alexbartlow / gist:5745365

Created June 09, 2013


    
    View gist:5745365 
  
  
      gistfile1.rb
    
    
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            class Message < ActiveRecord::Base
  scope :last_two_weeks, -> {
    where(:created_at => (2.weeks.ago..Time.now)) 
  }
  
  scope :for_month, (date) -> {
    where(:created_at => (date.beginning_of_month..date.end_of_month))
  }
  
  def self.sum_word_count
    sum(:word_count)
  end
end
 
dan.messages.for_month(2.months.ago).sum_word_count
 
dan.messages.last_two_weeks.sum_word_count
 
dan.messages.sum_word_count