Updating controllers to scope resource_class and changing mapping implementation to reload mapped class based on cache_classes configuration.

app/controllers/passwords_controller.rb

@@ -10,7 +10,7 @@ class PasswordsController < ApplicationController
   # POST /password
   #
   def create
-    self.resource = User.send_reset_password_instructions(params[resource_name])
+    self.resource = resource_class.send_reset_password_instructions(params[resource_name])
     if resource.errors.empty?
       flash[:notice] = I18n.t(:send_instructions, :scope => [:devise, :passwords], :default => 'You will receive an email with instructions about how to reset your password in a few minutes.')
       redirect_to new_session_path
@@ -22,14 +22,14 @@ class PasswordsController < ApplicationController
   # GET /password/edit?perishable_token=abcdef
   #
   def edit
-    self.resource = User.new
+    self.resource = resource_class.new
     resource.perishable_token = params[:perishable_token]
   end
 
   # PUT /password
   #
   def update
-    self.resource = User.reset_password!(params[resource_name])
+    self.resource = resource_class.reset_password!(params[resource_name])
     if resource.errors.empty?
       flash[:notice] = I18n.t(:update, :scope => [:devise, :passwords], :default => 'Your password was changed successfully.')
       redirect_to new_session_path

config/routes.rb

@@ -3,12 +3,8 @@ ActionController::Routing::Routes.draw do |map|
     I18n.t(route_name, :scope => [:devise, :routes], :default => route_name.to_s)
   end
 
-#  map.resource :session, :only => [:new, :create, :destroy], :as => t(:session)
-#  map.resource :password, :only => [:new, :create, :edit, :update], :as => t(:password)
-#  map.resource :confirmation, :only => [:new, :create, :show], :as => t(:confirmation)
-
-  Devise.mappings.each do |mapping, options|
-    map.namespace mapping, :namespace => nil, :path_prefix => options[:as] do |devise_map|
+  Devise.mappings.each do |resource, mapping|
+    map.namespace mapping.resource, :namespace => nil, :path_prefix => mapping.as do |devise_map|
       devise_map.resource :session, :only => [:new, :create, :destroy], :as => t(:session)
       devise_map.resource :password, :only => [:new, :create, :edit, :update], :as => t(:password)
       devise_map.resource :confirmation, :only => [:new, :create, :show], :as => t(:confirmation)

lib/devise.rb

@@ -15,6 +15,27 @@ end
 require 'devise/initializers/warden'
 
 module Devise
+  class Mapping
+    attr_accessor :resource, :as, :for
+
+    def initialize(options={})
+      @resource = options[:resource]
+      @to = options[:to]
+      @for = options[:for]
+      @as = options[:as] || resource.to_s.pluralize
+    end
+
+    def to
+      return @to if @to
+      to = resource.to_s.classify.constantize
+      @to = to if Rails.configuration.cache_classes
+      to
+    end
+
+    def [](key)
+      send(key)
+    end
+  end
 
   mattr_accessor :mappings
   self.mappings = {}.with_indifferent_access
@@ -22,31 +43,29 @@ module Devise
   def self.map(mapping, options={})
     raise ArgumentError, "Need to provide :for option for Devise.map" unless options.key?(:for)
     options.assert_valid_keys(:to, :for, :as)
-    mapping = mapping.to_s
-    options[:as] ||= mapping.pluralize
-    mapping = mapping.singularize
-    options[:to] ||= mapping.camelize.constantize
-    mapping = mapping.to_sym
-    mappings[mapping] = options
+    mapping = mapping.to_s.singularize.to_sym
+    mappings[mapping] = Mapping.new(options.merge(:resource => mapping))
     mappings.default = mapping if mappings.default.nil?
   end
 
   def self.find_mapping(map)
-    if mappings.key?(map.try(:to_sym))
-      map
+    map = map.to_s.split('/').reject(&:blank?).first
+    map_sym = map.try(:to_sym)
+    if mappings.key?(map_sym)
+      mappings[map_sym]
     elsif mapping = mappings.detect{|m, options| options[:as] == map}.try(:first)
-      mapping
+      mappings[mapping]
     else
-      mappings.default
-    end.to_s
+      mappings[mappings.default]
+    end
   end
 
   def self.resource_name(map)
-    find_mapping(map)
+    find_mapping(map).try(:resource).to_s
   end
 
   def self.resource_class(map)
-    mappings[resource_name(map).to_sym].try(:fetch, :to, nil)
+    find_mapping(map).try(:to)
   end
 end
 

lib/devise/initializers/warden.rb

@@ -29,7 +29,7 @@ Warden::Strategies.add(:devise) do
   # warden the authentication was failed.
   #
   def authenticate!
-    if user = User.authenticate(params[:session][:email], params[:session][:password])
+    if user = Devise.resource_class(request.path).authenticate(params[:session][:email], params[:session][:password])
       success!(user)
     else
       fail!(I18n.t(:authentication_failed, :scope => [:devise, :sessions], :default => 'Invalid email or password'))

test/map_test.rb

@@ -18,7 +18,9 @@ class MapTest < ActiveSupport::TestCase
     Devise.map :participants, :to => Participant, :for => [:authenticable]
     mappings = Devise.mappings
     assert_not mappings.empty?
-    assert_equal({:to => Participant, :for => [:authenticable], :as => 'participants'}, mappings[:participant])
+    assert_equal Participant, mappings[:participant].to
+    assert_equal [:authenticable], mappings[:participant].for
+    assert_equal 'participants', mappings[:participant].as
   end
 
   test 'require :for option' do
@@ -59,18 +61,25 @@ class MapTest < ActiveSupport::TestCase
 
   test 'find right mapping to use for routing' do
     Devise.map :participants, :for => [:authenticable]
-    assert_equal 'participant', Devise.find_mapping('participants')
+    assert_equal :participant, Devise.find_mapping('participants').resource
   end
 
   test 'find right mapping to Participant for routing with :as option' do
     Devise.map :participants, :for => [:authenticable], :as => 'usuarios'
-    assert_equal 'participant', Devise.find_mapping('usuarios')
+    assert_equal :participant, Devise.find_mapping('usuarios').resource
   end
 
   test 'find mapping should return default map in no one is found or empty is given' do
     Devise.map :participants, :for => [:authenticable]
-    assert_equal 'participant', Devise.find_mapping('test_drive')
-    assert_equal 'participant', Devise.find_mapping(nil)
+    assert_equal :participant, Devise.find_mapping('test_drive').resource
+    assert_equal :participant, Devise.find_mapping(nil).resource
+  end
+
+  test 'find mapping receiving a path should split it' do
+    Devise.map :participants, :for => [:authenticable]
+    Devise.map :organizer, :for => [:authenticable]
+    assert_equal :organizer, Devise.find_mapping('organizer').resource
+    assert_equal :organizer, Devise.find_mapping('/organizers/new').resource
   end
 
   test 'find resource name based on mapping' do