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Add RSS reader web application example
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‎README.md‎

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@@ -48,6 +48,7 @@ Greetings from Cairo, Egypt. You can [sponsor](https://github.com/sponsors/dodyg
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| [Request](/projects/request) | 15 | Form, Cookies, Query String, Headers |
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| [Request Timeouts Middleware](/projets/request-timeouts-middleware) | 6 | |
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| [Response](/projects/response) | 3 | |
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| [RSS](/projects/rss-reader) | 1 | |
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| [SignalR](/projects/signalr) | 1 | |
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| [Security](/projects/security) | 7 | |
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| [Single File Application](/projects/sfa) | 2 | |

‎projects/rss-reader/rss-reader/RssReaderWebApplication.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RssReaderWebApplication", "RssReaderWebApplication\RssReaderWebApplication.csproj", "{18C926DB-958A-4FDA-962B-23F336D68900}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{18C926DB-958A-4FDA-962B-23F336D68900}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{18C926DB-958A-4FDA-962B-23F336D68900}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{18C926DB-958A-4FDA-962B-23F336D68900}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{18C926DB-958A-4FDA-962B-23F336D68900}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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EndGlobal

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Controllers/HomeController.cs‎

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using Microsoft.AspNetCore.Mvc;
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namespace RssReaderWebApplication.Controllers;
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public class HomeController : Controller
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{
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public IActionResult Index()
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{
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const string rssUrl = "https://www.newyorker.com/feed/everything";
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var rssItems = RssFeedService.GetRssFeedItems(rssUrl);
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return View(rssItems);
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}
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}

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Models/RssItem.cs‎

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namespace RssReaderWebApplication.Models;
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public class RssItem
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{
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public string? Title { get; set; }
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public string? Link { get; set; }
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public string? Description { get; set; }
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}

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Program.cs‎

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var builder = WebApplication.CreateBuilder(args);
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builder.Services.AddControllersWithViews();
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var app = builder.Build();
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if (!app.Environment.IsDevelopment())
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{
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app.UseExceptionHandler("/Home/Error");
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app.UseHsts();
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}
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app.UseHttpsRedirection();
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app.UseStaticFiles();
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app.UseRouting();
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app.UseAuthorization();
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app.MapControllerRoute(
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name: "default",
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pattern: "{controller=Home}/{action=Index}/{id?}");
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app.Run();

‎projects/rss-reader/rss-reader/RssReaderWebApplication/RssFeedService.cs‎

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using System.Xml;
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using RssReaderWebApplication.Models;
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namespace RssReaderWebApplication;
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public class RssFeedService
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{
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public static List<RssItem> GetRssFeedItems(string rssUrl)
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{
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var rssItems = new List<RssItem>();
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var rssXmlDoc = new XmlDocument();
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rssXmlDoc.Load(rssUrl);
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var rssNodes = rssXmlDoc.SelectNodes("rss/channel/item");
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if (rssNodes == null)
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return rssItems;
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rssItems.AddRange(
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from XmlNode rssNode in rssNodes
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select new RssItem
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{
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Title = rssNode.SelectSingleNode("title").InnerText,
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Link = rssNode.SelectSingleNode("link").InnerText,
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Description = rssNode.SelectSingleNode("description").InnerText
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});
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return rssItems;
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}
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}

‎projects/rss-reader/rss-reader/RssReaderWebApplication/RssReaderWebApplication.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net8.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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<ItemGroup>
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<_ContentIncludedByDefault Remove="Views\RssFeed\Index.cshtml" />
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</ItemGroup>
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</Project>

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Views/Home/Index.cshtml‎

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@{
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ViewData["Title"] = "Home Page";
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}
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@model List<RssReaderWebApplication.Models.RssItem>
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<h2>RSS Feed</h2>
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<ul>
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@foreach (var item in Model)
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{
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<li>
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<a href="@item.Link">@item.Title</a>
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<p>@item.Description</p>
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</li>
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}
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</ul>

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Views/Shared/_Layout.cshtml‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8"/>
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<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
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<title>@ViewData["Title"] - RssReaderWebApplication</title>
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<link rel="stylesheet" href="~/lib/bootstrap/dist/css/bootstrap.min.css"/>
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<link rel="stylesheet" href="~/css/site.css" asp-append-version="true"/>
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<link rel="stylesheet" href="~/RssReaderWebApplication.styles.css" asp-append-version="true"/>
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</head>
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<body>
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<header>
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<nav class="navbar navbar-expand-sm navbar-toggleable-sm navbar-light bg-white border-bottom box-shadow mb-3">
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<div class="container-fluid">
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<a class="navbar-brand" asp-area="" asp-controller="Home" asp-action="Index">RssReaderWebApplication</a>
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<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target=".navbar-collapse" aria-controls="navbarSupportedContent"
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aria-expanded="false" aria-label="Toggle navigation">
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<span class="navbar-toggler-icon"></span>
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</button>
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<div class="navbar-collapse collapse d-sm-inline-flex justify-content-between">
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<ul class="navbar-nav flex-grow-1">
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<li class="nav-item">
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<a class="nav-link text-dark" asp-area="" asp-controller="Home" asp-action="Index">Home</a>
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</li>
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</ul>
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</div>
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</div>
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</nav>
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</header>
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<div class="container">
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<main role="main" class="pb-3">
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@RenderBody()
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</main>
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</div>
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<script src="~/lib/jquery/dist/jquery.min.js"></script>
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<script src="~/lib/bootstrap/dist/js/bootstrap.bundle.min.js"></script>
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<script src="~/js/site.js" asp-append-version="true"></script>
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@await RenderSectionAsync("Scripts", required: false)
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</body>
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</html>

‎projects/rss-reader/rss-reader/RssReaderWebApplication/Views/Shared/_Layout.cshtml.css‎

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/* Please see documentation at https://learn.microsoft.com/aspnet/core/client-side/bundling-and-minification
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for details on configuring this project to bundle and minify static web assets. */
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a.navbar-brand {
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white-space: normal;
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text-align: center;
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word-break: break-all;
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}
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a {
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color: #0077cc;
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}
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.btn-primary {
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color: #fff;
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background-color: #1b6ec2;
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border-color: #1861ac;
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}
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.nav-pills .nav-link.active, .nav-pills .show > .nav-link {
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color: #fff;
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background-color: #1b6ec2;
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border-color: #1861ac;
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}
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.border-top {
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border-top: 1px solid #e5e5e5;
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}
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.border-bottom {
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border-bottom: 1px solid #e5e5e5;
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}
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.box-shadow {
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box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05);
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}
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button.accept-policy {
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font-size: 1rem;
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line-height: inherit;
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}
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.footer {
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position: absolute;
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bottom: 0;
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width: 100%;
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white-space: nowrap;
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line-height: 60px;
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}

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