private void Init()
{
//Create twitter news
var tweet1 = new TwitterNews(context);
tweet1.Identifier = "1";
tweet1.Title = "Twitter ESA";
tweet1.Author = "ESA";
tweet1.Store();
var tweet2 = new TwitterNews(context);
tweet2.Identifier = "2";
tweet2.Title = "Twitter Terradue";
tweet2.Author = "terradue";
tweet2.Store();
//create rss news
var rss1 = new RssNews(context);
rss1.Identifier = "3";
rss1.Title = "RSS worldbank";
rss1.Url = "http://blogs.worldbank.org/water/rss.xml";
rss1.Store();
}
public static List <RssNews> GetNewsFromRss(string url, int num, out string catchNewsStatusInfo)
{
List <RssNews> rssNewsList = new List <RssNews>();
catchNewsStatusInfo = string.Empty;
try
{
var webResponse = WebRequest.Create(url.Trim()).GetResponse();
if (webResponse == null)
{
return(null);
}
var ds = new DataSet();
ds.ReadXml(webResponse.GetResponseStream());
var allNewsFromWeb = ds.Tables["item"].AsEnumerable().ToList();
int getNewsNum = allNewsFromWeb.Count() >= num ? num : allNewsFromWeb.Count();
for (int i = 0; i < getNewsNum; i++)
{
RssNews lastRssNew = new RssNews
{
Title = allNewsFromWeb[i].Field <string>("title"),
// PubDate = allNewsFromWeb[i].Field<string>("pubDate"),
Description = allNewsFromWeb[i].Field <string>("description")
};
//去除一些常见的不用的正文部分
if (lastRssNew.Description.IndexOf("发帖区") >= 0)
{
lastRssNew.Description = lastRssNew.Description.Remove(lastRssNew.Description.IndexOf("发帖区"));
}
if (lastRssNew.Description.IndexOf("责任编辑") >= 0)
{
lastRssNew.Description = lastRssNew.Description.Remove(lastRssNew.Description.IndexOf("责任编辑"));
}
if (lastRssNew.Description.IndexOf("This entry passed") >= 0)
{
lastRssNew.Description = lastRssNew.Description.Remove(lastRssNew.Description.IndexOf("This entry passed"));
}
if (lastRssNew.Description.IndexOf("【免责声明】") >= 0)
{
lastRssNew.Description = lastRssNew.Description.Remove(lastRssNew.Description.IndexOf("【免责声明】"));
}
rssNewsList.Add(lastRssNew);
}
catchNewsStatusInfo = DateTime.Now.ToString("yyyy-M-d dddd HH:mm:ss") + "：新闻抓取成功。" + "\r\n";
return(rssNewsList);
}
catch (Exception ex)
{
catchNewsStatusInfo = DateTime.Now.ToString("yyyy-M-d dddd HH:mm:ss") + "：新闻抓取失败。错误内容:" + ex + "\r\n";
return(null);
}
}
public bool TranslateBlog(RssNews rss)
{
var content = _helper.TranslateText(rss.Description);
var title = _helper.TranslateText(rss.Title);
var oldNews = Context.RssNews.Find(rss.Id);
oldNews.Content = content;
oldNews.TitleCn = title;
Context.Update(oldNews);
var re = Context.SaveChanges();
return(re > 0);
}
public IActionResult DelBlog(int id)
{
RssNews news = _context.RssNews.Find(id);
_context.RssNews.Remove(news);
var re = _context.SaveChanges();
if (re > 0)
{
return(JsonOk(re));
}
return(JsonFailed());
}
public object Post(CreateNews request)
{
WebNews result = null;
var context = TepWebContext.GetWebContext(PagePrivileges.AdminOnly);
try {
context.Open();
if (request.Type.Equals(EntityType.GetEntityType(typeof(TwitterNews)).Keyword))
{
TwitterNews tweet = null;
tweet = new TwitterNews(context);
tweet = (TwitterNews)request.ToEntity(context, tweet);
tweet.Store();
result = new WebNews(tweet);
}
else if (request.Type.Equals(EntityType.GetEntityType(typeof(RssNews)).Keyword))
{
RssNews rss = null;
rss = new RssNews(context);
rss = (RssNews)request.ToEntity(context, rss);
rss.Store();
result = new WebNews(rss);
//} else if (request.Type.Equals(EntityType.GetEntityType(typeof(TumblrNews)).Keyword)){
// TumblrNews tumblr = null;
// tumblr = new TumblrNews(context);
// tumblr = (TumblrNews)request.ToEntity(context, tumblr);
// tumblr.Store();
// result = new WebNews(tumblr);
}
else
{
Article article = null;
article = new Article(context);
article = (Article)request.ToEntity(context, article);
article.Store();
result = new WebNews(article);
}
context.LogInfo(this, string.Format("/news POST Id='{0}'", request.Id));
context.Close();
} catch (Exception e) {
context.LogError(this, e.Message, e);
context.Close();
throw e;
}
return(result);
}
public static bool PublishNew(string contentName, int parentContentId, RssNews news, out string publishInfo)
{
try
{
string contentTypeAlias = "InfoDetail";
string contentAddress = contentName + DateTime.Now.ToString("yyyyMMddHHmmss");
//RssNews publishNews = RssReader.ReadLastNew(rssAddress);
IContent newContent = ApplicationContext.Current.Services.ContentService.CreateContent(contentAddress, parentContentId,
contentTypeAlias, 0);
newContent.SetValue("bodyText", news.Description.Trim());
newContent.SetValue("pageTitle", news.Title);
ApplicationContext.Current.Services.ContentService.Publish(newContent, 0);
publishInfo = DateTime.Now.ToString("yyyy-M-d dddd HH:mm:ss") + "：发布成功。发布的新闻标题：" + news.Title + "\r\n ---------------------------\r\n";
return(true);
}
catch (Exception ex)
{
//Log.Add(LogTypes.Publish,nodeID,"自动发布rss新闻时出错:"+ex.Message );
publishInfo = DateTime.Now.ToString("yyyy-M-d dddd HH:mm:ss") + "：发布错误,请查看下方错误消息。\r\n发布新闻标题：" + news.Title + "\r\n错误消息：" + ex.Message + "\r\n ---------------------------\r\n";
return(true);
}
}
public object Post(CreateRssNews request)
{
var context = TepWebContext.GetWebContext(PagePrivileges.EverybodyView);
WebNews result = null;
try{
context.Open();
RssNews article = new RssNews(context);
article = (RssNews)request.ToEntity(context, article);
article.Store();
result = new WebNews(article);
context.LogInfo(this, string.Format("/news/rss POST Id='{0}'", request.Id));
context.Close();
}catch (Exception e) {
context.LogError(this, e.Message, e);
context.Close();
throw e;
}
return(result);
}
