Add Capistrano task

Author: nigelramsay

ChangeLog

@@ -0,0 +1,11 @@
+0.0.2 - 2012-11-14
+
+  Enhancements
+
+    * add Capistrano task
+
+0.0.1 - 2012-11-03
+
+  Enhancements:
+
+    * Initial public release

README.md

@@ -23,16 +23,22 @@ Place references in 'db/reference/'
 References will be loaded in ascending order, so if an order is desired, prepend 000, 001, 002... etc to the filename.
 
 Run with:
-    rake easy:reference_data:load
+    rake easy:reference_data:refresh
+
+## Deployment
+
+Add this line to your application's deploy.rb file:
+
+    require 'easy/reference_data/capistrano'
 
 ## Example
 
 The below example ensures that there are 3 users existing in the database after running the 'rake reference_data:load'
 
-### db/reference/000_users.rb
-Easy::ReferenceData.refresh User, :system_code, 'nigel', name: 'Nigel Ramsay', email: 'nigel.ramsay@mailinator.com'
-Easy::ReferenceData.refresh User, :system_code, 'fred', name: 'Fred Schmitt', email: 'fred.schmitt@mailinator.com'
-Easy::ReferenceData.refresh User, :system_code, 'bert', name: 'Bert Symthe', email: 'bert.smythe@mailinator.com'
+    ### db/reference/000_users.rb
+    Easy::ReferenceData.refresh User, :system_code, 'nigel', name: 'Nigel Ramsay', email: 'nigel.ramsay@mailinator.com'
+    Easy::ReferenceData.refresh User, :system_code, 'fred', name: 'Fred Schmitt', email: 'fred.schmitt@mailinator.com'
+    Easy::ReferenceData.refresh User, :system_code, 'bert', name: 'Bert Symthe', email: 'bert.smythe@mailinator.com'
 
 ## Contributing
 

lib/easy/reference_data/capistrano.rb

@@ -0,0 +1,21 @@
+# To load this capistrano configuration, require 'easy/deployment/dbreference' from deploy.rb
+Capistrano::Configuration.instance(:must_exist).load do
+  namespace :easy do
+    namespace :reference_data do
+      desc "Refresh reference data"
+      task :refresh, :roles => :db, :only => { :primary => true } do
+        migrate_target = fetch(:migrate_target, :latest)
+
+        directory = case migrate_target.to_sym
+                    when :current then current_path
+                    when :latest  then latest_release
+                    else raise ArgumentError, "unknown migration target #{migrate_target.inspect}"
+                    end
+        
+        run "cd #{directory} && RAILS_ENV=#{rails_env} bundle exec rake easy:reference_data:load"
+      end
+    end
+  end
+
+  after 'deploy:migrate', 'easy:reference_data:refresh'
+end

lib/easy/reference_data/version.rb

@@ -1,5 +1,5 @@
 module Easy
   module ReferenceData
-    VERSION = "0.0.1"
+    VERSION = "0.0.2"
   end
 end

lib/tasks/easy_reference_data.rake

@@ -1,7 +1,7 @@
 namespace :easy do
   namespace :reference_data do
-    desc "Loads reference data values for the current environment."
-    task :load => :environment do
+    desc "Refreshes reference data values for the current environment."
+    task :refresh => :environment do
       files = Dir[File.join(Rails.root, 'db', 'reference', '*.rb')].sort
       files += Dir[File.join(Rails.root, 'db', 'reference', Rails.env, '*.rb')].sort