he_get($key);
        if (NULL === $r) {
            $r = flag_read($flagid);
            $r and cache_set($key, $r, 300);
        }
    }

    

    $cache[$key] = $r ? $r : NULL;

    

    return $cache[$key];
}

// 获取版块展示的属性 0表示首页 已格式化
function flag_forum_show($fid = 0)
{
    $arrlist = flag_get($fid);
    if (empty($arrlist)) return NULL;

    foreach ($arrlist as $key => &$val) {
        if (empty($val['display'])) {
            unset($arrlist[$key]);
        }
    }

    return $arrlist;
}

//--------------------------kv + cache--------------------------
// 从缓存中获取版块下100个最新的flag 已格式化 $fid = 0 为首页 首页的都丢在$config['index_flags']和$config['index_flagstr']
$g_flag = FALSE;
function flag_get($fid)
{
    global $forumlist, $g_flag, $config;

    FALSE === $g_flag and $g_flag = website_get('flag');
    if (isset($g_flag[$fid])) return $g_flag[$fid];

    empty($g_flag) and $g_flag = array();

    if (empty($g_flag[$fid])) {
        if (empty($fid)) {
            // 首页
            $pagesize = $config['index_flags'];
        } else {
            // 版块
            $forumlist = empty($forumlist) ? forum_find() : $forumlist;
            $pagesize = $forumlist[$fid]['flags'];
        }

        if (empty($pagesize)) return NULL;

        $g_flag[$fid] = flag_find($fid, 1, $pagesize);

        $g_flag[$fid] and flag_set($fid, $g_flag[$fid]);
    }

    return $g_flag[$fid];
}

// set kv cache
function flag_set($key, $val)
{
    global $g_flag;
    FALSE === $g_flag and $g_flag = website_get('flag');
    empty($g_flag) and $g_flag = array();
    $g_flag[$key] = $val;
    return website_set('flag', $g_flag);
}

// 删除版块下的flag缓存
function flag_delete_cache($fid)
{
    global $g_flag;
    FALSE === $g_flag and $g_flag = website_get('flag');
    empty($g_flag) and $g_flag = array();
    if (isset($g_flag[$fid])) {
        unset($g_flag[$fid]);
        website_set('flag', $g_flag);
    }
    return TRUE;
}

// 删除对应flagid的缓存
function flag_delete_cache_by_flagid($fid, $flagid)
{
    global $g_flag;
    FALSE === $g_flag and $g_flag = website_get('flag');
    empty($g_flag) and $g_flag = array();
    if (isset($g_flag[$fid][$flagid])) {
        unset($g_flag[$fid][$flagid]);
        website_set('flag', $g_flag);
    }
    return TRUE;
}




?>tpw_complete':
            // 重置密码
            $pre .= $default_pre .= 'user_resetpw_complete.htm';
            break;
        case 'user_comment':
            // 我的首页评论
            $pre .= $default_pre .= 'user_comment.htm';
            break;
        case 'single_page':
            // 单页
            $pre .= $default_pre .= 'single_page.htm';
            break;
        case 'search':
            // 搜索
            $pre .= $default_pre .= 'search.htm';
            break;
        case 'operate_sticky':
            // 置顶
            $pre .= $default_pre .= 'operate_sticky.htm';
            break;
        case 'operate_close':
            // 关闭
            $pre .= $default_pre .= 'operate_close.htm';
            break;
        case 'operate_delete':
            // 删除
            $pre .= $default_pre .= 'operate_delete.htm';
            break;
        case 'operate_move':
            // 移动
            $pre .= $default_pre .= 'operate_move.htm';
            break;
        case '404':
            $pre .= $default_pre .= '404.htm';
            break;
        case 'read_404':
            $pre .= $default_pre .= 'read_404.htm';
            break;
        case 'list_404':
            $pre .= $default_pre .= 'list_404.htm';
            break;
        
        default:
            // 首页
            $pre .= $default_pre .= theme_mode_pre();
            
            break;
    }

    if ($config['theme']) {
        $conffile = APP_PATH . 'view/template/' . $config['theme'] . '/conf.json';
        $json = is_file($conffile) ? xn_json_decode(file_get_contents($conffile)) : array();
    }

    // 加载绑定ID安装风格
    !empty($json['installed']) and $path_file = APP_PATH . 'view/template/' . $config['theme'] . '/htm/' . ($id ? $id . '_' : '') . $pre;

    // 加载安装风格
    (empty($path_file) || !is_file($path_file)) and $path_file = APP_PATH . 'view/template/' . $config['theme'] . '/htm/' . $pre;

    // 主风格下可安装多个子风格
    if (!empty($config['theme_child']) && is_array($config['theme_child'])) {
        foreach ($config['theme_child'] as $theme) {
            if (empty($theme) || is_array($theme)) continue;

            // 加载绑定ID安装风格
            $path_file = APP_PATH . 'view/template/' . $theme . '/htm/' . ($id ? $id . '_' : '') . $pre;

            // 加载安装风格
            !is_file($path_file) and $path_file = APP_PATH . 'view/template/' . $theme . '/htm/' . $pre;
        }
    }

    // 风格不存在加载适配端
    !is_file($path_file) and $path_file = APP_PATH . ($dir ? 'plugin/' . $dir . '/view/htm/' : 'view/htm/') . $default_pre;

    

    return $path_file;
}

// 依据模式返回适配文件
function theme_mode_pre($type = 0)
{
    global $config;

    // 网站模式
    $mode = $config['setting']['website_mode'];
    $pre = '';

    // 首页文件前缀
    if (1 == $mode) {
        // 门户模式
        $pre .= 2 == $type ? 'portal_category.htm' : 'portal.htm';
    } elseif (2 == $mode) {
        // 扁平模式
        $pre .= 2 == $type ? 'flat_category.htm' : 'flat.htm';
    } else {
        // 自定义模式
        $pre .= 2 == $type ? 'index_category.htm' : 'index.htm';
    }
    return $pre;
}


?>