Renamed the project to Umbraco.PublishedCache.NuCache - and move non NuCache related stuff to abstractions and infrastructure.
This commit is contained in:
Bjarke Berg
182
src/Umbraco.PublishedCache.NuCache/ContentNode.cs
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182
src/Umbraco.PublishedCache.NuCache/ContentNode.cs
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using System;
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using System.Diagnostics;
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using Umbraco.Core.Models.PublishedContent;
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using Umbraco.Web.PublishedCache.NuCache.DataSource;
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namespace Umbraco.Web.PublishedCache.NuCache
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{
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// represents a content "node" ie a pair of draft + published versions
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// internal, never exposed, to be accessed from ContentStore (only!)
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[DebuggerDisplay("Id: {Id}, Path: {Path}")]
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public class ContentNode
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{
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// special ctor for root pseudo node
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public ContentNode()
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{
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FirstChildContentId = -1;
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LastChildContentId = -1;
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NextSiblingContentId = -1;
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PreviousSiblingContentId = -1;
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}
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// special ctor with no content data - for members
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public ContentNode(int id, Guid uid, IPublishedContentType contentType,
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int level, string path, int sortOrder,
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int parentContentId,
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DateTime createDate, int creatorId)
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: this()
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{
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Id = id;
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Uid = uid;
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ContentType = contentType;
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Level = level;
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Path = path;
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SortOrder = sortOrder;
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ParentContentId = parentContentId;
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CreateDate = createDate;
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CreatorId = creatorId;
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}
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public ContentNode(int id, Guid uid, IPublishedContentType contentType,
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int level, string path, int sortOrder,
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int parentContentId,
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DateTime createDate, int creatorId,
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ContentData draftData, ContentData publishedData,
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IPublishedSnapshotAccessor publishedSnapshotAccessor,
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IVariationContextAccessor variationContextAccessor,
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IPublishedModelFactory publishedModelFactory)
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: this(id, uid, level, path, sortOrder, parentContentId, createDate, creatorId)
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{
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SetContentTypeAndData(contentType, draftData, publishedData, publishedSnapshotAccessor, variationContextAccessor, publishedModelFactory);
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}
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// 2-phases ctor, phase 1
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public ContentNode(int id, Guid uid,
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int level, string path, int sortOrder,
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int parentContentId,
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DateTime createDate, int creatorId)
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{
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Id = id;
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Uid = uid;
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Level = level;
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Path = path;
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SortOrder = sortOrder;
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ParentContentId = parentContentId;
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FirstChildContentId = -1;
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LastChildContentId = -1;
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NextSiblingContentId = -1;
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PreviousSiblingContentId = -1;
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CreateDate = createDate;
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CreatorId = creatorId;
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}
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// two-phase ctor, phase 2
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public void SetContentTypeAndData(IPublishedContentType contentType, ContentData draftData, ContentData publishedData, IPublishedSnapshotAccessor publishedSnapshotAccessor, IVariationContextAccessor variationContextAccessor, IPublishedModelFactory publishedModelFactory)
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{
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ContentType = contentType;
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if (draftData == null && publishedData == null)
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throw new ArgumentException("Both draftData and publishedData cannot be null at the same time.");
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_publishedSnapshotAccessor = publishedSnapshotAccessor;
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_variationContextAccessor = variationContextAccessor;
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_publishedModelFactory = publishedModelFactory;
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_draftData = draftData;
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_publishedData = publishedData;
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}
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// clone
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public ContentNode(ContentNode origin, IPublishedModelFactory publishedModelFactory, IPublishedContentType contentType = null)
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{
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_publishedModelFactory = publishedModelFactory;
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Id = origin.Id;
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Uid = origin.Uid;
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ContentType = contentType ?? origin.ContentType;
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Level = origin.Level;
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Path = origin.Path;
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SortOrder = origin.SortOrder;
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ParentContentId = origin.ParentContentId;
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FirstChildContentId = origin.FirstChildContentId;
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LastChildContentId = origin.LastChildContentId;
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NextSiblingContentId = origin.NextSiblingContentId;
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PreviousSiblingContentId = origin.PreviousSiblingContentId;
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CreateDate = origin.CreateDate;
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CreatorId = origin.CreatorId;
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_draftData = origin._draftData;
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_publishedData = origin._publishedData;
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_publishedSnapshotAccessor = origin._publishedSnapshotAccessor;
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_variationContextAccessor = origin._variationContextAccessor;
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}
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// everything that is common to both draft and published versions
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// keep this as small as possible
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public readonly int Id;
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public readonly Guid Uid;
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public IPublishedContentType ContentType;
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public readonly int Level;
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public readonly string Path;
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public readonly int SortOrder;
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public readonly int ParentContentId;
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// TODO: Can we make everything readonly?? This would make it easier to debug and be less error prone especially for new developers.
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// Once a Node is created and exists in the cache it is readonly so we should be able to make that happen at the API level too.
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public int FirstChildContentId;
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public int LastChildContentId;
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public int NextSiblingContentId;
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public int PreviousSiblingContentId;
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public readonly DateTime CreateDate;
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public readonly int CreatorId;
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private ContentData _draftData;
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private ContentData _publishedData;
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private IVariationContextAccessor _variationContextAccessor;
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private IPublishedSnapshotAccessor _publishedSnapshotAccessor;
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public bool HasPublished => _publishedData != null;
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public bool HasPublishedCulture(string culture) => _publishedData != null && _publishedData.CultureInfos.ContainsKey(culture);
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// draft and published version (either can be null, but not both)
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// are models not direct PublishedContent instances
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private IPublishedContent _draftModel;
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private IPublishedContent _publishedModel;
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private IPublishedModelFactory _publishedModelFactory;
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private IPublishedContent GetModel(ref IPublishedContent model, ContentData contentData)
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{
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if (model != null) return model;
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if (contentData == null) return null;
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// create the model - we want to be fast, so no lock here: we may create
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// more than 1 instance, but the lock below ensures we only ever return
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// 1 unique instance - and locking is a nice explicit way to ensure this
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var m = new PublishedContent(this, contentData, _publishedSnapshotAccessor, _variationContextAccessor, _publishedModelFactory).CreateModel(_publishedModelFactory);
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// locking 'this' is not a best-practice but ContentNode is internal and
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// we know what we do, so it is fine here and avoids allocating an object
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lock (this)
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{
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return model = model ?? m;
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}
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}
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public IPublishedContent DraftModel => GetModel(ref _draftModel, _draftData);
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public IPublishedContent PublishedModel => GetModel(ref _publishedModel, _publishedData);
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public ContentNodeKit ToKit()
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=> new ContentNodeKit
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{
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Node = this,
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ContentTypeId = ContentType.Id,
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DraftData = _draftData,
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PublishedData = _publishedData
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};
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}
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}
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