SharePoint Wiki: Create pages based on a template

using System;
using System.Web.UI;
using Microsoft.SharePoint.ApplicationPages;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint;

namespace Mho.SharePoint.Trials
{
    public class EnhancedCreateWebpage : CreateWebPage
    {
        protected ListFieldIterator listFieldIterator;
        protected string template;

        public EnhancedCreateWebpage() { }

        protected override void OnPreRender(EventArgs e)
        {
            if (!this.Page.IsPostBack)
            {
                // Get the templates list
                SPList templatesList = this.listFieldIterator.Web.Lists["Page Templates"];
                if (TemplateSourceDirectory != null && templatesList.Items.Count > 0)
                {
                    // Just take the first template for demonstration
                    this.template = templatesList.Items[0]["Template"].ToString();
                }
                templatesList = null;

                this.FindRichTextControl(listFieldIterator);
            }
            base.OnPreRender(e);
        }

        private void FindRichTextControl(Control control)
        {
            foreach (Control childControl in control.Controls)
            {
                if (childControl.GetType().Equals(typeof(Microsoft.SharePoint.WebControls.RichTextField)))
                {
                    ((RichTextField)childControl).Value = this.template;
                    return;
                }
                this.FindRichTextControl(childControl);
            }
        }

    }
}