diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/form_helper.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/form_helper.rb | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb index 3debc9cc66..3a30263b49 100644 --- a/actionpack/lib/action_view/helpers/form_helper.rb +++ b/actionpack/lib/action_view/helpers/form_helper.rb @@ -4,6 +4,7 @@ require 'action_view/helpers/tag_helper' require 'action_view/helpers/form_tag_helper' require 'active_support/core_ext/class/attribute' require 'active_support/core_ext/hash/slice' +require 'active_support/core_ext/module/method_names' require 'active_support/core_ext/object/blank' require 'active_support/core_ext/string/output_safety' require 'active_support/core_ext/array/extract_options' @@ -567,18 +568,13 @@ module ActionView # ... # <% end %> # - # In addition, you may want to have access to the current iteration index. - # In that case, you can use a similar method called fields_for_with_index - # which receives a block with an extra parameter: + # When projects is already an association on Person you can use + # +accepts_nested_attributes_for+ to define the writer method for you: # - # <%= form_for @person do |person_form| %> - # ... - # <%= person_form.fields_for_with_index :projects do |project_fields, index| %> - # Position: <%= index %> - # Name: <%= project_fields.text_field :name %> - # <% end %> - # ... - # <% end %> + # class Person < ActiveRecord::Base + # has_many :projects + # accepts_nested_attributes_for :projects + # end # # If you want to destroy any of the associated models through the # form, you have to enable it first using the <tt>:allow_destroy</tt> @@ -1153,7 +1149,7 @@ module ActionView options["name"] ||= tag_name_with_index(@auto_index) options["id"] = options.fetch("id"){ tag_id_with_index(@auto_index) } else - options["name"] ||= tag_name + (options.has_key?('multiple') ? '[]' : '') + options["name"] ||= tag_name + (options['multiple'] ? '[]' : '') options["id"] = options.fetch("id"){ tag_id } end end @@ -1233,15 +1229,8 @@ module ActionView RUBY_EVAL end - # Check +fields_for+ for docs and examples. - def fields_for_with_index(record_name, record_object = nil, fields_options = {}, &block) - index = fields_options[:index] || options[:child_index] || nested_child_index(@object_name) - block_with_index = Proc.new{ |obj| block.call(obj, index) } - fields_for(record_name, record_object, fields_options, &block_with_index) - end - def fields_for(record_name, record_object = nil, fields_options = {}, &block) - fields_options, record_object = record_object, nil if record_object.is_a?(Hash) + fields_options, record_object = record_object, nil if record_object.is_a?(Hash) && record_object.extractable_options? fields_options[:builder] ||= options[:builder] fields_options[:parent_builder] = self |