Module: Dunlop::InterpretedTextHelper

Included in:
ApplicationHelper
Defined in:
app/helpers/dunlop/interpreted_text_helper.rb

Instance Method Summary collapse

Instance Method Details

#interpreted_text(text, options = {}) ⇒ Object

taken from the g2l manual text helper



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# File 'app/helpers/dunlop/interpreted_text_helper.rb', line 3

def interpreted_text(text, options={})

  # internal references to other translation strings:
  #   ${models.plural.workflow_instance}
  # gets replaced by the value of the actual model
  text.scan(/\${[\w\.\/\-]+}/).each do |t_ref|
    if t_ref == '${application.name}'
      text.sub! t_ref, application_name
    else
      t_path = t_ref[2..-2]
      t_path.prepend 'activerecord.' if t_path.starts_with?('models.') or t_path.starts_with?('attributes.')
      t_path.prepend 'activerecord.state_machines.' if t_path.starts_with?('states.') # state_machine to simple notation
      text.sub! t_ref, t(t_path)
    end
  end

  # Use shorthand notation for images:
  #   $i{iom-capacity}        => image_tag("manual/iom-capacity.png")
  #   $i{image1|right;300px}  => <div style="float:right;width:300px">#{image_tag("manual/image1.png")}</div>
  #   $i{image2|200px}        => <div style="width:200px;display:inline-block">#{image_tag("manual/image2.png")}</div>
  text.scan(/\$i{[\w\/\.\-;0-9|]+}/).each do |image_ref|
    image_name, style_spec = image_ref[3..-2].split('|')
    image_name.prepend "manual/"
    image_name << ".png"
    image_html = image_tag(image_name)
    if style_spec.present?
      style_spec.gsub!(/(left|right)/, 'float:\1')
      style_spec.gsub!(/(\d+px)/, 'width:\1')
      style_spec += ";display:inline-block" unless style_spec =~ /float/
      image_html = "<div class='manual-image' style='#{style_spec}'>#{image_html}</div>"
    end
    text.sub! image_ref, image_html
  end
  text.html_safe
end

#interpreted_translation(path, options = {}) ⇒ Object 



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# File 'app/helpers/dunlop/interpreted_text_helper.rb', line 39

def interpreted_translation(path, options={})
  options[:default] ||= "missing manual entry #{path} for locale #{I18n.locale}"
  text = t(path, options)
  interpreted_text(text, options)
end