<?php

class core
{
    private static $_tables;

    public static function t($name) {
        return self::_make_obj($name, "table", DISCUZ_TABLE_EXTENDABLE);
    }
    protected static function _make_obj($name, $type, $extendable=false, $p=array()) {
        $pluginid = null;
        //根据$name的首字母是否为#，确定是否要调用插件目录中的类
        if ($name[0] == "#") {
            list(, $pluginid, $name) = explode("#", $name);
        }
        $cname = $type."_".$name;
        if (!isset(self::$_tables[$cname])) {
            //bool class_exists(string $class_name [,bool $autoload = true])
            //检查指定的类是否已定义
            //class_name 类名
            //autoload 是否默认调用__autoload
            if (!class_exists($cname, false)) {
                self::import(($pluginid ? "plugin/".$pluginid : "class")."/".$type."/".$name);
            }
            if ($extendable) {
                self::$_tables[$cname] = new discuz_container();
                switch (count($p)) {
                    case 0: self::$_tables[$cname]->obj = new $cname();break;
                    case 1: self::$_tables[$cname]->obj = new $cname($p[1]);break;
                    case 2: self::$_tables[$cname]->obj = new $cname($p[1], $p[2]);break;
                    case 3: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3]);break;
                    case 4: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3], $p[4]);break;
                    case 5: self::$_tables[$cname]->obj = new $cname($p[1], $p[2], $p[3], $p[4], $p[5]);break;
                    default:
                        $ref = new ReflectionClass($cname);
                        self::$_tables[$cname]->obj = $ref->newInstanceArgs($p);
                        unset($ref);
                        break;
                }
            } else {
                self::$_tables[$cname] = new $cname();
            }
        }
        return self::$_tables[$cname];
    }

}
?>