private static string RenderPage(ApplicationDbContext context,
Dictionary <string, RazorEngineCompiledTemplate <IncludeTemplateBase> > compiledIncludes, List <string> assemblies, Page page)
{
IncludeRazorEngine engine = new IncludeRazorEngine(assemblies);
RazorEngine razorEngine = new RazorEngine();
RazorEngineCompiledTemplate <IncludeTemplateBase> compiledTemplate =
razorEngine.Compile <IncludeTemplateBase>(page.HtmlContents, engine.GetOptionsBuilder);
RenderedTemplate renderedTemplate = engine.Render(compiledTemplate, compiledIncludes, new { });
// Remove any inline script elements and store them separately
List <string> inlineScripts = new List <string>();
XmlDocument doc = new XmlDocument();
// Wrap the page in a PageContainer so that including text outside of any element doesn't throw an error
doc.AppendChild(doc.CreateElement("PageContainer"));
doc.GetElementsByTagName("PageContainer")[0].InnerXml = renderedTemplate.HtmlContents;
while (doc.GetElementsByTagName("script").Count > 0)
{
var node = doc.GetElementsByTagName("script")[0];
inlineScripts.Add(node.InnerText);
node.ParentNode.RemoveChild(node);
}
renderedTemplate.HtmlContents = doc.GetElementsByTagName("PageContainer")[0].InnerXml;
renderedTemplate.InnerJsContents =
inlineScripts.Aggregate(string.Empty, (current, script) => current + "\n" + script);
return(renderedTemplate.Layout is null ? renderedTemplate.HtmlContents : AddLayoutToPage(context, renderedTemplate, assemblies, page));
}
private static string AddLayoutToPage(ApplicationDbContext context, RenderedTemplate renderedTemplate, List <string> assemblies, Page page)
{
IncludeRazorEngine engine = new IncludeRazorEngine(assemblies);
RazorEngine razorEngine = new RazorEngine();
RazorEngineCompiledTemplate <LayoutTemplateBase> compiledLayout =
razorEngine.Compile <LayoutTemplateBase>(context.Layouts.Find(renderedTemplate.Layout).Contents,
engine.GetOptionsBuilder);
string renderCss = page.CssContents;
string renderJs = page.JsContents;
foreach (var component in renderedTemplate.ComponentDependencies.Distinct().Select(componentDependency =>
context.Components.Find(componentDependency)))
{
renderCss += "\n" + component.CssContents;
renderJs += "\n" + component.JsContents;
}
return(engine.RenderLayout(compiledLayout, new
{
RenderBody = renderedTemplate.HtmlContents,
RenderCss = renderCss,
// InnerJsContents already has a \n at the beginning of it
RenderJs = renderJs + renderedTemplate.InnerJsContents,
ViewData = renderedTemplate.ViewData
}));
}
public static void CompileAndStore(ApplicationDbContext context)
{
// Get assemblies
List <string> assemblies = context.Configuration.Find("assemblies").Contents.Split("\n").ToList();
IncludeRazorEngine engine = new IncludeRazorEngine(assemblies);
Dictionary <string, RazorEngineCompiledTemplate <IncludeTemplateBase> > includes =
engine.GetCompiledIncludes(context.Components.ToDictionary(component => component.Title,
component => component.HtmlContents));
Dictionary <string, string> renderedPages =
context.Pages.ToDictionary(page => page.Title, page => RenderPage(context, includes, assemblies, page));
// Delete all previously compiled pages
context.CompiledPages.RemoveRange(context.CompiledPages);
foreach (KeyValuePair <string, string> renderedPage in renderedPages)
{
context.CompiledPages.Add(new CompiledPage
{
Title = renderedPage.Key,
Contents = renderedPage.Value
});
}
context.SaveChanges();
}
