// TODO May want to make a version of this virtual
private void ApplyMaster()
{
if (!this.IsMasterTemplate)
{
return;
}
var masterInfo = this.TemplateContext.MasterInfo;
var placeholderContent = masterInfo.PlaceholderContent;
var mergeAttributes = masterInfo.LayoutElement;
var master = this;
// TODO If template isnt IHxlDocumentAccessor, then this is an error
var access = ((IHxlDocumentAccessor)master);
// The document element is c:root, so we need to find the element being
// actually rendered
// TODO What if c:root has c:text or multiple ? (rare)
var de = access.Document.DocumentElement;
de = de.ChildNodes.OfType <DomElement>().First();
HxlPlaceholderContentProvider.MergeAttributes(mergeAttributes, de);
de.Attribute("data-layout", masterInfo.LayoutName);
// If master has no doctype, then copy doctype from child
if (access.Document.ChildNodes.All(t => t.NodeType != DomNodeType.DocumentType))
{
var dt = mergeAttributes.ChildNodes.OfType <DomDocumentType>().FirstOrDefault();
if (dt != null)
{
access.Document.ChildNodes.Insert(0, dt);
}
}
// Merge the head element if present
var myHead = de.Element("head");
if (myHead != null && masterInfo.HeadElement != null)
{
// TODO Array copy is wasteful (performance)
foreach (var m in masterInfo.HeadElement.ChildNodes.ToArray())
{
// TODO XMLNS might not be correct (rare)
if (m.HasAttributes && (m.HasAttribute("hxl:placeholder") ||
m.HasAttribute("hxl:placeholdertarget")))
{
continue;
}
myHead.Append(m);
}
}
}
protected override void Render()
{
// Capture placeholder content
var placeholderContent = HxlPlaceholderContentProvider.FromElement(Element);
HxlMasterInfo masterInfo = new HxlMasterInfo(placeholderContent, null, this.Element, _layoutName);
var output = this.Output;
HxlTemplateContext context = this.TemplateContext;
var master = LoadMaster(context.TemplateFactory, _ignoreErrors, _layoutName);
var childContext = context.CreateChildContext(master);
childContext.SetMasterInfo(masterInfo);
master.Transform(output, childContext);
}
protected override void Render()
{
// Only render the content placeholders
var placeholderContent = HxlPlaceholderContentProvider.FromElement(Element);
var masterInfo = new HxlMasterInfo(placeholderContent, null, Element, _layout);
masterInfo.InSpa = true;
var master = LayoutTemplate.LoadMaster(TemplateContext.TemplateFactory, false, _layout);
var tc = TemplateContext.CreateChildContext(master);
tc.SetMasterInfo(masterInfo);
master.Transform(TextWriter.Null, tc);
// TODO Could have multiple items scheduled
// TODO Skip over single-page elements that were disabled
// TODO Output correct spa locations
// If Output is null writer, then we're nested
if (ReferenceEquals(Output, TextWriter.Null))
{
return;
}
Output.WriteLine("{ ");
object versionString = "1";
Output.WriteLine(string.Format("\"version\": \"{0}\", ", versionString));
Output.WriteLine("\"fragments\": [");
bool comma = false;
foreach (StringWriter b in TemplateContext.EndBufferContent("spaFragments"))
{
if (comma)
{
Output.Write(",");
}
Output.WriteLine(b);
comma = true;
}
Output.WriteLine("] }");
}