adding config generator

README.md

@@ -70,6 +70,10 @@ The example config above for example would use a database called "project_test".
 
 ## Generators
 
+### Configuration
+
+    $ rails generate couchrest_model:config
+
 ### Model
 
     $ rails generate model person --orm=couchrest_model

lib/rails/generators/couchrest_model/config/config_generator.rb

@@ -0,0 +1,18 @@
+require 'rails/generators/couchrest_model'
+
+module CouchrestModel
+  module Generators
+    class ConfigGenerator < Rails::Generators::Base
+      source_root File.expand_path('../templates', __FILE__)
+
+      def app_name
+        Rails::Application.subclasses.first.parent.to_s.underscore
+      end
+
+      def copy_configuration_file
+        template 'couchdb.yml', File.join('config', "couchdb.yml")
+      end
+
+    end
+  end
+end

lib/rails/generators/couchrest_model/config/templates/couchdb.yml

@@ -0,0 +1,21 @@
+development: &development
+  protocol: 'http'
+  host: localhost
+  port: 5984
+  prefix: <%= app_name %>
+  suffix: development
+  username:
+  password:
+
+test:
+  <<: *development
+  suffix: test
+
+production:
+  protocol: 'https'
+  host: localhost
+  port: 5984
+  prefix: <%= app_name %>
+  suffix: production
+  username: root
+  password: 123