/// <summary>
/// 添加一条新闻
/// </summary>
/// <param name="model">新闻实体</param>
/// <returns></returns>
public static int InsertMedia(DtoNewsMedia model)
{
try
{
if (model.Description == null)
{
model.Description = "";
}
if (model.PicOriginalUrl == null)
{
model.PicOriginalUrl = "";
}
if (model.PicUrl == null)
{
return(-1);
}
if (model.NewsId < 1)
{
return(-1);
}
//var item = new T_NewsMedia()
//{
// Description = model.Description,
// IsShow = 1,
// NewsId = model.NewsId,
// Orders = model.Orders,
// PicOriginalUrl = model.PicOriginalUrl,
// PicUrl = model.PicUrl,
// //ThumbnailUrl = model.ThumbnailUrl,
//};
//var id = item.InsertIdNoTrans();
return(0);
}
catch (Exception ex)
{
Log.Error(ex.Message + ex.StackTrace);
return(-1);
}
}
/// <summary>
/// 主要处理内容里广告性质的文字及样式
/// </summary>
/// <param name="contents"></param>
/// <returns></returns>
public static List <DtoNewsMedia> GetImgList(string contents)
{
var str = contents;
var list = new List <DtoNewsMedia>();
try
{
//提取内容中的图片链接
var imgList = XpathHelper.GetAttrValueListByXPath(str, "//img", "src");
if (imgList != null && imgList.Count > 0)
{
var i = 0;
foreach (var img in imgList)
{
try
{
var model = new DtoNewsMedia()
{
Description = "",
IsShow = 1,
NewsId = 0,
Orders = i,
PicOriginalUrl = img,
PicUrl = img,
ThumbnailUrl = img
};
list.Add(model);
}
catch (Exception ex)
{
}
i++;
}
}
}
catch (Exception ex)
{
}
return(list);
}
public List <DtoNewsMedia> NewsPicGatheringOne(string newsUrl)
{
try
{
var list = new List <DtoNewsMedia>();
var content = "";
var picUrl = "";
var curPage = 0;
var totalPage = 1;
var strNewContent = HttpHelper.GetContentByMobileAgent(newsUrl, Encoding.UTF8);
var strScriptList = XpathHelper.GetInnerHtmlListByXPath(strNewContent, "/html/body/script");
var strSrcipt = "";
if (strScriptList != null && strScriptList.Count > 0)
{
foreach (var str in strScriptList)
{
if (str.Contains("G_listdata"))
{
strSrcipt = str;
break;
}
}
}
var istrart = strSrcipt.IndexOf('[');
var iend = strSrcipt.IndexOf(']');
var strJson = strSrcipt.Substring(istrart, iend - istrart + 1);
var imgList = JsonConvert.DeserializeObject <List <DtoIfengImg> >(strJson);
//不通过网页html分析内容了，因为要的内容在script中
//var strcurPage = StrHelper.GetStrByXPath(strNewContent, "//div[@id='picTxt']/div/span[1]", "");
//curPage = Convert.ToInt32(StrHelper.FormatHtml(strcurPage));
//var strtotalPage = StrHelper.GetStrByXPath(strNewContent, "//div[@id='picTxt']/div/span[3]", "");
//totalPage = Convert.ToInt32(StrHelper.FormatHtml(strtotalPage));
//content = StrHelper.GetStrByXPath(strNewContent, "//div[@id='picTxt']/ul/li/p", "");
//content = StrHelper.FormatHtml(content);
//picUrl = StrHelper.GetAttrValueByXPath(strNewContent, "//img[@id='photo']", "src");
//*[@id="picTxt"]/ul/li/p
if (imgList != null && imgList.Count > 0)
{
curPage = 1;
foreach (var img in imgList)
{
//id 临时用来记录总图片数
var model = new DtoNewsMedia
{
Description = img.title.Trim(),
Orders = curPage,
PicUrl = img.img,
PicOriginalUrl = img.originalimg,
IsShow = 1,
Id = imgList.Count
};
curPage++;
list.Add(model);
}
}
return(list);
}
catch (Exception ex)
{
Log.Error(newsUrl + " 错误:" + ex.Message + ex.StackTrace);
}
return(null);
}
