Class: Odin::Forms::Renderer

Inherits:
Object
  • Object
show all
Defined in:
lib/odin/forms/renderer.rb

Overview

Renders a parsed OdinForm into a complete, accessible HTML string.

Instance Method Summary collapse

Instance Method Details

#render(form, data = nil, options = nil) ⇒ Object 



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# File 'lib/odin/forms/renderer.rb', line 11

def render(form, data = nil, options = nil)
  title = (form.metadata[:title] && !form.metadata[:title].empty? ? form.metadata[:title] : "ODIN Form")
  class_name = options && options[:className] ? " #{options[:className]}" : ""
  unit = (form.page_defaults && form.page_defaults[:unit]) || "inch"

  plan = build_render_plan(form, data)
  total_pages = plan.length
  page_w = Units.to_pixels((form.page_defaults && form.page_defaults[:width]) || 8.5, unit)
  page_h = Units.to_pixels((form.page_defaults && form.page_defaults[:height]) || 11, unit)

  parts = []
  parts << %(<form role="form" aria-label="#{escape_attr(title)}" class="odin-form#{class_name}">)
  parts << Accessibility.skip_link_html(title)
  parts << "<style>#{Css.generate_form_css}\n#{Css.generate_print_css}</style>"

  plan.each_with_index do |planned, i|
    ctx = {
      page_number: i + 1,
      total_pages: total_pages,
      unit: unit,
      data: data,
      page_width_px: page_w,
      page_height_px: page_h,
    }
    parts << render_planned_page(planned, ctx)
  end

  parts << "</form>"
  parts.join
end