Expanded :method option in FormTagHelper#form_tag, FormHelper#form_fo…

…r, 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@4376 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/html/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)