/// <summary>
/// Checks whether the target URI can receive pingbacks.
/// </summary>
/// <param name="targetUri">The target URI.</param>
/// <returns><c>true</c> if target URI points to a <see cref="BlogEntry"/>, otherwise <c>false</c>.</returns>
private bool IsTargetPingbackEnabled(string targetUri)
{
var match = Regex.Match(targetUri, ConfigurationManager.AppSettings["PingbackPattern"], RegexOptions.IgnoreCase);
if (match.Success)
{
this.blogEntry = this.repository.BlogEntries
.AsNoTracking()
.Where(e => (e.Visible && e.PublishDate <= DateTime.Now))
.SingleOrDefault(e => e.HeaderUrl.Equals(match.Groups[1].Value));
return this.blogEntry != null;
}
else
{
return false;
}
}
/// <summary>
/// Returns related <see cref="BlogEntry">BlogEntries</see>.
/// </summary>
/// <param name="entry">The <see cref="BlogEntry"/>.</param>
/// <returns>
/// The related <see cref="BlogEntry">BlogEntries</see>.
/// </returns>
private Task<BlogEntry[]> GetRelatedBlogEntries(BlogEntry entry)
{
var tagIds = entry.Tags.Select(t => t.Id).ToArray();
var query = this.repository.BlogEntries
.AsNoTracking()
.Where(e => e.Visible && e.PublishDate <= DateTime.Now && e.Id != entry.Id)
.Where(e => e.Tags.Any(t => tagIds.Contains(t.Id)))
.OrderByDescending(e => e.Tags.Count(t => tagIds.Contains(t.Id)))
.ThenByDescending(e => e.Created)
.Take(3)
.ToArrayAsync();
return query;
}