private IEnumerable<Teaser> GetEntityItems(EntityModel entity)
{
List<Teaser> res = new List<Teaser>();
//1. Check if entity is a teaser, if add it
if (entity is Teaser)
{
res.Add((Teaser)entity);
}
else
{
//2. Second check if entity type is (semantically) a list, and if so, get its list items
List<Teaser> items = GetTeaserListFromSemantics(entity);
if (items != null)
{
res = items;
}
else
{
//3. Last resort, try to find some suitable properties using reflection
Teaser teaser = new Teaser();
foreach (PropertyInfo pi in entity.GetType().GetProperties())
{
switch (pi.Name)
{
case "Headline":
case "Name":
teaser.Headline = pi.GetValue(entity) as String;
break;
case "Date":
DateTime? date = pi.GetValue(entity) as DateTime?;
if (date != null)
teaser.Date = date;
break;
case "Description":
teaser.Text = pi.GetValue(entity) as String;
break;
case "Link":
teaser.Link = pi.GetValue(entity) as Link;
break;
case "Url":
string url = pi.GetValue(entity) as String;
if (url != null)
teaser.Link = new Link { Url = url };
break;
}
}
if (teaser.Headline != null || teaser.Text != null || teaser.Link != null)
{
res.Add(teaser);
}
}
}
return res;
}
private static Teaser GetTeaserFromMeta(IComponentMeta compMeta)
{
Teaser result = new Teaser
{
Link = new Link { Url = String.Format("tcm:{0}-{1}", compMeta.PublicationId, compMeta.Id) },
Date = GetDateFromCustomMeta(compMeta.CustomMeta, "dateCreated") ?? compMeta.LastPublicationDate,
Headline = GetTextFromCustomMeta(compMeta.CustomMeta, "name") ?? compMeta.Title,
Text = GetTextFromCustomMeta(compMeta.CustomMeta, "introText")
};
return result;
}
private SyndicationItem GetSyndicationItemFromTeaser(Teaser item)
{
SyndicationItem si = new SyndicationItem();
if (item.Headline != null)
{
si.Title = new TextSyndicationContent(item.Headline);
}
if (item.Text != null)
{
si.Summary = new TextSyndicationContent(item.Text.ToString());
}
if (item.Link != null && item.Link.Url!=null && item.Link.Url.StartsWith("http"))
{
si.Links.Add(new SyndicationLink(new Uri(item.Link.Url)));
}
if (item.Date != null)
{
si.PublishDate = (DateTime)item.Date;
}
return si;
}