<?php
/**
 * 易居CMS
 * ============================================================================
 * 版权所有 2018-2028 海南易而优科技有限公司，并保留所有权利。
 * 网站地址: http://www.ejucms.com
 * ----------------------------------------------------------------------------
 * 如果商业用途务必到官方购买正版授权, 以免引起不必要的法律纠纷.
 * ============================================================================
 * Author: 小虎哥 <1105415366@qq.com>
 * Date: 2018-4-3
 */

namespace think\template\taglib\eju;

/**
 * 栏目属性
 */
class TagAttribute extends Base
{
    public $aid = '';
    
    //初始化
    protected function _initialize()
    {
        parent::_initialize();
        /*应用于文档列表*/
        $this->aid = input('param.aid/d', 0);
        /*--end*/
    }

    /**
     * 获取每篇文章的属性
     * @author wengxianhu by 2018-4-20
     */
    public function getAttribute($aid = '', $type = '')
    {
        $aid = !empty($aid) ? $aid : $this->aid;

        if (empty($aid)) {
            echo '标签attribute报错：缺少属性 aid 值。';
            return false;
        }
        
        $result = false;

        /*当前栏目下的属性*/
        $row = M('product_attr')->alias('a')
            ->field('a.attr_value,b.attr_id,b.attr_name')
            ->join('__PRODUCT_ATTRIBUTE__ b', 'a.attr_id = b.attr_id', 'LEFT')
            ->where([
                'a.aid'     => $aid,
                'b.is_del'  => 0,
            ])
            ->order('b.sort_order asc, a.attr_id asc')
            ->select();
        /*--end*/
        if (empty($row)) {
            return $result;
        } else {
            if ('default' == $type) {
                $newAttribute = array();
                foreach ($row as $key => $val) {
                    $attr_id = $val['attr_id'];
                    /*字段名称*/
                    $name = 'value_'.$attr_id;
                    $newAttribute[$name] = $val['attr_value'];
                    /*--end*/
                    /*表单提示文字*/
                    $itemname = 'name_'.$attr_id;
                    $newAttribute[$itemname] = $val['attr_name'];
                    /*--end*/
                }
                $result[0] = $newAttribute;
            } else if ('auto' == $type) {
                foreach ($row as $key => $val) {
                    $row[$key] = [
                        'name'  => $val['attr_name'],
                        'value'  => $val['attr_value'],
                    ];
                }
                $result = $row;
            }
        }

        return $result;
    }
}