protected void WriteChannel(XmlTextWriter writer, string tag, SiteSettings settings)
{
writer.WriteElementString("title", string.Concat(settings.Title, ": ", tag));
writer.WriteElementString("link", new Urls().Tags + tag.ToLower());
writer.WriteElementString("description", "Posts tagged with " + tag);
writer.WriteElementString("generator", SiteSettings.VersionDescription);
}
protected void WriteItem(XmlTextWriter writer, Post p, SiteSettings settings, string baseUrl)
{
string link = macros.FullUrl(p.Url);
writer.WriteElementString("title", HttpUtility.HtmlDecode(p.Title));
writer.WriteElementString("link", link);
writer.WriteElementString("pubDate", p.Published.AddHours(-1 * settings.TimeZoneOffSet).ToUniversalTime().ToString("r"));
writer.WriteStartElement("guid");
writer.WriteAttributeString("isPermaLink", "true");
writer.WriteString(link);
writer.WriteEndElement();
if (!string.IsNullOrEmpty(p.UserName) && !string.IsNullOrEmpty(p.User.ProperName))
writer.WriteElementString("dc:creator", p.User.ProperName);
if (p.EnableComments)
{
writer.WriteElementString("slash:comments", p.CommentCount.ToString());
}
writer.WriteStartElement("category");
writer.WriteAttributeString("domain", macros.FullUrl(p.Category.Url));
writer.WriteString(p.Category.Name);
writer.WriteEndElement();
writer.WriteElementString("description", Util.FullyQualifyRelativeUrls(p.RenderBody(PostRenderLocation.Feed), baseUrl));
}
protected void WriteChannel(XmlTextWriter writer, Category category, SiteSettings settings)
{
writer.WriteElementString("title", category == null ? settings.Title : string.Concat(settings.Title, ": ", category.Name));
writer.WriteElementString("link", macros.FullUrl(category == null ? new Urls().Home : category.Url));
writer.WriteElementString("description", category == null ? settings.TagLine : Util.Truncate(category.Body, 250));
writer.WriteElementString("generator", SiteSettings.VersionDescription);
writer.WriteElementString("lastBuildDate", lastModified.AddHours(-1 * settings.TimeZoneOffSet).ToUniversalTime().ToString("r"));
}
protected void ValidateAndSetHeaders(PostCollection pc, SiteSettings settings, HttpContext context)
{
if (pc.Count > 0) {
string lastMod = context.Request.Headers["If-Modified-Since"];
if (lastMod != null) {
if (lastMod == pc[0].Published.AddHours(-1 * settings.TimeZoneOffSet).ToUniversalTime().ToString("r")) {
context.Response.StatusCode = 304;
context.Response.Status = "304 Not Modified";
context.Response.End();
}
}
DateTime lastModified = pc[0].Published.AddHours(-1 * settings.TimeZoneOffSet);
context.Response.Clear();
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetLastModified(lastModified);
context.Response.Cache.SetETag(lastModified.ToString());
}
}
public bool editPost(string postid, string username, string password, Post post, bool publish)
{
if (ValidateUser(username, password))
{
Core.Post wp = new Core.Post(postid);
IGraffitiUser user = GraffitiUsers.Current;
if (post.categories != null && post.categories.Length > 0)
{
wp.CategoryId = AddOrFetchCategory(post.categories[0], user).Id;
}
wp.Name = post.wp_slug ?? wp.Name;
if (!string.IsNullOrEmpty(post.mt_text_more))
{
wp.ExtendedBody = post.mt_text_more;
}
else
{
wp.ExtendedBody = null;
}
wp.PostBody = post.description;
wp.Title = post.title;
wp.PostStatus = (publish ? PostStatus.Publish : PostStatus.Draft);
wp.IsPublished = publish;
wp.TagList = post.GetTagList() ?? wp.TagList;
try
{
if (post.dateCreated != DateTime.MinValue)
{
DateTime dtUTC = post.dateCreated;
DateTime dtLocal = dtUTC.ToLocalTime();
wp.Published = dtLocal.AddHours(SiteSettings.Get().TimeZoneOffSet);
//wp.Published = post.dateCreated;
}
}
catch
{
}
try
{
PostRevisionManager.CommitPost(wp, user, SiteSettings.Get().FeaturedId == wp.Id, wp.Category.FeaturedId == wp.Id);
return(true);
}
catch (Exception ex)
{
if (ex.Message.IndexOf("UNIQUE") > -1)
{
throw new XmlRpcFaultException(2,
"Sorry, but the name of this post is not unqiue and the post was not saved");
}
else
{
Log.Error("MetaBlog Error", "An error occored editing the post {0}. Exception: {1} Stack: {2}", post.postid,
ex.Message, ex.StackTrace);
throw;
}
}
}
throw new XmlRpcFaultException(0, "User does not exist");
}
public string newPost(string blogid, string username, string password, Post post, bool publish)
{
if (ValidateUser(username, password))
{
IGraffitiUser user = GraffitiUsers.Current;
Core.Post postToAdd = new Core.Post();
postToAdd.ContentType = "text/html";
postToAdd.PostStatus = (publish ? PostStatus.Publish : PostStatus.Draft);
postToAdd.IsPublished = publish;
postToAdd.PostBody = post.description;
postToAdd.Title = post.title;
postToAdd.TagList = post.GetTagList();
postToAdd.UserName = username;
postToAdd.EnableComments = CommentSettings.Get().EnableCommentsDefault;
if (post.categories != null && post.categories.Length > 0)
{
postToAdd.CategoryId = AddOrFetchCategory(post.categories[0], user).Id;
}
else
{
postToAdd.CategoryId = CategoryController.UnCategorizedId;
}
postToAdd.Name = post.GetSlug();
if (!string.IsNullOrEmpty(post.mt_text_more))
{
postToAdd.ExtendedBody = post.mt_text_more;
}
// Get UserTime safely (some clients pass in a DateTime that is not valid)
try
{
if (post.dateCreated != DateTime.MinValue)
{
DateTime dtUTC = post.dateCreated;
DateTime dtLocal = dtUTC.ToLocalTime();
postToAdd.Published = dtLocal.AddHours(SiteSettings.Get().TimeZoneOffSet);
}
}
catch
{
postToAdd.Published = DateTime.Now.AddHours(SiteSettings.Get().TimeZoneOffSet);
}
if (postToAdd.Published <= new DateTime(2000, 1, 1))
{
postToAdd.Published = DateTime.Now.AddHours(SiteSettings.Get().TimeZoneOffSet);
}
try
{
return(PostRevisionManager.CommitPost(postToAdd, user, false, false).ToString());
}
catch (Exception ex)
{
if (ex.Message.IndexOf("UNIQUE") > -1)
{
throw new XmlRpcFaultException(2, "Duplicate Post Name");
}
else
{
Log.Error("MetaBlog Error", "An error occored editing the post {0}. Exception: {1} Stack: {2}", post.postid,
ex.Message, ex.StackTrace);
throw;
}
}
}
throw new XmlRpcFaultException(0, "User does not exist");
}
protected override void OnLoad(EventArgs e)
{
Initialize();
SiteSettings settings = SiteSettings.Get();
string baseUrl = SiteSettings.BaseUrl;
if (string.IsNullOrEmpty(TagName))
{
Category category = null;
if (CategoryID > -1)
{
category = new CategoryController().GetCachedCategory(CategoryID, false);
}
if (category == null)
{
if (!string.IsNullOrEmpty(settings.ExternalFeedUrl) &&
Request.UserAgent.IndexOf("FeedBurner", StringComparison.InvariantCultureIgnoreCase) == -1)
{
Context.Response.RedirectLocation = settings.ExternalFeedUrl;
Context.Response.StatusCode = 301;
Context.Response.End();
}
}
else if (!string.IsNullOrEmpty(category.FeedUrlOverride) &&
Request.UserAgent.IndexOf("FeedBurner", StringComparison.InvariantCultureIgnoreCase) == -1)
{
Context.Response.RedirectLocation = category.FeedUrlOverride;
Context.Response.StatusCode = 301;
Context.Response.End();
}
else if (CategoryName != null && !Util.AreEqualIgnoreCase(CategoryName, category.LinkName))
{
Context.Response.RedirectLocation = new Uri(Context.Request.Url, category.Url).ToString();
Context.Response.StatusCode = 301;
Context.Response.End();
}
string cacheKey = CategoryID > -1
? "Posts-Index-" + Util.PageSize + "-" + CategoryID.ToString()
: string.Format("Posts-Categories-P:{0}-C:{1}-T:{2}-PS:{3}", 1, CategoryID,
SortOrderType.Descending, Util.PageSize);
PostCollection pc = ZCache.Get <PostCollection>(cacheKey);
if (pc == null)
{
Query q = PostCollection.DefaultQuery();
q.Top = Util.PageSize.ToString();
if (SiteSettings.Get().IncludeChildPosts&& macros.IsNotNull(category))
{
if (category.ParentId > 0)
{
q.AndWhere(Post.Columns.CategoryId, CategoryID);
}
else
{
List <int> ids = new List <int>(category.Children.Count + 1);
foreach (Category child in category.Children)
{
ids.Add(child.Id);
}
ids.Add(category.Id);
q.AndInWhere(Post.Columns.CategoryId, ids.ToArray());
}
}
else
{
if (CategoryID > 0)
{
q.AndWhere(Post.Columns.CategoryId, CategoryID);
}
}
pc = new PostCollection();
pc.LoadAndCloseReader(q.ExecuteReader());
PostCollection permissionsFiltered = new PostCollection();
permissionsFiltered.AddRange(pc);
foreach (Post p in pc)
{
if (!RolePermissionManager.GetPermissions(p.CategoryId, GraffitiUsers.Current).Read)
{
permissionsFiltered.Remove(p);
}
}
ZCache.InsertCache(cacheKey, permissionsFiltered, 90);
pc = permissionsFiltered;
}
ValidateAndSetHeaders(pc, settings, Context);
StringWriter sw = new StringWriter();
sw.WriteLine("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
XmlTextWriter writer = new XmlTextWriter(sw);
writer.WriteStartElement("rss");
writer.WriteAttributeString("version", "2.0");
writer.WriteAttributeString("xmlns:dc", "http://purl.org/dc/elements/1.1/");
writer.WriteAttributeString("xmlns:slash", "http://purl.org/rss/1.0/modules/slash/");
// Allow plugins to add additional xml namespaces
Core.Events.Instance().ExecuteRssNamespace(writer);
writer.WriteStartElement("channel");
WriteChannel(writer, category, settings);
// Allow plugins to add additional xml to the <channel>
Core.Events.Instance().ExecuteRssChannel(writer);
foreach (Post p in pc)
{
writer.WriteStartElement("item");
WriteItem(writer, p, settings, baseUrl);
// Allow plugins to add additional xml to the <item>
Core.Events.Instance().ExecuteRssItem(writer, p);
writer.WriteEndElement(); // End Item
}
writer.WriteEndElement(); // End Channel
writer.WriteEndElement(); // End Document
// save XML into response
Context.Response.ContentEncoding = System.Text.Encoding.UTF8;
Context.Response.ContentType = "application/rss+xml";
Context.Response.Write(sw.ToString());
}
else
{
PostCollection pc = GetTaggedPosts(TagName);
ValidateAndSetHeaders(pc, settings, Context);
StringWriter sw = new StringWriter();
sw.WriteLine("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
XmlTextWriter writer = new XmlTextWriter(sw);
writer.WriteStartElement("rss");
writer.WriteAttributeString("version", "2.0");
writer.WriteAttributeString("xmlns:dc", "http://purl.org/dc/elements/1.1/");
writer.WriteAttributeString("xmlns:slash", "http://purl.org/rss/1.0/modules/slash/");
Core.Events.Instance().ExecuteRssNamespace(writer);
writer.WriteStartElement("channel");
WriteChannel(writer, TagName, settings);
// Allow plugins to add additional xml to the <channel>
Core.Events.Instance().ExecuteRssChannel(writer);
foreach (Post p in pc)
{
writer.WriteStartElement("item");
WriteItem(writer, p, settings, baseUrl);
Core.Events.Instance().ExecuteRssItem(writer, p);
writer.WriteEndElement(); // End Item
}
writer.WriteEndElement(); // End Channel
writer.WriteEndElement(); // End Document
Context.Response.ContentEncoding = Encoding.UTF8;
Context.Response.ContentType = "application/rss+xml";
Context.Response.Write(sw.ToString());
}
}
