Controllers/StyleController.cs

StyleController.cs

using System.IO;
using System.Web.Mvc;
using System.Xml;
using System.Xml.XPath;
using System.Xml.Xsl;

namespace Branding.Controllers
{
    public class StyleController : Controller
    {
        private const string BRAND_XML = "brand.xml";

        //
        // GET: /Style/

        public FileResult Index()
        {
            Models.Customization c = new Models.Customization(ControllerContext.HttpContext.Request.Url.Host);

            // Create the XslCompiledTransform and load the style sheet.
            XslCompiledTransform xslt = new XslCompiledTransform(false);
            xslt.Load(ControllerContext.HttpContext.Server.MapPath("~/Content/xslt/brand.xslt"));

            // Create the XsltArgumentList.
            XsltArgumentList argList = new XsltArgumentList();

            argList.AddParam("title-color", "", c.titleColor);
            argList.AddParam("title-text-color", "", c.titleTextColor);

            // Create an XmlWriter to write the output.   
            MemoryStream stream = new MemoryStream();

            XmlWriterSettings settings = new XmlWriterSettings();
            settings.OmitXmlDeclaration = true;
            settings.ConformanceLevel = ConformanceLevel.Fragment;
            XmlWriter writer = XmlWriter.Create(stream, settings);
            
            // Transform the file.
            xslt.Transform(new XPathDocument(ControllerContext.HttpContext.Server.MapPath("~/Content/xml/brand.xml")), argList, writer);
            writer.Close();
            stream.Position = 0;

            return new FileStreamResult(stream, "text/css");
        }
    }
}