enable/disable plugins by config option

lib/foodsoft_messages/app/controllers/messages_controller.rb

@@ -1,5 +1,7 @@
 class MessagesController < ApplicationController
 
+  before_filter -> { require_plugin_enabled FoodsoftMessages }
+
   # Renders the "inbox" action.
   def index
     @messages = Message.public.page(params[:page]).per(@per_page).order('created_at DESC').includes(:sender)

lib/foodsoft_messages/app/overrides/admin/ordergroups/show/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_after 'erb:contains("delete")'
-= link_to t('.send_message'), new_message_path(:message => {:group_id => @ordergroup.id}), class: 'btn'
+- if FoodsoftMessages.enabled?
+  = link_to t('.send_message'), new_message_path(:message => {:group_id => @ordergroup.id}), class: 'btn'

lib/foodsoft_messages/app/overrides/admin/users/show/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_after 'erb:contains("delete")'
-= link_to t('.send_message'), new_message_path(:message => {:mail_to => @user.id}), class: 'btn'
+- if FoodsoftMessages.enabled?
+  = link_to t('.send_message'), new_message_path(:message => {:mail_to => @user.id}), class: 'btn'

lib/foodsoft_messages/app/overrides/admin/workgroups/show/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_after 'erb:contains("delete")'
-= link_to_new_message(message_params: {group_id: @workgroup.id})
+- if FoodsoftMessages.enabled?
+  = link_to_new_message(message_params: {group_id: @workgroup.id})

lib/foodsoft_messages/app/overrides/foodcoop/ordergroups/_ordergroups/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_bottom 'tbody tr'
-%td= link_to_new_message(message_params: {group_id: ordergroup.id})
+- if FoodsoftMessages.enabled?
+  %td= link_to_new_message(message_params: {group_id: ordergroup.id})

lib/foodsoft_messages/app/overrides/foodcoop/users/_users/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_bottom 'tbody tr'
-%td= link_to_new_message(message_params: {mail_to: user.id})
+- if FoodsoftMessages.enabled?
+  %td= link_to_new_message(message_params: {mail_to: user.id})

lib/foodsoft_messages/app/overrides/foodcoop/workgroups/_workgroup/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_after 'erb:contains("tasks")'
-= link_to_new_message message_params: {group_id: workgroup.id}
+- if FoodsoftMessages.enabled?
+  = link_to_new_message message_params: {group_id: workgroup.id}

lib/foodsoft_messages/app/overrides/home/_start_nav/new_message.html.haml.deface

@@ -1,2 +1,3 @@
 / insert_after 'erb:contains("tasks")'
-%li= link_to t('.write_message'), new_message_path
+- if FoodsoftMessages.enabled?
+  %li= link_to t('.write_message'), new_message_path

lib/foodsoft_messages/app/overrides/home/index/latest_public_messages_index.html.haml.deface

@@ -1,6 +1,7 @@
 / insert_after 'erb[silent]:contains("<dashboard_middle_mark>")'
-- unless Message.public.empty?
-  %section#messages
-    %h2= t '.messages.title'
-    = render 'messages/messages', messages: Message.public.order('created_at DESC').limit(5), pagination: false
-    %p= link_to t('.messages.view_all'), messages_path
+- if FoodsoftMessages.enabled?
+  - unless Message.public.empty?
+    %section#messages
+      %h2= t '.messages.title'
+      = render 'messages/messages', messages: Message.public.order('created_at DESC').limit(5), pagination: false
+      %p= link_to t('.messages.view_all'), messages_path