public static bool Expand(this ITreeSettings settings, ContentReference contentLink)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
return(!ContentReference.IsNullOrEmpty(contentLink) && (settings.PopulateEntireTree || settings.Expanded.Contains(contentLink)) && !settings.Collapsed.Contains(contentLink));
}
public virtual IContentRoot <T> Create <T>(ContentReference root, ITreeSettings settings) where T : IContent
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
var activeLink = settings.IndicateActiveContent ? this.ContentRouteHelperContext.ContentRouteHelper.ContentLink : null;
var activeLinkAncestors = (ContentReference.IsNullOrEmpty(activeLink) ? Enumerable.Empty <ContentReference>() : this.ContentLoader.GetAncestors(activeLink).Select(ancestor => ancestor.ContentLink)).ToArray();
T content = default;
if (!ContentReference.IsNullOrEmpty(root))
{
try
{
content = this.ContentLoader.Get <T>(root);
if (this.Filters.AccessFilter.ShouldFilter(content))
{
content = default;
if (this.Logger.IsWarningEnabled())
{
this.Logger.Warning("The current user do not have access to root \"{0}\".", root);
}
}
}
catch (Exception exception)
{
if (this.Logger.IsErrorEnabled())
{
this.Logger.Error($"Could not get content for root \"{root}\".", exception);
}
}
}
else
{
if (this.Logger.IsDebugEnabled())
{
this.Logger.Debug("The root is {0}.", root == null ? "null" : "empty");
}
}
return(new ContentRoot <T>(activeLink, activeLinkAncestors, root, this.ContentLoader, this.LoggerFactory.Create(typeof(ContentNode <T>).FullName), settings, content));
}
public ExpandingEventArgs(IContentNode node, ITreeSettings settings)
{
this.Node = node ?? throw new ArgumentNullException(nameof(node));
this.Settings = settings ?? throw new ArgumentNullException(nameof(settings));
}
public virtual IEnumerable <IContentRoot <T> > Create <T>(IEnumerable <ContentReference> roots, ITreeSettings settings) where T : IContent
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
foreach (var root in this.DuplicateHandledRoots(roots, settings))
{
yield return(this.Create <T>(root, settings));
}
}
public virtual IEnumerable <IContentRoot <IContent> > Create(IEnumerable <ContentReference> roots, ITreeSettings settings)
{
return(this.Create <IContent>(roots, settings));
}
public virtual IContentRoot <IContent> Create(ContentReference root, ITreeSettings settings)
{
return(this.Create <IContent>(root, settings));
}
public ContentRoot(ContentReference activeLink, IEnumerable <ContentReference> activeLinkAncestors, ContentReference contentLink, IContentLoader contentLoader, ILogger logger, ITreeSettings settings, T value) : base(activeLink, activeLinkAncestors, contentLoader, logger, settings)
{
if (contentLink == null)
{
throw new ArgumentNullException(nameof(contentLink));
}
if (ContentReference.IsNullOrEmpty(contentLink))
{
throw new ArgumentException("The content-link can not be empty.", nameof(contentLink));
}
this.ContentLink = contentLink.ToReferenceWithoutVersion();
this.Value = value;
}
public ContentNode(ContentReference activeLink, IEnumerable <ContentReference> activeLinkAncestors, IContentLoader contentLoader, ILogger logger, IContentNode <T> parent, ITreeSettings settings, T value) : this(activeLink, activeLinkAncestors, contentLoader, logger, settings)
{
this.ContentLink = value?.ContentLink?.ToReferenceWithoutVersion();
this.Parent = parent ?? throw new ArgumentNullException(nameof(parent));
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
this.Value = value;
}
protected internal ContentNode(ContentReference activeLink, IEnumerable <ContentReference> activeLinkAncestors, IContentLoader contentLoader, ILogger logger, ITreeSettings settings)
{
this.ActiveLink = activeLink;
this.ActiveLinkAncestors = activeLinkAncestors ?? Enumerable.Empty <ContentReference>();
this.ContentLoader = contentLoader ?? throw new ArgumentNullException(nameof(contentLoader));
this.Logger = logger ?? throw new ArgumentNullException(nameof(logger));
this.Settings = settings ?? throw new ArgumentNullException(nameof(settings));
}