Works on 3.0.4.

Gemfile

@@ -2,7 +2,7 @@ source "http://rubygems.org"
 
 gemspec
 
-gem "rails", "~> 3.0.0"
+gem "rails", "~> 3.0.4"
 gem "oa-oauth", :require => "omniauth/oauth"
 gem "oa-openid", :require => "omniauth/openid"
 

Gemfile.lock

@@ -10,60 +10,60 @@ GEM
   remote: http://rubygems.org/
   specs:
     abstract (1.0.0)
-    actionmailer (3.0.3)
-      actionpack (= 3.0.3)
-      mail (~> 2.2.9)
-    actionpack (3.0.3)
-      activemodel (= 3.0.3)
-      activesupport (= 3.0.3)
+    actionmailer (3.0.4)
+      actionpack (= 3.0.4)
+      mail (~> 2.2.15)
+    actionpack (3.0.4)
+      activemodel (= 3.0.4)
+      activesupport (= 3.0.4)
       builder (~> 2.1.2)
       erubis (~> 2.6.6)
       i18n (~> 0.4)
       rack (~> 1.2.1)
       rack-mount (~> 0.6.13)
-      rack-test (~> 0.5.6)
+      rack-test (~> 0.5.7)
       tzinfo (~> 0.3.23)
-    activemodel (3.0.3)
-      activesupport (= 3.0.3)
+    activemodel (3.0.4)
+      activesupport (= 3.0.4)
       builder (~> 2.1.2)
       i18n (~> 0.4)
-    activerecord (3.0.3)
-      activemodel (= 3.0.3)
-      activesupport (= 3.0.3)
+    activerecord (3.0.4)
+      activemodel (= 3.0.4)
+      activesupport (= 3.0.4)
       arel (~> 2.0.2)
       tzinfo (~> 0.3.23)
-    activerecord-jdbc-adapter (1.0.2-java)
-    activerecord-jdbcsqlite3-adapter (1.0.2-java)
-      activerecord-jdbc-adapter (= 1.0.2)
+    activerecord-jdbc-adapter (1.1.1)
+    activerecord-jdbcsqlite3-adapter (1.1.1)
+      activerecord-jdbc-adapter (= 1.1.1)
       jdbc-sqlite3 (~> 3.6.0)
-    activeresource (3.0.3)
-      activemodel (= 3.0.3)
-      activesupport (= 3.0.3)
-    activesupport (3.0.3)
-    addressable (2.2.2)
-    arel (2.0.4)
-    bcrypt-ruby (2.1.2)
-    bson (1.1.2)
+    activeresource (3.0.4)
+      activemodel (= 3.0.4)
+      activesupport (= 3.0.4)
+    activesupport (3.0.4)
+    addressable (2.2.4)
+    arel (2.0.8)
+    bcrypt-ruby (2.1.4)
+    bcrypt-ruby (2.1.4-java)
+    bson (1.2.1)
     bson_ext (1.1.2)
     builder (2.1.2)
     columnize (0.3.2)
     erubis (2.6.6)
       abstract (>= 1.0.0)
-    faraday (0.5.2)
-      addressable (~> 2.2.2)
-      multipart-post (~> 1.0.1)
+    faraday (0.5.5)
+      addressable (~> 2.2.4)
+      multipart-post (~> 1.1.0)
       rack (>= 1.1.0, < 2)
-    i18n (0.4.2)
+    i18n (0.5.0)
     jdbc-sqlite3 (3.6.14.2.056-java)
     linecache (0.43)
-    mail (2.2.10)
+    mail (2.2.15)
       activesupport (>= 2.3.6)
-      i18n (~> 0.4.1)
+      i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.16)
-    mocha (0.9.9)
-      rake
+    mocha (0.9.12)
     mongo (1.1.2)
       bson (>= 1.1.1)
     mongoid (2.0.0.beta.20)
@@ -72,9 +72,9 @@ GEM
       tzinfo (~> 0.3.22)
       will_paginate (~> 3.0.pre)
     multi_json (0.0.5)
-    multipart-post (1.0.1)
-    nokogiri (1.4.3.1)
-    nokogiri (1.4.3.1-java)
+    multipart-post (1.1.0)
+    nokogiri (1.4.4)
+    nokogiri (1.4.4-java)
       weakling (>= 0.0.3)
     oa-core (0.1.6)
       rack (~> 1.1)
@@ -89,10 +89,10 @@ GEM
       rack-openid (~> 1.2.0)
       ruby-openid-apps-discovery
     oauth (0.4.4)
-    oauth2 (0.1.0)
+    oauth2 (0.1.1)
       faraday (~> 0.5.0)
       multi_json (~> 0.0.4)
-    orm_adapter (0.0.3)
+    orm_adapter (0.0.4)
     polyglot (0.3.1)
     rack (1.2.1)
     rack-mount (0.6.13)
@@ -100,19 +100,19 @@ GEM
     rack-openid (1.2.0)
       rack (>= 1.1.0)
       ruby-openid (>= 2.1.8)
-    rack-test (0.5.6)
+    rack-test (0.5.7)
       rack (>= 1.0)
-    rails (3.0.3)
-      actionmailer (= 3.0.3)
-      actionpack (= 3.0.3)
-      activerecord (= 3.0.3)
-      activeresource (= 3.0.3)
-      activesupport (= 3.0.3)
+    rails (3.0.4)
+      actionmailer (= 3.0.4)
+      actionpack (= 3.0.4)
+      activerecord (= 3.0.4)
+      activeresource (= 3.0.4)
+      activesupport (= 3.0.4)
       bundler (~> 1.0)
-      railties (= 3.0.3)
-    railties (3.0.3)
-      actionpack (= 3.0.3)
-      activesupport (= 3.0.3)
+      railties (= 3.0.4)
+    railties (3.0.4)
+      actionpack (= 3.0.4)
+      activesupport (= 3.0.4)
       rake (>= 0.8.7)
       thor (~> 0.14.4)
     rake (0.8.7)
@@ -124,11 +124,13 @@ GEM
     ruby-openid (2.1.8)
     ruby-openid-apps-discovery (1.2.0)
       ruby-openid (>= 2.1.7)
-    sqlite3-ruby (1.3.2)
+    sqlite3 (1.3.3)
+    sqlite3-ruby (1.3.3)
+      sqlite3 (>= 1.3.3)
     thor (0.14.6)
     treetop (1.4.9)
       polyglot (>= 0.3.1)
-    tzinfo (0.3.23)
+    tzinfo (0.3.24)
     warden (1.0.3)
       rack (>= 1.0.0)
     weakling (0.0.4-java)
@@ -153,7 +155,7 @@ DEPENDENCIES
   oa-oauth
   oa-openid
   orm_adapter (~> 0.0.3)
-  rails (~> 3.0.0)
+  rails (~> 3.0.4)
   ruby-debug (>= 0.10.3)
   sqlite3-ruby
   warden (~> 1.0.3)

lib/devise.rb

@@ -187,8 +187,9 @@ module Devise
   @@stateless_token = false
 
   # Which formats should be treated as navigational.
+  # We need both :"*/*" and "*/*" to work on different Rails versions.
   mattr_accessor :navigational_formats
-  @@navigational_formats = [:"*/*", :html]
+  @@navigational_formats = [:"*/*", "*/*", :html]
 
   # When set to true, signing out a user signs out all other scopes.
   mattr_accessor :sign_out_all_scopes

lib/devise/failure_app.rb

@@ -64,7 +64,6 @@ module Devise
     end
 
     def redirect_url
-      request_format = request.format.to_sym
       if request_format == :html
         send(:"new_#{scope}_session_path")
       else
@@ -84,7 +83,7 @@ module Devise
       if request.xhr?
         Devise.http_authenticatable_on_xhr
       else
-        !(request.format && Devise.navigational_formats.include?(request.format.to_sym))
+        !(request_format && Devise.navigational_formats.include?(request_format))
       end
     end
 
@@ -95,8 +94,8 @@ module Devise
     end
 
     def http_auth_body
-      return i18n_message unless request.format
-      method = "to_#{request.format.to_sym}"
+      return i18n_message unless request_format
+      method = "to_#{request_format}"
       {}.respond_to?(method) ? { :error => i18n_message }.send(method) : i18n_message
     end
 
@@ -128,5 +127,9 @@ module Devise
     def store_location!
       session["#{scope}_return_to"] = attempted_path if request.get? && !http_auth?
     end
+
+    def request_format
+      @request_format ||= request.format.respond_to?(:ref) ? request.format.ref : request.format
+    end
   end
 end

lib/generators/templates/devise.rb

@@ -161,8 +161,9 @@ Devise.setup do |config|
   # If you have any extra navigational formats, like :iphone or :mobile, you
   # should add them to the navigational formats lists.
   #
-  # The :"*/*" format below is required to match Internet Explorer requests.
-  # config.navigational_formats = [:"*/*", :html]
+  # The :"*/*" and "*/*" formats below is required to match Internet
+  # Explorer requests.
+  # config.navigational_formats = [:"*/*", "*/*", :html]
 
   # The default HTTP method used to sign out a resource. Default is :get.
   # config.sign_out_via = :get

test/failure_app_test.rb

@@ -13,7 +13,7 @@ class FailureTest < ActiveSupport::TestCase
       'REQUEST_METHOD' => 'GET',
       'warden.options' => { :scope => :user },
       'rack.session' => {},
-      'action_dispatch.request.formats' => Array(env_params.delete('formats') || :html),
+      'action_dispatch.request.formats' => Array(env_params.delete('formats') || Mime::HTML),
       'rack.input' => "",
       'warden' => OpenStruct.new(:message => nil)
     }.merge!(env_params)