mongoid.rb in sorcery-0.7.0

- old
+ new

@@ -13,11 +13,15 @@
           end
         end
 
         module ClassMethods
           def find_by_credentials(credentials)
-            where(sorcery_config.username_attribute_name => credentials[0]).first
+            @sorcery_config.username_attribute_names.each do |attribute|
+              @user = where(attribute => credentials[0]).first
+              break if @user
+            end
+            @user
           end
 
           def find_by_provider_and_uid(provider, uid)
             @user_klass ||= ::Sorcery::Controller::Config.user_class.to_s.constantize
             where(@user_klass.sorcery_config.provider_attribute_name => provider, @user_klass.sorcery_config.provider_uid_attribute_name => uid).first
@@ -34,10 +38,11 @@
           def find_by_remember_me_token(token)
             where(sorcery_config.remember_me_token_attribute_name => token).first
           end
 
           def find_by_username(username)
-            where(sorcery_config.username_attribute_name => username).first
+            query = sorcery_config.username_attribute_names.map {|name| {name => username}}
+            where(query).first
           end
 
           def transaction(&blk)
             tap(&blk)
           end