Eval vs. Comp

gistfile1.rb

self.tempFiles = tempFiles # where are these tempfiles used?
evals.each do |e| #this makes no sense if there are >1 evals
  return GetPDFBuffer(e,self.images[e._id.to_s],logo)
end

def GetPDFBuffer(eval, doc, logo)
    _comps = []
    if(eval.comp_ids && (_comp_ids = eval.comp_ids.split(",")) && _comp_ids && _comp_ids.length>0)
      _comps = Comp.find(_comp_ids)
    end
    
    # this block is being called for each eval, resulting in a new Eval Report document for each one, rather than a single document
    r = EvalReport.new do
      puts doc
      write_content(eval, _comps, logo, doc) # images is a hash, subject is a hash, comparables is an array, logo is a filepath
      start_new_page
    end
   
    return StringIO.new(r.render).read
  end
  
  
  # Comparable
  # here the loop through comps is called within the ClosedSale block, so it works.
  c = ClosedSale.new do
      comps.each do |comp|
          puts "rendering " + comp._id.to_s
         _imgArray = _images[comp._id.to_s]
         puts 'generating pdf report for '+ comp._id
         puts _imgArray
         write_content(comp, _imgArray, logo ) # => returns ClosedSaleObject which inherits from Prawn::Document
         start_new_page
      end
    end