Method: ObjectidColumns::ObjectidColumnsManager#read_objectid_primary_key

Defined in:
lib/objectid_columns/objectid_columns_manager.rb

#read_objectid_primary_key(model) ⇒ Object

Given a model, returns the correct value for #id. This takes into account composite primary keys where some columns may be ObjectId columns and some may not.



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# File 'lib/objectid_columns/objectid_columns_manager.rb', line 90

def read_objectid_primary_key(model)
  pks = Array(model.class.primary_key)
  out = [ ]
  pks.each do |pk_column|
    out << if is_objectid_column?(pk_column)
      read_objectid_column(model, pk_column)
    else
      model[pk_column]
    end
  end
  out = out[0] if out.length == 1
  out
end