private Expression <Func <Entries, bool> > GetBlogFilter(GetBlogEntriesParameter param)
{
Expression <Func <Entries, bool> > filter;
if (!string.IsNullOrEmpty(param.Tags))
{
var tagsList = param.Tags.Split(',').Select(i => BlogFacade.Decode(i)).ToList();
filter =
f =>
Enumerable.Intersect(f.Tags.Split(','), tagsList).Count() == tagsList.Count &&
(param.BlogPageId == Guid.Empty || f.PageId == param.BlogPageId);
}
else
{
filter = f => param.BlogPageId == Guid.Empty || f.PageId == param.BlogPageId;
}
return(filter);
}
public BlogListModel GetBlogEntries([FromUri] GetBlogEntriesParameter param)
{
var culture = DataLocalizationFacade.DefaultLocalizationCulture;
if (!string.IsNullOrEmpty(param.CultureCode))
{
culture = CultureInfo.GetCultureInfo(param.CultureCode);
}
using (var con = new DataConnection(PublicationScope.Published, culture))
{
var model = new BlogListModel();
var filter = GetBlogFilter(param);
var entries = con.Get <Entries>().Where(filter).OrderByDescending(e => e.Date).ToList();
var entriesCount = entries.Count();
model.Title = GetBlogListTitle(param.Tags, entriesCount);
model.PageCount = param.PageSize == 0
? entriesCount
: (entriesCount + param.PageSize - 1) / param.PageSize;
model.PageNumber = param.PageNumber;
var entriesForPage = param.PageSize == 0
? entries
: entries.Skip(param.PageSize * (param.PageNumber - 1)).Take(param.PageSize).ToList();
model.Items = new List <BlogListItemModel>();
var pageUrl = GetFullBlogPageUrl(param.BlogPageId);
foreach (var entry in entriesForPage)
{
model.Items.Add(CreateBlogItemModel(entry, pageUrl));
}
return(model);
}
}
private Expression<Func<Entries, bool>> GetBlogFilter(GetBlogEntriesParameter param)
{
Expression<Func<Entries, bool>> filter;
if (!string.IsNullOrEmpty(param.Tags))
{
var tagsList = param.Tags.Split(',').Select(i => BlogFacade.Decode(i)).ToList();
filter =
f =>
Enumerable.Intersect(f.Tags.Split(','), tagsList).Count() == tagsList.Count &&
(param.BlogPageId == Guid.Empty || f.PageId == param.BlogPageId);
}
else
{
filter = f => param.BlogPageId == Guid.Empty || f.PageId == param.BlogPageId;
}
return filter;
}
