PermaLink.aspx.cs :  » Bloggers » dasBlog » newtelligence » DasBlog » Web » C# / CSharp Open Source

#region Copyright (c) 2003, newtelligence AG. All rights reserved.
/*
// Copyright (c) 2003, newtelligence AG. (http://www.newtelligence.com)
// Original BlogX Source Code: Copyright (c) 2003, Chris Anderson (http://simplegeek.com)
// All rights reserved.
//  
// Redistribution and use in source and binary forms, with or without modification, are permitted 
// provided that the following conditions are met: 
//  
// (1) Redistributions of source code must retain the above copyright notice, this list of 
// conditions and the following disclaimer. 
// (2) Redistributions in binary form must reproduce the above copyright notice, this list of 
// conditions and the following disclaimer in the documentation and/or other materials 
// provided with the distribution. 
// (3) Neither the name of the newtelligence AG nor the names of its contributors may be used 
// to endorse or promote products derived from this software without specific prior 
// written permission.
//      
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS 
// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 
// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 
// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// -------------------------------------------------------------------------
//
// Original BlogX source code (c) 2003 by Chris Anderson (http://simplegeek.com)
// 
// newtelligence is a registered trademark of newtelligence Aktiengesellschaft.
// 
// For portions of this software, the some additional copyright notices may apply 
// which can either be found in the license.txt file included in the source distribution
// or following this notice. 
//
*/
#endregion

using System;
using System.Web.UI;
using System.Web.UI.WebControls;
using newtelligence.DasBlog.Runtime;
using newtelligence.DasBlog.Web.Core;

namespace newtelligence.DasBlog.Web{
  /// <summary>
  /// Summary description for PermaLink.
  /// </summary>
  public partial class PermaLink : SharedBasePage
  {

    public PermaLink()
    {
      showTrackingDetail = true;
      isAggregatedView = false;
    }

    protected override PlaceHolder ContentPlaceHolder
    {
      get { return contentPlaceHolder; }
    }

    public override string GetPageTemplate(string path)
    {
      return base.GetPageTemplate(path);
    }

    protected override Macros InitializeMacros()
    {
      return MacrosFactory.CreateMacrosInstance(this);
    }

    public override void ProcessItemTemplate(Entry item, Control ContentPlaceHolder)
    {
      base.ProcessItemTemplate(item, ContentPlaceHolder);

      // add the trackback and pingback information
      string metaData = "";

      if (!this.IsAggregatedView)
      {
        if (this.SiteConfig.EnablePingbackService)
        {
          metaData = string.Format("<link ref=\"pingback\" href=\"{0}\">\n", new Uri(new Uri(this.SiteConfig.Root), "pingback.aspx"));
        }

        if (this.SiteConfig.EnableTrackbackService)
        {
          // we need to ensure that the URL we use in the identifier
          // is the same one used by the remote server or they will
          // not post a trackback since dasBlog supports many url
          // formats.
          string link = Request.Url.GetLeftPart(UriPartial.Authority) + Request.RawUrl.ToString();

          metaData += "\n<!--\n<rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\"\nxmlns:dc=\"http://purl.org/dc/elements/1.1/\"\nxmlns:trackback=\"http://madskills.com/public/xml/rss/module/trackback/\">\n";
          metaData += string.Format("<rdf:Description\nrdf:about=\"{0}\"\ndc:identifier=\"{1}\"\ndc:title=\"{2}\"\ntrackback:ping=\"{3}\" />\n</rdf:RDF>\n-->\n\n", link, link, item.Title, SiteUtilities.GetTrackbackUrl(item.EntryId));
        }
      }

      ContentPlaceHolder.Controls.Add(new LiteralControl(metaData));
    }

    public override string GetItemTemplate()
    {
      return base.GetItemTemplate();
    }

    
    protected override EntryCollection LoadEntries()
    {
      if (WeblogEntryId.Length == 0) 
      {
        Response.StatusCode = 404;
        Response.SuppressContent = true;
        Response.End();
        return null; //save us all the time  
      }


      EntryCollection entryCollection = new EntryCollection();
      Entry entry = DataService.GetEntry(WeblogEntryId);
            ILoggingDataService logService = this.LoggingService;
      if (entry != null)
      {
        entryCollection.Add(entry);

        if (NotModified(entryCollection))
        {
          Response.End();
          return null;
        }
      }
      
      return entryCollection;
    }

    #region Web Form Designer generated code
    protected override void OnInit(EventArgs e)
    {
      InitializeComponent();
      base.OnInit(e);
    }

    /// <summary>
    /// Required method for Designer support - do not modify
    /// the contents of this method with the code editor.
    /// </summary>
    private void InitializeComponent()
    {
    }
    #endregion
  }
}