put messaging into GeoConcerns namespace

app/controllers/concerns/geo_concerns/messenger_behavior.rb

@@ -18,7 +18,7 @@ def after_update_response
     end
 
     def messenger
-      @messenger ||= Messaging.messenger
+      @messenger ||= GeoConcerns::Messaging.messenger
     end
 
     def geo_concern

app/models/concerns/geo_concerns/file_set/derivatives.rb

@@ -53,7 +53,7 @@ def derivative_path_factory
         end
 
         def messenger
-          @messenger ||= Messaging.messenger
+          @messenger ||= GeoConcerns::Messaging.messenger
         end
     end
   end

app/services/geo_concerns/events_generator.rb

@@ -15,11 +15,11 @@ def generators
     private
 
       def geoblacklight_event_generator
-        GeoblacklightEventGenerator.new(Messaging.geoblacklight_client)
+        GeoblacklightEventGenerator.new(GeoConcerns::Messaging.geoblacklight_client)
       end
 
       def geoserver_event_generator
-        GeoserverEventGenerator.new(Messaging.geoserver_client)
+        GeoserverEventGenerator.new(GeoConcerns::Messaging.geoserver_client)
       end
   end
 end

app/services/geo_concerns/rabbit_messaging_client.rb

@@ -16,12 +16,12 @@ def publish(message)
     end
 
     def geoblacklight
-      exchange_name = Messaging.config['events']['exchange']['geoblacklight']
+      exchange_name = GeoConcerns::Messaging.config['events']['exchange']['geoblacklight']
       @exchange ||= channel.fanout(exchange_name, durable: true)
     end
 
     def geoserver
-      exchange_name = Messaging.config['events']['exchange']['geoserver']
+      exchange_name = GeoConcerns::Messaging.config['events']['exchange']['geoserver']
       @exchange ||= channel.fanout(exchange_name, durable: true)
     end
 

lib/generators/geo_concerns/install_generator.rb

@@ -74,8 +74,8 @@ def install_geoserver_config
     end
 
     def install_messaging_config
-      config_file_path = 'config/messaging.yml'
-      initializer_file_path = 'config/initializers/messaging_config.rb'
+      config_file_path = 'config/geo_concerns_messaging.yml'
+      initializer_file_path = 'config/initializers/geo_concerns_messaging_config.rb'
       copy_file config_file_path, config_file_path
       copy_file initializer_file_path, initializer_file_path
     end

lib/generators/geo_concerns/templates/config/initializers/geo_concerns_messaging_config.rb

@@ -0,0 +1,37 @@
+module GeoConcerns
+  module Messaging
+    def config
+      @config ||= config_yaml.with_indifferent_access
+    end
+
+    def messenger
+      GeoConcerns::EventsGenerator.new
+    end
+
+    def geoblacklight_client
+      local_client
+    end
+
+    def geoserver_client
+      local_client
+    end
+
+    private
+
+      def config_yaml
+        config_file = "#{Rails.root}/config/geo_concerns_messaging.yml"
+        YAML.load(ERB.new(File.read(config_file)).result)[Rails.env]
+      end
+
+      def local_client
+        GeoConcerns::LocalMessagingClient.new
+      end
+
+      def rabbit_client
+        GeoConcerns::RabbitMessagingClient.new(Messaging.config['events']['server'])
+      end
+
+      module_function :config, :config_yaml, :messenger, :local_client,
+                      :rabbit_client, :geoblacklight_client, :geoserver_client
+  end
+end

spec/controllers/file_sets_controller_spec.rb

@@ -24,7 +24,7 @@
 
     before do
       sign_in user
-      allow(Messaging).to receive(:messenger).and_return(messenger)
+      allow(GeoConcerns::Messaging).to receive(:messenger).and_return(messenger)
     end
 
     context 'after updating metadata' do

spec/models/concerns/geo_concerns/file_set/derivatives_spec.rb

@@ -3,7 +3,7 @@
 shared_examples 'a set of raster derivatives' do
   let(:messenger) { instance_double(GeoConcerns::EventsGenerator) }
   before do
-    allow(Messaging).to receive(:messenger).and_return(messenger)
+    allow(GeoConcerns::Messaging).to receive(:messenger).and_return(messenger)
     expect(messenger).to receive(:derivatives_created).with(file_set)
   end
   it 'makes a thumbnail' do
@@ -26,7 +26,7 @@
 shared_examples 'a set of vector derivatives' do
   let(:messenger) { instance_double(GeoConcerns::EventsGenerator) }
   before do
-    allow(Messaging).to receive(:messenger).and_return(messenger)
+    allow(GeoConcerns::Messaging).to receive(:messenger).and_return(messenger)
     expect(messenger).to receive(:derivatives_created).with(file_set)
   end
   it 'makes a thumbnail' do

spec/services/geo_concerns/rabbit_messaging_client_spec.rb

@@ -10,7 +10,7 @@
   let(:bunny_session) { instance_double(Bunny::Session, create_channel: channel) }
 
   before do
-    allow(Messaging).to receive(:config).and_return(config)
+    allow(GeoConcerns::Messaging).to receive(:config).and_return(config)
     allow(Bunny).to receive(:new).and_return(bunny_session)
     allow(bunny_session).to receive(:start)
   end