public override Task GetContentItemAspectAsync(ContentItemAspectContext context, AttachContentPart part)
{
return(context.ForAsync <BodyAspect>(async bodyAspect =>
{
if (_bodyAspect != null)
{
bodyAspect.Body = _bodyAspect;
return;
}
try
{
var contentTypeDefinition = _contentDefinitionManager.GetTypeDefinition(part.ContentItem.ContentType);
var contentTypePartDefinition = contentTypeDefinition.Parts.FirstOrDefault(x => String.Equals(x.PartDefinition.Name, "MarkdownBodyPart"));
var settings = contentTypePartDefinition.GetSettings <MarkdownBodyPartSettings>();
// The default Markdown option is to entity escape html
// so filters must be run after the markdown has been processed.
var html = _markdownService.ToHtml(part.AttachContent);
// The liquid rendering is for backwards compatability and can be removed in a future version.
if (!settings.SanitizeHtml)
{
var model = new AttachContentPartViewModel()
{
AttachContentPart = part,
ContentItem = part.ContentItem
};
html = await _liquidTemplateManager.RenderStringAsync(html, _htmlEncoder, model,
new Dictionary <string, FluidValue>()
{
["ContentItem"] = new ObjectValue(model.ContentItem)
});
}
html = await _shortcodeService.ProcessAsync(html,
new Context
{
["ContentItem"] = part.ContentItem,
["TypePartDefinition"] = contentTypePartDefinition
});
if (settings.SanitizeHtml)
{
html = _htmlSanitizerService.Sanitize(html);
}
bodyAspect.Body = _bodyAspect = new HtmlString(html);
}
catch
{
bodyAspect.Body = HtmlString.Empty;
}
}));
}
private void BuildViewModel(AttachContentPartViewModel model, AttachContentPart part)
{
var settings = GetAttachContentPartSettings(part);
model.ContentItem = part.ContentItem;
model.ShortName = settings.ShortName;
model.HideContent = part.HideContent;
model.AttachContent = part.AttachContent;
model.AttachContentPart = part;
model.Settings = settings;
}
public override async Task <IDisplayResult> UpdateAsync(AttachContentPart model, IUpdateModel updater)
{
var viewModel = new AttachContentPartViewModel();
if (await updater.TryUpdateModelAsync(viewModel, Prefix, t => t.HideContent, t => t.AttachContent))
{
if (!string.IsNullOrEmpty(viewModel.AttachContent) && !_liquidTemplatemanager.Validate(viewModel.AttachContent, out var errors))
{
updater.ModelState.AddModelError(Prefix, nameof(viewModel.AttachContent), S["The Liquid Body doesn't contain a valid Liquid expression. Details: {0}", string.Join(" ", errors)]);
}
else
{
model.AttachContent = viewModel.AttachContent;
}
model.HideContent = viewModel.HideContent;
}
return(Edit(model));
}
