Files
Umbraco-CMS/src/Umbraco.Examine/ContentIndexPopulator.cs

101 lines
3.9 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Examine;
using Umbraco.Core;
using Umbraco.Core.Models;
using Umbraco.Core.Services;
using Umbraco.Core.Persistence;
using Umbraco.Core.Persistence.DatabaseModelDefinitions;
using Umbraco.Core.Persistence.Querying;
namespace Umbraco.Examine
{
/// <summary>
/// Performs the data lookups required to rebuild a content index
/// </summary>
public class ContentIndexPopulator : IndexPopulator<UmbracoContentIndex>
{
private readonly IContentService _contentService;
private readonly IValueSetBuilder<IContent> _contentValueSetBuilder;
/// <summary>
/// This is a static query, it's parameters don't change so store statically
/// </summary>
private static IQuery<IContent> _publishedQuery;
private readonly bool _publishedValuesOnly;
private readonly int? _parentId;
/// <summary>
/// Default constructor to lookup all content data
/// </summary>
/// <param name="contentService"></param>
/// <param name="sqlContext"></param>
/// <param name="contentValueSetBuilder"></param>
public ContentIndexPopulator(IContentService contentService, ISqlContext sqlContext, IContentValueSetBuilder contentValueSetBuilder)
: this(false, null, contentService, sqlContext, contentValueSetBuilder)
{
}
/// <summary>
/// Optional constructor allowing specifying custom query parameters
/// </summary>
/// <param name="publishedValuesOnly"></param>
/// <param name="parentId"></param>
/// <param name="contentService"></param>
/// <param name="sqlContext"></param>
/// <param name="contentValueSetBuilder"></param>
public ContentIndexPopulator(bool publishedValuesOnly, int? parentId, IContentService contentService, ISqlContext sqlContext, IValueSetBuilder<IContent> contentValueSetBuilder)
{
if (sqlContext == null) throw new ArgumentNullException(nameof(sqlContext));
_contentService = contentService ?? throw new ArgumentNullException(nameof(contentService));
_contentValueSetBuilder = contentValueSetBuilder ?? throw new ArgumentNullException(nameof(contentValueSetBuilder));
if (_publishedQuery != null)
_publishedQuery = sqlContext.Query<IContent>().Where(x => x.Published);
_publishedValuesOnly = publishedValuesOnly;
_parentId = parentId;
}
protected override void PopulateIndexes(IReadOnlyList<IIndex> indexes)
{
if (indexes.Count == 0) return;
const int pageSize = 10000;
var pageIndex = 0;
var contentParentId = -1;
if (_parentId.HasValue && _parentId.Value > 0)
{
contentParentId = _parentId.Value;
}
IContent[] content;
do
{
if (!_publishedValuesOnly)
{
content = _contentService.GetPagedDescendants(contentParentId, pageIndex, pageSize, out _).ToArray();
}
else
{
//add the published filter
//note: We will filter for published variants in the validator
content = _contentService.GetPagedDescendants(contentParentId, pageIndex, pageSize, out _,
_publishedQuery, Ordering.By("Path", Direction.Ascending)).ToArray();
}
if (content.Length > 0)
{
// ReSharper disable once PossibleMultipleEnumeration
foreach (var index in indexes)
index.IndexItems(_contentValueSetBuilder.GetValueSets(content));
}
pageIndex++;
} while (content.Length == pageSize);
}
}
}