Module: Roda::RodaPlugins::Render::InstanceMethods

Defined in:
lib/roda/plugins/render.rb

Instance Method Summary collapse

Instance Method Details

#render(template, opts = (no_opts = true; optimized_template = _cached_template_method(template); OPTS), &block) ⇒ Object Also known as: render_template

Render the given template. See Render for details.



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# File 'lib/roda/plugins/render.rb', line 608

def render(template, opts = (no_opts = true; optimized_template = _cached_template_method(template); OPTS), &block)
  if optimized_template
    _call_optimized_template_method(optimized_template, OPTS, &block)
  elsif !no_opts && opts.length == 1 && (locals = opts[:locals]) && (optimized_template = _optimized_render_method_for_locals(template, locals))
    _call_optimized_template_method(optimized_template, locals, &block)
  else
    opts = render_template_opts(template, opts)
    retrieve_template(opts).render((opts[:scope]||self), (opts[:locals]||OPTS), &block)
  end
end

#render_opts ⇒ Object

Return the render options for the instance’s class.



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# File 'lib/roda/plugins/render.rb', line 620

def render_opts
  self.class.render_opts
end

#view(template, opts = (yield); OPTS), &block) ⇒ Object

Render the given template. If there is a default layout for the class, take the result of the template rendering and render it inside the layout. Blocks passed to view are passed to render when rendering the template. See Render for details.



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# File 'lib/roda/plugins/render.rb', line 629

def view(template, opts = (content = _optimized_view_content(template) unless defined?(yield); OPTS), &block)
  if content
    # First, check if the optimized layout method has already been created,
    # and use it if so.  This way avoids the extra conditional and local variable
    # assignments in the next section.
    if layout_method = _layout_method
      return _call_optimized_template_method(layout_method, OPTS){content}
    end

    # If we have an optimized template method but no optimized layout method, create the
    # optimized layout method if possible and use it.  If you can't create the optimized
    # layout method, fall through to the slower approach.
    if layout_template = self.class.opts[:render][:optimize_layout]
      retrieve_template(:template=>layout_template, :cache_key=>nil, :template_method_cache_key => :_roda_layout)
      if layout_method = _layout_method
        return _call_optimized_template_method(layout_method, OPTS){content}
      end
    end
  else
    opts = parse_template_opts(template, opts)
    content = opts[:content] || render_template(opts, &block)
  end

  if layout_opts  = view_layout_opts(opts)
    content = render_template(layout_opts){content}
  end

  content
end