some cleanup on icons

src/Icons/Controllers/IconController.cs

@@ -1,57 +1,65 @@
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
-using Icons.Models;
-using Microsoft.AspNetCore.Hosting;
+using Bit.Icons.Models;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Caching.Memory;
 
-namespace Icons.Controllers
+namespace Bit.Icons.Controllers
 {
-    [Route("[controller]")]
+    [Route("")]
     public class IconController : Controller
     {
-        private readonly IMemoryCache _cache;
+        private readonly IMemoryCache _memoryCache;
 
         public IconController(IMemoryCache memoryCache)
         {
-            this._cache = memoryCache;
+            _memoryCache = memoryCache;
         }
 
-        [HttpGet]
+        [HttpGet("")]
         public async Task<IActionResult> Get([FromQuery] string domain)
         {
-            var uri = BuildUrl(domain);
+            if(!domain.StartsWith("http://") || !domain.StartsWith("https://"))
+            {
+                domain = "http://" + domain;
+            }
 
-            Icon icon = await _cache.GetOrCreateAsync(domain, async entry =>
+            if(!Uri.TryCreate(domain, UriKind.Absolute, out Uri uri))
+            {
+                return new BadRequestResult();
+            }
+
+            var iconUrl = BuildIconUrl(uri);
+            var icon = await _memoryCache.GetOrCreateAsync(domain, async entry =>
             {
                 entry.AbsoluteExpiration = DateTime.Now.AddDays(1);
 
                 var httpClient = new HttpClient();
-                var response = await httpClient.GetAsync(uri);
-
-                if (!response.IsSuccessStatusCode)
+                var response = await httpClient.GetAsync(iconUrl);
+                if(!response.IsSuccessStatusCode)
                 {
                     return null;
                 }
 
-                return new Icon(
-                    await response.Content.ReadAsByteArrayAsync(),
-                    response.Content.Headers.ContentType.MediaType
-                );
+                return new Icon
+                {
+                    Image = await response.Content.ReadAsByteArrayAsync(),
+                    Format = response.Content.Headers.ContentType.MediaType
+                };
             });
 
-            if (icon == null)
+            if(icon == null)
             {
-                return NotFound("Cannot load the icon.");
+                return new NotFoundResult();
             }
 
             return new FileContentResult(icon.Image, icon.Format);
         }
 
-        private static string BuildUrl(string domain)
+        private static string BuildIconUrl(Uri uri)
         {
-            return $"https://icons.bitwarden.com/icon?url={domain}&size=16..24..200";
+            return $"https://icons.bitwarden.com/icon?url={uri.Host}&size=16..24..200";
         }
     }
 }

src/Icons/Icons.csproj

@@ -2,6 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netcoreapp2.0</TargetFramework>
+    <RootNamespace>Bit.Icons</RootNamespace>
   </PropertyGroup>
 
   <ItemGroup>

src/Icons/Models/Icon.cs

@@ -1,18 +1,8 @@
-using System;
-
-namespace Icons.Models
+namespace Bit.Icons.Models
 {
-    [Serializable]
     public class Icon
     {
-        public byte[] Image { get; }
-
-        public string Format { get; }
-
-        public Icon(byte[] image, string format)
-        {
-            this.Image = image;
-            this.Format = format;
-        }
+        public byte[] Image { get; set; }
+        public string Format { get; set; }
     }
 }

src/Icons/Program.cs

@@ -8,7 +8,7 @@ using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Logging;
 
-namespace Icons
+namespace Bit.Icons
 {
     public class Program
     {

src/Icons/Properties/launchSettings.json

@@ -11,7 +11,7 @@
     "IIS Express": {
       "commandName": "IISExpress",
       "launchBrowser": true,
-      "launchUrl": "icon?domain=bitwarden.com",
+      "launchUrl": "?domain=bitwarden.com",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
@@ -19,7 +19,7 @@
     "Icons": {
       "commandName": "Project",
       "launchBrowser": true,
-      "launchUrl": "icon?domain=bitwarden.com",
+      "launchUrl": "?domain=bitwarden.com",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       },

src/Icons/Startup.cs

@@ -1,15 +1,10 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Logging;
-using Microsoft.Extensions.Options;
 
-namespace Icons
+namespace Bit.Icons
 {
     public class Startup
     {
@@ -20,21 +15,18 @@ namespace Icons
 
         public IConfiguration Configuration { get; }
 
-        // This method gets called by the runtime. Use this method to add services to the container.
         public void ConfigureServices(IServiceCollection services)
         {
             services.AddMemoryCache();
             services.AddMvc();
         }
 
-        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
         public void Configure(IApplicationBuilder app, IHostingEnvironment env)
         {
-            if (env.IsDevelopment())
+            if(env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
             }
-
             app.UseMvc();
         }
     }