我使用 VS2010,C# 我想从其他站点读取 RSS 内容并将它们显示在我的站点中,目前此过程是手动执行的(站点管理员搜索其他站点并在新闻项目中复制/粘贴相关内容!),但我想做它是自动的,我认为最好的解决方案是 RSS,我尝试了几个示例代码,但都没有工作,有没有简单的方法在 ASP.NET 中实现 RSS 阅读器?我在这里有什么选择?
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1571 次
1 回答
1
阅读 RSS 链接
public void ReadDoc(XmlDocument rssDoc)
{
XmlNode nodeRss = null;
XmlNode nodeChannel = null;
XmlNode nodeItem = null;
try
{
if (rssDoc == null)
{
return;
}
// Loop for the <rss> tag
for (int i = 0; i < rssDoc.ChildNodes.Count; i++)
{
// If it is the rss tag
if (rssDoc.ChildNodes[i].Name == "rss")
{
nodeRss = rssDoc.ChildNodes[i];
break;
}
}
if (nodeRss == null)
{
return;
}
for (int i = 0; i < nodeRss.ChildNodes.Count; i++)
{
if (nodeRss.ChildNodes[i].Name == "channel")
{
nodeChannel = nodeRss.ChildNodes[i];
break;
}
}
if (nodeChannel == null)
{
return;
}
// Loop for the <title>, <link>, <description> and all the other tags
for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)
{
if (nodeChannel.ChildNodes[i].Name == "item")
{
nodeItem = nodeChannel.ChildNodes[i];
if (nodeItem["title"] != null){}
if (nodeItem["description"] != null){}
if (nodeItem["pubDate"] != null){}
}
}
}
catch (Exception)
{
throw;
}
finally
{
nodeRss = null;
nodeChannel = null;
nodeItem = null;
}
}
public void CreateRSS(String Path)
{
XmlDocument doc = null;
XmlTextReader rssReader = null;
Label doclbl = null;
Label snolbl = null;
try
{
try
{
rssReader = new XmlTextReader(Path);
}
catch (Exception)
{
return;
}
if (rssReader == null)
{
return;
}
doc = new XmlDocument();
try
{
doc.Load(rssReader);
}
catch (Exception)
{
return;
}
if (doc == null)
{
return;
}
ReadDoc(doc);
}
catch (Exception)
{
throw;
}
finally
{
doc = null;
rssReader = null;
doclbl = null;
snolbl = null;
}
}
于 2012-05-20T08:41:19.050 回答