Create message mute resource

app/controllers/messages/mutes_controller.rb

@@ -0,0 +1,33 @@
+module Messages
+  class MutesController < ApplicationController
+    layout "site"
+
+    before_action :authorize_web
+    before_action :set_locale
+
+    authorize_resource :message
+
+    before_action :check_database_readable
+    before_action :check_database_writable
+
+    # Moves message into Inbox by unsetting the muted-flag
+    def destroy
+      message = current_user.muted_messages.find(params[:message_id])
+
+      if message.unmute
+        flash[:notice] = t(".notice")
+      else
+        flash[:error] = t(".error")
+      end
+
+      if current_user.muted_messages.none?
+        redirect_to messages_inbox_path
+      else
+        redirect_to messages_muted_inbox_path
+      end
+    rescue ActiveRecord::RecordNotFound
+      @title = t "messages.no_such_message.title"
+      render :template => "messages/no_such_message", :status => :not_found
+    end
+  end
+end