Adds MongoMapper support.

Gemfile.lock

@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    omniauth-identity (1.0.0.beta1)
-      omniauth (= 1.0.0.beta1)
+    omniauth-identity (1.0.0.rc2)
+      omniauth (~> 1.0.0.rc2)
 
 GEM
   remote: http://rubygems.org/
@@ -20,7 +20,7 @@ GEM
       multi_json (~> 1.0)
     arel (2.2.1)
     bcrypt-ruby (3.0.1)
-    bson (1.4.1)
+    bson (1.3.1)
     bson_ext (1.4.1)
     builder (3.0.0)
     diff-lcs (1.1.3)
@@ -36,16 +36,22 @@ GEM
     i18n (0.6.0)
     maruku (0.6.0)
       syntax (>= 1.0.0)
-    mongo (1.4.1)
-      bson (= 1.4.1)
-    mongoid (2.3.2)
-      activemodel (~> 3.1)
-      mongo (~> 1.4)
+    mongo (1.3.1)
+      bson (>= 1.3.1)
+    mongo_mapper (0.9.2)
+      activemodel (~> 3.0)
+      activesupport (~> 3.0)
+      plucky (~> 0.3.8)
+    mongoid (2.2.3)
+      activemodel (~> 3.0)
+      mongo (~> 1.3)
       tzinfo (~> 0.3.22)
     multi_json (1.0.3)
-    omniauth (1.0.0.beta1)
+    omniauth (1.0.0.rc2)
       hashie (~> 1.2)
       rack
+    plucky (0.3.8)
+      mongo (~> 1.3)
     rack (1.3.5)
     rack-test (0.6.1)
       rack (>= 1.0)
@@ -79,7 +85,8 @@ DEPENDENCIES
   guard-bundler
   guard-rspec
   maruku (~> 0.6)
-  mongoid (~> 2.3)
+  mongo_mapper
+  mongoid (~> 2.2.3)
   omniauth-identity!
   rack-test (~> 0.5)
   rake (~> 0.8)

README.markdown

@@ -18,25 +18,43 @@ look something like this:
 
 Next, you need to create a model (called `Identity by default`) that will be
 able to persist the information provided by the user. Luckily for you, there
-are pre-built models for popular ORMs that make this dead simple. You just
-need to subclass the relevant class:
+are pre-built models for popular ORMs that make this dead simple.
+
+### ActiveRecord
+
+Just subclass `OmniAuth::Identity::Models::ActiveRecord` and provide fields
+in the database for all of the fields you are using.
 
     class Identity < OmniAuth::Identity::Models::ActiveRecord
       # Add whatever you like!
     end
 
-Adapters are provided for `ActiveRecord` and `MongoMapper` and are
-autoloaded on request (but not loaded by default so no dependencies are
-injected).
+### Mongoid
 
-You can also use `Mongoid`, but you need to include it in your class:
+Include the `OmniAuth::Identity::Models::Mongoid` mixin and specify
+fields that you will need.
 
     class Identity
       include Mongoid::Document
       include OmniAuth::Identity::Models::Mongoid
 
-      # Add whatever you like!
-      
+      field :email, type: String
+      field :name, type: String
+      field :password_digest, type: String
+    end
+
+### MongoMapper
+
+Include the `OmniAuth::Identity::Models::MongoMapper` mixin and specify
+fields that you will need.
+
+    class Identity
+      include MongoMapper::Document
+      include OmniAuth::Identity::Models::MongoMapper
+
+      key :email, String
+      key :name, String
+      key :password_digest, String
     end
 
 Once you've got an Identity persistence model and the strategy up and

lib/omniauth/identity.rb

@@ -10,7 +10,7 @@ module Identity
     autoload :SecurePassword,   'omniauth/identity/secure_password'
     module Models
       autoload :ActiveRecord,   'omniauth/identity/models/active_record'
-      # autoload :MongoMapper,  'omniauth/identity/models/mongo_mapper'
+      autoload :MongoMapper,    'omniauth/identity/models/mongo_mapper'
       autoload :Mongoid,        'omniauth/identity/models/mongoid'
     end
   end

lib/omniauth/identity/models/mongo_mapper.rb

@@ -0,0 +1,28 @@
+require 'mongo_mapper'
+
+module OmniAuth
+  module Identity
+    module Models
+      module MongoMapper
+        def self.included(base)
+          base.class_eval do
+            include ::OmniAuth::Identity::Model
+            include ::OmniAuth::Identity::SecurePassword
+
+            has_secure_password
+
+            def self.auth_key=(key)
+              super
+              validates_uniqueness_of key, :case_sensitive => false
+            end
+
+            def self.locate(key)
+              where(auth_key => key).first
+            end
+          end
+        end
+      end
+    end
+  end
+end
+

omniauth-identity.gemspec

@@ -11,7 +11,8 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency 'rspec', '~> 2.5'
   gem.add_development_dependency 'bcrypt-ruby', '~> 3.0'
   gem.add_development_dependency 'activerecord', '~> 3.1'
-  gem.add_development_dependency 'mongoid', '~> 2.3'
+  gem.add_development_dependency 'mongoid', '~> 2.2.3'
+  gem.add_development_dependency 'mongo_mapper'
   gem.add_development_dependency 'bson_ext', '~> 1.4'
 
   gem.name = 'omniauth-identity'

spec/omniauth/identity/models/mongo_mapper_spec.rb

@@ -0,0 +1,14 @@
+require 'spec_helper'
+
+describe(OmniAuth::Identity::Models::MongoMapper, :db => true) do
+  class MongoMapperTestIdentity
+    include MongoMapper::Document
+    include OmniAuth::Identity::Models::MongoMapper
+    auth_key :ham_sandwich
+  end
+
+  it 'should locate using the auth key using a where query' do
+    MongoMapperTestIdentity.should_receive(:where).with('ham_sandwich' => 'open faced').and_return(['wakka'])
+    MongoMapperTestIdentity.locate('open faced').should == 'wakka'
+  end
+end