# Include database gems for the adapters found in the database
# configuration file
require 'erb'
require 'yaml'
database_file = File.join(File.dirname(__FILE__), "config/database.yml")
if File.exist?(database_file)
  database_config = YAML::load(ERB.new(IO.read(database_file)).result)
  adapters = database_config.values.map {|c| c['adapter']}.compact.uniq
  if adapters.any?
    adapters.each do |adapter|
      case adapter
      when 'mysql2'
        gem "mysql2", "~> 0.5.0", :platforms => [:mri, :mingw, :x64_mingw]
      when /postgresql/
        gem "pg", "~> 1.2.2", :platforms => [:mri, :mingw, :x64_mingw]