CopyItemEngine ITemplateEngine.GetCopyItemEngine(TemplateContentItem contentItem)
{
Initialise();
// Try to find a master.
var state = _state;
MasterTemplateContentItem masterContentItem = null;
if (contentItem.VerticalId != null)
{
masterContentItem = (from m in state.MasterContentItems
where m.Name == contentItem.Master &&
m.VerticalId == contentItem.VerticalId
select m).SingleOrDefault();
}
if (masterContentItem == null)
{
// Try to use the default.
masterContentItem = (from m in state.MasterContentItems
where m.Name == contentItem.Master &&
m.VerticalId == null
select m).SingleOrDefault();
}
// Create an engine specifically for this template.
var mergedContentItem = masterContentItem == null
? contentItem
: CreateTemplateContentItem(contentItem, contentItem.VerticalId, masterContentItem);
return(CreateCopyItemEngine(contentItem.VerticalId, mergedContentItem));
}
private static TemplateContentItem CreateTemplateContentItem(TemplateBaseContentItem contentItem, Guid?verticalId, TemplateBaseContentItem masterContentItem)
{
var newContentItem = new TemplateContentItem
{
Id = contentItem.Id,
Name = contentItem.Name,
VerticalId = verticalId,
Subject = contentItem.Subject,
};
newContentItem.Views = contentItem.Views.Select(viewContentItem => CreateViewContentItem(viewContentItem, masterContentItem)).ToList();
return(newContentItem);
}
private void Add(Engines engines, TemplateContentItem contentItem)
{
// Look for the engine.
var engine = engines[contentItem.Name];
if (engine == null)
{
engine = new Engine();
engines.Add(contentItem.Name, engine);
}
engine.CopyItemEngines.Add(contentItem.VerticalId, CreateCopyItemEngine(contentItem));
}
private CopyItemEngine CreateCopyItemEngine(Guid?verticalId, TemplateContentItem contentItem)
{
// Create a text engine for this copy.
var textTemplateEngine = CreateTextTemplateEngine(verticalId, contentItem);
// Create the engine.
var engine = new CopyItemEngine(textTemplateEngine);
foreach (var viewContentItem in contentItem.Views)
{
engine.ViewEngines.Add(viewContentItem.MimeType, CreateViewEngine(verticalId, viewContentItem));
}
return(engine);
}
CopyItemEngine ITemplateEngine.GetCopyItemEngine(TemplateContentItem templateContentItem)
{
return(_firstTemplateEngine.GetCopyItemEngine(templateContentItem));
}
protected abstract ITextTemplateEngine CreateTextTemplateEngine(Guid?verticalId, TemplateContentItem contentItem);
private CopyItemEngine CreateCopyItemEngine(TemplateContentItem contentItem)
{
return(CreateCopyItemEngine(contentItem.VerticalId, contentItem));
}
private static void MergeDefaultContentItem(ICollection <TemplateContentItem> mergedContentItems, TemplateContentItem contentItem, IEnumerable <TemplateContentItem> contentItems, IEnumerable <MasterTemplateContentItem> masterContentItems)
{
var masters = from m in masterContentItems
where m.Name == contentItem.Master && m.VerticalId != null
select m;
foreach (var masterContentItem in masters)
{
var verticalSpecificContentItem = from c in contentItems
where c.Name == contentItem.Name &&
c.Master == contentItem.Master &&
c.VerticalId == masterContentItem.VerticalId
select c;
if (!verticalSpecificContentItem.Any())
{
mergedContentItems.Add(CreateTemplateContentItem(contentItem, masterContentItem.VerticalId, masterContentItem));
}
}
}
private static void MergeTemplateContentItems(ICollection <TemplateContentItem> mergedContentItems, TemplateContentItem contentItem, IEnumerable <TemplateContentItem> contentItems, IEnumerable <MasterTemplateContentItem> masterContentItems)
{
// If there is no master then simply return it.
if (string.IsNullOrEmpty(contentItem.Master))
{
mergedContentItems.Add(contentItem);
return;
}
// Find its master.
var masterContentItem = (from m in masterContentItems
where m.Name == contentItem.Master && m.VerticalId == contentItem.VerticalId
select m).SingleOrDefault()
??
(from m in masterContentItems
where m.Name == contentItem.Master && m.VerticalId == null
select m).SingleOrDefault();
// Merge.
if (masterContentItem == null)
{
mergedContentItems.Add(contentItem);
}
else
{
mergedContentItems.Add(CreateTemplateContentItem(contentItem, contentItem.VerticalId, masterContentItem));
}
// If there are vertical specific masters for this content, but there is no specific content then use the default, ie this content.
if (contentItem.VerticalId == null)
{
MergeDefaultContentItem(mergedContentItems, contentItem, contentItems, masterContentItems);
}
}