BlogEngine.Core/Providers/XmlProvider/Posts.cs

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#region Using

using System;
using System.Xml;
using System.IO;
using System.Globalization;
using System.Collections.Generic;
using System.Collections.Specialized;
using BlogEngine.Core;

#endregion

namespace BlogEngine.Core.Providers
{
	/// <summary>
	/// A storage provider for BlogEngine that uses XML files.
	/// <remarks>
	/// To build another provider, you can just copy and modify
	/// this one. Then add it to the web.config's BlogEngine section.
	/// </remarks>
	/// </summary>
	public partial class XmlBlogProvider : BlogProvider
	{
		//private static string _Folder = System.Web.HttpContext.Current.Server.MapPath(BlogSettings.Instance.StorageLocation);

		internal string _Folder
		{
			get
			{
				string p =  StorageLocation().Replace("~/", "");
				return System.IO.Path.Combine(System.Web.HttpRuntime.AppDomainAppPath, p);
			}
		}

		/// <summary>
		/// Retrieves a post based on the specified Id.
		/// </summary>
		public override Post SelectPost(Guid id)
		{
			string fileName = _Folder + "posts" + Path.DirectorySeparatorChar + id.ToString() + ".xml";
			Post post = new Post();
			XmlDocument doc = new XmlDocument();
			doc.Load(fileName);

			post.Title = doc.SelectSingleNode("post/title").InnerText;
			post.Description = doc.SelectSingleNode("post/description").InnerText;
			post.Content = doc.SelectSingleNode("post/content").InnerText;

			if (doc.SelectSingleNode("post/pubDate") != null)
				post.DateCreated = DateTime.Parse(doc.SelectSingleNode("post/pubDate").InnerText, CultureInfo.InvariantCulture);

			if (doc.SelectSingleNode("post/lastModified") != null)
				post.DateModified = DateTime.Parse(doc.SelectSingleNode("post/lastModified").InnerText, CultureInfo.InvariantCulture);

			if (doc.SelectSingleNode("post/author") != null)
				post.Author = doc.SelectSingleNode("post/author").InnerText;

			if (doc.SelectSingleNode("post/ispublished") != null)
				post.IsPublished = bool.Parse(doc.SelectSingleNode("post/ispublished").InnerText);