ahoward

  def self.find( *a, &b )
    opts =
      if Hash === a.last then a.last
      else
        a << {}
        a.last
      end

    unless opts.has_key?(:order)
      opts[:order] = 'name ASC'

ahoward

# railsext.rb - my collection of rails hacks
#


# force const_missing to preload these classes - muckery
#
  ActionController
  ActionController::Base
  ActiveRecord
  ActiveRecord::Base

ahoward

# railsext.rb - my collection of rails hacks
#


# force const_missing to preload these classes - muckery
#
  ActionController
  ActionController::Base
  ActiveRecord
  ActiveRecord::Base

ahoward

  def copy(content)
    case RUBY_PLATFORM
    when /darwin/
      return content if `which pbcopy`.strip == ''
      IO.popen('pbcopy', 'r+') { |clip| clip.puts content }
    when /linux/
      return content if `which xclip`.strip == ''
      IO.popen('xclip', 'r+') { |clip| clip.puts content }
    end

ahoward

  def copy(content)
    case RUBY_PLATFORM
    when /darwin/
      return content if `which pbcopy`.strip == ''
      IO.popen('pbcopy', 'r+') { |clip| clip.print content.strip }
    when /linux/
      return content if `which xclip`.strip == ''
      IO.popen('xclip', 'r+') { |clip| clip.print content.strip}
    end

ahoward

  has_many(:buckets, :dependent => :destroy) do
    def self.extend_object buckets
      super
    ensure
      buckets.class # hack to know about .each
      buckets.each do |bucket|
        bucket.collection = buckets.collection
      end
    end

ahoward

class Bucket < ActiveRecord::Base
  include Sluggable
  Fu = FileUtils

  belongs_to :collection

  collection_reader = instance_method 'collection'
  define_method('collection') do |*a|
    @collection ? @collection : collection_reader.bind(self).call(*a)
  end

ahoward

  has_many :buckets, :dependent => :destroy

  buckets = instance_method(:buckets)

  define_method(:buckets) do |*a|
    @buckets ||= buckets.bind(self).call(*a)
    @buckets.each{|bucket| bucket.collection = self}
    @buckets
  end

ahoward

  def lettuce_report_review
    allows :student, :studentdemo
    setup_for_student

    @number = params[:id] || 1
    @disabled = params[:disabled]||params[:readonly]||request.query_string.to_s[%r/disabled|readonly/]

    @review = @unit.find_lettuce_report_review(:student => @student, :number => @number)

    unless @review

ahoward

  def lettuce_report
    allows :student, :studentdemo
    setup_for_student
    
    @report = @unit.find_lettuce_seed_bioassay_report(:student => @student)
    @questionnaire = @report.questionnaire
    @questions_and_answers = @student.questions_and_answers_for(@questionnaire, :context => @classroom, :blank => true)

    if request.post?
      transaction do