[ecshop 资料]商品显示选择属性名称然后标题也加上属性的名称

最新推荐文章于 2019-01-13 21:13:50 发布

zhangfeng1133

最新推荐文章于 2019-01-13 21:13:50 发布

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分类专栏： ecshop网店系统二次开发

本文链接：https://blog.youkuaiyun.com/zhangfeng1133/article/details/50085691

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本文介绍了一种通过JavaScript实现的商品属性选择与价格更新的方法。该方法能够在用户选择不同的商品属性时，动态调整商品的价格，并将所选属性的名称加入到商品标题中，以便清晰展示给用户。此外，还实现了库存检查功能，确保所选数量不超过现有库存。

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商品显示。。。。js 选择属性名称

然后标题也加上属性的名称

if (!empty($_REQUEST['act']) && $_REQUEST['act'] == 'price')
{
    include('includes/cls_json.php');

    $json   = new JSON;
    $res    = array('err_msg' => '', 'result' => '', 'qty' => 1);

    //$attr_id    = isset($_REQUEST['attr']) ? explode(',', $_REQUEST['attr']) : array();
    $attr_id    = isset($_REQUEST['attr']) ? $_REQUEST['attr'] : array();
    $number     = (isset($_REQUEST['number'])) ? intval($_REQUEST['number']) : 1;
    //$number		= 1;

    if ($goods_id == 0)
    {
        $res['err_msg'] = $_LANG['err_change_attr'];
        $res['err_no']  = 1;
    }
    else
    {
        if ($number == 0)
        {
            $res['qty'] = $number = 1;
        }
        else
        {
            $res['qty'] = $number;
        }
        if(empty($attr_id)){
        	$attr_id = 0;
        }
        $res['attr_num'] = get_product_attr_num($goods_id,$attr_id);
        //$res['attr_num'] = $ret[$attr_id];
        
		// 		$number = 1;

		//echo "goods_id : $goods_id ;number: $number ;   attr_id: $attr_id   \r\n";
		
        $shop_price  = get_final_price($goods_id, $number, true, $attr_id);
		
		//echo  "shop_price : $shop_price \r\n";
		
		//exit();
		
        $mark_price = get_mark_price($goods_id);

		$shop_price = ($shop_price>=0) ? $shop_price : 0;

        $res['result'] = price_format($shop_price * $number);
        $res['result1'] = price_format($mark_price);
		$res['result_jf'] = floor($shop_price * $number);

		//add by yanggg 2015/11/28 增加了 属性名称的返回 js 到时候控制商品的名称
		$sql = "SELECT goods_attr_id, attr_value FROM " . $GLOBALS['ecs']->table('goods_attr') . " WHERE goods_id = '$goods_id' and goods_attr_id='$attr_id'";
		$results_www_ecshop68_com = $GLOBALS['db']->getAll($sql);
		$res['attr_value'] = $results_www_ecshop68_com[0]['attr_value'];
		
		
		//预售，检查库存是否足够
		$current_number = $res['attr_num'];
		if($number > $current_number)
		{
			$res['err_msg'] = sprintf($_LANG['err_shortage_little'], $current_number);
			$res['qty'] = $current_number;
			$res['err_no']  = 1;
		}
		
		
    }

    die($json->encode($res));
}

//商品属性的显示 2015/11/28 注释 by yanggg
function show_attr_status(theid, goods_id, attr_id_www_ecshop68_com)
{
   if(theid.className=='wuxiao'){
       return;
   }

   var selected_first=new Array();
   selected_first[0] = theid.id.replace('xuan_a_','');
   var spec_attr_type = document.getElementsByName('spec_attr_type');
   var www_ecshop68_com= theid.parentNode.id.replace('catt_', '');
   document.getElementById('spec_attr_type_'+www_ecshop68_com).value=selected_first[0];

   //if(attr_selected()){
   //   return true;
   //}
   if(change_classname(theid,www_ecshop68_com)){
       //var formBuy = document.forms['ECS_FORMBUY'];
       //spec_arr = getSelectedAttributes(formBuy);
       //Ajax.call('goods.php?act=get_products_info', 'id=' + spec_arr+ '&goods_id=' + goods_id, shows_number, 'GET', 'JSON');
       changePriceAll();
       return true;
   }

   var mylist = theid.parentNode.getElementsByTagName("a");
   for(zzz=0; zzz<mylist.length; zzz++)
   {
       if(mylist[zzz].className!='wuxiao')
       {
               mylist[zzz].onclick=function(){
                   show_attr_status(this, goods_id, attr_id_www_ecshop68_com);
               }
       }
       var my_input_id = mylist[zzz].id.replace('xuan_a_', 'spec_value_');
       document.getElementById(my_input_id).checked=false;
   }
   var the_input_id = theid.id.replace('xuan_a_', 'spec_value_');
   //theid.onclick=function(){}
   document.getElementById(the_input_id).checked="checked";


   for (iii=0;iii<spec_attr_type.length;iii++ )
   {
         selid_www_ecshop68_com=0;
         if (spec_attr_type[iii].value != www_ecshop68_com)
         {
       var s1=document.getElementById('xuan_'+spec_attr_type[iii].value);
       var s1_list = s1.getElementsByTagName("a");
       for(jjj=0;jjj<s1_list.length;jjj++)
       {
           s1_a_id = s1_list[jjj].id.replace('xuan_a_','');
           if (is_exist_prod(selected_first, s1_a_id, myString) )
           {
               if (selid_www_ecshop68_com)
               {
                   if (s1_list[jjj].className == 'cattsel')
                   {
                       selid_www_ecshop68_com = s1_a_id;
                   }
               }
               else
               {
                   selid_www_ecshop68_com = s1_a_id;
               }
               s1_list[jjj].className = '';
               s1_list[jjj].onclick=function(){
                   show_attr_status(this, goods_id, attr_id_www_ecshop68_com);
               }
           }
           else
           {
               s1_list[jjj].className = 'wuxiao';
               //s1_list[jjj].onclick=function(){}
           }
           document.getElementById('spec_value_' + s1_a_id).checked = false;
       }
       document.getElementById('spec_value_' + selid_www_ecshop68_com).checked = "checked";
       selected_first.push(selid_www_ecshop68_com);
       document.getElementById('xuan_a_'+selid_www_ecshop68_com).className='cattsel';
       //document.getElementById('xuan_a_'+selid_www_ecshop68_com).onclick=function(){}
         }
   }
   changeAtt(theid, goods_id);
   if (theid.parentNode.id.replace('catt_','')==attr_id_www_ecshop68_com)
   {
       get_gallery_attr(goods_id, selected_first[0]);
   }

   //changePrice();
}

/**
* 获取商品范围价格
*/
function changePriceAll()
{
   var attr = getSelectedAttributes(document.forms['ECS_FORMBUY']);
   var qty = document.forms['ECS_FORMBUY'].elements['number'].value;
   Ajax.call('goods.php', 'act=allprice&id=' + goodsId + '&attr=' + attr + '&number=1', changePriceResponse, 'GET', 'JSON');
}

/**
* 接收返回的信息
*/
function changePriceResponse(res)
{
if (res.err_msg.length > 0 && res.qty ==0)
{
   document.getElementById('choose-btns').style.display = 'none';
    document.getElementById('choose-btns1').style.display = 'block';
    alert(res.err_msg);
   document.forms['ECS_FORMBUY'].elements['number'].value = res.qty;
}
else
{
      document.getElementById('choose-btns').style.display = 'block';
     document.getElementById('choose-btns1').style.display = 'none';
    document.forms['ECS_FORMBUY'].elements['number'].value = res.qty;

    if (document.getElementById('ECS_GOODS_AMOUNT')){
      document.getElementById('ECS_GOODS_AMOUNT').innerHTML = res.result;
      if (res.result_jf){
       document.getElementById('ECS_GOODS_AMOUNT_jf').innerHTML = res.result_jf;
      }
    }
    //add by yanggg 商品标题也加入

    if (document.getElementById('name') && document.getElementById('name_realname') ){
      document.getElementById('name').innerHTML = document.getElementById('name_realname').innerHTML + ' ' + res.attr_value ;
    }

    if(document.getElementById('shows_number')){
   document.getElementById('shows_number').innerHTML = res.attr_num;
    }
    if(document.getElementById('mark_price')){
   document.getElementById('mark_price').innerHTML = res.result1;
    }
}

}