Module: ActiveRecord::SaveMany::ClassMethods

Included in:
Base
Defined in:
lib/activerecord_save_many/save_many.rb

Instance Method Summary collapse

Instance Method Details

#save_many(values, options = {}) ⇒ Object 



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# File 'lib/activerecord_save_many/save_many.rb', line 76

def save_many(values, options={})
  Functions::check_options(ActiveRecord::SaveMany::OPTIONS_KEYS , options)
  return if values.nil? || values.empty?

  columns, values = Functions::add_columns(self, values, options)

  # if more than max_rows, execute multiple sql statements
  max_rows = options[:max_rows] || save_many_max_rows
  batches = Functions::slice_array(max_rows, values)

  timestamp = Time.now
  batches.each do |rows|
    rows = rows.map do |obj|
      if obj.is_a? ActiveRecord::Base
        obj.send( :callback, :before_save )
        if obj.id
          obj.send( :callback, :before_update)
          set_update_timestamps(timestamp, obj)
        else
          obj.send( :callback, :before_create )
          set_create_timestamps(timestamp, obj)
        end
        raise "#{obj.errors.full_messages.join(', ')}" if !obj.valid?
      end
      columns.map{|col| obj[col]}
    end

    sql = connection.save_many_sql(self,
                                   table_name, 
                                   columns, 
                                   rows, 
                                   { :replace=>options[:replace],
                                     :ignore=>options[:ignore],
                                     :async=>options[:async] && !Functions::disable_async?(),
                                     :update=>options[:update] || options[:updates],
                                     :updates=>options[:updates] || {} })
    
    connection.execute_raw sql
  end
end

#save_many_max_rows ⇒ Object 



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# File 'lib/activerecord_save_many/save_many.rb', line 56

def save_many_max_rows
  @save_many_max_rows || ActiveRecord::SaveMany::default_max_rows
end

#save_many_max_rows=(max_rows) ⇒ Object 



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# File 'lib/activerecord_save_many/save_many.rb', line 52

def save_many_max_rows=(max_rows)
  @save_many_max_rows=max_rows
end

#set_create_timestamps(timestamp, instance) ⇒ Object 



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# File 'lib/activerecord_save_many/save_many.rb', line 60

def set_create_timestamps(timestamp, instance)
  if instance.record_timestamps
    instance.write_attribute('created_at', timestamp) if instance.respond_to?(:created_at) && instance.created_at.nil?
    instance.write_attribute('created_on', timestamp) if instance.respond_to?(:created_on) && instance.created_on.nil?
    instance.write_attribute('updated_at', timestamp) if instance.respond_to?(:updated_at) && instance.updated_at.nil?
    instance.write_attribute('updated_on', timestamp) if instance.respond_to?(:updated_on) && instance.updated_on.nil?
  end
end

#set_update_timestamps(timestamp, instance) ⇒ Object 



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# File 'lib/activerecord_save_many/save_many.rb', line 69

def set_update_timestamps(timestamp, instance)
  if instance.record_timestamps
    instance.write_attribute('updated_at', timestamp) if instance.respond_to?(:updated_at)
    instance.write_attribute('updated_on', timestamp) if instance.respond_to?(:updated_on)
  end
end