Added the option of passing a block to ActiveRecordHelper#form in order to add more to the auto-generated form #469 [dom@sisna.com]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@422 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

@@ -1,5 +1,12 @@
 *SVN*
 
+* Added the option of passing a block to ActiveRecordHelper#form in order to add more to the auto-generated form #469 [dom@sisna.com]
+
+    form("entry", :action => "sign") do |form|
+      form << content_tag("b", "Department")
+      form << collection_select("department", "id", @departments, "id", "name")
+    end
+
 * Added arrays as a value option for params in url_for and friends #467 [Eric Anderson]. Example:
 
     url_for(:controller => 'user', :action => 'delete', :params => { 'username' =>  %( paul john steve ) } )

actionpack/lib/action_view/helpers/active_record_helper.rb

@@ -49,6 +49,13 @@ module ActionView
       #       <input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /><br />
       #       <input type='submit' value='Sign' />
       #     </form>
+      #
+      # It's also possible to add additional content to the form by giving it a block, such as:
+      #
+      #   form("entry", :action => "sign") do |form|
+      #     form << content_tag("b", "Department")
+      #     form << collection_select("department", "id", @departments, "id", "name")
+      #   end
       def form(record_name, options = {})
         record   = instance_eval("@#{record_name}")
 
@@ -59,9 +66,9 @@ module ActionView
         
         id_field = record.new_record? ? "" : InstanceTag.new(record_name, "id", self).to_input_field_tag("hidden")
         
-        %(<form action="#{action}" method="post">#{id_field}) +
+        formtag = %(<form action="#{action}" method="post">#{id_field}) + all_input_tags(record, record_name, options)
-          all_input_tags(record, record_name, options) +
+        yield formtag if block_given?
-          %(<input type="submit" value="#{submit_value}" /></form>)
+        formtag +  %(<input type="submit" value="#{submit_value}" /></form>)
       end
 
       # Returns a string containing the error message attached to the +method+ on the +object+, if one exists.

actionpack/lib/action_view/helpers/form_options_helper.rb

@@ -4,8 +4,7 @@ require File.dirname(__FILE__) + '/form_helper'
 
 module ActionView
   module Helpers
-    # Provides a number of methods for turning different kinds of containers into a set of option tags. Neither of the methods provide
+    # Provides a number of methods for turning different kinds of containers into a set of option tags.
-    # the actual select tag, so you'll need to construct that in HTML manually.
     module FormOptionsHelper
       include ERB::Util