//读取或构造单个产品的基础信息
/// <summary>
/// 读取或构造单个产品的基础信息。
/// 包括：标题、价格、销量、产品描述
/// </summary>
/// <param name="product">产品</param>
/// <param name="requestModel">请求模型</param>
private void GetProductBaseInfo(BanggoProduct product, RequestModel requestModel)
{
#region 得到banggo数据
product.ThrowIfNull(Resource.ExceptionTemplate_MethedParameterIsNullorEmpty.StringFormat(
new StackTrace()));
requestModel.ThrowIfNull(Resource.ExceptionTemplate_MethedParameterIsNullorEmpty.StringFormat(
new StackTrace()));
var doc = SysUtils.GetHtmlDocumentByHttpGet(requestModel.Referer,Encoding.UTF8);
#endregion
#region 获得品牌
HtmlNode selectNodesForProductBrandCode =
doc.DocumentNode.SelectSingleNode(Resource.SysConfig_GetBanggoProductBrandCodeXPath);
if (selectNodesForProductBrandCode == null)
{
FileHelper.WriteFileLog("邦购没有的产品.txt", requestModel.GoodsSn);
}
selectNodesForProductBrandCode.ThrowIfNull(Resource.Exception_XPathGetDataError.StringFormat(
new StackTrace()));
product.Brand = selectNodesForProductBrandCode.InnerText;
#endregion
#region 获取产品详细界面的类别
HtmlNode selectNodesForProductCategory =
doc.DocumentNode.SelectSingleNode(Resource.SysConfig_GetBanggoProductCategoryXPath);
selectNodesForProductCategory.ThrowIfNull(Resource.Exception_XPathGetDataError.StringFormat(
new StackTrace()));
product.Category = selectNodesForProductCategory.InnerText;
#endregion
#region 得到banggo的父目录，如 T恤
HtmlNode selectNodeForProductParentCatalog =
doc.DocumentNode.SelectSingleNode(Resource.SysConfig_GetBanggoProductParentCatalogXPath);
selectNodeForProductParentCatalog.ThrowIfNull(Resource.Exception_XPathGetDataError.StringFormat(
new StackTrace()));
product.ParentCatalog = selectNodeForProductParentCatalog.InnerHtml;
#endregion
#region 获得产品目录
HtmlNode selectNodesForProductCatalog =
doc.DocumentNode.SelectSingleNode(Resource.SysConfig_GetBanggoProductCatalogXPath);
// selectNodesForProductCatalog.ThrowIfNull(Resource.Exception_XPathGetDataError.StringFormat(
// new StackTrace()));
product.Catalog = selectNodesForProductCatalog != null ? selectNodesForProductCatalog.InnerText : "";
#endregion
#region 得到产品描述
//修改获取的HTML img 的SRC URL
HtmlNodeCollection imgNodes = doc.DocumentNode.SelectNodes(Resource.SysConfig_GetGoodsModeImgGreyXPath);
sbDesc.Clear();
sbDesc.AppendLine(SysConst.PrefixGoodsDesc);
sbDesc.AppendLine(
"款号：{1} -> Banggo 产品地址：<a href=\"{0}\" target=\"_blank\" title=\"{0}\">{0}</a> <br/>".StringFormat(
requestModel.Referer,product.GoodsSn));
#region 这是用html的方式，现在淘宝不支持外链接图片，所以只有用截图的方法
if (imgNodes != null)
{
sbDesc.AppendLine(GetProductDesc(requestModel, imgNodes, doc, Resource.SysConfig_GoodsDescId));
}
else
{
#region 处理请求HTML 没有grey.gif的情况，以及产品描述节点ID不为Goods_Mode的情况
//有可能是没有grey.gif文件，检查是否有描述结点。如果有，直接返回
var desNode = doc.GetElementbyId(Resource.SysConfig_GoodsDescId);
if (desNode != null)
{
sbDesc.AppendLine(desNode.OuterHtml);
}
else //说明是该描述id为productinfo_div
{
//检查是否有grey.gif文件
imgNodes =
doc.DocumentNode.SelectNodes(
Resource.SysConfig_GetProductInfoImgGreyXPath);
if (imgNodes != null)
{
sbDesc.AppendLine(GetProductDesc(requestModel, imgNodes, doc, Resource.SysConfig_ProductInfoId));
}
else
{
//检查是否有productinfo_div结点
var descNode = doc.GetElementbyId(Resource.SysConfig_ProductInfoId);
if (descNode != null)
{
sbDesc.AppendLine(descNode.OuterHtml);
}
else
{
sbDesc.AppendLine("详情到：" + requestModel.Referer);
}
}
}
#endregion
}
#endregion
product.Desc = ModifyGoodsDetailsCss(sbDesc.ToString());
//todo截图没有实现
/* var lstFile = new List<FileItem>();
using (var bitmap = CaputureHtmlElement.CaptureBanggo(requestModel.Referer))
{
var fileItem = new FileItem("{0}Detail.jpg".StringFormat(product.GoodsSn),ImageHelper.SetBitmapToBytes(bitmap,System.Drawing.Imaging.ImageFormat.Jpeg));
lstFile.Add(fileItem);
}
product.GoodsDetailPic = lstFile;*/
#endregion
}
//得到该商品的价格和销量信息
private static void GetPriceAndSalesVolume(BanggoProduct product, HtmlDocument doc)
{
product.SalePrice = GetSalePrice(doc);
product.VipPrice = GetVipPrice(doc);
product.SvipPrice = GetSvipPrice(doc);
product.MarketPrice = GetMarketPrice(doc);
// ReSharper disable CompareOfFloatsByEqualityOperator
if (product.MarketPrice == 0)
// ReSharper restore CompareOfFloatsByEqualityOperator
{
product.MarketPrice = product.SalePrice;
}
product.SalesVolume = GetSalesVolume(doc);
}
/// <summary>
/// 得到可售商品Sku
/// </summary>
/// <param name="product">产品</param>
/// <param name="requestModel">请求模型</param>
public void GetProductSku(Product product, RequestModel requestModel)
{
BanggoProduct banggoProduct;
bool isError = false;
try//如果该对象以前是父类，那么此时就直接强制转换，如果不是都重新new一个子类,然后进行赋值
{
banggoProduct = (BanggoProduct) product;
}
catch (Exception)
{
isError = true;
banggoProduct = new BanggoProduct();
Util.CopyModel(product, banggoProduct);
}
var doc = GetProductSkuBase(banggoProduct, requestModel);
banggoProduct.ColorList = GetProductColorByOnline(requestModel, doc);
if (isError) //如果是new的一个新对象，那么，就要把在GetProductSkuBase,GetProductColorByOnline中获取到的值，赋给product对象
{
Util.CopyModel(banggoProduct,product);
}
}
/// <summary>
/// 得到SKU基本信息不包括，颜色和尺码, 主要用于手动发布产品功能
/// </summary>
/// <param name="product"></param>
/// <param name="requestModel"></param>
public HtmlDocument GetProductSkuBase(BanggoProduct product, RequestModel requestModel)
{
string result = GetGoodsPriceAndColorContent(requestModel);
JObject jObj = JObject.Parse(result);
var data = jObj.SelectToken("data").Value<string>();
var doc = new HtmlDocument();
doc.LoadHtml(data);
product.ThumbUrl = jObj.SelectToken("thumb_url").Value<string>();
GetPriceAndSalesVolume(product, doc);
product.BSizeToTSize = GetBSizeToTSize(doc);
return doc;
}
/// <summary>
/// 得到单个产品信息
/// </summary>
/// <param name="requestModel"></param>
/// <returns></returns>
public Product GetGoodsInfo(RequestModel requestModel)
{
var product = new BanggoProduct {GoodsSn = requestModel.GoodsSn};
GetProductBaseInfo(product, requestModel);
GetProductSku(product, requestModel);
return product;
}
