// clone for previewing as draft a published content that is published and has no draft
private PublishedContent(
PublishedContent origin,
IUmbracoContextAccessor umbracoContextAccessor)
: base(umbracoContextAccessor)
{
_publishedSnapshotAccessor = origin._publishedSnapshotAccessor;
VariationContextAccessor = origin.VariationContextAccessor;
_contentNode = origin._contentNode;
ContentData = origin.ContentData;
_urlSegment = origin._urlSegment;
IsPreviewing = true;
// clone properties so _isPreviewing is true
PropertiesArray = origin.PropertiesArray.Select(x => (IPublishedProperty) new Property((Property)x, this)).ToArray();
}
// two-phase ctor, phase 2
public void SetContentTypeAndData(PublishedContentType contentType, ContentData draftData, ContentData publishedData, IPublishedSnapshotAccessor publishedSnapshotAccessor, IVariationContextAccessor variationContextAccessor)
{
ContentType = contentType;
if (draftData == null && publishedData == null)
{
throw new ArgumentException("Both draftData and publishedData cannot be null at the same time.");
}
if (draftData != null)
{
Draft = new PublishedContent(this, draftData, publishedSnapshotAccessor, variationContextAccessor).CreateModel();
}
if (publishedData != null)
{
Published = new PublishedContent(this, publishedData, publishedSnapshotAccessor, variationContextAccessor).CreateModel();
}
}
// (see ContentNode.CloneParent)
public PublishedContent(
ContentNode contentNode,
PublishedContent origin,
IUmbracoContextAccessor umbracoContextAccessor)
: base(umbracoContextAccessor)
{
_contentNode = contentNode;
_publishedSnapshotAccessor = origin._publishedSnapshotAccessor;
VariationContextAccessor = origin.VariationContextAccessor;
ContentData = origin.ContentData;
_urlSegment = origin._urlSegment;
IsPreviewing = origin.IsPreviewing;
// here is the main benefit: we do not re-create properties so if anything
// is cached locally, we share the cache - which is fine - if anything depends
// on the tree structure, it should not be cached locally to begin with
PropertiesArray = origin.PropertiesArray;
}
// clone with new content type
public ContentNode(ContentNode origin, PublishedContentType contentType, IPublishedSnapshotAccessor publishedSnapshotAccessor, IVariationContextAccessor variationContextAccessor)
{
Id = origin.Id;
Uid = origin.Uid;
ContentType = contentType; // change!
Level = origin.Level;
Path = origin.Path;
SortOrder = origin.SortOrder;
ParentContentId = origin.ParentContentId;
CreateDate = origin.CreateDate;
CreatorId = origin.CreatorId;
var originDraft = origin.Draft == null ? null : PublishedContent.UnwrapIPublishedContent(origin.Draft);
var originPublished = origin.Published == null ? null : PublishedContent.UnwrapIPublishedContent(origin.Published);
Draft = originDraft == null ? null : new PublishedContent(this, originDraft._contentData, publishedSnapshotAccessor, variationContextAccessor).CreateModel();
Published = originPublished == null ? null : new PublishedContent(this, originPublished._contentData, publishedSnapshotAccessor, variationContextAccessor).CreateModel();
ChildContentIds = origin.ChildContentIds; // can be the *same* list FIXME oh really?
}
// clone with new content type
public ContentNode(ContentNode origin, PublishedContentType contentType, IPublishedSnapshotAccessor publishedSnapshotAccessor, IVariationContextAccessor variationContextAccessor, IUmbracoContextAccessor umbracoContextAccessor)
{
Id = origin.Id;
Uid = origin.Uid;
ContentType = contentType; // change!
Level = origin.Level;
Path = origin.Path;
SortOrder = origin.SortOrder;
ParentContentId = origin.ParentContentId;
CreateDate = origin.CreateDate;
CreatorId = origin.CreatorId;
var originDraft = origin.DraftContent;
var originPublished = origin.PublishedContent;
DraftContent = originDraft == null ? null : new PublishedContent(this, originDraft.ContentData, publishedSnapshotAccessor, variationContextAccessor, umbracoContextAccessor);
DraftModel = DraftContent?.CreateModel();
PublishedContent = originPublished == null ? null : new PublishedContent(this, originPublished.ContentData, publishedSnapshotAccessor, variationContextAccessor, umbracoContextAccessor);
PublishedModel = PublishedContent?.CreateModel();
ChildContentIds = origin.ChildContentIds; // can be the *same* list
}
// clone parent
private ContentNode(ContentNode origin)
{
// everything is the same, except for the child items
// list which is a clone of the original list
Id = origin.Id;
Uid = origin.Uid;
ContentType = origin.ContentType;
Level = origin.Level;
Path = origin.Path;
SortOrder = origin.SortOrder;
ParentContentId = origin.ParentContentId;
CreateDate = origin.CreateDate;
CreatorId = origin.CreatorId;
var originDraft = origin.Draft == null ? null : PublishedContent.UnwrapIPublishedContent(origin.Draft);
var originPublished = origin.Published == null ? null : PublishedContent.UnwrapIPublishedContent(origin.Published);
Draft = originDraft == null ? null : new PublishedContent(this, originDraft).CreateModel();
Published = originPublished == null ? null : new PublishedContent(this, originPublished).CreateModel();
ChildContentIds = new List <int>(origin.ChildContentIds); // needs to be *another* list
}
private IPublishedContent GetModel(ref IPublishedContent model, ContentData contentData)
{
if (model != null)
{
return(model);
}
if (contentData == null)
{
return(null);
}
// create the model - we want to be fast, so no lock here: we may create
// more than 1 instance, but the lock below ensures we only ever return
// 1 unique instance - and locking is a nice explicit way to ensure this
var m = new PublishedContent(this, contentData, _publishedSnapshotAccessor, _variationContextAccessor).CreateModel();
// locking 'this' is not a best-practice but ContentNode is internal and
// we know what we do, so it is fine here and avoids allocating an object
lock (this)
{
return(model = model ?? m);
}
}
// initializes a published content property with no value
public Property(IPublishedPropertyType propertyType, PublishedContent content, IPublishedSnapshotAccessor publishedSnapshotAccessor, PropertyCacheLevel referenceCacheLevel = PropertyCacheLevel.Element)
: this(propertyType, content, null, publishedSnapshotAccessor, referenceCacheLevel)
{
}