Module: ActiveRecord::ConnectionAdapters::PostGISAdapter::DecorateColumnsModification

Defined in:
lib/active_record/connection_adapters/postgis_adapter/rails4/spatial_column.rb

Overview

This is a hack to ActiveRecord::ModelSchema. We have to “decorate” the decorate_columns method to apply class-specific customizations to spatial type casting.

Instance Method Summary collapse

Instance Method Details

#decorate_columns(columns_hash_) ⇒ Object

:nodoc:



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# File 'lib/active_record/connection_adapters/postgis_adapter/rails4/spatial_column.rb', line 162

def decorate_columns(columns_hash_)
  columns_hash_ = super(columns_hash_)
  return unless columns_hash_
  canonical_columns_ = self.columns_hash
  columns_hash_.each do |name_, col_|
    if col_.is_a?(SpatialOID) && (canonical_ = canonical_columns_[name_]) && canonical_.spatial?
      columns_hash_[name_] = canonical_
    end
  end
  columns_hash_
end