Class: ActiveAdmin::FormBuilder

Inherits:
Formtastic::FormBuilder
  • Object
show all
Defined in:
lib/active_admin/form_builder.rb

Direct Known Subclasses

FilterFormBuilder

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ FormBuilder

Returns a new instance of FormBuilder.



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# File 'lib/active_admin/form_builder.rb', line 6

def initialize(*args)
  @form_buffers = ["".html_safe]
  super
end

Instance Attribute Details

#form_buffers ⇒ Object (readonly)

Returns the value of attribute form_buffers.



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

def form_buffers
  @form_buffers
end

Instance Method Details

#active_admin_input_class_name(as) ⇒ Object (protected) 



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# File 'lib/active_admin/form_builder.rb', line 91

def active_admin_input_class_name(as)
  "ActiveAdmin::Inputs::#{as.to_s.camelize}Input"
end

#buttons(*args, &block) ⇒ Object

The buttons method always needs to be wrapped in a new buffer



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# File 'lib/active_admin/form_builder.rb', line 28

def buttons(*args, &block)
  content = with_new_form_buffer do
    block_given? ? super : super { commit_button_with_cancel_link }
  end
  form_buffers.last << content.html_safe
end

#cancel_link(url = nil, html_options = {}, li_attributes = {}) ⇒ Object 



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# File 'lib/active_admin/form_builder.rb', line 40

def cancel_link(url = nil, html_options = {}, li_attributes = {})
  li_attributes[:class] ||= "cancel"
  url ||= {:action => "index"}
  template.content_tag(:li, (template.link_to I18n.t('active_admin.cancel'), url, html_options), li_attributes)
end

#commit_button(*args) ⇒ Object 



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# File 'lib/active_admin/form_builder.rb', line 35

def commit_button(*args)
  content = with_new_form_buffer{ super }
  form_buffers.last << content.html_safe
end

#commit_button_with_cancel_link ⇒ Object 



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

def commit_button_with_cancel_link
  content = commit_button
  content << cancel_link
end

#has_many(association, options = {}, &block) ⇒ Object 



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# File 'lib/active_admin/form_builder.rb', line 51

def has_many(association, options = {}, &block)
  options = { :for => association }.merge(options)
  options[:class] ||= ""
  options[:class] << "inputs has_many_fields"

  # Add Delete Links
  form_block = proc do |has_many_form|
    block.call(has_many_form) + if has_many_form.object.new_record?
                                  template.content_tag :li do
                                    template.link_to I18n.t('active_admin.has_many_delete'), "#", :onclick => "$(this).closest('.has_many_fields').remove(); return false;", :class => "button"
                                  end
                                else
                                end
  end

  content = with_new_form_buffer do
    template.content_tag :div, :class => "has_many #{association}" do
      form_buffers.last << template.content_tag(:h3, association.to_s.titlecase)
      inputs options, &form_block

      # Capture the ADD JS
      js = with_new_form_buffer do
        inputs_for_nested_attributes  :for => [association, object.class.reflect_on_association(association).klass.new],
                                      :class => "inputs has_many_fields",
                                      :for_options => {
                                        :child_index => "NEW_RECORD"
                                      }, &form_block
      end

      js = template.escape_javascript(js)
      js = template.link_to I18n.t('active_admin.has_many_new', :model => association.to_s.singularize.titlecase), "#", :onclick => "$(this).before('#{js}'.replace(/NEW_RECORD/g, new Date().getTime())); return false;", :class => "button"

      form_buffers.last << js.html_safe
    end
  end
  form_buffers.last << content.html_safe
end

#input(method, *args) ⇒ Object

The input method returns a properly formatted string for its contents, so we want to skip the internal buffering while building up its contents



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# File 'lib/active_admin/form_builder.rb', line 21

def input(method, *args)
  content = with_new_form_buffer { super }
  return content.html_safe unless @inputs_with_block
  form_buffers.last << content.html_safe
end

#input_class(as) ⇒ Object (protected) 



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# File 'lib/active_admin/form_builder.rb', line 95

def input_class(as)
  @input_classes_cache ||= {}
  @input_classes_cache[as] ||= begin
    begin
      begin
        custom_input_class_name(as).constantize
      rescue NameError
        begin
          active_admin_input_class_name(as).constantize
        rescue NameError
          standard_input_class_name(as).constantize
        end
      end
    rescue NameError
      raise Formtastic::UnknownInputError
    end
  end
end

#inputs(*args, &block) ⇒ Object 



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# File 'lib/active_admin/form_builder.rb', line 11

def inputs(*args, &block)
  # Store that we are creating inputs without a block
  @inputs_with_block = block_given? ? true : false
  content = with_new_form_buffer { super }
  form_buffers.last << content.html_safe
end