Class: RTM::AR::TMDM::QuaaxTM2RTM

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/rtm/activerecord/quaaxtm2rtm.rb

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'lib/rtm/activerecord/quaaxtm2rtm.rb', line 99

def self.down
  raise "not supported"
end

.up ⇒ Object 



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# File 'lib/rtm/activerecord/quaaxtm2rtm.rb', line 23

def self.up
  rename_table("qtm_topicmap", "topic_maps" )
  rename_column("topic_maps", "baselocator", "base_locator")

  rename_table("qtm_topic", "topics")
  rename_column("topics", "topicmap_id", "topic_map_id")

  add_column :topics, :reified_id, :integer
  add_column :topics, :reified_type, :string

  rename_table "qtm_association", "associations"
  rename_column "associations", "type_id", "ttype_id"
  rename_column "associations", "topicmap_id", "topic_map_id"

  rename_table "qtm_assocrole", "roles"
  rename_column "roles", "type_id", "ttype_id"
  rename_column "roles", "reference", "topic_id"
  
  rename_table "qtm_topicname", "names"
  rename_column "names", "type_id", "ttype_id"

  rename_table "qtm_occurrence", "occurrences"
  rename_column "occurrences", "type_id", "ttype_id"
  
  rename_table "qtm_variant", "variants"
  rename_column "variants", "topicname_id", "name_id"
  
  rename_table "qtm_topicmapconstructref", "item_identifiers"
  rename_column "item_identifiers", "locator", "reference"
  add_column :item_identifiers, :topic_map_id, :integer
  ItemIdentifier.reset_column_information
  ItemIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.construct.topic_map_id
  end
  
  create_table :item_identifiers do |t|
    t.column :topic_map_id, :integer, :null => false
    t.column :reference, :string, :null => false
    t.column :construct_id, :integer
    t.column :construct_type, :string
  end
  SubjectIdentifier.reset_column_information
  SubjectIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end
  
  rename_table "qtm_subjectidentifier", "subject_identifiers"
  rename_column :subject_identifiers, "locator", "reference"
  add_column :subject_identifiers, :topic_map_id, :integer
  
  SubjectIdentifier.reset_column_information
  SubjectIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end
  
  rename_table "qtm_subjectlocator", "subject_locators"
  rename_column :subject_locators, "locator", "reference"
  add_column :subject_locators, :topic_map_id, :integer
  
  Topic.reset_column_information
  SubjectLocator.reset_column_information
  SubjectLocator.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end

  create_table :scoped_objects_topics do |t|
    t.column :scoped_object_id, :integer
    t.column :scoped_object_type, :string
    t.column :topic_id, :integer
  end
  
  # TODO: instance of

  #       scope

  #       reifier

end