scaffold_from_existing_table.rb

#!/usr/bin/env /home/andy/dev/ruby/dog_application/script/runner
#In this case the script is written to be executed in the "dog_application" rails root folder.

#The table to scaffold, Really should take a command line variable...
input = "dog"

eval "class #{input.humanize} < ActiveRecord::Base
end"

columns = {}
eval"#{classname}.columns_hash.map do |k,v| 
  columns[k] = v.type unless [\"id\",\"created_at\",\"updated_at\"].include? k.downcase 
end"

if !columns.empty? then
  columns_string = columns.keys.inject("") do |results, key|
    results = results + " " + [key, columns[key]].join(":")
  end
  puts "Running command: script/generate scaffold #{input} #{columns_string}--skip-migration"
  puts  `script/generate scaffold #{input} #{columns_string} --skip-migration`
end