public override string ProcessTag(NDjango.Interfaces.IContext context, string content, object[] parms)
{
var htmlHelperOption = context.tryfind("Html");
if (htmlHelperOption == null)
{
return("");
}
var htmlHelper = (HtmlHelper)htmlHelperOption.Value;
var metadata_provider = new DataAnnotationsModelMetadataProvider();
// we should relay here on what was set with the {% model Model:... %} tag in the template
// rather than what was set runtime in the "Model" context variable - they can differ
if (context.ModelType == null)
{
htmlHelper.ViewData.ModelMetadata = null;
}
else
{
var model = Activator.CreateInstance(context.ModelType.Value);
htmlHelper.ViewData.ModelMetadata = metadata_provider.GetMetadataForType(() => model, context.ModelType.Value);
}
var result = ProcessTag(htmlHelper, context, content, parms);
if (result == null)
{
return("");
}
else
{
return(result.ToHtmlString());
}
}
public override string GenerateUrl(string pathTemplate, string[] parameters, NDjango.Interfaces.IContext context)
{
var contextOption = context.tryfind(NDjangoView.aspmvcContextKey);
if (contextOption == null || contextOption.Value == null)
{
throw new ApplicationException("Unable to locate asp mvc request context. Did someone modify djangocontext." + NDjangoView.aspmvcContextKey + "?");
}
RequestContext requestContext = contextOption.Value as RequestContext;
if (parameters.Length > 1)
{
throw new ApplicationException("Only 0 or 1 parameters are supported by the asp.mvc version of the URL tag");
}
else if (parameters.Length == 1)
{
return(new UrlHelper(requestContext).Action(pathTemplate, parameters[0]));
}
else
{
return(new UrlHelper(requestContext).Action(pathTemplate));
}
}