private void writeItem(RssItem item, int channelHashCode)
{
if (writer == null)
{
throw new InvalidOperationException("RssWriter has been closed, and can not be written to.");
}
if (item == null)
{
throw new ArgumentNullException("Item must be instanciated with data to be written.");
}
if (!wroteChannel)
{
throw new InvalidOperationException("Channel must be written first, before writing an item.");
}
BeginDocument();
writer.WriteStartElement("item");
switch (rssVersion)
{
case RssVersion.RSS090:
case RssVersion.RSS10:
case RssVersion.RSS091:
WriteElement("title", item.Title, true);
WriteElement("description", item.Description, false);
WriteElement("link", item.Link, true);
break;
case RssVersion.RSS20:
if ((item.Title == RssDefault.String) && (item.Description == RssDefault.String))
{
throw new ArgumentException("item title and description cannot be null");
}
goto case RssVersion.RSS092;
case RssVersion.RSS092:
WriteElement("title", item.Title, false);
WriteElement("description", item.Description, false);
WriteElement("link", item.Link, false);
if (item.Source != null)
{
writer.WriteStartElement("source");
WriteAttribute("url", item.Source.Url, true);
writer.WriteString(item.Source.Name);
writer.WriteEndElement();
}
if (item.Enclosure != null)
{
writer.WriteStartElement("enclosure");
WriteAttribute("url", item.Enclosure.Url, true);
WriteAttribute("length", item.Enclosure.Length, true);
WriteAttribute("type", item.Enclosure.Type, true);
writer.WriteEndElement();
}
foreach (RssCategory category in item.Categories)
{
if (category.Name != RssDefault.String)
{
writer.WriteStartElement("category");
WriteAttribute("domain", category.Domain, false);
writer.WriteString(category.Name);
writer.WriteEndElement();
}
}
break;
}
if (rssVersion == RssVersion.RSS20)
{
WriteElement("author", item.Author, false);
WriteElement("comments", item.Comments, false);
if ((item.Guid != null) && (item.Guid.Name != RssDefault.String))
{
writer.WriteStartElement("guid");
try {
WriteAttribute("isPermaLink", (bool)item.Guid.PermaLink, false);
} catch {}
writer.WriteString(item.Guid.Name);
writer.WriteEndElement();
}
WriteElement("pubDate", item.PubDate, false);
foreach (RssModule rssModule in _rssModules)
{
if (rssModule.IsBoundTo(channelHashCode))
{
foreach (RssModuleItemCollection rssModuleItemCollection in rssModule.ItemExtensions)
{
if (rssModuleItemCollection.IsBoundTo(item.GetHashCode()))
{
writeSubElements(rssModuleItemCollection, rssModule.NamespacePrefix);
}
}
}
}
}
writer.WriteEndElement();
writer.Flush();
}
static void Main(string[] args)
{
var r = new RssFeed();
r.Version = RssVersion.RSS20;
var ri1a = new RssItem();
ri1a.Author = "Test Author 1a";
ri1a.Title = "Test Title 1a";
ri1a.Description = "Test Description 1a";
ri1a.Link = new Uri("http://www.yourserver.com/");
ri1a.PubDate = DateTime.Now;
var ri1b = new RssItem();
ri1b.Author = "Test Author 1b";
ri1b.Title = "Test Title 1b";
ri1b.Description = "Test Description 1b";
ri1b.Link = new Uri("http://www.yourserver.com/");
ri1b.PubDate = DateTime.Now;
var rc1 = new RssChannel();
rc1.Items.Add(ri1a);
rc1.Items.Add(ri1b);
rc1.Title = "Test Channel Title 1";
rc1.Description = "Test Channel Description 1";
rc1.Link = new Uri("http://www.yourserver.com/channel.html");
rc1.PubDate = DateTime.Now;
r.Channels.Add(rc1);
var pacpp = new RssPhotoAlbumCategoryPhotoPeople("John Doe");
var pacp1 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 12, 0, 0)), "Test Photo Description 1", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=123"), pacpp);
var pacp2 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=124"));
var pacp3 = new RssPhotoAlbumCategoryPhoto(DateTime.Now.Subtract(new TimeSpan(2, 10, 0, 0)), "Test Photo Description 2", new Uri("http://www.yourserver.com/PhotoAlbumWeb/GetPhoto.aspx?PhotoID=125"));
var pacps = new RssPhotoAlbumCategoryPhotos();
pacps.Add(pacp1);
pacps.Add(pacp2);
var pac1 = new RssPhotoAlbumCategory("Test Photo Album Category 1", "Test Photo Album Category Description 1", DateTime.Now.Subtract(new TimeSpan(5, 10, 0, 0)), DateTime.Now, pacps);
var pac2 = new RssPhotoAlbumCategory("Test Photo Album Category 2", "Test Photo Album Category Description 2", DateTime.Now.Subtract(new TimeSpan(9, 10, 0, 0)), DateTime.Now, pacp3);
var pacs = new RssPhotoAlbumCategories();
pac1.BindTo(ri1a.GetHashCode());
pac2.BindTo(ri1b.GetHashCode());
pacs.Add(pac1);
pacs.Add(pac2);
var pa = new RssPhotoAlbum(new Uri("http://your.web.server/PhotoAlbumWeb"), pacs);
pa.BindTo(rc1.GetHashCode());
r.Modules.Add(pa);
var ri2 = new RssItem();
ri2.Author = "Test Author 2";
ri2.Title = "Test Title 2";
ri2.Description = "Test Description 2";
ri2.Link = new Uri("http://www.yourotherserver.com/");
ri2.PubDate = DateTime.Now;
var rc2 = new RssChannel();
rc2.Items.Add(ri2);
rc2.Title = "Test Channel Title 2";
rc2.Description = "Test Channel Description 2";
rc2.Link = new Uri("http://www.yourotherserver.com/channel.html");
rc2.PubDate = DateTime.Now;
r.Channels.Add(rc2);
r.Write("out.xml");
var rbc = new RssBlogChannel(new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"), new Uri("http://www.google.com"));
}
