Class: ActionView::Helpers::FormBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/nested_fields_rails/form_builder.rb

Instance Method Summary collapse

Instance Method Details

#default_fields_for_nested_model ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 45

alias default_fields_for_nested_model fields_for_nested_model

#fields_for_nested_model(name, object, options, block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 46

def fields_for_nested_model(name, object, options, block)
  tag = options[:element_wrapper] || (options[:wrapper] && options[:wrapper].to_sym == :table ? :tr : nil) || :div
  html_attributes = {
    :class => 'fields', 
    'data-object-id' => options[:child_index] || object.object_id, 
    :style => object._destroy ? 'display: none;' : ''
  }
  @template.content_tag(tag, default_fields_for_nested_model(name, object, options, block), html_attributes)
end

#index_nested_fields(attribute_name) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 26

def index_nested_fields(attribute_name)
  hidden_field attribute_name, :class => 'index'
end

#link_to_add_nested_fields(*args, &block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 4

def link_to_add_nested_fields(*args, &block)
  options = args.extract_options!.symbolize_keys
  association = args.pop
  options[:class] = [options[:class], 'add-nested-fields'].compact.join(' ')
  options['data-association'] = association
  args << (options.delete(:href) || 'javascript:void(0)')
  args << options
  @template.link_to(*args, &block)
end

#link_to_down_nested_fields(*args, &block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 22

def link_to_down_nested_fields(*args, &block)
  link_to_action_nested_fields(:down, *args, &block)
end

#link_to_remove_nested_fields(*args, &block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 14

def link_to_remove_nested_fields(*args, &block)
  (hidden_field(:_destroy, :class => 'destroy') << link_to_action_nested_fields(:remove, *args, &block)).html_safe
end

#link_to_up_nested_fields(*args, &block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 18

def link_to_up_nested_fields(*args, &block)
  link_to_action_nested_fields(:up, *args, &block)
end

#nested_fields_for(association_name, record_object = nil, fields_options = {}, &block) ⇒ Object 



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# File 'lib/nested_fields_rails/form_builder.rb', line 30

def nested_fields_for(association_name, record_object = nil, fields_options = {}, &block)
  collection_wrapper = fields_options[:collection_wrapper] || (fields_options[:wrapper] && fields_options[:wrapper].to_sym == :table ? :tbody : nil) || :div
  element_wrapper = fields_options[:element_wrapper] || (fields_options[:wrapper] && fields_options[:wrapper].to_sym == :table ? :tr : nil) || :div

  fields_block = block || Proc.new { |fields| @template.render(:partial => "#{association_name.to_s.singularize}_fields", :locals => {:f => fields}) }
  fields = @template.content_tag(collection_wrapper, fields_for(association_name, record_object, fields_options, &fields_block), :id => association_name, :class => 'nested-fields')

  model_object = object.class.reflect_on_association(association_name).klass.new
  template = fields_for(association_name, model_object, :element_wrapper => element_wrapper, :child_index => "new_#{association_name}", &fields_block)
  template_options = {:id => "#{association_name}_fields_template", :type => 'text/x-jquery-tmpl'}
  fields_template = @template.content_tag(:script, template, template_options)

  fields + fields_template
end