<?php
// +----------------------------------------------------------------------
// | 徐州梦创信息科技有限公司—专业的游戏运营，推广解决方案.
// +----------------------------------------------------------------------
// | Copyright (c) 2013 http://www.vlcms.com  All rights reserved.
// +----------------------------------------------------------------------
// | Author: kefu@vlcms.com QQ：97471547
// +----------------------------------------------------------------------

namespace Admin\Model;
use Think\Model;

/**
 * 文档基础模型
 */
class MessageModel extends Model{

    

    /* 自动验证规则 */
    // protected $_validate = array(
    // );

    /* 自动完成规则 */
    protected $_auto = array(
        array('apply_time', 'getCreateTime', self::MODEL_BOTH,'callback'),
        array('ratio', 0, self::MODEL_BOTH),
        array('status', 0, self::MODEL_BOTH),
        array('enable_status', 1, self::MODEL_BOTH),
    );

    /**
     * 构造函数
     * @param string $name 模型名称
     * @param string $tablePrefix 表前缀
     * @param mixed $connection 数据库连接信息
     */
    public function __construct($name = '', $tablePrefix = '', $connection = '') {
        /* 设置默认的表前缀 */
        $this->tablePrefix ='tab_';
        /* 执行构造方法 */
        parent::__construct($name, $tablePrefix, $connection);
    }

    /**
     * 获取详情页数据
     * @param  integer $id 文档ID
     * @return array       详细数据
     */
    public function detail($id){
        /* 获取基础数据 */
        $info = $this->field(true)->find($id);
        if(!(is_array($info) || 1 !== $info['status'])){
            $this->error = '文档被禁用或已删除！';
            return false;
        }

        /* 获取模型数据 */
        $logic  = $this->logic($info['model_id']);
        $detail = $logic->detail($id); //获取指定ID的数据
        if(!$detail){
            $this->error = $logic->getError();
            return false;
        }
        $info = array_merge($info, $detail);

        return $info;
    }

    

    /**
     * 创建时间不写则取当前时间
     * @return int 时间戳
     * @author huajie <banhuajie@163.com>
     */
    protected function getCreateTime(){
        $create_time    =   I('post.create_time');
        return $create_time?strtotime($create_time):NOW_TIME;
    }

    /**
     * 获取扩展模型对象
     * @param  integer $model 模型编号
     * @return object         模型对象
     */
    private function logic($model){
        $name  = $model;//parse_name(get_document_model($model, 'name'), 1);
        $class = is_file(MODULE_PATH . 'Logic/' . $name . 'Logic' . EXT) ? $name : 'Base';
        $class = MODULE_NAME . '\\Logic\\' . $class . 'Logic';
        return new $class($name);
    }

    /**
     * 检查标识是否已存在(只需在同一根节点下不重复)
     * @param string $name
     * @return true无重复，false已存在
     * @author huajie <banhuajie@163.com>
     */
    protected function checkName(){
        $name        = I('post.name');
        $category_id = I('post.category_id', 0);
        $id          = I('post.id', 0);

        $map = array('name' => $name, 'id' => array('neq', $id), 'status' => array('neq', -1));

        $category = get_category($category_id);
        if ($category['pid'] == 0) {
            $map['category_id'] = $category_id;
        } else {
            $parent             = get_parent_category($category['id']);
            $root               = array_shift($parent);
            $map['category_id'] = array('in', D("Category")->getChildrenId($root['id']));
        }

        $res = $this->where($map)->getField('id');
        if ($res) {
            return false;
        }
        return true;
    }

    /**
     * 生成不重复的name标识
     * @author huajie <banhuajie@163.com>
     */
    private function generateName(){
        $str = 'abcdefghijklmnopqrstuvwxyz0123456789';	//源字符串
        $min = 10;
        $max = 39;
        $name = false;
        while (true){
            $length = rand($min, $max);	//生成的标识长度
            $name = substr(str_shuffle(substr($str,0,26)), 0, 1);	//第一个字母
            $name .= substr(str_shuffle($str), 0, $length);
            //检查是否已存在
            $res = $this->getFieldByName($name, 'id');
            if(!$res){
                break;
            }
        }
        return $name;
    }
}