From 9038a4af354fc6edc2d112c273864ada1c44b05b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jos=C3=A9=20Valim?= Date: Thu, 14 Jan 2010 02:02:07 +0100 Subject: Add documentation to f.submit and make scaffold generators use the new shortcut. --- actionpack/lib/action_view/helpers/form_helper.rb | 49 ++++++++++++++++------- 1 file changed, 34 insertions(+), 15 deletions(-) (limited to 'actionpack') diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb index 11ac3ad6f3..cd805061be 100644 --- a/actionpack/lib/action_view/helpers/form_helper.rb +++ b/actionpack/lib/action_view/helpers/form_helper.rb @@ -1077,23 +1077,28 @@ module ActionView @template.error_messages_for(@object_name, objectify_options(options)) end + # Add the submit button for the given form. When no value is given, it checks + # if the object is a new resource or not to create the proper label: + # + # <% form_for @post do %> + # <%= f.submit %> + # <% end %> + # + # In the example above, if @post is a new record, it will use "Create Post" as + # submit button label, otherwise, it uses "Update Post". + # + # Those labels can be customized using I18n, under the helpers.submit key and accept + # the {{model}} as translation interpolation: + # + # en: + # helpers: + # submit: + # create: "Create a {{model}}" + # update: "Confirm changes to {{model}}" + # def submit(value=nil, options={}) value, options = nil, value if value.is_a?(Hash) - - unless value - object = @object.respond_to?(:to_model) ? @object.to_model : @object - key = object ? (object.new_record? ? :create : :update) : :submit - - model = if object.class.respond_to?(:model_name) - object.class.model_name.human - else - @object_name.to_s.humanize - end - - value = I18n.t(:"helpers.submit.#{key}", :model => model, - :default => "#{key.to_s.humanize} #{model}") - end - + value ||= submit_default_value @template.submit_tag(value, options.reverse_merge(:id => "#{object_name}_submit")) end @@ -1106,6 +1111,20 @@ module ActionView @default_options.merge(options.merge(:object => @object)) end + def submit_default_value + object = @object.respond_to?(:to_model) ? @object.to_model : @object + key = object ? (object.new_record? ? :create : :update) : :submit + + model = if object.class.respond_to?(:model_name) + object.class.model_name.human + else + @object_name.to_s.humanize + end + + I18n.t(:"helpers.submit.#{key}", :model => model, + :default => "#{key.to_s.humanize} #{model}") + end + def nested_attributes_association?(association_name) @object.respond_to?("#{association_name}_attributes=") end -- cgit v1.2.3