Module: AutomaticForeignKey::ActiveRecord::ConnectionAdapters::TableDefinition

Defined in:
lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb', line 6

def self.included(base)
  base.class_eval do
    alias_method_chain :column, :automatic_foreign_key
    alias_method_chain :primary_key, :automatic_foreign_key
  end
end

Instance Method Details

#belongs_to(table, options = {}) ⇒ Object

Some people liked this; personally I’ve decided against using it but I’ll keep it nonetheless



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# File 'lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb', line 38

def belongs_to(table, options = {})
  options = options.merge(:references => table)
  options[:on_delete] = options.delete(:dependent) if options.has_key?(:dependent)
  column("#{table.to_s.singularize}_id".to_sym, :integer, options)
end

#column_with_automatic_foreign_key(name, type, options = {}) ⇒ Object 



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# File 'lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb', line 21

def column_with_automatic_foreign_key(name, type, options = {})
  column_without_automatic_foreign_key(name, type, options)
  references = ActiveRecord::Base.references(self.name, name, options)
  if references
    AutomaticForeignKey.set_default_update_and_delete_actions!(options)
    foreign_key(name, references.first, references.last, options) 
    if index = options.fetch(:index, AutomaticForeignKey.auto_index)
      # append [column_name, index_options] pair
      self.indices << [name, AutomaticForeignKey.options_for_index(index)]
    end
  elsif options[:index]
    self.indices << [name, AutomaticForeignKey.options_for_index(options[:index])]
  end
  self
end

#indices ⇒ Object 



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# File 'lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb', line 17

def indices
  @indices ||= []
end

#primary_key_with_automatic_foreign_key(name, options = {}) ⇒ Object 



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# File 'lib/automatic_foreign_key/active_record/connection_adapters/table_definition.rb', line 13

def primary_key_with_automatic_foreign_key(name, options = {})
  column(name, :primary_key, options)
end