SoundSoftware Code Site

# vendor/plugins/redmine_bibliography/app/models/publication.rb

class Publication < ActiveRecord::Base

  unloadable

  has_many :authorships

  has_many :authors, :through => :authorships, :uniq => true

  has_one :bibtex_entry, :dependent => :destroy

  validates_presence_of :title

  accepts_nested_attributes_for :authorships

  accepts_nested_attributes_for :authors, :allow_destroy => true

  accepts_nested_attributes_for :bibtex_entry, :allow_destroy => true

  has_and_belongs_to_many :projects

  attr_writer :current_step

  def current_step

    @current_step || steps.first

  end

  def steps

    %w[new review]

  end

  def next_step

    self.current_step = steps[steps.index(current_step)+1]

  end

  def previous_step

    self.current_step = steps[steps.index(current_step)-1]

  end

  def first_step?

    current_step == steps.first

  end

end