Expanded :method option in FormTagHelper#form_tag, FormHelper#form_for,...

Expanded :method option in FormTagHelper#form_tag, FormHelper#form_for, PrototypeHelper#remote_form_for, PrototypeHelper#remote_form_tag, and PrototypeHelper#link_to_remote to allow for verbs other than GET and POST by automatically creating a hidden form field named _method, which will simulate the other verbs over post [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4375 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/CHANGELOG

 *SVN*
 
-* Added :method handling for other verbs to remote_form_tag and remote_form_for [DHH]
-
-* Expanded :method option in FormHelper#form_tag to allow for verbs other than GET and POST by automatically creating a hidden form field named _method, which will simulate the other verbs over post [DHH]
+* Expanded :method option in FormTagHelper#form_tag, FormHelper#form_for, PrototypeHelper#remote_form_for, PrototypeHelper#remote_form_tag, and PrototypeHelper#link_to_remote to allow for verbs other than GET and POST by automatically creating a hidden form field named _method, which will simulate the other verbs over post [DHH]
 
 * Added :method option to UrlHelper#link_to, which allows for using other verbs than GET for the link. This replaces the :post option, which is now deprecated. Example: link_to "Destroy", person_url(:id => person), :method => :delete [DHH]
 

actionpack/lib/action_view/helpers/javascripts/prototype.js

@@ -669,6 +669,12 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
     var parameters = this.options.parameters || '';
     if (parameters.length > 0) parameters += '&_=';
 
+    /* Simulate other verbs over post */
+    if (this.options.method != 'get' && this.options.method != 'post') {
+      parameters += (parameters.length > 0 ? '&' : '') + '_method=' + this.options.method
+      this.options.method = 'post'
+    }
+
     try {
       this.url = url;
       if (this.options.method == 'get' && parameters.length > 0)

actionpack/lib/action_view/helpers/prototype_helper.rb

@@ -39,7 +39,7 @@ module PrototypeHelper
       # XMLHttpRequest. The result of that request can then be inserted into a
       # DOM object whose id can be specified with <tt>options[:update]</tt>. 
       # Usually, the result would be a partial prepared by the controller with
-      # either render_partial or render_partial_collection. 
+      # render :partial. 
       #
       # Examples:
       #   link_to_remote "Delete this post", :update => "posts", 
@@ -60,6 +60,12 @@ module PrototypeHelper
       # influence how the target DOM element is updated. It must be one of 
       # <tt>:before</tt>, <tt>:top</tt>, <tt>:bottom</tt>, or <tt>:after</tt>.
       #
+      # The method used is by default POST. You can also specify GET or you
+      # can simulate PUT or DELETE over POST. All specified with <tt>options[:method]</tt>
+      #
+      # Example:
+      #   link_to_remote "Destroy", person_url(:id => person), :method => :delete
+      #
       # By default, these remote requests are processed asynchronous during 
       # which various JavaScript callbacks can be triggered (for progress 
       # indicators and the likes). All callbacks get access to the