Start using actionpack-xml_parser as a gem

XML param parsing was removed from rails 4. We may need to look into dropping support 
for xml api perhaps in favor of a good json api

Gemfile

@@ -7,6 +7,7 @@ gem 'coffee-rails', '~>4.0'
 # add these gems to help with the transition:
 gem 'protected_attributes'
 gem 'rails-observers'
+gem 'actionpack-xml_parser', github: 'rails/actionpack-xml_parser'
 
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes
 gem 'therubyracer'

Gemfile.lock

@@ -1,3 +1,10 @@
+GIT
+  remote: git://github.com/rails/actionpack-xml_parser.git
+  revision: 13b8750446f472d7d5191d79eee2209dbff675d6
+  specs:
+    actionpack-xml_parser (0.1.0)
+      actionpack (~> 4.0.0.beta)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -190,6 +197,7 @@ PLATFORMS
 DEPENDENCIES
   RedCloth
   aasm
+  actionpack-xml_parser!
   acts_as_list
   aruba
   bcrypt-ruby

config/application.rb

@@ -64,5 +64,6 @@ module Tracksapp
     # allow onenote:// and message:// as protocols for urls
     config.action_view.sanitized_allowed_protocols = 'onenote', 'message'
     
+    config.middleware.insert_after ActionDispatch::ParamsParser, ActionDispatch::XmlParamsParser
   end
 end

test/integration/todo_xml_api_test.rb

@@ -1,6 +1,6 @@
 require File.expand_path(File.dirname(__FILE__) + '/../test_helper')
 
-class TodoXmlApiTest < ActionController::IntegrationTest
+class TodoXmlApiTest < ActionDispatch::IntegrationTest
   @@valid_postdata = "<todo><description>this will succeed</description><context_id type='integer'>10</context_id><project_id type='integer'>4</project_id></todo>"
 
   def setup

test/integration/users_xml_api_test.rb

@@ -1,6 +1,6 @@
 require File.expand_path(File.dirname(__FILE__) + '/../test_helper')
 
-class UsersXmlApiTest < ActionController::IntegrationTest
+class UsersXmlApiTest < ActionDispatch::IntegrationTest
   
   @@foobar_postdata = "<user><login>foo</login><password>bar</password></user>"
   @@johnny_postdata = "<user><login>johnny</login><password>barracuda</password></user>"