protected override IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
var context = PortalContext.Current.ServiceContext;
var pageTags = context.GetPageTags().ToList().Select(tag => new PageTagInfo(tag)).Where(tagInfo => tagInfo.TaggedItemCount > 0);
var eventTags = context.GetEventTags().ToList().Select(tag => new EventTagInfo(tag)).Where(tagInfo => tagInfo.TaggedItemCount > 0);
var threadTags = context.GetForumThreadTags().ToList().Select(tag => new ForumThreadTagInfo(tag)).Where(tagInfo => tagInfo.TaggedItemCount > 0);
IEnumerable <TagCloudDataItem> items = new TagCloudData(
Owner.NumberOfWeights,
StringComparer.InvariantCultureIgnoreCase,
pageTags.Cast <ITagInfo>(),
eventTags.Cast <ITagInfo>(),
threadTags.Cast <ITagInfo>()).ToList();
if (string.Equals(Owner.SortExpression, "TaggedItemCount", StringComparison.InvariantCultureIgnoreCase))
{
items = Owner.SortDirection == SortDirection.Descending
? items.OrderByDescending(item => item.TaggedItemCount)
: items.OrderBy(item => item.TaggedItemCount);
}
else
{
items = Owner.SortDirection == SortDirection.Descending
? items.OrderByDescending(item => item.Name)
: items.OrderBy(item => item.Name);
}
foreach (var item in items)
{
item.CssClass = Owner.WeightCssClassPrefix + item.Weight;
}
return(items.ToList());
}
public IEnumerable <IForumThreadWeightedTag> SelectWeightedTags(int weights)
{
var serviceContext = Dependencies.GetServiceContext();
var infos = SelectTagInfos(serviceContext);
var tagCloudData = new TagCloudData(weights, TagInfo.TagComparer, infos);
return(tagCloudData.Select(e => new ForumThreadWeightedTag(e.Name, e.TaggedItemCount, e.Weight)));
}
public IEnumerable <IBlogPostWeightedTag> SelectWeightedTags(int weights)
{
var serviceContext = BlogDependencies.GetServiceContext();
var infos = serviceContext.FetchBlogPostTagCounts(Blog.Id)
.Select(c => new BlogPostTagInfo(c.Item1, c.Item2));
var tagCloudData = new TagCloudData(weights, TagInfo.TagComparer, infos);
var archivePathGenerator = new BlogArchiveApplicationPathGenerator(BlogDependencies);
return(tagCloudData.Select(e => new BlogPostWeightedTag(e.Name, archivePathGenerator.GetTagPath(e.Name, Blog), e.TaggedItemCount, e.Weight)));
}
