obsolete.ChilliProject/lib/tabular_form_builder.rb

require 'action_view/helpers/form_helper'

class TabularFormBuilder < ActionView::Helpers::FormBuilder
  include Redmine::I18n
  
  def initialize(object_name, object, template, options, proc)
    set_language_if_valid options.delete(:lang)
    super
  end      
      
  (field_helpers - %w(radio_button hidden_field fields_for) + %w(date_select)).each do |selector|
    src = <<-END_SRC
    def #{selector}(field, options = {}) 
      label_for_field(field, options) + super
    end
    END_SRC
    class_eval src, __FILE__, __LINE__
  end
  
  def select(field, choices, options = {}, html_options = {}) 
    label_for_field(field, options) + super
  end
  
  # Returns a label tag for the given field
  def label_for_field(field, options = {})
      return '' if options.delete(:no_label)
      text = options[:label].is_a?(Symbol) ? l(options[:label]) : options[:label]
      text ||= l(("field_" + field.to_s.gsub(/\_id$/, "")).to_sym)
      text += @template.content_tag("span", " *", :class => "required") if options.delete(:required)
      @template.content_tag("label", text, 
                                     :class => (@object && @object.errors[field] ? "error" : nil), 
                                     :for => (@object_name.to_s + "_" + field.to_s))
  end
end