Merge pull request #1 from tparnell8/rss

implement rss

src/DotNetMashup.Web/Controllers/HomeController.cs

@@ -2,8 +2,11 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
+using System.Xml;
+using System.Xml.Serialization;
+using DotNetMashup.Web.Extensions;
 using DotNetMashup.Web.Global;
-using DotNetMashup.Web.Repositories;
+using DotNetMashup.Web.Model;
 using DotNetMashup.Web.ViewModel;
 using Microsoft.AspNet.Mvc;
 
@@ -36,7 +39,7 @@ namespace DotNetMashup.Web.Controllers
             {
                 return new HttpStatusCodeResult(404);
             }
-            return View(new MashupViewModel { CurrentPage = page, NextPage = data.Count > setting.AmountPerPage ? (int?)page + 1 : null, Header = "DotNet Mashups", Posts = data.Take(setting.AmountPerPage) });
+            return View(new MashupViewModel { CurrentPage = page, NextPage = data.Count > setting.AmountPerPage ? (int?)page + 1 : null, Header = setting.Title, Posts = data.Take(setting.AmountPerPage) });
         }
 
         public async Task<IActionResult> Tiles(int page = 1)
@@ -50,9 +53,42 @@ namespace DotNetMashup.Web.Controllers
             return PartialView("Tiles", data);
         }
 
+        [Route("api/tiles")]
+        public async Task<IEnumerable<IExternalData>> GetTiles()
+        {
+            return (await factory.GetData());
+        }
+
         public IActionResult Error()
         {
             return View("~/Views/Shared/Error.cshtml");
         }
+
+        [Route("sitemap.xml")]
+        public async Task sitemap()
+        {
+            Response.ContentType = "text/xml";
+            var serializer = new XmlSerializer(typeof(Urlset));
+            var set = new Urlset();
+            var data = await GetTiles();
+            var page = 0;
+            set.Url = data.Split(this.setting.AmountPerPage).Select(a => new Url()
+            {
+                Changefreq = "daily",
+                Lastmod = a.Select(b => b.PublishedDate).Max().ToString(),
+                Loc = Url.Action("Index", "Home", new { page = page++ }, this.Request.Scheme),
+                Priority = "1"
+            }).ToList();
+            serializer.Serialize(Response.Body, set);
+        }
+
+        [Route("rss")]
+        public async Task rss()
+        {
+            Response.ContentType = "text/xml";
+            var writer = XmlWriter.Create(this.Response.Body, new XmlWriterSettings() { Async = true });
+            (await factory.GetData()).ToRss().SaveAsRss20(writer);
+            await writer.FlushAsync();
+        }
     }
 }

src/DotNetMashup.Web/Extensions/BclExtensions.cs

@@ -2,11 +2,13 @@
 
 namespace DotNetMashup.Web.Extensions
 {
+    using System;
     using System.Collections.Generic;
+    using System.Linq;
     using System.Text;
     using System.Text.RegularExpressions;
 
-    public static class StringHtmlExtensions
+    public static class BclExtensions
     {
         /// <summary>
         /// Truncates a string containing HTML to a number of text characters, keeping whole words.
@@ -166,5 +168,19 @@ namespace DotNetMashup.Web.Extensions
             return Regex.Replace(text.Truncate(maxCharacters),
                 @"\s+[^\s]+$", string.Empty, RegexOptions.IgnoreCase | RegexOptions.Compiled) + trailingText;
         }
+
+        public static void ForEach<T>(this IEnumerable<T> enumeration, Action<T> action)
+        {
+            foreach(T item in enumeration)
+            {
+                action?.Invoke(item);
+            }
+        }
+
+        public static IEnumerable<IEnumerable<T>> Split<T>(this IEnumerable<T> list, int parts)
+        {
+            var i = 0;
+            return list.GroupBy(a => i++ % parts).AsEnumerable();
+        }
     }
 }

src/DotNetMashup.Web/Extensions/IExternalDataExtensions.cs

@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.ServiceModel.Syndication;
+using DotNetMashup.Web.Global;
+using DotNetMashup.Web.Model;
+
+namespace DotNetMashup.Web.Extensions
+{
+    public static class IExternalDataExtensions
+    {
+        public static SyndicationFeed ToRss(this IEnumerable<IExternalData> data)
+        {
+            var settings = new SiteSettings();
+            var feed = new SyndicationFeed
+            {
+                Title = new TextSyndicationContent(settings.Title),
+                Id = "DotNet Mashup",
+                LastUpdatedTime = data.OrderByDescending(a => a.PublishedDate).FirstOrDefault().PublishedDate,
+                Description = new TextSyndicationContent(settings.Descriptions)
+            };
+            var authors = data.Select(a => a.Author)
+                .Distinct()
+                .Select(a => new SyndicationPerson() { Name = a.Name, Email = a.Email, Uri = a.AuthorUrl });
+            authors.ForEach(a => feed.Authors.Add(a));
+            authors.ForEach(a => feed.Contributors.Add(a));
+            feed.Links.Add(new SyndicationLink(new Uri("http://dotnetmashup.azurewebsites.net")));
+            feed.Items = data.Select(a => new SyndicationItem(a.Title, a.Content, a.OriginalLink)).ToList();
+
+            return feed;
+        }
+    }
+}

src/DotNetMashup.Web/Factory/RepositoryFactory.cs

@@ -6,6 +6,7 @@ using DotNetMashup.Web.Global;
 using DotNetMashup.Web.Model;
 using DotNetMashup.Web.Repositories;
 using Microsoft.Framework.Caching.Memory;
+using Microsoft.Framework.Configuration;
 
 namespace DotNetMashup.Web.Factory
 {
@@ -15,7 +16,7 @@ namespace DotNetMashup.Web.Factory
         private List<IRepository> Repos;
         private const string cacheKey = "data";
 
-        public RepositoryFactory(IEnumerable<IBlogMetaData> data, ISiteSetting setting, IMemoryCache cache)
+        public RepositoryFactory(IEnumerable<IBlogMetaData> data, ISiteSetting setting, IMemoryCache cache, IConfiguration config)
         {
             if(data == null)
             {
@@ -31,7 +32,7 @@ namespace DotNetMashup.Web.Factory
             }
             Repos = new List<IRepository>()
             {
-                new GitHubRepository(),
+                new GitHubRepository(config),
                 new BlogPostRepository(data, setting)
             };
             this.cache = cache;

src/DotNetMashup.Web/Global/ISiteSetting.cs

@@ -1,7 +1,4 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DotNetMashup.Web.Global
 {
@@ -9,5 +6,7 @@ namespace DotNetMashup.Web.Global
     {
         List<string> Categories { get; }
         short AmountPerPage { get; }
+        string Title { get; }
+        string Descriptions { get; }
     }
 }

src/DotNetMashup.Web/Global/SiteSettings.cs

@@ -1,7 +1,4 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DotNetMashup.Web.Global
 {
@@ -10,5 +7,7 @@ namespace DotNetMashup.Web.Global
         public short AmountPerPage { get { return 12; } }
 
         public List<string> Categories { get; } = new List<string> { "c#", "csharp", "cs", "asp.net", "NancyFx", "Nancy", "vNext", "asp.net 5" };
+        public string Title { get { return "DotNet Mashups"; } }
+        public string Descriptions { get { return "Mashup of DotNet News"; } }
     }
 }

src/DotNetMashup.Web/Model/Author.cs

@@ -1,9 +1,4 @@
-using System;
+namespace DotNetMashup.Web.Model
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace DotNetMashup.Web.Model
 {
     public struct Author
     {

src/DotNetMashup.Web/Model/BaseExternalData.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DotNetMashup.Web.Model
 {
@@ -14,7 +11,7 @@ namespace DotNetMashup.Web.Model
 
         public string Content { get; set; }
 
-        public string OriginalLink { get; set; }
+        public Uri OriginalLink { get; set; }
 
         public string Title { get; set; }
         public DateTimeOffset PublishedDate { get; set; }

src/DotNetMashup.Web/Model/BlogMetaData.cs

@@ -1,6 +1,4 @@
-using System;
+namespace DotNetMashup.Web.Model
-
-namespace DotNetMashup.Web.Model
 {
     //stolen idea from: https://github.com/NancyFx/Nancy.Blog/blob/master/src/Nancy.Blog/Model/MetaData.cs
     public class BlogMetaData : IBlogMetaData
@@ -10,6 +8,6 @@ namespace DotNetMashup.Web.Model
         public string AuthorEmail { get; set; }
         public string ImageUrl { get; set; }
         public string Id { get; set; }
-        public string BlogHomepage { get; set;}
+        public string BlogHomepage { get; set; }
     }
 }

src/DotNetMashup.Web/Model/BlogPostExternalData.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DotNetMashup.Web.Model
 {
@@ -12,7 +9,7 @@ namespace DotNetMashup.Web.Model
         public DateTimeOffset PublishedDate { get; set; }
         public string Summary { get; set; }
         public string Localink { get; set; }
-        public string OriginalLink { get; set; }
+        public Uri OriginalLink { get; set; }
         public Author Author { get; set; }
     }
 }

src/DotNetMashup.Web/Model/IBlogMetaData.cs

@@ -1,9 +1,4 @@
-using System;
+namespace DotNetMashup.Web.Model
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace DotNetMashup.Web.Model
 {
     public interface IBlogMetaData
     {

src/DotNetMashup.Web/Model/IExternalData.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace DotNetMashup.Web.Model
 {
@@ -9,7 +6,7 @@ namespace DotNetMashup.Web.Model
     {
         string Title { get; set; }
         string Content { get; set; }
-        string OriginalLink { get; set; }
+        Uri OriginalLink { get; set; }
         Author Author { get; set; }
         DateTimeOffset PublishedDate { get; set; }
     }

src/DotNetMashup.Web/Model/sitemap.cs

@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+using System.Xml.Serialization;
+
+namespace DotNetMashup.Web.Model
+{
+    [XmlRoot(ElementName = "url", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+    public class Url
+    {
+        [XmlElement(ElementName = "loc", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+        public string Loc { get; set; }
+
+        [XmlElement(ElementName = "lastmod", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+        public string Lastmod { get; set; }
+
+        [XmlElement(ElementName = "changefreq", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+        public string Changefreq { get; set; }
+
+        [XmlElement(ElementName = "priority", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+        public string Priority { get; set; }
+    }
+
+    [XmlRoot(ElementName = "urlset", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+    public class Urlset
+    {
+        [XmlElement(ElementName = "url", Namespace = "http://www.sitemaps.org/schemas/sitemap/0.9")]
+        public List<Url> Url { get; set; }
+
+        [XmlAttribute(AttributeName = "xmlns")]
+        public string Xmlns { get; set; }
+    }
+}

src/DotNetMashup.Web/Repositories/BlogPostRepository.cs

@@ -57,7 +57,7 @@ namespace DotNetMashup.Web.Repositories
                        }
                    }
 
-                   var originallink = link == null ? string.Empty : link.Uri.AbsoluteUri;
+                   var originallink = link.Uri;
 
                    var summary = x.Item.Summary == null
                        ? ((TextSyndicationContent)x.Item.Content).Text

src/DotNetMashup.Web/Repositories/GitHubRepository.cs

@@ -1,15 +1,16 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
 using System.Linq;
-using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using DotNetMashup.Web.Model;
+using Microsoft.Framework.Configuration;
 using Octokit;
 
 namespace DotNetMashup.Web.Repositories
 {
     public class GitHubRepository : IRepository
     {
+        private readonly IConfiguration config;
+
         public string FactoryName
         {
             get
@@ -18,13 +19,18 @@ namespace DotNetMashup.Web.Repositories
             }
         }
 
+        public GitHubRepository(IConfiguration config)
+        {
+            this.config = config;
+        }
+
         public async Task<IEnumerable<IExternalData>> GetData()
         {
             CommonMark.CommonMarkSettings.Default.AdditionalFeatures = CommonMark.CommonMarkAdditionalFeatures.All;
 
             var client = new GitHubClient(new ProductHeaderValue("dotnetmashup"))
             {
-                Credentials = new Credentials("151e2514adab9e8e44ab99fe8c71899fffa34caa")
+                Credentials = new Credentials(config["github"])
             };
             var issues = await client.Issue.GetAllForRepository("aspnet", "Announcements");
             return issues.Select(a => new GithubAnnouncement
@@ -32,7 +38,7 @@ namespace DotNetMashup.Web.Repositories
                 Author = new Model.Author { Name = !string.IsNullOrWhiteSpace(a.User.Name) ? a.User.Name : a.User.Login, AuthorUrl = a.User.Url, ImageUrl = a.User.AvatarUrl, Email = a.User.Email },
                 Content = CommonMark.CommonMarkConverter.Convert(a.Body),
                 Title = a.Title,
-                OriginalLink = a.HtmlUrl.AbsoluteUri,
+                OriginalLink = a.HtmlUrl,
                 IssueNumber = a.Number,
                 PublishedDate = a.CreatedAt
             });

src/DotNetMashup.Web/Repositories/IRepository.cs

@@ -1,6 +1,4 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
-using System.Linq;
 using System.Threading.Tasks;
 using DotNetMashup.Web.Model;
 

src/DotNetMashup.Web/Startup.cs

@@ -3,7 +3,6 @@ using System.IO;
 using DotNetMashup.Web.Factory;
 using DotNetMashup.Web.Global;
 using DotNetMashup.Web.Model;
-using DotNetMashup.Web.Repositories;
 using Microsoft.AspNet.Builder;
 using Microsoft.AspNet.Hosting;
 using Microsoft.Dnx.Runtime;
@@ -18,9 +17,13 @@ namespace DotNetMashup.Web
     public class Startup
     {
         private IEnumerable<IBlogMetaData> _feedData = null;
+        private IConfiguration config = null;
 
         public Startup(IHostingEnvironment env, IApplicationEnvironment appEnv)
         {
+            config = new ConfigurationBuilder()
+            .AddEnvironmentVariables()
+            .Build();
             _feedData = JsonConvert.DeserializeObject<IEnumerable<BlogMetaData>>(File.ReadAllText(Path.Combine(appEnv.ApplicationBasePath, "blogfeed.json")));
         }
 
@@ -29,6 +32,7 @@ namespace DotNetMashup.Web
         // This method gets called by the runtime.
         public void ConfigureServices(IServiceCollection services)
         {
+            services.AddInstance(config);
             services.AddSingleton<ISiteSetting>(prov =>
             {
                 return new SiteSettings();

src/DotNetMashup.Web/ViewModel/MashupViewModel.cs

@@ -1,7 +1,4 @@
-using System;
+using System.Collections.Generic;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 using DotNetMashup.Web.Model;
 
 namespace DotNetMashup.Web.ViewModel