Class: Landable::Migration

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/landable/migration.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.clear_cache! ⇒ Object 



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# File 'lib/landable/migration.rb', line 16

def clear_cache!
  models.each(&:reset_primary_key)
  ActiveRecord::Base.connection.schema_cache.clear!
end

.connection_search_path(conn) ⇒ Object 



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# File 'lib/landable/migration.rb', line 4

def connection_search_path(conn)
  conn.execute('SHOW SEARCH_PATH')[0]['search_path']
end

.models ⇒ Object 



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# File 'lib/landable/migration.rb', line 8

def models
  @models ||= begin
                classes = Landable.constants.map { |c| "Landable::#{c}".constantize }
                classes += Landable::Traffic.constants.map { |c| "Landable::Traffic::#{c}".constantize }
                classes.select { |c| c.is_a?(Class) && c.ancestors.include?(ActiveRecord::Base) }
              end
end

Instance Method Details

#exec_migration(conn, direction) ⇒ Object 



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# File 'lib/landable/migration.rb', line 22

def exec_migration(conn, direction)
  # come what may, keep the connection's schema search path intact
  with_clean_connection(conn) do
    super
  end

  # reset a few things, lest we pollute the way for those who follow
  self.class.clear_cache!
end