luis@328: class Authorship < ActiveRecord::Base
luis@1123:   unloadable
luis@1123: 
luis@328:   belongs_to :author
luis@328:   belongs_to :publication
luis@1123: 
luis@483:   accepts_nested_attributes_for :author
luis@483:   accepts_nested_attributes_for :publication
luis@686: 
luis@686:   validates_presence_of :name_on_paper
luis@1123: 
luis@1286:   attr_accessor :search_author_class, :search_author_id, :search_name, :search_results, :identify_author
luis@563:   before_save :associate_author_user
luis@591: 
luis@1124:   # todo: review usage of scope --lf.20130108
luis@1123:   scope :like_unique, lambda {|q|
luis@601:     s = "%#{q.to_s.strip.downcase}%"
luis@601:     {:conditions => ["LOWER(name_on_paper) LIKE :s OR LOWER(email) LIKE :s", {:s => s}],
luis@601:      :order => 'name_on_paper',
luis@601:      :group => "name_on_paper, institution, email"
luis@601:     }
luis@601:   }
luis@601: 
luis@1124:   # todo: review usage of scope --lf.20130108
luis@1123:   scope :like, lambda {|q|
luis@591:     s = "%#{q.to_s.strip.downcase}%"
luis@601:     {:conditions => ["LOWER(name_on_paper) LIKE :s OR LOWER(email) LIKE :s", {:s => s}],
luis@591:      :order => 'name_on_paper'
luis@591:     }
luis@591:   }
luis@1123: 
luis@592:   def name
luis@592:     return self.name_on_paper
luis@592:   end
luis@1123: 
luis@591:   def <=>(authorship)
luis@592:     name.downcase <=> authorship.name.downcase
luis@592:   end
luis@1123: 
luis@592:   def mail
luis@592:     return self.email
luis@591:   end
luis@1123: 
luis@1123:   protected
luis@1123:   def associate_author_user
luis@1286:     case self.search_author_class
luis@1286:       when "User"
luis@601:         author = Author.new
luis@601:         author.save
luis@601:         self.author_id = author.id
luis@601:       else
luis@601:         selected = self.search_results
luis@1286:         selected_classname = Kernel.const_get(self.search_author_class)
luis@1286:         selected_id = self.search_author_id
luis@601:         object = selected_classname.find(selected_id)
luis@563: 
luis@601:         if object.respond_to? :name_on_paper
luis@601:           # Authorship
luis@601:           self.author_id = object.author.id
luis@601:         else
luis@601:           # User
luis@601:           unless object.author.nil?
luis@601:             self.author_id = object.author.id
luis@601:           else
luis@601:             author = Author.new
luis@601:             object.author = author
luis@601:             object.save
luis@601:             self.author_id = object.author.id
luis@601:           end
luis@601:         end
luis@1123:     end
luis@518:   end
luis@328: end