protected override void LoadContent(GraffitiContext graffitiContext)
{
graffitiContext["where"] = "post";
Post post = Post.GetCachedPost(PostId);
if (post.IsDeleted || (!post.IsPublished && GraffitiUsers.Current == null))
{
RedirectTo(new Urls().Home);
}
else if (PostName != null && CategoryName != null && (!Util.AreEqualIgnoreCase(PostName, post.Name) || !Util.AreEqualIgnoreCase(CategoryName, post.Category.LinkName)))
{
RedirectTo(post.Url);
}
else if (Context.Request.Cookies["Graffiti-Post-" + PostId] == null)
{
Post.UpdateViewCount(PostId);
//SPs.UpdatePostView(PostId).Execute();
HttpCookie cookie = new HttpCookie("Graffiti-Post-" + PostId, PostId.ToString());
Context.Response.Cookies.Add(cookie);
}
graffitiContext["title"] = post.Title + " : " + SiteSettings.Get().Title;
graffitiContext["category"] = post.Category;
graffitiContext["post"] = post;
graffitiContext.RegisterOnRequestDelegate("feedback", GetPostFeedback);
graffitiContext.RegisterOnRequestDelegate("comments", GetPostComments);
graffitiContext.RegisterOnRequestDelegate("trackbacks", GetPostTrackbacks);
}
private GraffitiContext(HttpContext context)
{
_context = context;
atc = ToolboxManager.GetApplicationToolbox();
currentContext = this;
}
/// <summary>
/// Renders the contents of a view and a layout into the response stream
/// </summary>
public static void Render(HttpContext httpContext, GraffitiContext graffitiContext, string theme)
{
httpContext.Response.ClearContent();
try
{
graffitiContext["childContent"] = TemplateEngine.Evaluate(LoadFile(theme, graffitiContext.View), graffitiContext);
}
catch (DirectoryNotFoundException exDNF)
{
Log.Error("Site theme error", "The {0} theme seems to be missing. Graffiti CMS can not find a folder for that theme. Error details: {1}", theme, exDNF.Message);
if (httpContext.Request.IsAuthenticated)
httpContext.Response.Write(
string.Format("<h1>The {0} theme seems to be missing</h1><p>Graffiti CMS can not find a folder for that theme. Please check your files or <a href=\"{2}\">select a different theme</a>.</p><p>Error Details: {1}</p>", theme, exDNF.Message, new Urls().Admin));
else
httpContext.Response.Write("<h1>Site Theme Error</h1><p>Please try again later or contact the site administrator.</p>");
return;
}
catch (Exception ex)
{
Log.Error("Site view file rendering error", "The view {0} ({1}) could not be rendered. Error details: {2}", graffitiContext.View, theme, ex.Message);
if (httpContext.Request.IsAuthenticated)
graffitiContext["childContent"] =
string.Format("<p>The view {0} ({2}) could not be rendered</p><p>Error Details: {1}</p>", graffitiContext.View, ex, theme);
else
graffitiContext["childContent"] = "Content could not be rendered";
}
try
{
TemplateEngine.Evaluate(httpContext.Response.Output, LoadFile(theme, graffitiContext.Layout), graffitiContext);
}
catch (Exception ex)
{
Log.Error("Site layout rendering error", "The layout {0} ({1}) could not be rendered. Error details: {2}", graffitiContext.Layout, theme, ex.Message);
if (httpContext.Request.IsAuthenticated)
httpContext.Response.Write(
string.Format("<p>The layout {0} ({2}) could not be rendered</p><p>{1}</p>", graffitiContext.Layout, ex, theme));
else
httpContext.Response.Write("<h1>Site Error</h1><p>Please try again later or contact the site administrator.</p>");
}
}
protected override void LoadContent(GraffitiContext graffitiContext)
{
IsIndexable = false;
graffitiContext["where"] = "category";
Category category = new CategoryController().GetCachedCategory(CategoryID, false);
if(CategoryName != null && !Util.AreEqualIgnoreCase(CategoryName,category.LinkName))
{
RedirectTo(category.Url);
}
graffitiContext["title"] = category.Name + " : " + SiteSettings.Get().Title;
graffitiContext["category"] = category;
graffitiContext.RegisterOnRequestDelegate("posts", GetCategoryPosts);
// GetCategoryPosts needs to be called so the pager works
GetCategoryPosts("posts", graffitiContext);
}
protected virtual object GetCategoryPosts(string key, GraffitiContext graffitiContext)
{
Category category = new CategoryController().GetCachedCategory(CategoryID, false);
int pageSize = SiteSettings.Get().PageSize;
PostCollection pc = ZCache.Get<PostCollection>(string.Format(CacheKey, PageIndex, CategoryID, category.SortOrder, pageSize));
if (pc == null)
{
pc = new PostCollection();
Query q = PostCollection.DefaultQuery(PageIndex, pageSize, category.SortOrder);
if (Category.IncludeChildPosts)
{
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
{
q.AndWhere(Post.Columns.CategoryId, CategoryID);
}
pc.LoadAndCloseReader(q.ExecuteReader());
ZCache.InsertCache(string.Format(CacheKey, PageIndex, CategoryID, category.SortOrder, pageSize), pc, 60);
}
graffitiContext.TotalRecords = category.PostCount;
graffitiContext.PageIndex = PageIndex;
graffitiContext.PageSize = SiteSettings.Get().PageSize;
return pc;
}
public static void Unload()
{
currentContext = null;
}
public static void Unload()
{
currentContext = null;
}
public static GraffitiContext Create(HttpContext context)
{
GraffitiContext gContext = new GraffitiContext(context);
// Allow plugins to modify the GraffitiContext after it is loaded
Graffiti.Core.Events.Instance().ExecuteLoadGraffitiContext(gContext);
return gContext;
}
/// <summary>
/// Overridable in subclasses. Should be used to add custom data to the graffitiContext.
/// </summary>
/// <param name="graffitiContext">The context passed to the view at runtime.</param>
protected virtual void LoadContent(GraffitiContext graffitiContext)
{
}
protected void SetDataTypeHelpers(GraffitiContext graffitiContext)
{
object[] builtInHelpers = new object[]
{
new StaticAccessorHelper<Byte>(),
new StaticAccessorHelper<SByte>(),
new StaticAccessorHelper<Int16>(),
new StaticAccessorHelper<Int32>(),
new StaticAccessorHelper<Int64>(),
new StaticAccessorHelper<UInt16>(),
new StaticAccessorHelper<UInt32>(),
new StaticAccessorHelper<UInt64>(),
new StaticAccessorHelper<Single>(),
new StaticAccessorHelper<Double>(),
new StaticAccessorHelper<Boolean>(),
new StaticAccessorHelper<Char>(),
new StaticAccessorHelper<Decimal>(),
new StaticAccessorHelper<String>(),
new StaticAccessorHelper<Guid>(),
new StaticAccessorHelper<DateTime>()
};
foreach (object helper in builtInHelpers)
{
graffitiContext[helper.GetType().GetGenericArguments()[0].Name] = helper;
}
}
/// <summary>
/// Renders the contents of a view and a layout into the response stream
/// </summary>
public static void Render(HttpContext httpContext, GraffitiContext graffitiContext, string theme)
{
httpContext.Response.ClearContent();
try
{
graffitiContext["childContent"] = TemplateEngine.Evaluate(LoadFile(theme, graffitiContext.View), graffitiContext);
}
catch (DirectoryNotFoundException exDNF)
{
Log.Error("Site theme error",
"The {0} theme seems to be missing. Graffiti CMS can not find a folder for that theme. Error details: {1}",
theme, exDNF.Message);
if (httpContext.Request.IsAuthenticated)
{
httpContext.Response.Write(
string.Format(
"<h1>The {0} theme seems to be missing</h1><p>Graffiti CMS can not find a folder for that theme. Please check your files or <a href=\"{2}\">select a different theme</a>.</p><p>Error Details: {1}</p>",
theme, exDNF.Message, new Urls().Admin));
}
else
{
httpContext.Response.Write(
"<h1>Site Theme Error</h1><p>Please try again later or contact the site administrator.</p>");
}
return;
}
catch (Exception ex)
{
Log.Error("Site view file rendering error", "The view {0} ({1}) could not be rendered. Error details: {2}",
graffitiContext.View, theme, ex.Message);
if (httpContext.Request.IsAuthenticated)
{
graffitiContext["childContent"] =
string.Format("<p>The view {0} ({2}) could not be rendered</p><p>Error Details: {1}</p>", graffitiContext.View, ex,
theme);
}
else
{
graffitiContext["childContent"] = "Content could not be rendered";
}
}
try
{
TemplateEngine.Evaluate(httpContext.Response.Output, LoadFile(theme, graffitiContext.Layout), graffitiContext);
}
catch (Exception ex)
{
Log.Error("Site layout rendering error", "The layout {0} ({1}) could not be rendered. Error details: {2}",
graffitiContext.Layout, theme, ex.Message);
if (httpContext.Request.IsAuthenticated)
{
httpContext.Response.Write(
string.Format("<p>The layout {0} ({2}) could not be rendered</p><p>{1}</p>", graffitiContext.Layout, ex, theme));
}
else
{
httpContext.Response.Write("<h1>Site Error</h1><p>Please try again later or contact the site administrator.</p>");
}
}
}
public static string RenderTemplate(HttpContext httpContext, GraffitiContext graffitiContext, string virtualPath)
{
try
{
return TemplateEngine.Evaluate(LoadFile(httpContext.Server.MapPath(virtualPath)), graffitiContext);
}
catch (Exception ex)
{
if (httpContext.Request.IsAuthenticated)
return string.Format("<p>The view {0} (NOT THEMED) could not be rendered</p><p>{1}</p>", virtualPath, ex);
else
return "Content could not be rendered";
}
}
public static string RenderTemplate(HttpContext httpContext, GraffitiContext graffitiContext, string theme, string file)
{
try
{
return TemplateEngine.Evaluate(LoadFile(theme, file), graffitiContext);
}
catch (Exception ex)
{
if (httpContext.Request.IsAuthenticated)
return string.Format("<p>The view {0} ({2}) could not be rendered</p><p>{1}</p>", file, ex, theme);
else
return "Content could not be rendered";
}
}
protected virtual object NamedViewLoader(string key, GraffitiContext graffitiContext)
{
string the_View_Name = ViewLookUp("." + key + ".view", key + ".view");
return macros.LoadThemeView(the_View_Name);
}
/// <summary>
/// Overridable in subclasses. Should be used to add custom data to the graffitiContext.
/// </summary>
/// <param name="graffitiContext">The context passed to the view at runtime.</param>
protected virtual void LoadContent(GraffitiContext graffitiContext)
{
}
protected virtual object GetPostTrackbacks(string key, GraffitiContext graffitiContext)
{
return new Data().PostTrackbacks(PostId);
}
/// <summary>
/// Executes the LoadGraffitiContext event
/// </summary>
/// <param name="item"></param>
internal void ExecuteLoadGraffitiContext(GraffitiContext context)
{
GraffitiContextEventHandler re = Events[LoadGraffitiContextObject] as GraffitiContextEventHandler;
if (re != null)
{
re(context, EventArgs.Empty);
}
}
protected virtual object NamedViewLoader(string key, GraffitiContext graffitiContext)
{
string the_View_Name = ViewLookUp("." + key + ".view", key + ".view");
return(macros.LoadThemeView(the_View_Name));
}
protected virtual object GetPostTrackbacks(string key, GraffitiContext graffitiContext)
{
return(new Data().PostTrackbacks(PostId));
}
/// <summary>
/// Loads/sets all global default content
/// </summary>
/// <param name="graffitiContext">Current context</param>
/// <param name="view">Name of the view requested</param>
protected virtual void SetContextDefault(GraffitiContext graffitiContext, string view)
{
graffitiContext["request"] = Context.Request;
graffitiContext["response"] = Context.Response;
graffitiContext["url"] = Context.Request.RawUrl.ToLower().Replace(Util.DEFAULT_PAGE_LOWERED, string.Empty);
graffitiContext["pageIndex"] = Int32.Parse(Context.Request.QueryString["p"] ?? "1");
graffitiContext["isUser"] = Context.Request.IsAuthenticated;
graffitiContext["user"] = GraffitiUsers.Current;
graffitiContext["categoryID"] = CategoryID;
graffitiContext["postID"] = PostId;
graffitiContext["tagName"] = TagName;
graffitiContext.Layout = ViewLookUp(".layout.view", "layout.view");
graffitiContext.View = view;
SetDataTypeHelpers(graffitiContext);
graffitiContext.RegisterOnRequestDelegate("header", NamedViewLoader);
graffitiContext.RegisterOnRequestDelegate("navigation", NamedViewLoader);
graffitiContext.RegisterOnRequestDelegate("sidebar", NamedViewLoader);
graffitiContext.RegisterOnRequestDelegate("left-sidebar", NamedViewLoader);
graffitiContext.RegisterOnRequestDelegate("right-sidebar", NamedViewLoader);
graffitiContext.RegisterOnRequestDelegate("footer", NamedViewLoader);
}
