public static void RenderTemplateWithContentToBlob(CloudBlob template, CloudBlob renderTarget, InformationSource setAsDefaultSource = null)
{
InformationSourceCollection sources = renderTarget.GetBlobInformationSources();
if(sources == null)
{
sources = CreateDefaultSources(template);
}
if (setAsDefaultSource != null)
{
sources.SetDefaultSource(setAsDefaultSource);
}
string templateContent = template.DownloadText();
List<ContentItem> existingRoots = GetExistingRoots(sources);
string renderResult = RenderTemplateWithContentRoots(templateContent, existingRoots);
bool rerenderRequired = UpdateMismatchedRootsToSources(sources, existingRoots, renderTarget);
renderTarget.SetBlobInformationSources(sources);
renderTarget.UploadBlobText(renderResult, StorageSupport.InformationType_RenderedWebPage);
if(rerenderRequired)
{
RenderTemplateWithContentToBlob(template, renderTarget);
} else
{
sources.SubscribeTargetToSourceChanges(renderTarget);
}
}
public static void RefreshContent(CloudBlob webPageBlob, bool skipIfSourcesIntact = false)
{
InformationSourceCollection sources = webPageBlob.GetBlobInformationSources();
if(sources == null)
throw new InvalidDataException("Web page to refresh is missing information sources: " + webPageBlob.Name);
if(skipIfSourcesIntact)
{
bool sourcesIntact = sources.HasAnySourceChanged() == false;
if (sourcesIntact)
return;
}
InformationSource templateSource = sources.CollectionContent.First(src => src.IsWebTemplateSource);
if(templateSource == null)
throw new InvalidDataException("Web page to refresh is missing template source: " + webPageBlob.Name);
CloudBlob templateBlob =
StorageSupport.CurrActiveContainer.GetBlockBlobReference(templateSource.SourceLocation);
RenderTemplateWithContentToBlob(templateBlob, webPageBlob);
}
