Code.ashx

<%@ WebHandler Language="C#" Class="Code" %>

using System;
using System.Web;
using Umbraco.Web;

public class Code : IHttpHandler
{
    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";

        // Getting an Umbraco context to work with
        var umbracoContext = UmbracoContext.Current;
        // and an UmbracoHelper
        var umbracoHelper = new UmbracoHelper(umbracoContext);

        // Getting content
        var content = umbracoHelper.TypedContentAtRoot();
        foreach (var c in content)
        {
            context.Response.Write(c.Name + Environment.NewLine);
        }
        // Getting a value of a property
        //var propertyValue = content.GetPropertyValue<string>("metaTitle");

        // Writing out a value for debugging purposes
        //context.Response.Write("Property value: " + propertyValue + Environment.NewLine);

        // Getting the Umbraco services
        var services = umbracoContext.Application.Services;
        // Get a datatype by alias
        var datatype = services.DataTypeService.GetDataTypeDefinitionByName("Textstring");

        // Writing out the ID of this datatype for debugging purposes
        context.Response.Write("Datatype ID: " + datatype.Id + Environment.NewLine);
    }

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }
}