Added shortener helper to generate short urls.

Teknik/Areas/Shortener/Controllers/ShortenerController.cs

@@ -31,10 +31,24 @@ namespace Teknik.Areas.Shortener.Controllers
         }
 
         [HttpPost]
+        [AllowAnonymous]
         public ActionResult ShortenUrl(string url)
         {
+            ShortenedUrl newUrl = Shortener.ShortenUrl(url, Config.ShortenerConfig.UrlLength);
 
-            return Json(new { result = true });
+            if (User.Identity.IsAuthenticated)
+            {
+                Profile.Models.User foundUser = db.Users.Where(u => u.Username == User.Identity.Name).FirstOrDefault();
+                if (foundUser != null)
+                {
+                    newUrl.UserId = foundUser.UserId;
+                }
+            }
+
+            db.ShortenedUrls.Add(newUrl);
+            db.SaveChanges();
+
+            return Json(new { result = new { shortUrl = newUrl.ShortUrl, originalUrl = url } });
         }
     }
 }

Teknik/Areas/Shortener/Shortener.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Teknik.Areas.Shortener.Models;
+using Teknik.Models;
+
+namespace Teknik.Areas.Shortener
+{
+    public static class Shortener
+    {
+        public static ShortenedUrl ShortenUrl(string url, int length)
+        {
+            TeknikEntities db = new TeknikEntities();
+            
+            // Generate the shortened url
+            string shortUrl = Utility.RandomString(length);
+            while (db.ShortenedUrls.Where(s => s.ShortUrl == shortUrl).FirstOrDefault() != null)
+            {
+                shortUrl = Utility.RandomString(length);
+            }
+
+            ShortenedUrl newUrl = new ShortenedUrl();
+            newUrl.OriginalUrl = url;
+            newUrl.ShortUrl = shortUrl;
+
+            return newUrl;
+        }
+    }
+}

Teknik/Areas/Shortener/ShortenerAreaRegistration.cs

@@ -25,6 +25,14 @@ namespace Teknik.Areas.Shortener
                  new { controller = "Shortener", action = "Index" },  // Parameter defaults 
                  new[] { typeof(Controllers.ShortenerController).Namespace }
              );
+            context.MapSubdomainRoute(
+                 "Shortener.Action", // Route name
+                 new List<string>() { "dev", "shorten", "s" }, // Subdomains
+                 new List<string>() { config.Host }, // domains
+                 "Action/{controller}/{action}",    // URL with parameters 
+                 new { controller = "Shortener", action = "Index" },  // Parameter defaults 
+                 new[] { typeof(Controllers.ShortenerController).Namespace }
+             );
             context.MapSubdomainRoute(
                  "Shortener.View", // Route name
                  new List<string>() { "dev", "*" }, // Subdomains

Teknik/Configuration/ShortenerConfig.cs

@@ -9,9 +9,12 @@ namespace Teknik.Configuration
     {
         public string ShortenerHost { get; set; }
 
+        public int UrlLength { get; set; }
+
         public ShortenerConfig()
         {
             ShortenerHost = string.Empty;
+            UrlLength = 4;
         }
     }
 }

Teknik/Teknik.csproj

@@ -210,6 +210,7 @@
     <Compile Include="Areas\Shortener\Controllers\ShortenerController.cs" />
     <Compile Include="Areas\Shortener\Models\ShortenedUrl.cs" />
     <Compile Include="Areas\Shortener\ShortenerAreaRegistration.cs" />
+    <Compile Include="Areas\Shortener\Shortener.cs" />
     <Compile Include="Areas\Shortener\ViewModels\ShortenViewModel.cs" />
     <Compile Include="Areas\Stream\Controllers\StreamController.cs" />
     <Compile Include="Areas\Stream\StreamAreaRegistration.cs" />