1) * app_conf("PAGE_SIZE") . "," . app_conf("PAGE_SIZE");
     //		$result = get_topic_list($limit,$condition,"",$kws_div);
     $orderby = 't.create_time desc';
     $condition = " and " . $condition;
     $list = $GLOBALS['db']->getAll("select t.* from " . DB_PREFIX . "topic as t left join " . DB_PREFIX . "user as u on t.user_id = u.id left join " . DB_PREFIX . "user_focus as uf on uf.focused_user_id = t.user_id where t.is_effect = 1 and t.is_delete = 0 " . $condition . " group by t.id order by " . $orderby . " limit " . $limit);
     $total = $GLOBALS['db']->getOne("select count(distinct(t.id)) from " . DB_PREFIX . "topic as t left join " . DB_PREFIX . "user as u on t.user_id = u.id left join " . DB_PREFIX . "user_focus as uf on uf.focused_user_id = t.user_id where t.is_effect = 1 and t.is_delete = 0  " . $condition);
     foreach ($list as $k => $v) {
         $list[$k] = get_topic_item($v, $kws_div);
         if (msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $list[$k]['content'])) {
             $list[$k]['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['content']), 0, 50);
         } else {
             $list[$k]['short_content'] = preg_replace("/<br[^>]+>/i", "", $list[$k]['content']);
         }
         if ($list[$k]['origin']) {
             if (msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content'])) {
                 $list[$k]['origin']['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $list[$k]['origin']['content']), 0, 50);
             } else {
                 $list[$k]['origin']['short_content'] = preg_replace("/<br[^>]+>/i", "", $list[$k]['origin']['content']);
             }
         }
     }
     $result = array('list' => $list, 'total' => $total);
     if ($result['total'] > 0) {
         if (check_ipop_limit(get_client_ip(), "topic_search", 10, $keyword)) {
             $GLOBALS['db']->query("update " . DB_PREFIX . "topic_tag set count = count + 1 where name = '" . $keyword . "'");
         }
     }
     //$result['list'] = div_to_col($result['list']);
     $GLOBALS['tmpl']->assign("topic_list", $result['list']);
     $page = new Page($result['total'], app_conf("PAGE_SIZE"));
     //初始化分页对象
     $p = $page->show();
     $GLOBALS['tmpl']->assign('pages', $p);
     $GLOBALS['tmpl']->assign('user_auth', get_user_auth());
     $list_html = load_topic_list();
     //$list_html = decode_topic_without_img($GLOBALS['tmpl']->fetch("inc/topic_col_list.html"));
     $GLOBALS['tmpl']->assign("list_html", $list_html);
     $GLOBALS['tmpl']->assign("type_navs", $type_navs);
     $GLOBALS['tmpl']->assign("filter_navs", $filter_navs);
     $res = load_dynamic_cache("topic_search_hot");
     if ($res === false) {
         $res['hot_tag_list'] = $GLOBALS['db']->getAll("select name,color from " . DB_PREFIX . "topic_tag where is_recommend = 1 order by sort desc, count desc limit 10");
         $res['hot_title_list'] = $GLOBALS['db']->getAll("select name,color from " . DB_PREFIX . "topic_title where is_recommend = 1 order by sort desc,count desc limit 10");
         set_dynamic_cache("topic_search_hot", $res);
     }
     //输出搜索热词
     $GLOBALS['tmpl']->assign("hot_tag_list", $res['hot_tag_list']);
     $GLOBALS['tmpl']->assign("hot_title_list", $res['hot_title_list']);
     //输出推荐分享
     $recommend_topic = load_auto_cache("recommend_uc_topic");
     $GLOBALS['tmpl']->assign("recommend_topic", $recommend_topic);
     $GLOBALS['tmpl']->display("topic_search.html");
 }
 public function load_topic()
 {
     $GLOBALS['tmpl']->assign('user_auth', get_user_auth());
     $cid = intval($_REQUEST['cid']);
     $tag = addslashes(htmlspecialchars(trim($_REQUEST['tag'])));
     $page = intval($_REQUEST['page']);
     if ($page == 0) {
         $page = 1;
     }
     $step = intval($_REQUEST['step']);
     $step_size = intval($_REQUEST['step_size']);
     $limit = ($page - 1) * PAGE_SIZE + ($step - 1) * SECTOR . "," . SECTOR;
     if ($step == 0 || $step > $step_size) {
         //超出
         $result['doms'] = array();
         $result['step'] = 0;
         $result['status'] = 0;
         $result['info'] = 'end';
         ajax_return($result);
     }
     if ($cid > 0) {
         $cate_name = $GLOBALS['db']->getOne("select name from " . DB_PREFIX . "topic_tag_cate where id = " . $cid);
         if ($cate_name) {
             $unicode_cate_name = str_to_unicode_string($cate_name);
             $condition .= " and match(cate_match) against('" . $unicode_cate_name . "'  IN BOOLEAN MODE) ";
         }
     }
     if ($tag != "") {
         $unicode_tag = str_to_unicode_string($tag);
         $condition .= " and match(keyword_match) against('" . $unicode_tag . "'  IN BOOLEAN MODE) ";
     }
     $sql = "select * from " . DB_PREFIX . "topic where is_effect = 1 and is_delete = 0  and fav_id = 0 and relay_id = 0 and type in ('share','sharetuan','sharegoods','sharefyouhui','sharebyouhui','shareevent') " . $condition . " order by create_time desc limit " . $limit;
     $result_list = $GLOBALS['db']->getAll($sql);
     if ($result_list) {
         $result['doms'] = array();
         foreach ($result_list as $k => $v) {
             $topic = get_topic_item($v);
             if (msubstr(preg_replace("/<[^>]+>/i", "", $topic['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $topic['content'])) {
                 $topic['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $topic['content']), 0, 50);
             } else {
                 $topic['short_content'] = preg_replace("/<br[^>]+>/i", "", $topic['content']);
             }
             if ($topic['origin']) {
                 if (msubstr(preg_replace("/<[^>]+>/i", "", $topic['origin']['content']), 0, 50) != preg_replace("/<[^>]+>/i", "", $topic['origin']['content'])) {
                     $topic['origin']['short_content'] = msubstr(preg_replace("/<[^>]+>/i", "", $topic['origin']['content']), 0, 50);
                 } else {
                     $topic['origin']['short_content'] = preg_replace("/<br[^>]+>/i", "", $topic['origin']['content']);
                 }
             }
             $GLOBALS['tmpl']->assign("message_item", $topic);
             $result['doms'][] = decode_topic_without_img($GLOBALS['tmpl']->fetch("inc/discover_item.html"));
         }
         if ($step == 0 || $step >= $step_size) {
             //超出
             $result['step'] = 0;
             $result['status'] = 0;
             $result['info'] = 'end';
             ajax_return($result);
         } else {
             $result['status'] = 1;
             $result['step'] = $step + 1;
             $result['info'] = 'next';
             ajax_return($result);
         }
     } else {
         $result['doms'] = array();
         $result['step'] = 0;
         $result['status'] = 0;
         $result['info'] = 'end';
         //			$result['sql'] = $sql;
         ajax_return($result);
     }
 }