Contents

require 'active_record'

module SecondBase
  CONNECTION_PREFIX = 'secondbase'
  
  require 'secondbase/railtie' if Rails::VERSION::MAJOR == 3
  require 'secondbase/rake_method_chain'
  
  def self.do
    "You have just gotten to SecondBase, my friend."
  end
  
  def self.has_runner(env)
    ActiveRecord::Base.establish_connection(SecondBase::config(env))
    reset_visitor_cache
  end

  def self.config(env)
    ActiveRecord::Base.configurations[SecondBase::CONNECTION_PREFIX][env]
  end

  # TODO: We should really look at faking out the connection used by ActiveRecord
  # during migrations, this would prevent us from digging around Arel internals.
  # Arel caches the SQL translator based on the engine (ActiveRecord::Base).  This 
  # means that if we swap out the base connection we risk the SQL translator being wrong.
  # This is an ugly hack that resets the adapter.  See Line 27 of Arel's visitors.rb class.
  def self.reset_visitor_cache
    if Rails.version.to_i >= 3
      engine = ActiveRecord::Base
      adapter = engine.connection_pool.spec.config[:adapter]
      Arel::Visitors::ENGINE_VISITORS[engine] = (Arel::Visitors::VISITORS[adapter] || Arel::Visitors::ToSql).new(engine)
    end
  end
end

module FirstBase
  def self.config(env)
    ActiveRecord::Base.configurations[env]
  end
  
  def self.has_runner(env)
    ActiveRecord::Base.establish_connection(FirstBase::config(env))
    SecondBase.reset_visitor_cache
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
secondbase-0.5.0	lib/secondbase.rb