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#18199: Optimize Comments counting on containers

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Work Item: 18199

--HG--
branch : 1.x
This commit is contained in:
Sebastien Ros
2011-12-05 12:39:14 -08:00
parent 1b004bbc9d
commit d695e681f3
1 changed files with 12 additions and 25 deletions
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37
src/Orchard.Web/Modules/Orchard.Comments/Drivers/CommentsContainerPartDriver.cs
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@@ -1,40 +1,27 @@
using System.Collections.Generic;
using System.Linq;
using JetBrains.Annotations;
using Orchard.Comments.Models;
using Orchard.ContentManagement;
using Orchard.Comments.Services;
using Orchard.ContentManagement.Drivers;
using Orchard.Core.Common.Models;
namespace Orchard.Comments.Drivers {
[UsedImplicitly]
public class CommentsContainerPartDriver : ContentPartDriver<CommentsContainerPart> {
private readonly ICommentService _commentService;
public CommentsContainerPartDriver(ICommentService commentService) {
_commentService = commentService;
}
protected override DriverResult Display(CommentsContainerPart part, string displayType, dynamic shapeHelper) {
var commentsForCommentedContent = _commentService.GetCommentsForCommentedContent(part.ContentItem.Id);
return Combined(
ContentShape("Parts_Comments_Count",
() => {
var childItems = GetChildItems(part);
return shapeHelper.Parts_Comments_Count(ContentPart: part, CommentCount: GetCount(childItems), PendingCount: GetPendingCount(childItems));
}),
() => shapeHelper.Parts_Comments_Count(ContentPart: part, CommentCount: commentsForCommentedContent.Count(), PendingCount: commentsForCommentedContent.Where(x => x.Status == CommentStatus.Pending).Count())),
ContentShape("Parts_Comments_Count_SummaryAdmin",
() => {
var childItems = GetChildItems(part);
return shapeHelper.Parts_Comments_Count_SummaryAdmin(ContentPart: part, CommentCount: GetCount(childItems), PendingCount: GetPendingCount(childItems));
})
() => shapeHelper.Parts_Comments_Count_SummaryAdmin(ContentPart: part, CommentCount: commentsForCommentedContent.Count(), PendingCount: commentsForCommentedContent.Where(x => x.Status == CommentStatus.Pending).Count()))
);
}
private static IEnumerable<ContentItem> GetChildItems(CommentsContainerPart part) {
return part.ContentItem.ContentManager.Query()
.Where<CommonPartRecord>(rec => rec.Container == part.ContentItem.Record).List();
}
private static int GetPendingCount(IEnumerable<ContentItem> parts) {
return parts.Aggregate(0, (seed, item) => seed + (item.Has<CommentsPart>() ? item.As<CommentsPart>().PendingComments.Count : 0));
}
private static int GetCount(IEnumerable<ContentItem> parts) {
return parts.Aggregate(0, (seed, item) => seed + (item.Has<CommentsPart>() ? item.As<CommentsPart>().Comments.Count : 0));
}
}
}