MarkItUp.SingleUserBlog.Web/UserControls/SubImageGallery.cs

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using System;
using System.IO;
using System.Web;
using System.Web.UI;
using FreeTextBoxControls;
using System.Collections;
using MarkItUp.SingleUserBlog.Common;
using FreeTextBoxControls.Support;

namespace MarkItUp.SingleUserBlog.Web.Controls {

    public class SubImageGallery : ImageGallery
    {
        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);
            EnsureRootFolder();
        }

        private void EnsureRootFolder()
        {
            if(!Directory.Exists(RootImagesPath))
            {
                Directory.CreateDirectory(RootImagesPath);
            }
        }
        
        private string RootImagesPath
        {
            get { return Context.Server.MapPath(RootImagesFolder); }   
        }
        
        public override ArrayList GetImages()
        {
            ArrayList images = base.GetImages();
            if (images != null)
            {
                foreach (ImageInfo info in images)
                {
                    // This doesn't quite work - we need to strip the root folder out of the path
                    string relativePath = info.PhysicalPath.Replace(RootImagesPath + "\\", String.Empty);
                    relativePath = relativePath.Replace('\\', '/');
                    info.AbsoluteWebPath = Globals.UrlStartPath + "Images.ashx?imageId=" + HttpUtility.UrlEncode(relativePath);
                    info.ThumbnailAbsoluteWebPath = info.AbsoluteWebPath;
                }
            }

            return images;
        }

        protected override void RenderImages(HtmlTextWriter writer)
        {
            ArrayList images = GetImages();

            RenderFolderUpThumbnail(writer);
            RenderDirectoryThumbnails(writer);

            if (images == null || images.Count == 0)
                RenderNoImages(writer);
            else