private void write(RssWriter writer) { try { if (channels.Count == 0) throw new InvalidOperationException("Feed must contain at least one channel."); writer.Version = rssVersion; writer.Modules = modules; foreach (RssChannel channel in channels) { if (channel.Items.Count == 0) throw new InvalidOperationException("Channel must contain at least one item."); writer.Write(channel); } } finally { if (writer != null) writer.Close(); } }
public ActionResult Rss() { var blog = Blog.GetBlogByName(CurrentWeb); if (blog == null) { throw new HttpException(404, Messages.BlogNotExist); } int total; var posts = Post.GetPostsOfBlog(blog.Id, 1, blog.PostsPerFeed, out total); var baseUri = MyLifeContext.AbsoluteWebRoot; Response.ContentType = "text/xml"; var rssWriter = new RssWriter(Response.OutputStream, Encoding.UTF8) {Version = RssVersion.RSS20}; var rssChanel = new RssChannel { Title = blog.Name, Description = blog.Description, Link = new Uri(baseUri, blog.CreatedBy + "/blog"), LastBuildDate = DateTime.UtcNow }; foreach (var post in posts) { rssChanel.Items.Add(new RssItem { Title = post.Title, Description = post.Content, Link = new Uri(baseUri, post.RelativeUrl), Author = post.CreatedBy, PubDate = post.CreatedDate }); } rssWriter.Write(rssChanel); rssWriter.Close(); Response.Flush(); return new EmptyResult(); }
/// <summary>Writes the RSS feed to the specified file.</summary> /// <remarks>The encoding is ISO-8859-1.</remarks> /// <exception cref="ArgumentException">The filename is empty, contains only white space, or contains one or more invalid characters.</exception> /// <exception cref="UnauthorizedAccessException">Access is denied.</exception> /// <exception cref="ArgumentNullException">The filename is a (null c#, Nothing vb) reference.</exception> /// <exception cref="DirectoryNotFoundException">The directory to write to is not found.</exception> /// <exception cref="IOException">The filename includes an incorrect or invalid syntax for file name, directory name, or volume label syntax.</exception> /// <exception cref="System.Security.SecurityException">The caller does not have the required permission.</exception> /// <param name="fileName">specified file (including path) If the file exists, it will be truncated with the new content.</param> /// <exception cref="InvalidOperationException">Feed must contain at least one channel.</exception> /// <exception cref="InvalidOperationException">Channel must contain at least one item.</exception> public void Write(string fileName) { var writer = new RssWriter(fileName); write(writer); }