Making existing paginiation implementations a bit more consistent.

For Blog (posts) and Search.

--HG--
branch : dev

src/Orchard.Web/Core/Orchard.Core.csproj

@@ -370,6 +370,7 @@
     <Content Include="Routable\Views\Routable.HomePage.cshtml" />
     <Content Include="Localization\Views\Parts\Localization.ContentTranslations.SummaryAdmin.cshtml" />
     <Content Include="Contents\Views\Items\Content.Summary.cshtml" />
+    <Content Include="Shapes\Views\Pager.cshtml" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v10.0\WebApplications\Microsoft.WebApplication.targets" />

src/Orchard.Web/Core/Shapes/Views/Pager.cshtml

@@ -0,0 +1,39 @@
+@{
+    var nextText = HasText(Model.NextText) ? Model.NextText : T("Older").Text;
+    var previousText = HasText(Model.PreviousText) ? Model.PreviousText : T("Newer").Text;
+
+    var routeData = new RouteValueDictionary(ViewContext.RouteData.Values);
+    var queryString = ViewContext.HttpContext.Request.QueryString;
+    if (queryString != null) {
+        foreach (string key in queryString.Keys) {
+            if (!routeData.ContainsKey(key)) {
+                var value = queryString[key];
+                routeData[key] = queryString[key];
+            }
+        }
+    }
+
+    if (routeData.ContainsKey("id") && !HasText(routeData["id"])) {
+        routeData.Remove("id");
+    }
+
+    Model.Classes.Add("pager");
+    Model.Classes.Add("group");
+    var tag = Tag(Model, "ul");
+}
+@if (Model.HasNextPage || Model.Page > 1) {
+    @tag.StartElement
+    if(Model.HasNextPage) {
+        routeData["page"] = Model.Page + 1;
+        <li class="older">
+        @Html.ActionLink((string)nextText, (string)routeData["action"], (string)routeData["controller"], routeData, null)
+        </li>
+    }
+    if(Model.Page > 1) {
+        routeData["page"] = Model.Page - 1;
+        <li class="newer">
+        @Html.ActionLink((string)previousText, (string)routeData["action"], (string)routeData["controller"], routeData, null)
+        </li>
+    }
+    @tag.EndElement
+}

src/Orchard.Web/Modules/Orchard.Blogs/Controllers/BlogAdminController.cs

@@ -140,6 +140,12 @@ namespace Orchard.Blogs.Controllers {
 
             if (blogPart == null)
                 return HttpNotFound();
+                             //() => {
+                             //    var list = shapeHelper.List();
+                             //    list.AddRange(_blogPostService.Get(part, VersionOptions.Latest)
+                             //                              .Select(bp => _contentManager.BuildDisplay(bp, "SummaryAdmin")));
+                             //    return shapeHelper.Parts_Blogs_BlogPost_List_Admin(ContentPart: part, ContentItems: list);
+                             //})
 
             var model = Services.ContentManager.BuildDisplay(blogPart, "DetailAdmin");
             return View(model);

src/Orchard.Web/Modules/Orchard.Blogs/Controllers/BlogController.cs

@@ -3,13 +3,15 @@ using System.Web;
 using System.Web.Mvc;
 using System.Web.Routing;
 using System.Xml.Linq;
+using Orchard.Blogs.Extensions;
 using Orchard.Blogs.Models;
 using Orchard.Blogs.Routing;
 using Orchard.Blogs.Services;
-using Orchard.ContentManagement;
+using Orchard.Core.Feeds;
 using Orchard.DisplayManagement;
 using Orchard.Logging;
 using Orchard.Themes;
+using Orchard.UI.Navigation;
 
 namespace Orchard.Blogs.Controllers {
     [Themed]
@@ -18,6 +20,7 @@ namespace Orchard.Blogs.Controllers {
         private readonly IBlogService _blogService;
         private readonly IBlogPostService _blogPostService;
         private readonly IBlogSlugConstraint _blogSlugConstraint;
+        private readonly IFeedManager _feedManager;
         private readonly RouteCollection _routeCollection;
 
         public BlogController(
@@ -25,12 +28,14 @@ namespace Orchard.Blogs.Controllers {
             IBlogService blogService,
             IBlogPostService blogPostService,
             IBlogSlugConstraint blogSlugConstraint,
+            IFeedManager feedManager,
             RouteCollection routeCollection, 
             IShapeFactory shapeFactory) {
             _services = services;
             _blogService = blogService;
             _blogPostService = blogPostService;
             _blogSlugConstraint = blogSlugConstraint;
+            _feedManager = feedManager;
             _routeCollection = routeCollection;
             Logger = NullLogger.Instance;
             Shape = shapeFactory;
@@ -51,10 +56,7 @@ namespace Orchard.Blogs.Controllers {
             return View(viewModel);
         }
 
-        //TODO: (erikpo) Should move the slug parameter and get call and null check up into a model binder
+        public ActionResult Item(string blogSlug, Pager pager) {
-        public ActionResult Item(string blogSlug, int page) {
-            const int pageSize = 10;
-
             var correctedSlug = _blogSlugConstraint.FindSlug(blogSlug);
             if (correctedSlug == null)
                 return HttpNotFound();
@@ -63,21 +65,18 @@ namespace Orchard.Blogs.Controllers {
             if (blogPart == null)
                 return HttpNotFound();
 
-            var blogPosts = _blogPostService.Get(blogPart, (page - 1) * pageSize, pageSize)
+            _feedManager.Register(blogPart);
+            var blogPosts = _blogPostService.Get(blogPart, pager.GetStartIndex(), pager.PageSize)
                 .Select(b => _services.ContentManager.BuildDisplay(b, "Summary"));
-
-            blogPart.As<BlogPagerPart>().Page = page;
-            blogPart.As<BlogPagerPart>().PageSize = pageSize;
-            blogPart.As<BlogPagerPart>().BlogSlug = correctedSlug;
-            blogPart.As<BlogPagerPart>().ThereIsANextPage = _blogPostService.Get(blogPart, (page) * pageSize, pageSize).Any();
-
             var blog = _services.ContentManager.BuildDisplay(blogPart);
 
             var list = Shape.List();
             list.AddRange(blogPosts);
-
             blog.Content.Add(Shape.Parts_Blogs_BlogPost_List(ContentItems: list), "5");
 
+            var hasNextPage = _blogPostService.Get(blogPart, pager.GetStartIndex(pager.Page + 1), 1).Any();
+            blog.Content.Add(Shape.Pager(pager).HasNextPage(hasNextPage), "Content:after");
+
             return View(blog);
         }
 

src/Orchard.Web/Modules/Orchard.Blogs/Drivers/BlogPagerPartDriver.cs

@@ -1,11 +0,0 @@
-using Orchard.Blogs.Models;
-using Orchard.ContentManagement.Drivers;
-
-namespace Orchard.Blogs.Drivers {
-    public class BlogPagerPartDriver : ContentPartDriver<BlogPagerPart> {
-        protected override DriverResult Display(BlogPagerPart part, string displayType, dynamic shapeHelper) {
-            return ContentShape("Parts_Blogs_Blog_Pager",
-                                () => shapeHelper.Parts_Blogs_Blog_Pager(ContentPart: part, Page: part.Page, PageSize: part.PageSize, BlogSlug: part.BlogSlug, ThereIsANextPage: part.ThereIsANextPage));
-        }
-    }
-}

src/Orchard.Web/Modules/Orchard.Blogs/Drivers/BlogPartDriver.cs

@@ -41,24 +41,25 @@ namespace Orchard.Blogs.Drivers {
                 ContentShape("Parts_Blogs_Blog_Description",
                              () => shapeHelper.Parts_Blogs_Blog_Description(ContentPart: part, Description: part.Description)),
                 ContentShape("Parts_Blogs_Blog_BlogPostCount",
-                             () => shapeHelper.Parts_Blogs_Blog_BlogPostCount(ContentPart: part, PostCount: part.PostCount)),
+                             () => shapeHelper.Parts_Blogs_Blog_BlogPostCount(ContentPart: part, PostCount: part.PostCount))
+                //,
                 // todo: (heskew) implement a paging solution that doesn't require blog posts to be tied to the blog within the controller
-                ContentShape("Parts_Blogs_BlogPost_List",
+                //ContentShape("Parts_Blogs_BlogPost_List",
-                             () => {
+                //             () => {
-                                 _feedManager.Register(part);
+                //                 _feedManager.Register(part);
-                                 return null;
                 //                 var list = shapeHelper.List();
                 //                 list.AddRange(_blogPostService.Get(part)
                 //                                           .Select(bp => _contentManager.BuildDisplay(bp, "Summary")));
                 //                 return shapeHelper.Parts_Blogs_BlogPost_List(ContentPart: part, ContentItems: list);
-                             }),
+                //             }),
-                ContentShape("Parts_Blogs_BlogPost_List_Admin",
+                //ContentShape("Parts_Blogs_BlogPost_List_Admin",
-                             () => {
+                //             () =>
-                                 var list = shapeHelper.List();
+                //             {
-                                 list.AddRange(_blogPostService.Get(part, VersionOptions.Latest)
+                //                 var list = shapeHelper.List();
-                                                           .Select(bp => _contentManager.BuildDisplay(bp, "SummaryAdmin")));
+                //                 list.AddRange(_blogPostService.Get(part, VersionOptions.Latest)
-                                 return shapeHelper.Parts_Blogs_BlogPost_List_Admin(ContentPart: part, ContentItems: list);
+                //                                           .Select(bp => _contentManager.BuildDisplay(bp, "SummaryAdmin")));
-                             })
+                //                 return shapeHelper.Parts_Blogs_BlogPost_List_Admin(ContentPart: part, ContentItems: list);
+                //             })
                 );
         }
 

src/Orchard.Web/Modules/Orchard.Blogs/Migrations.cs

@@ -1,5 +1,4 @@
-using System.Data;
+using Orchard.ContentManagement.MetaData;
-using Orchard.ContentManagement.MetaData;
 using Orchard.Data.Migration;
 
 namespace Orchard.Blogs {
@@ -40,7 +39,6 @@ namespace Orchard.Blogs {
                     .WithPart("BlogPart")
                     .WithPart("CommonPart")
                     .WithPart("RoutePart")
-                    .WithPart("BlogPagerPart")
                 );
 
             ContentDefinitionManager.AlterTypeDefinition("BlogPost",

src/Orchard.Web/Modules/Orchard.Blogs/Models/BlogPagerPart.cs

@@ -1,10 +0,0 @@
-using Orchard.ContentManagement;
-
-namespace Orchard.Blogs.Models {
-    public class BlogPagerPart : ContentPart {
-        public int Page { get; set; }
-        public int PageSize { get; set; }
-        public string BlogSlug { get; set; }
-        public bool ThereIsANextPage { get; set; }
-    }
-}

src/Orchard.Web/Modules/Orchard.Blogs/Orchard.Blogs.csproj

@@ -68,14 +68,12 @@
   <ItemGroup>
     <Compile Include="AdminMenu.cs" />
     <Compile Include="Drivers\BlogArchivesPartDriver.cs" />
-    <Compile Include="Drivers\BlogPagerPartDriver.cs" />
     <Compile Include="Drivers\RemoteBlogPublishingDriver.cs" />
     <Compile Include="Drivers\RecentBlogPostsPartDriver.cs" />
     <Compile Include="Handlers\BlogArchivesPartHandler.cs" />
     <Compile Include="Handlers\RecentBlogPostsPartHandler.cs" />
     <Compile Include="Models\BlogArchivesPart.cs" />
     <Compile Include="Models\BlogArchivesPartRecord.cs" />
-    <Compile Include="Models\BlogPagerPart.cs" />
     <Compile Include="Models\RecentBlogPostsPart.cs" />
     <Compile Include="Models\RecentBlogPostsPartRecord.cs" />
     <Compile Include="ResourceManifest.cs" />
@@ -120,7 +118,6 @@
     <Content Include="Scripts\archives.js" />
     <Content Include="Styles\admin.css" />
     <Content Include="Styles\archives.css" />
-    <Content Include="Styles\pagination.css" />
     <Content Include="Views\BlogAdmin\Create.cshtml" />
     <Content Include="Views\BlogAdmin\Edit.cshtml" />
     <Content Include="Views\BlogAdmin\Item.cshtml" />
@@ -164,7 +161,6 @@
     <Content Include="Views\Items\Content-Blog.Edit.cshtml" />
     <Content Include="Views\Items\Content-BlogPost.Editor.cshtml" />
     <Content Include="Views\Parts\Blogs.BlogPost.List.cshtml" />
-    <Content Include="Views\Parts\Blogs.Blog.Pager.cshtml" />
     <Content Include="Views\Parts\Blogs.RecentBlogPosts.cshtml" />
     <Content Include="Views\Parts\Blogs.Blog.BlogPostCount.cshtml" />
   </ItemGroup>

src/Orchard.Web/Modules/Orchard.Blogs/Placement.info

@@ -4,7 +4,6 @@
         Parts_Blogs_Blog_Manage
         Parts_Blogs_Blog_Description
         Parts_Blogs_Blog_BlogPostCount
-        Parts_Blogs_Blog_Pager
         Parts_Blogs_BlogPost_List -> when in the blog detail display the blog post list is currently hard-coded to Content:5 to enable the current state of blog paging
         Parts_Blogs_BlogPost_List_Admin
     -->
@@ -23,7 +22,6 @@
                  ...placing it in in the Content zone as it's currently implemented to light up the RSS feed for the blog... -->
             <!-- Parts_Blogs_RemotePublishing is made available with the "Remote Blog Publishing" feature -->
             <Place Parts_Blogs_BlogPost_List="Content"
-                   Parts_Blogs_Blog_Pager="Content:after"
                    Parts_Blogs_Blog_Description="Content:before"
                    Parts_Blogs_RemotePublishing="Content"/>
         </Match>

src/Orchard.Web/Modules/Orchard.Blogs/Routes.cs

@@ -261,32 +261,13 @@ namespace Orchard.Blogs {
                                                     Priority = 11,
                                                     Route = new Route(
                                                          "{blogSlug}",
-                                                         new RouteValueDictionary {
-                                                                                      {"area", "Orchard.Blogs"},
-                                                                                      {"controller", "Blog"},
-                                                                                      {"action", "Item"},
-                                                                                      {"page", 1}
-                                                                                  },
-                                                         new RouteValueDictionary {
-                                                                                      {"blogSlug", _blogSlugConstraint}
-                                                                                  },
-                                                         new RouteValueDictionary {
-                                                                                      {"area", "Orchard.Blogs"}
-                                                                                  },
-                                                         new MvcRouteHandler())
-                                                 },
-                             new RouteDescriptor {
-                                                    Priority = 11,
-                                                    Route = new Route(
-                                                         "{blogSlug}/Page/{*page}",
                                                          new RouteValueDictionary {
                                                                                       {"area", "Orchard.Blogs"},
                                                                                       {"controller", "Blog"},
                                                                                       {"action", "Item"}
                                                                                   },
                                                          new RouteValueDictionary {
-                                                                                      {"blogSlug", _blogSlugConstraint},
+                                                                                      {"blogSlug", _blogSlugConstraint}
-                                                                                      {"page", @"^\d+$"}
                                                                                   },
                                                          new RouteValueDictionary {
                                                                                       {"area", "Orchard.Blogs"}

src/Orchard.Web/Modules/Orchard.Blogs/Styles/pagination.css

@@ -1,19 +0,0 @@
-ul.pagination
-{
-    list-style-type:none;
-}
-
-ul.pagination li a
-{
-    font-size:13px;
-}
-
-ul.pagination li.newer 
-{
-    float:left;
-}
-
-ul.pagination li.older
-{
-    float:right;
-}

src/Orchard.Web/Modules/Orchard.Blogs/Views/Parts/Blogs.Blog.Pager.cshtml

@@ -1,18 +0,0 @@
-@using Orchard.Blogs.Extensions;
-@{
-    Style.Include("pagination.css");
-}
-@if (Model.ThereIsANextPage || Model.Page > 1) {
-    <ul class="blog-pagination group">
-    @if(Model.ThereIsANextPage) {
-        <li class="older">
-        @Html.ActionLink(T("Older Posts").Text, "Item", new { Area = "Orchard.Blogs", blogSlug = Model.BlogSlug, page = Model.Page + 1 })
-        </li>
-    }
-    @if(Model.Page > 1) {
-        <li class="newer">
-        @Html.ActionLink(T("Newer Posts").Text, "Item", new { Area = "Orchard.Blogs", blogSlug = Model.BlogSlug, page = Model.Page - 1 })
-        </li>
-    }
-    </ul>
-}

src/Orchard.Web/Modules/Orchard.ContentQueries/Module.txt

@@ -8,5 +8,5 @@ Features:
     Orchard.ContentQueries:
         Name: Queried Content Lists
         Description: Use simple queries to create orderd lists of content items with optional paging support.
-        Dependencies: Contents
+        Dependencies: Contents, Common
         Category: Content

src/Orchard.Web/Modules/Orchard.Search/Controllers/SearchController.cs

@@ -1,13 +1,15 @@
-using System.Web.Mvc;
+using System.Linq;
-using System.Web.Query.Dynamic;
+using System.Web.Mvc;
 using JetBrains.Annotations;
 using Orchard.ContentManagement;
+using Orchard.DisplayManagement;
 using Orchard.Indexing;
 using Orchard.Localization;
 using Orchard.Search.Services;
 using Orchard.Search.ViewModels;
 using Orchard.Settings;
 using Orchard.Search.Models;
+using Orchard.UI.Navigation;
 using Orchard.UI.Notify;
 using System.Collections.Generic;
 using Orchard.Collections;
@@ -22,21 +24,23 @@ namespace Orchard.Search.Controllers {
         public SearchController(
             IOrchardServices services,
             ISearchService searchService, 
-            IContentManager contentManager) {
+            IContentManager contentManager, 
-
+            IShapeFactory shapeFactory) {
              Services = services;
             _searchService = searchService;
             _contentManager = contentManager;
 
             T = NullLocalizer.Instance;
+            Shape = shapeFactory;
         }
 
         private IOrchardServices Services { get; set; }
         public Localizer T { get; set; }
+        dynamic Shape { get; set; }
 
         protected virtual ISite CurrentSite { get; [UsedImplicitly] private set; }
 
-        public ActionResult Index(string q, int page = 1, int pageSize = 10) {
+        public ActionResult Index(string q, Pager pager) {
             var searchFields = CurrentSite.As<SearchSettingsPart>().SearchedFields;
 
             IPageOfItems<ISearchHit> searchHits;
@@ -46,38 +50,33 @@ namespace Orchard.Search.Controllers {
                 Services.Notifier.Error(T("'*' or '?' not allowed as first character in WildcardQuery"));
             } 
             else {
-                searchHits = _searchService.Query(q, page, pageSize,
+                searchHits = _searchService.Query(q, pager.Page, pager.PageSize,
                                                       CurrentSite.As<SearchSettingsPart>().Record.FilterCulture,
                                                       searchFields,
                                                       searchHit => searchHit);
             }
 
-            var searchResultViewModels = new List<SearchResultViewModel>();
+            var list = Shape.List();
-
+            foreach (var contentItem in searchHits.Select(searchHit => _contentManager.Get(searchHit.ContentItemId))) {
-            foreach(var searchHit in searchHits) {
-                var contentItem = _contentManager.Get(searchHit.ContentItemId);
                 // ignore search results which content item has been removed or unpublished
                 if(contentItem == null){
                     searchHits.TotalItemCount--;
                     continue;
                 }
 
-                searchResultViewModels.Add(new SearchResultViewModel {
+                list.Add(_contentManager.BuildDisplay(contentItem, "Summary"));
-                        Content = _contentManager.BuildDisplay(contentItem, "SummaryForSearch"),
-                        SearchHit = searchHit
-                    });
             }
 
-            var pageOfItems = new PageOfItems<SearchResultViewModel>(searchResultViewModels) {
+            var hasNextPage = searchHits.TotalPageCount > pager.Page;
-                PageNumber = page,
+            var pagerShape = Shape.Pager(pager).HasNextPage(hasNextPage);
-                PageSize = searchHits.PageSize,
-                TotalItemCount = searchHits.TotalItemCount
-            };
 
             var searchViewModel = new SearchViewModel {
                 Query = q,
-                DefaultPageSize = 10, // TODO: sebastien <- yeah, I know :|
+                TotalItemCount = searchHits.TotalItemCount,
-                PageOfResults = pageOfItems
+                StartPosition = (pager.Page - 1) * pager.PageSize + 1,
+                EndPosition = pager.Page * pager.PageSize > searchHits.TotalItemCount ? searchHits.TotalItemCount : pager.Page * pager.PageSize,
+                ContentItems = list,
+                Pager = pagerShape
             };
 
             //todo: deal with page requests beyond result count

src/Orchard.Web/Modules/Orchard.Search/ViewModels/SearchViewModel.cs

@@ -1,9 +1,10 @@
-using Orchard.Collections;
+namespace Orchard.Search.ViewModels {
-
-namespace Orchard.Search.ViewModels {
     public class SearchViewModel {
         public string Query { get; set; }
-        public int DefaultPageSize { get; set; }
+        public int TotalItemCount { get; set; }
-        public IPageOfItems<SearchResultViewModel> PageOfResults { get; set; }
+        public int StartPosition { get; set; }
+        public int EndPosition { get; set; }
+        public dynamic ContentItems { get; set; }
+        public dynamic Pager { get; set; }
     }
 }

src/Orchard.Web/Modules/Orchard.Search/Views/Search/Index.cshtml

@@ -1,23 +1,26 @@
 @model Orchard.Search.ViewModels.SearchViewModel
-@{ Style.Require("Search"); }
+@{
+    Style.Require("Search");
 
+    IEnumerable<object> searchResults = Model.ContentItems;
+    Model.ContentItems.Classes.Add("content-items");
+    Model.ContentItems.Classes.Add("search-results");
+}
 <h1>@Html.TitleForPage(T("Search").Text)</h1>
-
+@using(Html.BeginForm("index", "search", new { area = "Orchard.Search" }, FormMethod.Get, new { @class = "search group" })) { 
-@using(Html.BeginForm("index", "search", new { area = "Orchard.Search" }, FormMethod.Get, new { @class = "search" })) { 
     <fieldset>
         @Html.TextBox("q", Model.Query)
         <button type="submit">@T("Search")</button>
     </fieldset>
 } 
-
+@if (HasText(Model.Query)) {
-@if (!string.IsNullOrWhiteSpace(Model.Query)) {
+    if (searchResults.Count() == 0) { 
-    if (Model.PageOfResults.Count() == 0) { 
+        <p class="search-summary">@T.Plural("the <em>one</em> result", "<em>zero</em> results", searchResults.Count())</p>
-        <p class="search-summary">@T.Plural("the <em>one</em> result", "<em>zero</em> results", Model.PageOfResults.Count())</p>
     } else { 
-        <p class="search-summary">@T.Plural("the <em>one</em> result", "<em>{1} - {2}</em> of <em>{0}</em> results", Model.PageOfResults.TotalItemCount, Model.PageOfResults.StartPosition, Model.PageOfResults.EndPosition)</p>
+        <p class="search-summary">@T.Plural("the <em>one</em> result", "<em>{1} - {2}</em> of <em>{0}</em> results", Model.TotalItemCount, Model.StartPosition, Model.EndPosition)</p>
     }
 }
-@if (Model.PageOfResults != null && Model.PageOfResults.Count() > 0) { 
+@if (searchResults != null && searchResults.Count() > 0) {
-    @Html.UnorderedList(Model.PageOfResults.Where(hit => hit.Content != null), (r, i) => Display(r.Content), "search-results contentItems")
+    @Display(searchResults)
-    @Html.Pager(Model.PageOfResults, Model.PageOfResults.PageNumber, Model.DefaultPageSize, new {q = Model.Query}) 
+    @Display(Model.Pager)
 } 

src/Orchard.Web/Themes/TheThemeMachine/Styles/Site.css

@@ -343,11 +343,6 @@ nav ul
 .blog-post-title {}
 .meta {}
 
-.blog-pagination { list-style: none; padding: 0; margin: 12px 0 0 0; }
-.blog-pagination li { float: left; padding: 0 12px 0 0; margin: 0; }
-.blog-pagination a { font-size: 1.077em; display: block; background-color: #dbdbdb; padding: 6px 6px; color: #434343;}
-.blog-pagination a:hover { background-color: #434343; color: #fff; }
-
 /* Comments */
 #comments { margin: 24px 0 0 0; padding: 0; }
 .comment-form { margin: 24px 0 0 0; padding: 0; }
@@ -491,6 +486,16 @@ nav ul
 
 
 
+/* Pager
+***************************************************************/
+
+.pager { list-style: none; padding: 0; margin: 12px 0 0 0; }
+.pager li { float: left; padding: 0 12px 0 0; margin: 0; }
+.pager a { font-size: 1.077em; display: block; background-color: #dbdbdb; padding: 6px 6px; color: #434343;}
+.pager a:hover { background-color: #434343; color: #fff; }
+
+
+
 /* Misc
 ***************************************************************/
 

src/Orchard/Orchard.Framework.csproj

@@ -186,6 +186,7 @@
     <Compile Include="Settings\CurrentSiteWorkContext.cs" />
     <Compile Include="Settings\ResourceDebugMode.cs" />
     <Compile Include="UI\FlatPositionComparer.cs" />
+    <Compile Include="UI\Navigation\Pager.cs" />
     <Compile Include="UI\Resources\IResourceManifestProvider.cs" />
     <Compile Include="UI\Resources\ResourceManifestBuilder.cs" />
     <Compile Include="UI\Widgets\IRuleManager.cs" />

src/Orchard/UI/Navigation/Pager.cs

@@ -0,0 +1,22 @@
+namespace Orchard.UI.Navigation {
+    public class Pager {
+        private const int PageDefault = 1;
+        private const int PageSizeDefault = 10;
+        private int _pageSize;
+        private int _size;
+
+        public int Page {
+            get { return _pageSize > 0 ? _pageSize : PageDefault; }
+            set { _pageSize = value; }
+        }
+
+        public int PageSize {
+            get { return _size > 0 ? _size : PageSizeDefault; }
+            set { _size = value; }
+        }
+
+        public int GetStartIndex(int? page = null) {
+            return ((page ?? Page) - 1)*PageSize;
+        }
+    }
+}