public JsonResult GetIsbnimg(string Isbn)
{
string code = string.Empty;
string msg = string.Empty;
string pic = string.Empty;
try
{
if (Isbn != null)
{
if (HtmlHelper.RemoveNotNumber(Isbn).Length == 13)
{
//去除数字以外的其他字符
Isbn = HtmlHelper.RemoveNotNumber(Isbn);
//获取网页数据,页面编码格式(GB2312:Encoding.Default;UTF-8:Encoding.UTF8)
string HtmlData = HtmlHelper.DownloadHtml("https://search.jd.com/Search?keyword=" + Isbn, Encoding.UTF8);
//获取商品部分Html
string Html = HtmlHelper.GetValue(HtmlData, "<ul class=\"gl-warp clearfix\" data-tpl=\".*?\">", "</ul>");
//获取所有商品图片
var ImgList = HtmlHelper.GetHtmlImageUrlList(Html);
if (ImgList.Length > 0)
{
//匹配类似书籍的商品索引,如没有返回0
int BookIndex = HtmlHelper.GetBookIndex(HtmlData);
pic = ImgList[BookIndex];
msg = "获取成功";
code = "10001";
}
else
{
//到豆瓣检索书籍信息
BookInfo bookInfo;
DoubanHelper.getInfo(Isbn, out bookInfo);
if (bookInfo != null)
{
pic = bookInfo.image;
msg = "获取成功";
code = "10001";
}
else
{
msg = "未查询到书籍信息";
code = "10002";
}
}
}
else
{
msg = "未查询到书籍信息";
code = "10002";
}
}
else
{
msg = "ISBN错误";
code = "10003";
}
}
catch (Exception)
{
msg = "服务器错误";
code = "10004";
}
return(Json(new { code, msg, pic }));
}
public void GetIsbnimg(string Isbn)
{
string code = string.Empty;
string msg = string.Empty;
string pic = string.Empty;
try
{
if (Isbn != null)
{
if (HtmlHelper.RemoveNotNumber(Isbn).Length == 13)
{
//去除数字以外的其他字符
Isbn = HtmlHelper.RemoveNotNumber(Isbn);
//获取网页数据,页面编码格式(GB2312:Encoding.Default;UTF-8:Encoding.UTF8)
string HtmlData = HtmlHelper.DownloadHtml("https://search.jd.com/Search?keyword=" + Isbn, Encoding.UTF8);
//获取商品部分Html
string Html = HtmlHelper.GetValue(HtmlData, "<ul class=\"gl-warp clearfix\" data-tpl=\".*?\">", "</ul>");
//获取所有商品图片
var ImgList = HtmlHelper.GetHtmlImageUrlList(Html);
if (ImgList.Length > 0)
{
//匹配类似书籍的商品索引,如没有返回0
int BookIndex = HtmlHelper.GetBookIndex(HtmlData);
pic = ImgList[BookIndex];
msg = "获取成功";
code = "10001";
}
else
{
//到豆瓣检索书籍信息
BookInfo bookInfo;
DoubanHelper.getInfo(Isbn, out bookInfo);
if (bookInfo != null)
{
pic = bookInfo.image;
msg = "获取成功";
code = "10001";
}
else
{
msg = "未查询到书籍信息";
code = "10002";
}
}
}
else
{
msg = "未查询到书籍信息";
code = "10002";
}
}
else
{
msg = "ISBN错误";
code = "10003";
}
}
catch (Exception)
{
msg = "服务器错误";
code = "10004";
}
HttpContextBase context = (HttpContextBase)Request.Properties["MS_HttpContext"]; //获取传统context
HttpRequestBase request = context.Request; //定义传统request对象
HttpContext.Current.Response.Charset = "GB2312";
HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
HttpContext.Current.Response.Write(JsonConvert.SerializeObject(new { code, msg, pic }));
HttpContext.Current.Response.End();
}
