Click here to Skip to main content
11,412,302 members (64,317 online)
Click here to Skip to main content
Articles » Web Development » ASP.NET » Samples » Downloads
Add your own
alternative version

YaBlogEngineMVC - A Tiny Blog Engine written in ASP.NET MVC

, 9 Apr 2013 CPOL
This article presents a very small scale blog engine developed using ASP.NET MVC, Entity Framework and SQLServer.
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using YaBlogEngineMVC.Models;
using YaBlogEngineMVC.Models;
using YaBlogEngineMVC.Models.ViewModels;

namespace YaBlogEngineMVC.Controllers
{
    public class BlogController : AController
    {
        // use our DbContext unit of work in case the page runs
        public BlogController()
            : this(new UnitOfWork())
        {

        }

        // We will directly call this from the test projects
        public BlogController(UnitOfWork unitOfWork)
            : base(unitOfWork)
        {

        }

        //
        // GET: /Blog/

        // Show a list of blog for this user only, this will be a dashboard screen for the user
        public ActionResult Index(int id = 0, int catagoryId = 0)
        {
            if (catagoryId == 0)
            {
                ViewData["Message"] = "Showing a list of all blogs";
            }
            else
            {
                ViewData["Message"] = string.Format("Blogs under Category: {0}", UnitOfWork_.CategoryRepo.GetCategoryById(catagoryId).CategoryName);
            }

            IQueryable<Blog> blogs = UnitOfWork_.BlogRepo.GetBlogs(catagoryId);

            PaginatedViewBlogList paginatedList = new PaginatedViewBlogList(blogs, id, 5);

            return View(paginatedList);
        }

        public ActionResult List(int id = 0, int catagoryId = 0)
        {
            if (catagoryId == 0)
            {
                ViewData["Message"] = "Showing a list of all blogs";
            }
            else
            {
                ViewData["Message"] = string.Format("Blogs under Category: {0}", UnitOfWork_.CategoryRepo.GetCategoryById(catagoryId).CategoryName);
            }

            List<Blog> blogs = UnitOfWork_.BlogRepo.GetBlogs(catagoryId).ToList();

            return View(blogs);
        }

        //
        // GET: /Blog/Details/5

        public ActionResult Details(int id)
        {
            Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);
            ViewBlogViewModel viewModel = null;

            if (blog != null)
            {
                List<Comment> comments = UnitOfWork_.CommentsRepo.GetCommentsByBlogId(id);
                string categoryName = UnitOfWork_.CategoryRepo.GetCategoryById(blog.CategoryId).CategoryName;

                viewModel = new ViewBlogViewModel(blog, comments, categoryName);
            }


            return View(viewModel);
        }

        //
        // GET: /Blog/Create

        [Authorize(Roles = "Authors")]
        public ActionResult Create()
        {
            Blog blog = new Blog();

            CreateBlogViewModel viewModel = new CreateBlogViewModel
            (
                blog,
                UnitOfWork_.CategoryRepo.GetCategories()
            );

            return View(viewModel);
        }

        //
        // POST: /Blog/Create

        [HttpPost, Authorize(Roles = "Authors")]
        public ActionResult Create(Blog blog)
        {
            try
            {
                if (ModelState.IsValid)
                {
                    blog.PostedBy = User.Identity.Name;
                    blog.DatePosted = DateTime.Now;

                    UnitOfWork_.BlogRepo.AddBlog(blog);
                    UnitOfWork_.BlogRepo.Save();

                    return RedirectToAction("Index");
                }
                else
                {
                    CreateBlogViewModel viewModel = new CreateBlogViewModel
                    (
                        blog,
                        UnitOfWork_.CategoryRepo.GetCategories()
                    );

                    return View(viewModel);
                }


            }
            catch
            {
                CreateBlogViewModel viewModel = new CreateBlogViewModel
                (
                    blog,
                    UnitOfWork_.CategoryRepo.GetCategories()
                );

                return View(viewModel);
            }
        }

        //
        // GET: /Blog/Edit/5
        [Authorize(Roles = "Authors")]
        public ActionResult Edit(int id)
        {
            Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);

            CreateBlogViewModel viewModel = new CreateBlogViewModel
            (
                blog,
                UnitOfWork_.CategoryRepo.GetCategories()
            );

            return View(viewModel);
        }

        //
        // POST: /Blog/Edit/5

        [HttpPost]
        [Authorize(Roles = "Authors")]
        public ActionResult Edit(int id, FormCollection collection)
        {
            Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);

            try
            {
                if (blog != null && TryUpdateModel(blog, "Blog"))
                {
                    blog.PostedBy = User.Identity.Name;
                    blog.DatePosted = DateTime.Now;

                    UnitOfWork_.BlogRepo.Save();

                    return RedirectToAction("Index");
                }

                else
                {
                   CreateBlogViewModel viewModel = new CreateBlogViewModel
                   (
                       blog,
                       UnitOfWork_.CategoryRepo.GetCategories()
                   );

                    return View(viewModel);
                }
            }
            catch
            {
                CreateBlogViewModel viewModel = new CreateBlogViewModel
                (
                    blog,
                    UnitOfWork_.CategoryRepo.GetCategories()
                );

                return View(viewModel);
            }
        }

        //
        // GET: /Blog/Delete/5
        [Authorize(Roles = "Authors")]
        public ActionResult Delete(int id)
        {
            Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);

            return View(blog);
        }

        //
        // POST: /Blog/Delete/5

        [HttpPost]
        [Authorize(Roles = "Authors")]
        public ActionResult Delete(int id, FormCollection collection)
        {
            try
            {
                Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);

                UnitOfWork_.BlogRepo.RemoveBlog(blog);
                UnitOfWork_.BlogRepo.Save();
                return View("Deleted");
            }
            catch
            {
                return RedirectToAction("Delete");
            }
        }

        [HttpPost]
        [Authorize]
        public ActionResult AddComment(int id, Comment comment)
        {
            try
            {
                Blog blog = UnitOfWork_.BlogRepo.GetBlogById(id);
                if (blog != null)
                {
                    if (ModelState.IsValid)
                    {
                        comment.Name = User.Identity.Name;
                        comment.DatePosted = DateTime.Now;

                        blog.Comments.Add(comment);
                        UnitOfWork_.BlogRepo.Save();
                    }
                }
            }
            catch
            {
                return View("Details", new { id = id });
            }
            return RedirectToAction("Details", new { id = id });
        }
    }
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Share

About the Author

Rahul Rajat Singh
Architect
India India
I Started my Programming career with C++. Later got a chance to develop Windows Form applications using C#. Currently using C#, ASP.NET & ASP.NET MVC to create Information Systems, e-commerce/e-governance Portals and Data driven websites.

My interests involves Programming, Website development and Learning/Teaching subjects related to Computer Science/Information Systems. IMO, C# is the best programming language and I love working with C# and other Microsoft Technologies.
  • Microsoft Certified Technology Specialist (MCTS): Web Applications Development with Microsoft .NET Framework 4
  • Microsoft Certified Technology Specialist (MCTS): Accessing Data with Microsoft .NET Framework 4
  • Microsoft Certified Technology Specialist (MCTS): Windows Communication Foundation Development with Microsoft .NET Framework 4

If you like my articles, please visit my website for more: www.rahulrajatsingh.com[^]
Follow on   Twitter   Google+   LinkedIn

| Advertise | Privacy | Terms of Use | Mobile
Web01 | 2.8.150414.5 | Last Updated 10 Apr 2013
Article Copyright 2013 by Rahul Rajat Singh
Everything else Copyright © CodeProject, 1999-2015
Layout: fixed | fluid