init.rb

# Make sure that ActiveScaffold has already been included
ActiveScaffold rescue throw "should have included ActiveScaffold plug in first.  Please make sure that this plug-in comes alphabetically after the ActiveScaffold plug-in"

# Load our overrides
require "#{File.dirname(__FILE__)}/lib/active_scaffold/config/core.rb"
require "#{File.dirname(__FILE__)}/lib/active_scaffold/config/export.rb"
require "#{File.dirname(__FILE__)}/lib/active_scaffold/actions/export.rb"
require "#{File.dirname(__FILE__)}/lib/active_scaffold/helpers/view_helpers_override.rb"
require "#{File.dirname(__FILE__)}/lib/active_scaffold/helpers/export_helpers.rb"

##
## Run the install script, too, just to make sure
## But at least rescue the action in production
##
begin
  require File.dirname(__FILE__) + '/install'
rescue
  raise $! unless RAILS_ENV == 'production'
end

# Add the csv mime type
Mime::Type.register 'text/csv', :csv
Mime::Type.register 'application/vnd.ms-excel', :xls

# Register our helper methods
ActionView::Base.send(:include, ActiveScaffold::Helpers::ExportHelpers)