app/models/series_statement.rb in enju_biblio-0.1.0.pre2 vs app/models/series_statement.rb in enju_biblio-0.1.0.pre3

@@ -5,10 +5,15 @@
     :title_subseries_transcription
 
   has_many :series_has_manifestations, :dependent => :destroy
   has_many :manifestations, :through => :series_has_manifestations
   belongs_to :root_manifestation, :foreign_key => :root_manifestation_id, :class_name => 'Manifestation'
+  has_many :child_relationships, :foreign_key => 'parent_id', :class_name => 'SeriesStatementRelationship', :dependent => :destroy
+  has_many :parent_relationships, :foreign_key => 'child_id', :class_name => 'SeriesStatementRelationship', :dependent => :destroy
+  has_many :children, :through => :child_relationships, :source => :child
+  has_many :parents, :through => :parent_relationships, :source => :parent
+
   validates_presence_of :original_title
   validate :check_issn
   before_save :create_root_manifestation
 
   acts_as_list
@@ -16,22 +21,28 @@
     text :title do
       titles
     end
     text :numbering, :title_subseries, :numbering_subseries
     integer :manifestation_ids, :multiple => true do
-      series_has_manifestations.pluck(:manifestation_id)
+      series_has_manifestations.collect(&:manifestation_id)
     end
     integer :position
     boolean :periodical
     integer :series_statement_merge_list_ids, :multiple => true if defined?(EnjuResourceMerge)
+    integer :parent_ids, :multiple => true do
+      parents.pluck('series_statements.id')
+    end
+    integer :child_ids, :multiple => true do
+      children.pluck('series_statements.id')
+    end
   end
 
+  attr_accessor :selected
   normalize_attributes :original_title, :issn
+
   paginates_per 10
 
-  attr_accessor :selected
-
   def last_issue
     manifestations.where('date_of_publication IS NOT NULL').order('date_of_publication DESC').first || manifestations.order(:id).last
   end
 
   def check_issn
@@ -66,10 +77,15 @@
   def manifestation_included(manifestation)
     series_has_manifestations.where(:manifestation_id => manifestation.id).first
   end
 
   def titles
-    [original_title, title_transcription]
+    [
+      original_title,
+      title_transcription,
+      parents.map{|parent| [parent.original_title, parent.title_transcription]},
+      children.map{|child| [child.original_title, child.title_transcription]}
+    ].flatten.compact
   end
 
   if defined?(EnjuResourceMerge)
     has_many :series_statement_merges, :dependent => :destroy
     has_many :series_statement_merge_lists, :through => :series_statement_merges