From c98b418552a84a05e040b4bcf8cbcd93c35806ed Mon Sep 17 00:00:00 2001
From: amartynov <amartynov@itcwin.com>
Date: Tue, 22 Sep 2015 12:19:15 +0300
Subject: [PATCH] #707: messages for responses

---
 devops-service/core/devops-messages.rb        | 52 +++++++++++++++++++
 devops-service/core/devops-service.rb         | 18 +------
 .../db/validators/deploy_env/users.rb         |  2 +-
 devops-service/messages/en.yml                |  6 +++
 4 files changed, 61 insertions(+), 17 deletions(-)
 create mode 100644 devops-service/core/devops-messages.rb
 create mode 100644 devops-service/messages/en.yml

diff --git a/devops-service/core/devops-messages.rb b/devops-service/core/devops-messages.rb
new file mode 100644
index 0000000..4808fe5
--- /dev/null
+++ b/devops-service/core/devops-messages.rb
@@ -0,0 +1,52 @@
+require 'yaml'
+
+module Devops
+  class Messages
+
+    @@messages = {}
+    class << self
+      def init
+        lang = lang_key
+        file = File.expand_path("../../messages/#{lang}.yml", __FILE__)
+        merge(file)
+      rescue => e
+        puts "Can not load messages from '#{file}'"
+        exit -6
+      end
+
+      def merge file
+        lang = lang_key
+        messages = read_file(file)[lang]
+        raise "It is undefined main key '#{lang}' in file '#{file}'" if messages.nil?
+        @@messages.merge!(messages)
+      end
+
+      def translate key, params={}
+        msg = @@messages
+        key.split(".").each do |msgk|
+          msg = msg[key]
+          raise "Invalid message key '#{key}'" if msg.nil?
+        end
+        raise "Invalid message value with key '#{key}', it must be a string" unless msg.is_a?(String)
+        unless msg.nil?
+          params.each do |k, v|
+            msg = msg.gsub('%{#{k}}', v)
+          end
+        end
+        msg
+      end
+
+      alias_method :t, :translate
+
+      private
+      def read_file file_path
+        YAML.load_file(file_path)
+      end
+
+      def lang_key
+        DevopsConfig.config["messages.lang"] || "en"
+      end
+    end
+
+  end
+end
diff --git a/devops-service/core/devops-service.rb b/devops-service/core/devops-service.rb
index 9475c1d..a47ceeb 100644
--- a/devops-service/core/devops-service.rb
+++ b/devops-service/core/devops-service.rb
@@ -1,24 +1,11 @@
 require "wisper"
 require "lib/hash_ext"
 
-=begin
-require "db/exceptions/invalid_record"
-require "db/exceptions/record_not_found"
-require "exceptions/dependency_error"
-require "db/validators/all"
-require "providers/provider_factory"
-
-require "fog"
-
-require_relative "routes/v2.0"
-
-require "hooks"
-=end
-
 require_relative "devops-loader"
 require_relative "devops-application"
 require_relative "devops-db"
 require_relative "devops-logger"
+require_relative "devops-messages"
 
 require "lib/knife/knife_factory"
 
@@ -26,8 +13,6 @@ require_relative "../sinatra/methods_with_headers"
 
 require_relative "../applications"
 require_relative "devops-routes"
-#root = File.expand_path("../", __FILE__)
-#$:.push root
 
 class DevopsService
 
@@ -50,6 +35,7 @@ class DevopsService
 
       config = DevopsConfig.config
       Devops::Routes.preffix = config[:url_prefix]
+      Devops::Messages.init
 
       apps = Devops::Application.applications
       apps.each do |a|
diff --git a/devops-service/db/validators/deploy_env/users.rb b/devops-service/db/validators/deploy_env/users.rb
index c8dca40..7aa022b 100644
--- a/devops-service/db/validators/deploy_env/users.rb
+++ b/devops-service/db/validators/deploy_env/users.rb
@@ -8,7 +8,7 @@ module Validators
     end
 
     def message
-      "These users are missing in mongo: '#{@nonexistent_users.join("', '")}'."
+      Devops::Messages.t("project.deploy_env.validation.users.not_exist", users: @nonexistent_users.join("', '"))
     end
   end
 end
diff --git a/devops-service/messages/en.yml b/devops-service/messages/en.yml
new file mode 100644
index 0000000..009da18
--- /dev/null
+++ b/devops-service/messages/en.yml
@@ -0,0 +1,6 @@
+en:
+  project:
+    deploy_env:
+      validation:
+        users:
+          not_exist: "These users are missing in mongo: '%{users}'"