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src/Yavsc/Helpers/HtmlHelpers.cs

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+using System;
+using Microsoft.AspNet.Http;
+using Microsoft.AspNet.Mvc.Rendering;
+using Yavsc.Models.Drawing;
+
+namespace Yavsc.Helpers
+{
+    public static class HtmlHelpers
+    {
+        public static HtmlString Color(this Color c)
+        {
+            if (c==null) return new HtmlString("#000");
+             return new HtmlString(String.Format("#{0:X2}{1:X2}{2:X2}", c.Red, c.Green, c.Blue));
+        }
+        public static string ToAbsolute(this HttpRequest request, string url)
+        {
+            var host = request.Host;
+            var isSecure = request.Headers[Constants.SshHeaderKey]=="on";
+            return (isSecure ? "https" : "http") + $"://{host}/{url}";
+        }
+    }
+}