Grape REST API

HelloWorld.rb

require 'grape'

class HelloWorld < Grape::API
  format :json
 
   helpers do
    def logger
      HelloWorld.logger
    end
  end
  
   #Mongoid.logger = Logger.new($stdout)
  Mongoid.logger = Mongo::Logger.logger = HelloWorld.logger
  Mongoid.logger.level = Mongo::Logger.logger.level = Logger::DEBUG
 
  namespace :hello do
    before do
      header "Access-Control-Allow-Origin", "*"
    end
    get :world do
      {hello: 'world'}
    end
    get :cdr do
      content_type 'application/json; charset=utf-8;'
      @my_hash = Hash.new
      @my_hash["draw"] = 1
      @my_hash["recordsTotal"] = 4
      @my_hash["recordsFiltered"] = 4
      cdrs = CDR.any_of({:caller => "8617609861"},{:recipient => "8617609861"})
      logger.info "Mongo resultset class is #{cdrs.class}"
      @my_hash["data"] = cdrs.as_json 
      @my_hash
    end
  end
end