#region using

using System;
using System.Text.RegularExpressions;
using BlogEngine.Core;
using BlogEngine.Core.Web.Controls;

#endregion

/// <summary>
/// Converts Post Snippets to HTML
/// </summary>
[Extension("Converts Post Snippets to HTML", "1.0.0.0", "BlogEngine.NET")]
public class Snippets
{

    public Snippets()
    {
        Post.Serving += new EventHandler<ServingEventArgs>(Post_Serving);
    }

    /// <summary>
    /// The event handler that is triggered every time a comment is served to a client.
    /// </summary>
    private void Post_Serving(object sender, ServingEventArgs e)
    {
        string body = e.Body;

        Parse(ref body, "NordicTrackPic", "<img src=\"http://dbvt.com/images/utils/nordictracksmall.jpg\" border=\"0\">");
        Parse(ref body, "NordicTrack", "Nordic Track");

        e.Body = body;
    }

    /// <summary>
    /// Parses the Snippet into a Url or Image with hyperlink to larger Nordic Track Image
    /// </summary>
    private static void Parse(ref string body, string code, string urlText)
    {
        string imgPath = "http://dbvt.com/images/utils/nordictrack.jpg";
        int start = body.IndexOf("[" + code + "]", StringComparison.Ordinal);
        if (start > -1)
        {
            body = body.Remove(start, code.Length + 2);
            body = body.Insert(start, "<a href=\"" + imgPath + "\">" + urlText + "</a>");

            Parse(ref body, code, urlText);
        }
    }

}