tion file_log($text){
    file_put_contents('_debug_.log',$text.PHP_EOL,FILE_APPEND);
}

function console_log($text){
    echo '<script type="text/javascript">console.log(\'log:'.$text.'\');</script>';
}

//文章内容随机推荐
function get_recommend_list($fid){
	$result = cache_get('get_recommend_list');
	if(empty($result)){
		$result = db_sql_find('SELECT * FROM bbs_thread WHERE fid='.$fid.' ORDER BY RAND() LIMIT 10');
		cache_set('get_recommend_list',$result,86400);//有效期1天
	}
	return $result;
}

//获取回复最多的文章，默认10篇
function get_site_top_list(){
	$result = cache_get('get_site_top_list');
	if(empty($result)){
		$result = db_find('thread', array(), array('views'=>2));//按views倒序
		cache_set('get_site_top_list',$result,86400);//有效期1天
	}
	return $result;
}

function get_site_new_user($num=16){
    //先获取用户列表
    $userlist = cache_get('get_site_new_user');
    if(empty($userlist)){
        $userlist = db_find('user', array(), array('uid'=>-1), 1, $num, 'uid');
        foreach ($userlist as &$user) {
            $username = $user['username'];
            xn_strlen($username)>4 && $username = xn_substr($username, 0, 4);
            $user['dname'] = $username;
        }
        cache_set('get_site_new_user',$userlist,86400);//有效期1天
    }
    return $userlist;
}

//随机获取N篇文章
function get_site_rand_list($num=10){
	$result = cache_get('get_site_rand_list');
	if(empty($result)){
		$result = db_sql_find('SELECT * FROM bbs_thread WHERE images >= 1 ORDER BY RAND() LIMIT '.$num);
		$tids = array();
		foreach($result as $val)
			array_push($tids,$val['tid']);
		//顺便查询图片
		$cond = db_cond_to_sqladd(array('tid'=>$tids,'isimage'=>1));
		$attachlist = db_sql_find("SELECT * FROM `bbs_attach` $cond ORDER BY width DESC");//获取最大的一张图片
		foreach($result as &$val){
			foreach($attachlist as $attach){
				if($attach['tid']==$val['tid']){
					$val['img'] = $attach['filename'];
					break;
				}
			}
		}
		cache_set('get_site_rand_list',$result,86400);//有效期1天
	}
	return $result;
}

function echo_site_rand_list($num=10){
	$randlist = get_site_rand_list($num);
	echo_site_info($randlist, '推荐阅读');
}

//获取最新回复
function get_site_new_reply($num=8,$show_admin_reply=0){
	$reply = cache_get('get_site_new_reply');
	if(!empty($reply) && count($reply) != $num){
	    cache_delete('get_site_new_reply');
	    $reply = null;
	}
	if(empty($reply)){
	    if($show_admin_reply)
		  $reply = db_find('post',array('isfirst'=>0),array('create_date'=>2),1,$num);
	    else
		  $reply = db_find('post',array('isfirst'=>0,'uid'=>array('!='=>1)),array('create_date'=>2),1,$num);
		foreach ($reply as &$value){
		    $user = user_read_cache($value['uid']);
		    $username = $user['username'];
		    xn_strlen($username)>5 && $username = xn_substr($username, 0, 5);
			$value['uname'] = $username;
		}
		cache_set('get_site_new_reply',$reply,36000);//有效期10小时
	}
	return $reply;
}

//获取回复最多的num条
function get_site_top_reply($num=10){
	//SELECT * FROM `bbs_thread` ORDER BY posts DESC LIMIT 10;
	$result = cache_get('get_site_top_post');
	if(empty($result)){
		$result = db_sql_find('SELECT * FROM bbs_thread WHERE images >= 1  ORDER BY posts DESC LIMIT '.$num);
		$tids = array();
		foreach($result as $val)
			array_push($tids,$val['tid']);
		//顺便查询图片
		$cond = db_cond_to_sqladd(array('tid'=>$tids,'isimage'=>1));
		$attachlist = db_sql_find("SELECT * FROM `bbs_attach` $cond ORDER BY width DESC");//获取最大的一张图片
		foreach($result as &$val){
			foreach($attachlist as $attach){
				if($attach['tid']==$val['tid']){
					$val['img'] = $attach['filename'];
					break;
				}
			}
		}
		cache_set('get_site_top_post',$result,86400);//有效期1天
	}
	return $result;
}

function echo_site_top_reply($num){
	$randlist = get_site_top_reply($num);
	echo_site_info($randlist, '热评文章');
}

function echo_site_info($list,$title){
    echo '<div class="site-brief"><ul>'.$title;
    foreach ($list as $key => $value){
        if($cdn_enable){
            if(isset($value['img']))
                echo '<li><span class="thumbnail">'.'<a href="thread-'.$value['tid'].'.htm"><img src="'.$theme_plugin['cdn_url'].'upload/attach/'.$value['img'].'?imageView2/1/w/121/h/75/q/75|imageslim"/></a>'.'</span>';
                else
                    echo '<li><span class="thumbnail">'.'<a href="thread-'.$value['tid'].'.htm"><img src="'.$theme_plugin['cdn_url'].'plugin/theme/view/img/nopic.png?imageView2/1/w/121/h/75/q/75|imageslim"/></a>'.'</span>';
        }else{
            if(isset($value['img']))
                echo '<li><span class="thumbnail">'.'<a href="thread-'.$value['tid'].'.htm"><img src="timthumb.php?src=upload/attach/'.$value['img'].'&w=100&h=75"/></a>'.'</span>';
            else
                echo '<li><span class="thumbnail">'.'<a href="thread-'.$value['tid'].'.htm"><img src="timthumb.php?src=view/img/avatar.png&w=100&h=75"/></a>'.'</span>';
        }
        
        echo '<span class="hot-title"><a href="thread-'.$value['tid'].'.htm" rel="bookmark">'.mb_substr($value['subject'],0,36,'UTF-8').'</a></span>';
        echo '<span class="date"><i class="icon-clock-o"></i> '.date('n-j',$value['create_date']).'</span>';
        echo '<span class="views"><i class="icon-eye"></i> '.$value['views'].'</span></li>';
    }
    echo '</ul></div>';
}


?>