<?php 
/**
 * 控制器基类
 */

class Controller
{
    protected $_controller;
    protected $_action;
    protected $_view;
    protected $_models = array();
    protected $_controls = array();
    protected $configs = array();
 
    // 构造函数，初始化属性，并实例化对应模型
    public function __construct($controller='', $action='', $module='')
    {
        $this->_controller = $controller;
        $this->_action = $action;
        $this->_view = new View($controller, $action, $module);
    }

    /**
     * 后台初始化配置
     */
    public function manage_init()
    {
        global $configs;
        $this->configs = $configs;
        $this->assign('configs',$this->configs);
        //判断是否屏蔽国内IP
        /*if((int)$configs['close_china_ip'] ) {
            if(!(int)f::get_session('manage_user.id') && !in_array(f::get_ip(),$this->configs['trust_ip'])) {
                if(substr_count($_SERVER['REQUEST_URI'],'admin')<1) {
                    $source_result = 0;
                    $un_login = array("北京", "浙江", "天津", "安徽", "上海", "福建", "重庆", "江西", "山东", "河南", "内蒙古", "湖北", "新疆维吾尔", "湖南", "宁夏回族", "广东", "西藏", "海南", "广西壮族", "四川", "河北", "贵州", "山西", "云南", "辽宁", "陕西", "吉林", "甘肃", "黑龙江", "青海", "江苏");
                    $ip_area = f::ip(f::get_ip());
                    $source_result = 0;
                    foreach ($un_login as $v) {
                        if (substr_count($ip_area, $v) > 0) {
                            $source_result = 1;
                            break;
                        }
                    }

                    if ($source_result) {
                        header('location:http://www.baidu.com');
                        exit;
                    }
                }
            }
        }*/
    }

    // 分配变量
    public function assign($name, $value)
    {
        $this->_view->assign($name, $value);
    }

    // 渲染视图
    public function render($view_model='',$view_file='',$only_file=0)
    {
        $this->_view->render($view_model,$view_file,$only_file);
        exit;
    }

    /**
     * @param string $model     数据层类名。
     * @return mixed            返回指定对象
     */
    public function model($model='')
    {
        //如果没有。则返回全局的
        if(!$model){
            global $model;
            return $model;
        }
        //如果已经创建过了。就直接返回旧对象
        if (!isset($this->_models[$model]))
        {
            $model_obj =  @eval('return new ' . ucfirst($model) . 'Model();');
            $this->_models[$model] = $model_obj;
            return $model_obj;
        }else{
            return $this->_models[$model];
        }
    }

    /**
     * @param string $model     控制器之间的调用。
     * @return mixed            返回指定对象
     */
    public function control($control='')
    {
        //如果没有。则返回全局的
        if(!$control){
            return false;
        }
        //如果已经创建过了。就直接返回旧对象
        if (!isset($this->_controls[$control]))
        {
            $control_obj =  @eval('return new ' . ucfirst($control) . 'Controller();');
            $this->_controls[$control] = $control_obj;
            return $control_obj;
        }else{
            return $this->_controller[$control];
        }
    }

    /**
     * 检测是否
     */
    public function check_manage_login()
    {
        if(!(int)f::get_session('manage_user.id')){
            js::location('/admin/manage/login/');
            exit;
        }
    }

    /**
     * 权限验证
     */
    public function check_permission()
    {
        try{
            if(f::get_session('manage_user.user_name')=='liaoyaping'){
                return true;
            }
            //权限验证路径
            $has_parames = strpos($_SERVER['QUERY_STRING'],'&');
            if($has_parames)

                $action_url = trim(substr($_SERVER['QUERY_STRING'],0,strpos($_SERVER['QUERY_STRING'],'&')),'/');
            else
                $action_url = trim($_SERVER['QUERY_STRING'],'/');
            //检查路径是否需要验证权限

            $permission_row = $this->model('manage')->table('manage_permission')->where(array("url='{$action_url}'"))->fetch_one();
            if($permission_row){
                $user_id = f::get_session('manage_user.id');

                $user_row = $this->model('manage')->table('manage')->where(array("id='{$user_id}'"))->fetch_one();
                $group_id = "0,".$user_row['group_id'].'-1';
                $where = array("permission_list like '%#{$permission_row['permission_id']}#%'"," and gid in({$group_id})");
                $group_row = $this->model('manage')->table('manage_group')->where($where)->fetch_one();
                if(!$group_row){
                    throw new Exception('你无此操作权限');
                }

            }
        }catch (Exception $e){
            exit($e->getMessage());
        }
    }

    /**
     *  前台页面公共内容
     */
    public function webinit()
    {
        global $model,$configs;
        $this->configs = $configs;
        //IP黑名单
        if(in_array(f::get_ip(),$this->configs['filter_ip'])){
            header('location:http://www.baidu.com');
            exit;
        }

        //系统配置缓存 缓存有效时间12小时
        if(!is_file(APP_PATH.'config/site_config.php') || (WEB_TIME - filemtime(APP_PATH.'config/site_config.php'))>(86400)){
            $global_set_dir = '/config/';
            $global_set_name = 'site_config.php';
            @chmod(APP_PATH.$global_set_dir.$global_set_name,0755);
            $info_cate = $model->table('news_cate')->where('1')->order('my_order desc,cate_id asc')->selectAll();
            ob_start();
            echo "<?php \r\n";
            echo "//网站前端设置\r\n";
            foreach((array)$info_cate as $k=>$v) {
                echo '$this->configs["info_cate"]['.$k.']= json_decode(\'' . json_encode($v,JSON_UNESCAPED_UNICODE) . '\',true);' . "\r\n";
            }
            $html = ob_get_contents();
            ob_clean();
            @file_put_contents(APP_PATH.$global_set_dir.$global_set_name,$html);
            unset($html);
        }else{
            require_once APP_PATH.'config/site_config.php';
        }
        //给文章列表的标签加样式渐变
        $this->configs['tags_style'] = array('bg-danger','bg-info','bg-primary','bg-warning','bg-danger','bg-info','bg-primary','bg-warning');
        //星期数字中文影射
        $this->configs['week_day_ary'] = array('日','一','二','三','四','五','六');
        $this->assign('configs',$this->configs);
    }


}