MarkItUp.SingleUserBlog/UI/WebParts/OpmlWebPart.cs

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using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Xml;
using System.Xml.Xsl;
using System.IO;
using System.Resources;
using Resources;
using System.Text;
using MarkItUp.SingleUserBlog.Common;
using System.Web.Caching;
using System.Net;

namespace MarkItUp.SingleUserBlog.UI.WebParts {

    public class OpmlWebPart : WebPart {
        public OpmlWebPart() { }

        private string _opmlPath;

        [Personalizable]
        [WebBrowsable]
        [WebDescription("A path to an opml xml file.")]
        public string OpmlPath {
            get { return _opmlPath; }
            set { _opmlPath = value; }
        }

        private string _opmlXsltPath;
        [Personalizable]
        [WebBrowsable]
        [WebDescription("A path to an XSLT to use to display the opml xml file.")]
        public string OpmlXsltPath {
            get { return _opmlXsltPath; }
            set { _opmlXsltPath = value; }
        }


        


        string GetTransformedString() {
            string cacheKey = this.ClientID + "_TransformedOPML";
            string opml = this.GetOPMLString();
            string opmlXSLT = this.GetOPMLXsltString();

            if (string.IsNullOrEmpty(opml) || string.IsNullOrEmpty(opmlXSLT)) {
                return string.Empty;
            }

            string retVal = HttpRuntime.Cache[cacheKey] as string;

            if (string.IsNullOrEmpty(retVal)) {